def post(self, topic_id):#done
if self.request.body:
linkDict = simplejson.loads(self.request.body)
try:
topic = DaoImpl.getTopic(topic_id)
if not topic:
raise TopicNotFoundException
link = DaoImpl.createLinkFromDict(linkDict, topic)
DaoImpl.addLinkToTopic(topic, link)
self.set_status(200)
self.write(simplejson.dumps(Util.linkToDict(link)))
except Exception, e:
self.set_status(400)
self.write(error(e.__str__()))
def get(self, topic_id): #done
try:
links = DaoImpl.getLinks(topic_id)
linksDict = [Util.linkToDict(link) for link in links]
self.set_status(200)
self.write(simplejson.dumps(linksDict))
except TopicNotFoundException, e:
self.set_status(404)
self.write(error(e.__str__())) #figure how to write exception text.
def get(self): #done
topics = DaoImpl.getTopics()
topicsDict = []
for topic in topics:
topicDict = Util.topicToDict(topic)
if topicDict:
topicsDict.append(topicDict)
self.set_status(200)
self.write(simplejson.dumps(topicsDict))
self.set_header("Content-Type", "application/json")
def put(self, topic_id):
if self.request.body:
topicDict = simplejson.loads(self.request.body)
try:
topic = DaoImpl.updateTopic(topic_id, topicDict)
self.set_status(200)
self.write(simplejson.dumps(Util.topicToDict(topic)))
except Exception, e:
self.set_status(400)
self.write(error(e.__str__()))
def put(self, link_id): #vote up/down information will be stored in the TopicLink table.
if self.request.body:
linkDict = simplejson.loads(self.request.body)
try:
link = DaoImpl.updateLink(link_id, linkDict, None)
self.set_status(200)
self.write(simplejson.dumps(Util.linkToDict(link)))
except Exception, e:
self.set_status(400)
self.write(error(e.__str__()))
def get(self, topic_id, link_id):
link = DaoImpl.getLink(link_id)
if link:
linkDict = Util.linkToDict(link)
self.set_status(200)
self.write(simplejson.dumps(linkDict))
else:
self.set_status(404)
self.write(error('Link not found.'))
self.set_header("Content-Type", "application/json")
def get(self, topic_id): #done
topic = DaoImpl.getTopic(topic_id)
if topic:
topicDict = Util.topicToDict(topic)
self.set_status(200)
self.write(simplejson.dumps(topicDict))
else:
self.set_status(404)
self.write(error('Topic not found.'))
self.set_header("Content-Type", "application/json")
class Service:
dao_impl = DaoImpl()
word_book_name_set = ['CET4', 'CET6', 'TOEFL', 'GRE', 'CET4', 'CET6', 'TOEFL', 'GRE', 'CET4', 'CET6', 'TOEFL',
'GRE', 'CET4', 'CET6', 'TOEFL', 'GRE', 'CET4', 'CET6', 'TOEFL', 'GRE']
def is_useremail_exist(self, useremail):
user = self.dao_impl.select_one_from_email(useremail)
if user is None:
return False
return True
def register(self, useremail, password, name):
is_register_success = False
user = User(userEmail=useremail, password=password, userName=name)
# check if the user email is duplicated
if self.is_useremail_exist(useremail) is True:
return is_register_success # False
if self.dao_impl.insert_user(user) is True:
is_register_success = True
return is_register_success
def can_login(self, userEmail, password):
user = None
is_valid = False
user = self.dao_impl.select_one_from_email(userEmail)
if user is None:
is_valid = False
return is_valid, None
elif password != (user.getPassword()):
is_valid = False
return is_valid, None
else:
is_valid = True
return is_valid, user.getUsername()
def get_words(self, number_of_words, wordlist_id, pick_style, from_word=""):
words_array = []
# id:1=CET4,2=CET6, 3=TOEFL, 4= GRE, 5=CET4,6=CET6,7=TOEFL,8=GRE
book_name = self.word_book_name_set[int(wordlist_id)]
words_array = self.dao_impl.select_words(number_of_words, book_name, pick_style, from_word)
return words_array
def testCreateTopic(self):
"""simple create. without links.
"""
topicDict = {'title': 'topTit', 'speaker': 'topSpeak', 'author': 'topAuth'}
topic = DaoImpl.createTopic(topicDict)
self.assertEqual(topic.title, 'topTit2')
def testCreateLinkFromUrl(self):
link = DaoImpl.createLinkFromUrl("http://www.yahoo.com")
def get(self, topic_id):
topic = DaoImpl.getTopic(topic_id)
topicDict = Util.topicToDict(topic)
self.render("template.html", topic=topicDict)
