Convert all tabs to 4 spaces (PEP8)
This commit is contained in:
Philipp Hagemeister
parent
40b35b4aa6
commit
59ae15a507
9 changed files with 4841 additions and 4841 deletions
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@ -12,490 +12,490 @@ import email.utils
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import json
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try:
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import urllib.request as compat_urllib_request
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import urllib.request as compat_urllib_request
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except ImportError: # Python 2
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import urllib2 as compat_urllib_request
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import urllib2 as compat_urllib_request
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try:
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import urllib.error as compat_urllib_error
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import urllib.error as compat_urllib_error
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except ImportError: # Python 2
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import urllib2 as compat_urllib_error
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import urllib2 as compat_urllib_error
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try:
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import urllib.parse as compat_urllib_parse
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import urllib.parse as compat_urllib_parse
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except ImportError: # Python 2
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import urllib as compat_urllib_parse
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import urllib as compat_urllib_parse
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try:
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import http.cookiejar as compat_cookiejar
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import http.cookiejar as compat_cookiejar
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except ImportError: # Python 2
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import cookielib as compat_cookiejar
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import cookielib as compat_cookiejar
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try:
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import html.entities as compat_html_entities
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import html.entities as compat_html_entities
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except ImportError: # Python 2
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import htmlentitydefs as compat_html_entities
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import htmlentitydefs as compat_html_entities
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try:
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import html.parser as compat_html_parser
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import html.parser as compat_html_parser
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except ImportError: # Python 2
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import HTMLParser as compat_html_parser
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import HTMLParser as compat_html_parser
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try:
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import http.client as compat_http_client
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import http.client as compat_http_client
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except ImportError: # Python 2
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import httplib as compat_http_client
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import httplib as compat_http_client
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try:
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from urllib.parse import parse_qs as compat_parse_qs
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from urllib.parse import parse_qs as compat_parse_qs
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except ImportError: # Python 2
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# HACK: The following is the correct parse_qs implementation from cpython 3's stdlib.
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# Python 2's version is apparently totally broken
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def _unquote(string, encoding='utf-8', errors='replace'):
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if string == '':
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return string
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res = string.split('%')
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if len(res) == 1:
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return string
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if encoding is None:
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encoding = 'utf-8'
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if errors is None:
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errors = 'replace'
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# pct_sequence: contiguous sequence of percent-encoded bytes, decoded
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pct_sequence = b''
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string = res[0]
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for item in res[1:]:
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try:
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if not item:
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raise ValueError
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pct_sequence += item[:2].decode('hex')
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rest = item[2:]
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if not rest:
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# This segment was just a single percent-encoded character.
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# May be part of a sequence of code units, so delay decoding.
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# (Stored in pct_sequence).
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continue
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except ValueError:
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rest = '%' + item
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# Encountered non-percent-encoded characters. Flush the current
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# pct_sequence.
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string += pct_sequence.decode(encoding, errors) + rest
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pct_sequence = b''
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if pct_sequence:
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# Flush the final pct_sequence
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string += pct_sequence.decode(encoding, errors)
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return string
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# HACK: The following is the correct parse_qs implementation from cpython 3's stdlib.
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# Python 2's version is apparently totally broken
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def _unquote(string, encoding='utf-8', errors='replace'):
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if string == '':
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return string
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res = string.split('%')
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if len(res) == 1:
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return string
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if encoding is None:
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encoding = 'utf-8'
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if errors is None:
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errors = 'replace'
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# pct_sequence: contiguous sequence of percent-encoded bytes, decoded
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pct_sequence = b''
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string = res[0]
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for item in res[1:]:
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try:
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if not item:
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raise ValueError
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pct_sequence += item[:2].decode('hex')
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rest = item[2:]
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if not rest:
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# This segment was just a single percent-encoded character.
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# May be part of a sequence of code units, so delay decoding.
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# (Stored in pct_sequence).
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continue
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except ValueError:
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rest = '%' + item
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# Encountered non-percent-encoded characters. Flush the current
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# pct_sequence.
