remove plugin preference page properly, handle downloads/timeouts better, fixed inf download loop

deluge/plugins/blocklist/blocklist/core.py

@@ -33,14 +33,12 @@
 #    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 deluge.component
 from torrentblocklist import TorrentBlockList
 from deluge.log import LOG as log
 from deluge.plugins.corepluginbase import CorePluginBase
 
 class Core(CorePluginBase):    
     def enable(self):
-        deluge.component.get("Core").session.set_max_connections(0)
         self.blocklist = TorrentBlockList(self.plugin)
         self.plugin.register_hook("post_session_load", self._post_session_load)           
         log.debug('Blocklist: Plugin enabled..')

deluge/plugins/blocklist/blocklist/gtkui.py

@@ -71,6 +71,7 @@ class GtkUI(ui.UI):
     def disable(self):
         deluge.component.get("StatusBar").remove_item(self.blocklist_status)
         self.plugin.deregister_hook("on_apply_prefs", self.apply_prefs)
+        self.plugin.remove_preferences_page("Blocklist")
         
     def get_pixmap(self, fname):
         """Returns a pixmap file included with plugin"""

deluge/plugins/blocklist/blocklist/torrentblocklist.py

@@ -42,8 +42,9 @@
 import urllib2, httplib, socket, os, datetime, sys
 import deluge.common
 import deluge.component # for libtorrent session reference to change connection number
+import deluge.configmanager # used to retrieve max_global_connections
 from deluge.log import LOG as log
-import ui # added by Mark for pausing torrents
+#import ui # added by Mark for pausing torrents
 from peerguardian import PGReader, PGException
 from text import TextReader, GZMuleReader, PGZip
 
@@ -76,8 +77,7 @@ class HTTPConnection(httplib.HTTPConnection):
         self.timeout = timeout
 
     def connect(self):
-        """Override HTTPConnection.connect to connect to
+        """Override HTTPConnection.connect to connect to host/port specified in __init__."""
-        host/port specified in __init__."""
 
         msg = "getaddrinfo returns an empty list"
         for res in socket.getaddrinfo(self.host, self.port, 0, socket.SOCK_STREAM):
@@ -129,9 +129,6 @@ class TorrentBlockList:
         # Check list for modifications from online version
         self.check_update()
 
-        # Initialize download attempt
-        self.attempt = 0
-        
         if self.fetch == True:
             self.download()
 
@@ -139,7 +136,6 @@ class TorrentBlockList:
 
 
     def load_options(self):
-        #self.config.load()
         # Fill variables with settings from block list configuration file
         self.url = self.config['url']
         self.listtype = self.config['listtype']
@@ -200,7 +196,7 @@ class TorrentBlockList:
             while j < self.try_times:
                 # Get current online block lists time stamp and compare it with current
                 try:
-                    http_handler = HTTPHandler(timeout = 15)
+                    http_handler = HTTPHandler(timeout = self.timeout)
                     opener = urllib2.build_opener(http_handler)
                     request = urllib2.Request(self.url)
 
@@ -211,9 +207,16 @@ class TorrentBlockList:
                         remote_time = datetime.datetime.strptime(header['last-modified'],"%a, %d %b %Y %H:%M:%S GMT")
                         remote_type = header['content-type']
 
+                    except URLError, e:
+                        log.warning("Blocklist: Requesnt online blocklist info failed")
+                        j += 1
+                        break
+
                     except Exception, e:
                         log.warning(e)
                         # HANDLE EXCEPTOIN
+                        j = self.try_times
+                        break
 
                     log.debug(self.listtype)
 
@@ -250,7 +253,7 @@ class TorrentBlockList:
                         return
 
                     j+=1
-                    log.debug('Blocklist: 6 TRY AGAIN FOO')
+                    log.debug('Blocklist: TRY AGAIN FOO')
 
                 # Connection can't be made to check remote time stamps
                 except: # && urllib2.URLError
@@ -264,18 +267,23 @@ class TorrentBlockList:
 
     def download(self):
         log.info('Blocklist: Beginning download')
-        self.attempt += 1
 
         i = 0
-        while i < self.try_times:
+        success = False
+
+        while i < self.try_times or success == False:
             # Download a new block list    
             try:
                 log.info('Blocklist: Downloading new list...')
-                http_handler = HTTPHandler(timeout = 15)
+                http_handler = HTTPHandler(timeout = self.timeout)
                 opener = urllib2.build_opener(http_handler)
                 request = urllib2.Request(self.url)
-            	new_list = opener.open(request)
+                new_list = opener.open(request)
+
                 file = open(deluge.common.get_config_dir("blocklist.cache"), 'w')
+                log.info('Blocklist: Writing blocklist to disk')
+
+                # Write new blocklist to disk
                 while 1:
                     data = new_list.read()
                     if not len(data):
@@ -288,7 +296,7 @@ class TorrentBlockList:
                 return
 
             except:
-                if self.attempt > self.try_times:
+                if i > self.try_times:
                     log.warning('Blocklist: All download attempts failed')
                     return
 
@@ -297,15 +305,19 @@ class TorrentBlockList:
                     i += 1
 
             # CHECKSUM
-            
+            success = True
-            log.info('Blocklist: List downloaded sucessfully')
             break
+            # end while loop
             
+        log.info('Blocklist: List downloaded sucessfully')
         # Download completed
 
-                
     def import_list(self):
         log.info('Blocklist: Importing list...')
+        # During import, disable remote connections by setting max to 0
+        deluge.component.get("Core").session.set_max_connections(0)
+
+        #TODO: Dont need try anymore
         try:
             self.plugin.reset_ip_filter()
             self.curr = 0
@@ -325,7 +337,6 @@ class TorrentBlockList:
 
         try:
             ips = read_list.next()
-            print ips
 
             while ips:
                 self.plugin.block_ip_range(ips)
@@ -339,11 +350,12 @@ class TorrentBlockList:
             log.debug('Blocklist: Problem with list, re-download')
             return
 
-        # Throw exception if curr = 0 reset critical settings
+        # If experiencing an unrecoverable error, reset critical settings (url, listtype)
         if self.curr == 0:
             log.warning("Blocklist: Improper list read")
             self.reset_critical_settings()
-        else:
+
+        else:   # Sucessful import
             deluge.component.get("Core").session.set_max_connections(deluge.configmanager.ConfigManager("core.conf")["max_connections_global"])
             log.info('Blocklist: Import completed sucessfully')