import base64
import datetime
import itertools
import netrc
import os
import re
import socket
import time
import email.utils
import xml.etree.ElementTree
import random
import math
import operator
import hashlib
import binascii
import urllib

from .utils import *
from .extractor.common import InfoExtractor, SearchInfoExtractor

from .extractor.ard import ARDIE
from .extractor.arte import ArteTvIE
from .extractor.bliptv import BlipTVIE, BlipTVUserIE
from .extractor.comedycentral import ComedyCentralIE
from .extractor.collegehumor import CollegeHumorIE
from .extractor.dailymotion import DailymotionIE
from .extractor.depositfiles import DepositFilesIE
from .extractor.eighttracks import EightTracksIE
from .extractor.escapist import EscapistIE
from .extractor.facebook import FacebookIE
from .extractor.funnyordie import FunnyOrDieIE
from .extractor.gametrailers import GametrailersIE
from .extractor.generic import GenericIE
from .extractor.googleplus import GooglePlusIE
from .extractor.googlesearch import GoogleSearchIE
from .extractor.infoq import InfoQIE
from .extractor.justintv import JustinTVIE
from .extractor.keek import KeekIE
from .extractor.metacafe import MetacafeIE
from .extractor.mixcloud import MixcloudIE
from .extractor.mtv import MTVIE
from .extractor.myspass import MySpassIE
from .extractor.myvideo import MyVideoIE
from .extractor.nba import NBAIE
from .extractor.statigram import StatigramIE
from .extractor.photobucket import PhotobucketIE
from .extractor.pornotube import PornotubeIE
from .extractor.rbmaradio import RBMARadioIE
from .extractor.soundcloud import SoundcloudIE, SoundcloudSetIE
from .extractor.stanfordoc import StanfordOpenClassroomIE
from .extractor.steam import SteamIE
from .extractor.ted import TEDIE
from .extractor.ustream import UstreamIE
from .extractor.vimeo import VimeoIE
from .extractor.worldstarhiphop import WorldStarHipHopIE
from .extractor.xnxx import XNXXIE
from .extractor.xvideos import XVideosIE
from .extractor.yahoo import YahooIE, YahooSearchIE
from .extractor.youjizz import YouJizzIE
from .extractor.youku import YoukuIE
from .extractor.youporn import YouPornIE
from .extractor.youtube import YoutubeIE, YoutubePlaylistIE, YoutubeSearchIE, YoutubeUserIE, YoutubeChannelIE
from .extractor.zdf import ZDFIE





























class SpiegelIE(InfoExtractor):
    _VALID_URL = r'https?://(?:www\.)?spiegel\.de/video/[^/]*-(?P<videoID>[0-9]+)(?:\.html)?(?:#.*)?$'

    def _real_extract(self, url):
        m = re.match(self._VALID_URL, url)
        video_id = m.group('videoID')

        webpage = self._download_webpage(url, video_id)

        video_title = self._html_search_regex(r'<div class="module-title">(.*?)</div>',
            webpage, u'title')

        xml_url = u'http://video2.spiegel.de/flash/' + video_id + u'.xml'
        xml_code = self._download_webpage(xml_url, video_id,
                    note=u'Downloading XML', errnote=u'Failed to download XML')

        idoc = xml.etree.ElementTree.fromstring(xml_code)
        last_type = idoc[-1]
        filename = last_type.findall('./filename')[0].text
        duration = float(last_type.findall('./duration')[0].text)

        video_url = 'http://video2.spiegel.de/flash/' + filename
        video_ext = filename.rpartition('.')[2]
        info = {
            'id': video_id,
            'url': video_url,
            'ext': video_ext,
            'title': video_title,
            'duration': duration,
        }
        return [info]

class LiveLeakIE(InfoExtractor):

