Esempio n. 1
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def post(request):
    #today=datetime.date.today()
    topic = None
    nick = None
    channel = None
    date = None

    retval = {}
    if request.method == "POST":
        logging.debug('raw_post_data %s' % (request.raw_post_data))
        try:
            data = simplejson.loads(request.raw_post_data)
            logging.debug('data %s' % (data))
            topic = data.get('topic')
            channel = data.get('channel')
            nick = data.get('nick')
            date = datetime.datetime.strptime(data.get('date'), '%Y%m%d%H%M')
            logging.debug('date: %s, nick: %s, channel, %s, topic: %s' %
                          (date, nick, channel, topic))
        except Exception, e:
            logging.warning('TOPIC/POST: Somewhere near %s' % (e))
            retval = {'id': 0, 'topic': e}
        else:
            try:
                t = Topic(channel=channel, nick=nick, topic=topic, date=date)
                t.put()
            except Exception, e:
                logging.warning('TOPIC/POST/NEW: Somewhere near %s' % (e))
                retval = {'id': 0, 'topic': e}
            else:
Esempio n. 2
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def index(request):
    topics = Topic.query().order(-Topic.date)

    template_values = {
        'topics': topics,
    }
    return render_to_response('topic.html', template_values)
Esempio n. 3
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    def show_video(handler, readable_id, topic_id,
                   redirect_to_canonical_url=False):
        topic = None
        query_string = ''

        if topic_id is not None and len(topic_id) > 0:
            topic = Topic.get_by_id(topic_id)
            key_id = 0 if not topic else topic.key().id()

        # If a topic_id wasn't specified or the specified topic wasn't found
        # use the first topic for the requested video.
        if topic is None:
            # Get video by readable_id to get the first topic for the video
            video = Video.get_for_readable_id(readable_id)
            if video is None:
                raise MissingVideoException("Missing video '%s'" %
                                            readable_id)

            topic = video.first_topic()
            if not topic:
                raise MissingVideoException("No topic has video '%s'" %
                                            readable_id)

            if handler.request.query_string:
                query_string = '?' + handler.request.query_string

            redirect_to_canonical_url = True


        if redirect_to_canonical_url:
            url = "/%s/v/%s%s" % (topic.get_extended_slug(),
                                  urllib.quote(readable_id),
                                  query_string)
            logging.info("Redirecting to %s" % url)
            handler.redirect(url, True)
            return None

        # Note: Bingo conversions are tracked on the client now,
        # so they have been removed here. (tomyedwab)

        topic_data = topic.get_play_data()

        discussion_options = qa.add_template_values({}, handler.request)
        video_data = Video.get_play_data(readable_id, topic,
                                         discussion_options)
        if video_data is None:
            raise MissingVideoException("Missing video '%s'" % readable_id)

        template_values = {
            "topic_data": topic_data,
            "topic_data_json": api.jsonify.jsonify(topic_data),
            "video": video_data,
            "video_data_json": api.jsonify.jsonify(video_data),
            "selected_nav_link": 'watch',
        }

        return template_values
Esempio n. 4
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    def show_video(handler, readable_id, topic_id,
                   redirect_to_canonical_url=False):
        topic = None
        query_string = ''

        if topic_id is not None and len(topic_id) > 0:
            topic = Topic.get_by_id(topic_id)
            key_id = 0 if not topic else topic.key().id()

        # If a topic_id wasn't specified or the specified topic wasn't found
        # use the first topic for the requested video.
        if topic is None:
            # Get video by readable_id to get the first topic for the video
            video = Video.get_for_readable_id(readable_id)
            if video is None:
                raise MissingVideoException("Missing video '%s'" %
                                            readable_id)

            topic = video.first_topic()
            if not topic:
                raise MissingVideoException("No topic has video '%s'" %
                                            readable_id)

            if handler.request.query_string:
                query_string = '?' + handler.request.query_string

            redirect_to_canonical_url = True


        if redirect_to_canonical_url:
            url = "/%s/v/%s%s" % (topic.get_extended_slug(),
                                  urllib.quote(readable_id),
                                  query_string)
            logging.info("Redirecting to %s" % url)
            handler.redirect(url, True)
            return None

