Changed the way adding torrents is done.

The core is now sent the torrent file data and saves it's own copy of 
the torrent file.
Start of receiving signals in the UI.

deluge/common.py

@@ -59,6 +59,10 @@ def get_default_download_dir():
     """Returns the default download directory"""
     return os.environ.get("HOME")
 
+def get_default_torrent_dir():
+    """Returns the default torrent directory"""
+    return os.path.join(get_config_dir(), "torrentfiles")
+
 ## Formatting text functions
 
 def estimate_eta(total_size, total_done, download_rate):

deluge/core/core.py

@@ -32,6 +32,7 @@
 #    statement from all source files in the program, then also delete it here.
 
 import logging
+import os.path
 
 try:
 	import dbus, dbus.service
@@ -57,18 +58,27 @@ from deluge.core.torrent import Torrent
 log = logging.getLogger("deluge")
 
 DEFAULT_PREFS = {
-    "listen_ports": [6881, 6891],
+    "compact_allocation": True,
     "download_location": deluge.common.get_default_download_dir(),
-    "compact_allocation": True
+    "listen_ports": [6881, 6891],
+    "torrentfiles_location": deluge.common.get_default_torrent_dir()
 }
 
 class Core(dbus.service.Object):
     def __init__(self, path="/org/deluge_torrent/Core"):
         log.debug("Core init..")
+
+        # A dictionary containing hash keys to Torrent objects
+        self.torrents = {}
+
+        # Setup DBUS
         bus_name = dbus.service.BusName("org.deluge_torrent.Deluge", 
                                                         bus=dbus.SessionBus())
         dbus.service.Object.__init__(self, bus_name, path)
+
+        # Get config
         self.config = Config("core.conf", DEFAULT_PREFS)
+
         # Setup the libtorrent session and listen on the configured ports
         log.debug("Starting libtorrent session..")
         self.session = lt.session()
@@ -81,20 +91,52 @@ class Core(dbus.service.Object):
         self.loop = gobject.MainLoop()
         self.loop.run()
 
-
     # Exported Methods
     @dbus.service.method(dbus_interface="org.deluge_torrent.Deluge", 
-                                    in_signature="s", out_signature="")
+                                    in_signature="say", out_signature="")
-    def add_torrent_file(self, _filename):
+    def add_torrent_file(self, filename, filedump):
         """Adds a torrent file to the libtorrent session
+            This requires the torrents filename and a dump of it's content
         """
-        log.info("Adding torrent: %s", _filename)
+        log.info("Adding torrent: %s", filename)
-        torrent = Torrent(filename=_filename)
+
-        self.session.add_torrent(torrent.torrent_info, 
+        # Convert the filedump data array into a string of bytes
+        filedump = "".join(chr(b) for b in filedump)
+        
+        # Bdecode the filedata sent from the UI
+        torrent_filedump = lt.bdecode(filedump)
+        try:
+            handle = self.session.add_torrent(lt.torrent_info(torrent_filedump), 
                                     self.config["download_location"],
                                     self.config["compact_allocation"])
+        except RuntimeError:
+            log.warning("Error adding torrent") 
+            
+        if not handle or not handle.is_valid():
+            # The torrent was not added to the session
+            # Emit the torrent_add_failed signal
+            self.torrent_add_failed()
+            return
+        
+        # Write the .torrent file to the torrent directory
+        log.debug("Attemping to save torrent file: %s", filename)
+        try:
+            f = open(os.path.join(self.config["torrentfiles_location"], 
+                    filename),
+                    "wb")
+            f.write(filedump)
+            f.close()
+        except IOError:
+            log.warning("Unable to save torrent file: %s", filename)
+        
+        # Create a Torrent object
+        torrent = Torrent(handle)
+
+        # Store the Torrent object in the dictionary
+        self.torrents[handle.info_hash()] = torrent
+
         # Emit the torrent_added signal
-        self.torrent_added()
+        self.torrent_added(str(handle.info_hash()))
 
     @dbus.service.method(dbus_interface="org.deluge_torrent.Deluge", 
                                     in_signature="s", out_signature="")
@@ -115,7 +157,13 @@ class Core(dbus.service.Object):
         
