X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube-dl;h=a75af8af35806057582c362819479816c09a2960;hb=27c3383e2d87257aaf25a08d1658e694ffc8c289;hp=1ad297c26dd62eb484eb576cfb9711404636851e;hpb=d1580ed9908f10d6eb550e1ce8c31d3bc6921570;p=youtube-dl diff --git a/youtube-dl b/youtube-dl index 1ad297c26..a75af8af3 100755 --- a/youtube-dl +++ b/youtube-dl @@ -1,6 +1,7 @@ #!/usr/bin/env python # -*- coding: utf-8 -*- # Author: Ricardo Garcia Gonzalez +# Author: Danny Colligan # License: Public domain code import htmlentitydefs import httplib @@ -17,8 +18,8 @@ import time import urllib import urllib2 -std_headers = { - 'User-Agent': 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.5) Gecko/2008120122 Firefox/3.0.5', +std_headers = { + 'User-Agent': 'Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.0.8) Gecko/2009032609 Firefox/3.0.8', 'Accept-Charset': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7', 'Accept': 'text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5', 'Accept-Language': 'en-us,en;q=0.5', @@ -64,16 +65,17 @@ class FileDownloader(object): For this, file downloader objects have a method that allows InfoExtractors to be registered in a given order. When it is passed a URL, the file downloader handles it to the first InfoExtractor it - finds that reports being able to handle it. The InfoExtractor returns - all the information to the FileDownloader and the latter downloads the - file or does whatever it's instructed to do. + finds that reports being able to handle it. The InfoExtractor extracts + all the information about the video or videos the URL refers to, and + asks the FileDownloader to process the video information, possibly + downloading the video. File downloaders accept a lot of parameters. In order not to saturate the object constructor with arguments, it receives a dictionary of - options instead. These options are available through the get_params() - method for the InfoExtractors to use. The FileDownloader also registers - itself as the downloader in charge for the InfoExtractors that are - added to it, so this is a "mutual registration". + options instead. These options are available through the params + attribute for the InfoExtractors to use. The FileDownloader also + registers itself as the downloader in charge for the InfoExtractors + that are added to it, so this is a "mutual registration". Available options: @@ -88,17 +90,20 @@ class FileDownloader(object): outtmpl: Template for output names. ignoreerrors: Do not stop on download errors. ratelimit: Download speed limit, in bytes/sec. + nooverwrites: Prevent overwriting files. """ - _params = None + params = None _ies = [] _pps = [] + _download_retcode = None def __init__(self, params): """Create a FileDownloader object with the given options.""" self._ies = [] self._pps = [] - self.set_params(params) + self._download_retcode = 0 + self.params = params @staticmethod def pmkdir(filename): @@ -142,7 +147,7 @@ class FileDownloader(object): return '--:--' return '%02d:%02d' % (eta_mins, eta_secs) - @staticmethod + @staticmethod def calc_speed(start, now, bytes): dif = now - start if bytes == 0 or dif < 0.001: # One millisecond @@ -172,16 +177,6 @@ class FileDownloader(object): multiplier = 1024.0 ** 'bkmgtpezy'.index(matchobj.group(2).lower()) return long(round(number * multiplier)) - def set_params(self, params): - """Sets parameters.""" - if type(params) != dict: - raise ValueError('params: dictionary expected') - self._params = params - - def get_params(self): - """Get parameters.""" - return self._params - def add_info_extractor(self, ie): """Add an InfoExtractor object to the end of the list.""" self._ies.append(ie) @@ -194,8 +189,8 @@ class FileDownloader(object): def to_stdout(self, message, skip_eol=False): """Print message to stdout if not in quiet mode.""" - if not self._params.get('quiet', False): - print u'%s%s' % (message, [u'\n', u''][skip_eol]), + if not self.params.get('quiet', False): + print (u'%s%s' % (message, [u'\n', u''][skip_eol])).encode(locale.getpreferredencoding()), sys.stdout.flush() def to_stderr(self, message): @@ -204,26 +199,24 @@ class FileDownloader(object): def fixed_template(self): """Checks if the output template is fixed.""" - return (re.search(ur'(?u)%\(.