Subliminal update

libs/requests/__init__.py

@@ -9,17 +9,17 @@
 requests
 ~~~~~~~~
 
-:copyright: (c) 2011 by Kenneth Reitz.
+:copyright: (c) 2012 by Kenneth Reitz.
 :license: ISC, see LICENSE for more details.
 
 """
 
 __title__ = 'requests'
-__version__ = '0.8.6'
-__build__ = 0x000806
+__version__ = '0.9.1'
+__build__ = 0x000901
 __author__ = 'Kenneth Reitz'
 __license__ = 'ISC'
-__copyright__ = 'Copyright 2011 Kenneth Reitz'
+__copyright__ = 'Copyright 2012 Kenneth Reitz'
 
 
 

libs/requests/api.py

@@ -6,28 +6,14 @@ requests.api
 
 This module implements the Requests API.
 
-:copyright: (c) 2011 by Kenneth Reitz.
+:copyright: (c) 2012 by Kenneth Reitz.
 :license: ISC, see LICENSE for more details.
 
 """
 
 from . import sessions
 
-def request(method, url,
-    params=None,
-    data=None,
-    headers=None,
-    cookies=None,
-    files=None,
-    auth=None,
-    timeout=None,
-    allow_redirects=False,
-    proxies=None,
-    hooks=None,
-    return_response=True,
-    prefetch=False,
-    session=None,
-    config=None):
+def request(method, url, **kwargs):
     """Constructs and sends a :class:`Request <Request>`.
     Returns :class:`Response <Response>` object.
 
@@ -45,26 +31,11 @@ def request(method, url,
     :param return_response: (optional) If False, an un-sent Request object will returned.
     :param session: (optional) A :class:`Session` object to be used for the request.
     :param config: (optional) A configuration dictionary.
+    :param verify: (optional) if ``True``, the SSL cert will be verified. A CA_BUNDLE path can also be provided.
     """
 
-    s = session or sessions.session()
-    return s.request(
-        method=method,
-        url=url,
-        params=params,
-        data=data,
-        headers=headers,
-        cookies=cookies,
-        files=files,
-        auth=auth,
-        timeout=timeout,
-        allow_redirects=allow_redirects,
-        proxies=proxies,
-        hooks=hooks,
-        return_response=return_response,
-        config=config,
-        prefetch=prefetch
-    )
+    s = kwargs.get('session') or sessions.session()
+    return s.request(method=method, url=url, **kwargs)
 
 
 

libs/requests/async.py

@@ -36,6 +36,11 @@ def patched(f):
         kwargs['return_response'] = False
         kwargs['prefetch'] = True
 
+        config = kwargs.get('config', {})
+        config.update(safe_mode=True)
+
+        kwargs['config'] = config
+
         return f(*args, **kwargs)
 
     return wrapped

libs/requests/defaults.py

@@ -15,6 +15,7 @@ Configurations:
 :decode_unicode: Decode unicode responses automatically?
 :keep_alive: Reuse HTTP Connections?
 :max_retries: The number of times a request should be retried in the event of a connection failure.
+:danger_mode: If true, Requests will raise errors immediately.
 :safe_mode: If true, Requests will catch all errors.
 :pool_maxsize: The maximium size of an HTTP connection pool.
 :pool_connections: The number of active HTTP connection pools to use.
@@ -38,5 +39,6 @@ defaults['decode_unicode'] = True
 defaults['pool_connections'] = 10
 defaults['pool_maxsize'] = 10
 defaults['max_retries'] = 0
+defaults['danger_mode'] = False
 defaults['safe_mode'] = False
 defaults['keep_alive'] = True

libs/requests/exceptions.py

@@ -18,6 +18,9 @@ class HTTPError(RequestException):
 class ConnectionError(RequestException):
     """A Connection error occurred."""
 
+class SSLError(ConnectionError):
+    """An SSL error occurred."""
+
 class Timeout(RequestException):
     """The request timed out."""
 

libs/requests/models.py

@@ -7,8 +7,8 @@ requests.models
 This module contains the primary objects that power Requests.