    _VALID_URL = r'^(?:http?://)?(?:\w+\.)?liveleak\.com/view\?(?:.*?)i=(?P<video_id>[\w_]+)(?:.*)'
    IE_NAME = u'liveleak'

    def _real_extract(self, url):
        mobj = re.match(self._VALID_URL, url)
        if mobj is None:
            raise ExtractorError(u'Invalid URL: %s' % url)

        video_id = mobj.group('video_id')

        webpage = self._download_webpage(url, video_id)

        video_url = self._search_regex(r'file: "(.*?)",',
            webpage, u'video URL')

        video_title = self._html_search_regex(r'<meta property="og:title" content="(?P<title>.*?)"',
            webpage, u'title').replace('LiveLeak.com -', '').strip()

        video_description = self._html_search_regex(r'<meta property="og:description" content="(?P<desc>.*?)"',
            webpage, u'description', fatal=False)

        video_uploader = self._html_search_regex(r'By:.*?(\w+)</a>',
            webpage, u'uploader', fatal=False)

        info = {
            'id':  video_id,
            'url': video_url,
            'ext': 'mp4',
            'title': video_title,
            'description': video_description,
            'uploader': video_uploader
        }

        return [info]



class TumblrIE(InfoExtractor):
    _VALID_URL = r'http://(?P<blog_name>.*?)\.tumblr\.com/((post)|(video))/(?P<id>\d*)/(.*?)'

    def _real_extract(self, url):
        m_url = re.match(self._VALID_URL, url)
        video_id = m_url.group('id')
        blog = m_url.group('blog_name')

        url = 'http://%s.tumblr.com/post/%s/' % (blog, video_id)
        webpage = self._download_webpage(url, video_id)

        re_video = r'src=\\x22(?P<video_url>http://%s\.tumblr\.com/video_file/%s/(.*?))\\x22 type=\\x22video/(?P<ext>.*?)\\x22' % (blog, video_id)
        video = re.search(re_video, webpage)
        if video is None:
           raise ExtractorError(u'Unable to extract video')
        video_url = video.group('video_url')
        ext = video.group('ext')

        video_thumbnail = self._search_regex(r'posters(.*?)\[\\x22(?P<thumb>.*?)\\x22',
            webpage, u'thumbnail', fatal=False)  # We pick the first poster
        if video_thumbnail: video_thumbnail = video_thumbnail.replace('\\', '')

        # The only place where you can get a title, it's not complete,
        # but searching in other places doesn't work for all videos
        video_title = self._html_search_regex(r'<title>(?P<title>.*?)</title>',
            webpage, u'title', flags=re.DOTALL)

        return [{'id': video_id,
                 'url': video_url,
                 'title': video_title,
                 'thumbnail': video_thumbnail,
                 'ext': ext
                 }]

class BandcampIE(InfoExtractor):
    _VALID_URL = r'http://.*?\.bandcamp\.com/track/(?P<title>.*)'

    def _real_extract(self, url):
        mobj = re.match(self._VALID_URL, url)
        title = mobj.group('title')
        webpage = self._download_webpage(url, title)
        # We get the link to the free download page
        m_download = re.search(r'freeDownloadPage: "(.*?)"', webpage)
        if m_download is None:
            raise ExtractorError(u'No free songs found')

        download_link = m_download.group(1)
        id = re.search(r'var TralbumData = {(.*?)id: (?P<id>\d*?)$', 
                       webpage, re.MULTILINE|re.DOTALL).group('id')

        download_webpage = self._download_webpage(download_link, id,
                                                  'Downloading free downloads page')
        # We get the dictionary of the track from some javascrip code
        info = re.search(r'items: (.*?),$',
                         download_webpage, re.MULTILINE).group(1)
        info = json.loads(info)[0]
        # We pick mp3-320 for now, until format selection can be easily implemented.
        mp3_info = info[u'downloads'][u'mp3-320']
        # If we try to use this url it says the link has expired
        initial_url = mp3_info[u'url']
        re_url = r'(?P<server>http://(.*?)\.bandcamp\.com)/download/track\?enc=mp3-320&fsig=(?P<fsig>.*?)&id=(?P<id>.*?)&ts=(?P<ts>.*)$'
        m_url = re.match(re_url, initial_url)
        #We build the url we will use to get the final track url
        # This url is build in Bandcamp in the script download_bunde_*.js
        request_url = '%s/statdownload/track?enc=mp3-320&fsig=%s&id=%s&ts=%s&.rand=665028774616&.vrs=1' % (m_url.group('server'), m_url.group('fsig'), id, m_url.group('ts'))
        final_url_webpage = self._download_webpage(request_url, id, 'Requesting download url')
        # If we could correctly generate the .rand field the url would be
        #in the "download_url" key
        final_url = re.search(r'"retry_url":"(.*?)"', final_url_webpage).group(1)

