示例#1
0
 def get(self):    
     
     suggestions = {}     
     areas = set()
     query_string = self.request.get("query")
     location = self.request.get("location")
     
     if location == 'me':
         user_id = users.get_current_user().user_id()
         user = User.get_by_key_name('key:' + user_id)
         areas.add(str(user.area))
         
     elif location == 'map':
         min_lat = float(self.request.get('min_lat'))
         min_lng = float(self.request.get('min_lng'))
         max_lat = float(self.request.get('max_lat'))
         max_lng = float(self.request.get('max_lng'))
         areas = geo.getInnerSquares(db.GeoPt(min_lat, min_lng), db.GeoPt(max_lat, max_lng))
     
     #TODO: Optimization could reduce number of calls 
     if (self.request.get("action") == "tags"):
         suggestions = get_suggestions(query_string, areas)
     #    while len(areas) > 0:
     #        area = areas.pop()
     #        category = Category.all().filter('name =', category_string).filter('area =', area).get()
     #        if category:
     #            tags = category.tag_set.fetch(1000)
     #            for tag in tags:
     #                suggestions[tag.value] = suggestions.get(tag.value, 0) + 1
     #    suggestions = heapq.nlargest(100, suggestions.iteritems(), itemgetter(1))
                
     self.response.out.write('{Suggestions: ' + simplejson.dumps(suggestions) + "}")
示例#2
0
 def get(self):      
   if (self.request.get("action") == "map"):
     #TODO: Add results from categories with high edges 
     min_lat = float(self.request.get('min_lat'))
     min_lng = float(self.request.get('min_lng'))
     max_lat = float(self.request.get('max_lat'))
     max_lng = float(self.request.get('max_lng'))
     search_terms = [word.strip().lower() for word in self.request.get('search_term').split()]
     result = []
     tags = {}
     areas = geo.getInnerSquares(db.GeoPt(min_lat, min_lng), db.GeoPt(max_lat, max_lng))
     while len(areas) > 0:
         query = db.Query(ItemLight)
         query.filter("area =", areas.pop())
         for term in search_terms:
             query.filter("tags =", term)
         items = query.fetch(200)
         for item in items:
             result.append(item)
     
     self.response.out.write(cgi.escape('{Items: ' + MyEncoder.encode(MyEncoder(), result) + "}"))
     
   elif (self.request.get("action") == "user"):
     user_id = self.request.get("user_id")
     offset = int(self.request.get("offset"))
     user = User.get_by_key_name('key:' + user_id)
     items = []
     if user:
         items = ItemLight.all().ancestor(user).fetch(1000, offset=offset)
     self.response.out.write(cgi.escape('{Items: ' + MyEncoder.encode(MyEncoder(), items) + "}"))
     return
 
   elif (self.request.get("action") == "me"):
     items = []
     user = users.get_current_user()
     if user:
         user = User.get_by_key_name('key:' + user.user_id())
         query = db.Query(ItemLight)
         query.ancestor(user)
         items = query.fetch(1000)
     self.response.out.write(cgi.escape('{Items: ' + MyEncoder.encode(MyEncoder(), items) + "}"))
     
   elif (self.request.get("action") == "item"):
     key = self.request.get("key")
     item = Item.get(key)
     self.response.out.write(MyEncoder.encode(MyEncoder(), item))
     
   elif (self.request.get("action") == "comments"):
     offset = int(self.request.get("offset"))  
     key = self.request.get("id")
     item = Item.get(key)
     comments = Comment.all().ancestor(item).order('-__key__').fetch(5, offset=offset)
     self.response.out.write(cgi.escape('{Messages: ' + MyEncoder.encode(MyEncoder(), comments) + '}'))
     
   elif (self.request.get("action") == "good_ratings"):
     offset = int(self.request.get("offset"))  
     key = self.request.get("id")
     item = Item.get(key)
     ratings = GoodRating.all().ancestor(item.parent()).order('-__key__').fetch(5, offset=offset)
     logging.info(MyEncoder.encode(MyEncoder(), ratings))
     self.response.out.write(cgi.escape('{Messages: ' + MyEncoder.encode(MyEncoder(), ratings) + '}'))
     
   elif (self.request.get("action") == "bad_ratings"):
     offset = int(self.request.get("offset"))  
     key = self.request.get("id")
     item = Item.get(key)
     ratings = BadRating.all().ancestor(item.parent()).order('-__key__').fetch(5, offset=offset)
     self.response.out.write(cgi.escape('{Messages: ' + MyEncoder.encode(MyEncoder(), ratings) + '}'))