X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube-dl;h=e3eb8774caa258ddbaa51323938fbd36c4fc170d;hb=7b8af56340bcc7521bb05da14d2dce6d949ce916;hp=3f20da590a5b0bf198f4843ae9955dfb0f281451;hpb=535267857601e4962d57108d5c7a755166a4ecff;p=youtube-dl diff --git a/youtube-dl b/youtube-dl index 3f20da590..e3eb8774c 100755 --- a/youtube-dl +++ b/youtube-dl @@ -1,844 +1,89 @@ #!/usr/bin/env python -# -*- coding: utf-8 -*- -# Author: Ricardo Garcia Gonzalez -# License: Public domain code -import htmlentitydefs -import httplib -import math -import netrc -import os -import os.path -import re -import socket -import string -import sys -import time -import urllib -import urllib2 -std_headers = { - 'User-Agent': 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.1) Gecko/2008070208 Firefox/3.0.1', - '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', -} - -simple_title_chars = string.ascii_letters.decode('ascii') + string.digits.decode('ascii') - -class DownloadError(Exception): - """Download Error exception. - - This exception may be thrown by FileDownloader objects if they are not - configured to continue on errors. They will contain the appropriate - error message. - """ - pass - -class SameFileError(Exception): - """Same File exception. - - This exception will be thrown by FileDownloader objects if they detect - multiple files would have to be downloaded to the same file on disk. - """ - pass - -class FileDownloader(object): - """File Downloader class. - - File downloader objects are the ones responsible of downloading the - actual video file and writing it to disk if the user has requested - it, among some other tasks. In most cases there should be one per - program. As, given a video URL, the downloader doesn't know how to - extract all the needed information, task that InfoExtractors do, it - has to pass the URL to one of them. - - 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. - - 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". - - Available options: - - username: Username for authentication purposes. - password: Password for authentication purposes. - usenetrc: Use netrc for authentication instead. - quiet: Do not print messages to stdout. - forceurl: Force printing final URL. - forcetitle: Force printing title. - simulate: Do not download the video files. - format: Video format code. - outtmpl: Template for output names. - ignoreerrors: Do not stop on download errors. - ratelimit: Download speed limit, in bytes/sec. - """ - - _params = None - _ies = [] - - def __init__(self, params): - """Create a FileDownloader object with the given options.""" - self._ies = [] - self.set_params(params) - - @staticmethod - def pmkdir(filename): - """Create directory components in filename. Similar to Unix "mkdir -p".""" - components = filename.split(os.sep) - aggregate = [os.sep.join(components[0:x]) for x in xrange(1, len(components))] - aggregate = ['%s%s' % (x, os.sep) for x in aggregate] # Finish names with separator - for dir in aggregate: - if not os.path.exists(dir): - os.mkdir(dir) - - @staticmethod - def format_bytes(bytes): - if bytes is None: - return 'N/A' - if bytes == 0: - exponent = 0 - else: - exponent = long(math.log(float(bytes), 1024.0)) - suffix = 'bkMGTPEZY'[exponent] - converted = float(bytes) / float(1024**exponent) - return '%.2f%s' % (converted, suffix) - - @staticmethod - def calc_percent(byte_counter, data_len): - if data_len is None: - return '---.-%' - return '%6s' % ('%3.1f%%' % (float(byte_counter) / float(data_len) * 100.0)) - - @staticmethod - def calc_eta(start, now, total, current): - if total is None: - return '--:--' - dif = now - start - if current == 0 or dif < 0.001: # One millisecond - return '--:--' - rate = float(current) / dif - eta = long((float(total) - float(current)) / rate) - (eta_mins, eta_secs) = divmod(eta, 60) - if eta_mins > 99: - return '--:--' - return '%02d:%02d' % (eta_mins, eta_secs) - - @staticmethod - def calc_speed(start, now, bytes): - dif = now - start - if bytes == 0 or dif < 0.001: # One millisecond - return '%10s' % '---b/s' - return '%10s' % ('%s/s' % FileDownloader.format_bytes(float(bytes) / dif)) - - @staticmethod - def best_block_size(elapsed_time, bytes): - new_min = max(bytes / 2.0, 1.0) - new_max = min(max(bytes * 2.0, 1.0), 4194304) # Do not surpass 4 MB - if elapsed_time < 0.001: - return int(new_max) - rate = bytes / elapsed_time - if rate > new_max: - return int(new_max) - if rate < new_min: - return int(new_min) - return int(rate) - - @staticmethod - def parse_bytes(bytestr): - """Parse a string indicating a byte quantity into a long integer.""" - matchobj = re.match(r'(?i)^(\d+(?:\.