version 0.11.2

Feature/birthday calendar

.github/workflows/ci.yml

@@ -1,20 +0,0 @@
-name: Rust CI
-on:
-  push:
-    branches: ["main"]
-  pull_request:
-    branches: ["main"]
-
-env:
-  CARGO_TERM_COLOR: always
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-
-    steps:
-      - uses: actions/checkout@v4
-      - name: Build
-        run: cargo build --verbose
-      - name: Run tests
-        run: cargo test --verbose --workspace

.github/workflows/cicd.yml

@@ -0,0 +1,57 @@
+name: "CICD"
+on: [push, pull_request]
+permissions:
+  contents: read
+  pull-requests: write
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  check:
+    name: Check
+    runs-on: ubuntu-latest
+    steps:
+      - run: rustup update
+      - name: Checkout sources
+        uses: actions/checkout@v4
+      - run: cargo check
+
+  test:
+    name: Test Suite
+    runs-on: ubuntu-latest
+    steps:
+      - run: rustup update
+      - name: Checkout sources
+        uses: actions/checkout@v4
+      - run: cargo test --all-features --verbose --workspace
+
+  coverage:
+    name: Test Coverage
+    runs-on: ubuntu-latest
+    steps:
+      - run: rustup update
+      - name: Install tarpaulin
+        run: cargo install cargo-tarpaulin
+
+      - name: Checkout sources
+        uses: actions/checkout@v4
+
+      - name: Run tarpaulin
+        run: cargo tarpaulin --workspace --all-features --exclude xml_derive --coveralls ${{ secrets.COVERALLS_REPO_TOKEN }}
+
+  lints:
+    name: Lints
+    runs-on: ubuntu-latest
+    steps:
+      - run: rustup update
+      - run: rustup component add rustfmt clippy
+
+      - name: Checkout sources
+        uses: actions/checkout@v4
+
+      - name: Run cargo fmt
+        run: cargo fmt --all -- --check
+
+      - name: Run cargo clippy
+        run: cargo clippy -- -D warnings

.github/workflows/docs.yml

@@ -17,6 +17,8 @@ jobs:
         with:
           python-version: 3.x
 
+      - run: rustup update
+
       - run: echo "cache_id=$(date --utc '+%V')" >> $GITHUB_ENV
 
       - name: Set up build cache

.sqlx/query-053c17f3b54ae3e153137926115486eb19a801bd73a74230bcf72a9a7254824a.json

@@ -0,0 +1,38 @@
+{
+  "db_name": "SQLite",
+  "query": "\n                SELECT principal, cal_id, id, (deleted_at IS NOT NULL) AS \"deleted: bool\"\n                    FROM calendarobjects\n                    WHERE (principal, cal_id, id) NOT IN (\n                        SELECT DISTINCT principal, cal_id, object_id FROM calendarobjectchangelog\n                    )\n                ;\n                ",
+  "describe": {
+    "columns": [
+      {
+        "name": "principal",
+        "ordinal": 0,
+        "type_info": "Text"
+      },
+      {
+        "name": "cal_id",
+        "ordinal": 1,
+        "type_info": "Text"
+      },
+      {
+        "name": "id",
+        "ordinal": 2,
+        "type_info": "Text"
+      },
+      {
+        "name": "deleted: bool",
+        "ordinal": 3,
+        "type_info": "Integer"
+      }
+    ],
+    "parameters": {
+      "Right": 0
+    },
+    "nullable": [
+      false,
+      false,
+      false,
+      false
+    ]
+  },
+  "hash": "053c17f3b54ae3e153137926115486eb19a801bd73a74230bcf72a9a7254824a"
+}

.sqlx/query-3a29efff3d3f6e1e05595d1a2d095af5fc963572c90bd10a6616af78757f8c39.json

@@ -0,0 +1,32 @@
+{
+  "db_name": "SQLite",
+  "query": "SELECT id, uid, ics FROM calendarobjects\n                WHERE principal = ? AND cal_id = ? AND deleted_at IS NULL\n                    AND (last_occurence IS NULL OR ? IS NULL OR last_occurence >= date(?))\n                    AND (first_occurence IS NULL OR ? IS NULL OR first_occurence <= date(?))\n            ",
+  "describe": {
+    "columns": [
+      {
+        "name": "id",
+        "ordinal": 0,
+        "type_info": "Text"
+      },
+      {
+        "name": "uid",
+        "ordinal": 1,
+        "type_info": "Text"
+      },
+      {
+        "name": "ics",
+        "ordinal": 2,
+        "type_info": "Text"
+      }
+    ],
+    "parameters": {
+      "Right": 6
+    },
+    "nullable": [
+      false,
+      false,
+      false
+    ]
+  },
+  "hash": "3a29efff3d3f6e1e05595d1a2d095af5fc963572c90bd10a6616af78757f8c39"
+}

.sqlx/query-3e1cca532372e891ab3e604ecb79311d8cd64108d4f238db4c79e9467a3b6d2e.json

@@ -1,12 +0,0 @@
-{
-  "db_name": "SQLite",
-  "query": "REPLACE INTO calendarobjects (principal, cal_id, id, ics, first_occurence, last_occurence, etag, object_type) VALUES (?, ?, ?, ?, date(?), date(?), ?, ?)",
-  "describe": {
-    "columns": [],
-    "parameters": {
-      "Right": 8
-    },
-    "nullable": []
-  },
-  "hash": "3e1cca532372e891ab3e604ecb79311d8cd64108d4f238db4c79e9467a3b6d2e"
-}

.sqlx/query-4a05eda4e23e8652312548b179a1cc16f43768074ab9e7ab7b7783395384984e.json

@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "UPDATE birthday_calendars SET principal = ?, id = ?, displayname = ?, description = ?, \"order\" = ?, color = ?, timezone_id = ?, push_topic = ?\n                WHERE (principal, id) = (?, ?)",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 10
+    },
+    "nullable": []
+  },
+  "hash": "4a05eda4e23e8652312548b179a1cc16f43768074ab9e7ab7b7783395384984e"
+}

.sqlx/query-505ebe8e64ac709b230dce7150240965e45442aca6c5f3b3115738ef508939ed.json

@@ -1,6 +1,6 @@
 {
   "db_name": "SQLite",
-  "query": "SELECT id, ics FROM calendarobjects WHERE (principal, cal_id, id) = (?, ?, ?) AND ((deleted_at IS NULL) OR ?)",
+  "query": "SELECT id, uid, ics FROM calendarobjects WHERE (principal, cal_id, id) = (?, ?, ?) AND ((deleted_at IS NULL) OR ?)",
   "describe": {
     "columns": [
       {
@@ -9,18 +9,24 @@
         "type_info": "Text"
       },
       {
-        "name": "ics",
+        "name": "uid",
         "ordinal": 1,
         "type_info": "Text"
+      },
+      {
+        "name": "ics",
+        "ordinal": 2,
+        "type_info": "Text"
       }
     ],
     "parameters": {
       "Right": 4
     },
     "nullable": [
+      false,
       false,
       false
     ]
   },
-  "hash": "543838c030550cb09d1af08adfeade8b7ce3575d92fddbc6e9582d141bc9e49d"
+  "hash": "505ebe8e64ac709b230dce7150240965e45442aca6c5f3b3115738ef508939ed"
 }

.sqlx/query-525fc4eab8a0f3eacff7e3c78ce809943f817abf8c8f9ae50073924bccdea2dc.json

@@ -0,0 +1,74 @@
+{
+  "db_name": "SQLite",
+  "query": "SELECT principal, id, displayname, description, \"order\", color, timezone_id, deleted_at, addr_synctoken, push_topic\n                FROM birthday_calendars\n                INNER JOIN (\n                    SELECT principal AS addr_principal,\n                        id AS addr_id,\n                        synctoken AS addr_synctoken\n                    FROM addressbooks\n                    ) ON (principal, id) = (addr_principal, addr_id)\n                WHERE (principal, id) = (?, ?)\n                AND ((deleted_at IS NULL) OR ?)\n            ",
+  "describe": {
+    "columns": [
+      {
+        "name": "principal",
+        "ordinal": 0,
+        "type_info": "Text"
+      },
+      {
+        "name": "id",
+        "ordinal": 1,
+        "type_info": "Text"
+      },
+      {
+        "name": "displayname",
+        "ordinal": 2,
+        "type_info": "Text"
+      },
+      {
+        "name": "description",
+        "ordinal": 3,
+        "type_info": "Text"
+      },
+      {
+        "name": "order",
+        "ordinal": 4,
+        "type_info": "Integer"
+      },
+      {
+        "name": "color",
+        "ordinal": 5,
+        "type_info": "Text"
+      },
+      {
+        "name": "timezone_id",
+        "ordinal": 6,
+        "type_info": "Text"
+      },
+      {
+        "name": "deleted_at",
+        "ordinal": 7,
+        "type_info": "Datetime"
+      },
+      {
+        "name": "addr_synctoken",
+        "ordinal": 8,
+        "type_info": "Integer"
+      },
+      {
+        "name": "push_topic",
+        "ordinal": 9,
+        "type_info": "Text"
+      }
+    ],
+    "parameters": {
+      "Right": 3
+    },
+    "nullable": [
+      false,
+      false,
+      true,
+      true,
+      false,
+      true,
+      true,
+      true,
+      false,
+      false
+    ]
+  },
+  "hash": "525fc4eab8a0f3eacff7e3c78ce809943f817abf8c8f9ae50073924bccdea2dc"
+}

.sqlx/query-583069cbeba5285c63c2b95e989669d3faed66a75fbfc7cd93e5f64b778f45ab.json

@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "REPLACE INTO davpush_subscriptions (id, topic, expiration, push_resource, public_key, public_key_type, auth_secret) VALUES (?, ?, ?, ?, ?, ?, ?)",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 7
+    },
+    "nullable": []
+  },
+  "hash": "583069cbeba5285c63c2b95e989669d3faed66a75fbfc7cd93e5f64b778f45ab"
+}

.sqlx/query-6327bee90e5df01536a0ddb15adcc37af3027f6902aa3786365c5ab2fbf06bda.json

@@ -1,12 +0,0 @@
-{
-  "db_name": "SQLite",
-  "query": "INSERT INTO calendarobjects (principal, cal_id, id, ics, first_occurence, last_occurence, etag, object_type) VALUES (?, ?, ?, ?, date(?), date(?), ?, ?)",
-  "describe": {
-    "columns": [],
-    "parameters": {
-      "Right": 8
-    },
-    "nullable": []
-  },
-  "hash": "6327bee90e5df01536a0ddb15adcc37af3027f6902aa3786365c5ab2fbf06bda"
-}

.sqlx/query-66d57f2c99ef37b383a478aff99110e1efbc7ce9332f10da4fa69f7594fb7455.json

@@ -0,0 +1,74 @@
+{
+  "db_name": "SQLite",
+  "query": "SELECT principal, id, displayname, description, \"order\", color, timezone_id, deleted_at, addr_synctoken, push_topic\n                FROM birthday_calendars\n                INNER JOIN (\n                    SELECT principal AS addr_principal,\n                        id AS addr_id,\n                        synctoken AS addr_synctoken\n                    FROM addressbooks\n                    ) ON (principal, id) = (addr_principal, addr_id)\n                WHERE principal = ?\n                AND (\n                    (deleted_at IS NULL AND NOT ?) -- not deleted, want not deleted\n                    OR (deleted_at IS NOT NULL AND ?) -- deleted, want deleted\n                )\n            ",
+  "describe": {
+    "columns": [
+      {
+        "name": "principal",
+        "ordinal": 0,
+        "type_info": "Text"
+      },
+      {
+        "name": "id",
+        "ordinal": 1,
+        "type_info": "Text"
+      },
+      {
+        "name": "displayname",
+        "ordinal": 2,
+        "type_info": "Text"
+      },
+      {
+        "name": "description",
+        "ordinal": 3,
+        "type_info": "Text"
+      },
+      {
+        "name": "order",
+        "ordinal": 4,
+        "type_info": "Integer"
+      },
+      {
+        "name": "color",
+        "ordinal": 5,
+        "type_info": "Text"
+      },
+      {
+        "name": "timezone_id",
+        "ordinal": 6,
+        "type_info": "Text"
+      },
+      {
+        "name": "deleted_at",
+        "ordinal": 7,
+        "type_info": "Datetime"
+      },
+      {
+        "name": "addr_synctoken",
+        "ordinal": 8,
+        "type_info": "Integer"
+      },
+      {
+        "name": "push_topic",
+        "ordinal": 9,
+        "type_info": "Text"
+      }
+    ],
+    "parameters": {
+      "Right": 3
+    },
+    "nullable": [
+      false,
+      false,
+      true,
+      true,
+      false,
+      true,
+      true,
+      true,
+      false,
+      false
+    ]
+  },
+  "hash": "66d57f2c99ef37b383a478aff99110e1efbc7ce9332f10da4fa69f7594fb7455"
+}

.sqlx/query-6c039308ad2ec29570ab492d7a0e85fb79c0a4d3b882b74ff1c2786c12324896.json

@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "UPDATE birthday_calendars SET deleted_at = NULL WHERE (principal, id) = (?, ?)",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 2
+    },
+    "nullable": []
+  },
+  "hash": "6c039308ad2ec29570ab492d7a0e85fb79c0a4d3b882b74ff1c2786c12324896"
+}

.sqlx/query-6d08d3a014743da9b445ab012437ec11f81fd86d3b02fc1df07a036c6b47ace2.json

@@ -1,12 +0,0 @@
-{
-  "db_name": "SQLite",
-  "query": "INSERT OR REPLACE INTO davpush_subscriptions (id, topic, expiration, push_resource, public_key, public_key_type, auth_secret) VALUES (?, ?, ?, ?, ?, ?, ?)",
-  "describe": {
-    "columns": [],
-    "parameters": {
-      "Right": 7
-    },
-    "nullable": []
-  },
-  "hash": "6d08d3a014743da9b445ab012437ec11f81fd86d3b02fc1df07a036c6b47ace2"
-}

.sqlx/query-72c7c67f4952ad669ecd54d96bbcb717815081f74575f0a65987163faf9fe30a.json

@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "INSERT INTO birthday_calendars (principal, id, displayname, description, \"order\", color, push_topic)\n                VALUES (?, ?, ?, ?, ?, ?, ?)",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 7
+    },
+    "nullable": []
+  },
+  "hash": "72c7c67f4952ad669ecd54d96bbcb717815081f74575f0a65987163faf9fe30a"
+}

.sqlx/query-804ed2a4a7032e9605d1871297498f5a96de0fc816ce660c705fb28318be0d42.json

@@ -1,6 +1,6 @@
 {
   "db_name": "SQLite",
-  "query": "SELECT id, ics FROM calendarobjects WHERE principal = ? AND cal_id = ? AND deleted_at IS NULL",
+  "query": "SELECT id, uid, ics FROM calendarobjects WHERE principal = ? AND cal_id = ? AND deleted_at IS NULL",
   "describe": {
     "columns": [
       {
@@ -9,18 +9,24 @@
         "type_info": "Text"
       },
       {
-        "name": "ics",
+        "name": "uid",
         "ordinal": 1,
         "type_info": "Text"
+      },
+      {
+        "name": "ics",
+        "ordinal": 2,
+        "type_info": "Text"
       }
     ],
     "parameters": {
       "Right": 2
     },
     "nullable": [
+      false,
       false,
       false
     ]
   },
-  "hash": "54c9c0e36a52e6963f11c6aa27f13aafb4204b8aa34b664fd825bd447db80e86"
+  "hash": "804ed2a4a7032e9605d1871297498f5a96de0fc816ce660c705fb28318be0d42"
 }

.sqlx/query-83f0aaf406785e323ac12019ac24f603c53125a1b2326f324c1e2d7b6c690adc.json

@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "UPDATE birthday_calendars SET deleted_at = datetime() WHERE (principal, id) = (?, ?)",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 2
+    },
+    "nullable": []
+  },
+  "hash": "83f0aaf406785e323ac12019ac24f603c53125a1b2326f324c1e2d7b6c690adc"
+}

.sqlx/query-a68a1b96189b854a7ba2a3cd866ba583af5ad84bc1cd8b20cb805e9ce3bad820.json

@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "REPLACE INTO calendarobjects (principal, cal_id, id, uid, ics, first_occurence, last_occurence, etag, object_type) VALUES (?, ?, ?, ?, ?, date(?), date(?), ?, ?)",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 9
+    },
+    "nullable": []
+  },
+  "hash": "a68a1b96189b854a7ba2a3cd866ba583af5ad84bc1cd8b20cb805e9ce3bad820"
+}

.sqlx/query-c138b1143ac04af4930266ffae0990e82005911c11a683ad565e92335e085f4d.json

@@ -0,0 +1,38 @@
+{
+  "db_name": "SQLite",
+  "query": "\n                SELECT principal, addressbook_id, id, (deleted_at IS NOT NULL) AS \"deleted: bool\"\n                    FROM addressobjects\n                    WHERE (principal, addressbook_id, id) NOT IN (\n                        SELECT DISTINCT principal, addressbook_id, object_id FROM addressobjectchangelog\n                    )\n                ;\n                ",
+  "describe": {
+    "columns": [
+      {
+        "name": "principal",
+        "ordinal": 0,
+        "type_info": "Text"
+      },
+      {
+        "name": "addressbook_id",
+        "ordinal": 1,
+        "type_info": "Text"
+      },
+      {
+        "name": "id",
+        "ordinal": 2,
+        "type_info": "Text"
+      },
+      {
+        "name": "deleted: bool",
+        "ordinal": 3,
+        "type_info": "Integer"
+      }
+    ],
+    "parameters": {
+      "Right": 0
+    },
+    "nullable": [
+      false,
+      false,
+      false,
+      false
+    ]
+  },
+  "hash": "c138b1143ac04af4930266ffae0990e82005911c11a683ad565e92335e085f4d"
+}

.sqlx/query-c550dbf3d5ce7069f28d767ea9045e477ef8d29d6186851760757a06dec42339.json

@@ -1,26 +0,0 @@
-{
-  "db_name": "SQLite",
-  "query": "SELECT id, ics FROM calendarobjects\n                WHERE principal = ? AND cal_id = ? AND deleted_at IS NULL\n                    AND (last_occurence IS NULL OR ? IS NULL OR last_occurence >= date(?))\n                    AND (first_occurence IS NULL OR ? IS NULL OR first_occurence <= date(?))\n            ",
-  "describe": {
-    "columns": [
-      {
-        "name": "id",
-        "ordinal": 0,
-        "type_info": "Text"
-      },
-      {
-        "name": "ics",
-        "ordinal": 1,
-        "type_info": "Text"
-      }
-    ],
-    "parameters": {
-      "Right": 6
-    },
-    "nullable": [
-      false,
-      false
-    ]
-  },
-  "hash": "c550dbf3d5ce7069f28d767ea9045e477ef8d29d6186851760757a06dec42339"
-}

.sqlx/query-cadc4ac16b7ac22b71c91ab36ad9dbb1dec943798d795fcbc811f4c651fea02a.json

@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "DELETE FROM birthday_calendars WHERE (principal, id) = (?, ?)",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 2
+    },
+    "nullable": []
+  },
+  "hash": "cadc4ac16b7ac22b71c91ab36ad9dbb1dec943798d795fcbc811f4c651fea02a"
+}

.sqlx/query-d498a758ed707408b00b7d2675250ea739a681ce1f009f05e97f2e101bd7e556.json

@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "INSERT INTO calendarobjects (principal, cal_id, id, uid, ics, first_occurence, last_occurence, etag, object_type) VALUES (?, ?, ?, ?, ?, date(?), date(?), ?, ?)",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 9
+    },
+    "nullable": []
+  },
+  "hash": "d498a758ed707408b00b7d2675250ea739a681ce1f009f05e97f2e101bd7e556"
+}

Cargo.toml

@@ -2,7 +2,8 @@
 members = ["crates/*"]
 
 [workspace.package]
-version = "0.9.5"
+version = "0.11.2"
+rust-version = "1.91"
 edition = "2024"
 description = "A CalDAV server"
 documentation = "https://lennart-k.github.io/rustical/"
@@ -12,6 +13,7 @@ license = "AGPL-3.0-or-later"
 [package]
 name = "rustical"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
@@ -35,7 +37,18 @@ opentelemetry = [
 debug = 0
 