        track_info = {'id':id,
                      'title' : info[u'title'],
                      'ext' :   'mp3',
                      'url' :   final_url,
                      'thumbnail' : info[u'thumb_url'],
                      'uploader' :  info[u'artist']
                      }

        return [track_info]

class RedTubeIE(InfoExtractor):
    """Information Extractor for redtube"""
    _VALID_URL = r'(?:http://)?(?:www\.)?redtube\.com/(?P<id>[0-9]+)'

    def _real_extract(self,url):
        mobj = re.match(self._VALID_URL, url)
        if mobj is None:
            raise ExtractorError(u'Invalid URL: %s' % url)

        video_id = mobj.group('id')
        video_extension = 'mp4'        
        webpage = self._download_webpage(url, video_id)

        self.report_extraction(video_id)

        video_url = self._html_search_regex(r'<source src="(.+?)" type="video/mp4">',
            webpage, u'video URL')

        video_title = self._html_search_regex('<h1 class="videoTitle slidePanelMovable">(.+?)</h1>',
            webpage, u'title')

        return [{
            'id':       video_id,
            'url':      video_url,
            'ext':      video_extension,
            'title':    video_title,
        }]
        
class InaIE(InfoExtractor):
    """Information Extractor for Ina.fr"""
    _VALID_URL = r'(?:http://)?(?:www\.)?ina\.fr/video/(?P<id>I[0-9]+)/.*'

    def _real_extract(self,url):
        mobj = re.match(self._VALID_URL, url)

        video_id = mobj.group('id')
        mrss_url='http://player.ina.fr/notices/%s.mrss' % video_id
        video_extension = 'mp4'
        webpage = self._download_webpage(mrss_url, video_id)

        self.report_extraction(video_id)

        video_url = self._html_search_regex(r'<media:player url="(?P<mp4url>http://mp4.ina.fr/[^"]+\.mp4)',
            webpage, u'video URL')

        video_title = self._search_regex(r'<title><!\[CDATA\[(?P<titre>.*?)]]></title>',
            webpage, u'title')

        return [{
            'id':       video_id,
            'url':      video_url,
            'ext':      video_extension,
            'title':    video_title,
        }]

class HowcastIE(InfoExtractor):
    """Information Extractor for Howcast.com"""
    _VALID_URL = r'(?:https?://)?(?:www\.)?howcast\.com/videos/(?P<id>\d+)'

    def _real_extract(self, url):
        mobj = re.match(self._VALID_URL, url)

        video_id = mobj.group('id')
        webpage_url = 'http://www.howcast.com/videos/' + video_id
        webpage = self._download_webpage(webpage_url, video_id)

        self.report_extraction(video_id)

        video_url = self._search_regex(r'\'?file\'?: "(http://mobile-media\.howcast\.com/[0-9]+\.mp4)',
            webpage, u'video URL')

        video_title = self._html_search_regex(r'<meta content=(?:"([^"]+)"|\'([^\']+)\') property=\'og:title\'',
            webpage, u'title')

        video_description = self._html_search_regex(r'<meta content=(?:"([^"]+)"|\'([^\']+)\') name=\'description\'',
            webpage, u'description', fatal=False)

        thumbnail = self._html_search_regex(r'<meta content=\'(.+?)\' property=\'og:image\'',
            webpage, u'thumbnail', fatal=False)

        return [{
            'id':       video_id,
            'url':      video_url,
            'ext':      'mp4',
            'title':    video_title,
            'description': video_description,
            'thumbnail': thumbnail,
        }]

class VineIE(InfoExtractor):
    """Information Extractor for Vine.co"""
    _VALID_URL = r'(?:https?://)?(?:www\.)?vine\.co/v/(?P<id>\w+)'

    def _real_extract(self, url):
        mobj = re.match(self._VALID_URL, url)

        video_id = mobj.group('id')
        webpage_url = 'https://vine.co/v/' + video_id
        webpage = self._download_webpage(webpage_url, video_id)

        self.report_extraction(video_id)

        video_url = self._html_search_regex(r'<meta property="twitter:player:stream" content="(.+?)"',
            webpage, u'video URL')

