X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube_dl%2Futils.py;h=c0325f054ddfccd2c601acaee3812be5e00a4e6e;hb=5ae17037a31edec0dd232f6ccb72212ab4dc5f2e;hp=65556d056a7edfe12b94e82d0f55baa93360aa70;hpb=a2973eb59733c5f86a249c627d654b789020bc7d;p=youtube-dl

diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index 65556d056..c0325f054 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -259,15 +259,6 @@ def get_element_by_attribute(attribute, value, html):
     return unescapeHTML(res)
 
 
-def extract_attributes(attributes_str, attributes_regex=r'(?s)\s*([^\s=]+)\s*=\s*["\']([^"\']+)["\']'):
-    attributes = re.findall(attributes_regex, attributes_str)
-    attributes_dict = {}
-    if attributes:
-        for (attribute_name, attribute_value) in attributes:
-            attributes_dict[attribute_name] = attribute_value
-    return attributes_dict
-
-
 def clean_html(html):
     """Clean an HTML snippet into a readable string"""
 
@@ -405,10 +396,14 @@ def _htmlentity_transform(entity):
             numstr = '0%s' % numstr
         else:
             base = 10
-        return compat_chr(int(numstr, base))
+        # See https://github.com/rg3/youtube-dl/issues/7518
+        try:
+            return compat_chr(int(numstr, base))
+        except ValueError:
+            pass
 
     # Unknown entity in name, return its literal representation
-    return ('&%s;' % entity)
+    return '&%s;' % entity
 
 
 def unescapeHTML(s):
@@ -930,6 +925,21 @@ def determine_ext(url, default_ext='unknown_video'):
     guess = url.partition('?')[0].rpartition('.')[2]
     if re.match(r'^[A-Za-z0-9]+$', guess):
         return guess
+    elif guess.rstrip('/') in (
+            'mp4', 'm4a', 'm4p', 'm4b', 'm4r', 'm4v', 'aac',
+            'flv', 'f4v', 'f4a', 'f4b',
+            'webm', 'ogg', 'ogv', 'oga', 'ogx', 'spx', 'opus',
+            'mkv', 'mka', 'mk3d',
+            'avi', 'divx',
+            'mov',
+            'asf', 'wmv', 'wma',
+            '3gp', '3g2',
+            'mp3',
+            'flac',
+            'ape',
+            'wav',
+            'f4f', 'f4m', 'm3u8', 'smil'):
+        return guess.rstrip('/')
     else:
         return default_ext
 
@@ -1673,7 +1683,9 @@ def urlencode_postdata(*args, **kargs):
 
 
 def encode_dict(d, encoding='utf-8'):
-    return dict((k.encode(encoding), v.encode(encoding)) for k, v in d.items())
+    def encode(v):
+        return v.encode(encoding) if isinstance(v, compat_basestring) else v
+    return dict((encode(k), encode(v)) for k, v in d.items())
 
 
 US_RATINGS = {