        # Note: Bingo conversions are tracked on the client now,
        # so they have been removed here. (tomyedwab)

        topic_data = topic.get_play_data()

        discussion_options = qa.add_template_values({}, handler.request)
        video_data = Video.get_play_data(readable_id, topic,
                                         discussion_options)
        if video_data is None:
            raise MissingVideoException("Missing video '%s'" % readable_id)

        template_values = {
            "topic_data": topic_data,
            "topic_data_json": api.jsonify.jsonify(topic_data),
            "video": video_data,
            "video_data_json": api.jsonify.jsonify(video_data),
            "selected_nav_link": 'watch',
        }

        return template_values
Esempio n. 5
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    def get(self):

        version_name = self.request.get('version', 'edit')

        edit_version = TopicVersion.get_by_id(version_name)
        if edit_version is None:
            default_version = TopicVersion.get_default_version()
            if default_version is None:
                # Create empty default version
                default_version = TopicVersion.create_new_version()
                root = create_root(default_version)
                default_version.default = True
                default_version.edit = False
                default_version.put()
                map_layout = layout.MapLayout.get_for_version(default_version)
                if not map_layout.has_layout:
                    # TODO(KNL): Load map layout from location
                    map_layout.layout = json.loads('{"polylines":[],"topics":{"Getallen":{"icon_url":"\x2Fimages\x2Fpower-mode\x2Fbadges\x2Fdefault-40x40.png","id":"getallen","standalone_title":"Getallen","x":0,"y":4},"Verhoudingen":{"icon_url":"\x2Fimages\x2Fpower-mode\x2Fbadges\x2Fdefault-40x40.png","id":"verhoudingen","standalone_title":"Verhoudingen","x":0,"y":7},"Meten en Meetkunde":{"icon_url":"\x2Fimages\x2Fpower-mode\x2Fbadges\x2Fdefault-40x40.png","id":"meetkunde","standalone_title":"Meten en Meetkunde","x":3,"y":4},"Verbanden":{"icon_url":"\x2Fimages\x2Fpower-mode\x2Fbadges\x2Fdefault-40x40.png","id":"verbanden","standalone_title":"Verbanden","x":3,"y":7}}}');
                    map_layout.put()
                # Create empty edit version
                old_tree = root.make_tree(types=["Topics"], include_hidden=True)
                edit_version = TopicVersion.create_new_version()
                edit_version.copied_from = default_version
                edit_version.edit = True
                TopicVersion.copy_tree(root, edit_version)
                edit_version.put()
            else:
                raise Exception("Wait for setting default version to finish making an edit version.")

        if self.request.get('autoupdate', False):
            self.render_jinja2_template('autoupdate_in_progress.html', {"edit_version": edit_version})
            return
        if self.request.get('autoupdate_begin', False):
            return self.topic_update_from_live(edit_version)
        if self.request.get('migrate', False):
            return self.topic_migration()
        if self.request.get('fixdupes', False):
            return self.fix_duplicates()

        root = Topic.get_root(edit_version)
        data = root.get_visible_data()
        tree_nodes = [data]

        template_values = {
            'edit_version': jsonify(edit_version),
            'tree_nodes': jsonify(tree_nodes)
            }
 
        self.render_jinja2_template('topics-admin.html', template_values)
        return
Esempio n. 6
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    def get(self):

        version_name = self.request.get('version', 'edit')
        from_version_name = self.request.get('from_version_name', None)

