rev338, Possible to use pure-python msgpack unpacker to save memory, Streaming file download hangup fix, Clone databases after 3 minute idle, Many site size limit related bugfixes, UiMedia served from same domain to allow ajax access, Don't allow to load resources from other domain, Site size increase ask dialog displayed again, Changed fixbutton to more Consolas-like Monaco font, Boost json files priority on download

src/Db/Db.py

@@ -4,9 +4,23 @@ import time
 import logging
 import re
 import os
+import gevent
 
 from DbCursor import DbCursor
 
+opened_dbs = []
+
+
+# Close idle databases to save some memory
+def cleanup():
+    while 1:
+        time.sleep(60 * 5)
+        for db in opened_dbs[:]:
+            if time.time() - db.last_query_time > 60 * 3:
+                db.close()
+
+gevent.spawn(cleanup)
+
 
 class Db:
 
@@ -22,8 +36,15 @@ class Db:
         self.collect_stats = False
         self.query_stats = {}
         self.db_keyvalues = {}
+        self.last_query_time = time.time()
+
+    def __repr__(self):
+        return "<Db:%s>" % self.db_path
 
     def connect(self):
+        if self not in opened_dbs:
+            opened_dbs.append(self)
+
         self.log.debug("Connecting to %s (sqlite version: %s)..." % (self.db_path, sqlite3.version))
         if not os.path.isdir(self.db_dir):  # Directory not exist yet
             os.makedirs(self.db_dir)
@@ -41,16 +62,21 @@ class Db:
 
     # Execute query using dbcursor
     def execute(self, query, params=None):
+        self.last_query_time = time.time()
         if not self.conn:
             self.connect()
         return self.cur.execute(query, params)
 
     def close(self):
+        if self in opened_dbs:
+            opened_dbs.remove(self)
         self.log.debug("Closing")
         if self.cur:
             self.cur.close()
         if self.conn:
             self.conn.close()
+        self.conn = None
+        self.cur = None
 
     # Gets a cursor object to database
     # Return: Cursor class