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string += pct_sequence.decode(encoding, errors) + rest
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pct_sequence = b''
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if pct_sequence:
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# Flush the final pct_sequence
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string += pct_sequence.decode(encoding, errors)
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return string
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def _parse_qsl(qs, keep_blank_values=False, strict_parsing=False,
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encoding='utf-8', errors='replace'):
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qs, _coerce_result = qs, unicode
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pairs = [s2 for s1 in qs.split('&') for s2 in s1.split(';')]
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r = []
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for name_value in pairs:
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if not name_value and not strict_parsing:
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continue
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nv = name_value.split('=', 1)
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if len(nv) != 2:
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if strict_parsing:
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raise ValueError("bad query field: %r" % (name_value,))
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# Handle case of a control-name with no equal sign
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if keep_blank_values:
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nv.append('')
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else:
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continue
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if len(nv[1]) or keep_blank_values:
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name = nv[0].replace('+', ' ')
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name = _unquote(name, encoding=encoding, errors=errors)
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name = _coerce_result(name)
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value = nv[1].replace('+', ' ')
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value = _unquote(value, encoding=encoding, errors=errors)
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value = _coerce_result(value)
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r.append((name, value))
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return r
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def _parse_qsl(qs, keep_blank_values=False, strict_parsing=False,
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encoding='utf-8', errors='replace'):
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qs, _coerce_result = qs, unicode
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pairs = [s2 for s1 in qs.split('&') for s2 in s1.split(';')]
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r = []
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for name_value in pairs:
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if not name_value and not strict_parsing:
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continue
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nv = name_value.split('=', 1)
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if len(nv) != 2:
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if strict_parsing:
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raise ValueError("bad query field: %r" % (name_value,))
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# Handle case of a control-name with no equal sign
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if keep_blank_values:
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nv.append('')
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else:
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continue
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if len(nv[1]) or keep_blank_values:
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name = nv[0].replace('+', ' ')
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name = _unquote(name, encoding=encoding, errors=errors)
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name = _coerce_result(name)
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value = nv[1].replace('+', ' ')
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value = _unquote(value, encoding=encoding, errors=errors)
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value = _coerce_result(value)
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r.append((name, value))
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return r
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def compat_parse_qs(qs, keep_blank_values=False, strict_parsing=False,
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encoding='utf-8', errors='replace'):
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parsed_result = {}
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pairs = _parse_qsl(qs, keep_blank_values, strict_parsing,
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encoding=encoding, errors=errors)
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for name, value in pairs:
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if name in parsed_result:
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parsed_result[name].append(value)
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else:
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parsed_result[name] = [value]
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return parsed_result
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def compat_parse_qs(qs, keep_blank_values=False, strict_parsing=False,
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encoding='utf-8', errors='replace'):
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parsed_result = {}
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pairs = _parse_qsl(qs, keep_blank_values, strict_parsing,
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encoding=encoding, errors=errors)
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for name, value in pairs:
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if name in parsed_result:
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parsed_result[name].append(value)
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else:
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parsed_result[name] = [value]
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return parsed_result
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try:
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compat_str = unicode # Python 2
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compat_str = unicode # Python 2
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except NameError:
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compat_str = str
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compat_str = str
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try:
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compat_chr = unichr # Python 2
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compat_chr = unichr # Python 2
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except NameError:
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compat_chr = chr
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compat_chr = chr
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std_headers = {
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'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:10.0) Gecko/20100101 Firefox/10.0',
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'Accept-Charset': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7',
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'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
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'Accept-Encoding': 'gzip, deflate',
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'Accept-Language': 'en-us,en;q=0.5',
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'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:10.0) Gecko/20100101 Firefox/10.0',
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'Accept-Charset': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7',
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'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
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'Accept-Encoding': 'gzip, deflate',
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'Accept-Language': 'en-us,en;q=0.5',
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}
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def preferredencoding():
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"""Get preferred encoding.
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"""Get preferred encoding.
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Returns the best encoding scheme for the system, based on
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locale.getpreferredencoding() and some further tweaks.
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"""
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try:
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pref = locale.getpreferredencoding()
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u'TEST'.encode(pref)
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except:
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pref = 'UTF-8'
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Returns the best encoding scheme for the system, based on
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locale.getpreferredencoding() and some further tweaks.
