Merge remote-tracking branch 'upstream/master' into bliptv
[youtube-dl] / youtube_dl / extractor / zdf.py
index 3b1ac4e9f5246e268e0c0b49d64249196270e9d4..a795f56b37bbd710c895b0e255342057a5aa354f 100644 (file)
 # coding: utf-8
 from __future__ import unicode_literals
 
+import functools
 import re
 
 from .common import InfoExtractor
 from ..utils import (
     int_or_none,
     unified_strdate,
+    OnDemandPagedList,
+    xpath_text,
 )
 
 
+def extract_from_xml_url(ie, video_id, xml_url):
+    doc = ie._download_xml(
+        xml_url, video_id,
+        note='Downloading video info',
+        errnote='Failed to download video info')
+
+    title = doc.find('.//information/title').text
+    description = xpath_text(doc, './/information/detail', 'description')
+    duration = int_or_none(xpath_text(doc, './/details/lengthSec', 'duration'))
+    uploader = xpath_text(doc, './/details/originChannelTitle', 'uploader')
+    uploader_id = xpath_text(doc, './/details/originChannelId', 'uploader id')
+    upload_date = unified_strdate(xpath_text(doc, './/details/airtime', 'upload date'))
+
+    def xml_to_format(fnode):
+        video_url = fnode.find('url').text
+        is_available = 'http://www.metafilegenerator' not in video_url
+
+        format_id = fnode.attrib['basetype']
+        format_m = re.match(r'''(?x)
+            (?P<vcodec>[^_]+)_(?P<acodec>[^_]+)_(?P<container>[^_]+)_
+            (?P<proto>[^_]+)_(?P<index>[^_]+)_(?P<indexproto>[^_]+)
+        ''', format_id)
+
+        ext = format_m.group('container')
+        proto = format_m.group('proto').lower()
+
+        quality = xpath_text(fnode, './quality', 'quality')
+        abr = int_or_none(xpath_text(fnode, './audioBitrate', 'abr'), 1000)
+        vbr = int_or_none(xpath_text(fnode, './videoBitrate', 'vbr'), 1000)
+
+        width = int_or_none(xpath_text(fnode, './width', 'width'))
+        height = int_or_none(xpath_text(fnode, './height', 'height'))
+
+        filesize = int_or_none(xpath_text(fnode, './filesize', 'filesize'))
+
+        format_note = ''
+        if not format_note:
+            format_note = None
+
+        return {
+            'format_id': format_id + '-' + quality,
+            'url': video_url,
+            'ext': ext,
+            'acodec': format_m.group('acodec'),
+            'vcodec': format_m.group('vcodec'),
+            'abr': abr,
+            'vbr': vbr,
+            'width': width,
+            'height': height,
+            'filesize': filesize,
+            'format_note': format_note,
+            'protocol': proto,
+            '_available': is_available,
+        }
+
+    def xml_to_thumbnails(fnode):
+        thumbnails = []
+        for node in fnode:
+            thumbnail_url = node.text
+            if not thumbnail_url:
+                continue
+            thumbnail = {
+                'url': thumbnail_url,
+            }
+            if 'key' in node.attrib:
+                m = re.match('^([0-9]+)x([0-9]+)$', node.attrib['key'])
+                if m:
+                    thumbnail['width'] = int(m.group(1))
+                    thumbnail['height'] = int(m.group(2))
+            thumbnails.append(thumbnail)
+        return thumbnails
+
+    thumbnails = xml_to_thumbnails(doc.findall('.//teaserimages/teaserimage'))
+
+    format_nodes = doc.findall('.//formitaeten/formitaet')
+    formats = list(filter(
+        lambda f: f['_available'],
+        map(xml_to_format, format_nodes)))
+    ie._sort_formats(formats)
+
+    return {
+        'id': video_id,
+        'title': title,
+        'description': description,
+        'duration': duration,
+        'thumbnails': thumbnails,
+        'uploader': uploader,
+        'uploader_id': uploader_id,
+        'upload_date': upload_date,
+        'formats': formats,
+    }
+
+
 class ZDFIE(InfoExtractor):
-    _VALID_URL = r'^https?://www\.zdf\.de/ZDFmediathek(?P<hash>#)?/(.*beitrag/(?:video/)?)(?P<video_id>[0-9]+)(?:/[^/?]+)?(?:\?.*)?'
+    _VALID_URL = r'(?:zdf:|zdf:video:|https?://www\.zdf\.de/ZDFmediathek(?:#)?/(.*beitrag/(?:video/)?))(?P<id>[0-9]+)(?:/[^/?]+)?(?:\?.*)?'
 