 """
 
+import os
 import urllib
-import zlib
 
 from urlparse import urlparse, urlunparse, urljoin, urlsplit
 from datetime import datetime
@@ -18,16 +18,18 @@ from .structures import CaseInsensitiveDict
 from .status_codes import codes
 from .packages import oreos
 from .auth import HTTPBasicAuth, HTTPProxyAuth
+from .packages.urllib3.response import HTTPResponse
 from .packages.urllib3.exceptions import MaxRetryError
 from .packages.urllib3.exceptions import SSLError as _SSLError
 from .packages.urllib3.exceptions import HTTPError as _HTTPError
 from .packages.urllib3 import connectionpool, poolmanager
 from .packages.urllib3.filepost import encode_multipart_formdata
 from .exceptions import (
-    Timeout, URLRequired, TooManyRedirects, HTTPError, ConnectionError)
+    ConnectionError, HTTPError, RequestException, Timeout, TooManyRedirects,
+    URLRequired, SSLError)
 from .utils import (
     get_encoding_from_headers, stream_decode_response_unicode,
-    decode_gzip, stream_decode_gzip, guess_filename, requote_path)
+    stream_decompress, guess_filename, requote_path)
 
 
 REDIRECT_STATI = (codes.moved, codes.found, codes.other, codes.temporary_moved)
@@ -54,7 +56,8 @@ class Request(object):
         proxies=None,
         hooks=None,
         config=None,
-        _poolmanager=None):
+        _poolmanager=None,
+        verify=None):
 
         #: Float describes the timeout of the request.
         #  (Use socket.setdefaulttimeout() as fallback)
@@ -116,11 +119,15 @@ class Request(object):
         #: Session.
         self.session = None
 
+        #: SSL Verification.
+        self.verify = verify
+
         if headers:
             headers = CaseInsensitiveDict(self.headers)
         else:
             headers = CaseInsensitiveDict()
 
+        # Add configured base headers.
         for (k, v) in self.config.get('base_headers', {}).items():
             if k not in headers:
                 headers[k] = v
@@ -171,6 +178,9 @@ class Request(object):
                 # Save cookies in Response.
                 response.cookies = cookies
 
+                # No exceptions were harmed in the making of this request.
+                response.error = getattr(resp, 'error', None)
+
             # Save original response for later.
             response.raw = resp
 
@@ -237,6 +247,7 @@ class Request(object):
                     timeout=self.timeout,
                     _poolmanager=self._poolmanager,
                     proxies = self.proxies,
+                    verify = self.verify
                 )
 
                 request.send()
@@ -420,6 +431,30 @@ class Request(object):
             else:
                 conn = connectionpool.connection_from_url(url)
 
+        if url.startswith('https') and self.verify:
+
+            cert_loc = None
+
+            # Allow self-specified cert location.
+            if self.verify is not True:
+                cert_loc = self.verify
+
+
+            # Look for configuration.
+            if not cert_loc:
+                cert_loc = os.environ.get('REQUESTS_CA_BUNDLE')
+
+            # Curl compatiblity.
+            if not cert_loc:
+                cert_loc = os.environ.get('CURL_CA_BUNDLE')
+
+            # Use the awesome certifi list.
+            if not cert_loc:
+                cert_loc = __import__('certifi').where()
+
+            conn.cert_reqs = 'CERT_REQUIRED'
+            conn.ca_certs = cert_loc
+
         if not self.sent or anyway:
 
             if self.cookies:
@@ -439,32 +474,43 @@ class Request(object):
                     self.headers['Cookie'] = cookie_header
 
             try:
-                # Send the request.
-                r = conn.urlopen(
-                    method=self.method,
-                    url=self.path_url,
-                    body=body,
-                    headers=self.headers,
-                    redirect=False,
-                    assert_same_host=False,
-                    preload_content=False,
-                    decode_content=False,
-                    retries=self.config.get('max_retries', 0),
-                    timeout=self.timeout,
-                )
-                self.sent = True
-
-
-            except MaxRetryError, e:
-                if not self.config.get('safe_mode', False):
+                # The inner try .. except re-raises certain exceptions as
+                # internal exception types; the outer suppresses exceptions
+                # when safe mode is set.
+                try:
+                    # Send the request.
+                    r = conn.urlopen(
+                        method=self.method,
+                        url=self.path_url,
+                        body=body,
+                        headers=self.headers,
+                        redirect=False,
+                        assert_same_host=False,
+                        preload_content=False,
+                        decode_content=True,
+                        retries=self.config.get('max_retries', 0),
+                        timeout=self.timeout,
+                    )
+                    self.sent = True
+
+                except MaxRetryError, e:
                     raise ConnectionError(e)
-                else:
-                    r = None
 
-            except (_SSLError, _HTTPError), e:
-                if not self.config.get('safe_mode', False):
+                except (_SSLError, _HTTPError), e:
+                    if self.verify and isinstance(e, _SSLError):
+                        raise SSLError(e)
+
                     raise Timeout('Request timed out.')