+?\)s', self._params['outtmpl']) is None) + return (re.search(ur'(?u)%\(.+?\)s', self.params['outtmpl']) is None) def trouble(self, message=None): """Determine action to take when a download problem appears. Depending on if the downloader has been configured to ignore download errors or not, this method may throw an exception or - not when errors are found, after printing the message. If it - doesn't raise, it returns an error code suitable to be returned - later as a program exit code to indicate error. + not when errors are found, after printing the message. """ if message is not None: self.to_stderr(message) - if not self._params.get('ignoreerrors', False): + if not self.params.get('ignoreerrors', False): raise DownloadError(message) - return 1 + self._download_retcode = 1 def slow_down(self, start_time, byte_counter): """Sleep if the download speed is over the rate limit.""" - rate_limit = self._params.get('ratelimit', None) + rate_limit = self.params.get('ratelimit', None) if rate_limit is None or byte_counter == 0: return now = time.time() @@ -247,74 +240,78 @@ class FileDownloader(object): """Report download finished.""" self.to_stdout(u'') + def process_info(self, info_dict): + """Process a single dictionary returned by an InfoExtractor.""" + # Forced printings + if self.params.get('forcetitle', False): + print info_dict['title'].encode(locale.getpreferredencoding()) + if self.params.get('forceurl', False): + print info_dict['url'].encode(locale.getpreferredencoding()) + + # Do nothing else if in simulate mode + if self.params.get('simulate', False): + return + + try: + filename = self.params['outtmpl'] % info_dict + self.report_destination(filename) + except (ValueError, KeyError), err: + self.trouble('ERROR: invalid output template or system charset: %s' % str(err)) + if self.params['nooverwrites'] and os.path.exists(filename): + self.to_stderr('WARNING: file exists: %s; skipping' % filename) + return + try: + self.pmkdir(filename) + except (OSError, IOError), err: + self.trouble('ERROR: unable to create directories: %s' % str(err)) + return + try: + outstream = open(filename, 'wb') + except (OSError, IOError), err: + self.trouble('ERROR: unable to open for writing: %s' % str(err)) + return + try: + self._do_download(outstream, info_dict['url']) + outstream.close() + except (OSError, IOError), err: + self.trouble('ERROR: unable to write video data: %s' % str(err)) + return + except (urllib2.URLError, httplib.HTTPException, socket.error), err: + self.trouble('ERROR: unable to download video data: %s' % str(err)) + return + try: + self.post_process(filename, info_dict) + except (PostProcessingError), err: + self.trouble('ERROR: postprocessing: %s' % str(err)) + return + + return + def download(self, url_list): """Download a given list of URLs.""" - retcode = 0 if len(url_list) > 1 and self.fixed_template(): - raise SameFileError(self._params['outtmpl']) + raise SameFileError(self.params['outtmpl']) for url in url_list: suitable_found = False for ie in self._ies: + # Go to next InfoExtractor if not suitable if not ie.suitable(url): continue + # Suitable InfoExtractor found suitable_found = True - all_results = ie.extract(url) - results = [x for x in all_results if x is not None] - if len(results) != len(all_results): - retcode = self.trouble() - - if len(results) > 1 and self.fixed_template(): - raise