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"""
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try:
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pref = locale.getpreferredencoding()
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u'TEST'.encode(pref)
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except:
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pref = 'UTF-8'
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return pref
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return pref
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if sys.version_info < (3,0):
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def compat_print(s):
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print(s.encode(preferredencoding(), 'xmlcharrefreplace'))
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def compat_print(s):
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print(s.encode(preferredencoding(), 'xmlcharrefreplace'))
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else:
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def compat_print(s):
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assert type(s) == type(u'')
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print(s)
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def compat_print(s):
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assert type(s) == type(u'')
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print(s)
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def htmlentity_transform(matchobj):
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"""Transforms an HTML entity to a character.
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"""Transforms an HTML entity to a character.
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This function receives a match object and is intended to be used with
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the re.sub() function.
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"""
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entity = matchobj.group(1)
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This function receives a match object and is intended to be used with
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the re.sub() function.
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"""
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entity = matchobj.group(1)
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# Known non-numeric HTML entity
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if entity in compat_html_entities.name2codepoint:
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return compat_chr(compat_html_entities.name2codepoint[entity])
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# Known non-numeric HTML entity
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if entity in compat_html_entities.name2codepoint:
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return compat_chr(compat_html_entities.name2codepoint[entity])
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mobj = re.match(u'(?u)#(x?\\d+)', entity)
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if mobj is not None:
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numstr = mobj.group(1)
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if numstr.startswith(u'x'):
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base = 16
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numstr = u'0%s' % numstr
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else:
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base = 10
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return compat_chr(int(numstr, base))
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mobj = re.match(u'(?u)#(x?\\d+)', entity)
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if mobj is not None:
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numstr = mobj.group(1)
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if numstr.startswith(u'x'):
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base = 16
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numstr = u'0%s' % numstr
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else:
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base = 10
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return compat_chr(int(numstr, base))
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# Unknown entity in name, return its literal representation
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return (u'&%s;' % entity)
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# Unknown entity in name, return its literal representation
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return (u'&%s;' % entity)
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compat_html_parser.locatestarttagend = re.compile(r"""<[a-zA-Z][-.a-zA-Z0-9:_]*(?:\s+(?:(?<=['"\s])[^\s/>][^\s/=>]*(?:\s*=+\s*(?:'[^']*'|"[^"]*"|(?!['"])[^>\s]*))?\s*)*)?\s*""", re.VERBOSE) # backport bugfix
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class IDParser(compat_html_parser.HTMLParser):
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"""Modified HTMLParser that isolates a tag with the specified id"""
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def __init__(self, id):
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self.id = id
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self.result = None
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self.started = False
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self.depth = {}
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self.html = None
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self.watch_startpos = False
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self.error_count = 0
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compat_html_parser.HTMLParser.__init__(self)
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"""Modified HTMLParser that isolates a tag with the specified id"""
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def __init__(self, id):
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self.id = id
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self.result = None
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self.started = False
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self.depth = {}
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self.html = None
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self.watch_startpos = False
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self.error_count = 0
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compat_html_parser.HTMLParser.__init__(self)
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def error(self, message):
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if self.error_count > 10 or self.started:
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raise compat_html_parser.HTMLParseError(message, self.getpos())
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self.rawdata = '\n'.join(self.html.split('\n')[self.getpos()[0]:]) # skip one line
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self.error_count += 1
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self.goahead(1)
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def error(self, message):
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if self.error_count > 10 or self.started:
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raise compat_html_parser.HTMLParseError(message, self.getpos())
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self.rawdata = '\n'.join(self.html.split('\n')[self.getpos()[0]:]) # skip one line
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self.error_count += 1
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self.goahead(1)
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def loads(self, html):
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self.html = html
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self.feed(html)
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self.close()
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def loads(self, html):
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self.html = html
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self.feed(html)
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self.close()
