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-rw-r--r--test/test_utils.py8
-rw-r--r--youtube_dl/extractor/facebook.py13
-rw-r--r--youtube_dl/utils.py10
3 files changed, 28 insertions, 3 deletions
diff --git a/test/test_utils.py b/test/test_utils.py
index 8d8997977..70050d2b8 100644
--- a/test/test_utils.py
+++ b/test/test_utils.py
@@ -40,6 +40,7 @@ from youtube_dl.utils import (
parse_iso8601,
strip_jsonp,
uppercase_escape,
+ limit_length,
)
@@ -286,5 +287,12 @@ class TestUtil(unittest.TestCase):
self.assertEqual(uppercase_escape('aä'), 'aä')
self.assertEqual(uppercase_escape('\\U0001d550'), '𝕐')
+ def test_limit_length(self):
+ self.assertEqual(limit_length(None, 12), None)
+ self.assertEqual(limit_length('foo', 12), 'foo')
+ self.assertTrue(
+ limit_length('foo bar baz asd', 12).startswith('foo bar'))
+ self.assertTrue('...' in limit_length('foo bar baz asd', 12))
+
if __name__ == '__main__':
unittest.main()
diff --git a/youtube_dl/extractor/facebook.py b/youtube_dl/extractor/facebook.py
index d675a939d..60e68d98a 100644
--- a/youtube_dl/extractor/facebook.py
+++ b/youtube_dl/extractor/facebook.py
@@ -12,8 +12,8 @@ from ..utils import (
compat_urllib_parse,
compat_urllib_request,
urlencode_postdata,
-
ExtractorError,
+ limit_length,
)
@@ -38,6 +38,14 @@ class FacebookIE(InfoExtractor):
'title': 'Did you know Kei Nishikori is the first Asian man to ever reach a Grand Slam fin...',
}
}, {
+ 'note': 'Video without discernible title',
+ 'url': 'https://www.facebook.com/video.php?v=274175099429670',
+ 'info_dict': {
+ 'id': '274175099429670',
+ 'ext': 'mp4',
+ 'title': 'Facebook video #274175099429670',
+ }
+ }, {
'url': 'https://www.facebook.com/video.php?v=10204634152394104',
'only_matching': True,
}]
@@ -131,8 +139,7 @@ class FacebookIE(InfoExtractor):
video_title = self._html_search_regex(
r'(?s)<span class="fbPhotosPhotoCaption".*?id="fbPhotoPageCaption"><span class="hasCaption">(.*?)</span>',
webpage, 'alternative title', default=None)
- if len(video_title) > 80 + 3:
- video_title = video_title[:80] + '...'
+ video_title = limit_length(video_title, 80)
if not video_title:
video_title = 'Facebook video #%s' % video_id
diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index 247788078..3ac0f1f54 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -1571,3 +1571,13 @@ except AttributeError:
if ret:
raise subprocess.CalledProcessError(ret, p.args, output=output)
return output
+
+
+def limit_length(s, length):
+ """ Add ellipses to overly long strings """
+ if s is None:
+ return None
+ ELLIPSES = '...'
+ if len(s) > length:
+ return s[:length - len(ELLIPSES)] + ELLIPSES
+ return s