SameFileError(self._params['outtmpl']) - - for result in results: - # Forced printings - if self._params.get('forcetitle', False): - print result['title'] - if self._params.get('forceurl', False): - print result['url'] - - # Do nothing else if in simulate mode - if self._params.get('simulate', False): - continue - - try: - filename = self._params['outtmpl'] % result - self.report_destination(filename) - except (ValueError, KeyError), err: - retcode = self.trouble('ERROR: invalid output template or system charset: %s' % str(err)) - continue - try: - self.pmkdir(filename) - except (OSError, IOError), err: - retcode = self.trouble('ERROR: unable to create directories: %s' % str(err)) - continue - try: - outstream = open(filename, 'wb') - except (OSError, IOError), err: - retcode = self.trouble('ERROR: unable to open for writing: %s' % str(err)) - continue - try: - self._do_download(outstream, result['url']) - outstream.close() - except (OSError, IOError), err: - retcode = self.trouble('ERROR: unable to write video data: %s' % str(err)) - continue - except (urllib2.URLError, httplib.HTTPException, socket.error), err: - retcode = self.trouble('ERROR: unable to download video data: %s' % str(err)) - continue - try: - self.post_process(filename, result) - except (PostProcessingError), err: - retcode = self.trouble('ERROR: postprocessing: %s' % str(err)) - continue + # Extract information from URL and process it + ie.extract(url) + + # Suitable InfoExtractor had been found; go to next URL break + if not suitable_found: - retcode = self.trouble('ERROR: no suitable InfoExtractor: %s' % url) + self.trouble('ERROR: no suitable InfoExtractor: %s' % url) - return retcode + return self._download_retcode def post_process(self, filename, ie_info): """Run the postprocessing chain on the given file.""" @@ -364,9 +361,10 @@ class InfoExtractor(object): Information extractors are the classes that, given a URL, extract information from the video (or videos) the URL refers to. This information includes the real video URL, the video title and simplified - title, author and others. It is returned in a list of dictionaries when - calling its extract() method. It is a list because a URL can refer to - more than one video (think of playlists). The dictionaries must include + title, author and others. The information is stored in a dictionary + which is then passed to the FileDownloader. The FileDownloader + processes this information possibly downloading the video to the file + system, among other possible outcomes. The dictionaries must include the following fields: id: Video identifier. @@ -410,15 +408,6 @@ class InfoExtractor(object): """Sets the downloader for this IE.""" self._downloader = downloader - def to_stdout(self, message): - """Print message to stdout if downloader is not in quiet mode.""" - if self._downloader is None or not self._downloader.get_params().get('quiet', False): - print message - - def to_stderr(self, message): - """Print message to stderr.""" - print >>sys.stderr, message - def _real_initialize(self): """Real initialization process. Redefine in subclasses.""" pass @@ -440,37 +429,60 @@ class YoutubeIE(InfoExtractor): def suitable(url): return (re.match(YoutubeIE._VALID_URL, url) is not None) + @staticmethod + def htmlentity_transform(matchobj): + """Transforms an HTML entity to a Unicode character.""" + entity = matchobj.group(1) + + # Known non-numeric HTML entity + if entity in htmlentitydefs.name2codepoint: + return unichr(htmlentitydefs.name2codepoint[entity]) + + # Unicode character + mobj = re.match(ur'(?u)#(x?