 [workspace.dependencies]
-matchit = "0.8"
+rustical_dav = { path = "./crates/dav/" }
+rustical_dav_push = { path = "./crates/dav_push/" }
+rustical_store = { path = "./crates/store/" }
+rustical_store_sqlite = { path = "./crates/store_sqlite/" }
+rustical_caldav = { path = "./crates/caldav/" }
+rustical_carddav = { path = "./crates/carddav/" }
+rustical_frontend = { path = "./crates/frontend/" }
+rustical_xml = { path = "./crates/xml/" }
+rustical_oidc = { path = "./crates/oidc/" }
+rustical_ical = { path = "./crates/ical/" }
+
+matchit = "0.9"
 uuid = { version = "1.11", features = ["v4", "fast-rng"] }
 async-trait = "0.1"
 axum = "0.8"
@@ -48,7 +61,6 @@ pbkdf2 = { version = "0.12", features = ["simple"] }
 rand_core = { version = "0.9", features = ["std"] }
 chrono = { version = "0.4", features = ["serde"] }
 regex = "1.10"
-lazy_static = "1.5"
 rstest = "0.26"
 rstest_reuse = "0.7"
 sha2 = "0.10"
@@ -109,20 +121,10 @@ tower-http = { version = "0.6", features = [
   "catch-panic",
 ] }
 percent-encoding = "2.3"
-rustical_dav = { path = "./crates/dav/" }
-rustical_dav_push = { path = "./crates/dav_push/" }
-rustical_store = { path = "./crates/store/" }
-rustical_store_sqlite = { path = "./crates/store_sqlite/" }
-rustical_caldav = { path = "./crates/caldav/" }
-rustical_carddav = { path = "./crates/carddav/" }
-rustical_frontend = { path = "./crates/frontend/" }
-rustical_xml = { path = "./crates/xml/" }
-rustical_oidc = { path = "./crates/oidc/" }
-rustical_ical = { path = "./crates/ical/" }
 chrono-tz = "0.10"
 chrono-humanize = "0.2"
 rand = "0.9"
-axum-extra = { version = "0.10", features = ["typed-header"] }
+axum-extra = { version = "0.12", features = ["typed-header"] }
 rrule = "0.14"
 argon2 = "0.5"
 rpassword = "7.3"
@@ -131,7 +133,7 @@ syn = { version = "2.0", features = ["full"] }
 quote = "1.0"
 proc-macro2 = "1.0"
 heck = "0.5"
-darling = "0.21"
+darling = "0.23"
 reqwest = { version = "0.12", features = [
   "rustls-tls",
   "charset",
@@ -139,40 +141,47 @@ reqwest = { version = "0.12", features = [
 ], default-features = false }
 openidconnect = "4.0"
 clap = { version = "4.5", features = ["derive", "env"] }
-matchit-serde = { git = "https://github.com/lennart-k/matchit-serde", rev = "f0591d13" }
+matchit-serde = { git = "https://github.com/lennart-k/matchit-serde", rev = "e18e65d7" }
 vtimezones-rs = "0.2"
 ece = { version = "2.3", default-features = false, features = [
   "backend-openssl",
 ] }
 openssl = { version = "0.10", features = ["vendored"] }
 async-std = { version = "1.13", features = ["attributes"] }
+similar-asserts = "1.7"
+insta = "1.44"
+
+[dev-dependencies]
+rstest.workspace = true
+rustical_store_sqlite = { workspace = true, features = ["test"] }
+insta.workspace = true
 
 [dependencies]
-rustical_store = { workspace = true }
-rustical_store_sqlite = { workspace = true }
-rustical_caldav = { workspace = true }
+rustical_store.workspace = true
+rustical_store_sqlite.workspace = true
+rustical_caldav.workspace = true
 rustical_carddav.workspace = true
-rustical_frontend = { workspace = true }
-toml = { workspace = true }
-serde = { workspace = true }
-tokio = { workspace = true }
-tracing = { workspace = true }
-anyhow = { workspace = true }
+rustical_frontend.workspace = true
+toml.workspace = true
+serde.workspace = true
+tokio.workspace = true
+tracing.workspace = true
+anyhow.workspace = true
 clap.workspace = true
-sqlx = { workspace = true }
-async-trait = { workspace = true }
+sqlx.workspace = true
+async-trait.workspace = true
 uuid.workspace = true
 axum.workspace = true
 
-opentelemetry = { version = "0.30", optional = true }
-opentelemetry-otlp = { version = "0.30", optional = true, features = [
+opentelemetry = { version = "0.31", optional = true }
+opentelemetry-otlp = { version = "0.31", optional = true, features = [
   "grpc-tonic",
 ] }
-opentelemetry_sdk = { version = "0.30", features = [
+opentelemetry_sdk = { version = "0.31", features = [
   "rt-tokio",
 ], optional = true }
-opentelemetry-semantic-conventions = { version = "0.30", optional = true }
-tracing-opentelemetry = { version = "0.31", optional = true }
+opentelemetry-semantic-conventions = { version = "0.31", optional = true }
+tracing-opentelemetry = { version = "0.32", optional = true }
 tracing-subscriber = { version = "0.3", features = [
   "env-filter",
   "fmt",

Dockerfile

@@ -1,4 +1,4 @@
-FROM --platform=$BUILDPLATFORM rust:1.89-alpine AS chef
+FROM --platform=$BUILDPLATFORM rust:1.91-alpine AS chef
 
 ARG TARGETPLATFORM
 ARG BUILDPLATFORM
@@ -47,3 +47,5 @@ ENV RUSTICAL_DATA_STORE__SQLITE__DB_URL=/var/lib/rustical/db.sqlite3
 LABEL org.opencontainers.image.authors="Lennart K github.com/lennart-k"
 LABEL org.opencontainers.image.licenses="AGPL-3.0-or-later"
 EXPOSE 4000
+
+HEALTHCHECK --interval=30s --timeout=30s --start-period=3s --retries=3 CMD ["/usr/local/bin/rustical", "health"]

Justfile

@@ -12,3 +12,6 @@ docs:
 
 docs-dev:
   mkdocs serve
+
+coverage:
+  cargo tarpaulin --workspace --exclude xml_derive

about.toml

@@ -9,5 +9,7 @@ accepted = [
   "AGPL-3.0",
   "GPL-3.0",
   "MPL-2.0",
+  "AGPL-3.0-or-later",
+  "GPL-3.0-or-later",
 ]
 workarounds = ["ring", "chrono", "rustls"]

crates/caldav/Cargo.toml

@@ -1,6 +1,7 @@
 [package]
 name = "rustical_caldav"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
@@ -12,26 +13,27 @@ rustical_store_sqlite = { workspace = true, features = ["test"] }
 rstest.workspace = true
 async-std.workspace = true
 serde_json.workspace = true
+insta.workspace = true
 
 [dependencies]
 axum.workspace = true
 axum-extra.workspace = true
 tower.workspace = true
-async-trait = { workspace = true }
-thiserror = { workspace = true }
-quick-xml = { workspace = true }
-tracing = { workspace = true }
-futures-util = { workspace = true }
-derive_more = { workspace = true }
-base64 = { workspace = true }
-serde = { workspace = true }
-tokio = { workspace = true }
-url = { workspace = true }
-rustical_dav = { workspace = true }
-rustical_store = { workspace = true }
-chrono = { workspace = true }
-chrono-tz = { workspace = true }
-sha2 = { workspace = true }
+async-trait.workspace = true
+thiserror.workspace = true
+quick-xml.workspace = true
+tracing.workspace = true
+futures-util.workspace = true
+derive_more.workspace = true
+base64.workspace = true
+serde.workspace = true
+tokio.workspace = true
+url.workspace = true
+rustical_dav.workspace = true
+rustical_store.workspace = true
+chrono.workspace = true
+chrono-tz.workspace = true
+sha2.workspace = true
 ical.workspace = true
 percent-encoding.workspace = true
 rustical_xml.workspace = true
@@ -44,3 +46,4 @@ tower-http.workspace = true
 strum.workspace = true
 strum_macros.workspace = true
 vtimezones-rs.workspace = true
+similar-asserts.workspace = true

crates/caldav/src/calendar/methods/get.rs

@@ -8,7 +8,7 @@ use http::{HeaderValue, Method, StatusCode, header};
 use ical::generator::{Emitter, IcalCalendarBuilder};
 use ical::property::Property;
 use percent_encoding::{CONTROLS, utf8_percent_encode};
-use rustical_ical::{CalendarObjectComponent, EventObject, JournalObject, TodoObject};
+use rustical_ical::{CalendarObjectComponent, EventObject};
 use rustical_store::{CalendarStore, SubscriptionStore, auth::Principal};
 use std::collections::HashMap;
 use std::str::FromStr;
@@ -32,11 +32,6 @@ pub async fn route_get<C: CalendarStore, S: SubscriptionStore>(
         return Err(crate::Error::Unauthorized);
     }
 
-    let calendar = cal_store
-        .get_calendar(&principal, &calendar_id, true)
-        .await?;
-
-    let mut timezones = HashMap::new();
     let mut vtimezones = HashMap::new();
     let objects = cal_store.get_objects(&principal, &calendar_id).await?;
 
@@ -68,19 +63,24 @@ pub async fn route_get<C: CalendarStore, S: SubscriptionStore>(
     for object in &objects {
         vtimezones.extend(object.get_vtimezones());
         match object.get_data() {
-            CalendarObjectComponent::Event(EventObject {
-                event,
-                timezones: object_timezones,
-                ..
-            }) => {
-                timezones.extend(object_timezones);
+            CalendarObjectComponent::Event(EventObject { event, .. }, overrides) => {
                 ical_calendar_builder = ical_calendar_builder.add_event(event.clone());
+                for ev_override in overrides {
+                    ical_calendar_builder =
+                        ical_calendar_builder.add_event(ev_override.event.clone());
+                }
             }
-            CalendarObjectComponent::Todo(TodoObject(todo)) => {
+            CalendarObjectComponent::Todo(todo, overrides) => {
                 ical_calendar_builder = ical_calendar_builder.add_todo(todo.clone());
+                for ev_override in overrides {
+                    ical_calendar_builder = ical_calendar_builder.add_todo(ev_override.clone());
+                }
             }
-            CalendarObjectComponent::Journal(JournalObject(journal)) => {
+            CalendarObjectComponent::Journal(journal, overrides) => {
                 ical_calendar_builder = ical_calendar_builder.add_journal(journal.clone());
+                for ev_override in overrides {
+                    ical_calendar_builder = ical_calendar_builder.add_journal(ev_override.clone());
+                }
             }
         }
     }

crates/caldav/src/calendar/methods/import.rs

@@ -9,6 +9,7 @@ use ical::{
     generator::Emitter,
     parser::{Component, ComponentMut},
 };
+use rustical_dav::header::Overwrite;
 use rustical_ical::{CalendarObject, CalendarObjectType};
 use rustical_store::{
     Calendar, CalendarMetadata, CalendarStore, SubscriptionStore, auth::Principal,
@@ -21,6 +22,7 @@ pub async fn route_import<C: CalendarStore, S: SubscriptionStore>(
     Path((principal, cal_id)): Path<(String, String)>,
     user: Principal,
     State(resource_service): State<CalendarResourceService<C, S>>,
+    Overwrite(overwrite): Overwrite,
     body: String,
 ) -> Result<Response, Error> {
     if !user.is_principal(&principal) {
@@ -43,13 +45,13 @@ pub async fn route_import<C: CalendarStore, S: SubscriptionStore>(
     // Extract calendar metadata
     let displayname = cal
         .get_property("X-WR-CALNAME")
-        .and_then(|prop| prop.value.to_owned());
+        .and_then(|prop| prop.value.clone());
     let description = cal
         .get_property("X-WR-CALDESC")
-        .and_then(|prop| prop.value.to_owned());
+        .and_then(|prop| prop.value.clone());
     let timezone_id = cal
         .get_property("X-WR-TIMEZONE")
-        .and_then(|prop| prop.value.to_owned());
+        .and_then(|prop| prop.value.clone());
     // These properties should not appear in the expanded calendar objects
     cal.remove_property("X-WR-CALNAME");
     cal.remove_property("X-WR-CALDESC");
@@ -80,7 +82,7 @@ pub async fn route_import<C: CalendarStore, S: SubscriptionStore>(
     let objects = expanded_cals
         .into_iter()
         .map(|cal| cal.generate())
-        .map(CalendarObject::from_ics)
+        .map(|ics| CalendarObject::from_ics(ics, None))
         .collect::<Result<Vec<_>, _>>()?;
     let new_cal = Calendar {
         principal,
@@ -100,7 +102,9 @@ pub async fn route_import<C: CalendarStore, S: SubscriptionStore>(
     };
 
     let cal_store = resource_service.cal_store;
-    cal_store.import_calendar(new_cal, objects, false).await?;
+    cal_store
+        .import_calendar(new_cal, objects, overwrite)
+        .await?;
 
     Ok(StatusCode::OK.into_response())
 }

crates/caldav/src/calendar/methods/mkcalendar.rs

@@ -79,8 +79,8 @@ pub async fn route_mkcalendar<C: CalendarStore, S: SubscriptionStore>(
         _ => unreachable!("We never call with another method"),
     };
 
-    if let Some("") = request.displayname.as_deref() {
-        request.displayname = None
+    if request.displayname.as_deref() == Some("") {
+        request.displayname = None;
     }
 
     let timezone_id = if let Some(tzid) = request.calendar_timezone_id {
@@ -89,17 +89,12 @@ pub async fn route_mkcalendar<C: CalendarStore, S: SubscriptionStore>(
         // TODO: Proper error (calendar-timezone precondition)
         let calendar = IcalParser::new(tz.as_bytes())
             .next()
-            .ok_or(rustical_dav::Error::BadRequest(
-                "No timezone data provided".to_owned(),
-            ))?
+            .ok_or_else(|| rustical_dav::Error::BadRequest("No timezone data provided".to_owned()))?
             .map_err(|_| rustical_dav::Error::BadRequest("No timezone data provided".to_owned()))?;
 
-        let timezone = calendar
-            .timezones
-            .first()
-            .ok_or(rustical_dav::Error::BadRequest(
-                "No timezone data provided".to_owned(),
-            ))?;
+        let timezone = calendar.timezones.first().ok_or_else(|| {
+            rustical_dav::Error::BadRequest("No timezone data provided".to_owned())
+        })?;
         let timezone: chrono_tz::Tz = timezone
             .try_into()
             .map_err(|_| rustical_dav::Error::BadRequest("No timezone data provided".to_owned()))?;
@@ -110,8 +105,8 @@ pub async fn route_mkcalendar<C: CalendarStore, S: SubscriptionStore>(
     };
 
     let calendar = Calendar {
-        id: cal_id.to_owned(),
-        principal: principal.to_owned(),
+        id: cal_id.clone(),
+        principal: principal.clone(),
         meta: CalendarMetadata {
             order: request.calendar_order.unwrap_or(0),
             displayname: request.displayname,
@@ -123,14 +118,16 @@ pub async fn route_mkcalendar<C: CalendarStore, S: SubscriptionStore>(
         synctoken: 0,
         subscription_url: request.source.map(|href| href.href),
         push_topic: uuid::Uuid::new_v4().to_string(),
-        components: request
-            .supported_calendar_component_set
-            .map(Into::into)
-            .unwrap_or(vec![
-                CalendarObjectType::Event,
-                CalendarObjectType::Todo,
-                CalendarObjectType::Journal,
-            ]),
+        components: request.supported_calendar_component_set.map_or_else(
+            || {
+                vec![
+                    CalendarObjectType::Event,
+                    CalendarObjectType::Todo,
+                    CalendarObjectType::Journal,
+                ]
+            },
+            Into::into,
+        ),
     };
 
     cal_store.insert_calendar(calendar).await?;

crates/caldav/src/calendar/methods/post.rs

@@ -49,12 +49,12 @@ pub async fn route_post<C: CalendarStore, S: SubscriptionStore>(
     };
 
     let subscription = Subscription {
-        id: sub_id.to_owned(),
+        id: sub_id.clone(),
         push_resource: request
             .subscription
             .web_push_subscription
             .push_resource
-            .to_owned(),
+            .clone(),
         topic: calendar_resource.cal.push_topic,
         expiration: expires.naive_local(),
         public_key: request

crates/caldav/src/calendar/methods/report/calendar_multiget.rs

@@ -4,10 +4,10 @@ use rustical_ical::CalendarObject;
 use rustical_store::CalendarStore;
 use rustical_xml::XmlDeserialize;
 
-#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
+#[derive(XmlDeserialize, Clone, Debug, PartialEq, Eq)]
 #[allow(dead_code)]
 // <!ELEMENT calendar-query ((DAV:allprop | DAV:propname | DAV:prop)?, href+)>
-pub(crate) struct CalendarMultigetRequest {
+pub struct CalendarMultigetRequest {
     #[xml(ty = "untagged")]
     pub(crate) prop: PropfindType<CalendarObjectPropWrapperName>,
     #[xml(flatten)]
@@ -26,21 +26,21 @@ pub async fn get_objects_calendar_multiget<C: CalendarStore>(
     let mut not_found = vec![];
 
     for href in &cal_query.href {
-        if let Some(filename) = href.strip_prefix(path) {
-            let filename = filename.trim_start_matches("/");
+        if let Ok(href) = percent_encoding::percent_decode_str(href).decode_utf8()
+            && let Some(filename) = href.strip_prefix(path)
+        {
+            let filename = filename.trim_start_matches('/');
             if let Some(object_id) = filename.strip_suffix(".ics") {
                 match store.get_object(principal, cal_id, object_id, false).await {
                     Ok(object) => result.push(object),
-                    Err(rustical_store::Error::NotFound) => not_found.push(href.to_owned()),
+                    Err(rustical_store::Error::NotFound) => not_found.push(href.to_string()),
                     Err(err) => return Err(err.into()),
-                };
+                }
             } else {
-                not_found.push(href.to_owned());
-                continue;
+                not_found.push(href.to_string());
             }
         } else {
             not_found.push(href.to_owned());
-            continue;
         }
     }
 

