]> Raphaƫl G. Git Repositories - youtubedl/blobdiff - youtube-dl
Imported Upstream version 2006.11.12
[youtubedl] / youtube-dl
index dbd40b7bbcde8a7baccbf956eb37d327656ab771..0c2a48fec8c922d959ca22cbe98858a80a55a275 100755 (executable)
 #
 import sys
 import optparse
+import httplib
 import urllib2
 import re
 
-# Exit status constants
-exit_failure = 1
-exit_success = 0
+# First off, check Python and refuse to run
+if sys.hexversion < 0x020400f0:
+       sys.exit('Error: Python 2.4 or later needed to run the program')
 
 # Global constants
 const_video_url_str = 'http://www.youtube.com/watch?v=%s'
-const_video_url_re = re.compile(r'http://(?:www\.)?youtube\.com/(?:v/|(?:watch)?\?v=)([^&]+).*')
-const_login_url_str = 'http://www.youtube.com/signup?next=/'
-const_login_post_str = 'current_form=loginForm&next=%%2F&username=%s&password=%s&action_login=Log+In'
+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\?video_id=([^&]+)&.*t=([^&]+)&', re.M)
-const_video_url_real_str = 'http://www.youtube.com/get_video?video_id=%s&t=%s'
+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_1k = 1024
 const_block_size = 10 * const_1k
 
 # Print error message, followed by standard advice information, and then exit
 def error_advice_exit(error_text):
-       global exit_failure
        sys.stderr.write('Error: %s.\n' % error_text)
        sys.stderr.write('Try again several times. It may be a temporal problem.\n')
        sys.stderr.write('Other typical problems:\n\n')
@@ -59,8 +59,9 @@ def error_advice_exit(error_text):
        sys.stderr.write('\tYouTube changed their system, and the program no longer works.\n')
        sys.stderr.write('\nTry to confirm you are able to view the video using a web browser.\n')
        sys.stderr.write('Use the same video URL and account information, if needed, with this program.\n')
+       sys.stderr.write('When using a proxy, make sure http_proxy has http://host:port format.\n')
        sys.stderr.write('Try again several times and contact me if the problem persists.\n')
-       sys.exit(exit_failure)
+       sys.exit('\n')
 
 # Wrapper to create custom requests with typical headers
 def request_create(url, data=None):
@@ -68,7 +69,7 @@ def request_create(url, data=None):
        if not data is None:
                retval.add_data(data)
        # Try to mimic Firefox, at least a little bit
-       retval.add_header('User-Agent', 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.0.6) Gecko/20060728 Firefox/1.5.0.6')
+       retval.add_header('User-Agent', 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1) Gecko/20061010 Firefox/2.0')
        retval.add_header('Accept-Charset', 'ISO-8859-1,utf-8;q=0.7,*;q=0.7')
        retval.add_header('Accept', 'text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5')
        retval.add_header('Accept-Language', 'en-us,en;q=0.5')
@@ -94,7 +95,7 @@ def cond_print(str):
 
 # Create the command line options parser and parse command line
 cmdl_usage = 'usage: %prog [options] video_url'
-cmdl_version = '2006.08.28'
+cmdl_version = '2006.11.12'
 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')
@@ -108,13 +109,13 @@ cmdl_parser.add_option('-s', '--simulate', action='store_true', dest='simulate',
 # Get video URL
 if len(cmdl_args) != 1:
        cmdl_parser.print_help()
-       sys.exit(exit_failure)
+       sys.exit('\n')
 video_url_cmdl = cmdl_args[0]
 
 # Verify video URL format and convert to "standard" format
 video_url_mo = const_video_url_re.match(video_url_cmdl)
 if video_url_mo is None:
-       sys.exit('Error: URL does not seem to be a youtube video URL. If it is, report a bug.\n')
+       sys.exit('Error: URL does not seem to be a youtube video URL. If it is, report a bug.')
 video_url_id = video_url_mo.group(1)
 video_url = const_video_url_str % video_url_id
 
@@ -146,7 +147,8 @@ if not cmdl_opts.simulate:
        except (OSError, IOError):
                sys.exit('Error: unable to open %s for writing.' % video_filename)
 
-# Install cookie handler
+# Install cookie and proxy handlers
+urllib2.install_opener(urllib2.build_opener(urllib2.ProxyHandler()))
 urllib2.install_opener(urllib2.build_opener(urllib2.HTTPCookieProcessor()))
 
 # Login and confirm age if needed
@@ -154,15 +156,15 @@ if not cmdl_opts.username is None:
        try:
                # Log in
                cond_print('Logging in... ')
-               perform_request(const_login_url_str, const_login_post_str % (cmdl_opts.username, cmdl_opts.password)).read()
+               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')
 
-       except (urllib2.URLError, ValueError):
+       except (urllib2.URLError, ValueError, httplib.HTTPException, TypeError):
                cond_print('failed.\n')
                error_advice_exit('unable to login')
 
        except KeyboardInterrupt:
-               sys.exit(exit_failure)
+               sys.exit('\n')
 
        try:
                # Get age confirmation cookie
@@ -170,26 +172,25 @@ if not cmdl_opts.username is None:
                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):
+       except (urllib2.URLError, ValueError, httplib.HTTPException, TypeError):
                cond_print('failed.\n')
                error_advice_exit('unable to confirm age')
 
        except KeyboardInterrupt:
-               sys.exit(exit_failure)
+               sys.exit('\n')
 
 # Retrieve video webpage
 try:
        cond_print('Retrieving video webpage... ')
        video_webpage = perform_request(video_url).read()
+       cond_print('done.\n')
 
-except (urllib2.URLError, ValueError):
+except (urllib2.URLError, ValueError, httplib.HTTPException, TypeError):
        cond_print('failed.\n')
        error_advice_exit('unable to download video webpage')
 
 except KeyboardInterrupt:
-       sys.exit(exit_failure)
-
-cond_print('done.\n')
+       sys.exit('\n')
 
 # Extract needed video URL parameters
 try:
@@ -200,13 +201,12 @@ try:
                cond_print('failed.\n')
                error_advice_exit('unable to extract URL parameters')
        
-       video_real_id = video_url_params_mo.group(1)
-       video_t_param = video_url_params_mo.group(2)
-       video_url_real = const_video_url_real_str % (video_real_id, video_t_param)
+       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(exit_failure)
+       sys.exit('\n')
 
 # Retrieve video data
 try:
@@ -233,14 +233,13 @@ try:
                video_block = video_data.read(const_block_size)
 
        video_file.close()
+       cond_print('done.\n')
+       cond_print('Video data saved to %s\n' % video_filename)
+       sys.exit()
 
-except (urllib2.URLError, ValueError):
+except (urllib2.URLError, ValueError, httplib.HTTPException, TypeError):
        cond_print('failed.\n')
        error_advice_exit('unable to download video data')
 
 except KeyboardInterrupt:
-       sys.exit(exit_failure)
-
-cond_print('done.\n')
-cond_print('Video data saved to %s\n' % video_filename)
-sys.exit()
+       sys.exit('\n')