 
+            except RequestException, e:
+                if self.config.get('safe_mode', False):
+                    # In safe mode, catch the exception and attach it to
+                    # a blank urllib3.HTTPResponse object.
+                    r = HTTPResponse()
+                    r.error = e
+                else:
+                    raise
+
             self._build_response(r)
 
             # Response manipulation hook.
@@ -478,6 +524,9 @@ class Request(object):
             if prefetch:
                 # Save the response.
                 self.response.content
+            
+            if self.config.get('danger_mode'):
+                self.response.raise_for_status()
 
             return self.sent
 
@@ -567,7 +616,9 @@ class Response(object):
         gen = generate()
 
         if 'gzip' in self.headers.get('content-encoding', ''):
-            gen = stream_decode_gzip(gen)
+            gen = stream_decompress(gen, mode='gzip')
+        elif 'deflate' in self.headers.get('content-encoding', ''):
+            gen = stream_decompress(gen, mode='deflate')
 
         if decode_unicode is None:
             decode_unicode = self.config.get('decode_unicode')
@@ -578,50 +629,25 @@ class Response(object):
         return gen
 
 
-    def iter_lines(self, newlines=None, decode_unicode=None):
+    def iter_lines(self, chunk_size=10 * 1024, decode_unicode=None):
         """Iterates over the response data, one line at a time.  This
         avoids reading the content at once into memory for large
         responses.
-
-        :param newlines: a collection of bytes to seperate lines with.
         """
 
-        if newlines is None:
-            newlines = ('\r', '\n', '\r\n')
+        pending = None
+        for chunk in self.iter_content(chunk_size, decode_unicode=decode_unicode):
+            if pending is not None:
+                chunk = pending + chunk
+            lines = chunk.splitlines(True)
+            for line in lines[:-1]:
+                yield line.rstrip()
+            # Save the last part of the chunk for next iteration, to keep full line together
+            pending = lines[-1]
 
-        if self._content_consumed:
-            raise RuntimeError(
-                'The content for this response was already consumed'
-            )
-
-        def generate():
-            chunk = []
-
-            while 1:
-                c = self.raw.read(1)
-                if not c:
-                    break
-
-                if c in newlines:
-                    yield ''.join(chunk)
-                    chunk = []
-                else:
-                    chunk.append(c)
-
-            self._content_consumed = True
-
-        gen = generate()
-
-        if 'gzip' in self.headers.get('content-encoding', ''):
-            gen = stream_decode_gzip(gen)
-
-        if decode_unicode is None:
-            decode_unicode = self.config.get('decode_unicode')
-
-        if decode_unicode:
-            gen = stream_decode_response_unicode(gen, self)
-
-        return gen
+        # Yield the last line
+        if pending is not None:
+            yield pending.rstrip()
 
 
     @property
@@ -643,13 +669,6 @@ class Response(object):
 
         content = self._content
 
-        # Decode GZip'd content.
-        if 'gzip' in self.headers.get('content-encoding', ''):
-            try:
-                content = decode_gzip(self._content)
-            except zlib.error:
-                pass
-
         # Decode unicode content.
         if self.config.get('decode_unicode'):
 

libs/requests/packages/urllib3/connectionpool.py

@@ -13,6 +13,7 @@ from Queue import Queue, Empty, Full
 from select import select
 from socket import error as SocketError, timeout as SocketTimeout
 
+from .packages.ssl_match_hostname import match_hostname, CertificateError
 
 try:
     import ssl
@@ -70,7 +71,8 @@ class VerifiedHTTPSConnection(HTTPSConnection):
         self.sock = ssl.wrap_socket(sock, self.key_file, self.cert_file,
                                     cert_reqs=self.cert_reqs,
                                     ca_certs=self.ca_certs)
-
+        if self.ca_certs:
+            match_hostname(self.sock.getpeercert(), self.host)
 
 ## Pool objects
 
@@ -364,6 +366,10 @@ class HTTPConnectionPool(ConnectionPool, RequestMethods):
             # SSL certificate error
             raise SSLError(e)
 
+        except (CertificateError), e:
+            # Name mismatch
+            raise SSLError(e)
+            
         except (HTTPException, SocketError), e:
             # Connection broken, discard. It will be replaced next _get_conn().
             conn = None

libs/requests/packages/urllib3/packages/__init__.py

@@ -0,0 +1,4 @@
+from __future__ import absolute_import
+
+from . import ssl_match_hostname
+

libs/requests/packages/urllib3/packages/ssl_match_hostname/__init__.py

@@ -0,0 +1,61 @@
+"""The match_hostname() function from Python 3.2, essential when using SSL."""