crates/caldav/src/calendar/methods/report/calendar_query.rs

@@ -1,308 +0,0 @@
-use crate::{Error, calendar_object::CalendarObjectPropWrapperName};
-use rustical_dav::xml::PropfindType;
-use rustical_ical::{CalendarObject, UtcDateTime};
-use rustical_store::{CalendarStore, calendar_store::CalendarQuery};
-use rustical_xml::XmlDeserialize;
-use std::ops::Deref;
-
-#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
-#[allow(dead_code)]
-pub(crate) struct TimeRangeElement {
-    #[xml(ty = "attr")]
-    pub(crate) start: Option<UtcDateTime>,
-    #[xml(ty = "attr")]
-    pub(crate) end: Option<UtcDateTime>,
-}
-
-#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
-#[allow(dead_code)]
-// https://www.rfc-editor.org/rfc/rfc4791#section-9.7.3
-struct ParamFilterElement {
-    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
-    is_not_defined: Option<()>,
-    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
-    text_match: Option<TextMatchElement>,
-
-    #[xml(ty = "attr")]
-    name: String,
-}
-
-#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
-#[allow(dead_code)]
-struct TextMatchElement {
-    #[xml(ty = "attr")]
-    collation: String,
-    #[xml(ty = "attr")]
-    // "yes" or "no", default: "no"
-    negate_condition: Option<String>,
-}
-
-#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
-#[allow(dead_code)]
-// https://www.rfc-editor.org/rfc/rfc4791#section-9.7.2
-pub(crate) struct PropFilterElement {
-    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
-    is_not_defined: Option<()>,
-    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
-    time_range: Option<TimeRangeElement>,
-    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
-    text_match: Option<TextMatchElement>,
-    #[xml(ns = "rustical_dav::namespace::NS_CALDAV", flatten)]
-    param_filter: Vec<ParamFilterElement>,
-
-    #[xml(ty = "attr")]
-    name: String,
-}
-
-#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
-#[allow(dead_code)]
-// https://datatracker.ietf.org/doc/html/rfc4791#section-9.7.1
-pub(crate) struct CompFilterElement {
-    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
-    pub(crate) is_not_defined: Option<()>,
-    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
-    pub(crate) time_range: Option<TimeRangeElement>,
-    #[xml(ns = "rustical_dav::namespace::NS_CALDAV", flatten)]
-    pub(crate) prop_filter: Vec<PropFilterElement>,
-    #[xml(ns = "rustical_dav::namespace::NS_CALDAV", flatten)]
-    pub(crate) comp_filter: Vec<CompFilterElement>,
-
-    #[xml(ty = "attr")]
-    pub(crate) name: String,
-}
-
-impl CompFilterElement {
-    // match the VCALENDAR part
-    pub fn matches_root(&self, cal_object: &CalendarObject) -> bool {
-        let comp_vcal = self.name == "VCALENDAR";
-        match (self.is_not_defined, comp_vcal) {
-            // Client wants VCALENDAR to not exist but we are a VCALENDAR
-            (Some(()), true) => return false,
-            // Client is asking for something different than a vcalendar
-            (None, false) => return false,
-            _ => {}
-        };
-
-        if self.time_range.is_some() {
-            // <time-range> should be applied on VEVENT/VTODO but not on VCALENDAR
-            return false;
-        }
-
-        // TODO: Implement prop-filter at some point
-
-        // Apply sub-comp-filters on VEVENT/VTODO/VJOURNAL component
-        if self
-            .comp_filter
-            .iter()
-            .all(|filter| filter.matches(cal_object))
-        {
-            return true;
-        }
-
-        false
-    }
-
-    // match the VEVENT/VTODO/VJOURNAL part
-    pub fn matches(&self, cal_object: &CalendarObject) -> bool {
-        let comp_name_matches = self.name == cal_object.get_component_name();
-        match (self.is_not_defined, comp_name_matches) {
-            // Client wants VCALENDAR to not exist but we are a VCALENDAR
-            (Some(()), true) => return false,
-            // Client is asking for something different than a vcalendar
-            (None, false) => return false,
-            _ => {}
-        };
-
-        // TODO: Implement prop-filter (and comp-filter?) at some point
-
-        if let Some(time_range) = &self.time_range {
-            if let Some(start) = &time_range.start
-                && let Some(last_occurence) = cal_object.get_last_occurence().unwrap_or(None)
-                && start.deref() > &last_occurence.utc()
-            {
-                return false;
-            }
-            if let Some(end) = &time_range.end
-                && let Some(first_occurence) = cal_object.get_first_occurence().unwrap_or(None)
-                && end.deref() < &first_occurence.utc()
-            {
-                return false;
-            }
-        }
-        true
-    }
-}
-
-#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
-#[allow(dead_code)]
-// https://datatracker.ietf.org/doc/html/rfc4791#section-9.7
-pub(crate) struct FilterElement {
-    // This comp-filter matches on VCALENDAR
-    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
-    pub(crate) comp_filter: CompFilterElement,
-}
-
-impl FilterElement {
-    pub fn matches(&self, cal_object: &CalendarObject) -> bool {
-        self.comp_filter.matches_root(cal_object)
-    }
-}
-
-impl From<&FilterElement> for CalendarQuery {
-    fn from(value: &FilterElement) -> Self {
-        let comp_filter_vcalendar = &value.comp_filter;
-        for comp_filter in comp_filter_vcalendar.comp_filter.iter() {
-            // A calendar object cannot contain both VEVENT and VTODO, so we only have to handle
-            // whatever we get first
-            if matches!(comp_filter.name.as_str(), "VEVENT" | "VTODO")
-                && let Some(time_range) = &comp_filter.time_range
-            {
-                let start = time_range.start.as_ref().map(|start| start.date_naive());
-                let end = time_range.end.as_ref().map(|end| end.date_naive());
-                return CalendarQuery {
-                    time_start: start,
-                    time_end: end,
-                };
-            }
-        }
-        Default::default()
-    }
-}
-
-#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
-#[allow(dead_code)]
-// <!ELEMENT calendar-query ((DAV:allprop | DAV:propname | DAV:prop)?, filter, timezone?)>
-pub struct CalendarQueryRequest {
-    #[xml(ty = "untagged")]
-    pub prop: PropfindType<CalendarObjectPropWrapperName>,
-    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
-    pub(crate) filter: Option<FilterElement>,
-    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
-    pub(crate) timezone: Option<String>,
-    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
-    pub(crate) timezone_id: Option<String>,
-}
-
-impl From<&CalendarQueryRequest> for CalendarQuery {
-    fn from(value: &CalendarQueryRequest) -> Self {
-        value
-            .filter
-            .as_ref()
-            .map(CalendarQuery::from)
-            .unwrap_or_default()
-    }
-}
-
-pub async fn get_objects_calendar_query<C: CalendarStore>(
-    cal_query: &CalendarQueryRequest,
-    principal: &str,
-    cal_id: &str,
-    store: &C,
-) -> Result<Vec<CalendarObject>, Error> {
-    let mut objects = store
-        .calendar_query(principal, cal_id, cal_query.into())
-        .await?;
-    if let Some(filter) = &cal_query.filter {
-        objects.retain(|object| filter.matches(object));
-    }
-    Ok(objects)
-}
-
-#[cfg(test)]
-mod tests {
-    use rustical_dav::xml::PropElement;
-    use rustical_xml::XmlDocument;
-
-    use crate::{
-        calendar::methods::report::{
-            ReportRequest,
-            calendar_query::{
-                CalendarQueryRequest, CompFilterElement, FilterElement, ParamFilterElement,
-                PropFilterElement, TextMatchElement,
-            },
-        },
-        calendar_object::{CalendarObjectPropName, CalendarObjectPropWrapperName},
-    };
-
-    #[test]
-    fn calendar_query_7_8_7() {
-        const INPUT: &str = r#"
-            <?xml version="1.0" encoding="utf-8" ?>
-            <C:calendar-query xmlns:C="urn:ietf:params:xml:ns:caldav">
-                <D:prop xmlns:D="DAV:">
-                    <D:getetag/>
-                    <C:calendar-data/>
-                </D:prop>
-                <C:filter>
-                <C:comp-filter name="VCALENDAR">
-                    <C:comp-filter name="VEVENT">
-                        <C:prop-filter name="ATTENDEE">
-                            <C:text-match collation="i;ascii-casemap">mailto:lisa@example.com</C:text-match>
-                            <C:param-filter name="PARTSTAT">
-                                <C:text-match collation="i;ascii-casemap">NEEDS-ACTION</C:text-match>
-                            </C:param-filter>
-                        </C:prop-filter>
-                    </C:comp-filter>
-                </C:comp-filter>
-                </C:filter>
-            </C:calendar-query>
-        "#;
-
-        let report = ReportRequest::parse_str(INPUT).unwrap();
-        let calendar_query: CalendarQueryRequest =
-            if let ReportRequest::CalendarQuery(query) = report {
-                query
-            } else {
-                panic!()
-            };
-        assert_eq!(
-            calendar_query,
-            CalendarQueryRequest {
-                prop: rustical_dav::xml::PropfindType::Prop(PropElement(
-                    vec![
-                        CalendarObjectPropWrapperName::CalendarObject(
-                            CalendarObjectPropName::Getetag,
-                        ),
-                        CalendarObjectPropWrapperName::CalendarObject(
-                            CalendarObjectPropName::CalendarData(Default::default())
-                        ),
-                    ],
-                    vec![]
-                )),
-                filter: Some(FilterElement {
-                    comp_filter: CompFilterElement {
-                        is_not_defined: None,
-                        time_range: None,
-                        prop_filter: vec![],
-                        comp_filter: vec![CompFilterElement {
-                            prop_filter: vec![PropFilterElement {
-                                name: "ATTENDEE".to_owned(),
-                                text_match: Some(TextMatchElement {
-                                    collation: "i;ascii-casemap".to_owned(),
-                                    negate_condition: None
-                                }),
-                                is_not_defined: None,
-                                param_filter: vec![ParamFilterElement {
-                                    is_not_defined: None,
-                                    name: "PARTSTAT".to_owned(),
-                                    text_match: Some(TextMatchElement {
-                                        collation: "i;ascii-casemap".to_owned(),
-                                        negate_condition: None
-                                    }),
-                                }],
-                                time_range: None
-                            }],
-                            comp_filter: vec![],
-                            is_not_defined: None,
-                            name: "VEVENT".to_owned(),
-                            time_range: None
-                        }],
-                        name: "VCALENDAR".to_owned()
-                    }
-                }),
-                timezone: None,
-                timezone_id: None
-            }
-        )
-    }
-}

crates/caldav/src/calendar/methods/report/calendar_query/comp_filter.rs

@@ -0,0 +1,346 @@
+use crate::calendar::methods::report::calendar_query::{
+    TimeRangeElement,
+    prop_filter::{PropFilterElement, PropFilterable},
+};
+use ical::parser::ical::component::IcalTimeZone;
+use rustical_ical::{CalendarObject, CalendarObjectComponent, CalendarObjectType};
+use rustical_xml::XmlDeserialize;
+
+#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
+#[allow(dead_code)]
+// https://datatracker.ietf.org/doc/html/rfc4791#section-9.7.1
+pub struct CompFilterElement {
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
+    pub(crate) is_not_defined: Option<()>,
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
+    pub(crate) time_range: Option<TimeRangeElement>,
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV", flatten)]
+    pub(crate) prop_filter: Vec<PropFilterElement>,
+    #[allow(clippy::use_self)]
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV", flatten)]
+    pub(crate) comp_filter: Vec<CompFilterElement>,
+
+    #[xml(ty = "attr")]
+    pub(crate) name: String,
+}
+
+pub trait CompFilterable: PropFilterable + Sized {
+    fn get_comp_name(&self) -> &'static str;
+
+    fn match_time_range(&self, time_range: &TimeRangeElement) -> bool;
+
+    fn match_subcomponents(&self, comp_filter: &CompFilterElement) -> bool;
+
+    // https://datatracker.ietf.org/doc/html/rfc4791#section-9.7.1
+    // The scope of the
+    // CALDAV:comp-filter XML element is the calendar object when used as
+    // a child of the CALDAV:filter XML element.  The scope of the
+    // CALDAV:comp-filter XML element is the enclosing calendar component
+    // when used as a child of another CALDAV:comp-filter XML element
+    fn matches(&self, comp_filter: &CompFilterElement) -> bool {
+        let name_matches = self.get_comp_name() == comp_filter.name;
+        match (comp_filter.is_not_defined.is_some(), name_matches) {
+            // We are the component that's not supposed to be defined
+            (true, true)
+            // We don't match
+            | (false, false) => return false,
+            // We shall not be and indeed we aren't
+            (true, false) => return true,
+            _ => {}
+        }
+
+        if let Some(time_range) = comp_filter.time_range.as_ref()
+            && !self.match_time_range(time_range)
+        {
+            return false;
+        }
+
+        for prop_filter in &comp_filter.prop_filter {
+            if !prop_filter.match_component(self) {
+                return false;
+            }
+        }
+
+        comp_filter
+            .comp_filter
+            .iter()
+            .all(|filter| self.match_subcomponents(filter))
+    }
+}
+
+impl CompFilterable for CalendarObject {
+    fn get_comp_name(&self) -> &'static str {
+        "VCALENDAR"
+    }
+
+    fn match_time_range(&self, _time_range: &TimeRangeElement) -> bool {
+        // VCALENDAR has no concept of time range
+        false
+    }
+
+    fn match_subcomponents(&self, comp_filter: &CompFilterElement) -> bool {
+        let mut matches = self
+            .get_vtimezones()
+            .values()
+            .map(|tz| tz.matches(comp_filter))
+            .chain([self.get_data().matches(comp_filter)]);
+
+        if comp_filter.is_not_defined.is_some() {
+            matches.all(|x| x)
+        } else {
+            matches.any(|x| x)
+        }
+    }
+}
+
+impl CompFilterable for IcalTimeZone {
+    fn get_comp_name(&self) -> &'static str {
+        "VTIMEZONE"
+    }
+
+    fn match_time_range(&self, _time_range: &TimeRangeElement) -> bool {
+        false
+    }
+
+    fn match_subcomponents(&self, _comp_filter: &CompFilterElement) -> bool {
+        true
+    }
+}
+
+impl CompFilterable for CalendarObjectComponent {
+    fn get_comp_name(&self) -> &'static str {
+        CalendarObjectType::from(self).as_str()
+    }
+
+    fn match_time_range(&self, time_range: &TimeRangeElement) -> bool {
+        if let Some(start) = &time_range.start
+            && let Some(last_occurence) = self.get_last_occurence().unwrap_or(None)
+            && **start > last_occurence.utc()
+        {
+            return false;
+        }
+        if let Some(end) = &time_range.end
+            && let Some(first_occurence) = self.get_first_occurence().unwrap_or(None)
+            && **end < first_occurence.utc()
+        {
+            return false;
+        }
+        true
+    }
+
+    fn match_subcomponents(&self, _comp_filter: &CompFilterElement) -> bool {
+        // TODO: Properly check subcomponents
+        true
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use chrono::{TimeZone, Utc};
+    use rustical_ical::{CalendarObject, UtcDateTime};
+
+    use crate::calendar::methods::report::calendar_query::{
+        CompFilterable, TextMatchElement, TimeRangeElement,
+        comp_filter::CompFilterElement,
+        prop_filter::PropFilterElement,
+        text_match::{NegateCondition, TextCollation},
+    };
+
+    const ICS: &str = r"BEGIN:VCALENDAR
+CALSCALE:GREGORIAN
+VERSION:2.0
+BEGIN:VTIMEZONE
+TZID:Europe/Berlin
+X-LIC-LOCATION:Europe/Berlin
+END:VTIMEZONE
+
+BEGIN:VEVENT
+UID:318ec6503573d9576818daf93dac07317058d95c
+DTSTAMP:20250502T132758Z
+DTSTART;TZID=Europe/Berlin:20250506T090000
+DTEND;TZID=Europe/Berlin:20250506T092500
+SEQUENCE:2
+SUMMARY:weekly stuff
+TRANSP:OPAQUE
+RRULE:FREQ=WEEKLY;COUNT=4;INTERVAL=2;BYDAY=TU,TH,SU
+END:VEVENT
+END:VCALENDAR";
+
+    #[test]
+    fn test_comp_filter_matching() {
+        let object = CalendarObject::from_ics(ICS.to_string(), None).unwrap();
+
+        let comp_filter = CompFilterElement {
+            is_not_defined: Some(()),
+            name: "VCALENDAR".to_string(),
+            time_range: None,
+            prop_filter: vec![],
+            comp_filter: vec![],
+        };
+        assert!(!object.matches(&comp_filter), "filter: wants no VCALENDAR");
+
+        let comp_filter = CompFilterElement {
+            is_not_defined: None,
+            name: "VCALENDAR".to_string(),
+            time_range: None,
+            prop_filter: vec![],
+            comp_filter: vec![CompFilterElement {
+                name: "VTODO".to_string(),
+                is_not_defined: None,
+                time_range: None,
+                prop_filter: vec![],
+                comp_filter: vec![],
+            }],
+        };
+        assert!(!object.matches(&comp_filter), "filter matches VTODO");
+
+        let comp_filter = CompFilterElement {
+            is_not_defined: None,
+            name: "VCALENDAR".to_string(),
+            time_range: None,
+            prop_filter: vec![],
+            comp_filter: vec![CompFilterElement {
+                name: "VEVENT".to_string(),
+                is_not_defined: None,
+                time_range: None,
+                prop_filter: vec![],
+                comp_filter: vec![],
+            }],
+        };
+        assert!(object.matches(&comp_filter), "filter matches VEVENT");
+
+        let comp_filter = CompFilterElement {
+            is_not_defined: None,
+            name: "VCALENDAR".to_string(),
+            time_range: None,
+            prop_filter: vec![
+                PropFilterElement {
+                    is_not_defined: None,
+                    name: "VERSION".to_string(),
+                    time_range: None,
+                    text_match: Some(TextMatchElement {
+                        needle: "2.0".to_string(),
+                        collation: TextCollation::default(),
+                        negate_condition: NegateCondition::default(),
+                    }),
+                    param_filter: vec![],
+                },
+                PropFilterElement {
+                    is_not_defined: Some(()),
+                    name: "STUFF".to_string(),
+                    time_range: None,
+                    text_match: None,
+                    param_filter: vec![],
+                },
+            ],
+            comp_filter: vec![CompFilterElement {
+                name: "VEVENT".to_string(),
+                is_not_defined: None,
+                time_range: None,
+                prop_filter: vec![PropFilterElement {
+                    is_not_defined: None,
+                    name: "SUMMARY".to_string(),
+                    time_range: None,
+                    text_match: Some(TextMatchElement {
+                        collation: TextCollation::default(),
+                        negate_condition: NegateCondition(false),
+                        needle: "weekly".to_string(),
+                    }),
+                    param_filter: vec![],
+                }],
+                comp_filter: vec![],
+            }],
+        };
+        assert!(
+            object.matches(&comp_filter),
+            "Some prop filters on VCALENDAR and VEVENT"
+        );
+    }
+    #[test]
+    fn test_comp_filter_time_range() {
+        let object = CalendarObject::from_ics(ICS.to_string(), None).unwrap();
+
+        let comp_filter = CompFilterElement {
+            is_not_defined: None,
+            name: "VCALENDAR".to_string(),
+            time_range: None,
+            prop_filter: vec![],
+            comp_filter: vec![CompFilterElement {
+                name: "VEVENT".to_string(),
+                is_not_defined: None,
+                time_range: Some(TimeRangeElement {
+                    start: Some(UtcDateTime(
+                        Utc.with_ymd_and_hms(2025, 4, 1, 0, 0, 0).unwrap(),
+                    )),
+                    end: Some(UtcDateTime(
+                        Utc.with_ymd_and_hms(2025, 8, 1, 0, 0, 0).unwrap(),
+                    )),
+                }),
+                prop_filter: vec![],
+                comp_filter: vec![],
+            }],
+        };
+        assert!(
+            object.matches(&comp_filter),
+            "event should lie in time range"
+        );
+
+        let comp_filter = CompFilterElement {
+            is_not_defined: None,
+            name: "VCALENDAR".to_string(),
+            time_range: None,
+            prop_filter: vec![],
+            comp_filter: vec![CompFilterElement {
+                name: "VEVENT".to_string(),
+                is_not_defined: None,
+                time_range: Some(TimeRangeElement {
+                    start: Some(UtcDateTime(
+                        Utc.with_ymd_and_hms(2024, 4, 1, 0, 0, 0).unwrap(),
+                    )),
+                    end: Some(UtcDateTime(
+                        Utc.with_ymd_and_hms(2024, 8, 1, 0, 0, 0).unwrap(),
+                    )),
+                }),
+                prop_filter: vec![],
+                comp_filter: vec![],
+            }],
+        };
+        assert!(
+            !object.matches(&comp_filter),
+            "event should not lie in time range"
+        );
+    }
+
+    #[test]
+    fn test_match_timezone() {
+        let object = CalendarObject::from_ics(ICS.to_string(), None).unwrap();
+
+        let comp_filter = CompFilterElement {
+            is_not_defined: None,
+            name: "VCALENDAR".to_string(),
+            time_range: None,
+            prop_filter: vec![],
+            comp_filter: vec![CompFilterElement {
+                name: "VTIMEZONE".to_string(),
+                is_not_defined: None,
+                time_range: None,
+                prop_filter: vec![PropFilterElement {
+                    is_not_defined: None,
+                    name: "TZID".to_string(),
+                    time_range: None,
+                    text_match: Some(TextMatchElement {
+                        collation: TextCollation::AsciiCasemap,
+                        negate_condition: NegateCondition::default(),
+                        needle: "Europe/Berlin".to_string(),
+                    }),
+                    param_filter: vec![],
+                }],
+                comp_filter: vec![],
+            }],
+        };
+        assert!(
+            object.matches(&comp_filter),
+            "Timezone should be Europe/Berlin"
+        );
+    }
+}

crates/caldav/src/calendar/methods/report/calendar_query/elements.rs

@@ -0,0 +1,132 @@
+use crate::{
+    calendar::methods::report::calendar_query::{
+        TextMatchElement,
+        comp_filter::{CompFilterElement, CompFilterable},
+    },
+    calendar_object::CalendarObjectPropWrapperName,
+};
+use rustical_dav::xml::PropfindType;
+use rustical_ical::{CalendarObject, UtcDateTime};
+use rustical_store::calendar_store::CalendarQuery;
+use rustical_xml::XmlDeserialize;
+
+#[derive(XmlDeserialize, Clone, Debug, PartialEq, Eq)]
+#[allow(dead_code)]
+pub struct TimeRangeElement {
+    #[xml(ty = "attr")]
+    pub(crate) start: Option<UtcDateTime>,
+    #[xml(ty = "attr")]
+    pub(crate) end: Option<UtcDateTime>,
+}
+
+#[derive(XmlDeserialize, Clone, Debug, PartialEq, Eq)]
+#[allow(dead_code)]
+// https://www.rfc-editor.org/rfc/rfc4791#section-9.7.3
+pub struct ParamFilterElement {
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
+    pub(crate) is_not_defined: Option<()>,
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
+    pub(crate) text_match: Option<TextMatchElement>,
+
+    #[xml(ty = "attr")]
+    pub(crate) name: String,
+}
+
+#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
+#[allow(dead_code)]
+// https://datatracker.ietf.org/doc/html/rfc4791#section-9.7
+pub struct FilterElement {
+    // This comp-filter matches on VCALENDAR
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
+    pub(crate) comp_filter: CompFilterElement,
+}
+
+impl FilterElement {
+    #[must_use]
+    pub fn matches(&self, cal_object: &CalendarObject) -> bool {
+        cal_object.matches(&self.comp_filter)
+    }
+}
+
+impl From<&FilterElement> for CalendarQuery {
+    fn from(value: &FilterElement) -> Self {
+        let comp_filter_vcalendar = &value.comp_filter;
+        for comp_filter in &comp_filter_vcalendar.comp_filter {
+            // A calendar object cannot contain both VEVENT and VTODO, so we only have to handle
+            // whatever we get first
+            if matches!(comp_filter.name.as_str(), "VEVENT" | "VTODO")
+                && let Some(time_range) = &comp_filter.time_range
+            {
+                let start = time_range.start.as_ref().map(|start| start.date_naive());
+                let end = time_range.end.as_ref().map(|end| end.date_naive());
+                return Self {
+                    time_start: start,
+                    time_end: end,
+                };
+            }
+        }
+        Self::default()
+    }
+}
+
+#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
+#[allow(dead_code)]
+// <!ELEMENT calendar-query ((DAV:allprop | DAV:propname | DAV:prop)?, filter, timezone?)>
+pub struct CalendarQueryRequest {
+    #[xml(ty = "untagged")]
+    pub prop: PropfindType<CalendarObjectPropWrapperName>,
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
+    pub(crate) filter: Option<FilterElement>,
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
+    pub(crate) timezone: Option<String>,
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
+    pub(crate) timezone_id: Option<String>,
+}
+
+impl From<&CalendarQueryRequest> for CalendarQuery {
+    fn from(value: &CalendarQueryRequest) -> Self {
+        value.filter.as_ref().map(Self::from).unwrap_or_default()
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::calendar::methods::report::calendar_query::{
+        CompFilterElement, FilterElement, TimeRangeElement,
+    };
+    use chrono::{NaiveDate, TimeZone, Utc};
+    use rustical_ical::UtcDateTime;
+    use rustical_store::calendar_store::CalendarQuery;
+
+    #[test]
+    fn test_filter_element_calendar_query() {
+        let filter = FilterElement {
+            comp_filter: CompFilterElement {
+                name: "VCALENDAR".to_string(),
+                is_not_defined: None,
+                time_range: None,
+                prop_filter: vec![],
+                comp_filter: vec![CompFilterElement {
+                    name: "VEVENT".to_string(),
+                    is_not_defined: None,
+                    time_range: Some(TimeRangeElement {
+                        start: Some(UtcDateTime(
+                            Utc.with_ymd_and_hms(2024, 4, 1, 0, 0, 0).unwrap(),
+                        )),
+                        end: Some(UtcDateTime(
+                            Utc.with_ymd_and_hms(2024, 8, 1, 0, 0, 0).unwrap(),
+                        )),
+                    }),
+                    prop_filter: vec![],
+                    comp_filter: vec![],
+                }],
+            },
+        };
+        let derived_query: CalendarQuery = (&filter).into();
+        let query = CalendarQuery {
+            time_start: Some(NaiveDate::from_ymd_opt(2024, 4, 1).unwrap()),
+            time_end: Some(NaiveDate::from_ymd_opt(2024, 8, 1).unwrap()),
+        };
+        assert_eq!(derived_query, query);
+    }
+}

