--writedescription option

This commit is contained in:
Philipp Hagemeister 2011-07-07 12:47:36 +02:00
parent c6b55a8d48
commit 8b95c38707
1 changed files with 25 additions and 5 deletions

View File

@ -8,6 +8,10 @@
# Author: Paweł Paprota
# Author: Gergely Imreh
# License: Public domain code
from __future__ import with_statement
import contextlib
import cookielib
import ctypes
import datetime
@ -301,6 +305,7 @@ class FileDownloader(object):
consoletitle: Display progress in console window's titlebar.
nopart: Do not use temporary .part files.
updatetime: Use the Last-modified header to set output file timestamps.
writedescription: Write the video description to a .description file
"""
params = None
@ -496,6 +501,10 @@ class FileDownloader(object):
except:
pass
def report_writedescription(self, descfn):
""" Report that the description file has been written """
self.to_screen(u'[info] Video description written to: %s' % descfn, ignore_encoding_errors=True)
def report_destination(self, filename):
"""Report destination filename."""
self.to_screen(u'[download] Destination: %s' % filename, ignore_encoding_errors=True)
@ -582,6 +591,16 @@ class FileDownloader(object):
self.trouble(u'ERROR: unable to create directories: %s' % str(err))
return
if self.params.get('writedescription', False):
try:
descfn = filename + '.description'
with contextlib.closing(open(descfn, 'wb')) as descfile:
descfile.write(info_dict['description'].encode('utf-8'))
self.report_writedescription(descfn)
except (OSError, IOError):
self.trouble(u'ERROR: Cannot write description file: %s' % str(descfn))
return
try:
success = self._do_download(filename, info_dict['url'].encode('utf-8'), info_dict.get('player_url', None))
except (OSError, IOError), err:
@ -1086,7 +1105,7 @@ class YoutubeIE(InfoExtractor):
lxml.etree
except NameError:
video_description = u'No description available.'
if self._downloader.params.get('forcedescription', False):
if self._downloader.params.get('forcedescription', False) or self._downloader.params.get('writedescription', False):
warnings.warn(u'You are using an old Python version, install Python 2.6+ or lxml. Falling back to old video description extractor.')
mobj = re.search(r'<meta name="description" content="(.*)"(?:\s*/)?>', video_webpage)
if mobj is not None:
@ -2529,10 +2548,7 @@ class FacebookIE(InfoExtractor):
pass
# description
video_description = 'No description available.'
if (self._downloader.params.get('forcedescription', False) and
'description' in video_info):
video_description = video_info['description']
video_description = video_info.get('description', 'No description available.')
url_map = video_info['video_urls']
if len(url_map.keys()) > 0:
@ -2903,6 +2919,9 @@ if __name__ == '__main__':
filesystem.add_option('--no-mtime',
action='store_false', dest='updatetime',
help='do not use the Last-modified header to set the file modification time', default=True)
filesystem.add_option('--write-description',
action='store_true', dest='writedescription',
help='write video description to a .description file', default=False)
parser.add_option_group(filesystem)
postproc = optparse.OptionGroup(parser, 'Post-processing Options')
@ -3040,6 +3059,7 @@ if __name__ == '__main__':
'consoletitle': opts.consoletitle,
'nopart': opts.nopart,
'updatetime': opts.updatetime,
'writedescription': opts.writedescription,
})
fd.add_info_extractor(youtube_search_ie)
fd.add_info_extractor(youtube_pl_ie)