\d+)?)([kMGTPEZY]?)$', bytestr) - if matchobj is None: - return None - number = float(matchobj.group(1)) - 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) - ie.set_downloader(self) - - 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]), - sys.stdout.flush() - - def to_stderr(self, message): - """Print message to stderr.""" - print >>sys.stderr, message - - def fixed_template(self): - """Checks if the output template is fixed.""" - 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. - """ - if message is not None: - self.to_stderr(message) - if not self._params.get('ignoreerrors', False): - raise DownloadError(message) - return 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) - if rate_limit is None or byte_counter == 0: - return - now = time.time() - elapsed = now - start_time - if elapsed <= 0.0: - return - speed = float(byte_counter) / elapsed - if speed > rate_limit: - time.sleep((byte_counter - rate_limit * (now - start_time)) / rate_limit) - - def report_destination(self, filename): - """Report destination filename.""" - self.to_stdout(u'[download] Destination: %s' % filename) - - def report_progress(self, percent_str, data_len_str, speed_str, eta_str): - """Report download progress.""" - self.to_stdout(u'\r[download] %s of %s at %s ETA %s' % - (percent_str, data_len_str, speed_str, eta_str), skip_eol=True) - - def report_finish(self): - """Report download finished.""" - self.to_stdout(u'') - - 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']) - - for url in url_list: - suitable_found = False - for ie in self._ies: - 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 - break - if not suitable_found: - retcode = self.trouble('ERROR: no suitable InfoExtractor: %s' % url) - - return retcode - - def _do_download(self, stream, url): - request = urllib2.Request(url, None, std_headers) - data = urllib2.urlopen(request) - data_len = data.info().get('Content-length', None) - data_len_str = self.format_bytes(data_len) - byte_counter = 0 - block_size = 1024 - start = time.time() - while True: - # Progress message - percent_str = self.calc_percent(byte_counter, data_len) - eta_str = self.calc_eta(start, time.time(), data_len, byte_counter) - speed_str = self.calc_speed(start, time.time(), byte_counter) - self.report_progress(percent_str, data_len_str, speed_str, eta_str) - - # Download and write - before = time.time() - data_block = data.read(block_size) - after = time.time() - data_block_len = len(data_block) - if data_block_len == 0: - break - byte_counter += data_block_len - stream.write(data_block) - block_size = self.best_block_size(after - before, data_block_len) - - # Apply rate limit - self.slow_down(start, byte_counter) - - self.report_finish() - if data_len is not None and str(byte_counter) != data_len: - raise ValueError('Content too short: %s/%s bytes' % (byte_counter, data_len)) - -class InfoExtractor(object): - """Information Extractor class. - - 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 - the following fields: - - id: Video identifier. - url: Final video URL. - uploader: Nickname of the video uploader. - title: Literal title. - stitle: Simplified title. - ext: Video filename extension. - - Subclasses of this one should re-define the _real_initialize() and - _real_extract() methods, as well as the suitable() static method. - Probably, they should also be instantiated and added to the main - downloader. - """ - - _ready = False - _downloader = None - - def __init__(self, downloader=None): - """Constructor. Receives an optional downloader.""" - self._ready = False - self.set_downloader(downloader) - - @staticmethod - def suitable(url): - """Receives a URL and returns True if suitable for this IE.""" - return False - - def initialize(self): - """Initializes an instance (authentication, etc).""" - if not self._ready: - self._real_initialize() - self._ready = True - - def extract(self, url): - """Extracts URL information and returns it in list of dicts.""" - self.initialize() - return self._real_extract(url) - - def set_downloader(self, downloader): - """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 - - def _real_extract(self, url): - """Real extraction process. Redefine in subclasses.""" - pass - -class YoutubeIE(InfoExtractor): - """Information extractor for youtube.com.""" - - _VALID_URL = r'^((?:http://)?(?:\w+\.)?youtube\.com/(?:(?:v/)|(?:(?:watch(?:\.php)?)?\?(?:.+&)?v=)))?([0-9A-Za-z_-]+)(?(1).+)?