X-Git-Url: https://git.rapsys.eu/youtubedl/blobdiff_plain/139d14b198add5b26a11ed5dca022feaa6581d98..8b4fae8ce16f284d2b7a5bb2ee099e9ecaf0c0d2:/youtube_dl/extractor/facebook.py

diff --git a/youtube_dl/extractor/facebook.py b/youtube_dl/extractor/facebook.py
index 82dc27b..0a9a5ca 100644
--- a/youtube_dl/extractor/facebook.py
+++ b/youtube_dl/extractor/facebook.py
@@ -6,35 +6,49 @@ import socket
 
 from .common import InfoExtractor
 from ..compat import (
+    compat_etree_fromstring,
     compat_http_client,
-    compat_str,
     compat_urllib_error,
-    compat_urllib_parse,
-    compat_urllib_request,
+    compat_urllib_parse_unquote,
+    compat_urllib_parse_unquote_plus,
 )
 from ..utils import (
+    error_to_compat_str,
     ExtractorError,
-    int_or_none,
     limit_length,
+    sanitized_Request,
     urlencode_postdata,
+    get_element_by_id,
+    clean_html,
 )
 
 
 class FacebookIE(InfoExtractor):
     _VALID_URL = r'''(?x)
-        https?://(?:\w+\.)?facebook\.com/
-        (?:[^#]*?\#!/)?
-        (?:
-            (?:video/video\.php|photo\.php|video\.php|video/embed)\?(?:.*?)
-            (?:v|video_id)=|
-            [^/]+/videos/(?:[^/]+/)?
-        )
-        (?P<id>[0-9]+)
-        (?:.*)'''
+                (?:
+                    https?://
+                        (?:\w+\.)?facebook\.com/
+                        (?:[^#]*?\#!/)?
+                        (?:
+                            (?:
+                                video/video\.php|
+                                photo\.php|
+                                video\.php|
+                                video/embed
+                            )\?(?:.*?)(?:v|video_id)=|
+                            [^/]+/videos/(?:[^/]+/)?
+                        )|
+                    facebook:
+                )
+                (?P<id>[0-9]+)
+                '''
     _LOGIN_URL = 'https://www.facebook.com/login.php?next=http%3A%2F%2Ffacebook.com%2Fhome.php&login_attempt=1'
     _CHECKPOINT_URL = 'https://www.facebook.com/checkpoint/?next=http%3A%2F%2Ffacebook.com%2Fhome.php&_fb_noscript=1'
     _NETRC_MACHINE = 'facebook'
     IE_NAME = 'facebook'
+
+    _CHROME_USER_AGENT = 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.2564.97 Safari/537.36'
+
     _TESTS = [{
         'url': 'https://www.facebook.com/video.php?v=637842556329505&fref=nf',
         'md5': '6a40d33c0eccbb1af76cf0485a052659',
@@ -42,6 +56,7 @@ class FacebookIE(InfoExtractor):
             'id': '637842556329505',
             'ext': 'mp4',
             'title': 're:Did you know Kei Nishikori is the first Asian man to ever reach a Grand Slam',
+            'uploader': 'Tennis on Facebook',
         }
     }, {
         'note': 'Video without discernible title',
@@ -50,10 +65,21 @@ class FacebookIE(InfoExtractor):
             'id': '274175099429670',
             'ext': 'mp4',
             'title': 'Facebook video #274175099429670',
+            'uploader': 'Asif Nawab Butt',
         },
         'expected_warnings': [
             'title'
         ]
+    }, {
+        'note': 'Video with DASH manifest',
+        'url': 'https://www.facebook.com/video.php?v=957955867617029',
+        'md5': '54706e4db4f5ad58fbad82dde1f1213f',
+        'info_dict': {
+            'id': '957955867617029',
+            'ext': 'mp4',
+            'title': 'When you post epic content on instagram.com/433 8 million followers, this is ...',
+            'uploader': 'Demy de Zeeuw',
+        },
     }, {
         'url': 'https://www.facebook.com/video.php?v=10204634152394104',
         'only_matching': True,
@@ -63,6 +89,9 @@ class FacebookIE(InfoExtractor):
     }, {
         'url': 'https://www.facebook.com/ChristyClarkForBC/videos/vb.22819070941/10153870694020942/?type=2&theater',
         'only_matching': True,
+    }, {
+        'url': 'facebook:544765982287235',
+        'only_matching': True,
     }]
 
     def _login(self):
@@ -70,8 +99,8 @@ class FacebookIE(InfoExtractor):
         if useremail is None:
             return
 
