mirror of
https://github.com/l1ving/youtube-dl
synced 2024-12-31 00:42:58 +08:00
Put the downloader in full control of output messages
This commit is contained in:
Ricardo Garcia
parent
9bf386d74b
commit
3aaf887e98
94
youtube-dl
94
youtube-dl
@ -419,15 +419,6 @@ class InfoExtractor(object):
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"""Sets the downloader for this IE."""
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self._downloader = downloader
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def to_stdout(self, message):
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"""Print message to stdout if downloader is not in quiet mode."""
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if self._downloader is None or not self._downloader.params.get('quiet', False):
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print message
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def to_stderr(self, message):
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"""Print message to stderr."""
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print >>sys.stderr, message
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def _real_initialize(self):
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"""Real initialization process. Redefine in subclasses."""
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pass
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@ -474,27 +465,27 @@ class YoutubeIE(InfoExtractor):
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def report_lang(self):
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"""Report attempt to set language."""
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self.to_stdout(u'[youtube] Setting language')
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self._downloader.to_stdout(u'[youtube] Setting language')
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def report_login(self):
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"""Report attempt to log in."""
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self.to_stdout(u'[youtube] Logging in')
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self._downloader.to_stdout(u'[youtube] Logging in')
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def report_age_confirmation(self):
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"""Report attempt to confirm age."""
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self.to_stdout(u'[youtube] Confirming age')
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self._downloader.to_stdout(u'[youtube] Confirming age')
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def report_webpage_download(self, video_id):
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"""Report attempt to download webpage."""
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self.to_stdout(u'[youtube] %s: Downloading video webpage' % video_id)
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self._downloader.to_stdout(u'[youtube] %s: Downloading video webpage' % video_id)
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def report_information_extraction(self, video_id):
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"""Report attempt to extract video information."""
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self.to_stdout(u'[youtube] %s: Extracting video information' % video_id)
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self._downloader.to_stdout(u'[youtube] %s: Extracting video information' % video_id)
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def report_video_url(self, video_id, video_real_url):
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"""Report extracted video URL."""
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self.to_stdout(u'[youtube] %s: URL: %s' % (video_id, video_real_url))
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self._downloader.to_stdout(u'[youtube] %s: URL: %s' % (video_id, video_real_url))
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def _real_initialize(self):
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if self._downloader is None:
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@ -517,7 +508,7 @@ class YoutubeIE(InfoExtractor):
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else:
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raise netrc.NetrcParseError('No authenticators for %s' % self._NETRC_MACHINE)
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except (IOError, netrc.NetrcParseError), err:
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self.to_stderr(u'WARNING: parsing .netrc: %s' % str(err))
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self._downloader.to_stderr(u'WARNING: parsing .netrc: %s' % str(err))
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return
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# Set language
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@ -526,7 +517,7 @@ class YoutubeIE(InfoExtractor):
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self.report_lang()
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urllib2.urlopen(request).read()
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except (urllib2.URLError, httplib.HTTPException, socket.error), err:
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self.to_stderr(u'WARNING: unable to set language: %s' % str(err))
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self._downloader.to_stderr(u'WARNING: unable to set language: %s' % str(err))
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return
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# No authentication to be performed
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@ -546,10 +537,10 @@ class YoutubeIE(InfoExtractor):
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self.report_login()
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login_results = urllib2.urlopen(request).read()
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if re.search(r'(?i)<form[^>]* name="loginForm"', login_results) is not None:
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self.to_stderr(u'WARNING: unable to log in: bad username or password')
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self._downloader.to_stderr(u'WARNING: unable to log in: bad username or password')
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return
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except (urllib2.URLError, httplib.HTTPException, socket.error), err:
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self.to_stderr(u'WARNING: unable to log in: %s' % str(err))
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self._downloader.to_stderr(u'WARNING: unable to log in: %s' % str(err))
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return
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# Confirm age
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@ -562,14 +553,14 @@ class YoutubeIE(InfoExtractor):
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self.report_age_confirmation()
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age_results = urllib2.urlopen(request).read()
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except (urllib2.URLError, httplib.HTTPException, socket.error), err:
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self.to_stderr(u'ERROR: unable to confirm age: %s' % str(err))
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self._downloader.to_stderr(u'ERROR: unable to confirm age: %s' % str(err))
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return
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def _real_extract(self, url):
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# Extract video id from URL
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mobj = re.match(self._VALID_URL, url)
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if mobj is None:
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self.to_stderr(u'ERROR: invalid URL: %s' % url)
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self._downloader.to_stderr(u'ERROR: invalid URL: %s' % url)
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return [None]
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video_id = mobj.group(2)
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@ -578,8 +569,6 @@ class YoutubeIE(InfoExtractor):
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if self._downloader is not None:
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params = self._downloader.params
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format_param = params.get('format', None)
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if format_param is None:
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format_param = '34'
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# Extension
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video_extension = {
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@ -597,14 +586,14 @@ class YoutubeIE(InfoExtractor):
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self.report_webpage_download(video_id)
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video_webpage = urllib2.urlopen(request).read()
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except (urllib2.URLError, httplib.HTTPException, socket.error), err:
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self.to_stderr(u'ERROR: unable to download video webpage: %s' % str(err))
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self._downloader.to_stderr(u'ERROR: unable to download video webpage: %s' % str(err))
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return [None]
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self.report_information_extraction(video_id)
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# "t" param
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mobj = re.search(r', "t": "([^"]+)"', video_webpage)
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if mobj is None:
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self.to_stderr(u'ERROR: unable to extract "t" parameter')
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self._downloader.to_stderr(u'ERROR: unable to extract "t" parameter')