        edit_version = TopicVersion.get_by_id(version_name)
        if from_version_name:
            from_version = TopicVersion.get_by_id(from_version_name)
            edit_version = TopicVersion.create_edit_version(from_version)
        elif edit_version is None:
            default_version = TopicVersion.get_default_version()
            if default_version == None:
                #invi: should only run when topic tree is empty
                edit_version = TopicVersion.create_new_version()
                edit_version.edit = True
                edit_version.put()
                create_root(edit_version)
                edit_version.put()
                edit_version.edit = False
                edit_version.default = True
                edit_version.put()
                edit_version = TopicVersion.create_new_version()
                edit_version.edit = True
                edit_version.put()
                create_root(edit_version)
                edit_version.put()
            else:
                edit_version = TopicVersion.create_edit_version()

        if self.request.get('autoupdate', False):
            self.render_jinja2_template('autoupdate_in_progress.html', {"edit_version": edit_version})
            return
        if self.request.get('autoupdate_begin', False):
            return self.topic_update_from_live(edit_version)
        if self.request.get('migrate', False):
            return self.topic_migration()
        if self.request.get('fixdupes', False):
            return self.fix_duplicates()

        root = Topic.get_root(edit_version)
        data = root.get_visible_data()
        tree_nodes = [data]

        template_values = {
            'edit_version': jsonify(edit_version),
            'tree_nodes': jsonify(tree_nodes)
            }

        self.render_jinja2_template('topics-admin.html', template_values)
        return
Esempio n. 7
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    def get(self):

        version_name = self.request.get('version', 'edit')

        edit_version = TopicVersion.get_by_id(version_name)
        if edit_version is None:
            default_version = TopicVersion.get_default_version()
            if default_version is None:
                # Assuming this is dev, there is an empty datastore and we need an import
                edit_version = TopicVersion.create_new_version()
                edit_version.edit = True
                edit_version.put()
                create_root(edit_version)
            else:
                raise Exception("Wait for setting default version to finish making an edit version.")

        if self.request.get('autoupdate', False):
            self.render_jinja2_template('autoupdate_in_progress.html', {"edit_version": edit_version})
            return
        if self.request.get('autoupdate_begin', False):
            return self.topic_update_from_live(edit_version)
        if self.request.get('migrate', False):
            return self.topic_migration()
        if self.request.get('fixdupes', False):
            return self.fix_duplicates()

        root = Topic.get_root(edit_version)
        data = root.get_visible_data()
        tree_nodes = [data]
        
        template_values = {
            'edit_version': jsonify(edit_version),
            'tree_nodes': jsonify(tree_nodes)
            }
 
        self.render_jinja2_template('topics-admin.html', template_values)
        return
Esempio n. 8
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    def get(self):

        version_name = self.request.get('version', 'edit')

        edit_version = TopicVersion.get_by_id(version_name)
        if edit_version is None:
            default_version = TopicVersion.get_default_version()
            if default_version is None:
                # Assuming this is dev, there is an empty datastore and we need an import
                edit_version = TopicVersion.create_new_version()
                edit_version.edit = True
                edit_version.put()
                create_root(edit_version)
            else:
                raise Exception("Wait for setting default version to finish making an edit version.")

        if self.request.get('autoupdate', False):
            self.render_jinja2_template('autoupdate_in_progress.html', {"edit_version": edit_version})
            return
        if self.request.get('autoupdate_begin', False):
            return self.topic_update_from_live(edit_version)
        if self.request.get('migrate', False):
            return self.topic_migration()
        if self.request.get('fixdupes', False):
            return self.fix_duplicates()

        root = Topic.get_root(edit_version)
        data = root.get_visible_data()
        tree_nodes = [data]
        
        template_values = {
            'edit_version': jsonify(edit_version),
            'tree_nodes': jsonify(tree_nodes)
            }
 
        self.render_jinja2_template('topics-admin.html', template_values)
        return
Esempio n. 9
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    def importIntoVersion(version):
        logging.info("comparing to version number %i" % version.number)
        topic = Topic.get_by_id("art-history", version)

        if not topic:
            parent = Topic.get_by_id("humanities---other", version)
            if not parent:
                raise Exception("Could not find the Humanities & Other topic to put art history into")
            topic = Topic.insert(title="Art History",
                                 parent=parent,
                                 id="art-history",
                                 standalone_title="Art History",
                                 description="Spontaneous conversations about works of art where the speakers are not afraid to disagree with each other or art history orthodoxy. Videos are made by Dr. Beth Harris and Dr. Steven Zucker along with other contributors.")
        