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def handle_starttag(self, tag, attrs):
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attrs = dict(attrs)
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if self.started:
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self.find_startpos(None)
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if 'id' in attrs and attrs['id'] == self.id:
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self.result = [tag]
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self.started = True
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self.watch_startpos = True
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if self.started:
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if not tag in self.depth: self.depth[tag] = 0
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self.depth[tag] += 1
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def handle_starttag(self, tag, attrs):
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attrs = dict(attrs)
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if self.started:
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self.find_startpos(None)
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if 'id' in attrs and attrs['id'] == self.id:
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self.result = [tag]
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self.started = True
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self.watch_startpos = True
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if self.started:
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if not tag in self.depth: self.depth[tag] = 0
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self.depth[tag] += 1
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def handle_endtag(self, tag):
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if self.started:
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if tag in self.depth: self.depth[tag] -= 1
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if self.depth[self.result[0]] == 0:
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self.started = False
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self.result.append(self.getpos())
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def handle_endtag(self, tag):
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if self.started:
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if tag in self.depth: self.depth[tag] -= 1
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if self.depth[self.result[0]] == 0:
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self.started = False
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self.result.append(self.getpos())
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def find_startpos(self, x):
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"""Needed to put the start position of the result (self.result[1])
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after the opening tag with the requested id"""
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if self.watch_startpos:
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self.watch_startpos = False
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self.result.append(self.getpos())
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handle_entityref = handle_charref = handle_data = handle_comment = \
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handle_decl = handle_pi = unknown_decl = find_startpos
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def find_startpos(self, x):
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"""Needed to put the start position of the result (self.result[1])
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after the opening tag with the requested id"""
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if self.watch_startpos:
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self.watch_startpos = False
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self.result.append(self.getpos())
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handle_entityref = handle_charref = handle_data = handle_comment = \
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handle_decl = handle_pi = unknown_decl = find_startpos
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def get_result(self):
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if self.result is None:
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return None
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if len(self.result) != 3:
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return None
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lines = self.html.split('\n')
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lines = lines[self.result[1][0]-1:self.result[2][0]]
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lines[0] = lines[0][self.result[1][1]:]
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if len(lines) == 1:
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lines[-1] = lines[-1][:self.result[2][1]-self.result[1][1]]
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lines[-1] = lines[-1][:self.result[2][1]]
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return '\n'.join(lines).strip()
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def get_result(self):
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if self.result is None:
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return None
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if len(self.result) != 3:
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return None
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lines = self.html.split('\n')
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lines = lines[self.result[1][0]-1:self.result[2][0]]
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lines[0] = lines[0][self.result[1][1]:]
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if len(lines) == 1:
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lines[-1] = lines[-1][:self.result[2][1]-self.result[1][1]]
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lines[-1] = lines[-1][:self.result[2][1]]
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return '\n'.join(lines).strip()
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def get_element_by_id(id, html):
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"""Return the content of the tag with the specified id in the passed HTML document"""
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parser = IDParser(id)
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try:
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parser.loads(html)
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except compat_html_parser.HTMLParseError:
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pass
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return parser.get_result()
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"""Return the content of the tag with the specified id in the passed HTML document"""
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parser = IDParser(id)
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try:
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parser.loads(html)
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except compat_html_parser.HTMLParseError:
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pass
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return parser.get_result()
|
||||
|
||||
|
||||
def clean_html(html):
|
||||
"""Clean an HTML snippet into a readable string"""
|
||||
# Newline vs <br />
|
||||
html = html.replace('\n', ' ')
|
||||
html = re.sub('\s*<\s*br\s*/?\s*>\s*', '\n', html)
|
||||
# Strip html tags
|
||||
html = re.sub('<.*?>', '', html)
|
||||
# Replace html entities
|
||||
html = unescapeHTML(html)
|
||||
return html
|
||||
"""Clean an HTML snippet into a readable string"""
|
||||
# Newline vs <br />
|
||||
html = html.replace('\n', ' ')
|
||||
html = re.sub('\s*<\s*br\s*/?\s*>\s*', '\n', html)
|
||||
# Strip html tags
|
||||
html = re.sub('<.*?>', '', html)
|
||||
# Replace html entities
|
||||
html = unescapeHTML(html)
|
||||
return html
|
||||
|
||||
|
||||
def sanitize_open(filename, open_mode):
|
||||
"""Try to open the given filename, and slightly tweak it if this fails.