\d+)', entity) + if mobj is not None: + numstr = mobj.group(1) + if numstr.startswith(u'x'): + base = 16 + numstr = u'0%s' % numstr + else: + base = 10 + return unichr(long(numstr, base)) + + # Unknown entity in name, return its literal representation + return (u'&%s;' % entity) + def report_lang(self): """Report attempt to set language.""" - self.to_stdout(u'[youtube] Setting language') + self._downloader.to_stdout(u'[youtube] Setting language') def report_login(self): """Report attempt to log in.""" - self.to_stdout(u'[youtube] Logging in') + self._downloader.to_stdout(u'[youtube] Logging in') def report_age_confirmation(self): """Report attempt to confirm age.""" - self.to_stdout(u'[youtube] Confirming age') + self._downloader.to_stdout(u'[youtube] Confirming age') def report_webpage_download(self, video_id): """Report attempt to download webpage.""" - self.to_stdout(u'[youtube] %s: Downloading video webpage' % video_id) + self._downloader.to_stdout(u'[youtube] %s: Downloading video webpage' % video_id) def report_information_extraction(self, video_id): """Report attempt to extract video information.""" - self.to_stdout(u'[youtube] %s: Extracting video information' % video_id) + self._downloader.to_stdout(u'[youtube] %s: Extracting video information' % video_id) def report_video_url(self, video_id, video_real_url): """Report extracted video URL.""" - self.to_stdout(u'[youtube] %s: URL: %s' % (video_id, video_real_url)) - + self._downloader.to_stdout(u'[youtube] %s: URL: %s' % (video_id, video_real_url)) + def _real_initialize(self): if self._downloader is None: return username = None password = None - downloader_params = self._downloader.get_params() + downloader_params = self._downloader.params # Attempt to use provided username and password or .netrc data if downloader_params.get('username', None) is not None: @@ -485,20 +497,20 @@ class YoutubeIE(InfoExtractor): else: raise netrc.NetrcParseError('No authenticators for %s' % self._NETRC_MACHINE) except (IOError, netrc.NetrcParseError), err: - self.to_stderr(u'WARNING: parsing .netrc: %s' % str(err)) + self._downloader.to_stderr(u'WARNING: parsing .netrc: %s' % str(err)) return - # No authentication to be performed - if username is None: - return - # Set language - request = urllib2.Request(self._LOGIN_URL, None, std_headers) + request = urllib2.Request(self._LANG_URL, None, std_headers) try: self.report_lang() urllib2.urlopen(request).read() except (urllib2.URLError, httplib.HTTPException, socket.error), err: - self.to_stderr(u'WARNING: unable to set language: %s' % str(err)) + self._downloader.to_stderr(u'WARNING: unable to set language: %s' % str(err)) + return + + # No authentication to be performed + if username is None: return # Log in @@ -514,10 +526,10 @@ class YoutubeIE(InfoExtractor): self.report_login() login_results = urllib2.urlopen(request).read() if re.search(r'(?i)]* name="loginForm"', login_results) is not None: - self.to_stderr(u'WARNING: unable to log in: bad username or password') + self._downloader.to_stderr(u'WARNING: unable to log in: bad username or password') return except (urllib2.URLError, httplib.HTTPException, socket.error), err: - self.to_stderr(u'WARNING: unable to log in: %s' % str(err)) + self._downloader.to_stderr(u'WARNING: unable to log in: %s' % str(err)) return # Confirm age @@ -530,25 +542,29 @@ class YoutubeIE(InfoExtractor): self.report_age_confirmation() age_results = urllib2.urlopen(request).read() except (urllib2.URLError, httplib.HTTPException, socket.error), err: - self.to_stderr(u'ERROR: unable to confirm age: %s' % str(err)) + self._downloader.trouble(u'ERROR: unable to confirm age: %s' % str(err)) return def _real_extract(self, url): # Extract video id from URL mobj = re.match(self._VALID_URL, url) if mobj is None: - self.to_stderr(u'ERROR: invalid URL: %s' % url) - return [None] + self._downloader.trouble(u'ERROR: invalid URL: %s' % url) + return video_id = mobj.group(2) # Downloader parameters format_param = None if self._downloader is not None: - params = self._downloader.get_params() + params = self._downloader.params format_param = params.get('format', None) # Extension - video_extension = {'18': 'mp4', '17': '3gp'}.get(format_param, 'flv') + video_extension = { + '17': '3gp', + '18': 'mp4', + '22': 'mp4', + }.get(format_param, 'flv') # Normalize URL, including format normalized_url = 'http://www.youtube.com/watch?v=%s&gl=US&hl=en' % video_id @@ -559,16 +575,16 @@ class YoutubeIE(InfoExtractor): self.report_webpage_download(video_id) video_webpage = urllib2.urlopen(request).read() except (urllib2.URLError, httplib.HTTPException, socket.error), err: - self.to_stderr(u'ERROR: unable to download video webpage: %s' % str(err)) - return [None] + self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err)) + return self.report_information_extraction(video_id) # "t" param mobj = re.search(r', "t": "([^"]+)"', video_webpage) if mobj is None: - self.to_stderr(u'ERROR: unable to extract "t" parameter') - return [None] - video_real_url = 'http://www.youtube.com/get_video?video_id=%s&t=%s' % (video_id, mobj.group(1)) + self._downloader.trouble(u'ERROR: unable to extract "t" parameter') + return + video_real_url = 'http://www.youtube.com/get_video?video_id=%s&t=%s&el=detailpage&ps=' % (video_id, mobj.group(1)) if format_param is not None: video_real_url = '%s&fmt=%s' % (video_real_url, format_param) self.report_video_url(video_id, video_real_url) @@ -576,38 +592,39 @@ class YoutubeIE(InfoExtractor): # uploader mobj = re.search(r"var watchUsername = '([^']+)';", video_webpage) if mobj is None: - self.to_stderr(u'ERROR: unable to extract uploader nickname') - return [None] + self._downloader.trouble(u'ERROR: unable to extract uploader nickname') + return video_uploader = mobj.group(1) # title mobj = re.search(r'(?im)YouTube - ([^<]*)', video_webpage) if mobj is None: - self.to_stderr(u'ERROR: unable to extract video title') - return [None] + self._downloader.trouble(u'ERROR: unable to extract video title') + return video_title = mobj.group(1).decode('utf-8') - video_title = re.sub(ur'(?u)&(.+?);', lambda x: unichr(htmlentitydefs.name2codepoint[x.group(1)]), video_title) + video_title = re.sub(ur'(?u)&(.+?);', self.htmlentity_transform, video_title) video_title = video_title.replace(os.sep, u'%') # simplified title simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title) simple_title = simple_title.strip(ur'_') - # Return information - return [{ + # Process video information + self._downloader.process_info({ 'id': video_id.decode('utf-8'), 'url': video_real_url.decode('utf-8'), 'uploader': video_uploader.decode('utf-8'), 'title': video_title, 'stitle': simple_title, 'ext': video_extension.decode('utf-8'), - }] + }) class MetacafeIE(InfoExtractor): """Information Extractor for metacafe.com.""" _VALID_URL = r'(?:http://)?(?:www\.)?metacafe\.com/watch/([^/]+)/([^/]+)/.*' _DISCLAIMER = 'http://www.metacafe.com/family_filter/' + _FILTER_POST = 'http://www.metacafe.com/f/index.php?inputType=filter&controllerGroup=user' _youtube_ie = None def __init__(self, youtube_ie, downloader=None): @@ -620,19 +637,19 @@ class MetacafeIE(InfoExtractor): def report_disclaimer(self): """Report disclaimer retrieval.""" - self.to_stdout(u'[metacafe] Retrieving disclaimer') + self._downloader.to_stdout(u'[metacafe] Retrieving disclaimer') def report_age_confirmation(self): """Report attempt to confirm age.""" - self.to_stdout(u'[metacafe] Confirming age') + self._downloader.to_stdout(u'[metacafe] Confirming age') def report_download_webpage(self, video_id): """Report webpage download.""" - self.to_stdout(u'[metacafe] %s: Downloading webpage' % video_id) + self._downloader.to_stdout(u'[metacafe] %s: Downloading webpage' % video_id) def report_extraction(self, video_id): """Report information