crates/caldav/src/calendar/methods/report/calendar_query/mod.rs

@@ -0,0 +1,133 @@
+use crate::Error;
+use rustical_ical::CalendarObject;
+use rustical_store::CalendarStore;
+
+mod comp_filter;
+mod elements;
+mod prop_filter;
+pub mod text_match;
+#[allow(unused_imports)]
+pub use comp_filter::{CompFilterElement, CompFilterable};
+pub use elements::*;
+#[allow(unused_imports)]
+pub use prop_filter::{PropFilterElement, PropFilterable};
+#[allow(unused_imports)]
+pub use text_match::TextMatchElement;
+
+pub async fn get_objects_calendar_query<C: CalendarStore>(
+    cal_query: &CalendarQueryRequest,
+    principal: &str,
+    cal_id: &str,
+    store: &C,
+) -> Result<Vec<CalendarObject>, Error> {
+    let mut objects = store
+        .calendar_query(principal, cal_id, cal_query.into())
+        .await?;
+    if let Some(filter) = &cal_query.filter {
+        objects.retain(|object| filter.matches(object));
+    }
+    Ok(objects)
+}
+
+#[cfg(test)]
+mod tests {
+    use rustical_dav::xml::PropElement;
+    use rustical_xml::XmlDocument;
+
+    use crate::{
+        calendar::methods::report::{
+            ReportRequest,
+            calendar_query::{
+                CalendarQueryRequest, FilterElement, ParamFilterElement, TextMatchElement,
+                comp_filter::CompFilterElement,
+                prop_filter::PropFilterElement,
+                text_match::{NegateCondition, TextCollation},
+            },
+        },
+        calendar_object::{CalendarData, CalendarObjectPropName, CalendarObjectPropWrapperName},
+    };
+
+    #[test]
+    fn calendar_query_7_8_7() {
+        const INPUT: &str = r#"
+            <?xml version="1.0" encoding="utf-8" ?>
+            <C:calendar-query xmlns:C="urn:ietf:params:xml:ns:caldav">
+                <D:prop xmlns:D="DAV:">
+                    <D:getetag/>
+                    <C:calendar-data/>
+                </D:prop>
+                <C:filter>
+                <C:comp-filter name="VCALENDAR">
+                    <C:comp-filter name="VEVENT">
+                        <C:prop-filter name="ATTENDEE">
+                            <C:text-match collation="i;ascii-casemap">mailto:lisa@example.com</C:text-match>
+                            <C:param-filter name="PARTSTAT">
+                                <C:text-match collation="i;ascii-casemap">NEEDS-ACTION</C:text-match>
+                            </C:param-filter>
+                        </C:prop-filter>
+                    </C:comp-filter>
+                </C:comp-filter>
+                </C:filter>
+            </C:calendar-query>
+        "#;
+
+        let report = ReportRequest::parse_str(INPUT).unwrap();
+        let calendar_query: CalendarQueryRequest =
+            if let ReportRequest::CalendarQuery(query) = report {
+                query
+            } else {
+                panic!()
+            };
+        assert_eq!(
+            calendar_query,
+            CalendarQueryRequest {
+                prop: rustical_dav::xml::PropfindType::Prop(PropElement(
+                    vec![
+                        CalendarObjectPropWrapperName::CalendarObject(
+                            CalendarObjectPropName::Getetag,
+                        ),
+                        CalendarObjectPropWrapperName::CalendarObject(
+                            CalendarObjectPropName::CalendarData(CalendarData::default())
+                        ),
+                    ],
+                    vec![]
+                )),
+                filter: Some(FilterElement {
+                    comp_filter: CompFilterElement {
+                        is_not_defined: None,
+                        time_range: None,
+                        prop_filter: vec![],
+                        comp_filter: vec![CompFilterElement {
+                            prop_filter: vec![PropFilterElement {
+                                name: "ATTENDEE".to_owned(),
+                                text_match: Some(TextMatchElement {
+                                    collation: TextCollation::AsciiCasemap,
+                                    negate_condition: NegateCondition(false),
+                                    needle: "mailto:lisa@example.com".to_string()
+                                }),
+                                is_not_defined: None,
+                                param_filter: vec![ParamFilterElement {
+                                    is_not_defined: None,
+                                    name: "PARTSTAT".to_owned(),
+                                    text_match: Some(TextMatchElement {
+                                        collation: TextCollation::AsciiCasemap,
+                                        negate_condition: NegateCondition(false),
+                                        needle: "NEEDS-ACTION".to_string()
+                                    }),
+                                }],
+                                time_range: None
+                            }],
+                            comp_filter: vec![],
+                            is_not_defined: None,
+                            name: "VEVENT".to_owned(),
+                            time_range: None
+                        }],
+                        name: "VCALENDAR".to_owned()
+                    }
+                }),
+                timezone: None,
+                timezone_id: None
+            }
+        );
+    }
+}

crates/caldav/src/calendar/methods/report/calendar_query/prop_filter.rs

@@ -0,0 +1,127 @@
+use std::collections::HashMap;
+
+use ical::{
+    generator::{IcalCalendar, IcalEvent},
+    parser::{
+        Component,
+        ical::component::{IcalJournal, IcalTimeZone, IcalTodo},
+    },
+    property::Property,
+};
+use rustical_ical::{CalDateTime, CalendarObject, CalendarObjectComponent, UtcDateTime};
+use rustical_xml::XmlDeserialize;
+
+use crate::calendar::methods::report::calendar_query::{
+    ParamFilterElement, TextMatchElement, TimeRangeElement,
+};
+
+#[derive(XmlDeserialize, Clone, Debug, PartialEq, Eq)]
+#[allow(dead_code)]
+// https://www.rfc-editor.org/rfc/rfc4791#section-9.7.2
+pub struct PropFilterElement {
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
+    pub(crate) is_not_defined: Option<()>,
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
+    pub(crate) time_range: Option<TimeRangeElement>,
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
+    pub(crate) text_match: Option<TextMatchElement>,
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV", flatten)]
+    pub(crate) param_filter: Vec<ParamFilterElement>,
+
+    #[xml(ty = "attr")]
+    pub(crate) name: String,
+}
+
+impl PropFilterElement {
+    pub fn match_component(&self, comp: &impl PropFilterable) -> bool {
+        let property = comp.get_property(&self.name);
+        let property = match (self.is_not_defined.is_some(), property) {
+            // We are the component that's not supposed to be defined
+            (true, Some(_))
+            // We don't match
+            | (false, None) => return false,
+            // We shall not be and indeed we aren't
+            (true, None) => return true,
+            (false, Some(property)) => property
+        };
+
+        if let Some(TimeRangeElement { start, end }) = &self.time_range {
+            // TODO: Respect timezones
+            let Ok(timestamp) = CalDateTime::parse_prop(property, &HashMap::default()) else {
+                return false;
+            };
+            let timestamp = timestamp.utc();
+            if let Some(UtcDateTime(start)) = start
+                && start > &timestamp
+            {
+                return false;
+            }
+            if let Some(UtcDateTime(end)) = end
+                && end < &timestamp
+            {
+                return false;
+            }
+            return true;
+        }
+
+        if let Some(text_match) = &self.text_match
+            && !text_match.match_property(property)
+        {
+            return false;
+        }
+
+        // TODO: param-filter
+
+        true
+    }
+}
+
+pub trait PropFilterable {
+    fn get_property(&self, name: &str) -> Option<&Property>;
+}
+
+impl PropFilterable for CalendarObject {
+    fn get_property(&self, name: &str) -> Option<&Property> {
+        Self::get_property(self, name)
+    }
+}
+
+impl PropFilterable for IcalEvent {
+    fn get_property(&self, name: &str) -> Option<&Property> {
+        Component::get_property(self, name)
+    }
+}
+
+impl PropFilterable for IcalTodo {
+    fn get_property(&self, name: &str) -> Option<&Property> {
+        Component::get_property(self, name)
+    }
+}
+
+impl PropFilterable for IcalJournal {
+    fn get_property(&self, name: &str) -> Option<&Property> {
+        Component::get_property(self, name)
+    }
+}
+
+impl PropFilterable for IcalCalendar {
+    fn get_property(&self, name: &str) -> Option<&Property> {
+        Component::get_property(self, name)
+    }
+}
+
+impl PropFilterable for IcalTimeZone {
+    fn get_property(&self, name: &str) -> Option<&Property> {
+        Component::get_property(self, name)
+    }
+}
+
+impl PropFilterable for CalendarObjectComponent {
+    fn get_property(&self, name: &str) -> Option<&Property> {
+        match self {
+            Self::Event(event, _) => PropFilterable::get_property(&event.event, name),
+            Self::Todo(todo, _) => PropFilterable::get_property(todo, name),
+            Self::Journal(journal, _) => PropFilterable::get_property(journal, name),
+        }
+    }
+}

crates/caldav/src/calendar/methods/report/calendar_query/text_match.rs

@@ -0,0 +1,103 @@
+use ical::property::Property;
+use rustical_xml::{ValueDeserialize, XmlDeserialize};
+
+#[derive(Clone, Debug, PartialEq, Eq, Default)]
+pub enum TextCollation {
+    #[default]
+    AsciiCasemap,
+    Octet,
+}
+
+impl TextCollation {
+    // Check whether a haystack contains a needle respecting the collation
+    #[must_use]
+    pub fn match_text(&self, needle: &str, haystack: &str) -> bool {
+        match self {
+            // https://datatracker.ietf.org/doc/html/rfc4790#section-9.2
+            Self::AsciiCasemap => haystack
+                .to_ascii_uppercase()
+                .contains(&needle.to_ascii_uppercase()),
+            Self::Octet => haystack.contains(needle),
+        }
+    }
+}
+
+impl AsRef<str> for TextCollation {
+    fn as_ref(&self) -> &str {
+        match self {
+            Self::AsciiCasemap => "i;ascii-casemap",
+            Self::Octet => "i;octet",
+        }
+    }
+}
+
+impl ValueDeserialize for TextCollation {
+    fn deserialize(val: &str) -> Result<Self, rustical_xml::XmlError> {
+        match val {
+            "i;ascii-casemap" => Ok(Self::AsciiCasemap),
+            "i;octet" => Ok(Self::Octet),
+            _ => Err(rustical_xml::XmlError::InvalidVariant(format!(
+                "Invalid collation: {val}"
+            ))),
+        }
+    }
+}
+
+#[derive(Clone, Debug, PartialEq, Eq, Default)]
+pub struct NegateCondition(pub bool);
+
+impl ValueDeserialize for NegateCondition {
+    fn deserialize(val: &str) -> Result<Self, rustical_xml::XmlError> {
+        match val {
+            "yes" => Ok(Self(true)),
+            "no" => Ok(Self(false)),
+            _ => Err(rustical_xml::XmlError::InvalidVariant(format!(
+                "Invalid negate-condition parameter: {val}"
+            ))),
+        }
+    }
+}
+
+#[derive(XmlDeserialize, Clone, Debug, PartialEq, Eq)]
+#[allow(dead_code)]
+pub struct TextMatchElement {
+    #[xml(ty = "attr", default = "Default::default")]
+    pub collation: TextCollation,
+    #[xml(ty = "attr", default = "Default::default")]
+    pub(crate) negate_condition: NegateCondition,
+    #[xml(ty = "text")]
+    pub(crate) needle: String,
+}
+
+impl TextMatchElement {
+    #[must_use]
+    pub fn match_property(&self, property: &Property) -> bool {
+        let Self {
+            collation,
+            negate_condition,
+            needle,
+        } = self;
+
+        let matches = property
+            .value
+            .as_ref()
+            .is_some_and(|haystack| collation.match_text(needle, haystack));
+
+        // XOR
+        negate_condition.0 ^ matches
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::calendar::methods::report::calendar_query::text_match::TextCollation;
+
+    #[test]
+    fn test_collation() {
+        assert!(TextCollation::AsciiCasemap.match_text("GrüN", "grün"));
+        assert!(!TextCollation::AsciiCasemap.match_text("GrÜN", "grün"));
+        assert!(!TextCollation::Octet.match_text("GrÜN", "grün"));
+        assert!(TextCollation::Octet.match_text("hallo", "hallo"));
+        assert!(TextCollation::AsciiCasemap.match_text("HaLlo", "hAllo"));
+    }
+}

crates/caldav/src/calendar/methods/report/mod.rs

@@ -27,7 +27,7 @@ use sync_collection::handle_sync_collection;
 use tracing::instrument;
 
 mod calendar_multiget;
-mod calendar_query;
+pub mod calendar_query;
 mod sync_collection;
 
 #[derive(XmlDeserialize, XmlDocument, Clone, Debug, PartialEq)]
@@ -41,11 +41,11 @@ pub(crate) enum ReportRequest {
 }
 
 impl ReportRequest {
-    fn props(&self) -> &PropfindType<CalendarObjectPropWrapperName> {
+    const fn props(&self) -> &PropfindType<CalendarObjectPropWrapperName> {
         match &self {
-            ReportRequest::CalendarMultiget(CalendarMultigetRequest { prop, .. }) => prop,
-            ReportRequest::CalendarQuery(CalendarQueryRequest { prop, .. }) => prop,
-            ReportRequest::SyncCollection(SyncCollectionRequest { prop, .. }) => prop,
+            Self::CalendarMultiget(CalendarMultigetRequest { prop, .. })
+            | Self::CalendarQuery(CalendarQueryRequest { prop, .. })
+            | Self::SyncCollection(SyncCollectionRequest { prop, .. }) => prop,
         }
     }
 }
@@ -184,7 +184,7 @@ mod tests {
                     "/caldav/user/user/6f787542-5256-401a-8db97003260da/ae7a998fdfd1d84a20391168962c62b".to_owned()
                 ]
             })
-        )
+        );
     }
 
     #[test]
@@ -241,7 +241,7 @@ mod tests {
                 timezone: None,
                 timezone_id: None,
             })
-        )
+        );
     }
 
     #[test]
@@ -269,6 +269,6 @@ mod tests {
                     "/caldav/user/user/6f787542-5256-401a-8db97003260da/ae7a998fdfd1d84a20391168962c62b".to_owned()
                 ]
             })
-        )
+        );
     }
 }

crates/caldav/src/calendar/prop.rs

@@ -3,13 +3,15 @@ use rustical_ical::CalendarObjectType;
 use rustical_xml::{XmlDeserialize, XmlSerialize};
 use strum_macros::VariantArray;
 
-#[derive(Debug, Clone, XmlSerialize, XmlDeserialize, PartialEq, From, Into)]
+use crate::calendar::methods::report::calendar_query::text_match::TextCollation;
+
+#[derive(Debug, Clone, XmlSerialize, XmlDeserialize, PartialEq, Eq, From, Into)]
 pub struct SupportedCalendarComponent {
     #[xml(ty = "attr")]
     pub name: CalendarObjectType,
 }
 
-#[derive(Debug, Clone, XmlSerialize, XmlDeserialize, PartialEq)]
+#[derive(Debug, Clone, XmlSerialize, XmlDeserialize, PartialEq, Eq)]
 pub struct SupportedCalendarComponentSet {
     #[xml(ns = "rustical_dav::namespace::NS_CALDAV", flatten)]
     pub comp: Vec<SupportedCalendarComponent>,
@@ -36,7 +38,29 @@ impl From<SupportedCalendarComponentSet> for Vec<CalendarObjectType> {
     }
 }
 
-#[derive(Debug, Clone, XmlSerialize, PartialEq)]
+#[derive(Debug, Clone, XmlSerialize, XmlDeserialize, PartialEq, Eq, From, Into)]
+pub struct SupportedCollation(#[xml(ty = "text")] pub TextCollation);
+
+#[derive(Debug, Clone, XmlSerialize, XmlDeserialize, PartialEq, Eq)]
+pub struct SupportedCollationSet(
+    #[xml(
+        ns = "rustical_dav::namespace::NS_CALDAV",
+        flatten,
+        rename = "supported-collation"
+    )]
+    pub Vec<SupportedCollation>,
+);
+
+impl Default for SupportedCollationSet {
+    fn default() -> Self {
+        Self(vec![
+            SupportedCollation(TextCollation::AsciiCasemap),
+            SupportedCollation(TextCollation::Octet),
+        ])
+    }
+}
+
+#[derive(Debug, Clone, XmlSerialize, PartialEq, Eq)]
 pub struct CalendarData {
     #[xml(ty = "attr")]
     content_type: String,
@@ -53,13 +77,13 @@ impl Default for CalendarData {
     }
 }
 
-#[derive(Debug, Clone, XmlSerialize, Default, PartialEq)]
+#[derive(Debug, Clone, XmlSerialize, Default, PartialEq, Eq)]
 pub struct SupportedCalendarData {
     #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
     calendar_data: CalendarData,
 }
 
-#[derive(Debug, Clone, XmlSerialize, PartialEq, VariantArray)]
+#[derive(Debug, Clone, XmlSerialize, PartialEq, Eq, VariantArray)]
 pub enum ReportMethod {
     #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
     CalendarQuery,

crates/caldav/src/calendar/resource.rs

@@ -1,6 +1,6 @@
 use super::prop::{SupportedCalendarComponentSet, SupportedCalendarData};
 use crate::Error;
-use crate::calendar::prop::ReportMethod;
+use crate::calendar::prop::{ReportMethod, SupportedCollationSet};
 use chrono::{DateTime, Utc};
 use derive_more::derive::{From, Into};
 use ical::IcalParser;
@@ -18,7 +18,7 @@ use rustical_xml::{EnumVariants, PropName};
 use rustical_xml::{XmlDeserialize, XmlSerialize};
 use serde::Deserialize;
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, EnumVariants, PropName)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, EnumVariants, PropName)]
 #[xml(unit_variants_ident = "CalendarPropName")]
 pub enum CalendarProp {
     // CalDAV (RFC 4791)
@@ -39,6 +39,8 @@ pub enum CalendarProp {
     SupportedCalendarComponentSet(SupportedCalendarComponentSet),
     #[xml(ns = "rustical_dav::namespace::NS_CALDAV", skip_deserializing)]
     SupportedCalendarData(SupportedCalendarData),
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV", skip_deserializing)]
+    SupportedCollationSet(SupportedCollationSet),
     #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     MaxResourceSize(i64),
     #[xml(skip_deserializing)]
@@ -54,7 +56,7 @@ pub enum CalendarProp {
     MaxDateTime(String),
 }
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, EnumVariants, PropName)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, EnumVariants, PropName)]
 #[xml(unit_variants_ident = "CalendarPropWrapperName", untagged)]
 pub enum CalendarPropWrapper {
     Calendar(CalendarProp),
@@ -71,7 +73,7 @@ pub struct CalendarResource {
 
 impl ResourceName for CalendarResource {
     fn get_name(&self) -> String {
-        self.cal.id.to_owned()
+        self.cal.id.clone()
     }
 }
 
@@ -89,7 +91,7 @@ impl SyncTokenExtension for CalendarResource {
 
 impl DavPushExtension for CalendarResource {
     fn get_topic(&self) -> String {
-        self.cal.push_topic.to_owned()
+        self.cal.push_topic.clone()
     }
 }
 
@@ -135,7 +137,9 @@ impl Resource for CalendarResource {
                 }
                 CalendarPropName::CalendarTimezone => {
                     CalendarProp::CalendarTimezone(self.cal.timezone_id.as_ref().and_then(|tzid| {
-                        vtimezones_rs::VTIMEZONES.get(tzid).map(|tz| tz.to_string())
+                        vtimezones_rs::VTIMEZONES
+                            .get(tzid)
+                            .map(|tz| (*tz).to_string())
                     }))
                 }
                 // chrono_tz uses the IANA database
@@ -154,13 +158,16 @@ impl Resource for CalendarResource {
                 CalendarPropName::SupportedCalendarData => {
                     CalendarProp::SupportedCalendarData(SupportedCalendarData::default())
                 }
-                CalendarPropName::MaxResourceSize => CalendarProp::MaxResourceSize(10000000),
+                CalendarPropName::SupportedCollationSet => {
+                    CalendarProp::SupportedCollationSet(SupportedCollationSet::default())
+                }
+                CalendarPropName::MaxResourceSize => CalendarProp::MaxResourceSize(10_000_000),
                 CalendarPropName::SupportedReportSet => {
                     CalendarProp::SupportedReportSet(SupportedReportSet::all())
                 }
-                CalendarPropName::Source => CalendarProp::Source(
-                    self.cal.subscription_url.to_owned().map(HrefElement::from),
-                ),
+                CalendarPropName::Source => {
+                    CalendarProp::Source(self.cal.subscription_url.clone().map(HrefElement::from))
+                }
                 CalendarPropName::MinDateTime => {
                     CalendarProp::MinDateTime(CalDateTime::from(DateTime::<Utc>::MIN_UTC).format())
                 }
@@ -181,9 +188,6 @@ impl Resource for CalendarResource {
     }
 
     fn set_prop(&mut self, prop: Self::Prop) -> Result<(), rustical_dav::Error> {
-        if self.read_only {
-            return Err(rustical_dav::Error::PropReadOnly);
-        }
         match prop {
             CalendarPropWrapper::Calendar(prop) => match prop {
                 CalendarProp::CalendarColor(color) => {
@@ -199,22 +203,20 @@ impl Resource for CalendarResource {
                         // TODO: Proper error (calendar-timezone precondition)
                         let calendar = IcalParser::new(tz.as_bytes())
                             .next()
-                            .ok_or(rustical_dav::Error::BadRequest(
-                                "No timezone data provided".to_owned(),
-                            ))?
+                            .ok_or_else(|| {
+                                rustical_dav::Error::BadRequest(
+                                    "No timezone data provided".to_owned(),
+                                )
+                            })?
                             .map_err(|_| {
                                 rustical_dav::Error::BadRequest(
                                     "No timezone data provided".to_owned(),
                                 )
                             })?;
 
