X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube_dl%2Futils.py;h=68d590ba25f812ba96f0c97d81f932200059a155;hb=893f8832b52926847353f2b678e313687806a775;hp=7809c4e0b8a4a007d606a0f3cd952c9d9ea430c4;hpb=a1a530b067b36b0233c3a3d1eff61680648acbd9;p=youtube-dl

diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index 7809c4e0b..68d590ba2 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
+import calendar
 import contextlib
 import ctypes
 import datetime
@@ -501,13 +502,13 @@ def orderedSet(iterable):
             res.append(el)
     return res
 
+
 def unescapeHTML(s):
-    """
-    @param s a string
-    """
-    assert type(s) == type(u'')
+    if s is None:
+        return None
+    assert type(s) == compat_str
 
-    result = re.sub(u'(?u)&(.+?);', htmlentity_transform, s)
+    result = re.sub(r'(?u)&(.+?);', htmlentity_transform, s)
     return result
 
 
@@ -761,8 +762,37 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler):
     https_response = http_response
 
 
+def parse_iso8601(date_str):
+    """ Return a UNIX timestamp from the given date """
+
+    if date_str is None:
+        return None
+
+    m = re.search(
+        r'Z$| ?(?P<sign>\+|-)(?P<hours>[0-9]{2}):?(?P<minutes>[0-9]{2})$',
+        date_str)
+    if not m:
+        timezone = datetime.timedelta()
+    else:
+        date_str = date_str[:-len(m.group(0))]
+        if not m.group('sign'):
+            timezone = datetime.timedelta()
+        else:
+            sign = 1 if m.group('sign') == '+' else -1
+            timezone = datetime.timedelta(
+                hours=sign * int(m.group('hours')),
+                minutes=sign * int(m.group('minutes')))
+
+    dt = datetime.datetime.strptime(date_str, '%Y-%m-%dT%H:%M:%S') - timezone
+    return calendar.timegm(dt.timetuple())
+
+
 def unified_strdate(date_str):
     """Return a string with the date in the format YYYYMMDD"""
+
+    if date_str is None:
+        return None
+
     upload_date = None
     #Replace commas
     date_str = date_str.replace(',', ' ')
@@ -1122,11 +1152,11 @@ def setproctitle(title):
         libc = ctypes.cdll.LoadLibrary("libc.so.6")
     except OSError:
         return
-    title = title
-    buf = ctypes.create_string_buffer(len(title) + 1)
-    buf.value = title.encode('utf-8')
+    title_bytes = title.encode('utf-8')
+    buf = ctypes.create_string_buffer(len(title_bytes))
+    buf.value = title_bytes
     try:
-        libc.prctl(15, ctypes.byref(buf), 0, 0, 0)
+        libc.prctl(15, buf, 0, 0, 0)
     except AttributeError:
         return  # Strange libc, just skip this