        video_title = self._html_search_regex(r'<meta property="og:title" content="(.+?)"',
            webpage, u'title')

        thumbnail = self._html_search_regex(r'<meta property="og:image" content="(.+?)(\?.*?)?"',
            webpage, u'thumbnail', fatal=False)

        uploader = self._html_search_regex(r'<div class="user">.*?<h2>(.+?)</h2>',
            webpage, u'uploader', fatal=False, flags=re.DOTALL)

        return [{
            'id':        video_id,
            'url':       video_url,
            'ext':       'mp4',
            'title':     video_title,
            'thumbnail': thumbnail,
            'uploader':  uploader,
        }]

class FlickrIE(InfoExtractor):
    """Information Extractor for Flickr videos"""
    _VALID_URL = r'(?:https?://)?(?:www\.)?flickr\.com/photos/(?P<uploader_id>[\w\-_@]+)/(?P<id>\d+).*'

    def _real_extract(self, url):
        mobj = re.match(self._VALID_URL, url)

        video_id = mobj.group('id')
        video_uploader_id = mobj.group('uploader_id')
        webpage_url = 'http://www.flickr.com/photos/' + video_uploader_id + '/' + video_id
        webpage = self._download_webpage(webpage_url, video_id)

        secret = self._search_regex(r"photo_secret: '(\w+)'", webpage, u'secret')

        first_url = 'https://secure.flickr.com/apps/video/video_mtl_xml.gne?v=x&photo_id=' + video_id + '&secret=' + secret + '&bitrate=700&target=_self'
        first_xml = self._download_webpage(first_url, video_id, 'Downloading first data webpage')

        node_id = self._html_search_regex(r'<Item id="id">(\d+-\d+)</Item>',
            first_xml, u'node_id')

        second_url = 'https://secure.flickr.com/video_playlist.gne?node_id=' + node_id + '&tech=flash&mode=playlist&bitrate=700&secret=' + secret + '&rd=video.yahoo.com&noad=1'
        second_xml = self._download_webpage(second_url, video_id, 'Downloading second data webpage')

        self.report_extraction(video_id)

        mobj = re.search(r'<STREAM APP="(.+?)" FULLPATH="(.+?)"', second_xml)
        if mobj is None:
            raise ExtractorError(u'Unable to extract video url')
        video_url = mobj.group(1) + unescapeHTML(mobj.group(2))

        video_title = self._html_search_regex(r'<meta property="og:title" content=(?:"([^"]+)"|\'([^\']+)\')',
            webpage, u'video title')

        video_description = self._html_search_regex(r'<meta property="og:description" content=(?:"([^"]+)"|\'([^\']+)\')',
            webpage, u'description', fatal=False)

        thumbnail = self._html_search_regex(r'<meta property="og:image" content=(?:"([^"]+)"|\'([^\']+)\')',
            webpage, u'thumbnail', fatal=False)

        return [{
            'id':          video_id,
            'url':         video_url,
            'ext':         'mp4',
            'title':       video_title,
            'description': video_description,
            'thumbnail':   thumbnail,
            'uploader_id': video_uploader_id,
        }]

class TeamcocoIE(InfoExtractor):
    _VALID_URL = r'http://teamcoco\.com/video/(?P<url_title>.*)'

    def _real_extract(self, url):
        mobj = re.match(self._VALID_URL, url)
        if mobj is None:
            raise ExtractorError(u'Invalid URL: %s' % url)
        url_title = mobj.group('url_title')
        webpage = self._download_webpage(url, url_title)

        video_id = self._html_search_regex(r'<article class="video" data-id="(\d+?)"',
            webpage, u'video id')

        self.report_extraction(video_id)

        video_title = self._html_search_regex(r'<meta property="og:title" content="(.+?)"',
            webpage, u'title')

        thumbnail = self._html_search_regex(r'<meta property="og:image" content="(.+?)"',
            webpage, u'thumbnail', fatal=False)

        video_description = self._html_search_regex(r'<meta property="og:description" content="(.*?)"',
            webpage, u'description', fatal=False)

        data_url = 'http://teamcoco.com/cvp/2.0/%s.xml' % video_id
        data = self._download_webpage(data_url, video_id, 'Downloading data webpage')