+
+import re
+
+__version__ = '3.2.2'
+
+class CertificateError(ValueError):
+    pass
+
+def _dnsname_to_pat(dn):
+    pats = []
+    for frag in dn.split(r'.'):
+        if frag == '*':
+            # When '*' is a fragment by itself, it matches a non-empty dotless
+            # fragment.
+            pats.append('[^.]+')
+        else:
+            # Otherwise, '*' matches any dotless fragment.
+            frag = re.escape(frag)
+            pats.append(frag.replace(r'\*', '[^.]*'))
+    return re.compile(r'\A' + r'\.'.join(pats) + r'\Z', re.IGNORECASE)
+
+def match_hostname(cert, hostname):
+    """Verify that *cert* (in decoded format as returned by
+    SSLSocket.getpeercert()) matches the *hostname*.  RFC 2818 rules
+    are mostly followed, but IP addresses are not accepted for *hostname*.
+
+    CertificateError is raised on failure. On success, the function
+    returns nothing.
+    """
+    if not cert:
+        raise ValueError("empty or no certificate")
+    dnsnames = []
+    san = cert.get('subjectAltName', ())
+    for key, value in san:
+        if key == 'DNS':
+            if _dnsname_to_pat(value).match(hostname):
+                return
+            dnsnames.append(value)
+    if not dnsnames:
+        # The subject is only checked when there is no dNSName entry
+        # in subjectAltName
+        for sub in cert.get('subject', ()):
+            for key, value in sub:
+                # XXX according to RFC 2818, the most specific Common Name
+                # must be used.
+                if key == 'commonName':
+                    if _dnsname_to_pat(value).match(hostname):
+                        return
+                    dnsnames.append(value)
+    if len(dnsnames) > 1:
+        raise CertificateError("hostname %r "
+            "doesn't match either of %s"
+            % (hostname, ', '.join(map(repr, dnsnames))))
+    elif len(dnsnames) == 1:
+        raise CertificateError("hostname %r "
+            "doesn't match %r"
+            % (hostname, dnsnames[0]))
+    else:
+        raise CertificateError("no appropriate commonName or "
+            "subjectAltName fields were found")

libs/requests/sessions.py

@@ -63,7 +63,8 @@ class Session(object):
         proxies=None,
         hooks=None,
         params=None,
-        config=None):
+        config=None,
+        verify=True):
 
         self.headers = headers or {}
         self.cookies = cookies or {}
@@ -73,6 +74,7 @@ class Session(object):
         self.hooks = hooks or {}
         self.params = params or {}
         self.config = config or {}
+        self.verify = verify
 
         for (k, v) in defaults.items():
             self.config.setdefault(k, v)
@@ -111,7 +113,8 @@ class Session(object):
         hooks=None,
         return_response=True,
         config=None,
-        prefetch=False):
+        prefetch=False,
+        verify=None):
 
         """Constructs and sends a :class:`Request <Request>`.
         Returns :class:`Response <Response>` object.
@@ -130,6 +133,7 @@ class Session(object):
         :param return_response: (optional) If False, an un-sent Request object will returned.
         :param config: (optional) A configuration dictionary.
         :param prefetch: (optional) if ``True``, the response content will be immediately downloaded.
+        :param verify: (optional) if ``True``, the SSL cert will be verified. A CA_BUNDLE path can also be provided.
