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[youtube-dl.git] / youtube_dl / extractor / googleplus.py
1 # coding: utf-8
2 from __future__ import unicode_literals
3
4 import re
5 import codecs
6
7 from .common import InfoExtractor
8 from ..utils import unified_strdate
9
10
11 class GooglePlusIE(InfoExtractor):
12     IE_DESC = 'Google Plus'
13     _VALID_URL = r'https?://plus\.google\.com/(?:[^/]+/)*?posts/(?P<id>\w+)'
14     IE_NAME = 'plus.google'
15     _TEST = {
16         'url': 'https://plus.google.com/u/0/108897254135232129896/posts/ZButuJc6CtH',
17         'info_dict': {
18             'id': 'ZButuJc6CtH',
19             'ext': 'flv',
20             'title': '嘆きの天使 降臨',
21             'upload_date': '20120613',
22             'uploader': '井上ヨシマサ',
23         }
24     }
25
26     def _real_extract(self, url):
27         video_id = self._match_id(url)
28
29         # Step 1, Retrieve post webpage to extract further information
30         webpage = self._download_webpage(url, video_id, 'Downloading entry webpage')
31
32         title = self._og_search_description(webpage).splitlines()[0]
33         upload_date = unified_strdate(self._html_search_regex(
34             r'''(?x)<a.+?class="o-U-s\s[^"]+"\s+style="display:\s*none"\s*>
35                     ([0-9]{4}-[0-9]{2}-[0-9]{2})</a>''',
36             webpage, 'upload date', fatal=False, flags=re.VERBOSE))
37         uploader = self._html_search_regex(
38             r'rel="author".*?>(.*?)</a>', webpage, 'uploader', fatal=False)
39
40         # Step 2, Simulate clicking the image box to launch video
41         DOMAIN = 'https://plus.google.com/'
42         video_page = self._search_regex(
43             r'<a href="((?:%s)?photos/.*?)"' % re.escape(DOMAIN),
44             webpage, 'video page URL')
45         if not video_page.startswith(DOMAIN):
46             video_page = DOMAIN + video_page
47
48         webpage = self._download_webpage(video_page, video_id, 'Downloading video page')
49
50         def unicode_escape(s):
51             decoder = codecs.getdecoder('unicode_escape')
52             return re.sub(
53                 r'\\u[0-9a-fA-F]{4,}',
54                 lambda m: decoder(m.group(0))[0],
55                 s)
56
57         # Extract video links all sizes
58         formats = [{
59             'url': unicode_escape(video_url),
60             'ext': 'flv',
61             'width': int(width),
62             'height': int(height),
63         } for width, height, video_url in re.findall(
64             r'\d+,(\d+),(\d+),"(https?://[^.]+\.googleusercontent\.com.*?)"', webpage)]
65         self._sort_formats(formats)
66
67         return {
68             'id': video_id,
69             'title': title,
70             'uploader': uploader,
71             'upload_date': upload_date,
72             'formats': formats,
73         }