Bump version number

LATEST_VERSION

@@ -1 +1 @@
-2009.05.23
+2009.05.25

youtube-dl

@@ -200,6 +200,14 @@ class FileDownloader(object):
 		multiplier = 1024.0 ** 'bkmgtpezy'.index(matchobj.group(2).lower())
 		return long(round(number * multiplier))
 
+	@staticmethod
+	def verify_url(url):
+		"""Verify a URL is valid and data could be downloaded."""
+		request = urllib2.Request(url, None, std_headers)
+		data = urllib2.urlopen(request)
+		data.read(1)
+		data.close()
+
 	def add_info_extractor(self, ie):
 		"""Add an InfoExtractor object to the end of the list."""
 		self._ies.append(ie)
@@ -265,16 +273,21 @@ class FileDownloader(object):
 
 	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:
+				self.verify_url(info_dict['url'])
+			except (OSError, IOError, urllib2.URLError, httplib.HTTPException, socket.error), err:
+				raise UnavailableFormatError
 
+			# 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())
+
+			return
+			
 		try:
 			template_dict = dict(info_dict)
 			template_dict['epoch'] = unicode(long(time.time()))
@@ -607,53 +620,53 @@ class YoutubeIE(InfoExtractor):
 				best_quality = True
 
 		while True:
+			# Extension
+			video_extension = self._video_extensions.get(format_param, 'flv')
+
+			# Normalize URL, including format
+			normalized_url = 'http://www.youtube.com/watch?v=%s&gl=US&hl=en' % video_id
+			if format_param is not None:
+				normalized_url = '%s&fmt=%s' % (normalized_url, format_param)
+			request = urllib2.Request(normalized_url, None, std_headers)
 			try:
-				# Extension
-				video_extension = self._video_extensions.get(format_param, 'flv')
+				self.report_webpage_download(video_id)
+				video_webpage = urllib2.urlopen(request).read()
+			except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+				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._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)
 
-				# Normalize URL, including format
-				normalized_url = 'http://www.youtube.com/watch?v=%s&gl=US&hl=en' % video_id
-				if format_param is not None:
-					normalized_url = '%s&fmt=%s' % (normalized_url, format_param)
-				request = urllib2.Request(normalized_url, None, std_headers)
-				try:
-					self.report_webpage_download(video_id)
-					video_webpage = urllib2.urlopen(request).read()
-				except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-					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._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)
+			# uploader
+			mobj = re.search(r"var watchUsername = '([^']+)';", video_webpage)
+			if mobj is None:
+				self._downloader.trouble(u'ERROR: unable to extract uploader nickname')
+				return
+			video_uploader = mobj.group(1)
 
-				# uploader
-				mobj = re.search(r"var watchUsername = '([^']+)';", video_webpage)
-				if mobj is None:
-					self._downloader.trouble(u'ERROR: unable to extract uploader nickname')
-					return
-				video_uploader = mobj.group(1)
+			# title
+			mobj = re.search(r'(?im)<title>YouTube - ([^<]*)</title>', video_webpage)
+			if mobj is 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)&(.+?);', self.htmlentity_transform, video_title)
+			video_title = video_title.replace(os.sep, u'%')
 
-				# title
-				mobj = re.search(r'(?im)<title>YouTube - ([^<]*)</title>', video_webpage)
-				if mobj is 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)&(.+?);', 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'_')
+			# simplified title
+			simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title)
+			simple_title = simple_title.strip(ur'_')
 
+			try:
 				# Process video information
 				self._downloader.process_info({
 					'id':		video_id.decode('utf-8'),
@@ -1016,7 +1029,7 @@ if __name__ == '__main__':
 		# Parse command line
 		parser = optparse.OptionParser(
 			usage='Usage: %prog [options] url...',
-			version='2009.05.23',
+			version='2009.05.25',
 			conflict_handler='resolve',
 		)
 
@@ -1104,13 +1117,6 @@ if __name__ == '__main__':
 			if numeric_limit is None:
 				parser.error(u'invalid rate limit specified')
 			opts.ratelimit = numeric_limit
-		if opts.format is not None and len(opts.format) > 1:
-			parser.error(u'pass at most one of the video format option flags (-f, -b, -m, -d)')
-		if opts.format is None:
-			real_format = None
-		else:
-			real_format = opts.format[0]
-
 
 		# Information extractors
 		youtube_ie = YoutubeIE()
@@ -1127,7 +1133,7 @@ if __name__ == '__main__':
 			'forceurl': opts.geturl,
 			'forcetitle': opts.gettitle,
 			'simulate': (opts.simulate or opts.geturl or opts.gettitle),
-			'format': real_format,
+			'format': opts.format,
 			'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')