Merge remote-tracking branch 'upstream/master'
[youtube-dl] / youtube_dl / utils.py
index 59eeaf4a89084783e1ca2607840b3b7dfc4670f5..ab1049cc0d99b17adcfc83f951d38e89a89a4bc9 100644 (file)
@@ -476,7 +476,7 @@ def formatSeconds(secs):
 def make_HTTPS_handler(opts):
     if sys.version_info < (3,2):
         # Python's 2.x handler is very simplistic
-        return compat_urllib_request.HTTPSHandler()
+        return YoutubeDLHandlerHTTPS()
     else:
         import ssl
         context = ssl.SSLContext(ssl.PROTOCOL_SSLv23)
@@ -485,7 +485,7 @@ def make_HTTPS_handler(opts):
         context.verify_mode = (ssl.CERT_NONE
                                if opts.no_check_certificate
                                else ssl.CERT_REQUIRED)
-        return compat_urllib_request.HTTPSHandler(context=context)
+        return YoutubeDLHandlerHTTPS(context=context)
 
 class ExtractorError(Exception):
     """Error during info extraction."""
@@ -497,7 +497,7 @@ class ExtractorError(Exception):
         if sys.exc_info()[0] in (compat_urllib_error.URLError, socket.timeout, UnavailableVideoError):
             expected = True
         if not expected:
-            msg = msg + u'; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output.'
+            msg = msg + u'; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type  youtube-dl -U  to update.'
         super(ExtractorError, self).__init__(msg)
 
         self.traceback = tb
@@ -569,7 +569,8 @@ class ContentTooShortError(Exception):
         self.downloaded = downloaded
         self.expected = expected
 
-class YoutubeDLHandler(compat_urllib_request.HTTPHandler):
+
+class YoutubeDLHandler_Template:  # Old-style class, like HTTPHandler
     """Handler for HTTP requests and responses.
 
     This class, when installed with an OpenerDirector, automatically adds
@@ -602,8 +603,8 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler):
         ret.code = code
         return ret
 
-    def http_request(self, req):
-        for h,v in std_headers.items():
+    def _http_request(self, req):
+        for h, v in std_headers.items():
             if h in req.headers:
                 del req.headers[h]
             req.add_header(h, v)
@@ -618,7 +619,7 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler):
             del req.headers['Youtubedl-user-agent']
         return req
 
-    def http_response(self, req, resp):
+    def _http_response(self, req, resp):
         old_resp = resp
         # gzip
         if resp.headers.get('Content-encoding', '') == 'gzip':
@@ -632,8 +633,16 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler):
             resp.msg = old_resp.msg
         return resp
 
-    https_request = http_request
-    https_response = http_response
+
+class YoutubeDLHandler(YoutubeDLHandler_Template, compat_urllib_request.HTTPHandler):
+    http_request = YoutubeDLHandler_Template._http_request
+    http_response = YoutubeDLHandler_Template._http_response
+
+
+class YoutubeDLHandlerHTTPS(YoutubeDLHandler_Template, compat_urllib_request.HTTPSHandler):
+    https_request = YoutubeDLHandler_Template._http_request
+    https_response = YoutubeDLHandler_Template._http_response
+
 
 def unified_strdate(date_str):
     """Return a string with the date in the format YYYYMMDD"""
@@ -657,6 +666,9 @@ def determine_ext(url, default_ext=u'unknown_video'):
     else:
         return default_ext
 
+def subtitles_filename(filename, sub_lang, sub_format):
+    return filename.rsplit('.', 1)[0] + u'.' + sub_lang + u'.' + sub_format
+
 def date_from_str(date_str):
     """
     Return a datetime object from a string in the format YYYYMMDD or