Imported Upstream version 2015.05.15

[youtubedl] / youtube_dl / downloader / external.py

diff --git a/youtube_dl/downloader/external.py b/youtube_dl/downloader/external.py
index 51c41c70462674ee3a07aae6f645c06ae7c88c71..7ca2d314348400fc6ba3095e23d69e1c925ad7dd 100644 (file)
--- a/youtube_dl/downloader/external.py
+++ b/youtube_dl/downloader/external.py
@@ -2,11 +2,11 @@ from __future__ import unicode_literals
 
 import os.path
 import subprocess
-import sys
 
 from .common import FileDownloader
 from ..utils import (
     encodeFilename,
+    encodeArgument,
 )
 
 
@@ -51,19 +51,18 @@ class ExternalFD(FileDownloader):
             return []
         return [command_option, source_address]
 
+    def _configuration_args(self, default=[]):
+        ex_args = self.params.get('external_downloader_args')
+        if ex_args is None:
+            return default
+        assert isinstance(ex_args, list)
+        return ex_args
+
     def _call_downloader(self, tmpfilename, info_dict):
         """ Either overwrite this or implement _make_cmd """
-        cmd = self._make_cmd(tmpfilename, info_dict)
-
-        if sys.platform == 'win32' and sys.version_info < (3, 0):
-            # Windows subprocess module does not actually support Unicode
-            # on Python 2.x
-            # See http://stackoverflow.com/a/9951851/35070
-            subprocess_encoding = sys.getfilesystemencoding()
-            cmd = [a.encode(subprocess_encoding, 'ignore') for a in cmd]
-        else:
-            subprocess_encoding = None
-        self._debug_cmd(cmd, subprocess_encoding)
+        cmd = [encodeArgument(a) for a in self._make_cmd(tmpfilename, info_dict)]
+
+        self._debug_cmd(cmd)
 
         p = subprocess.Popen(
             cmd, stderr=subprocess.PIPE)
@@ -79,6 +78,7 @@ class CurlFD(ExternalFD):
         for key, val in info_dict['http_headers'].items():
             cmd += ['--header', '%s: %s' % (key, val)]
         cmd += self._source_address('--interface')
+        cmd += self._configuration_args()
         cmd += ['--', info_dict['url']]
         return cmd
 
@@ -89,15 +89,16 @@ class WgetFD(ExternalFD):
         for key, val in info_dict['http_headers'].items():
             cmd += ['--header', '%s: %s' % (key, val)]
         cmd += self._source_address('--bind-address')
+        cmd += self._configuration_args()
         cmd += ['--', info_dict['url']]
         return cmd
 
 
 class Aria2cFD(ExternalFD):
     def _make_cmd(self, tmpfilename, info_dict):
-        cmd = [
-            self.exe, '-c',
-            '--min-split-size', '1M', '--max-connection-per-server', '4']
+        cmd = [self.exe, '-c']
+        cmd += self._configuration_args([
+            '--min-split-size', '1M', '--max-connection-per-server', '4'])
         dn = os.path.dirname(tmpfilename)
         if dn:
             cmd += ['--dir', dn]