Purpose:For Practice

FirstLineBot.py

#encoding=UTF-8
"""
Datetime:2016/12/17
Author:Ethan.Y
Purpose:
1.練習使用Line Messaging API
2.練習閱讀官方的Document
Functions:
1.收到訊息之後回復
2.若收到的訊息當中還有(掰掰)字串，則回應特定內容
3.如果訊息開頭加上小寫(dic)，則回傳到yahoo dictionary查詢的結果。EX:dic apple，則回傳查詢apple的結果。
"""
from flask import Flask,request
import requests
import json #回呼api的時候，需要將data透過json.dumps(data)做處理。
import re
from bs4 import BeautifulSoup as bs
#可以直接利用Line提供的SDK來處理，但在這個練習的程式碼當中，先暫時沒有使用。
#from linebot import LineBotApi
#from linebot.models import TextSendMessage

app = Flask(__name__)

@app.route("/",methods=["GET"])
def index():
    return "hello world",200

#在Line的Document當中有寫到，webhook URL會透過post request呼叫 https://{urladdress}/callback
@app.route("/callback",methods=["POST"])
def index2():
	temp = request.get_json()
	for i in temp['events']:		
        ttt =  i['replyToken']
		print i['source']['userId']
		if i['message']['type']=='text':
			msg = i['message']['text']
		replyapi(ttt,msg)
	return "hello world",200
	
def replyapi(accesstoken,msg):
	channeltoken={Your Channel_Access_Token}	
    
    #下面註解起來的程式碼，是利用Line SDK的方式，做reply的作業。	
    """
	line_bot_api = LineBotApi(channeltoken)

	try:
		line_bot_api.reply_message(accesstoken, TextSendMessage(text='Hello World!'))
	except linebot.LineBotApiError as e:
		print e
		# error handle
		
	"""
	t = msg.encode('utf-8')
	count=0
	if 'dic' in t:
		a = t.split(" ")
		print a[1]
		res = requests.get('http://tw.dictionary.search.yahoo.com/search?p='+a[1])
		print res.status_code
		soup = bs(res.content,'html.parser')
		ttt = soup.find_all('ul',attrs={'class':'compArticleList mb-15 ml-10'})
		outputstring = ""
		for i in ttt:
			outputstring += (i.text.encode('utf-8') + '\n')
			count=1
		print outputstring
		mat=[]
	else:
	    pat = re.compile(r".*(掰掰).*")
		print type(msg)
		mat = pat.findall(t)
	
	if len(mat)==0:
		if count==1:
			data={
			'replyToken':accesstoken,
			'messages':[{'type':'text','text':outputstring}]
			}
		else:
			data={
			'replyToken':accesstoken,
			'messages':[{'type':'text','text':'朕知道了'},{'type':'text','text':'可以退下了'}]
			}
	else:
		data={
		'replyToken':accesstoken,
		'messages':[{'type':'text','text':'慢走不送'}]
		}
	
	
	
	headers={
		'Content-Type':'application/json',
		'Authorization':'Bearer '+channeltoken
	}
	urladdress = 'https://api.line.me/v2/bot/message/reply'
	datajson = json.dumps(data)
	#print type(datajson)
   	#依照Line Document當中的定義，準備好headers和data(json格式)。
   	res = requests.post(urladdress,headers=headers,data=datajson)
	print res.status_code
	

if __name__=='__main__':
    app.run()