-                        let timezone =
-                            calendar
-                                .timezones
-                                .first()
-                                .ok_or(rustical_dav::Error::BadRequest(
-                                    "No timezone data provided".to_owned(),
-                                ))?;
+                        let timezone = calendar.timezones.first().ok_or_else(|| {
+                            rustical_dav::Error::BadRequest("No timezone data provided".to_owned())
+                        })?;
                         let timezone: chrono_tz::Tz = timezone.try_into().map_err(|_| {
                             rustical_dav::Error::BadRequest("No timezone data provided".to_owned())
                         })?;
@@ -223,7 +225,6 @@ impl Resource for CalendarResource {
                     }
                     Ok(())
                 }
-                CalendarProp::TimezoneServiceSet(_) => Err(rustical_dav::Error::PropReadOnly),
                 CalendarProp::CalendarTimezoneId(timezone_id) => {
                     if let Some(tzid) = &timezone_id
                         && !vtimezones_rs::VTIMEZONES.contains_key(tzid)
@@ -243,13 +244,14 @@ impl Resource for CalendarResource {
                     self.cal.components = comp_set.into();
                     Ok(())
                 }
-                CalendarProp::SupportedCalendarData(_) => Err(rustical_dav::Error::PropReadOnly),
-                CalendarProp::MaxResourceSize(_) => Err(rustical_dav::Error::PropReadOnly),
-                CalendarProp::SupportedReportSet(_) => Err(rustical_dav::Error::PropReadOnly),
-                // Converting between a calendar subscription calendar and a normal one would be weird
-                CalendarProp::Source(_) => Err(rustical_dav::Error::PropReadOnly),
-                CalendarProp::MinDateTime(_) => Err(rustical_dav::Error::PropReadOnly),
-                CalendarProp::MaxDateTime(_) => Err(rustical_dav::Error::PropReadOnly),
+                CalendarProp::TimezoneServiceSet(_)
+                | CalendarProp::SupportedCalendarData(_)
+                | CalendarProp::SupportedCollationSet(_)
+                | CalendarProp::MaxResourceSize(_)
+                | CalendarProp::SupportedReportSet(_)
+                | CalendarProp::Source(_)
+                | CalendarProp::MinDateTime(_)
+                | CalendarProp::MaxDateTime(_) => Err(rustical_dav::Error::PropReadOnly),
             },
             CalendarPropWrapper::SyncToken(prop) => SyncTokenExtension::set_prop(self, prop),
             CalendarPropWrapper::DavPush(prop) => DavPushExtension::set_prop(self, prop),
@@ -258,9 +260,6 @@ impl Resource for CalendarResource {
     }
 
     fn remove_prop(&mut self, prop: &CalendarPropWrapperName) -> Result<(), rustical_dav::Error> {
-        if self.read_only {
-            return Err(rustical_dav::Error::PropReadOnly);
-        }
         match prop {
             CalendarPropWrapperName::Calendar(prop) => match prop {
                 CalendarPropName::CalendarColor => {
@@ -275,7 +274,6 @@ impl Resource for CalendarResource {
                     self.cal.timezone_id = None;
                     Ok(())
                 }
-                CalendarPropName::TimezoneServiceSet => Err(rustical_dav::Error::PropReadOnly),
                 CalendarPropName::CalendarOrder => {
                     self.cal.meta.order = 0;
                     Ok(())
@@ -283,13 +281,14 @@ impl Resource for CalendarResource {
                 CalendarPropName::SupportedCalendarComponentSet => {
                     Err(rustical_dav::Error::PropReadOnly)
                 }
-                CalendarPropName::SupportedCalendarData => Err(rustical_dav::Error::PropReadOnly),
-                CalendarPropName::MaxResourceSize => Err(rustical_dav::Error::PropReadOnly),
-                CalendarPropName::SupportedReportSet => Err(rustical_dav::Error::PropReadOnly),
-                // Converting a calendar subscription calendar into a normal one would be weird
-                CalendarPropName::Source => Err(rustical_dav::Error::PropReadOnly),
-                CalendarPropName::MinDateTime => Err(rustical_dav::Error::PropReadOnly),
-                CalendarPropName::MaxDateTime => Err(rustical_dav::Error::PropReadOnly),
+                CalendarPropName::TimezoneServiceSet
+                | CalendarPropName::SupportedCalendarData
+                | CalendarPropName::SupportedCollationSet
+                | CalendarPropName::MaxResourceSize
+                | CalendarPropName::SupportedReportSet
+                | CalendarPropName::Source
+                | CalendarPropName::MinDateTime
+                | CalendarPropName::MaxDateTime => Err(rustical_dav::Error::PropReadOnly),
             },
             CalendarPropWrapperName::SyncToken(prop) => SyncTokenExtension::remove_prop(self, prop),
             CalendarPropWrapperName::DavPush(prop) => DavPushExtension::remove_prop(self, prop),
@@ -312,16 +311,11 @@ impl Resource for CalendarResource {
     }
 
     fn get_user_privileges(&self, user: &Principal) -> Result<UserPrivilegeSet, Self::Error> {
-        if self.cal.subscription_url.is_some() {
+        if self.cal.subscription_url.is_some() || self.read_only {
             return Ok(UserPrivilegeSet::owner_write_properties(
                 user.is_principal(&self.cal.principal),
             ));
         }
-        if self.read_only {
-            return Ok(UserPrivilegeSet::owner_read(
-                user.is_principal(&self.cal.principal),
-            ));
-        }
 
         Ok(UserPrivilegeSet::owner_only(
             user.is_principal(&self.cal.principal),

crates/caldav/src/calendar/service.rs

@@ -35,7 +35,7 @@ impl<C: CalendarStore, S: SubscriptionStore> Clone for CalendarResourceService<C
 }
 
 impl<C: CalendarStore, S: SubscriptionStore> CalendarResourceService<C, S> {
-    pub fn new(cal_store: Arc<C>, sub_store: Arc<S>) -> Self {
+    pub const fn new(cal_store: Arc<C>, sub_store: Arc<S>) -> Self {
         Self {
             cal_store,
             sub_store,

crates/caldav/src/calendar/test_files/propfind.outputs

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<response xmlns:CS="http://calendarserver.org/ns/" xmlns:CARD="urn:ietf:params:xml:ns:carddav" xmlns:CAL="urn:ietf:params:xml:ns:caldav" xmlns="DAV:" xmlns:PUSH="https://bitfire.at/webdav-push">
+<response xmlns="DAV:" xmlns:CAL="urn:ietf:params:xml:ns:caldav" xmlns:CARD="urn:ietf:params:xml:ns:carddav" xmlns:CS="http://calendarserver.org/ns/" xmlns:PUSH="https://bitfire.at/webdav-push">
     <href>/caldav/principal/user/calendar/</href>
     <propstat>
         <prop>
@@ -11,6 +11,7 @@
             <calendar-order xmlns="http://apple.com/ns/ical/"/>
             <supported-calendar-component-set xmlns="urn:ietf:params:xml:ns:caldav"/>
             <supported-calendar-data xmlns="urn:ietf:params:xml:ns:caldav"/>
+            <supported-collation-set xmlns="urn:ietf:params:xml:ns:caldav"/>
             <max-resource-size xmlns="DAV:"/>
             <supported-report-set xmlns="DAV:"/>
             <source xmlns="http://calendarserver.org/ns/"/>
@@ -33,7 +34,7 @@
 
 
 <?xml version="1.0" encoding="utf-8"?>
-<response xmlns:CS="http://calendarserver.org/ns/" xmlns:CARD="urn:ietf:params:xml:ns:carddav" xmlns:CAL="urn:ietf:params:xml:ns:caldav" xmlns="DAV:" xmlns:PUSH="https://bitfire.at/webdav-push">
+<response xmlns="DAV:" xmlns:CAL="urn:ietf:params:xml:ns:caldav" xmlns:CARD="urn:ietf:params:xml:ns:carddav" xmlns:CS="http://calendarserver.org/ns/" xmlns:PUSH="https://bitfire.at/webdav-push">
     <href>/caldav/principal/user/calendar/</href>
     <propstat>
         <prop>
@@ -160,6 +161,10 @@ END:VCALENDAR
             <CAL:supported-calendar-data>
                 <CAL:calendar-data content-type="text/calendar" version="2.0"/>
             </CAL:supported-calendar-data>
+            <CAL:supported-collation-set>
+                <CAL:supported-collation>i;ascii-casemap</CAL:supported-collation>
+                <CAL:supported-collation>i;octet</CAL:supported-collation>
+            </CAL:supported-collation-set>
             <max-resource-size>10000000</max-resource-size>
             <supported-report-set>
                 <supported-report>
@@ -206,6 +211,9 @@ END:VCALENDAR
                 <privilege>
                     <read/>
                 </privilege>
+                <privilege>
+                    <write-properties/>
+                </privilege>
                 <privilege>
                     <read-acl/>
                 </privilege>

crates/caldav/src/calendar/tests.rs

@@ -4,7 +4,7 @@ use rustical_store::auth::Principal;
 use rustical_xml::XmlSerializeRoot;
 use serde_json::from_str;
 
-// #[tokio::test]
+#[tokio::test]
 async fn test_propfind() {
     let requests: Vec<_> = include_str!("./test_files/propfind.requests")
         .trim()
@@ -39,9 +39,7 @@ async fn test_propfind() {
                 .unwrap()
                 .trim()
                 .replace("\r\n", "\n");
-            println!("{output}");
-            println!("{}, {} \n\n\n", output.len(), expected_output.len());
-            assert_eq!(output, expected_output);
+            similar_asserts::assert_eq!(expected_output, output);
         }
     }
 }

crates/caldav/src/calendar_object/methods.rs

@@ -11,7 +11,7 @@ use rustical_ical::CalendarObject;
 use rustical_store::CalendarStore;
 use rustical_store::auth::Principal;
 use std::str::FromStr;
-use tracing::instrument;
+use tracing::{debug, instrument};
 
 #[instrument(skip(cal_store))]
 pub async fn get_event<C: CalendarStore>(
@@ -78,13 +78,10 @@ pub async fn put_event<C: CalendarStore>(
         true
     };
 
-    let object = match CalendarObject::from_ics(body) {
-        Ok(obj) => obj,
-        Err(_) => {
-            return Err(Error::PreconditionFailed(Precondition::ValidCalendarData));
-        }
+    let Ok(object) = CalendarObject::from_ics(body.clone(), Some(object_id)) else {
+        debug!("invalid calendar data:\n{body}");
+        return Err(Error::PreconditionFailed(Precondition::ValidCalendarData));
     };
-    assert_eq!(object.get_id(), object_id);
     cal_store
         .put_object(principal, calendar_id, object, overwrite)
         .await?;

crates/caldav/src/calendar_object/prop.rs

@@ -2,7 +2,7 @@ use rustical_dav::extensions::CommonPropertiesProp;
 use rustical_ical::UtcDateTime;
 use rustical_xml::{EnumVariants, PropName, XmlDeserialize, XmlSerialize};
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, EnumVariants, PropName)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, EnumVariants, PropName)]
 #[xml(unit_variants_ident = "CalendarObjectPropName")]
 pub enum CalendarObjectProp {
     // WebDAV (RFC 2518)
@@ -17,7 +17,7 @@ pub enum CalendarObjectProp {
     CalendarData(String),
 }
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, EnumVariants, PropName)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, EnumVariants, PropName)]
 #[xml(unit_variants_ident = "CalendarObjectPropWrapperName", untagged)]
 pub enum CalendarObjectPropWrapper {
     CalendarObject(CalendarObjectProp),
@@ -25,7 +25,7 @@ pub enum CalendarObjectPropWrapper {
 }
 
 #[derive(XmlDeserialize, Clone, Debug, PartialEq, Eq, Hash)]
-pub(crate) struct ExpandElement {
+pub struct ExpandElement {
     #[xml(ty = "attr")]
     pub(crate) start: UtcDateTime,
     #[xml(ty = "attr")]

crates/caldav/src/calendar_object/resource.rs

@@ -1,4 +1,7 @@
-use super::prop::*;
+use super::prop::{
+    CalendarData, CalendarObjectProp, CalendarObjectPropName, CalendarObjectPropWrapper,
+    CalendarObjectPropWrapperName,
+};
 use crate::Error;
 use derive_more::derive::{From, Into};
 use rustical_dav::{

crates/caldav/src/calendar_object/service.rs

@@ -35,7 +35,7 @@ impl<C: CalendarStore> Clone for CalendarObjectResourceService<C> {
 }
 
 impl<C: CalendarStore> CalendarObjectResourceService<C> {
-    pub fn new(cal_store: Arc<C>) -> Self {
+    pub const fn new(cal_store: Arc<C>) -> Self {
         Self { cal_store }
     }
 }
@@ -106,9 +106,8 @@ where
     D: Deserializer<'de>,
 {
     let name: String = Deserialize::deserialize(deserializer)?;
-    if let Some(object_id) = name.strip_suffix(".ics") {
-        Ok(object_id.to_owned())
-    } else {
-        Err(serde::de::Error::custom("Missing .ics extension"))
-    }
+    name.strip_suffix(".ics").map_or_else(
+        || Err(serde::de::Error::custom("Missing .ics extension")),
+        |object_id| Ok(object_id.to_owned()),
+    )
 }

crates/caldav/src/error.rs

@@ -60,29 +60,35 @@ pub enum Error {
 }
 
 impl Error {
+    #[must_use]
     pub fn status_code(&self) -> StatusCode {
         match self {
-            Error::StoreError(err) => match err {
+            Self::StoreError(err) => match err {
                 rustical_store::Error::NotFound => StatusCode::NOT_FOUND,
                 rustical_store::Error::AlreadyExists => StatusCode::CONFLICT,
                 rustical_store::Error::ReadOnly => StatusCode::FORBIDDEN,
                 _ => StatusCode::INTERNAL_SERVER_ERROR,
             },
-            Error::ChronoParseError(_) => StatusCode::INTERNAL_SERVER_ERROR,
-            Error::DavError(err) => StatusCode::try_from(err.status_code().as_u16())
+            Self::DavError(err) => StatusCode::try_from(err.status_code().as_u16())
                 .expect("Just converting between versions"),
-            Error::Unauthorized => StatusCode::UNAUTHORIZED,
-            Error::XmlDecodeError(_) => StatusCode::BAD_REQUEST,
-            Error::NotImplemented => StatusCode::INTERNAL_SERVER_ERROR,
-            Error::NotFound => StatusCode::NOT_FOUND,
-            Error::IcalError(err) => err.status_code(),
-            Error::PreconditionFailed(_err) => StatusCode::PRECONDITION_FAILED,
+            Self::Unauthorized => StatusCode::UNAUTHORIZED,
+            Self::XmlDecodeError(_) => StatusCode::BAD_REQUEST,
+            Self::ChronoParseError(_) | Self::NotImplemented => StatusCode::INTERNAL_SERVER_ERROR,
+            Self::NotFound => StatusCode::NOT_FOUND,
+            Self::IcalError(err) => err.status_code(),
+            Self::PreconditionFailed(_err) => StatusCode::PRECONDITION_FAILED,
         }
     }
 }
 
 impl IntoResponse for Error {
     fn into_response(self) -> axum::response::Response {
+        if matches!(
+            self.status_code(),
+            StatusCode::INTERNAL_SERVER_ERROR | StatusCode::PRECONDITION_FAILED
+        ) {
+            error!("{self}");
+        }
         (self.status_code(), self.to_string()).into_response()
     }
 }

crates/caldav/src/lib.rs

@@ -1,3 +1,5 @@
+#![warn(clippy::all, clippy::pedantic, clippy::nursery)]
+#![allow(clippy::missing_errors_doc, clippy::missing_panics_doc)]
 use axum::{Extension, Router};
 use derive_more::Constructor;
 use principal::PrincipalResourceService;
@@ -37,8 +39,8 @@ pub fn caldav_router<AP: AuthenticationProvider, C: CalendarStore, S: Subscripti
         prefix,
         RootResourceService::<_, Principal, CalDavPrincipalUri>::new(PrincipalResourceService {
             auth_provider: auth_provider.clone(),
-            sub_store: subscription_store.clone(),
-            cal_store: store.clone(),
+            sub_store: subscription_store,
+            cal_store: store,
             simplified_home_set,
         })
         .axum_router()

crates/caldav/src/principal/mod.rs

@@ -24,7 +24,7 @@ pub struct PrincipalResource {
 
 impl ResourceName for PrincipalResource {
     fn get_name(&self) -> String {
-        self.principal.id.to_owned()
+        self.principal.id.clone()
     }
 }
 
@@ -56,7 +56,7 @@ impl Resource for PrincipalResource {
             PrincipalPropWrapperName::Principal(prop) => {
                 PrincipalPropWrapper::Principal(match prop {
                     PrincipalPropName::CalendarUserType => {
-                        PrincipalProp::CalendarUserType(self.principal.principal_type.to_owned())
+                        PrincipalProp::CalendarUserType(self.principal.principal_type.clone())
                     }
                     PrincipalPropName::PrincipalUrl => {
                         PrincipalProp::PrincipalUrl(principal_url.into())

crates/caldav/src/principal/prop.rs

@@ -6,7 +6,7 @@ use rustical_store::auth::PrincipalType;
 use rustical_xml::{EnumVariants, PropName, XmlDeserialize, XmlSerialize};
 use strum_macros::VariantArray;
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, EnumVariants, PropName)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, EnumVariants, PropName, Debug)]
 #[xml(unit_variants_ident = "PrincipalPropName")]
 pub enum PrincipalProp {
     // Scheduling Extensions to CalDAV (RFC 6638)
@@ -34,17 +34,17 @@ pub enum PrincipalProp {
     CalendarHomeSet(CalendarHomeSet),
 }
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, Debug)]
 pub struct CalendarHomeSet(#[xml(ty = "untagged", flatten)] pub Vec<HrefElement>);
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, EnumVariants, PropName)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, EnumVariants, PropName, Debug)]
 #[xml(unit_variants_ident = "PrincipalPropWrapperName", untagged)]
 pub enum PrincipalPropWrapper {
     Principal(PrincipalProp),
     Common(CommonPropertiesProp),
 }
 
-#[derive(XmlSerialize, PartialEq, Clone, VariantArray)]
+#[derive(XmlSerialize, PartialEq, Eq, Debug, Clone, VariantArray)]
 pub enum ReportMethod {
     // We don't actually support principal-match
     #[xml(ns = "rustical_dav::namespace::NS_DAV")]

crates/caldav/src/principal/snapshots/rustical_caldav__principal__tests__propfind-2.snap

@@ -0,0 +1,136 @@
+---
+source: crates/caldav/src/principal/tests.rs
+expression: response
+---
+ResponseElement {
+    href: "/caldav/principal/user/",
+    status: None,
+    propstat: [
+        Normal(
+            PropstatElement {
+                prop: PropTagWrapper(
+                    [
+                        Principal(
+                            CalendarUserType(
+                                Individual,
+                            ),
+                        ),
+                        Principal(
+                            CalendarUserAddressSet(
+                                HrefElement {
+                                    href: "/caldav/principal/user/",
+                                },
+                            ),
+                        ),
+                        Principal(
+                            PrincipalUrl(
+                                HrefElement {
+                                    href: "/caldav/principal/user/",
+                                },
+                            ),
+                        ),
+                        Principal(
+                            GroupMembership(
+                                GroupMembership(
+                                    [
+                                        HrefElement {
+                                            href: "/caldav/principal/group/",
+                                        },
+                                    ],
+                                ),
+                            ),
+                        ),
+                        Principal(
+                            GroupMemberSet(
+                                GroupMemberSet(
+                                    [],
+                                ),
+                            ),
+                        ),
+                        Principal(
+                            AlternateUriSet,
+                        ),
+                        Principal(
+                            SupportedReportSet(
+                                SupportedReportSet {
+                                    supported_report: [
+                                        ReportWrapper {
+                                            report: PrincipalMatch,
+                                        },
+                                    ],
+                                },
+                            ),
+                        ),
+                        Principal(
+                            CalendarHomeSet(
+                                CalendarHomeSet(
+                                    [
+                                        HrefElement {
+                                            href: "/caldav/principal/group/",
+                                        },
+                                        HrefElement {
+                                            href: "/caldav/principal/user/",
+                                        },
+                                    ],
+                                ),
+                            ),
+                        ),
+                        Common(
+                            Resourcetype(
+                                Resourcetype(
+                                    [
+                                        ResourcetypeInner(
+                                            Some(
+                                                Namespace("DAV:"),
+                                            ),
+                                            "collection",
+                                        ),
+                                        ResourcetypeInner(
+                                            Some(
+                                                Namespace("DAV:"),
+                                            ),
+                                            "principal",
+                                        ),
+                                    ],
+                                ),
+                            ),
+                        ),
+                        Common(
+                            Displayname(
+                                Some(
+                                    "user",
+                                ),
+                            ),
+                        ),
+                        Common(
+                            CurrentUserPrincipal(
+                                HrefElement {
+                                    href: "/caldav/principal/user/",
+                                },
+                            ),
+                        ),
+                        Common(
+                            CurrentUserPrivilegeSet(
+                                UserPrivilegeSet {
+                                    privileges: {
+                                        All,
+                                    },
+                                },
+                            ),
+                        ),
+                        Common(
+                            Owner(
+                                Some(
+                                    HrefElement {
+                                        href: "/caldav/principal/user/",
+                                    },
+                                ),
+                            ),
+                        ),
+                    ],
+                ),
+                status: 200,
+            },
+        ),
+    ],
+}

crates/caldav/src/principal/snapshots/rustical_caldav__principal__tests__propfind-3.snap