     _TEST = {
         'url': 'http://www.zdf.de/ZDFmediathek/beitrag/video/2037704/ZDFspezial---Ende-des-Machtpokers--?bc=sts;stt',
@@ -29,81 +125,53 @@ class ZDFIE(InfoExtractor):
     }
 
     def _real_extract(self, url):
-        mobj = re.match(self._VALID_URL, url)
-        video_id = mobj.group('video_id')
-
+        video_id = self._match_id(url)
         xml_url = 'http://www.zdf.de/ZDFmediathek/xmlservice/web/beitragsDetails?ak=web&id=%s' % video_id
+        return extract_from_xml_url(self, video_id, xml_url)
+
+
+class ZDFChannelIE(InfoExtractor):
+    _VALID_URL = r'(?:zdf:topic:|https?://www\.zdf\.de/ZDFmediathek(?:#)?/.*kanaluebersicht/)(?P<id>[0-9]+)'
+    _TEST = {
+        'url': 'http://www.zdf.de/ZDFmediathek#/kanaluebersicht/1586442/sendung/Titanic',
+        'info_dict': {
+            'id': '1586442',
+        },
+        'playlist_count': 3,
+    }
+    _PAGE_SIZE = 50
+
+    def _fetch_page(self, channel_id, page):
+        offset = page * self._PAGE_SIZE
+        xml_url = (
+            'http://www.zdf.de/ZDFmediathek/xmlservice/web/aktuellste?ak=web&offset=%d&maxLength=%d&id=%s'
+            % (offset, self._PAGE_SIZE, channel_id))
         doc = self._download_xml(
-            xml_url, video_id,
-            note='Downloading video info',
-            errnote='Failed to download video info')
+            xml_url, channel_id,
+            note='Downloading channel info',
+            errnote='Failed to download channel info')
 
         title = doc.find('.//information/title').text
         description = doc.find('.//information/detail').text
-        duration = int(doc.find('.//details/lengthSec').text)
-        uploader_node = doc.find('.//details/originChannelTitle')
-        uploader = None if uploader_node is None else uploader_node.text
-        uploader_id_node = doc.find('.//details/originChannelId')
-        uploader_id = None if uploader_id_node is None else uploader_id_node.text
-        upload_date = unified_strdate(doc.find('.//details/airtime').text)
-
-        def xml_to_format(fnode):
-            video_url = fnode.find('url').text
-            is_available = 'http://www.metafilegenerator' not in video_url
-
-            format_id = fnode.attrib['basetype']
-            format_m = re.match(r'''(?x)
-                (?P<vcodec>[^_]+)_(?P<acodec>[^_]+)_(?P<container>[^_]+)_
-                (?P<proto>[^_]+)_(?P<index>[^_]+)_(?P<indexproto>[^_]+)
-            ''', format_id)
-
-            ext = format_m.group('container')
-            proto = format_m.group('proto').lower()
-
-            quality = fnode.find('./quality').text
-            abr = int(fnode.find('./audioBitrate').text) // 1000
-            vbr_node = fnode.find('./videoBitrate')
-            vbr = None if vbr_node is None else int(vbr_node.text) // 1000
-
-            width_node = fnode.find('./width')
-            width = None if width_node is None else int_or_none(width_node.text)
-            height_node = fnode.find('./height')
-            height = None if height_node is None else int_or_none(height_node.text)
-
-            format_note = ''
-            if not format_note:
-                format_note = None
-
-            return {
-                'format_id': format_id + '-' + quality,
-                'url': video_url,
-                'ext': ext,
-                'acodec': format_m.group('acodec'),
-                'vcodec': format_m.group('vcodec'),
-                'abr': abr,
-                'vbr': vbr,
-                'width': width,
-                'height': height,
-                'filesize': int_or_none(fnode.find('./filesize').text),
-                'format_note': format_note,
-                'protocol': proto,
-                '_available': is_available,
+        for asset in doc.findall('.//teasers/teaser'):
+            a_type = asset.find('./type').text
+            a_id = asset.find('./details/assetId').text
+            if a_type not in ('video', 'topic'):
+                continue
+            yield {
+                '_type': 'url',
+                'playlist_title': title,
+                'playlist_description': description,
+                'url': 'zdf:%s:%s' % (a_type, a_id),
             }
 
-        format_nodes = doc.findall('.//formitaeten/formitaet')
-        formats = list(filter(
-            lambda f: f['_available'],
-            map(xml_to_format, format_nodes)))
-
-        self._sort_formats(formats)
+    def _real_extract(self, url):
+        channel_id = self._match_id(url)
+        entries = OnDemandPagedList(
+            functools.partial(self._fetch_page, channel_id), self._PAGE_SIZE)
 
         return {
-            'id': video_id,
-            'title': title,
-            'description': description,
-            'duration': duration,
-            'uploader': uploader,
-            'uploader_id': uploader_id,
-            'upload_date': upload_date,
-            'formats': formats,
-        }
\ No newline at end of file
+            '_type': 'playlist',
+            'id': channel_id,
+            'entries': entries,
+        }