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return [None]
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video_real_url = 'http://www.youtube.com/get_video?video_id=%s&t=%s&el=detailpage&ps=' % (video_id, mobj.group(1))
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if format_param is not None:
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@ -614,14 +603,14 @@ class YoutubeIE(InfoExtractor):
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# uploader
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mobj = re.search(r"var watchUsername = '([^']+)';", video_webpage)
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if mobj is None:
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self.to_stderr(u'ERROR: unable to extract uploader nickname')
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self._downloader.to_stderr(u'ERROR: unable to extract uploader nickname')
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return [None]
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video_uploader = mobj.group(1)
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# title
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mobj = re.search(r'(?im)<title>YouTube - ([^<]*)</title>', video_webpage)
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if mobj is None:
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self.to_stderr(u'ERROR: unable to extract video title')
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self._downloader.to_stderr(u'ERROR: unable to extract video title')
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return [None]
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video_title = mobj.group(1).decode('utf-8')
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video_title = re.sub(ur'(?u)&(.+?);', self.htmlentity_transform, video_title)
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@ -631,7 +620,7 @@ class YoutubeIE(InfoExtractor):
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simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title)
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simple_title = simple_title.strip(ur'_')
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# Return information
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# Process video information
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return [{
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'id': video_id.decode('utf-8'),
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'url': video_real_url.decode('utf-8'),
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@ -658,19 +647,19 @@ class MetacafeIE(InfoExtractor):
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def report_disclaimer(self):
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"""Report disclaimer retrieval."""
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self.to_stdout(u'[metacafe] Retrieving disclaimer')
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self._downloader.to_stdout(u'[metacafe] Retrieving disclaimer')
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def report_age_confirmation(self):
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"""Report attempt to confirm age."""
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self.to_stdout(u'[metacafe] Confirming age')
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self._downloader.to_stdout(u'[metacafe] Confirming age')
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def report_download_webpage(self, video_id):
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"""Report webpage download."""
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self.to_stdout(u'[metacafe] %s: Downloading webpage' % video_id)
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self._downloader.to_stdout(u'[metacafe] %s: Downloading webpage' % video_id)
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def report_extraction(self, video_id):
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"""Report information extraction."""
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self.to_stdout(u'[metacafe] %s: Extracting information' % video_id)
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self._downloader.to_stdout(u'[metacafe] %s: Extracting information' % video_id)
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def _real_initialize(self):
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# Retrieve disclaimer
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@ -679,7 +668,7 @@ class MetacafeIE(InfoExtractor):
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self.report_disclaimer()
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disclaimer = urllib2.urlopen(request).read()
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except (urllib2.URLError, httplib.HTTPException, socket.error), err:
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self.to_stderr(u'ERROR: unable to retrieve disclaimer: %s' % str(err))
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self._downloader.to_stderr(u'ERROR: unable to retrieve disclaimer: %s' % str(err))
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return
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# Confirm age
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@ -692,14 +681,14 @@ class MetacafeIE(InfoExtractor):
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self.report_age_confirmation()
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disclaimer = urllib2.urlopen(request).read()
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except (urllib2.URLError, httplib.HTTPException, socket.error), err:
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self.to_stderr(u'ERROR: unable to confirm age: %s' % str(err))
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self._downloader.to_stderr(u'ERROR: unable to confirm age: %s' % str(err))
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return
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def _real_extract(self, url):
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# Extract id and simplified title from URL
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mobj = re.match(self._VALID_URL, url)
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if mobj is None:
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self.to_stderr(u'ERROR: invalid URL: %s' % url)
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self._downloader.to_stderr(u'ERROR: invalid URL: %s' % url)
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return [None]
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video_id = mobj.group(1)
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@ -718,20 +707,20 @@ class MetacafeIE(InfoExtractor):
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self.report_download_webpage(video_id)
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webpage = urllib2.urlopen(request).read()
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except (urllib2.URLError, httplib.HTTPException, socket.error), err:
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self.to_stderr(u'ERROR: unable retrieve video webpage: %s' % str(err))
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self._downloader.to_stderr(u'ERROR: unable retrieve video webpage: %s' % str(err))
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return [None]
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# Extract URL, uploader and title from webpage
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self.report_extraction(video_id)
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mobj = re.search(r'(?m)"mediaURL":"(http.*?\.flv)"', webpage)
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if mobj is None:
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self.to_stderr(u'ERROR: unable to extract media URL')
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self._downloader.to_stderr(u'ERROR: unable to extract media URL')
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return [None]
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mediaURL = mobj.group(1).replace('\\', '')
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mobj = re.search(r'(?m)"gdaKey":"(.*?)"', webpage)
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if mobj is None:
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self.to_stderr(u'ERROR: unable to extract gdaKey')
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self._downloader.to_stderr(u'ERROR: unable to extract gdaKey')
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return [None]
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gdaKey = mobj.group(1)
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@ -739,13 +728,13 @@ class MetacafeIE(InfoExtractor):
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mobj = re.search(r'(?im)<title>(.*) - Video</title>', webpage)
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if mobj is None:
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self.to_stderr(u'ERROR: unable to extract title')
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self._downloader.to_stderr(u'ERROR: unable to extract title')
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return [None]
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video_title = mobj.group(1).decode('utf-8')
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mobj = re.search(r'(?m)<li id="ChnlUsr">.*?Submitter:<br />(.*?)</li>', webpage)
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if mobj is None:
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self.to_stderr(u'ERROR: unable to extract uploader nickname')
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self._downloader.to_stderr(u'ERROR: unable to extract uploader nickname')
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return [None]
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video_uploader = re.sub(r'<.*?>', '', mobj.group(1))
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@ -779,7 +768,7 @@ class YoutubeSearchIE(InfoExtractor):
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def report_download_page(self, query, pagenum):
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"""Report attempt to download playlist page with given number."""
