import httplib
import urllib2
import re
+import string
+import os
# First off, check Python and refuse to run
if sys.hexversion < 0x020400f0:
# Global constants
const_video_url_str = 'http://www.youtube.com/watch?v=%s'
-const_video_url_re = re.compile(r'http://(?:www\d*\.)?youtube\.com/(?:v/|(?:watch(?:\.php)?)?\?v=)([^&]+).*')
+const_video_url_re = re.compile(r'(?:http://)?(?:www\d*\.)?youtube\.com/(?:v/|(?:watch(?:\.php)?)?\?v=)([^&]+).*')
const_login_url_str = 'http://www.youtube.com/login?next=/watch%%3Fv%%3D%s'
const_login_post_str = 'current_form=loginForm&next=%%2Fwatch%%3Fv%%3D%s&username=%s&password=%s&action_login=Log+In'
const_age_url_str = 'http://www.youtube.com/verify_age?next_url=/watch%%3Fv%%3D%s'
const_age_post_str = 'next_url=%%2Fwatch%%3Fv%%3D%s&action_confirm=Confirm'
const_video_url_params_re = re.compile(r'player2\.swf\?([^"]+)"', re.M)
const_video_url_real_str = 'http://www.youtube.com/get_video?%s'
+const_video_title_re = re.compile(r'<title>YouTube - ([^<]*)</title>', re.M | re.I)
const_1k = 1024
const_block_size = 10 * const_1k
sys.stdout.write(str)
sys.stdout.flush()
+# Title string normalization
+def title_string_norm(title):
+ title = title.lower()
+ title = map(lambda x: x in string.whitespace and '_' or x, title)
+ title = filter(lambda x: x in string.lowercase or x in string.digits or x == '_', title)
+ return ''.join(title)
+
+# Generic download step
+def download_step(return_data_flag, step_title, step_error, url, post_data=None):
+ try:
+ cond_print('%s... ' % step_title)
+ data = perform_request(url, post_data).read()
+ cond_print('done.\n')
+ if return_data_flag:
+ return data
+ return None
+
+ except (urllib2.URLError, ValueError, httplib.HTTPException, TypeError):
+ cond_print('failed.\n')
+ error_advice_exit(step_error)
+
+ except KeyboardInterrupt:
+ sys.exit('\n')
+
+# Generic extract step
+def extract_step(step_title, step_error, regexp, data):
+ try:
+ cond_print('%s... ' % step_title)
+ match = regexp.search(data)
+
+ if match is None:
+ cond_print('failed.\n')
+ error_advice_exit(step_error)
+
+ extracted_data = match.group(1)
+ cond_print('done.\n')
+ return extracted_data
+
+ except KeyboardInterrupt:
+ sys.exit('\n')
+
# Create the command line options parser and parse command line
cmdl_usage = 'usage: %prog [options] video_url'
-cmdl_version = '2006.11.12'
+cmdl_version = '2006.12.07'
cmdl_parser = optparse.OptionParser(usage=cmdl_usage, version=cmdl_version, conflict_handler='resolve')
cmdl_parser.add_option('-h', '--help', action='help', help='print this help text and exit')
cmdl_parser.add_option('-v', '--version', action='version', help='print program version and exit')
cmdl_parser.add_option('-o', '--output', dest='outfile', metavar='FILE', help='output video file name')
cmdl_parser.add_option('-q', '--quiet', action='store_true', dest='quiet', help='activates quiet mode')
cmdl_parser.add_option('-s', '--simulate', action='store_true', dest='simulate', help='do not download video')
+cmdl_parser.add_option('-t', '--title', action='store_true', dest='use_title', help='use title in file name')
(cmdl_opts, cmdl_args) = cmdl_parser.parse_args()
# Get video URL
if not cmdl_opts.outfile is None and cmdl_opts.simulate:
sys.stderr.write('Warning: video file name given but will not be used.\n')
+if not cmdl_opts.outfile is None and cmdl_opts.use_title:
+ sys.exit('Error: using the video title conflicts with using a given file name.')
+
+# Verify both or none present
+if ((cmdl_opts.username is None and not cmdl_opts.password is None) or
+ (not cmdl_opts.username is None and cmdl_opts.password is None)):
+ sys.exit('Error: both username and password must be given, or none.')
