def get_element_by_class(class_name, html):
- return get_element_by_attribute(
+ """Return the content of the first tag with the specified class in the passed HTML document"""
+ retval = get_elements_by_class(class_name, html)
+ return retval[0] if retval else None
+
+
+def get_element_by_attribute(attribute, value, html, escape_value=True):
+ retval = get_elements_by_attribute(attribute, value, html, escape_value)
+ return retval[0] if retval else None
+
+
+def get_elements_by_class(class_name, html):
+ """Return the content of all tags with the specified class in the passed HTML document as a list"""
+ return get_elements_by_attribute(
'class', r'[^\'"]*\b%s\b[^\'"]*' % re.escape(class_name),
html, escape_value=False)
-def get_element_by_attribute(attribute, value, html, escape_value=True):
+def get_elements_by_attribute(attribute, value, html, escape_value=True):
"""Return the content of the tag with the specified attribute in the passed HTML document"""
value = re.escape(value) if escape_value else value
- m = re.search(r'''(?xs)
+ retlist = []
+ for m in re.finditer(r'''(?xs)
<([a-zA-Z0-9:._-]+)
(?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]*|="[^"]*"|='[^']*'))*?
\s+%s=['"]?%s['"]?
\s*>
(?P<content>.*?)
</\1>
- ''' % (re.escape(attribute), value), html)
+ ''' % (re.escape(attribute), value), html):
+ res = m.group('content')
- if not m:
- return None
- res = m.group('content')
+ if res.startswith('"') or res.startswith("'"):
+ res = res[1:-1]
- if res.startswith('"') or res.startswith("'"):
- res = res[1:-1]
+ retlist.append(unescapeHTML(res))
- return unescapeHTML(res)
+ return retlist
class HTMLAttributeParser(compat_HTMLParser):
return msg
-class ExtractorError(Exception):
+class YoutubeDLError(Exception):
+ """Base exception for YoutubeDL errors."""
+ pass
+
+
+class ExtractorError(YoutubeDLError):
"""Error during info extraction."""
def __init__(self, msg, tb=None, expected=False, cause=None, video_id=None):
pass
-class DownloadError(Exception):
+class DownloadError(YoutubeDLError):
"""Download Error exception.
This exception may be thrown by FileDownloader objects if they are not
self.exc_info = exc_info
-class SameFileError(Exception):
+class SameFileError(YoutubeDLError):
"""Same File exception.
This exception will be thrown by FileDownloader objects if they detect
pass
-class PostProcessingError(Exception):
+class PostProcessingError(YoutubeDLError):
"""Post Processing exception.
This exception may be raised by PostProcessor's .run() method to
"""
def __init__(self, msg):
+ super(PostProcessingError, self).__init__(msg)
self.msg = msg
-class MaxDownloadsReached(Exception):
+class MaxDownloadsReached(YoutubeDLError):
""" --max-downloads limit has been reached. """
pass
-class UnavailableVideoError(Exception):
+class UnavailableVideoError(YoutubeDLError):
"""Unavailable Format exception.
This exception will be thrown when a video is requested
pass
-class ContentTooShortError(Exception):
+class ContentTooShortError(YoutubeDLError):
"""Content Too Short exception.
This exception may be raised by FileDownloader objects when a file they
"""
def __init__(self, downloaded, expected):
+ super(ContentTooShortError, self).__init__(
+ 'Downloaded {0} bytes, expected {1} bytes'.format(downloaded, expected)
+ )
# Both in bytes
self.downloaded = downloaded
self.expected = expected
-class XAttrMetadataError(Exception):
+class XAttrMetadataError(YoutubeDLError):
def __init__(self, code=None, msg='Unknown error'):
super(XAttrMetadataError, self).__init__(msg)
self.code = code
self.reason = 'NOT_SUPPORTED'
-class XAttrUnavailableError(Exception):
+class XAttrUnavailableError(YoutubeDLError):
pass
libc = ctypes.cdll.LoadLibrary('libc.so.6')
except OSError:
return
+ except TypeError:
+ # LoadLibrary in Windows Python 2.7.13 only expects
+ # a bytestring, but since unicode_literals turns
+ # every string into a unicode string, it fails.
+ return
title_bytes = title.encode('utf-8')
buf = ctypes.create_string_buffer(len(title_bytes))
buf.value = title_bytes
\s*(?P<op>%s)(?P<none_inclusive>\s*\?)?\s*
(?:
(?P<intval>[0-9.]+(?:[kKmMgGtTpPeEzZyY]i?[Bb]?)?)|
+ (?P<quote>["\'])(?P<quotedstrval>(?:\\.|(?!(?P=quote)|\\).)+?)(?P=quote)|
(?P<strval>(?![0-9.])[a-z0-9A-Z]*)
)
\s*$
if m:
op = COMPARISON_OPERATORS[m.group('op')]
actual_value = dct.get(m.group('key'))
- if (m.group('strval') is not None or
+ if (m.group('quotedstrval') is not None or
+ m.group('strval') is not None or
# If the original field is a string and matching comparisonvalue is
# a number we should respect the origin of the original field
# and process comparison value as a string (see
if m.group('op') not in ('=', '!='):
raise ValueError(
'Operator %s does not support string values!' % m.group('op'))
- comparison_value = m.group('strval') or m.group('intval')
+ comparison_value = m.group('quotedstrval') or m.group('strval') or m.group('intval')
+ quote = m.group('quote')
+ if quote is not None:
+ comparison_value = comparison_value.replace(r'\%s' % quote, quote)
else:
try:
comparison_value = int(m.group('intval'))