        video_url = self._html_search_regex(r'<file type="high".*?>(.*?)</file>',
            data, u'video URL')

        return [{
            'id':          video_id,
            'url':         video_url,
            'ext':         'mp4',
            'title':       video_title,
            'thumbnail':   thumbnail,
            'description': video_description,
        }]

class XHamsterIE(InfoExtractor):
    """Information Extractor for xHamster"""
    _VALID_URL = r'(?:http://)?(?:www.)?xhamster\.com/movies/(?P<id>[0-9]+)/.*\.html'

    def _real_extract(self,url):
        mobj = re.match(self._VALID_URL, url)

        video_id = mobj.group('id')
        mrss_url = 'http://xhamster.com/movies/%s/.html' % video_id
        webpage = self._download_webpage(mrss_url, video_id)

        mobj = re.search(r'\'srv\': \'(?P<server>[^\']*)\',\s*\'file\': \'(?P<file>[^\']+)\',', webpage)
        if mobj is None:
            raise ExtractorError(u'Unable to extract media URL')
        if len(mobj.group('server')) == 0:
            video_url = compat_urllib_parse.unquote(mobj.group('file'))
        else:
            video_url = mobj.group('server')+'/key='+mobj.group('file')
        video_extension = video_url.split('.')[-1]

        video_title = self._html_search_regex(r'<title>(?P<title>.+?) - xHamster\.com</title>',
            webpage, u'title')

        # Can't see the description anywhere in the UI
        # video_description = self._html_search_regex(r'<span>Description: </span>(?P<description>[^<]+)',
        #     webpage, u'description', fatal=False)
        # if video_description: video_description = unescapeHTML(video_description)

        mobj = re.search(r'hint=\'(?P<upload_date_Y>[0-9]{4})-(?P<upload_date_m>[0-9]{2})-(?P<upload_date_d>[0-9]{2}) [0-9]{2}:[0-9]{2}:[0-9]{2} [A-Z]{3,4}\'', webpage)
        if mobj:
            video_upload_date = mobj.group('upload_date_Y')+mobj.group('upload_date_m')+mobj.group('upload_date_d')
        else:
            video_upload_date = None
            self._downloader.report_warning(u'Unable to extract upload date')

        video_uploader_id = self._html_search_regex(r'<a href=\'/user/[^>]+>(?P<uploader_id>[^<]+)',
            webpage, u'uploader id', default=u'anonymous')

        video_thumbnail = self._search_regex(r'\'image\':\'(?P<thumbnail>[^\']+)\'',
            webpage, u'thumbnail', fatal=False)

        return [{
            'id':       video_id,
            'url':      video_url,
            'ext':      video_extension,
            'title':    video_title,
            # 'description': video_description,
            'upload_date': video_upload_date,
            'uploader_id': video_uploader_id,
            'thumbnail': video_thumbnail
        }]

class HypemIE(InfoExtractor):
    """Information Extractor for hypem"""
    _VALID_URL = r'(?:http://)?(?:www\.)?hypem\.com/track/([^/]+)/([^/]+)'

    def _real_extract(self, url):
        mobj = re.match(self._VALID_URL, url)
        if mobj is None:
            raise ExtractorError(u'Invalid URL: %s' % url)
        track_id = mobj.group(1)

        data = { 'ax': 1, 'ts': time.time() }
        data_encoded = compat_urllib_parse.urlencode(data)
        complete_url = url + "?" + data_encoded
        request = compat_urllib_request.Request(complete_url)
        response, urlh = self._download_webpage_handle(request, track_id, u'Downloading webpage with the url')
        cookie = urlh.headers.get('Set-Cookie', '')

        self.report_extraction(track_id)

        html_tracks = self._html_search_regex(r'<script type="application/json" id="displayList-data">(.*?)</script>',
            response, u'tracks', flags=re.MULTILINE|re.DOTALL).strip()
        try:
            track_list = json.loads(html_tracks)
            track = track_list[u'tracks'][0]
        except ValueError:
            raise ExtractorError(u'Hypemachine contained invalid JSON.')