        urls = topic.get_urls(include_descendants=True)
        href_to_key_dict = dict((url.url, url.key()) for url in urls)
        
        videos = topic.get_videos(include_descendants=True)
        video_dict = dict((v.youtube_id, v) for v in videos)

        content = getSmartHistoryContent()
        if content is None:
            raise Exception("Aborting import, could not read from smarthistory")

        subtopics = topic.get_child_topics()
        subtopic_dict = dict((t.title, t) for t in subtopics)
        subtopic_child_keys = {}
        
        new_subtopic_keys = []

        child_keys = []
        i = 0
        for link in content:
            href = link["href"]
            title = link["title"]
            parent_title = link["parent"]
            content = link["content"]
            youtube_id = link["youtube_id"] if "youtube_id" in link else None
            extra_properties = {"original_url": href}

            if parent_title not in subtopic_dict:
                subtopic = Topic.insert(title=parent_title,
                                 parent=topic,
                                 standalone_title="Art History: %s" 
                                                  % parent_title,
                                 description="")

                subtopic_dict[parent_title] = subtopic
            else:
                subtopic = subtopic_dict[parent_title]
           
            if subtopic.key() not in new_subtopic_keys:
                new_subtopic_keys.append(subtopic.key())

            if parent_title not in subtopic_child_keys:
                 subtopic_child_keys[parent_title] = []
            
            if youtube_id:
                if youtube_id not in video_dict:
                    # make sure it didn't get imported before, but never put 
                    # into a topic
                    query = video_models.Video.all()
                    video = query.filter("youtube_id =", youtube_id).get()

                    if video is None:
                        logging.info("adding youtube video %i %s %s %s to %s" % 
                                     (i, youtube_id, href, title, parent_title))
                        
                        video_data = youtube_get_video_data_dict(youtube_id)
                        # use the title from the webpage not from the youtube 
                        # page
                        video = None
                        if video_data:
                            video_data["title"] = title
                            video_data["extra_properties"] = extra_properties
                            video = topic_models.VersionContentChange.add_new_content(
                                                                video_models.Video,
                                                                version,
                                                                video_data)
                        else:
                            logging.error(("Could not import youtube_id %s " +
                                          "for %s %s") % (youtube_id, href, title))
                            
                            raise Exception(("Could not import youtube_id %s " +
                                            " for %s %s") % (youtube_id, href, 
                                            title))

                else:
                    video = video_dict[youtube_id] 
                    if video.extra_properties != extra_properties:
                        logging.info(("changing extra properties of %i %s %s " +
                                     "from %s to %s") % (i, href, title, 
                                     video.extra_properties, extra_properties))
                        
                        video.extra_properties = extra_properties
                        video.put()
                                    
                if video:
                    subtopic_child_keys[parent_title].append(video.key())

            elif href not in href_to_key_dict:
                logging.info("adding %i %s %s to %s" % 
                             (i, href, title, parent_title))
                
                topic_models.VersionContentChange.add_new_content(
                    Url, 
                    version,
                    {"title": title,
                     "url": href
                    },
                    ["title", "url"])

                url = Url(url=href,
                          title=title,
                          id=id)

                url.put()
                subtopic_child_keys[parent_title].append(url.key())

            else:
                subtopic_child_keys[parent_title].append(href_to_key_dict[href])

            i += 1

        logging.info("updating child_keys")
        change = False
        for parent_title, child_keys in subtopic_child_keys.iteritems():
            subtopic = subtopic_dict[parent_title]
            if subtopic.child_keys != subtopic_child_keys[parent_title]:
                change = True
                subtopic.update(child_keys=subtopic_child_keys[parent_title])
        
        if topic.child_keys != new_subtopic_keys:    
            change = True
            topic.update(child_keys=new_subtopic_keys)
        
        if change:
            logging.info("finished updating version number %i" % version.number)
        else:
            logging.info("nothing changed")

        return change
Esempio n. 10
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def create_root(version):
    root = Topic.insert(title="The Root of All Knowledge",
            description="All concepts fit into the root of all knowledge",
            id="root",
            version=version)
Esempio n. 11
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    def get_old(self):
        """ Deprecated old version of search, so we can Gandalf in the new one.