extraction.""" - self.to_stdout(u'[metacafe] %s: Extracting information' % video_id) + self._downloader.to_stdout(u'[metacafe] %s: Extracting information' % video_id) def _real_initialize(self): # Retrieve disclaimer @@ -641,7 +658,7 @@ class MetacafeIE(InfoExtractor): self.report_disclaimer() disclaimer = urllib2.urlopen(request).read() except (urllib2.URLError, httplib.HTTPException, socket.error), err: - self.to_stderr(u'ERROR: unable to retrieve disclaimer: %s' % str(err)) + self._downloader.trouble(u'ERROR: unable to retrieve disclaimer: %s' % str(err)) return # Confirm age @@ -649,27 +666,28 @@ class MetacafeIE(InfoExtractor): 'filters': '0', 'submit': "Continue - I'm over 18", } - request = urllib2.Request('http://www.metacafe.com/', urllib.urlencode(disclaimer_form), std_headers) + request = urllib2.Request(self._FILTER_POST, urllib.urlencode(disclaimer_form), std_headers) try: self.report_age_confirmation() disclaimer = urllib2.urlopen(request).read() except (urllib2.URLError, httplib.HTTPException, socket.error), err: - self.to_stderr(u'ERROR: unable to confirm age: %s' % str(err)) + self._downloader.trouble(u'ERROR: unable to confirm age: %s' % str(err)) return def _real_extract(self, url): # Extract id and simplified title from URL mobj = re.match(self._VALID_URL, url) if mobj is None: - self.to_stderr(u'ERROR: invalid URL: %s' % url) - return [None] + self._downloader.trouble(u'ERROR: invalid URL: %s' % url) + return video_id = mobj.group(1) # Check if video comes from YouTube mobj2 = re.match(r'^yt-(.*)$', video_id) if mobj2 is not None: - return self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % mobj2.group(1)) + self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % mobj2.group(1)) + return simple_title = mobj.group(2).decode('utf-8') video_extension = 'flv' @@ -680,46 +698,136 @@ class MetacafeIE(InfoExtractor): self.report_download_webpage(video_id) webpage = urllib2.urlopen(request).read() except (urllib2.URLError, httplib.HTTPException, socket.error), err: - self.to_stderr(u'ERROR: unable retrieve video webpage: %s' % str(err)) - return [None] + self._downloader.trouble(u'ERROR: unable retrieve video webpage: %s' % str(err)) + return # Extract URL, uploader and title from webpage self.report_extraction(video_id) - mobj = re.search(r'(?m)"mediaURL":"(http.*?\.flv)"', webpage) + mobj = re.search(r'(?m)&mediaURL=(http.*?\.flv)', webpage) if mobj is None: - self.to_stderr(u'ERROR: unable to extract media URL') - return [None] - mediaURL = mobj.group(1).replace('\\', '') + self._downloader.trouble(u'ERROR: unable to extract media URL') + return + mediaURL = urllib.unquote(mobj.group(1)) - mobj = re.search(r'(?m)"gdaKey":"(.*?)"', webpage) + mobj = re.search(r'(?m)&gdaKey=(.*?)&', webpage) if mobj is None: - self.to_stderr(u'ERROR: unable to extract gdaKey') - return [None] + self._downloader.trouble(u'ERROR: unable to extract gdaKey') + return gdaKey = mobj.group(1) video_url = '%s?__gda__=%s' % (mediaURL, gdaKey) mobj = re.search(r'(?im)(.*) - Video', webpage) if mobj is None: - self.to_stderr(u'ERROR: unable to extract title') - return [None] + self._downloader.trouble(u'ERROR: unable to extract title') + return video_title = mobj.group(1).decode('utf-8') - mobj = re.search(r'(?m)
  • .*?Submitter:
    (.*?)
    • ', webpage) + mobj = re.search(r'(?ms)