@@ -0,0 +1,53 @@
+---
+source: crates/caldav/src/principal/tests.rs
+expression: response.serialize_to_string().unwrap()
+---
+<?xml version="1.0" encoding="utf-8"?>
+<response xmlns="DAV:" xmlns:CAL="urn:ietf:params:xml:ns:caldav" xmlns:CARD="urn:ietf:params:xml:ns:carddav" xmlns:CS="http://calendarserver.org/ns/" xmlns:PUSH="https://bitfire.at/webdav-push">
+    <href>/caldav/principal/user/</href>
+    <propstat>
+        <prop>
+            <CAL:calendar-user-type>INDIVIDUAL</CAL:calendar-user-type>
+            <CAL:calendar-user-address-set>
+                <href>/caldav/principal/user/</href>
+            </CAL:calendar-user-address-set>
+            <principal-URL>
+                <href>/caldav/principal/user/</href>
+            </principal-URL>
+            <group-membership>
+                <href>/caldav/principal/group/</href>
+            </group-membership>
+            <group-member-set>
+            </group-member-set>
+            <alternate-URI-set/>
+            <supported-report-set>
+                <supported-report>
+                    <report>
+                        <principal-match/>
+                    </report>
+                </supported-report>
+            </supported-report-set>
+            <CAL:calendar-home-set>
+                <href>/caldav/principal/group/</href>
+                <href>/caldav/principal/user/</href>
+            </CAL:calendar-home-set>
+            <resourcetype>
+                <collection/>
+                <principal/>
+            </resourcetype>
+            <displayname>user</displayname>
+            <current-user-principal>
+                <href>/caldav/principal/user/</href>
+            </current-user-principal>
+            <current-user-privilege-set>
+                <privilege>
+                    <all/>
+                </privilege>
+            </current-user-privilege-set>
+            <owner>
+                <href>/caldav/principal/user/</href>
+            </owner>
+        </prop>
+        <status>HTTP/1.1 200 OK</status>
+    </propstat>
+</response>

crates/caldav/src/principal/snapshots/rustical_caldav__principal__tests__propfind.snap

@@ -0,0 +1,8 @@
+---
+source: crates/caldav/src/principal/tests.rs
+expression: propfind
+---
+PropfindElement {
+    prop: Allprop,
+    include: None,
+}

crates/caldav/src/principal/tests.rs

@@ -1,5 +1,3 @@
-use std::sync::Arc;
-
 use crate::{
     CalDavPrincipalUri,
     principal::{PrincipalResource, PrincipalResourceService},
@@ -14,6 +12,7 @@ use rustical_store_sqlite::{
     tests::{get_test_calendar_store, get_test_principal_store, get_test_subscription_store},
 };
 use rustical_xml::XmlSerializeRoot;
+use std::sync::Arc;
 
 #[rstest]
 #[tokio::test]
@@ -35,6 +34,15 @@ async fn test_principal_resource(
         simplified_home_set: false,
     };
 
+    // We don't have any calendars here
+    assert!(
+        service
+            .get_members(&("user".to_owned(),))
+            .await
+            .unwrap()
+            .is_empty()
+    );
+
     assert!(matches!(
         service
             .get_resource(&("invalid-user".to_owned(),), true)
@@ -55,6 +63,8 @@ async fn test_propfind() {
     )
     .unwrap();
 
+    insta::assert_debug_snapshot!(propfind);
+
     let principal = Principal {
         id: "user".to_string(),
         displayname: None,
@@ -79,5 +89,6 @@ async fn test_propfind() {
         )
         .unwrap();
 
-    let _output = response.serialize_to_string().unwrap();
+    insta::assert_debug_snapshot!(response);
+    insta::assert_snapshot!(response.serialize_to_string().unwrap());
 }

crates/carddav/Cargo.toml

@@ -1,6 +1,7 @@
 [package]
 name = "rustical_carddav"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
@@ -11,19 +12,19 @@ publish = false
 axum.workspace = true
 axum-extra.workspace = true
 tower.workspace = true
-async-trait = { workspace = true }
-thiserror = { workspace = true }
-quick-xml = { workspace = true }
-tracing = { workspace = true }
-futures-util = { workspace = true }
-derive_more = { workspace = true }
-base64 = { workspace = true }
-serde = { workspace = true }
-tokio = { workspace = true }
-url = { workspace = true }
-rustical_dav = { workspace = true }
-rustical_store = { workspace = true }
-chrono = { workspace = true }
+async-trait.workspace = true
+thiserror.workspace = true
+quick-xml.workspace = true
+tracing.workspace = true
+futures-util.workspace = true
+derive_more.workspace = true
+base64.workspace = true
+serde.workspace = true
+tokio.workspace = true
+url.workspace = true
+rustical_dav.workspace = true
+rustical_store.workspace = true
+chrono.workspace = true
 rustical_xml.workspace = true
 uuid.workspace = true
 rustical_dav_push.workspace = true
@@ -34,3 +35,6 @@ percent-encoding.workspace = true
 ical.workspace = true
 strum.workspace = true
 strum_macros.workspace = true
+
+[dev-dependencies]
+insta.workspace = true

crates/carddav/src/address_object/prop.rs

@@ -1,7 +1,7 @@
 use rustical_dav::extensions::CommonPropertiesProp;
 use rustical_xml::{EnumVariants, PropName, XmlDeserialize, XmlSerialize};
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, EnumVariants, PropName)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, EnumVariants, PropName)]
 #[xml(unit_variants_ident = "AddressObjectPropName")]
 pub enum AddressObjectProp {
     // WebDAV (RFC 2518)
@@ -15,7 +15,7 @@ pub enum AddressObjectProp {
     AddressData(String),
 }
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, EnumVariants, PropName)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, EnumVariants, PropName)]
 #[xml(unit_variants_ident = "AddressObjectPropWrapperName", untagged)]
 pub enum AddressObjectPropWrapper {
     AddressObject(AddressObjectProp),

crates/carddav/src/address_object/service.rs

@@ -98,9 +98,8 @@ where
     D: Deserializer<'de>,
 {
     let name: String = Deserialize::deserialize(deserializer)?;
-    if let Some(object_id) = name.strip_suffix(".vcf") {
-        Ok(object_id.to_owned())
-    } else {
-        Err(serde::de::Error::custom("Missing .vcf extension"))
-    }
+    name.strip_suffix(".vcf").map_or_else(
+        || Err(serde::de::Error::custom("Missing .vcf extension")),
+        |object_id| Ok(object_id.to_owned()),
+    )
 }

crates/carddav/src/addressbook/methods/mkcol.rs

@@ -8,7 +8,7 @@ use rustical_store::{Addressbook, AddressbookStore, SubscriptionStore, auth::Pri
 use rustical_xml::{XmlDeserialize, XmlDocument, XmlRootTag};
 use tracing::instrument;
 
-#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
+#[derive(XmlDeserialize, Clone, Debug, PartialEq, Eq)]
 pub struct Resourcetype {
     #[xml(ns = "rustical_dav::namespace::NS_CARDDAV")]
     addressbook: Option<()>,
@@ -16,7 +16,7 @@ pub struct Resourcetype {
     collection: Option<()>,
 }
 
-#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
+#[derive(XmlDeserialize, Clone, Debug, PartialEq, Eq)]
 pub struct MkcolAddressbookProp {
     #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     resourcetype: Option<Resourcetype>,
@@ -27,7 +27,7 @@ pub struct MkcolAddressbookProp {
     description: Option<String>,
 }
 
-#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
+#[derive(XmlDeserialize, Clone, Debug, PartialEq, Eq)]
 pub struct PropElement<T: XmlDeserialize> {
     #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     prop: T,
@@ -53,13 +53,13 @@ pub async fn route_mkcol<AS: AddressbookStore, S: SubscriptionStore>(
     }
 
     let mut request = MkcolRequest::parse_str(&body)?.set.prop;
-    if let Some("") = request.displayname.as_deref() {
-        request.displayname = None
+    if request.displayname.as_deref() == Some("") {
+        request.displayname = None;
     }
 
     let addressbook = Addressbook {
-        id: addressbook_id.to_owned(),
-        principal: principal.to_owned(),
+        id: addressbook_id.clone(),
+        principal: principal.clone(),
         displayname: request.displayname,
         description: request.description,
         deleted_at: None,
@@ -127,6 +127,6 @@ mod tests {
                     }
                 }
             }
-        )
+        );
     }
 }

crates/carddav/src/addressbook/methods/post.rs

@@ -45,12 +45,12 @@ pub async fn route_post<AS: AddressbookStore, S: SubscriptionStore>(
     };
 
     let subscription = Subscription {
-        id: sub_id.to_owned(),
+        id: sub_id.clone(),
         push_resource: request
             .subscription
             .web_push_subscription
             .push_resource
-            .to_owned(),
+            .clone(),
         topic: addressbook_resource.0.push_topic,
         expiration: expires.naive_local(),
         public_key: request

crates/carddav/src/addressbook/methods/report/addressbook_multiget.rs

@@ -13,7 +13,7 @@ use rustical_ical::AddressObject;
 use rustical_store::{AddressbookStore, auth::Principal};
 use rustical_xml::XmlDeserialize;
 
-#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
+#[derive(XmlDeserialize, Clone, Debug, PartialEq, Eq)]
 #[allow(dead_code)]
 #[xml(ns = "rustical_dav::namespace::NS_DAV")]
 pub struct AddressbookMultigetRequest {
@@ -34,24 +34,24 @@ pub async fn get_objects_addressbook_multiget<AS: AddressbookStore>(
     let mut not_found = vec![];
 
     for href in &addressbook_multiget.href {
-        if let Some(filename) = href.strip_prefix(path) {
-            let filename = filename.trim_start_matches("/");
+        if let Ok(href) = percent_encoding::percent_decode_str(href).decode_utf8()
+            && let Some(filename) = href.strip_prefix(path)
+        {
+            let filename = filename.trim_start_matches('/');
             if let Some(object_id) = filename.strip_suffix(".vcf") {
                 match store
                     .get_object(principal, addressbook_id, object_id, false)
                     .await
                 {
                     Ok(object) => result.push(object),
-                    Err(rustical_store::Error::NotFound) => not_found.push(href.to_owned()),
+                    Err(rustical_store::Error::NotFound) => not_found.push(href.to_string()),
                     Err(err) => return Err(err.into()),
-                };
+                }
             } else {
-                not_found.push(href.to_owned());
-                continue;
+                not_found.push(href.to_string());
             }
         } else {
             not_found.push(href.to_owned());
-            continue;
         }
     }
 

crates/carddav/src/addressbook/methods/report/mod.rs

@@ -26,10 +26,10 @@ pub(crate) enum ReportRequest {
 }
 
 impl ReportRequest {
-    fn props(&self) -> &PropfindType<AddressObjectPropWrapperName> {
+    const fn props(&self) -> &PropfindType<AddressObjectPropWrapperName> {
         match self {
-            ReportRequest::AddressbookMultiget(AddressbookMultigetRequest { prop, .. }) => prop,
-            ReportRequest::SyncCollection(SyncCollectionRequest { prop, .. }) => prop,
+            Self::AddressbookMultiget(AddressbookMultigetRequest { prop, .. })
+            | Self::SyncCollection(SyncCollectionRequest { prop, .. }) => prop,
         }
     }
 }
@@ -101,7 +101,7 @@ mod tests {
         assert_eq!(
             report_request,
             ReportRequest::SyncCollection(SyncCollectionRequest {
-                sync_token: "".to_owned(),
+                sync_token: String::new(),
                 sync_level: SyncLevel::One,
                 prop: rustical_dav::xml::PropfindType::Prop(PropElement(
                     vec![AddressObjectPropWrapperName::AddressObject(
@@ -111,7 +111,7 @@ mod tests {
                 )),
                 limit: None
             })
-        )
+        );
     }
 
     #[test]
@@ -142,6 +142,6 @@ mod tests {
                     "/carddav/user/user/6f787542-5256-401a-8db97003260da/ae7a998fdfd1d84a20391168962c62b".to_owned()
                 ]
             })
-        )
+        );
     }
 }

crates/carddav/src/addressbook/mod.rs

@@ -3,3 +3,5 @@ pub mod prop;
 pub mod resource;
 mod service;
 pub use service::*;
+#[cfg(test)]
+pub mod tests;

crates/carddav/src/addressbook/prop.rs

@@ -6,7 +6,7 @@ use rustical_dav_push::DavPushExtensionProp;
 use rustical_xml::{EnumVariants, PropName, XmlDeserialize, XmlSerialize};
 use strum_macros::VariantArray;
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, EnumVariants, PropName)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, EnumVariants, PropName, Debug)]
 #[xml(unit_variants_ident = "AddressbookPropName")]
 pub enum AddressbookProp {
     // CardDAV (RFC 6352)
@@ -20,7 +20,7 @@ pub enum AddressbookProp {
     MaxResourceSize(i64),
 }
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, EnumVariants, PropName)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, EnumVariants, PropName, Debug)]
 #[xml(unit_variants_ident = "AddressbookPropWrapperName", untagged)]
 pub enum AddressbookPropWrapper {
     Addressbook(AddressbookProp),
@@ -29,7 +29,7 @@ pub enum AddressbookPropWrapper {
     Common(CommonPropertiesProp),
 }
 
-#[derive(Debug, Clone, XmlSerialize, PartialEq)]
+#[derive(Debug, Clone, XmlSerialize, PartialEq, Eq)]
 pub struct AddressDataType {
     #[xml(ty = "attr")]
     pub content_type: &'static str,
@@ -37,7 +37,7 @@ pub struct AddressDataType {
     pub version: &'static str,
 }
 
-#[derive(Debug, Clone, XmlSerialize, PartialEq)]
+#[derive(Debug, Clone, XmlSerialize, PartialEq, Eq)]
 pub struct SupportedAddressData {
     #[xml(ns = "rustical_dav::namespace::NS_CARDDAV", flatten)]
     address_data_type: &'static [AddressDataType],
@@ -60,7 +60,7 @@ impl Default for SupportedAddressData {
     }
 }
 
-#[derive(Debug, Clone, XmlSerialize, PartialEq, VariantArray)]
+#[derive(Debug, Clone, XmlSerialize, PartialEq, Eq, VariantArray)]
 pub enum ReportMethod {
     #[xml(ns = "rustical_dav::namespace::NS_CARDDAV")]
     AddressbookMultiget,

crates/carddav/src/addressbook/resource.rs

@@ -17,7 +17,7 @@ pub struct AddressbookResource(pub(crate) Addressbook);
 
 impl ResourceName for AddressbookResource {
     fn get_name(&self) -> String {
-        self.0.id.to_owned()
+        self.0.id.clone()
     }
 }
 
@@ -29,7 +29,7 @@ impl SyncTokenExtension for AddressbookResource {
 
 impl DavPushExtension for AddressbookResource {
     fn get_topic(&self) -> String {
-        self.0.push_topic.to_owned()
+        self.0.push_topic.clone()
     }
 }
 
@@ -59,13 +59,13 @@ impl Resource for AddressbookResource {
             AddressbookPropWrapperName::Addressbook(prop) => {
                 AddressbookPropWrapper::Addressbook(match prop {
                     AddressbookPropName::MaxResourceSize => {
-                        AddressbookProp::MaxResourceSize(10000000)
+                        AddressbookProp::MaxResourceSize(10_000_000)
                     }
                     AddressbookPropName::SupportedReportSet => {
                         AddressbookProp::SupportedReportSet(SupportedReportSet::all())
                     }
                     AddressbookPropName::AddressbookDescription => {
-                        AddressbookProp::AddressbookDescription(self.0.description.to_owned())
+                        AddressbookProp::AddressbookDescription(self.0.description.clone())
                     }
                     AddressbookPropName::SupportedAddressData => {
                         AddressbookProp::SupportedAddressData(SupportedAddressData::default())
@@ -92,9 +92,11 @@ impl Resource for AddressbookResource {
                     self.0.description = description;
                     Ok(())
                 }
-                AddressbookProp::MaxResourceSize(_) => Err(rustical_dav::Error::PropReadOnly),
-                AddressbookProp::SupportedReportSet(_) => Err(rustical_dav::Error::PropReadOnly),
-                AddressbookProp::SupportedAddressData(_) => Err(rustical_dav::Error::PropReadOnly),
+                AddressbookProp::MaxResourceSize(_)
+                | AddressbookProp::SupportedReportSet(_)
+                | AddressbookProp::SupportedAddressData(_) => {
+                    Err(rustical_dav::Error::PropReadOnly)
+                }
             },
             AddressbookPropWrapper::SyncToken(prop) => SyncTokenExtension::set_prop(self, prop),
             AddressbookPropWrapper::DavPush(prop) => DavPushExtension::set_prop(self, prop),
@@ -112,9 +114,11 @@ impl Resource for AddressbookResource {
                     self.0.description = None;
                     Ok(())
                 }
-                AddressbookPropName::MaxResourceSize => Err(rustical_dav::Error::PropReadOnly),
-                AddressbookPropName::SupportedReportSet => Err(rustical_dav::Error::PropReadOnly),
-                AddressbookPropName::SupportedAddressData => Err(rustical_dav::Error::PropReadOnly),
+                AddressbookPropName::MaxResourceSize
+                | AddressbookPropName::SupportedReportSet
+                | AddressbookPropName::SupportedAddressData => {
+                    Err(rustical_dav::Error::PropReadOnly)
+                }
             },
             AddressbookPropWrapperName::SyncToken(prop) => {
                 SyncTokenExtension::remove_prop(self, prop)

crates/carddav/src/addressbook/service.rs

@@ -26,7 +26,7 @@ pub struct AddressbookResourceService<AS: AddressbookStore, S: SubscriptionStore
 }
 
 impl<A: AddressbookStore, S: SubscriptionStore> AddressbookResourceService<A, S> {
-    pub fn new(addr_store: Arc<A>, sub_store: Arc<S>) -> Self {
+    pub const fn new(addr_store: Arc<A>, sub_store: Arc<S>) -> Self {
         Self {
             addr_store,
             sub_store,

crates/carddav/src/addressbook/snapshots/rustical_carddav__addressbook__tests__propfind-2.snap

@@ -0,0 +1,151 @@
+---
+source: crates/carddav/src/addressbook/tests.rs
+expression: response
+---
+ResponseElement {
+    href: "/carddav/principal/user/yeet/",
+    status: None,
+    propstat: [
+        Normal(
+            PropstatElement {
+                prop: PropTagWrapper(
+                    [
+                        Addressbook(
+                            AddressbookDescription(
+                                None,
+                            ),
+                        ),
+                        Addressbook(
+                            SupportedAddressData(
+                                SupportedAddressData {
+                                    address_data_type: [
+                                        AddressDataType {
+                                            content_type: "text/vcard",
+                                            version: "3.0",
+                                        },
+                                        AddressDataType {
+                                            content_type: "text/vcard",
+                                            version: "4.0",
+                                        },
+                                    ],
+                                },
+                            ),
+                        ),
+                        Addressbook(
+                            SupportedReportSet(
+                                SupportedReportSet {
+                                    supported_report: [
+                                        ReportWrapper {
+                                            report: AddressbookMultiget,
+                                        },
+                                        ReportWrapper {
+                                            report: SyncCollection,
+                                        },
+                                    ],
+                                },
+                            ),
+                        ),
+                        Addressbook(
+                            MaxResourceSize(
+                                10000000,
+                            ),
+                        ),
+                        SyncToken(
+                            SyncToken(
+                                "github.com/lennart-k/rustical/ns/0",
+                            ),
+                        ),
+                        SyncToken(
+                            Getctag(
+                                "github.com/lennart-k/rustical/ns/0",
+                            ),
+                        ),
+                        DavPush(
+                            Transports(
+                                Transports {
+                                    transports: [
+                                        WebPush,
+                                    ],
+                                },
+                            ),
+                        ),
+                        DavPush(
+                            Topic(
+                                "asdasd",
+                            ),
+                        ),
+                        DavPush(
+                            SupportedTriggers(
+                                SupportedTriggers(
+                                    [
+                                        ContentUpdate(
+                                            ContentUpdate(
+                                                One,
+                                            ),
+                                        ),
+                                        PropertyUpdate(
+                                            PropertyUpdate(
+                                                One,
+                                            ),
+                                        ),
+                                    ],
+                                ),
+                            ),
+                        ),
+                        Common(
+                            Resourcetype(
+                                Resourcetype(
+                                    [
+                                        ResourcetypeInner(
+                                            Some(
+                                                Namespace("DAV:"),
+                                            ),
+                                            "collection",
+                                        ),
+                                        ResourcetypeInner(
+                                            Some(
+                                                Namespace("urn:ietf:params:xml:ns:carddav"),
+                                            ),
+                                            "addressbook",
+                                        ),
+                                    ],
+                                ),
+                            ),
+                        ),
+                        Common(
+                            Displayname(
+                                None,
+                            ),
+                        ),
+                        Common(
+                            CurrentUserPrincipal(
+                                HrefElement {
+                                    href: "/carddav/principal/user/",
+                                },
+                            ),
+                        ),
+                        Common(
+                            CurrentUserPrivilegeSet(
+                                UserPrivilegeSet {
+                                    privileges: {
+                                        All,
+                                    },
+                                },
+                            ),
+                        ),
+                        Common(
+                            Owner(
+                                Some(
+                                    HrefElement {
+                                        href: "/carddav/principal/user/",
+                                    },
+                                ),
+                            ),
+                        ),
+                    ],
+                ),
+                status: 200,
+            },
+        ),
+    ],
+}

crates/carddav/src/addressbook/snapshots/rustical_carddav__addressbook__tests__propfind-3.snap