        If new search is working, this should be taken out by May 31, 2012.
        """

        show_update = False
        if App.is_dev_server and user_util.is_current_user_admin():
            update = self.request_bool("update", False)
            if update:
                self.update()

            version_number = layer_cache.KeyValueCache.get(
                "last_dev_topic_vesion_indexed")
            default_version = topic_models.TopicVersion.get_default_version()
            if version_number != default_version.number:
                show_update = True

        query = self.request.get('page_search_query')
        template_values = {'page_search_query': query}
        query = query.strip()
        if len(query) < search.SEARCH_PHRASE_MIN_LENGTH:
            if len(query) > 0:
                template_values.update(
                    {'query_too_short': search.SEARCH_PHRASE_MIN_LENGTH})
            self.render_jinja2_template("searchresults.html", template_values)
            return
        searched_phrases = []

        # Do an async query for all ExerciseVideos, since this may be slow
        exvids_query = ExerciseVideo.all()
        exvids_future = util.async_queries([exvids_query])

        # One full (non-partial) search, then sort by kind
        all_text_keys = Topic.full_text_search(
            query,
            limit=50,
            kind=None,
            stemming=Topic.INDEX_STEMMING,
            multi_word_literal=Topic.INDEX_MULTI_WORD,
            searched_phrases_out=searched_phrases)

        # Quick title-only partial search
        topic_partial_results = filter(
            lambda topic_dict: query in topic_dict["title"].lower(),
            autocomplete.topic_title_dicts())
        video_partial_results = filter(
            lambda video_dict: query in video_dict["title"].lower(),
            autocomplete.video_title_dicts())
        url_partial_results = filter(
            lambda url_dict: query in url_dict["title"].lower(),
            autocomplete.url_title_dicts())

        # Combine results & do one big get!
        all_keys = [str(key_and_title[0]) for key_and_title in all_text_keys]
        all_keys.extend([result["key"] for result in topic_partial_results])
        all_keys.extend([result["key"] for result in video_partial_results])
        all_keys.extend([result["key"] for result in url_partial_results])
        all_keys = list(set(all_keys))

        # Filter out anything that isn't a Topic, Url or Video
        all_keys = [
            key for key in all_keys
            if db.Key(key).kind() in ["Topic", "Url", "Video"]
        ]

        # Get all the entities
        all_entities = db.get(all_keys)

        # Group results by type
        topics = []
        videos = []
        for entity in all_entities:
            if isinstance(entity, Topic):
                topics.append(entity)
            elif isinstance(entity, Video):
                videos.append(entity)
            elif isinstance(entity, Url):
                videos.append(entity)
            elif entity:
                logging.info("Found unknown object " + repr(entity))

        # Get topics for videos not in matching topics
        filtered_videos = []
        filtered_videos_by_key = {}
        for video in videos:
            if [(str(topic.key()) in video.topic_string_keys)
                    for topic in topics].count(True) == 0:
                video_topic = video.first_topic()
                if video_topic != None:
                    topics.append(video_topic)
                    filtered_videos.append(video)
                    filtered_videos_by_key[str(video.key())] = []
            else:
                filtered_videos.append(video)
                filtered_videos_by_key[str(video.key())] = []
        video_count = len(filtered_videos)