|
||||
"""Try to open the given filename, and slightly tweak it if this fails.
|
||||
|
||||
Attempts to open the given filename. If this fails, it tries to change
|
||||
the filename slightly, step by step, until it's either able to open it
|
||||
or it fails and raises a final exception, like the standard open()
|
||||
function.
|
||||
Attempts to open the given filename. If this fails, it tries to change
|
||||
the filename slightly, step by step, until it's either able to open it
|
||||
or it fails and raises a final exception, like the standard open()
|
||||
function.
|
||||
|
||||
It returns the tuple (stream, definitive_file_name).
|
||||
"""
|
||||
try:
|
||||
if filename == u'-':
|
||||
if sys.platform == 'win32':
|
||||
import msvcrt
|
||||
msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY)
|
||||
return (sys.stdout, filename)
|
||||
stream = open(encodeFilename(filename), open_mode)
|
||||
return (stream, filename)
|
||||
except (IOError, OSError) as err:
|
||||
# In case of error, try to remove win32 forbidden chars
|
||||
filename = re.sub(u'[/<>:"\\|\\\\?\\*]', u'#', filename)
|
||||
It returns the tuple (stream, definitive_file_name).
|
||||
"""
|
||||
try:
|
||||
if filename == u'-':
|
||||
if sys.platform == 'win32':
|
||||
import msvcrt
|
||||
msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY)
|
||||
return (sys.stdout, filename)
|
||||
stream = open(encodeFilename(filename), open_mode)
|
||||
return (stream, filename)
|
||||
except (IOError, OSError) as err:
|
||||
# In case of error, try to remove win32 forbidden chars
|
||||
filename = re.sub(u'[/<>:"\\|\\\\?\\*]', u'#', filename)
|
||||
|
||||
# An exception here should be caught in the caller
|
||||
stream = open(encodeFilename(filename), open_mode)
|
||||
return (stream, filename)
|
||||
# An exception here should be caught in the caller
|
||||
stream = open(encodeFilename(filename), open_mode)
|
||||
return (stream, filename)
|
||||
|
||||
|
||||
def timeconvert(timestr):
|
||||
"""Convert RFC 2822 defined time string into system timestamp"""
|
||||
timestamp = None
|
||||
timetuple = email.utils.parsedate_tz(timestr)
|
||||
if timetuple is not None:
|
||||
timestamp = email.utils.mktime_tz(timetuple)
|
||||
return timestamp
|
||||
"""Convert RFC 2822 defined time string into system timestamp"""
|
||||
timestamp = None
|
||||
timetuple = email.utils.parsedate_tz(timestr)
|
||||
if timetuple is not None:
|
||||
timestamp = email.utils.mktime_tz(timetuple)
|
||||
return timestamp
|
||||
|
||||
def sanitize_filename(s, restricted=False):
|
||||
"""Sanitizes a string so it could be used as part of a filename.
|
||||
If restricted is set, use a stricter subset of allowed characters.
|
||||
"""
|
||||
def replace_insane(char):
|
||||
if char == '?' or ord(char) < 32 or ord(char) == 127:
|
||||
return ''
|
||||
elif char == '"':
|
||||
return '' if restricted else '\''
|
||||
elif char == ':':
|
||||
return '_-' if restricted else ' -'
|
||||
elif char in '\\/|*<>':
|
||||
return '_'
|
||||
if restricted and (char in '!&\'' or char.isspace()):
|
||||
return '_'
|
||||
if restricted and ord(char) > 127:
|
||||
return '_'
|
||||
return char
|
||||
"""Sanitizes a string so it could be used as part of a filename.
|
||||
If restricted is set, use a stricter subset of allowed characters.