         """
 
         method = str(method).upper()
@@ -141,6 +145,10 @@ class Session(object):
         headers = {} if headers is None else headers
         params = {} if params is None else params
         hooks = {} if hooks is None else hooks
+
+        if verify is None:
+            verify = self.verify
+
         # use session's hooks as defaults
         for key, cb in self.hooks.iteritems():
             hooks.setdefault(key, cb)
@@ -164,6 +172,7 @@ class Session(object):
             allow_redirects=allow_redirects,
             proxies=proxies,
             config=config,
+            verify=verify,
             _poolmanager=self.poolmanager
         )
 

libs/requests/utils.py

@@ -354,20 +354,37 @@ def decode_gzip(content):
     return zlib.decompress(content, 16 + zlib.MAX_WBITS)
 
 
-def stream_decode_gzip(iterator):
-    """Stream decodes a gzip-encoded iterator"""
+def stream_decompress(iterator, mode='gzip'):
+    """
+    Stream decodes an iterator over compressed data
+
+    :param iterator: An iterator over compressed data
+    :param mode: 'gzip' or 'deflate'
+    :return: An iterator over decompressed data
+    """
+
+    if mode not in ['gzip', 'deflate']:
+        raise ValueError('stream_decompress mode must be gzip or deflate')
+
+    zlib_mode = 16 + zlib.MAX_WBITS if mode == 'gzip' else -zlib.MAX_WBITS
+    dec = zlib.decompressobj(zlib_mode)
     try:
-        dec = zlib.decompressobj(16 + zlib.MAX_WBITS)
         for chunk in iterator:
             rv = dec.decompress(chunk)
             if rv:
                 yield rv
+    except zlib.error:
+        # If there was an error decompressing, just return the raw chunk
+        yield chunk
+        # Continue to return the rest of the raw data
+        for chunk in iterator:
+            yield chunk
+    else:
+        # Make sure everything has been returned from the decompression object
         buf = dec.decompress('')
         rv = buf + dec.flush()
         if rv:
             yield rv
-    except zlib.error:
-        pass
 
 
 def requote_path(path):

libs/subliminal/__init__.py

@@ -18,14 +18,6 @@
 # You should have received a copy of the Lesser GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
+__all__ = ['Subliminal']
 
-
-from infos import *
-from languages import *
-from utils import *
-from exceptions import *
-from videos import *
-from tasks import *
-from subtitles import *
-from core import *
-from plugins import *
+from core import Subliminal

libs/subliminal/core.py

@@ -27,7 +27,7 @@ from exceptions import InvalidLanguageError, PluginError, BadStateError, \
     WrongTaskError, DownloadFailedError
 from itertools import groupby
 from languages import list_languages
-from subliminal.utils import NullHandler
+from utils import NullHandler
 from tasks import Task, DownloadTask, ListTask, StopTask
 import Queue
 import guessit
@@ -216,16 +216,16 @@ class Subliminal(object):
         key = ''
         for sort_item in order:
             if sort_item == LANGUAGE_INDEX:
-                key += '{:03d}'.format(len(self._languages) - self._languages.index(subtitle.language) - 1)
+                key += '{0:03d}'.format(len(self._languages) - self._languages.index(subtitle.language) - 1)
             elif sort_item == PLUGIN_INDEX:
-                key += '{:02d}'.format(len(self._plugins) - self._plugins.index(subtitle.plugin) - 1)
+                key += '{0:02d}'.format(len(self._plugins) - self._plugins.index(subtitle.plugin) - 1)
             elif sort_item == PLUGIN_CONFIDENCE:
-                key += '{:04d}'.format(int(subtitle.confidence * 1000))
+                key += '{0:04d}'.format(int(subtitle.confidence * 1000))
             elif sort_item == MATCHING_CONFIDENCE:
                 confidence = 0
                 if subtitle.release:
                     confidence = matching_confidence(video, subtitle)
-                key += '{:04d}'.format(int(confidence * 1000))
+                key += '{0:04d}'.format(int(confidence * 1000))
         return int(key)
 
     def groupByVideo(self, list_result):

libs/subliminal/plugins.py

@@ -22,8 +22,8 @@ __all__ = ['PluginBase', 'OpenSubtitles', 'BierDopje', 'TheSubDB', 'SubsWiki', '
 
 
 from exceptions import DownloadFailedError, MissingLanguageError, PluginError
-from subliminal.utils import get_keywords, PluginConfig, split_keyword
-from subliminal.videos import Episode, Movie, UnknownVideo
+from utils import get_keywords, PluginConfig, split_keyword
+from videos import Episode, Movie, UnknownVideo
 from subtitles import ResultSubtitle, get_subtitle_path
 import BeautifulSoup
 import abc

libs/subliminal/subtitles.py

@@ -21,7 +21,7 @@
 __all__ = ['Subtitle', 'EmbeddedSubtitle', 'ExternalSubtitle', 'ResultSubtitle', 'get_subtitle_path']
 
 
-from subliminal.languages import list_languages, convert_language
+from languages import list_languages, convert_language
 import abc
 import os.path