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app.py
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app.py
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import os
# import json
from flask import Flask
from flask import request
from libs.handle_message import HandleMessage
from linebot import (LineBotApi, WebhookHandler)
from linebot.exceptions import (InvalidSignatureError)
from linebot.models import (MessageEvent, TextMessage, TextSendMessage,)
# generate instance
app = Flask(__name__)
# ローカルサーバで動作確認する場合には LINE の Access Token と Channel Secret は config.json に詰めて読み込む
# json_file = open('./config.json', 'r')
# json_data = json.load(json_file)
# ACCESS_TOKEN = json_data["access_token"]
# CHANNEL_SECRET = json_data["channel_secret"]
# サーバの環境変数
ACCESS_TOKEN = os.environ["ACCESS_TOKEN"]
CHANNEL_SECRET = os.environ["CHANNEL_SECRET"]
# アクセストークンの取得
line_bot_api = LineBotApi(ACCESS_TOKEN)
handler = WebhookHandler(CHANNEL_SECRET)
# endpoint
@app.route("/")
def test():
return "<h1>It Works!</h1>"
# # endpoint from linebot
@app.route("/callback", methods=['POST'])
def callback():
# get X-Line-Signature header value
signature = request.headers['X-Line-Signature']
# get request body as text
body = request.get_data(as_text=True)
app.logger.info("Request body: " + body)
# handle webhook body
try:
handler.handle(body, signature)
except InvalidSignatureError:
print("Invalid signature. Please check your channel access token/channel secret.")
abort(400)
return 'OK'
# # handle message from LINE
@handler.add(MessageEvent, message=TextMessage)
def handle_message(event):
reply = HandleMessage.generate_reply_message(event.message.text)
line_bot_api.reply_message(
event.reply_token,
TextSendMessage(text=reply))
if __name__ == "__main__":
app.run(debug=True, host="0.0.0.0", port=int(os.environ.get("PORT", 8080)))