  • .*?Submitter:.*?(.*?)<', webpage) if mobj is None: - self.to_stderr(u'ERROR: unable to extract uploader nickname') - return [None] - video_uploader = re.sub(r'<.*?>', '', mobj.group(1)) + self._downloader.trouble(u'ERROR: unable to extract uploader nickname') + return + video_uploader = mobj.group(1) - # Return information - return [{ + # Process video information + self._downloader.process_info({ 'id': video_id.decode('utf-8'), 'url': video_url.decode('utf-8'), 'uploader': video_uploader.decode('utf-8'), 'title': video_title, 'stitle': simple_title, 'ext': video_extension.decode('utf-8'), - }] + }) + + +class YoutubeSearchIE(InfoExtractor): + """Information Extractor for YouTube search queries.""" + _VALID_QUERY = r'ytsearch(\d+|all)?:[\s\S]+' + _TEMPLATE_URL = 'http://www.youtube.com/results?search_query=%s&page=%s&gl=US&hl=en' + _VIDEO_INDICATOR = r'href="/watch\?v=.+?"' + _MORE_PAGES_INDICATOR = r'>Next' + _youtube_ie = None + _max_youtube_results = 1000 + + def __init__(self, youtube_ie, downloader=None): + InfoExtractor.__init__(self, downloader) + self._youtube_ie = youtube_ie + + @staticmethod + def suitable(url): + return (re.match(YoutubeSearchIE._VALID_QUERY, url) is not None) + + def report_download_page(self, query, pagenum): + """Report attempt to download playlist page with given number.""" + self._downloader.to_stdout(u'[youtube] query "%s": Downloading page %s' % (query, pagenum)) + + def _real_initialize(self): + self._youtube_ie.initialize() + + def _real_extract(self, query): + mobj = re.match(self._VALID_QUERY, query) + if mobj is None: + self._downloader.trouble(u'ERROR: invalid search query "%s"' % query) + return + + prefix, query = query.split(':') + prefix = prefix[8:] + if prefix == '': + self._download_n_results(query, 1) + return + elif prefix == 'all': + self._download_n_results(query, self._max_youtube_results) + return + else: + try: + n = int(prefix) + if n <= 0: + self._downloader.trouble(u'ERROR: invalid download number %s for query "%s"' % (n, query)) + return + elif n > self._max_youtube_results: + self._downloader.to_stderr(u'WARNING: ytsearch returns max %i results (you requested %i)' % (self._max_youtube_results, n)) + n = self._max_youtube_results + self._download_n_results(query, n) + return + except ValueError: # parsing prefix as int fails + self._download_n_results(query, 1) + return + + def _download_n_results(self, query, n): + """Downloads a specified number of results for a query""" + + video_ids = [] + already_seen = set() + pagenum = 1 + + while True: + self.report_download_page(query, pagenum) + result_url = self._TEMPLATE_URL % (urllib.quote_plus(query), pagenum) + request = urllib2.Request(result_url, None, std_headers) + try: + page = urllib2.urlopen(request).read() + except (urllib2.URLError, httplib.HTTPException, socket.error), err: + self._downloader.trouble(u'ERROR: unable to download webpage: %s' % str(err)) + return + + # Extract video identifiers + for mobj in re.finditer(self._VIDEO_INDICATOR, page): + video_id = page[mobj.span()[0]:mobj.span()[1]].split('=')[2][:-1] + if video_id not in already_seen: + video_ids.append(video_id) + already_seen.add(video_id) + if len(video_ids) == n: + # Specified n videos reached + for id in video_ids: + self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id) + return + + if self._MORE_PAGES_INDICATOR not in page: + for id in video_ids: + self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id) + return + + pagenum = pagenum + 1 class YoutubePlaylistIE(InfoExtractor): """Information Extractor for YouTube playlists.""" @@ -740,7 +848,7 @@ class YoutubePlaylistIE(InfoExtractor): def report_download_page(self, playlist_id, pagenum): """Report attempt to download playlist page with given number.""" - self.to_stdout(u'[youtube] PL %s: Downloading page #%s' % (playlist_id, pagenum)) + self._downloader.to_stdout(u'[youtube] PL %s: Downloading page #%s' % (playlist_id, pagenum)) def _real_initialize(self): self._youtube_ie.initialize() @@ -749,8 +857,8 @@ class YoutubePlaylistIE(InfoExtractor): # Extract playlist id mobj = re.match(self._VALID_URL, url) if mobj is None: - self.to_stderr(u'ERROR: invalid url: %s' % url) - return [None] + self._downloader.trouble(u'ERROR: invalid url: %s' % url) + return # Download playlist