|
||||
"""
|
||||
def replace_insane(char):
|
||||
if char == '?' or ord(char) < 32 or ord(char) == 127:
|
||||
return ''
|
||||
elif char == '"':
|
||||
return '' if restricted else '\''
|
||||
elif char == ':':
|
||||
return '_-' if restricted else ' -'
|
||||
elif char in '\\/|*<>':
|
||||
return '_'
|
||||
if restricted and (char in '!&\'' or char.isspace()):
|
||||
return '_'
|
||||
if restricted and ord(char) > 127:
|
||||
return '_'
|
||||
return char
|
||||
|
||||
result = u''.join(map(replace_insane, s))
|
||||
while '__' in result:
|
||||
result = result.replace('__', '_')
|
||||
result = result.strip('_')
|
||||
# Common case of "Foreign band name - English song title"
|
||||
if restricted and result.startswith('-_'):
|
||||
result = result[2:]
|
||||
if not result:
|
||||
result = '_'
|
||||
return result
|
||||
result = u''.join(map(replace_insane, s))
|
||||
while '__' in result:
|
||||
result = result.replace('__', '_')
|
||||
result = result.strip('_')
|
||||
# Common case of "Foreign band name - English song title"
|
||||
if restricted and result.startswith('-_'):
|
||||
result = result[2:]
|
||||
if not result:
|
||||
result = '_'
|
||||
return result
|
||||
|
||||
def orderedSet(iterable):
|
||||
""" Remove all duplicates from the input iterable """
|
||||
res = []
|
||||
for el in iterable:
|
||||
if el not in res:
|
||||
res.append(el)
|
||||
return res
|
||||
""" Remove all duplicates from the input iterable """
|
||||
res = []
|
||||
for el in iterable:
|
||||
if el not in res:
|
||||
res.append(el)
|
||||
return res
|
||||
|
||||
def unescapeHTML(s):
|
||||
"""
|
||||
@param s a string
|
||||
"""
|
||||
assert type(s) == type(u'')
|
||||
"""
|
||||
@param s a string
|
||||
"""
|
||||
assert type(s) == type(u'')
|
||||
|
||||
result = re.sub(u'(?u)&(.+?);', htmlentity_transform, s)
|
||||
return result
|
||||
result = re.sub(u'(?u)&(.+?);', htmlentity_transform, s)
|
||||
return result
|
||||
|
||||
def encodeFilename(s):
|
||||
"""
|
||||
@param s The name of the file
|
||||
"""
|
||||
"""
|
||||
@param s The name of the file
|
||||
"""
|
||||
|
||||
assert type(s) == type(u'')
|
||||
assert type(s) == type(u'')
|
||||
|
||||
# Python 3 has a Unicode API
|
||||
if sys.version_info >= (3, 0):
|
||||
return s
|
||||
# Python 3 has a Unicode API
|
||||
if sys.version_info >= (3, 0):
|
||||
return s
|
||||
|
||||
if sys.platform == 'win32' and sys.getwindowsversion()[0] >= 5:
|
||||
# Pass u'' directly to use Unicode APIs on Windows 2000 and up
|
||||
# (Detecting Windows NT 4 is tricky because 'major >= 4' would
|
||||
# match Windows 9x series as well. Besides, NT 4 is obsolete.)
|
||||
return s
|
||||
else:
|
||||
return s.encode(sys.getfilesystemencoding(), 'ignore')
|
||||
if sys.platform == 'win32' and sys.getwindowsversion()[0] >= 5:
|
||||
# Pass u'' directly to use Unicode APIs on Windows 2000 and up
|
||||
# (Detecting Windows NT 4 is tricky because 'major >= 4' would
|
||||
# match Windows 9x series as well. Besides, NT 4 is obsolete.)
|
||||
return s
|
||||
else:
|
||||
return s.encode(sys.getfilesystemencoding(), 'ignore')
|
||||
|
||||
class DownloadError(Exception):
|
||||
"""Download Error exception.
|
||||
"""Download Error exception.
|
||||
|
||||
This exception may be thrown by FileDownloader objects if they are not
|
||||
configured to continue on errors. They will contain the appropriate
|
||||
error message.
|
||||
"""
|
||||
pass
|
||||
This exception may be thrown by FileDownloader objects if they are not
|
||||
configured to continue on errors. They will contain the appropriate
|
||||
error message.
|
||||
"""
|
||||
pass
|
||||
|
||||
|
||||
class SameFileError(Exception):
|
||||
"""Same File exception.