        # Get the related exercises
        all_exercise_videos = exvids_future[0].get_result()
        exercise_keys = []
        for exvid in all_exercise_videos:
            video_key = str(ExerciseVideo.video.get_value_for_datastore(exvid))
            if video_key in filtered_videos_by_key:
                exercise_key = ExerciseVideo.exercise.get_value_for_datastore(
                    exvid)
                video_exercise_keys = filtered_videos_by_key[video_key]
                video_exercise_keys.append(exercise_key)
                exercise_keys.append(exercise_key)
        exercises = db.get(exercise_keys)

        # Sort exercises with videos
        video_exercises = {}
        for video_key, exercise_keys in filtered_videos_by_key.iteritems():
            video_exercises[video_key] = map(
                lambda exkey: [
                    exercise for exercise in exercises
                    if exercise.key() == exkey
                ][0], exercise_keys)

        # Count number of videos in each topic and sort descending
        topic_count = 0
        matching_topic_count = 0
        if topics:
            if len(filtered_videos) > 0:
                for topic in topics:
                    topic.match_count = [
                        (str(topic.key()) in video.topic_string_keys)
                        for video in filtered_videos
                    ].count(True)
                    if topic.match_count > 0:
                        topic_count += 1

                topics = sorted(topics,
                                key=lambda topic: topic.match_count,
                                reverse=True)
            else:
                for topic in topics:
                    topic.match_count = 0

            for topic in topics:
                if topic.title.lower() == query:
                    topic.matches = True
                    matching_topic_count += 1

                    child_topics = topic.get_child_topics(
                        include_descendants=True)
                    topic.child_topics = [
                        t for t in child_topics if t.has_content()
                    ]

        template_values.update({
            'show_update': show_update,
            'topics': topics,
            'videos': filtered_videos,
            'video_exercises': video_exercises,
            'search_string': query,
            'video_count': video_count,
            'topic_count': topic_count,
            'matching_topic_count': matching_topic_count
        })

        self.render_jinja2_template("searchresults.html", template_values)
Esempio n. 12
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    def get_old(self):
        """ Deprecated old version of search, so we can Gandalf in the new one.

        If new search is working, this should be taken out by May 31, 2012.
        """

        show_update = False
        if App.is_dev_server and user_util.is_current_user_admin():
            update = self.request_bool("update", False)
            if update:
                self.update()

            version_number = layer_cache.KeyValueCache.get(
                "last_dev_topic_vesion_indexed")
            default_version = topic_models.TopicVersion.get_default_version()
            if version_number != default_version.number:
                show_update = True

        query = self.request.get('page_search_query')
        template_values = {'page_search_query': query}
        query = query.strip()
        if len(query) < search.SEARCH_PHRASE_MIN_LENGTH:
            if len(query) > 0:
                template_values.update({
                    'query_too_short': search.SEARCH_PHRASE_MIN_LENGTH
                })
            self.render_jinja2_template("searchresults.html", template_values)
            return
        searched_phrases = []

        # Do an async query for all ExerciseVideos, since this may be slow
        exvids_query = ExerciseVideo.all()
        exvids_future = util.async_queries([exvids_query])

        # One full (non-partial) search, then sort by kind
        all_text_keys = Topic.full_text_search(
                query, limit=50, kind=None,
                stemming=Topic.INDEX_STEMMING,
                multi_word_literal=Topic.INDEX_MULTI_WORD,
                searched_phrases_out=searched_phrases)

        # Quick title-only partial search
        topic_partial_results = filter(
                lambda topic_dict: query in topic_dict["title"].lower(),
                autocomplete.topic_title_dicts())
        video_partial_results = filter(
                lambda video_dict: query in video_dict["title"].lower(),
                autocomplete.video_title_dicts())
        url_partial_results = filter(
                lambda url_dict: query in url_dict["title"].lower(),
                autocomplete.url_title_dicts())

        # Combine results & do one big get!
        all_keys = [str(key_and_title[0]) for key_and_title in all_text_keys]
        all_keys.extend([result["key"] for result in topic_partial_results])
        all_keys.extend([result["key"] for result in video_partial_results])
        all_keys.extend([result["key"] for result in url_partial_results])
        all_keys = list(set(all_keys))