@@ -0,0 +1,59 @@
+---
+source: crates/carddav/src/addressbook/tests.rs
+expression: response.serialize_to_string().unwrap()
+---
+<?xml version="1.0" encoding="utf-8"?>
+<response xmlns="DAV:" xmlns:CAL="urn:ietf:params:xml:ns:caldav" xmlns:CARD="urn:ietf:params:xml:ns:carddav" xmlns:CS="http://calendarserver.org/ns/" xmlns:PUSH="https://bitfire.at/webdav-push">
+    <href>/carddav/principal/user/yeet/</href>
+    <propstat>
+        <prop>
+            <CARD:supported-address-data>
+                <CARD:address-data-type content-type="text/vcard" version="3.0"/>
+                <CARD:address-data-type content-type="text/vcard" version="4.0"/>
+            </CARD:supported-address-data>
+            <supported-report-set>
+                <supported-report>
+                    <report>
+                        <CARD:addressbook-multiget/>
+                    </report>
+                </supported-report>
+                <supported-report>
+                    <report>
+                        <sync-collection/>
+                    </report>
+                </supported-report>
+            </supported-report-set>
+            <max-resource-size>10000000</max-resource-size>
+            <sync-token>github.com/lennart-k/rustical/ns/0</sync-token>
+            <CS:getctag>github.com/lennart-k/rustical/ns/0</CS:getctag>
+            <PUSH:transports>
+                <PUSH:web-push/>
+            </PUSH:transports>
+            <PUSH:topic>asdasd</PUSH:topic>
+            <PUSH:supported-triggers>
+                <PUSH:content-update>
+                    <depth>1</depth>
+                </PUSH:content-update>
+                <PUSH:property-update>
+                    <depth>1</depth>
+                </PUSH:property-update>
+            </PUSH:supported-triggers>
+            <resourcetype>
+                <collection/>
+                <CARD:addressbook/>
+            </resourcetype>
+            <current-user-principal>
+                <href>/carddav/principal/user/</href>
+            </current-user-principal>
+            <current-user-privilege-set>
+                <privilege>
+                    <all/>
+                </privilege>
+            </current-user-privilege-set>
+            <owner>
+                <href>/carddav/principal/user/</href>
+            </owner>
+        </prop>
+        <status>HTTP/1.1 200 OK</status>
+    </propstat>
+</response>

crates/carddav/src/addressbook/snapshots/rustical_carddav__addressbook__tests__propfind.snap

@@ -0,0 +1,8 @@
+---
+source: crates/carddav/src/addressbook/tests.rs
+expression: propfind
+---
+PropfindElement {
+    prop: Allprop,
+    include: None,
+}

crates/carddav/src/addressbook/tests.rs

@@ -0,0 +1,49 @@
+use crate::{CardDavPrincipalUri, addressbook::resource::AddressbookResource};
+use rustical_dav::resource::Resource;
+use rustical_store::{Addressbook, auth::Principal};
+use rustical_xml::XmlSerializeRoot;
+
+#[test]
+fn test_propfind() {
+    let propfind = AddressbookResource::parse_propfind(
+        r#"<?xml version="1.0" encoding="UTF-8"?><propfind xmlns="DAV:"><allprop/></propfind>"#,
+    )
+    .unwrap();
+
+    insta::assert_debug_snapshot!(propfind);
+
+    let principal = Principal {
+        id: "user".to_string(),
+        displayname: None,
+        principal_type: rustical_store::auth::PrincipalType::Individual,
+        password: None,
+        memberships: vec!["group".to_string()],
+    };
+
+    let addressbook = Addressbook {
+        id: "yeet".to_string(),
+        principal: "user".to_string(),
+        displayname: None,
+        description: None,
+        deleted_at: None,
+        synctoken: 0,
+        push_topic: "asdasd".to_string(),
+    };
+
+    let resource = AddressbookResource(addressbook.clone());
+    let response = resource
+        .propfind(
+            &format!(
+                "/carddav/principal/{}/{}",
+                addressbook.principal, addressbook.id
+            ),
+            &propfind.prop,
+            propfind.include.as_ref(),
+            &CardDavPrincipalUri("/carddav"),
+            &principal,
+        )
+        .unwrap();
+
+    insta::assert_debug_snapshot!(response);
+    insta::assert_snapshot!(response.serialize_to_string().unwrap());
+}

crates/carddav/src/error.rs

@@ -1,6 +1,5 @@
 use axum::response::IntoResponse;
 use http::StatusCode;
-use tracing::error;
 
 #[derive(Debug, thiserror::Error)]
 pub enum Error {
@@ -30,20 +29,20 @@ pub enum Error {
 }
 
 impl Error {
-    pub fn status_code(&self) -> StatusCode {
+    #[must_use]
+    pub const fn status_code(&self) -> StatusCode {
         match self {
-            Error::StoreError(err) => match err {
+            Self::StoreError(err) => match err {
                 rustical_store::Error::NotFound => StatusCode::NOT_FOUND,
                 rustical_store::Error::AlreadyExists => StatusCode::CONFLICT,
                 rustical_store::Error::ReadOnly => StatusCode::FORBIDDEN,
                 _ => StatusCode::INTERNAL_SERVER_ERROR,
             },
-            Error::ChronoParseError(_) => StatusCode::INTERNAL_SERVER_ERROR,
-            Error::DavError(err) => err.status_code(),
-            Error::Unauthorized => StatusCode::UNAUTHORIZED,
-            Error::XmlDecodeError(_) => StatusCode::BAD_REQUEST,
-            Error::NotImplemented => StatusCode::INTERNAL_SERVER_ERROR,
-            Error::NotFound => StatusCode::NOT_FOUND,
+            Self::DavError(err) => err.status_code(),
+            Self::Unauthorized => StatusCode::UNAUTHORIZED,
+            Self::XmlDecodeError(_) => StatusCode::BAD_REQUEST,
+            Self::ChronoParseError(_) | Self::NotImplemented => StatusCode::INTERNAL_SERVER_ERROR,
+            Self::NotFound => StatusCode::NOT_FOUND,
             Self::IcalError(err) => err.status_code(),
         }
     }

crates/carddav/src/lib.rs

@@ -1,3 +1,5 @@
+#![warn(clippy::all, clippy::pedantic, clippy::nursery)]
+#![allow(clippy::missing_errors_doc, clippy::missing_panics_doc)]
 use axum::response::Redirect;
 use axum::routing::any;
 use axum::{Extension, Router};
@@ -36,20 +38,15 @@ pub fn carddav_router<AP: AuthenticationProvider, A: AddressbookStore, S: Subscr
     store: Arc<A>,
     subscription_store: Arc<S>,
 ) -> Router {
-    let principal_service = PrincipalResourceService::new(
-        store.clone(),
-        auth_provider.clone(),
-        subscription_store.clone(),
-    );
+    let principal_service =
+        PrincipalResourceService::new(store, auth_provider.clone(), subscription_store);
     Router::new()
         .nest(
             prefix,
-            RootResourceService::<_, Principal, CardDavPrincipalUri>::new(
-                principal_service.clone(),
-            )
-            .axum_router()
-            .layer(AuthenticationLayer::new(auth_provider))
-            .layer(Extension(CardDavPrincipalUri(prefix))),
+            RootResourceService::<_, Principal, CardDavPrincipalUri>::new(principal_service)
+                .axum_router()
+                .layer(AuthenticationLayer::new(auth_provider))
+                .layer(Extension(CardDavPrincipalUri(prefix))),
         )
         .route(
             "/.well-known/carddav",

crates/carddav/src/principal/mod.rs

@@ -11,16 +11,18 @@ mod service;
 pub use service::*;
 mod prop;
 pub use prop::*;
+#[cfg(test)]
+pub mod tests;
 
 #[derive(Debug, Clone)]
 pub struct PrincipalResource {
-    principal: Principal,
-    members: Vec<String>,
+    pub principal: Principal,
+    pub members: Vec<String>,
 }
 
 impl ResourceName for PrincipalResource {
     fn get_name(&self) -> String {
-        self.principal.id.to_owned()
+        self.principal.id.clone()
     }
 }
 

crates/carddav/src/principal/prop.rs

@@ -4,7 +4,7 @@ use rustical_dav::{
 };
 use rustical_xml::{EnumVariants, PropName, XmlDeserialize, XmlSerialize};
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, EnumVariants, PropName)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, EnumVariants, PropName, Debug)]
 #[xml(unit_variants_ident = "PrincipalPropName")]
 pub enum PrincipalProp {
     // WebDAV Access Control (RFC 3744)
@@ -27,10 +27,10 @@ pub enum PrincipalProp {
     PrincipalAddress(Option<HrefElement>),
 }
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, Debug)]
 pub struct AddressbookHomeSet(#[xml(ty = "untagged", flatten)] pub Vec<HrefElement>);
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, EnumVariants, PropName)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, EnumVariants, PropName, Debug)]
 #[xml(unit_variants_ident = "PrincipalPropWrapperName", untagged)]
 pub enum PrincipalPropWrapper {
     Principal(PrincipalProp),

crates/carddav/src/principal/service.rs

@@ -34,7 +34,7 @@ impl<A: AddressbookStore, AP: AuthenticationProvider, S: SubscriptionStore> Clon
 impl<A: AddressbookStore, AP: AuthenticationProvider, S: SubscriptionStore>
     PrincipalResourceService<A, AP, S>
 {
-    pub fn new(addr_store: Arc<A>, auth_provider: Arc<AP>, sub_store: Arc<S>) -> Self {
+    pub const fn new(addr_store: Arc<A>, auth_provider: Arc<AP>, sub_store: Arc<S>) -> Self {
         Self {
             addr_store,
             auth_provider,

crates/carddav/src/principal/snapshots/rustical_carddav__principal__tests__propfind-2.snap

@@ -0,0 +1,125 @@
+---
+source: crates/carddav/src/principal/tests.rs
+expression: response
+---
+ResponseElement {
+    href: "/carddav/principal/user/",
+    status: None,
+    propstat: [
+        Normal(
+            PropstatElement {
+                prop: PropTagWrapper(
+                    [
+                        Principal(
+                            PrincipalUrl(
+                                HrefElement {
+                                    href: "/carddav/principal/user/",
+                                },
+                            ),
+                        ),
+                        Principal(
+                            GroupMembership(
+                                GroupMembership(
+                                    [
+                                        HrefElement {
+                                            href: "/carddav/principal/group/",
+                                        },
+                                    ],
+                                ),
+                            ),
+                        ),
+                        Principal(
+                            GroupMemberSet(
+                                GroupMemberSet(
+                                    [],
+                                ),
+                            ),
+                        ),
+                        Principal(
+                            AlternateUriSet,
+                        ),
+                        Principal(
+                            PrincipalCollectionSet(
+                                HrefElement {
+                                    href: "/carddav/principal/",
+                                },
+                            ),
+                        ),
+                        Principal(
+                            AddressbookHomeSet(
+                                AddressbookHomeSet(
+                                    [
+                                        HrefElement {
+                                            href: "/carddav/principal/group/",
+                                        },
+                                        HrefElement {
+                                            href: "/carddav/principal/user/",
+                                        },
+                                    ],
+                                ),
+                            ),
+                        ),
+                        Principal(
+                            PrincipalAddress(
+                                None,
+                            ),
+                        ),
+                        Common(
+                            Resourcetype(
+                                Resourcetype(
+                                    [
+                                        ResourcetypeInner(
+                                            Some(
+                                                Namespace("DAV:"),
+                                            ),
+                                            "collection",
+                                        ),
+                                        ResourcetypeInner(
+                                            Some(
+                                                Namespace("DAV:"),
+                                            ),
+                                            "principal",
+                                        ),
+                                    ],
+                                ),
+                            ),
+                        ),
+                        Common(
+                            Displayname(
+                                Some(
+                                    "user",
+                                ),
+                            ),
+                        ),
+                        Common(
+                            CurrentUserPrincipal(
+                                HrefElement {
+                                    href: "/carddav/principal/user/",
+                                },
+                            ),
+                        ),
+                        Common(
+                            CurrentUserPrivilegeSet(
+                                UserPrivilegeSet {
+                                    privileges: {
+                                        All,
+                                    },
+                                },
+                            ),
+                        ),
+                        Common(
+                            Owner(
+                                Some(
+                                    HrefElement {
+                                        href: "/carddav/principal/user/",
+                                    },
+                                ),
+                            ),
+                        ),
+                    ],
+                ),
+                status: 200,
+            },
+        ),
+    ],
+}

crates/carddav/src/principal/snapshots/rustical_carddav__principal__tests__propfind-3.snap

@@ -0,0 +1,45 @@
+---
+source: crates/carddav/src/principal/tests.rs
+expression: response.serialize_to_string().unwrap()
+---
+<?xml version="1.0" encoding="utf-8"?>
+<response xmlns="DAV:" xmlns:CAL="urn:ietf:params:xml:ns:caldav" xmlns:CARD="urn:ietf:params:xml:ns:carddav" xmlns:CS="http://calendarserver.org/ns/" xmlns:PUSH="https://bitfire.at/webdav-push">
+    <href>/carddav/principal/user/</href>
+    <propstat>
+        <prop>
+            <principal-URL>
+                <href>/carddav/principal/user/</href>
+            </principal-URL>
+            <group-membership>
+                <href>/carddav/principal/group/</href>
+            </group-membership>
+            <group-member-set>
+            </group-member-set>
+            <alternate-URI-set/>
+            <principal-collection-set>
+                <href>/carddav/principal/</href>
+            </principal-collection-set>
+            <CARD:addressbook-home-set>
+                <href>/carddav/principal/group/</href>
+                <href>/carddav/principal/user/</href>
+            </CARD:addressbook-home-set>
+            <resourcetype>
+                <collection/>
+                <principal/>
+            </resourcetype>
+            <displayname>user</displayname>
+            <current-user-principal>
+                <href>/carddav/principal/user/</href>
+            </current-user-principal>
+            <current-user-privilege-set>
+                <privilege>
+                    <all/>
+                </privilege>
+            </current-user-privilege-set>
+            <owner>
+                <href>/carddav/principal/user/</href>
+            </owner>
+        </prop>
+        <status>HTTP/1.1 200 OK</status>
+    </propstat>
+</response>

crates/carddav/src/principal/snapshots/rustical_carddav__principal__tests__propfind.snap

@@ -0,0 +1,8 @@
+---
+source: crates/carddav/src/principal/tests.rs
+expression: propfind
+---
+PropfindElement {
+    prop: Allprop,
+    include: None,
+}

crates/carddav/src/principal/tests.rs

@@ -0,0 +1,41 @@
+use rustical_dav::resource::Resource;
+use rustical_store::auth::Principal;
+use rustical_xml::XmlSerializeRoot;
+
+use crate::{CardDavPrincipalUri, principal::PrincipalResource};
+
+#[test]
+fn test_propfind() {
+    let propfind = PrincipalResource::parse_propfind(
+        r#"<?xml version="1.0" encoding="UTF-8"?><propfind xmlns="DAV:"><allprop/></propfind>"#,
+    )
+    .unwrap();
+
+    insta::assert_debug_snapshot!(propfind);
+
+    let principal = Principal {
+        id: "user".to_string(),
+        displayname: None,
+        principal_type: rustical_store::auth::PrincipalType::Individual,
+        password: None,
+        memberships: vec!["group".to_string()],
+    };
+
+    let resource = PrincipalResource {
+        principal: principal.clone(),
+        members: vec![],
+    };
+
+    let response = resource
+        .propfind(
+            &format!("/carddav/principal/{}", principal.id),
+            &propfind.prop,
+            propfind.include.as_ref(),
+            &CardDavPrincipalUri("/carddav"),
+            &principal,
+        )
+        .unwrap();
+
+    insta::assert_debug_snapshot!(response);
+    insta::assert_snapshot!(response.serialize_to_string().unwrap());
+}

crates/dav/Cargo.toml

@@ -1,6 +1,7 @@
 [package]
 name = "rustical_dav"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
@@ -11,7 +12,6 @@ publish = false
 axum.workspace = true
 tower.workspace = true
 axum-extra.workspace = true
-
 rustical_xml.workspace = true
 async-trait.workspace = true
 futures-util.workspace = true

crates/dav/src/error.rs

@@ -1,3 +1,4 @@
+use axum::body::Body;
 use http::StatusCode;
 use rustical_xml::XmlError;
 use thiserror::Error;
@@ -34,9 +35,9 @@ pub enum Error {
 }
 
 impl Error {
-    pub fn status_code(&self) -> StatusCode {
+    #[must_use]
+    pub const fn status_code(&self) -> StatusCode {
         match self {
-            Self::InternalError => StatusCode::INTERNAL_SERVER_ERROR,
             Self::NotFound => StatusCode::NOT_FOUND,
             Self::BadRequest(_) => StatusCode::BAD_REQUEST,
             Self::Unauthorized => StatusCode::UNAUTHORIZED,
@@ -49,9 +50,9 @@ impl Error {
                 | XmlError::InvalidValue(_) => StatusCode::UNPROCESSABLE_ENTITY,
                 _ => StatusCode::BAD_REQUEST,
             },
-            Error::PropReadOnly => StatusCode::CONFLICT,
-            Error::PreconditionFailed => StatusCode::PRECONDITION_FAILED,
-            Self::IOError(_) => StatusCode::INTERNAL_SERVER_ERROR,
+            Self::PropReadOnly => StatusCode::CONFLICT,
+            Self::PreconditionFailed => StatusCode::PRECONDITION_FAILED,
+            Self::InternalError | Self::IOError(_) => StatusCode::INTERNAL_SERVER_ERROR,
             Self::Forbidden => StatusCode::FORBIDDEN,
         }
     }
@@ -59,10 +60,15 @@ impl Error {
 
 impl axum::response::IntoResponse for Error {
     fn into_response(self) -> axum::response::Response {
-        use axum::body::Body;
+        if matches!(
+            self.status_code(),
+            StatusCode::INTERNAL_SERVER_ERROR | StatusCode::PRECONDITION_FAILED
+        ) {
+            error!("{self}");
+        }
 
         let mut resp = axum::response::Response::builder().status(self.status_code());
-        if matches!(&self, &Error::Unauthorized) {
+        if matches!(&self, &Self::Unauthorized) {
             resp.headers_mut()
                 .expect("This must always work")
                 .insert("WWW-Authenticate", "Basic".parse().unwrap());

crates/dav/src/extensions/common.rs

@@ -6,7 +6,7 @@ use crate::{
 };
 use rustical_xml::{EnumVariants, PropName, XmlDeserialize, XmlSerialize};
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, PropName, EnumVariants)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Debug, Clone, PropName, EnumVariants)]
 #[xml(unit_variants_ident = "CommonPropertiesPropName")]
 pub enum CommonPropertiesProp {
     // WebDAV (RFC 2518)
@@ -39,9 +39,9 @@ pub trait CommonPropertiesExtension: Resource {
             CommonPropertiesPropName::Resourcetype => {
                 CommonPropertiesProp::Resourcetype(self.get_resourcetype())
             }
-            CommonPropertiesPropName::Displayname => {
-                CommonPropertiesProp::Displayname(self.get_displayname().map(|s| s.to_string()))
-            }
+            CommonPropertiesPropName::Displayname => CommonPropertiesProp::Displayname(
+                self.get_displayname().map(std::string::ToString::to_string),
+            ),
             CommonPropertiesPropName::CurrentUserPrincipal => {
                 CommonPropertiesProp::CurrentUserPrincipal(
                     principal_uri.principal_uri(principal.get_id()).into(),

crates/dav/src/extensions/synctoken.rs

@@ -1,6 +1,6 @@
 use rustical_xml::{EnumVariants, PropName, XmlDeserialize, XmlSerialize};
 
