From 7be9ed4bbcfd1dfe7709292b76bd20a0e58f7307 Mon Sep 17 00:00:00 2001
From: Andrew Williams <andy@tensixtyone.com>
Date: Wed, 8 Sep 2010 10:33:17 +0100
Subject: [PATCH] Initial addition of the POS Tracker service

---
 sso/services/postracker/__init__.py | 78 +++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 sso/services/postracker/__init__.py

diff --git a/sso/services/postracker/__init__.py b/sso/services/postracker/__init__.py
new file mode 100644
index 0000000..21f760d
--- /dev/null
+++ b/sso/services/postracker/__init__.py
@@ -0,0 +1,78 @@
+import hashlib
+import random
+from django.db import load_backend, transaction, IntegrityError
+from sso.services import BaseDBService
+import settings
+
+class POSTrackerService(BaseDBService):
+    """
+    POS Tracker Class, allows registration.
+
+    """
+
+    settings = { 'require_user': False,
+                 'require_password': False,
+                 'provide_login': False, 
+                 'database_name': 'dreddit_pos' }
+
+    SQL_ADD_USER = r"INSERT INTO pos3_user (eve_id, name, pass, email) VALUES (%s, %s, %s, %s)"
+    SQL_DIS_USER = r"UPDATE pos3_user SET pass = '', away = 1 WHERE name = %s"
+    SQL_DEL_USER = r"DELETE FROM pos3_user WHERE name = %s"
+    SQL_ENABLE_USER = r"UPDATE pos3_user SET pass = %s, away = 0 WHERE name = %s"
+    SQL_CHECK_USER = r"SELECT name from pos3_user WHERE name = %s"
+
+    def _gen_salt(self):
+        return hashlib.md5("%x" % random.randint(0, 2147483647)).hexdigest()[:8]
+
+    def _gen_pwhash(self, password, salt=None):
+        if not salt:
+            salt = self._gen_salt()
+        pwhash = hashlib.md5("%s%s" % (salt, password)).hexdigest()
+        return (pwhash, salt)
+
+    def add_user(self, username, password, **kwargs):
+        """ Add a user """
+        email = kwargs['user'].email
+        pwhash, salt = self._gen_pwhash(password)
+
+        if 'eveapi' in kwargs:
+            eveid = kwargs['eveapi'].api_user_id
+        else:
+            eveid = None
+
+        self.dbcursor.execute(self.SQL_ADD_USER, [eveid, username, "%s%s" (salt, pwhash) , email])
+        self.db.connection.commit()
+        return username
+
+    def check_user(self, username):
+        """ Check if the username exists """
+        self.dbcursor.execute(self.SQL_CHECK_USER, [username])
+        row = self.dbcursor.fetchone()
+        if row:
+            return True        
+        return False
+
+    def delete_user(self, uid):
+        """ Delete a user """
+        self.dbcursor.execute(self.SQL_DEL_USER, [uid])
+        self.db.connection.commit()
+        return True
+
+    def disable_user(self, uid):
+        """ Disable a user """
+        self.dbcursor.execute(self.SQL_DIS_USER, [uid])
+        self.db.connection.commit()
+        return True
+
+    def enable_user(self, uid, password):
+        """ Enable a user """
+        pwhash, salt = self._gen_pwhash(password)
+        self.dbcursor.execute(self.SQL_ENABLE_USER, ["%s%s" (salt, pwhash), uid])
+        self.db.connection.commit()
+        return True
+
+    def reset_password(self, uid, password):
+        """ Reset the user's password """
+        return self.enable_user(uid, password)        
+
+ServiceClass = 'POSTrackerService'