        # Filter out anything that isn't a Topic, Url or Video
        all_keys = [key for key in all_keys
                    if db.Key(key).kind() in ["Topic", "Url", "Video"]]

        # Get all the entities
        all_entities = db.get(all_keys)

        # Group results by type
        topics = []
        videos = []
        for entity in all_entities:
            if isinstance(entity, Topic):
                topics.append(entity)
            elif isinstance(entity, Video):
                videos.append(entity)
            elif isinstance(entity, Url):
                videos.append(entity)
            elif entity:
                logging.info("Found unknown object " + repr(entity))

        # Get topics for videos not in matching topics
        filtered_videos = []
        filtered_videos_by_key = {}
        for video in videos:
            if [(str(topic.key()) in video.topic_string_keys)
                for topic in topics].count(True) == 0:
                video_topic = video.first_topic()
                if video_topic != None:
                    topics.append(video_topic)
                    filtered_videos.append(video)
                    filtered_videos_by_key[str(video.key())] = []
            else:
                filtered_videos.append(video)
                filtered_videos_by_key[str(video.key())] = []
        video_count = len(filtered_videos)

        # Get the related exercises
        all_exercise_videos = exvids_future[0].get_result()
        exercise_keys = []
        for exvid in all_exercise_videos:
            video_key = str(ExerciseVideo.video.get_value_for_datastore(exvid))
            if video_key in filtered_videos_by_key:
                exercise_key = ExerciseVideo.exercise.get_value_for_datastore(
                    exvid)
                video_exercise_keys = filtered_videos_by_key[video_key]
                video_exercise_keys.append(exercise_key)
                exercise_keys.append(exercise_key)
        exercises = db.get(exercise_keys)

        # Sort exercises with videos
        video_exercises = {}
        for video_key, exercise_keys in filtered_videos_by_key.iteritems():
            video_exercises[video_key] = map(
                lambda exkey: [exercise for exercise in exercises
                               if exercise.key() == exkey][0], exercise_keys)

        # Count number of videos in each topic and sort descending
        topic_count = 0
        matching_topic_count = 0
        if topics:
            if len(filtered_videos) > 0:
                for topic in topics:
                    topic.match_count = [
                        (str(topic.key()) in video.topic_string_keys)
                        for video in filtered_videos].count(True)
                    if topic.match_count > 0:
                        topic_count += 1

                topics = sorted(topics,
                                key=lambda topic: topic.match_count,
                                reverse=True)
            else:
                for topic in topics:
                    topic.match_count = 0

            for topic in topics:
                if topic.title.lower() == query:
                    topic.matches = True
                    matching_topic_count += 1

                    child_topics = topic.get_child_topics(
                        include_descendants=True)
                    topic.child_topics = [t for t in child_topics
                                          if t.has_content()]

        template_values.update({
                           'show_update': show_update,
                           'topics': topics,
                           'videos': filtered_videos,
                           'video_exercises': video_exercises,
                           'search_string': query,
                           'video_count': video_count,
                           'topic_count': topic_count,
                           'matching_topic_count': matching_topic_count
                           })

        self.render_jinja2_template("searchresults.html", template_values)
Esempio n. 13
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    def importIntoVersion(version):
        logging.info("comparing to version number %i" % version.number)
        topic = Topic.get_by_id("art-history", version)

        if not topic:
            parent = Topic.get_by_id("humanities---other", version)
            if not parent:
                raise Exception("Could not find the Humanities & Other topic to put art history into")
            topic = Topic.insert(title="Art History",
                                 parent=parent,
                                 id="art-history",
                                 standalone_title="Art History",
                                 description="Spontaneous conversations about works of art where the speakers are not afraid to disagree with each other or art history orthodoxy. Videos are made by Dr. Beth Harris and Dr. Steven Zucker along with other contributors.")
        