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self.to_stdout(u'[youtube] query "%s": Downloading page %s' % (query, pagenum))
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self._downloader.to_stdout(u'[youtube] query "%s": Downloading page %s' % (query, pagenum))
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def _real_initialize(self):
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self._youtube_ie.initialize()
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@ -787,7 +776,7 @@ class YoutubeSearchIE(InfoExtractor):
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def _real_extract(self, query):
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mobj = re.match(self._VALID_QUERY, query)
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if mobj is None:
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self.to_stderr(u'ERROR: invalid search query "%s"' % query)
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self._downloader.to_stderr(u'ERROR: invalid search query "%s"' % query)
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return [None]
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prefix, query = query.split(':')
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@ -800,10 +789,10 @@ class YoutubeSearchIE(InfoExtractor):
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try:
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n = int(prefix)
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if n <= 0:
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self.to_stderr(u'ERROR: invalid download number %s for query "%s"' % (n, query))
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self._downloader.to_stderr(u'ERROR: invalid download number %s for query "%s"' % (n, query))
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return [None]
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elif n > self._max_youtube_results:
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self.to_stderr(u'WARNING: ytsearch returns max %i results (you requested %i)' % (self._max_youtube_results, n))
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self._downloader.to_stderr(u'WARNING: ytsearch returns max %i results (you requested %i)' % (self._max_youtube_results, n))
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n = self._max_youtube_results
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return self._download_n_results(query, n)
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except ValueError: # parsing prefix as int fails
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@ -823,7 +812,7 @@ class YoutubeSearchIE(InfoExtractor):
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try:
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page = urllib2.urlopen(request).read()
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except (urllib2.URLError, httplib.HTTPException, socket.error), err:
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self.to_stderr(u'ERROR: unable to download webpage: %s' % str(err))
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self._downloader.to_stderr(u'ERROR: unable to download webpage: %s' % str(err))
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return [None]
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# Extract video identifiers
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@ -866,7 +855,7 @@ class YoutubePlaylistIE(InfoExtractor):
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def report_download_page(self, playlist_id, pagenum):
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"""Report attempt to download playlist page with given number."""
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self.to_stdout(u'[youtube] PL %s: Downloading page #%s' % (playlist_id, pagenum))
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self._downloader.to_stdout(u'[youtube] PL %s: Downloading page #%s' % (playlist_id, pagenum))
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def _real_initialize(self):
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self._youtube_ie.initialize()
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@ -875,7 +864,7 @@ class YoutubePlaylistIE(InfoExtractor):
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# Extract playlist id
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mobj = re.match(self._VALID_URL, url)
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if mobj is None:
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self.to_stderr(u'ERROR: invalid url: %s' % url)
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self._downloader.to_stderr(u'ERROR: invalid url: %s' % url)
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return [None]
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# Download playlist pages
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@ -889,7 +878,7 @@ class YoutubePlaylistIE(InfoExtractor):
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try:
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page = urllib2.urlopen(request).read()
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except (urllib2.URLError, httplib.HTTPException, socket.error), err:
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self.to_stderr(u'ERROR: unable to download webpage: %s' % str(err))
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self._downloader.to_stderr(u'ERROR: unable to download webpage: %s' % str(err))
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return [None]
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# Extract video identifiers
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@ -930,15 +919,6 @@ class PostProcessor(object):
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def __init__(self, downloader=None):
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self._downloader = downloader
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def to_stdout(self, message):
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"""Print message to stdout if downloader is not in quiet mode."""
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if self._downloader is None or not self._downloader.params.get('quiet', False):
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print message
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def to_stderr(self, message):
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"""Print message to stderr."""
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print >>sys.stderr, message
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def set_downloader(self, downloader):
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"""Sets the downloader for this PP."""
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self._downloader = downloader
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