$' - _LOGIN_URL = 'http://www.youtube.com/login?next=/' - _AGE_URL = 'http://www.youtube.com/verify_age?next_url=/' - _NETRC_MACHINE = 'youtube' - - @staticmethod - def suitable(url): - return (re.match(YoutubeIE._VALID_URL, url) is not None) - - def report_login(self): - """Report attempt to log in.""" - self.to_stdout(u'[youtube] Logging in') - - def report_age_confirmation(self): - """Report attempt to confirm age.""" - self.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) - - def report_information_extraction(self, video_id): - """Report attempt to extract video information.""" - self.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)) - - def _real_initialize(self): - if self._downloader is None: - return - - username = None - password = None - downloader_params = self._downloader.get_params() - - # Attempt to use provided username and password or .netrc data - if downloader_params.get('username', None) is not None: - username = downloader_params['username'] - password = downloader_params['password'] - elif downloader_params.get('usenetrc', False): - try: - info = netrc.netrc().authenticators(self._NETRC_MACHINE) - if info is not None: - username = info[0] - password = info[2] - 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)) - return - - # No authentication to be performed - if username is None: - return - - # Log in - login_form = { - 'current_form': 'loginForm', - 'next': '/', - 'action_login': 'Log In', - 'username': username, - 'password': password, - } - request = urllib2.Request(self._LOGIN_URL, urllib.urlencode(login_form), std_headers) - try: - 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') - return - except (urllib2.URLError, httplib.HTTPException, socket.error), err: - self.to_stderr(u'WARNING: unable to log in: %s' % str(err)) - return - - # Confirm age - age_form = { - 'next_url': '/', - 'action_confirm': 'Confirm', - } - request = urllib2.Request(self._AGE_URL, urllib.urlencode(age_form), std_headers) - try: - 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)) - 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] - video_id = mobj.group(2) - - # Downloader parameters - format_param = None - if self._downloader is not None: - params = self._downloader.get_params() - format_param = params.get('format', None) - - # Extension - video_extension = {'18': 'mp4', '17': '3gp'}.get(format_param, 'flv') - - # Normalize URL, including format - normalized_url = 'http://www.youtube.com/watch?v=%s' % 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.to_stderr(u'ERROR: unable to download video webpage: %s' % str(err)) - return [None] - 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)) - 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.to_stderr(u'ERROR: unable to extract uploader nickname') - return [None] - 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] - 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 = 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 [{ - '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/disclaimer' - _youtube_ie = None - - def __init__(self, youtube_ie, downloader=None): - InfoExtractor.__init__(self, downloader) - self._youtube_ie = youtube_ie - - @staticmethod - def suitable(url): - return (re.match(MetacafeIE._VALID_URL, url) is not None) - - def report_disclaimer(self): - """Report disclaimer retrieval.""" - self.to_stdout(u'[metacafe] Retrieving disclaimer') - - def report_age_confirmation(self): - """Report attempt to confirm age.""" - self.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) - - def report_extraction(self, video_id): - """Report information extraction.""" - self.to_stdout(u'[metacafe] %s: Extracting information' % video_id) - - def _real_initialize(self): - # Retrieve disclaimer - request = urllib2.Request(self._DISCLAIMER, None, std_headers) - try: - 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)) - return - - # Confirm age - disclaimer_form = { - 'allowAdultContent': '1', - 'submit': "Continue - I'm over 18", - } - request = urllib2.Request('http://www.metacafe.com/watch/', 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)) - 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] - - 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)) - - simple_title = mobj.group(2).decode('utf-8') - video_extension = 'flv' - - # Retrieve video webpage to extract further information - request = urllib2.Request('http://www.metacafe.com/watch/%s/' % video_id) - try: - 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] - - # Extract URL, uploader and title from webpage - self.report_extraction(video_id) - 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('\\', '') - - mobj = re.search(r'(?m)"gdaKey":"(.