|
||||
"""Same File exception.
|
||||
|
||||
This exception will be thrown by FileDownloader objects if they detect
|
||||
multiple files would have to be downloaded to the same file on disk.
|
||||
"""
|
||||
pass
|
||||
This exception will be thrown by FileDownloader objects if they detect
|
||||
multiple files would have to be downloaded to the same file on disk.
|
||||
"""
|
||||
pass
|
||||
|
||||
|
||||
class PostProcessingError(Exception):
|
||||
"""Post Processing exception.
|
||||
"""Post Processing exception.
|
||||
|
||||
This exception may be raised by PostProcessor's .run() method to
|
||||
indicate an error in the postprocessing task.
|
||||
"""
|
||||
pass
|
||||
This exception may be raised by PostProcessor's .run() method to
|
||||
indicate an error in the postprocessing task.
|
||||
"""
|
||||
pass
|
||||
|
||||
class MaxDownloadsReached(Exception):
|
||||
""" --max-downloads limit has been reached. """
|
||||
pass
|
||||
""" --max-downloads limit has been reached. """
|
||||
pass
|
||||
|
||||
|
||||
class UnavailableVideoError(Exception):
|
||||
"""Unavailable Format exception.
|
||||
"""Unavailable Format exception.
|
||||
|
||||
This exception will be thrown when a video is requested
|
||||
in a format that is not available for that video.
|
||||
"""
|
||||
pass
|
||||
This exception will be thrown when a video is requested
|
||||
in a format that is not available for that video.
|
||||
"""
|
||||
pass
|
||||
|
||||
|
||||
class ContentTooShortError(Exception):
|
||||
"""Content Too Short exception.
|
||||
"""Content Too Short exception.
|
||||
|
||||
This exception may be raised by FileDownloader objects when a file they
|
||||
download is too small for what the server announced first, indicating
|
||||
the connection was probably interrupted.
|
||||
"""
|
||||
# Both in bytes
|
||||
downloaded = None
|
||||
expected = None
|
||||
This exception may be raised by FileDownloader objects when a file they
|
||||
download is too small for what the server announced first, indicating
|
||||
the connection was probably interrupted.
|
||||
"""
|
||||
# Both in bytes
|
||||
downloaded = None
|
||||
expected = None
|
||||
|
||||
def __init__(self, downloaded, expected):
|
||||
self.downloaded = downloaded
|
||||
self.expected = expected
|
||||
def __init__(self, downloaded, expected):
|
||||
self.downloaded = downloaded
|
||||
self.expected = expected
|
||||
|
||||
|
||||
class Trouble(Exception):
|
||||
"""Trouble helper exception
|
||||
"""Trouble helper exception
|
||||
|
||||
This is an exception to be handled with
|
||||
FileDownloader.trouble
|
||||
"""
|
||||
This is an exception to be handled with
|
||||
FileDownloader.trouble
|
||||
"""
|
||||
|
||||
class YoutubeDLHandler(compat_urllib_request.HTTPHandler):
|
||||
"""Handler for HTTP requests and responses.
|
||||
"""Handler for HTTP requests and responses.
|
||||
|
||||
This class, when installed with an OpenerDirector, automatically adds
|
||||
the standard headers to every HTTP request and handles gzipped and
|
||||
deflated responses from web servers. If compression is to be avoided in
|
||||
a particular request, the original request in the program code only has
|
||||
to include the HTTP header "Youtubedl-No-Compression", which will be
|
||||
removed before making the real request.
|
||||
This class, when installed with an OpenerDirector, automatically adds
|
||||
the standard headers to every HTTP request and handles gzipped and
|
||||
deflated responses from web servers. If compression is to be avoided in
|
||||
a particular request, the original request in the program code only has
|
||||
to include the HTTP header "Youtubedl-No-Compression", which will be
|
||||
removed before making the real request.
|
||||
|
||||
Part of this code was copied from:
|
||||
Part of this code was copied from:
|
||||
|
||||
http://techknack.net/python-urllib2-handlers/
|
||||
http://techknack.net/python-urllib2-handlers/
|
||||
|
||||
Andrew Rowls, the author of that code, agreed to release it to the
|
||||
public domain.
