Esempio n. 1
0
def delete(handler, obj_id):
    obj_key = models.get_key(obj_id)
    if obj_key.kind() == "Topic":
	topic = models.db.get(obj_key)
        topics = models._get_topics(topic) 
	for t in topics:
	    t.delete()

        memecache.set("data", None)	
	return {"deleted":obj_id}
    elif obj_key.kind() == "Resource":
        resource = models.Resource.get(obj_key)
	resource.delete()
	return {"deleted":obj_id}
    else: 
	return {"deleted":""}
Esempio n. 2
0
def get_topic_tree(handler, topic_id=None):

    data = memcache.get("data2")
    if data:
        output = data["root"]
        location = data["location"]
	if not topic_id:
            return output
	elif location:
	    locs = location[models.get_key(topic_id).name()] 
	    return _topic_lookup(output, locs)
	    

    location = {}
    output = { 
	       "name"        : "ROOT",
	       "description" : "",
	       "subtopics"   : []
	     }
    topics = models._get_topics()
    for topic in topics:
	topic_dict = topic.to_dict()
        locstr = topic.key().name() 
	if (locstr == "Bookmark"):
            continue
        loc_nodes = locstr.split(".")
	parent_locstr = ".".join(loc_nodes[0:len(loc_nodes)-1])
	if parent_locstr:
	    parent = _topic_lookup(output, location[parent_locstr])
	    location[locstr] = location[parent_locstr] + [len(parent["subtopics"])]
	    parent["subtopics"].append(topic_dict)
	else:
	    location[locstr] = [ len(output["subtopics"]) ]
	    output["subtopics"].append(topic_dict)

    if not topic_id:
	data = {"root" : output, "location" : location }
        memcache.set("data", data)
        return output
    else:
	locs = location[models.get_key(topic_id).name()] 
	return _topic_lookup(output, locs)