        urls = topic.get_urls(include_descendants=True)
        href_to_key_dict = dict((url.url, url.key()) for url in urls)
        
        videos = topic.get_videos(include_descendants=True)
        video_dict = dict((v.youtube_id, v) for v in videos)

        content = getSmartHistoryContent()
        if content is None:
            raise Exception("Aborting import, could not read from smarthistory")

        subtopics = topic.get_child_topics()
        subtopic_dict = dict((t.title, t) for t in subtopics)
        subtopic_child_keys = {}
        
        new_subtopic_keys = []

        child_keys = []
        i = 0
        for link in content:
            href = link["href"]
            title = link["title"]
            parent_title = link["parent"]
            content = link["content"]
            youtube_id = link["youtube_id"] if "youtube_id" in link else None
            extra_properties = {"original_url": href}

            if parent_title not in subtopic_dict:
                subtopic = Topic.insert(title=parent_title,
                                 parent=topic,
                                 standalone_title="Art History: %s" 
                                                  % parent_title,
                                 description="")

                subtopic_dict[parent_title] = subtopic
            else:
                subtopic = subtopic_dict[parent_title]
           
            if subtopic.key() not in new_subtopic_keys:
                new_subtopic_keys.append(subtopic.key())

            if parent_title not in subtopic_child_keys:
                 subtopic_child_keys[parent_title] = []
            
            if youtube_id:
                if youtube_id not in video_dict:
                    # make sure it didn't get imported before, but never put 
                    # into a topic
                    query = video_models.Video.all()
                    video = query.filter("youtube_id =", youtube_id).get()

                    if video is None:
                        logging.info("adding youtube video %i %s %s %s to %s" % 
                                     (i, youtube_id, href, title, parent_title))
                        
                        video_data = youtube_get_video_data_dict(youtube_id)
                        # use the title from the webpage not from the youtube 
                        # page
                        video = None
                        if video_data:
                            video_data["title"] = title
                            video_data["extra_properties"] = extra_properties
                            video = topic_models.VersionContentChange.add_new_content(
                                                                video_models.Video,
                                                                version,
                                                                video_data)
                        else:
                            logging.error(("Could not import youtube_id %s " +
                                          "for %s %s") % (youtube_id, href, title))
                            
                            raise Exception(("Could not import youtube_id %s " +
                                            " for %s %s") % (youtube_id, href, 
                                            title))

                else:
                    video = video_dict[youtube_id] 
                    if video.extra_properties != extra_properties:
                        logging.info(("changing extra properties of %i %s %s " +
                                     "from %s to %s") % (i, href, title, 
                                     video.extra_properties, extra_properties))
                        
                        video.extra_properties = extra_properties
                        video.put()
                                    
                if video:
                    subtopic_child_keys[parent_title].append(video.key())

            elif href not in href_to_key_dict:
                logging.info("adding %i %s %s to %s" % 
                             (i, href, title, parent_title))
                
                topic_models.VersionContentChange.add_new_content(
                    Url, 
                    version,
                    {"title": title,
                     "url": href
                    },
                    ["title", "url"])

                url = Url(url=href,
                          title=title,
                          id=id)

                url.put()
                subtopic_child_keys[parent_title].append(url.key())

            else:
                subtopic_child_keys[parent_title].append(href_to_key_dict[href])

            i += 1

        logging.info("updating child_keys")
        change = False
        for parent_title, child_keys in subtopic_child_keys.iteritems():
            subtopic = subtopic_dict[parent_title]
            if subtopic.child_keys != subtopic_child_keys[parent_title]:
                change = True
                subtopic.update(child_keys=subtopic_child_keys[parent_title])
        
        if topic.child_keys != new_subtopic_keys:    
            change = True
            topic.update(child_keys=new_subtopic_keys)
        
        if change:
            logging.info("finished updating version number %i" % version.number)
        else:
            logging.info("nothing changed")

        return change
Esempio n. 14
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def create_root(version):
    root = Topic.insert(title="The Root of All Knowledge",
            description="All concepts fit into the root of all knowledge",
            id="root",
            version=version)