*?)"', webpage) - if mobj is None: - self.to_stderr(u'ERROR: unable to extract gdaKey') - return [None] - gdaKey = mobj.group(1) - - video_url = '%s?__gda__=%s' % (mediaURL, gdaKey) - - mobj = re.search(r'(?im).*?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)) - - # Return information - return [{ - '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 YoutubePlaylistIE(InfoExtractor): - """Information Extractor for YouTube playlists.""" - - _VALID_URL = r'(?:http://)?(?:\w+\.)?youtube.com/view_play_list\?p=(.+)' - _TEMPLATE_URL = 'http://www.youtube.com/view_play_list?p=%s&page=%s' - _VIDEO_INDICATOR = r'/watch\?v=(.+?)&' - _MORE_PAGES_INDICATOR = r'/view_play_list?p=%s&page=%s' - _youtube_ie = None - - def __init__(self, youtube_ie, downloader=None): - InfoExtractor.__init__(self, downloader) - self._youtube_ie = youtube_ie - - @staticmethod - def suitable(url): - return (re.match(YoutubePlaylistIE._VALID_URL, url) is not None) - - 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)) - - def _real_initialize(self): - self._youtube_ie.initialize() - - def _real_extract(self, url): - # 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] - - # Download playlist pages - playlist_id = mobj.group(1) - video_ids = [] - pagenum = 1 - - while True: - self.report_download_page(playlist_id, pagenum) - request = urllib2.Request(self._TEMPLATE_URL % (playlist_id, pagenum), None, std_headers) - 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] - - # Extract video identifiers - ids_in_page = set() - for mobj in re.finditer(self._VIDEO_INDICATOR, page): - ids_in_page.add(mobj.group(1)) - video_ids.extend(list(ids_in_page)) - - if (self._MORE_PAGES_INDICATOR % (playlist_id, pagenum + 1)) not in page: - 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 - -if __name__ == '__main__': - try: - # Modules needed only when running the main program - import getpass - import optparse - - # General configuration - urllib2.install_opener(urllib2.build_opener(urllib2.ProxyHandler())) - urllib2.install_opener(urllib2.build_opener(urllib2.HTTPCookieProcessor())) - socket.setdefaulttimeout(300) # 5 minutes should be enough (famous last words) - - # Parse command line - parser = optparse.OptionParser( - usage='Usage: %prog [options] url...', - version='2008.07.26', - conflict_handler='resolve', - ) - parser.add_option('-h', '--help', - action='help', help='print this help text and exit') - parser.add_option('-v', '--version', - action='version', help='print program version and exit') - parser.add_option('-u', '--username', - dest='username', metavar='UN', help='account username') - parser.add_option('-p', '--password', - dest='password', metavar='PW', help='account password') - parser.add_option('-o', '--output', - dest='outtmpl', metavar='TPL', help='output filename template') - parser.add_option('-q', '--quiet', - action='store_true', dest='quiet', help='activates quiet mode', default=False) - parser.add_option('-s', '--simulate', - action='store_true', dest='simulate', help='do not download video', default=False) - parser.add_option('-t', '--title', - action='store_true', dest='usetitle', help='use title in file name', default=False) - parser.add_option('-l', '--literal', - action='store_true', dest='useliteral', help='use literal title in file name', default=False) - parser.add_option('-n', '--netrc', - action='store_true', dest='usenetrc', help='use .netrc authentication data', default=False) - parser.add_option('-g', '--get-url', - action='store_true', dest='geturl', help='simulate, quiet but print URL', default=False) - parser.add_option('-e', '--get-title', - 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('-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)') - (opts, args) = parser.parse_args() - - # Conflicting, missing and erroneous options - if len(args) < 1: - sys.exit(u'ERROR: you must provide at least one URL') - if opts.usenetrc and (opts.username is not None or opts.password is not None): - sys.exit(u'ERROR: using .netrc conflicts with giving username/password') - if opts.password is not None and opts.username is None: - sys.exit(u'ERROR: account username missing') - if opts.outtmpl is not None and (opts.useliteral or opts.usetitle): - sys.exit(u'ERROR: using output template conflicts with using title or literal title') - if opts.usetitle and opts.useliteral: - sys.exit(u'ERROR: using title conflicts with using literal title') - if opts.username is not None and opts.password is None: - opts.password = getpass.getpass(u'Type account password and press return:') - if opts.ratelimit is not None: - numeric_limit = FileDownloader.parse_bytes(opts.ratelimit) - if numeric_limit is None: - sys.exit(u'ERROR: invalid rate limit specified') - opts.ratelimit = numeric_limit - - # Information extractors - youtube_ie = YoutubeIE() - metacafe_ie = MetacafeIE(youtube_ie) - youtube_pl_ie = YoutubePlaylistIE(youtube_ie) - - # File downloader - fd = FileDownloader({ - 'usenetrc': opts.usenetrc, - 'username': opts.username, - 'password': opts.password, - 'quiet': (opts.quiet or opts.geturl or opts.gettitle), - 'forceurl': opts.geturl, - '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()) - 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, - }) - fd.add_info_extractor(youtube_pl_ie) - fd.add_info_extractor(metacafe_ie) - fd.add_info_extractor(youtube_ie) - retcode = fd.download(args) - sys.exit(retcode) - - except DownloadError: - sys.exit(1) - except SameFileError: - sys.exit(u'ERROR: fixed output name but more than one file to download') - except KeyboardInterrupt: - sys.exit(u'\nERROR: Interrupted by user') +import sys, os +import json, hashlib + +try: + import urllib.request as compat_urllib_request +except ImportError: # Python 2 + import urllib2 as compat_urllib_request + +def rsa_verify(message, signature, key): + from struct import pack + from hashlib import sha256 + from sys import version_info + def b(x): + if version_info[0] == 2: return x + else: return x.encode('latin1') + assert(type(message) == type(b(''))) + block_size = 0 + n = key[0] + while n: + block_size += 1 + n >>= 8 + signature = pow(int(signature, 16), key[1], key[0]) + raw_bytes = [] + while signature: + raw_bytes.insert(0, pack("B", signature & 0xFF)) + signature >>= 8 + signature = (block_size - len(raw_bytes)) * b('\x00') + b('').join(raw_bytes) + if signature[0:2] != b('\x00\x01'): return False + signature = signature[2:] + if not b('\x00') in signature: return False + signature = signature[signature.index(b('\x00'))+1:] + if not signature.startswith(b('\x30\x31\x30\x0D\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20')): return False + signature = signature[19:] + if signature != sha256(message).digest(): return False + return True + +sys.stderr.write(u'Hi! We changed distribution method and now youtube-dl needs to update itself one more time.\n') +sys.stderr.write(u'This will only happen once. Simply press enter to go on. Sorry for the trouble!\n') +sys.stderr.write(u'From now on, get the binaries from http://rg3.github.io/youtube-dl/download.html, not from the git repository.\n\n') + +try: + raw_input() +except NameError: # Python 3 + input() + +filename = sys.argv[0] + +UPDATE_URL = "http://rg3.github.io/youtube-dl/update/" +VERSION_URL = UPDATE_URL + 'LATEST_VERSION' +JSON_URL = UPDATE_URL + 'versions.json' +UPDATES_RSA_KEY = (0x9d60ee4d8f805312fdb15a62f87b95bd66177b91df176765d13514a0f1754bcd2057295c5b6f1d35daa6742c3ffc9a82d3e118861c207995a8031e151d863c9927e304576bc80692bc8e094896fcf11b66f3e29e04e3a71e9a11558558acea1840aec37fc396fb6b65dc81a1c4144e03bd1c011de62e3f1357b327d08426fe93, 65537) + +if not os.access(filename, os.W_OK): + sys.exit('ERROR: no write permissions on %s' % filename) + +try: + versions_info = compat_urllib_request.urlopen(JSON_URL).read().decode('utf-8') + versions_info = json.loads(versions_info) +except: + sys.exit(u'ERROR: can\'t obtain versions info. Please try again later.') +if not 'signature' in versions_info: + sys.exit(u'ERROR: the versions file is not signed or corrupted. Aborting.') +signature = versions_info['signature'] +del versions_info['signature'] +if not rsa_verify(json.dumps(versions_info, sort_keys=True).encode('utf-8'), signature, UPDATES_RSA_KEY): + sys.exit(u'ERROR: the versions file signature is invalid. Aborting.') + +version = versions_info['versions'][versions_info['latest']] + +try: + urlh = compat_urllib_request.urlopen(version['bin'][0]) + newcontent = urlh.read() + urlh.close() +except (IOError, OSError) as err: + sys.exit('ERROR: unable to download latest version') + +newcontent_hash = hashlib.sha256(newcontent).hexdigest() +if newcontent_hash != version['bin'][1]: + sys.exit(u'ERROR: the downloaded file hash does not match. Aborting.') + +try: + with open(filename, 'wb') as outf: + outf.write(newcontent) +except (IOError, OSError) as err: + sys.exit('ERROR: unable to overwrite current version') + +sys.stderr.write(u'Done! Now you can run youtube-dl.\n')