     # Signals
     @dbus.service.signal(dbus_interface="org.deluge_torrent.Deluge",
-                                             signature="")
+                                             signature="s")
-    def torrent_added(self):
+    def torrent_added(self, torrentid):
         """Emitted when a new torrent is added to the core"""
         log.debug("torrent_added signal emitted")
+
+    @dbus.service.signal(dbus_interface="org.deluge_torrent.Deluge",
+                                             signature="")
+    def torrent_add_failed(self):
+        """Emitted when a new torrent fails addition to the session"""
+        log.debug("torrent_add_failed signal emitted")

deluge/core/torrent.py

@@ -34,9 +34,7 @@
 import deluge.libtorrent as lt
 
 class Torrent:
-    def __init__(self, filename=None, url=None):
+    def __init__(self, handle):
-        # Load the torrent file
+        # Set the libtorrent handle
-        if filename is not None:
+        self.handle = handle
-            torrent_file = lt.bdecode(open(filename, 'rb').read())
-            self.torrent_info = lt.torrent_info(torrent_file)
        

deluge/ui/gtkui/functions.py

@@ -32,6 +32,7 @@
 #    statement from all source files in the program, then also delete it here.
 
 import logging
+import os.path
 
 try:
     import dbus, dbus.service
@@ -71,7 +72,16 @@ def add_torrent_file():
     """Opens a file chooser dialog and adds any files selected to the core"""
     at_dialog = AddTorrentDialog()
     torrent_files = at_dialog.run()
+    if torrent_files is None:
+        log.debug("No torrent files selected..")
+        return
     log.debug("Attempting to add torrent files: %s", torrent_files)
     core = get_core()
     for torrent_file in torrent_files:
-        core.add_torrent_file(torrent_file)
+        # Open the .torrent file for reading because we need to send it's
+        # contents to the core.
+        f = open(torrent_file, "rb")
+        # Get the filename because the core doesn't want a path.
+        (path, filename) = os.path.split(torrent_file)
+        core.add_torrent_file(filename, f.read())
+        f.close()

deluge/ui/gtkui/gtkui.py

@@ -40,6 +40,7 @@ import gettext
 import pkg_resources
 
 from mainwindow import MainWindow
+from signals import Signals
 
 # Get the logger
 log = logging.getLogger("deluge")
@@ -60,6 +61,9 @@ class GtkUI:
         # Initialize the main window
         self.main_window = MainWindow()
         
+        # Start the signal receiver
+        self.signal_receiver = Signals()
+        
         # Show the main window
         self.main_window.show()
         

deluge/ui/gtkui/signals.py

@@ -0,0 +1,66 @@
+#
+# signals.py
+#
+# Copyright (C) 2007 Andrew Resch ('andar') <andrewresch@gmail.com>
+# 
+# Deluge is free software.
+# 
+# You may redistribute it and/or modify it under the terms of the
+# GNU General Public License, as published by the Free Software
+# Foundation; either version 2 of the License, or (at your option)
+# any later version.
+# 
+# deluge is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+# See the GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with deluge.    If not, write to:
+# 	The Free Software Foundation, Inc.,
+# 	51 Franklin Street, Fifth Floor
+# 	Boston, MA    02110-1301, USA.
+#
+#    In addition, as a special exception, the copyright holders give
+#    permission to link the code of portions of this program with the OpenSSL
+#    library.
+#    You must obey the GNU General Public License in all respects for all of
+#    the code used other than OpenSSL. If you modify file(s) with this
+#    exception, you may extend this exception to your version of the file(s),
+#    but you are not obligated to do so. If you do not wish to do so, delete
+#    this exception statement from your version. If you delete this exception
+#    statement from all source files in the program, then also delete it here.
+
+import logging
+
+try:
+    import dbus, dbus.service
+    dbus_version = getattr(dbus, "version", (0,0,0))
+    if dbus_version >= (0,41,0) and dbus_version < (0,80,0):
+        import dbus.glib
+    elif dbus_version >= (0,80,0):
+        from dbus.mainloop.glib import DBusGMainLoop
+        DBusGMainLoop(set_as_default=True)
+    else:
+        pass
+except: dbus_imported = False
+else: dbus_imported = True
+
+import pygtk
+pygtk.require('2.0')
+import gtk, gtk.glade
+
+import functions
+from deluge.config import Config
+
+# Get the logger
+log = logging.getLogger("deluge")
+
+class Signals:
+    def __init__(self):
+        core = functions.get_core()
+        core.connect_to_signal("torrent_added", self.torrent_added_signal)
+    
+    def torrent_added_signal(self, torrentid):
+        log.debug("torrent_added signal received..")
+        log.debug("torrent id: %s", torrentid)