pages playlist_id = mobj.group(1) @@ -763,8 +871,8 @@ class YoutubePlaylistIE(InfoExtractor): try: page = urllib2.urlopen(request).read() except (urllib2.URLError, httplib.HTTPException, socket.error), err: - self.to_stderr(u'ERROR: unable to download webpage: %s' % str(err)) - return [None] + self._downloader.trouble(u'ERROR: unable to download webpage: %s' % str(err)) + return # Extract video identifiers ids_in_page = [] @@ -777,10 +885,9 @@ class YoutubePlaylistIE(InfoExtractor): break pagenum = pagenum + 1 - information = [] for id in video_ids: - information.extend(self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id)) - return information + self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id) + return class PostProcessor(object): """Post Processor class. @@ -804,15 +911,6 @@ class PostProcessor(object): def __init__(self, downloader=None): self._downloader = downloader - def to_stdout(self, message): - """Print message to stdout if downloader is not in quiet mode.""" - if self._downloader is None or not self._downloader.get_params().get('quiet', False): - print message - - def to_stderr(self, message): - """Print message to stderr.""" - print >>sys.stderr, message - def set_downloader(self, downloader): """Sets the downloader for this PP.""" self._downloader = downloader @@ -852,7 +950,7 @@ if __name__ == '__main__': # Parse command line parser = optparse.OptionParser( usage='Usage: %prog [options] url...', - version='2009.01.31', + version='2009.04.25', conflict_handler='resolve', ) parser.add_option('-h', '--help', @@ -881,16 +979,18 @@ if __name__ == '__main__': action='store_true', dest='gettitle', help='simulate, quiet but print title', default=False) parser.add_option('-f', '--format', dest='format', metavar='FMT', help='video format code') - parser.add_option('-b', '--best-quality', - action='store_const', dest='format', help='alias for -f 18', const='18') parser.add_option('-m', '--mobile-version', action='store_const', dest='format', help='alias for -f 17', const='17') + parser.add_option('-d', '--high-def', + action='store_const', dest='format', help='alias for -f 22', const='22') parser.add_option('-i', '--ignore-errors', action='store_true', dest='ignoreerrors', help='continue on download errors', default=False) parser.add_option('-r', '--rate-limit', dest='ratelimit', metavar='L', help='download rate limit (e.g. 50k or 44.6m)') parser.add_option('-a', '--batch-file', dest='batchfile', metavar='F', help='file containing URLs to download') + parser.add_option('-w', '--no-overwrites', + action='store_true', dest='nooverwrites', help='do not overwrite files', default=False) (opts, args) = parser.parse_args() # Batch file verification @@ -925,11 +1025,9 @@ if __name__ == '__main__': youtube_ie = YoutubeIE() metacafe_ie = MetacafeIE(youtube_ie) youtube_pl_ie = YoutubePlaylistIE(youtube_ie) + youtube_search_ie = YoutubeSearchIE(youtube_ie) # File downloader - charset = locale.getdefaultlocale()[1] - if charset is None: - charset = 'ascii' fd = FileDownloader({ 'usenetrc': opts.usenetrc, 'username': opts.username, @@ -939,13 +1037,15 @@ if __name__ == '__main__': 'forcetitle': opts.gettitle, 'simulate': (opts.simulate or opts.geturl or opts.gettitle), 'format': opts.format, - 'outtmpl': ((opts.outtmpl is not None and opts.outtmpl.decode(charset)) + 'outtmpl': ((opts.outtmpl is not None and opts.outtmpl.decode(locale.getpreferredencoding())) or (opts.usetitle and u'%(stitle)s-%(id)s.%(ext)s') or (opts.useliteral and u'%(title)s-%(id)s.%(ext)s') or u'%(id)s.%(ext)s'), 'ignoreerrors': opts.ignoreerrors, 'ratelimit': opts.ratelimit, + 'nooverwrites': opts.nooverwrites, }) + fd.add_info_extractor(youtube_search_ie) fd.add_info_extractor(youtube_pl_ie) fd.add_info_extractor(metacafe_ie) fd.add_info_extractor(youtube_ie)