Make deluge-gtk get arguments as unicode.

Fix a few places that use those arguments.
Make sure gtkui loads strings as unicode from rencode.

ChangeLog

@@ -32,6 +32,7 @@
 	* Implemented sequential downloads UI handling.
 	* #378: Allow showing a pieces bar instead of a regular progress bar in a
 	torrent's status tab.
+	* #2093: Make torrent opening compatible with all unicode paths.
 
 ==== Blocklist Plugin ====
 	* #1382: Implemented whitelist support to both core and GTK UI.

deluge/ui/client.py

@@ -37,6 +37,7 @@
 import logging
 from twisted.internet.protocol import ClientFactory
 from twisted.internet import reactor, ssl, defer
+import sys
 import subprocess
 
 import deluge.common
@@ -624,6 +625,8 @@ class Client(object):
         :raises OSError: received from subprocess.call()
 
         """
+        # subprocess.popen does not work with unicode args (with non-ascii characters) on windows
+        config = config.encode(sys.getfilesystemencoding())
         try:
             subprocess.Popen(["deluged", "--port=%s" % port, "--config=%s" % config])
         except OSError, e:

deluge/ui/gtkui/addtorrentdialog.py

@@ -213,9 +213,6 @@ class AddTorrentDialog(component.Component):
         new_row = None
 
         for filename in filenames:
-            # Convert the path to unicode
-            filename = unicode(filename)
-
             # Get the torrent data from the torrent file
             try:
                 info = deluge.ui.common.TorrentInfo(filename)

deluge/ui/gtkui/ipcinterface.py

@@ -60,7 +60,7 @@ log = logging.getLogger(__name__)
 class IPCProtocolServer(Protocol):
     def dataReceived(self, data):
         config = ConfigManager("gtkui.conf")
-        data = rencode.loads(data)
+        data = rencode.loads(data, decode_utf8=True)
         if not data or config["focus_main_window_on_add"]:
             component.get("MainWindow").present()
         process_args(data)

deluge/ui/gtkui/queuedtorrents.py

@@ -173,7 +173,7 @@ class QueuedTorrents(component.Component):
     def on_button_add_clicked(self, widget):
         # Add all the torrents in the liststore
         def add_torrent(model, path, iter, data):
-            torrent_path = model.get_value(iter, 1)
+            torrent_path = model.get_value(iter, 1).decode('utf-8')
             process_args([torrent_path])
 
         self.liststore.foreach(add_torrent, None)

deluge/ui/ui.py

@@ -64,6 +64,35 @@ if 'dev' not in deluge.common.get_version():
     import warnings
     warnings.filterwarnings('ignore', category=DeprecationWarning, module='twisted')
 
+def win32_unicode_argv():
+    """Uses shell32.GetCommandLineArgvW to get sys.argv as a list of Unicode
+    strings.
+
+    Versions 2.x of Python don't support Unicode in sys.argv on
+    Windows, with the underlying Windows API instead replacing multi-byte
+    characters with '?'.
+    """
+
+    from ctypes import POINTER, byref, cdll, c_int, windll
+    from ctypes.wintypes import LPCWSTR, LPWSTR
+
+    GetCommandLineW = cdll.kernel32.GetCommandLineW
+    GetCommandLineW.argtypes = []
+    GetCommandLineW.restype = LPCWSTR
+
+    CommandLineToArgvW = windll.shell32.CommandLineToArgvW
+    CommandLineToArgvW.argtypes = [LPCWSTR, POINTER(c_int)]
+    CommandLineToArgvW.restype = POINTER(LPWSTR)
+
+    cmd = GetCommandLineW()
+    argc = c_int(0)
+    argv = CommandLineToArgvW(cmd, byref(argc))
+    if argc.value > 0:
+        # Remove Python executable and commands if present
+        start = argc.value - len(sys.argv)
+        return [argv[i] for i in
+                xrange(start, argc.value)]
+
 class _UI(object):
 
     def __init__(self, name="gtk"):
@@ -107,7 +136,12 @@ class _UI(object):
         return self.__args
 
     def start(self):
-        (self.__options, self.__args) = self.__parser.parse_args()
+        # Make sure all arguments are unicode
+        if deluge.common.windows_check():
+            argv = win32_unicode_argv()[1:]
+        else:
+            argv = [arg.decode(sys.stdin.encoding) for arg in sys.argv[1:]]
+        (self.__options, self.__args) = self.__parser.parse_args(argv)
 
         if self.__options.quiet:
             self.__options.loglevel = "none"