        key = track[u"key"]
        track_id = track[u"id"]
        artist = track[u"artist"]
        title = track[u"song"]

        serve_url = "http://hypem.com/serve/source/%s/%s" % (compat_str(track_id), compat_str(key))
        request = compat_urllib_request.Request(serve_url, "" , {'Content-Type': 'application/json'})
        request.add_header('cookie', cookie)
        song_data_json = self._download_webpage(request, track_id, u'Downloading metadata')
        try:
            song_data = json.loads(song_data_json)
        except ValueError:
            raise ExtractorError(u'Hypemachine contained invalid JSON.')
        final_url = song_data[u"url"]

        return [{
            'id':       track_id,
            'url':      final_url,
            'ext':      "mp3",
            'title':    title,
            'artist':   artist,
        }]

class Vbox7IE(InfoExtractor):
    """Information Extractor for Vbox7"""
    _VALID_URL = r'(?:http://)?(?:www\.)?vbox7\.com/play:([^/]+)'

    def _real_extract(self,url):
        mobj = re.match(self._VALID_URL, url)
        if mobj is None:
            raise ExtractorError(u'Invalid URL: %s' % url)
        video_id = mobj.group(1)

        redirect_page, urlh = self._download_webpage_handle(url, video_id)
        new_location = self._search_regex(r'window\.location = \'(.*)\';', redirect_page, u'redirect location')
        redirect_url = urlh.geturl() + new_location
        webpage = self._download_webpage(redirect_url, video_id, u'Downloading redirect page')

        title = self._html_search_regex(r'<title>(.*)</title>',
            webpage, u'title').split('/')[0].strip()

        ext = "flv"
        info_url = "http://vbox7.com/play/magare.do"
        data = compat_urllib_parse.urlencode({'as3':'1','vid':video_id})
        info_request = compat_urllib_request.Request(info_url, data)
        info_request.add_header('Content-Type', 'application/x-www-form-urlencoded')
        info_response = self._download_webpage(info_request, video_id, u'Downloading info webpage')
        if info_response is None:
            raise ExtractorError(u'Unable to extract the media url')
        (final_url, thumbnail_url) = map(lambda x: x.split('=')[1], info_response.split('&'))

        return [{
            'id':        video_id,
            'url':       final_url,
            'ext':       ext,
            'title':     title,
            'thumbnail': thumbnail_url,
        }]


def gen_extractors():
    """ Return a list of an instance of every supported extractor.
    The order does matter; the first extractor matched is the one handling the URL.
    """
    return [
        YoutubePlaylistIE(),
        YoutubeChannelIE(),
        YoutubeUserIE(),
        YoutubeSearchIE(),
        YoutubeIE(),
        MetacafeIE(),
        DailymotionIE(),
        GoogleSearchIE(),
        PhotobucketIE(),
        YahooIE(),
        YahooSearchIE(),
        DepositFilesIE(),
        FacebookIE(),
        BlipTVIE(),
        BlipTVUserIE(),
        VimeoIE(),
        MyVideoIE(),
        ComedyCentralIE(),
        EscapistIE(),
        CollegeHumorIE(),
        XVideosIE(),
        SoundcloudSetIE(),
        SoundcloudIE(),
        InfoQIE(),
        MixcloudIE(),
        StanfordOpenClassroomIE(),
        MTVIE(),
        YoukuIE(),
        XNXXIE(),
        YouJizzIE(),
        PornotubeIE(),
        YouPornIE(),
        GooglePlusIE(),
        ArteTvIE(),
        NBAIE(),
        WorldStarHipHopIE(),
        JustinTVIE(),
        FunnyOrDieIE(),
        SteamIE(),
        UstreamIE(),
        RBMARadioIE(),
        EightTracksIE(),
        KeekIE(),
        TEDIE(),
        MySpassIE(),
        SpiegelIE(),
        LiveLeakIE(),
        ARDIE(),
        ZDFIE(),
        TumblrIE(),
        BandcampIE(),
        RedTubeIE(),
        InaIE(),
        HowcastIE(),
        VineIE(),
        FlickrIE(),
        TeamcocoIE(),
        XHamsterIE(),
        HypemIE(),
        Vbox7IE(),
        GametrailersIE(),
        StatigramIE(),
        GenericIE()
    ]

def get_info_extractor(ie_name):
    """Returns the info extractor class with the given ie_name"""
    return globals()[ie_name+'IE']
