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Add extra_info argument to extract_info and process_ie_result 

It allows to update the info_dicts with other values

(closes #840)
This commit is contained in:
Jaime Marquínez Ferrándiz 2013-05-14 14:40:40 +02:00
parent 419c64b107
commit 7bdb17d4d5
1 changed files with 20 additions and 6 deletions
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26
youtube_dl/FileDownloader.py
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@ -436,10 +436,11 @@ class FileDownloader(object):
return u'[download] %s upload date is not in range %s' % (date_from_str(date).isoformat(), dateRange)
return None
def extract_info(self, url, download=True, ie_key=None):
def extract_info(self, url, download=True, ie_key=None, extra_info={}):
'''
Returns a list with a dictionary for each video we find.
If 'download', also downloads the videos.
extra_info is a dict containing the extra values to add to each result
'''
if ie_key:
@ -463,10 +464,14 @@ class FileDownloader(object):
break
if isinstance(ie_result, list):
# Backwards compatibility: old IE result format
for result in ie_result:
result.update(extra_info)
ie_result = {
'_type': 'compat_list',
'entries': ie_result,
}
else:
ie_result.update(extra_info)
if 'extractor' not in ie_result:
ie_result['extractor'] = ie.IE_NAME
return self.process_ie_result(ie_result, download=download)
@ -482,7 +487,7 @@ class FileDownloader(object):
else:
self.report_error(u'no suitable InfoExtractor: %s' % url)
def process_ie_result(self, ie_result, download=True):
def process_ie_result(self, ie_result, download=True, extra_info={}):
"""
Take the result of the ie(may be modified) and resolve all unresolved
references (URLs, playlist items).
@ -501,7 +506,12 @@ class FileDownloader(object):
self.process_info(ie_result)
return ie_result
elif result_type == 'url':
return self.extract_info(ie_result['url'], download, ie_key=ie_result.get('ie_key'))
# We have to add extra_info to the results because it may be
# contained in a playlist
return self.extract_info(ie_result['url'],
download,
ie_key=ie_result.get('ie_key'),
extra_info=extra_info)
elif result_type == 'playlist':
# We process each entry in the playlist
playlist = ie_result.get('title', None) or ie_result.get('id', None)
@ -525,9 +535,13 @@ class FileDownloader(object):
for i,entry in enumerate(entries,1):
self.to_screen(u'[download] Downloading video #%s of %s' %(i, n_entries))
entry['playlist'] = playlist
entry['playlist_index'] = i + playliststart
entry_result = self.process_ie_result(entry, download=download)
extra = {
'playlist': playlist,
'playlist_index': i + playliststart,
}
entry_result = self.process_ie_result(entry,
download=download,
extra_info=extra)
playlist_results.append(entry_result)
ie_result['entries'] = playlist_results
return ie_result