|
||||
"""
|
||||
Andrew Rowls, the author of that code, agreed to release it to the
|
||||
public domain.
|
||||
"""
|
||||
|
||||
@staticmethod
|
||||
def deflate(data):
|
||||
try:
|
||||
return zlib.decompress(data, -zlib.MAX_WBITS)
|
||||
except zlib.error:
|
||||
return zlib.decompress(data)
|
||||
@staticmethod
|
||||
def deflate(data):
|
||||
try:
|
||||
return zlib.decompress(data, -zlib.MAX_WBITS)
|
||||
except zlib.error:
|
||||
return zlib.decompress(data)
|
||||
|
||||
@staticmethod
|
||||
def addinfourl_wrapper(stream, headers, url, code):
|
||||
if hasattr(compat_urllib_request.addinfourl, 'getcode'):
|
||||
return compat_urllib_request.addinfourl(stream, headers, url, code)
|
||||
ret = compat_urllib_request.addinfourl(stream, headers, url)
|
||||
ret.code = code
|
||||
return ret
|
||||
@staticmethod
|
||||
def addinfourl_wrapper(stream, headers, url, code):
|
||||
if hasattr(compat_urllib_request.addinfourl, 'getcode'):
|
||||
return compat_urllib_request.addinfourl(stream, headers, url, code)
|
||||
ret = compat_urllib_request.addinfourl(stream, headers, url)
|
||||
ret.code = code
|
||||
return ret
|
||||
|
||||
def http_request(self, req):
|
||||
for h in std_headers:
|
||||
if h in req.headers:
|
||||
del req.headers[h]
|
||||
req.add_header(h, std_headers[h])
|
||||
if 'Youtubedl-no-compression' in req.headers:
|
||||
if 'Accept-encoding' in req.headers:
|
||||
del req.headers['Accept-encoding']
|
||||
del req.headers['Youtubedl-no-compression']
|
||||
return req
|
||||
def http_request(self, req):
|
||||
for h in std_headers:
|
||||
if h in req.headers:
|
||||
del req.headers[h]
|
||||
req.add_header(h, std_headers[h])
|
||||
if 'Youtubedl-no-compression' in req.headers:
|
||||
if 'Accept-encoding' in req.headers:
|
||||
del req.headers['Accept-encoding']
|
||||
del req.headers['Youtubedl-no-compression']
|
||||
return req
|
||||
|
||||
def http_response(self, req, resp):
|
||||
old_resp = resp
|
||||
# gzip
|
||||
if resp.headers.get('Content-encoding', '') == 'gzip':
|
||||
gz = gzip.GzipFile(fileobj=io.BytesIO(resp.read()), mode='r')
|
||||
resp = self.addinfourl_wrapper(gz, old_resp.headers, old_resp.url, old_resp.code)
|
||||
resp.msg = old_resp.msg
|
||||
# deflate
|
||||
if resp.headers.get('Content-encoding', '') == 'deflate':
|
||||
gz = io.BytesIO(self.deflate(resp.read()))
|
||||
resp = self.addinfourl_wrapper(gz, old_resp.headers, old_resp.url, old_resp.code)
|
||||
resp.msg = old_resp.msg
|
||||
return resp
|
||||
def http_response(self, req, resp):
|
||||
old_resp = resp
|
||||
# gzip
|
||||
if resp.headers.get('Content-encoding', '') == 'gzip':
|
||||
gz = gzip.GzipFile(fileobj=io.BytesIO(resp.read()), mode='r')
|
||||
resp = self.addinfourl_wrapper(gz, old_resp.headers, old_resp.url, old_resp.code)
|
||||
resp.msg = old_resp.msg
|
||||
# deflate
|
||||
if resp.headers.get('Content-encoding', '') == 'deflate':
|
||||
gz = io.BytesIO(self.deflate(resp.read()))
|
||||
resp = self.addinfourl_wrapper(gz, old_resp.headers, old_resp.url, old_resp.code)
|
||||
resp.msg = old_resp.msg
|
||||
return resp
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue