Beispiel #1
0
    def file_type(self):
        # Assume all YouTube/Vimeo links are video files
        if youtube.is_video_link(self.url) or vimeo.is_video_link(
                self.url) or escapist_videos.is_video_link(self.url):
            return 'video'

        return util.file_type_by_extension(self.extension())
Beispiel #2
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    def file_type(self):
        # Assume all YouTube/Vimeo links are video files
        if youtube.is_video_link(self.url) or vimeo.is_video_link(self.url) or escapist_videos.is_video_link(self.url):
            return "video"

        return util.file_type_by_extension(self.extension())
Beispiel #3
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    def local_filename(self, create, force_update=False, check_only=False, template=None, return_wanted_filename=False):
        """Get (and possibly generate) the local saving filename

        Pass create=True if you want this function to generate a
        new filename if none exists. You only want to do this when
        planning to create/download the file after calling this function.

        Normally, you should pass create=False. This will only
        create a filename when the file already exists from a previous
        version of gPodder (where we used md5 filenames). If the file
        does not exist (and the filename also does not exist), this
        function will return None.

        If you pass force_update=True to this function, it will try to
        find a new (better) filename and move the current file if this
        is the case. This is useful if (during the download) you get
        more information about the file, e.g. the mimetype and you want
        to include this information in the file name generation process.

        If check_only=True is passed to this function, it will never try
        to rename the file, even if would be a good idea. Use this if you
        only want to check if a file exists.

        If "template" is specified, it should be a filename that is to
        be used as a template for generating the "real" filename.

        The generated filename is stored in the database for future access.

        If return_wanted_filename is True, the filename will not be written to
        the database, but simply returned by this function (for use by the
        "import external downloads" feature).
        """
        if self.download_filename is None and (check_only or not create):
            return None

        ext = self.extension(may_call_local_filename=False).encode("utf-8", "ignore")

        if not check_only and (force_update or not self.download_filename):
            # Avoid and catch gPodder bug 1440 and similar situations
            if template == "":
                logger.warn("Empty template. Report this podcast URL %s", self.channel.url)
                template = None

            # Try to find a new filename for the current file
            if template is not None:
                # If template is specified, trust the template's extension
                episode_filename, ext = os.path.splitext(template)
            else:
                episode_filename, _ = util.filename_from_url(self.url)
            fn_template = util.sanitize_filename(episode_filename, self.MAX_FILENAME_LENGTH)

            if "redirect" in fn_template and template is None:
                # This looks like a redirection URL - force URL resolving!
                logger.warn("Looks like a redirection to me: %s", self.url)
                url = util.get_real_url(self.channel.authenticate_url(self.url))
                logger.info("Redirection resolved to: %s", url)
                episode_filename, _ = util.filename_from_url(url)
                fn_template = util.sanitize_filename(episode_filename, self.MAX_FILENAME_LENGTH)

            # Use title for YouTube, Vimeo and Soundcloud downloads
            if (
                youtube.is_video_link(self.url)
                or vimeo.is_video_link(self.url)
                or escapist_videos.is_video_link(self.url)
                or fn_template == "stream"
            ):
                sanitized = util.sanitize_filename(self.title, self.MAX_FILENAME_LENGTH)
                if sanitized:
                    fn_template = sanitized

            # If the basename is empty, use the md5 hexdigest of the URL
            if not fn_template or fn_template.startswith("redirect."):
                logger.error("Report this feed: Podcast %s, episode %s", self.channel.url, self.url)
                fn_template = hashlib.md5(self.url).hexdigest()

            # Find a unique filename for this episode
            wanted_filename = self.find_unique_file_name(fn_template, ext)

            if return_wanted_filename:
                # return the calculated filename without updating the database
                return wanted_filename

            # The old file exists, but we have decided to want a different filename
            if self.download_filename and wanted_filename != self.download_filename:
                # there might be an old download folder crawling around - move it!
                new_file_name = os.path.join(self.channel.save_dir, wanted_filename)
                old_file_name = os.path.join(self.channel.save_dir, self.download_filename)
                if os.path.exists(old_file_name) and not os.path.exists(new_file_name):
                    logger.info("Renaming %s => %s", old_file_name, new_file_name)
                    os.rename(old_file_name, new_file_name)
                elif force_update and not os.path.exists(old_file_name):
                    # When we call force_update, the file might not yet exist when we
                    # call it from the downloading code before saving the file
                    logger.info("Choosing new filename: %s", new_file_name)
                else:
                    logger.warn("%s exists or %s does not", new_file_name, old_file_name)
                logger.info('Updating filename of %s to "%s".', self.url, wanted_filename)
            elif self.download_filename is None:
                logger.info("Setting download filename: %s", wanted_filename)
            self.download_filename = wanted_filename
            self.save()

        return os.path.join(
            util.sanitize_encoding(self.channel.save_dir), util.sanitize_encoding(self.download_filename)
        )
Beispiel #4
0
    def from_feedparser_entry(cls, entry, channel):
        episode = cls(channel)
        episode.guid = entry.get('id', '')

        # Replace multi-space and newlines with single space (Maemo bug 11173)
        episode.title = re.sub('\s+', ' ', entry.get('title', ''))
        episode.link = entry.get('link', '')
        if 'content' in entry and len(entry['content']) and \
                entry['content'][0].get('type', '') == 'text/html':
            episode.description = entry['content'][0].value
        else:
            episode.description = entry.get('summary', '')

        # Fallback to subtitle if summary is not available
        if not episode.description:
            episode.description = entry.get('subtitle', '')

        try:
            total_time = 0

            # Parse iTunes-specific podcast duration metadata
            itunes_duration = entry.get('itunes_duration', '')
            if itunes_duration:
                total_time = util.parse_time(itunes_duration)

            # Parse time from YouTube descriptions if it's a YouTube feed
            if youtube.is_youtube_guid(episode.guid):
                result = re.search(r'Time:<[^>]*>\n<[^>]*>([:0-9]*)<',
                        episode.description)
                if result:
                    youtube_duration = result.group(1)
                    total_time = util.parse_time(youtube_duration)

            episode.total_time = total_time
        except:
            pass

        episode.published = feedcore.get_pubdate(entry)

        enclosures = entry.get('enclosures', [])
        media_rss_content = entry.get('media_content', [])
        audio_available = any(e.get('type', '').startswith('audio/') \
                for e in enclosures + media_rss_content)
        video_available = any(e.get('type', '').startswith('video/') \
                for e in enclosures + media_rss_content)

        # XXX: Make it possible for hooks/extensions to override this by
        # giving them a list of enclosures and the "self" object (podcast)
        # and letting them sort and/or filter the list of enclosures to
        # get the desired enclosure picked by the algorithm below.
        filter_and_sort_enclosures = lambda x: x

        # read the flattr auto-url, if exists
        payment_info = [link['href'] for link in entry.get('links', [])
            if link['rel'] == 'payment']
        if payment_info:
            episode.payment_url = sorted(payment_info, key=get_payment_priority)[0]

        # Enclosures
        for e in filter_and_sort_enclosures(enclosures):
            episode.mime_type = e.get('type', 'application/octet-stream')
            if episode.mime_type == '':
                # See Maemo bug 10036
                logger.warn('Fixing empty mimetype in ugly feed')
                episode.mime_type = 'application/octet-stream'

            if '/' not in episode.mime_type:
                continue

            # Skip images in feeds if audio or video is available (bug 979)
            # This must (and does) also look in Media RSS enclosures (bug 1430)
            if episode.mime_type.startswith('image/') and \
                    (audio_available or video_available):
                continue

            # If we have audio or video available later on, skip
            # 'application/octet-stream' data types (fixes Linux Outlaws)
            if episode.mime_type == 'application/octet-stream' and \
                    (audio_available or video_available):
                continue

            episode.url = util.normalize_feed_url(e.get('href', ''))
            if not episode.url:
                continue

            try:
                episode.file_size = int(e.length) or -1
            except:
                episode.file_size = -1

            return episode

        # Media RSS content
        for m in filter_and_sort_enclosures(media_rss_content):
            episode.mime_type = m.get('type', 'application/octet-stream')
            if '/' not in episode.mime_type:
                continue

            # Skip images in Media RSS if we have audio/video (bug 1444)
            if episode.mime_type.startswith('image/') and \
                    (audio_available or video_available):
                continue

            episode.url = util.normalize_feed_url(m.get('url', ''))
            if not episode.url:
                continue

            try:
                episode.file_size = int(m.get('filesize', 0)) or -1
            except:
                episode.file_size = -1

            try:
                episode.total_time = int(m.get('duration', 0)) or 0
            except:
                episode.total_time = 0

            return episode

        # Brute-force detection of any links
        for l in entry.get('links', ()):
            episode.url = util.normalize_feed_url(l.get('href', ''))
            if not episode.url:
                continue

            if (youtube.is_video_link(episode.url) or \
                    vimeo.is_video_link(episode.url)):
                return episode

            # Check if we can resolve this link to a audio/video file
            filename, extension = util.filename_from_url(episode.url)
            file_type = util.file_type_by_extension(extension)
            if file_type is None and hasattr(l, 'type'):
                extension = util.extension_from_mimetype(l.type)
                file_type = util.file_type_by_extension(extension)

            # The link points to a audio or video file - use it!
            if file_type is not None:
                return episode

        return None
Beispiel #5
0
    def local_filename(self,
                       create,
                       force_update=False,
                       check_only=False,
                       template=None,
                       return_wanted_filename=False):
        """Get (and possibly generate) the local saving filename

        Pass create=True if you want this function to generate a
        new filename if none exists. You only want to do this when
        planning to create/download the file after calling this function.

        Normally, you should pass create=False. This will only
        create a filename when the file already exists from a previous
        version of gPodder (where we used md5 filenames). If the file
        does not exist (and the filename also does not exist), this
        function will return None.

        If you pass force_update=True to this function, it will try to
        find a new (better) filename and move the current file if this
        is the case. This is useful if (during the download) you get
        more information about the file, e.g. the mimetype and you want
        to include this information in the file name generation process.

        If check_only=True is passed to this function, it will never try
        to rename the file, even if would be a good idea. Use this if you
        only want to check if a file exists.

        If "template" is specified, it should be a filename that is to
        be used as a template for generating the "real" filename.

        The generated filename is stored in the database for future access.

        If return_wanted_filename is True, the filename will not be written to
        the database, but simply returned by this function (for use by the
        "import external downloads" feature).
        """
        if self.download_filename is None and (check_only or not create):
            return None

        ext = self.extension(may_call_local_filename=False).encode(
            'utf-8', 'ignore')

        if not check_only and (force_update or not self.download_filename):
            # Avoid and catch gPodder bug 1440 and similar situations
            if template == '':
                logger.warn('Empty template. Report this podcast URL %s',
                            self.channel.url)
                template = None

            # Try to find a new filename for the current file
            if template is not None:
                # If template is specified, trust the template's extension
                episode_filename, ext = os.path.splitext(template)
            else:
                episode_filename, _ = util.filename_from_url(self.url)
            fn_template = util.sanitize_filename(episode_filename,
                                                 self.MAX_FILENAME_LENGTH)

            if 'redirect' in fn_template and template is None:
                # This looks like a redirection URL - force URL resolving!
                logger.warn('Looks like a redirection to me: %s', self.url)
                url = util.get_real_url(self.channel.authenticate_url(
                    self.url))
                logger.info('Redirection resolved to: %s', url)
                episode_filename, _ = util.filename_from_url(url)
                fn_template = util.sanitize_filename(episode_filename,
                                                     self.MAX_FILENAME_LENGTH)

            # Use title for YouTube, Vimeo and Soundcloud downloads
            if (youtube.is_video_link(self.url)
                    or vimeo.is_video_link(self.url)
                    or escapist_videos.is_video_link(self.url)
                    or fn_template == 'stream'):
                sanitized = util.sanitize_filename(self.title,
                                                   self.MAX_FILENAME_LENGTH)
                if sanitized:
                    fn_template = sanitized

            # If the basename is empty, use the md5 hexdigest of the URL
            if not fn_template or fn_template.startswith('redirect.'):
                logger.error('Report this feed: Podcast %s, episode %s',
                             self.channel.url, self.url)
                fn_template = hashlib.md5(self.url).hexdigest()

            # Find a unique filename for this episode
            wanted_filename = self.find_unique_file_name(fn_template, ext)

            if return_wanted_filename:
                # return the calculated filename without updating the database
                return wanted_filename

            # The old file exists, but we have decided to want a different filename
            if self.download_filename and wanted_filename != self.download_filename:
                # there might be an old download folder crawling around - move it!
                new_file_name = os.path.join(self.channel.save_dir,
                                             wanted_filename)
                old_file_name = os.path.join(self.channel.save_dir,
                                             self.download_filename)
                if os.path.exists(
                        old_file_name) and not os.path.exists(new_file_name):
                    logger.info('Renaming %s => %s', old_file_name,
                                new_file_name)
                    os.rename(old_file_name, new_file_name)
                elif force_update and not os.path.exists(old_file_name):
                    # When we call force_update, the file might not yet exist when we
                    # call it from the downloading code before saving the file
                    logger.info('Choosing new filename: %s', new_file_name)
                else:
                    logger.warn('%s exists or %s does not', new_file_name,
                                old_file_name)
                logger.info('Updating filename of %s to "%s".', self.url,
                            wanted_filename)
            elif self.download_filename is None:
                logger.info('Setting download filename: %s', wanted_filename)
            self.download_filename = wanted_filename
            self.save()

        return os.path.join(util.sanitize_encoding(self.channel.save_dir),
                            util.sanitize_encoding(self.download_filename))