-        login_page_req = compat_urllib_request.Request(self._LOGIN_URL)
-        login_page_req.add_header('Cookie', 'locale=en_US')
+        login_page_req = sanitized_Request(self._LOGIN_URL)
+        self._set_cookie('facebook.com', 'locale', 'en_US')
         login_page = self._download_webpage(login_page_req, None,
                                             note='Downloading login page',
                                             errnote='Unable to download login page')
@@ -91,29 +120,41 @@ class FacebookIE(InfoExtractor):
             'timezone': '-60',
             'trynum': '1',
         }
-        request = compat_urllib_request.Request(self._LOGIN_URL, urlencode_postdata(login_form))
+        request = sanitized_Request(self._LOGIN_URL, urlencode_postdata(login_form))
         request.add_header('Content-Type', 'application/x-www-form-urlencoded')
         try:
             login_results = self._download_webpage(request, None,
                                                    note='Logging in', errnote='unable to fetch login page')
             if re.search(r'<form(.*)name="login"(.*)</form>', login_results) is not None:
-                self._downloader.report_warning('unable to log in: bad username/password, or exceded login rate limit (~3/min). Check credentials or wait.')
+                error = self._html_search_regex(
+                    r'(?s)<div[^>]+class=(["\']).*?login_error_box.*?\1[^>]*><div[^>]*>.*?</div><div[^>]*>(?P<error>.+?)</div>',
+                    login_results, 'login error', default=None, group='error')
+                if error:
+                    raise ExtractorError('Unable to login: %s' % error, expected=True)
+                self._downloader.report_warning('unable to log in: bad username/password, or exceeded login rate limit (~3/min). Check credentials or wait.')
+                return
+
+            fb_dtsg = self._search_regex(
+                r'name="fb_dtsg" value="(.+?)"', login_results, 'fb_dtsg', default=None)
+            h = self._search_regex(
+                r'name="h"\s+(?:\w+="[^"]+"\s+)*?value="([^"]+)"', login_results, 'h', default=None)
+
+            if not fb_dtsg or not h:
                 return
 
             check_form = {
-                'fb_dtsg': self._search_regex(r'name="fb_dtsg" value="(.+?)"', login_results, 'fb_dtsg'),
-                'h': self._search_regex(
-                    r'name="h"\s+(?:\w+="[^"]+"\s+)*?value="([^"]+)"', login_results, 'h'),
+                'fb_dtsg': fb_dtsg,
+                'h': h,
                 'name_action_selected': 'dont_save',
             }
-            check_req = compat_urllib_request.Request(self._CHECKPOINT_URL, urlencode_postdata(check_form))
+            check_req = sanitized_Request(self._CHECKPOINT_URL, urlencode_postdata(check_form))
             check_req.add_header('Content-Type', 'application/x-www-form-urlencoded')
             check_response = self._download_webpage(check_req, None,
                                                     note='Confirming login')
             if re.search(r'id="checkpointSubmitButton"', check_response) is not None:
-                self._downloader.report_warning('Unable to confirm login, you have to login in your brower and authorize the login.')
+                self._downloader.report_warning('Unable to confirm login, you have to login in your browser and authorize the login.')
         except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
-            self._downloader.report_warning('unable to log in: %s' % compat_str(err))
+            self._downloader.report_warning('unable to log in: %s' % error_to_compat_str(err))
             return
 
     def _real_initialize(self):
@@ -121,13 +162,36 @@ class FacebookIE(InfoExtractor):
 
     def _real_extract(self, url):
         video_id = self._match_id(url)
-        url = 'https://www.facebook.com/video/video.php?v=%s' % video_id
-        webpage = self._download_webpage(url, video_id)
+        req = sanitized_Request('https://www.facebook.com/video/video.php?v=%s' % video_id)
+        req.add_header('User-Agent', self._CHROME_USER_AGENT)
+        webpage = self._download_webpage(req, video_id)
+
+        video_data = None
 