-#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, PropName, EnumVariants)]
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Eq, Clone, PropName, EnumVariants, Debug)]
 #[xml(unit_variants_ident = "SyncTokenExtensionPropName")]
 pub enum SyncTokenExtensionProp {
     // Collection Synchronization (RFC 6578)

crates/dav/src/header/depth.rs

@@ -19,7 +19,7 @@ impl IntoResponse for InvalidDepthHeader {
     }
 }
 
-#[derive(Debug, Clone, PartialEq)]
+#[derive(Debug, Clone, PartialEq, Eq)]
 pub enum Depth {
     Zero,
     One,
@@ -29,9 +29,9 @@ pub enum Depth {
 impl ValueSerialize for Depth {
     fn serialize(&self) -> String {
         match self {
-            Depth::Zero => "0",
-            Depth::One => "1",
-            Depth::Infinity => "infinity",
+            Self::Zero => "0",
+            Self::One => "1",
+            Self::Infinity => "infinity",
         }
         .to_owned()
     }
@@ -55,9 +55,9 @@ impl TryFrom<&[u8]> for Depth {
 
     fn try_from(value: &[u8]) -> Result<Self, Self::Error> {
         match value {
-            b"0" => Ok(Depth::Zero),
-            b"1" => Ok(Depth::One),
-            b"Infinity" | b"infinity" => Ok(Depth::Infinity),
+            b"0" => Ok(Self::Zero),
+            b"1" => Ok(Self::One),
+            b"Infinity" | b"infinity" => Ok(Self::Infinity),
             _ => Err(InvalidDepthHeader),
         }
     }
@@ -85,10 +85,11 @@ impl<S: Send + Sync> FromRequestParts<S> for Depth {
         parts: &mut axum::http::request::Parts,
         _state: &S,
     ) -> Result<Self, Self::Rejection> {
-        if let Some(depth_header) = parts.headers.get("Depth") {
-            depth_header.as_bytes().try_into()
-        } else {
-            Ok(Self::Zero)
-        }
+        parts
+            .headers
+            .get("Depth")
+            .map_or(Ok(Self::Zero), |depth_header| {
+                depth_header.as_bytes().try_into()
+            })
     }
 }

crates/dav/src/header/overwrite.rs

@@ -14,16 +14,12 @@ impl IntoResponse for InvalidOverwriteHeader {
     }
 }
 
-#[derive(Debug, PartialEq, Default)]
-pub enum Overwrite {
-    #[default]
-    T,
-    F,
-}
+#[derive(Debug, PartialEq, Eq)]
+pub struct Overwrite(pub bool);
 
-impl Overwrite {
-    pub fn is_true(&self) -> bool {
-        matches!(self, Self::T)
+impl Default for Overwrite {
+    fn default() -> Self {
+        Self(true)
     }
 }
 
@@ -34,11 +30,10 @@ impl<S: Send + Sync> FromRequestParts<S> for Overwrite {
         parts: &mut axum::http::request::Parts,
         _state: &S,
     ) -> Result<Self, Self::Rejection> {
-        if let Some(overwrite_header) = parts.headers.get("Overwrite") {
-            overwrite_header.as_bytes().try_into()
-        } else {
-            Ok(Self::default())
-        }
+        parts.headers.get("Overwrite").map_or_else(
+            || Ok(Self::default()),
+            |overwrite_header| overwrite_header.as_bytes().try_into(),
+        )
     }
 }
 
@@ -47,9 +42,48 @@ impl TryFrom<&[u8]> for Overwrite {
 
     fn try_from(value: &[u8]) -> Result<Self, Self::Error> {
         match value {
-            b"T" => Ok(Overwrite::T),
-            b"F" => Ok(Overwrite::F),
+            b"T" => Ok(Self(true)),
+            b"F" => Ok(Self(false)),
             _ => Err(InvalidOverwriteHeader),
         }
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use axum::{extract::FromRequestParts, response::IntoResponse};
+    use http::Request;
+
+    use crate::header::Overwrite;
+
+    #[tokio::test]
+    async fn test_overwrite_default() {
+        let request = Request::put("asd").body(()).unwrap();
+        let (mut parts, ()) = request.into_parts();
+        let overwrite = Overwrite::from_request_parts(&mut parts, &())
+            .await
+            .unwrap();
+        assert_eq!(
+            Overwrite(true),
+            overwrite,
+            "By default we want to overwrite!"
+        );
+    }
+
+    #[test]
+    fn test_overwrite() {
+        assert_eq!(
+            Overwrite(true),
+            Overwrite::try_from(b"T".as_slice()).unwrap()
+        );
+        assert_eq!(
+            Overwrite(false),
+            Overwrite::try_from(b"F".as_slice()).unwrap()
+        );
+        if let Err(err) = Overwrite::try_from(b"aslkdjlad".as_slice()) {
+            let _ = err.into_response();
+        } else {
+            unreachable!("should return error")
+        }
+    }
+}

crates/dav/src/lib.rs

@@ -1,3 +1,5 @@
+#![warn(clippy::all, clippy::pedantic, clippy::nursery)]
+#![allow(clippy::missing_errors_doc)]
 pub mod error;
 pub mod extensions;
 pub mod header;

crates/dav/src/privileges.rs

@@ -41,12 +41,13 @@ impl XmlSerialize for UserPrivilegeSet {
     }
 }
 
-#[derive(Debug, Clone, Default, PartialEq)]
+#[derive(Debug, Clone, Default, PartialEq, Eq)]
 pub struct UserPrivilegeSet {
     privileges: HashSet<UserPrivilege>,
 }
 
 impl UserPrivilegeSet {
+    #[must_use]
     pub fn has(&self, privilege: &UserPrivilege) -> bool {
         if (privilege == &UserPrivilege::WriteProperties
             || privilege == &UserPrivilege::WriteContent)
@@ -57,12 +58,14 @@ impl UserPrivilegeSet {
         self.privileges.contains(privilege) || self.privileges.contains(&UserPrivilege::All)
     }
 
+    #[must_use]
     pub fn all() -> Self {
         Self {
             privileges: HashSet::from([UserPrivilege::All]),
         }
     }
 
+    #[must_use]
     pub fn owner_only(is_owner: bool) -> Self {
         if is_owner {
             Self::all()
@@ -71,6 +74,7 @@ impl UserPrivilegeSet {
         }
     }
 
+    #[must_use]
     pub fn owner_read(is_owner: bool) -> Self {
         if is_owner {
             Self::read_only()
@@ -79,6 +83,7 @@ impl UserPrivilegeSet {
         }
     }
 
+    #[must_use]
     pub fn owner_write_properties(is_owner: bool) -> Self {
         // Content is read-only but we can write properties
         if is_owner {
@@ -88,6 +93,7 @@ impl UserPrivilegeSet {
         }
     }
 
+    #[must_use]
     pub fn read_only() -> Self {
         Self {
             privileges: HashSet::from([
@@ -98,6 +104,7 @@ impl UserPrivilegeSet {
         }
     }
 
+    #[must_use]
     pub fn write_properties() -> Self {
         Self {
             privileges: HashSet::from([

crates/dav/src/resource/axum_methods.rs

@@ -9,41 +9,49 @@ pub type MethodFunction<State> =
 
 pub trait AxumMethods: Sized + Send + Sync + 'static {
     #[inline]
+    #[must_use]
     fn report() -> Option<MethodFunction<Self>> {
         None
     }
 
     #[inline]
+    #[must_use]
     fn get() -> Option<MethodFunction<Self>> {
         None
     }
 
     #[inline]
+    #[must_use]
     fn post() -> Option<MethodFunction<Self>> {
         None
     }
 
     #[inline]
+    #[must_use]
     fn mkcol() -> Option<MethodFunction<Self>> {
         None
     }
 
     #[inline]
+    #[must_use]
     fn mkcalendar() -> Option<MethodFunction<Self>> {
         None
     }
 
     #[inline]
+    #[must_use]
     fn put() -> Option<MethodFunction<Self>> {
         None
     }
 
     #[inline]
+    #[must_use]
     fn import() -> Option<MethodFunction<Self>> {
         None
     }
 
     #[inline]
+    #[must_use]
     fn allow_header() -> Allow {
         let mut allow = vec![
             Method::from_str("PROPFIND").unwrap(),

crates/dav/src/resource/axum_service.rs

@@ -23,7 +23,7 @@ pub struct AxumService<RS: ResourceService + AxumMethods> {
 }
 
 impl<RS: ResourceService + AxumMethods> AxumService<RS> {
-    pub fn new(resource_service: RS) -> Self {
+    pub const fn new(resource_service: RS) -> Self {
         Self { resource_service }
     }
 }
@@ -103,7 +103,7 @@ where
                 }
             }
             _ => {}
-        };
+        }
         Box::pin(async move {
             Ok(Response::builder()
                 .status(StatusCode::METHOD_NOT_ALLOWED)

crates/dav/src/resource/methods/copy.rs

@@ -12,12 +12,12 @@ use serde::Deserialize;
 use tracing::instrument;
 
 #[instrument(skip(path, resource_service,))]
-pub(crate) async fn axum_route_copy<R: ResourceService>(
+pub async fn axum_route_copy<R: ResourceService>(
     Path(path): Path<R::PathComponents>,
     State(resource_service): State<R>,
     depth: Option<Depth>,
     principal: R::Principal,
-    overwrite: Overwrite,
+    Overwrite(overwrite): Overwrite,
     matched_path: MatchedPath,
     header_map: HeaderMap,
 ) -> Result<Response, R::Error> {
@@ -39,7 +39,7 @@ pub(crate) async fn axum_route_copy<R: ResourceService>(
             .map_err(|_| crate::Error::Forbidden)?;
 
         if resource_service
-            .copy_resource(&path, &dest_path, &principal, overwrite.is_true())
+            .copy_resource(&path, &dest_path, &principal, overwrite)
             .await?
         {
             // Overwritten

crates/dav/src/resource/methods/delete.rs

@@ -7,7 +7,7 @@ use axum_extra::TypedHeader;
 use headers::{IfMatch, IfNoneMatch};
 use http::HeaderMap;
 
-pub(crate) async fn axum_route_delete<R: ResourceService>(
+pub async fn axum_route_delete<R: ResourceService>(
     Path(path): Path<R::PathComponents>,
     State(resource_service): State<R>,
     principal: R::Principal,
@@ -24,8 +24,7 @@ pub(crate) async fn axum_route_delete<R: ResourceService>(
     }
     let no_trash = header_map
         .get("X-No-Trashbin")
-        .map(|val| matches!(val.to_str(), Ok("1")))
-        .unwrap_or(false);
+        .is_some_and(|val| matches!(val.to_str(), Ok("1")));
     route_delete(
         &path,
         &principal,

crates/dav/src/resource/methods/mod.rs

@@ -4,8 +4,8 @@ mod mv;
 mod propfind;
 mod proppatch;
 
-pub(crate) use copy::axum_route_copy;
-pub(crate) use delete::axum_route_delete;
-pub(crate) use mv::axum_route_move;
-pub(crate) use propfind::axum_route_propfind;
-pub(crate) use proppatch::axum_route_proppatch;
+pub use copy::axum_route_copy;
+pub use delete::axum_route_delete;
+pub use mv::axum_route_move;
+pub use propfind::axum_route_propfind;
+pub use proppatch::axum_route_proppatch;

crates/dav/src/resource/methods/mv.rs

@@ -12,12 +12,12 @@ use serde::Deserialize;
 use tracing::instrument;
 
 #[instrument(skip(path, resource_service,))]
-pub(crate) async fn axum_route_move<R: ResourceService>(
+pub async fn axum_route_move<R: ResourceService>(
     Path(path): Path<R::PathComponents>,
     State(resource_service): State<R>,
     depth: Option<Depth>,
     principal: R::Principal,
-    overwrite: Overwrite,
+    Overwrite(overwrite): Overwrite,
     matched_path: MatchedPath,
     header_map: HeaderMap,
 ) -> Result<Response, R::Error> {
@@ -39,7 +39,7 @@ pub(crate) async fn axum_route_move<R: ResourceService>(
             .map_err(|_| crate::Error::Forbidden)?;
 
         if resource_service
-            .copy_resource(&path, &dest_path, &principal, overwrite.is_true())
+            .copy_resource(&path, &dest_path, &principal, overwrite)
             .await?
         {
             // Overwritten

crates/dav/src/resource/methods/propfind.rs

@@ -15,7 +15,7 @@ type RSMultistatus<R> = MultistatusElement<
 >;
 
 #[instrument(skip(path, resource_service, puri))]
-pub(crate) async fn axum_route_propfind<R: ResourceService>(
+pub async fn axum_route_propfind<R: ResourceService>(
     Path(path): Path<R::PathComponents>,
     State(resource_service): State<R>,
     depth: Depth,
@@ -36,7 +36,7 @@ pub(crate) async fn axum_route_propfind<R: ResourceService>(
     .await
 }
 
-pub(crate) async fn route_propfind<R: ResourceService>(
+pub async fn route_propfind<R: ResourceService>(
     path_components: &R::PathComponents,
     path: &str,
     body: &str,

crates/dav/src/resource/methods/proppatch.rs

@@ -61,7 +61,7 @@ enum Operation<T: XmlDeserialize> {
 #[xml(ns = "crate::namespace::NS_DAV")]
 struct PropertyupdateElement<T: XmlDeserialize>(#[xml(ty = "untagged", flatten)] Vec<Operation<T>>);
 
-pub(crate) async fn axum_route_proppatch<R: ResourceService>(
+pub async fn axum_route_proppatch<R: ResourceService>(
     Path(path): Path<R::PathComponents>,
     State(resource_service): State<R>,
     principal: R::Principal,
@@ -71,7 +71,7 @@ pub(crate) async fn axum_route_proppatch<R: ResourceService>(
     route_proppatch(&path, uri.path(), &body, &principal, &resource_service).await
 }
 
-pub(crate) async fn route_proppatch<R: ResourceService>(
+pub async fn route_proppatch<R: ResourceService>(
     path_components: &R::PathComponents,
     path: &str,
     body: &str,
@@ -88,7 +88,7 @@ pub(crate) async fn route_proppatch<R: ResourceService>(
         .get_resource(path_components, false)
         .await?;
     let privileges = resource.get_user_privileges(principal)?;
-    if !privileges.has(&UserPrivilege::Write) {
+    if !privileges.has(&UserPrivilege::WriteProperties) {
         return Err(Error::Unauthorized.into());
     }
 
@@ -96,7 +96,7 @@ pub(crate) async fn route_proppatch<R: ResourceService>(
     let mut props_conflict = Vec::new();
     let mut props_not_found = Vec::new();
 
-    for operation in operations.into_iter() {
+    for operation in operations {
         match operation {
             Operation::Set(SetPropertyElement {
                 prop: SetPropertyPropWrapperWrapper(properties),
@@ -113,7 +113,7 @@ pub(crate) async fn route_proppatch<R: ResourceService>(
                                 Err(Error::PropReadOnly) => props_conflict
                                     .push((ns.map(NamespaceOwned::from), propname.to_owned())),
                                 Err(err) => return Err(err.into()),
-                            };
+                            }
                         }
                         SetPropertyPropWrapper::Invalid(invalid) => {
                             let propname = invalid.tag_name();
@@ -131,7 +131,7 @@ pub(crate) async fn route_proppatch<R: ResourceService>(
                                 // This happens in following cases:
                                 // - read-only properties with #[serde(skip_deserializing)]
                                 // - internal properties
-                                props_conflict.push(full_propname)
+                                props_conflict.push(full_propname);
                             } else {
                                 props_not_found.push((None, propname));
                             }
@@ -154,7 +154,7 @@ pub(crate) async fn route_proppatch<R: ResourceService>(
                         },
                         // I guess removing a nonexisting property should be successful :)
                         Err(_) => props_ok.push((None, propname)),
-                    };
+                    }
                 }
             }
         }

crates/dav/src/resource/mod.rs

@@ -42,6 +42,7 @@ pub trait Resource: Clone + Send + 'static {
 
     fn get_resourcetype(&self) -> Resourcetype;
 
+    #[must_use]
     fn list_props() -> Vec<(Option<Namespace<'static>>, &'static str)> {
         Self::Prop::variant_names()
     }
@@ -75,27 +76,27 @@ pub trait Resource: Clone + Send + 'static {
     }
 
     fn satisfies_if_match(&self, if_match: &IfMatch) -> bool {
-        if let Some(etag) = self.get_etag() {
-            if let Ok(etag) = ETag::from_str(&etag) {
-                if_match.precondition_passes(&etag)
-            } else {
-                if_match.is_any()
-            }
-        } else {
-            if_match.is_any()
-        }
+        self.get_etag().map_or_else(
+            || if_match.is_any(),
+            |etag| {
+                ETag::from_str(&etag).map_or_else(
+                    |_| if_match.is_any(),
+                    |etag| if_match.precondition_passes(&etag),
+                )
+            },
+        )
     }
 
     fn satisfies_if_none_match(&self, if_none_match: &IfNoneMatch) -> bool {
-        if let Some(etag) = self.get_etag() {
-            if let Ok(etag) = ETag::from_str(&etag) {
-                if_none_match.precondition_passes(&etag)
-            } else {
-                if_none_match != &IfNoneMatch::any()
-            }
-        } else {
-            if_none_match != &IfNoneMatch::any()
-        }
+        self.get_etag().map_or_else(
+            || if_none_match != &IfNoneMatch::any(),
+            |etag| {
+                ETag::from_str(&etag).map_or_else(
+                    |_| if_none_match != &IfNoneMatch::any(),
+                    |etag| if_none_match.precondition_passes(&etag),
+                )
+            },
+        )
     }
 
     fn get_user_privileges(
@@ -106,13 +107,13 @@ pub trait Resource: Clone + Send + 'static {
     fn parse_propfind(
         body: &str,
     ) -> Result<PropfindElement<<Self::Prop as PropName>::Names>, rustical_xml::XmlError> {
-        if !body.is_empty() {
-            PropfindElement::parse_str(body)
-        } else {
+        if body.is_empty() {
             Ok(PropfindElement {
                 prop: PropfindType::Allprop,
                 include: None,
             })
+        } else {
+            PropfindElement::parse_str(body)
         }
     }
 
@@ -139,7 +140,7 @@ pub trait Resource: Clone + Send + 'static {
                         .collect_vec();
 
                     return Ok(ResponseElement {
-                        href: path.to_owned(),
+                        href: path.clone(),
                         propstat: vec![PropstatWrapper::TagList(PropstatElement {
                             prop: TagList::from(props),
                             status: StatusCode::OK,
@@ -181,7 +182,7 @@ pub trait Resource: Clone + Send + 'static {
             }));
         }
         Ok(ResponseElement {
-            href: path.to_owned(),
+            href: path.clone(),
             propstat: propstats,
             ..Default::default()
         })

crates/dav/src/resource/resource_service.rs

@@ -76,10 +76,7 @@ pub trait ResourceService: Clone + Sized + Send + Sync + AxumMethods + 'static {
         Err(crate::Error::Forbidden.into())
     }
 
-    fn axum_service(self) -> AxumService<Self>
-    where
-        Self: AxumMethods,
-    {
+    fn axum_service(self) -> AxumService<Self> {
         AxumService::new(self)
     }
 

crates/dav/src/resources/mod.rs

@@ -1,3 +1,72 @@
 pub mod root;
 
 pub use root::{RootResource, RootResourceService};
+
+#[cfg(test)]
+pub mod test {
+    use crate::{
+        Error, Principal,
+        extensions::{CommonPropertiesExtension, CommonPropertiesProp},
+        namespace::NS_DAV,
+        privileges::UserPrivilegeSet,
+        resource::{PrincipalUri, Resource},
+        xml::{Resourcetype, ResourcetypeInner},
+    };
+
+    #[derive(Debug, Clone)]
+    pub struct TestPrincipal(pub String);
+
+    impl Principal for TestPrincipal {
+        fn get_id(&self) -> &str {
+            &self.0
+        }
+    }
+
+    impl Resource for TestPrincipal {
+        type Prop = CommonPropertiesProp;
+        type Error = Error;
+        type Principal = Self;
+
+        fn is_collection(&self) -> bool {
+            true
+        }
+
+        fn get_resourcetype(&self) -> crate::xml::Resourcetype {
+            Resourcetype(&[ResourcetypeInner(Some(NS_DAV), "collection")])
+        }
+
+        fn get_prop(
+            &self,
+            principal_uri: &impl crate::resource::PrincipalUri,
+            principal: &Self::Principal,
+            prop: &<Self::Prop as rustical_xml::PropName>::Names,
+        ) -> Result<Self::Prop, Self::Error> {
+            <Self as CommonPropertiesExtension>::get_prop(self, principal_uri, principal, prop)
+        }
+
+        fn get_displayname(&self) -> Option<&str> {
+            Some(&self.0)
+        }
+
+        fn get_user_privileges(
+            &self,
+            principal: &Self::Principal,
+        ) -> Result<UserPrivilegeSet, Self::Error> {
+            Ok(UserPrivilegeSet::owner_only(
+                principal.get_id() == self.get_id(),
+            ))
+        }
+    }
+
+    #[derive(Debug, Clone)]
+    pub struct TestPrincipalUri;
+
+    impl PrincipalUri for TestPrincipalUri {
+        fn principal_collection(&self) -> String {
+            "/".to_owned()
+        }
+        fn principal_uri(&self, principal: &str) -> String {
+            format!("/{principal}/")
+        }
+    }
+}