+
# Get output file name
if cmdl_opts.outfile is None:
video_filename = '%s.flv' % video_url_id
if not video_filename.lower().endswith('.flv'):
sys.stderr.write('Warning: video file name does not end in .flv\n')
-# Verify both or none present
-if ((cmdl_opts.username is None and not cmdl_opts.password is None) or
- (not cmdl_opts.username is None and cmdl_opts.password is None)):
- sys.exit('Error: both username and password must be given, or none.')
-
# Test writable file
if not cmdl_opts.simulate:
try:
urllib2.install_opener(urllib2.build_opener(urllib2.ProxyHandler()))
urllib2.install_opener(urllib2.build_opener(urllib2.HTTPCookieProcessor()))
-# Login and confirm age if needed
+# Log in and confirm age if needed
if not cmdl_opts.username is None:
- try:
- # Log in
- cond_print('Logging in... ')
- perform_request(const_login_url_str % video_url_id, const_login_post_str % (video_url_id, cmdl_opts.username, cmdl_opts.password)).read()
- cond_print('done.\n')
+ url = const_login_url_str % video_url_id
+ post = const_login_post_str % (video_url_id, cmdl_opts.username, cmdl_opts.password)
+ download_step(False, 'Logging in', 'unable to log in', url, post)
- except (urllib2.URLError, ValueError, httplib.HTTPException, TypeError):
- cond_print('failed.\n')
- error_advice_exit('unable to login')
-
- except KeyboardInterrupt:
- sys.exit('\n')
-
- try:
- # Get age confirmation cookie
- cond_print('Confirming age... ')
- perform_request(const_age_url_str % video_url_id, const_age_post_str % video_url_id).read()
- cond_print('done.\n')
-
- except (urllib2.URLError, ValueError, httplib.HTTPException, TypeError):
- cond_print('failed.\n')
- error_advice_exit('unable to confirm age')
-
- except KeyboardInterrupt:
- sys.exit('\n')
+ url = const_age_url_str % video_url_id
+ post = const_age_post_str % video_url_id
+ download_step(False, 'Confirming age', 'unable to confirm age', url, post)
# Retrieve video webpage
-try:
- cond_print('Retrieving video webpage... ')
- video_webpage = perform_request(video_url).read()
- cond_print('done.\n')
+video_webpage = download_step(True, 'Retrieving video webpage', 'unable to retrieve video webpage', video_url)
-except (urllib2.URLError, ValueError, httplib.HTTPException, TypeError):
- cond_print('failed.\n')
- error_advice_exit('unable to download video webpage')
-
-except KeyboardInterrupt:
- sys.exit('\n')
+# Extract video title if needed
+if cmdl_opts.use_title:
+ video_title = extract_step('Extracting video title', 'unable to extract video title', const_video_title_re, video_webpage)
# Extract needed video URL parameters
-try:
- cond_print('Extracting video URL parameters... ')
- video_url_params_mo = const_video_url_params_re.search(video_webpage)
-
- if video_url_params_mo is None:
- cond_print('failed.\n')
- error_advice_exit('unable to extract URL parameters')
-
- video_url_params = video_url_params_mo.group(1)
- video_url_real = const_video_url_real_str % video_url_params
- cond_print('done.\n')
-
-except KeyboardInterrupt:
- sys.exit('\n')
+video_url_params = extract_step('Extracting video URL parameters', 'unable to extract URL parameters', const_video_url_params_re, video_webpage)
+video_url_real = const_video_url_real_str % video_url_params
# Retrieve video data
try:
cond_print('Retrieving video data... ')
video_file = open(video_filename, 'wb')
try:
- video_len_str = '%sk' % to_k(int(video_data.info()['Content-length']))
+ video_len_str = '%sk' % to_k(long(video_data.info()['Content-length']))
except KeyError:
video_len_str = '(unknown)'
video_file.close()
cond_print('done.\n')
cond_print('Video data saved to %s\n' % video_filename)
- sys.exit()
except (urllib2.URLError, ValueError, httplib.HTTPException, TypeError):
cond_print('failed.\n')
except KeyboardInterrupt:
sys.exit('\n')
+
+# Rename video file if needed
+if cmdl_opts.use_title:
+ try:
+ final_filename = '%s-%s.flv' % (title_string_norm(video_title), video_url_id)
+ os.rename(video_filename, final_filename)
+ cond_print('Video file renamed to %s\n' % final_filename)
+
+ except OSError:
+ sys.stderr.write('Warning: unable to rename file.\n')
+
+ except KeyboardInterrupt:
+ sys.exit('\n')
+
+# Finish
+sys.exit()
Rapsys Git / youtubedl / blobdiff