         BEFORE = '{swf.addParam(param[0], param[1]);});\n'
         AFTER = '.forEach(function(variable) {swf.addVariable(variable[0], variable[1]);});'
         m = re.search(re.escape(BEFORE) + '(.*?)' + re.escape(AFTER), webpage)
-        if not m:
+        if m:
+            data = dict(json.loads(m.group(1)))
+            params_raw = compat_urllib_parse_unquote(data['params'])
+            video_data = json.loads(params_raw)['video_data']
+
+        def video_data_list2dict(video_data):
+            ret = {}
+            for item in video_data:
+                format_id = item['stream_type']
+                ret.setdefault(format_id, []).append(item)
+            return ret
+
+        if not video_data:
+            server_js_data = self._parse_json(self._search_regex(
+                r'handleServerJS\(({.+})\);', webpage, 'server js data'), video_id)
+            for item in server_js_data.get('instances', []):
+                if item[1][0] == 'VideoConfig':
+                    video_data = video_data_list2dict(item[2][0]['videoData'])
+                    break
+
+        if not video_data:
             m_msg = re.search(r'class="[^"]*uiInterstitialContent[^"]*"><div>(.*?)</div>', webpage)
             if m_msg is not None:
                 raise ExtractorError(
@@ -135,37 +199,74 @@ class FacebookIE(InfoExtractor):
                     expected=True)
             else:
                 raise ExtractorError('Cannot parse data')
-        data = dict(json.loads(m.group(1)))
-        params_raw = compat_urllib_parse.unquote(data['params'])
-        params = json.loads(params_raw)
-        video_data = params['video_data'][0]
 
         formats = []
-        for quality in ['sd', 'hd']:
-            src = video_data.get('%s_src' % quality)
-            if src is not None:
-                formats.append({
-                    'format_id': quality,
-                    'url': src,
-                })
+        for format_id, f in video_data.items():
+            if not f or not isinstance(f, list):
+                continue
+            for quality in ('sd', 'hd'):
+                for src_type in ('src', 'src_no_ratelimit'):
+                    src = f[0].get('%s_%s' % (quality, src_type))
+                    if src:
+                        formats.append({
+                            'format_id': '%s_%s_%s' % (format_id, quality, src_type),
+                            'url': src,
+                            'preference': -10 if format_id == 'progressive' else 0,
+                        })
+            dash_manifest = f[0].get('dash_manifest')
+            if dash_manifest:
+                formats.extend(self._parse_mpd_formats(
+                    compat_etree_fromstring(compat_urllib_parse_unquote_plus(dash_manifest))))
         if not formats:
             raise ExtractorError('Cannot find video formats')
 
+        self._sort_formats(formats)
+
         video_title = self._html_search_regex(
             r'<h2\s+[^>]*class="uiHeaderTitle"[^>]*>([^<]*)</h2>', webpage, 'title',
             default=None)
         if not video_title:
             video_title = self._html_search_regex(
                 r'(?s)<span class="fbPhotosPhotoCaption".*?id="fbPhotoPageCaption"><span class="hasCaption">(.*?)</span>',
-                webpage, 'alternative title', fatal=False)
+                webpage, 'alternative title', default=None)
             video_title = limit_length(video_title, 80)
         if not video_title:
             video_title = 'Facebook video #%s' % video_id
+        uploader = clean_html(get_element_by_id('fbPhotoPageAuthorName', webpage))
 
         return {
             'id': video_id,
             'title': video_title,
             'formats': formats,
-            'duration': int_or_none(video_data.get('video_duration')),
-            'thumbnail': video_data.get('thumbnail_src'),
+            'uploader': uploader,
         }
+
+
+class FacebookPostIE(InfoExtractor):
+    IE_NAME = 'facebook:post'
+    _VALID_URL = r'https?://(?:\w+\.)?facebook\.com/[^/]+/posts/(?P<id>\d+)'
+    _TEST = {
+        'url': 'https://www.facebook.com/maxlayn/posts/10153807558977570',
+        'md5': '037b1fa7f3c2d02b7a0d7bc16031ecc6',
+        'info_dict': {
+            'id': '544765982287235',
+            'ext': 'mp4',
+            'title': '"What are you doing running in the snow?"',
+            'uploader': 'FailArmy',
+        }
+    }
+
+    def _real_extract(self, url):
+        post_id = self._match_id(url)
+
+        webpage = self._download_webpage(url, post_id)
+
+        entries = [
+            self.url_result('facebook:%s' % video_id, FacebookIE.ie_key())
+            for video_id in self._parse_json(
+                self._search_regex(
+                    r'(["\'])video_ids\1\s*:\s*(?P<ids>\[.+?\])',
+                    webpage, 'video ids', group='ids'),
+                post_id)]
+
+        return self.playlist_result(entries, post_id)