Pythonで作る簡単LINEボット

高専カンファレンスin京都2 のスライドです。
ご清聴ありがとうございました！！

リポジトリはまだPrivateにしてますが、18日になったら公開します。
https://github.com/nnsnodnb/line-bot-django-handle

1. PythonͰ࡞Δ
   ؆୯LINEϘοτ খઘͻ΍͔͠
2. ͓લ୭Α • Yuya Oka (Lv: 22) • SNS: nnsnodnb w Ӊ෦ߴઐ
   ܦӦ৘ใֶՊଔ
   (2015೥౓)
   w Kibousoft LLC.
   ݸਓࣄۀओ
   • iOS apps Developer, Python Developer(ServerSide) w 1ਓσʔτͷϓϩ
   (ྫ
   1ਓUSJ)
3. class Speaker(Person): def __init__(self): self.name = 'Yuya Oka' self.level = 22 self.sns = 'nnsnodnb' self.graduation_school = 'NIT, Ube College' self.jobs = [ 'iOS apps developer', 'Python Developer' ] self.members = [ 'Kibousoft LLC.', ‘Freelance' ] self.other = '1人デートのプロ'
4. B T W
5. LINEϘοτ ࡞ͬͨ͜ͱ͋Δʁ
6. ͋Δਓ͸
   「あーそんなんあったね」 ͬͯײ͡Ͱ৸ͯͯ΋͍͍Α
7. ·ͨ͸
   https://developers.line.me/en/docs/messaging- api/reference/ ެࣜϦϑΝϨϯεͰ΋Ͳ͏ͧ
8. ڵຯͳ͍ਓ͸৸ͯͯ
9. ಋೖ
10. w Python3.6.xΛΠϯετʔϧ
    (3.7.0Ͱ΋ಈ͘ͱࢥ͏)
    w Python2͸ͬ͞͞ͱࣺͯΔ (஗͍ɺϨΨγʔɺ౳) w line-bot-sdkͷΠϯετʔϧ (ެࣜSDK, ݱࡏ1.7.1͕࠷৽) w Flask, Bottle, Pyramid, Django౳ͷΠϯετʔϧ
11. $ pip install line-bot-sdk
12. $ pip install flask
13. $ pip install bottle
14. $ pip install django
15. すきなものをいれて ࠓճ͸7/18ʹొஃ͢ΔΠϕϯτ༻ʹ
    ࡞ΓࠐΈͯ͠͠·ͬͨͷͰDjangoͰͷ࣮૷ʹͳΓ·͢
16. HTTPSかんきょうないよ
17. Ngrok
18. Ҿ༻: https://github.com/inconshreveable/ngrok
19. $ ngrok http 8000
21. جຊܗ
22. from django.http.response import HttpResponse, HttpResponseBadRequest from django.views.generic.base import View from linebot import LineBotApi, WebhookHandler from linebot.exceptions import InvalidSignatureError
23. line_bot_api = LineBotApi(‘LINE_BOT_ACCESS_TOKEN’) handler = WebhookHandler('LINE_BOT_ACCESS_SECRET') LINE DevelopersαΠτ͔Βऔಘ
24. LINE_BOT_ACCESS_SECRET
25. LINE_BOT_ACCESS_TOKEN
26. class CallbackView(View): def post(self, request, *args, **kwargs): signature = request.META['HTTP_X_LINE_SIGNATURE'] body = request.body.decode('utf-8') try: handler.handle(body, signature) except InvalidSignatureError: return HttpResponseBadRequest() return HttpResponse(‘OK') @method_decorator(csrf_exempt) def dispatch(self, *args, **kwargs): return super(CallbackView, self).dispatch(*args, **kwargs)
27. ソースコード みせられてもわからん
28. https://github.com/nnsnodnb/ line-bot-django-handle
29. handler.handle(body, signature) ͜ΕΛ͢Δ͜ͱʹΑͬͯɺҎԼͷEventΛϝιουʹड͚औΕΔ
    • MessageEvent (ςΩετ΍ը૾ɺಈըɺԻ੠ɺϑΝΠϧɺҐஔ৘ใɺελϯϓ) • FollowEvent (༑ͩͪ௥ՃorϒϩοΫղআ) • UnfollwEvent (༑ͩͪϒϩοΫ) • JoinEvent (ΞΧ΢ϯτ͕άϧʔϓʹࢀՃͨ͠) • LeaveEvent (ΞΧ΢ϯτ͕άϧʔϓ͔Βୀग़ͨ͠) • PostbackEvent (Ϙλϯ౳ʹඥ෇͚ΒΕͨΞΫγϣϯ) • BeaconEvent (LINE BeaconͷͦΕ) • AccountLinkEvent (ϓϩόΠμαʔϏεͱLINEΞΧ΢ϯτ͕ඥ෇͚ΒΕͨ)
30. Α͋͘ΔΦ΢Ϝฦ͠
31. from linebot.models import MessageEvent, TextMessage class CallbackView(View): ɾɾɾ @staticmethod @handler.add(MessageEvent, message=TextMessage) def message_event(event): line_bot_api.reply_message( event.reply_token, TextSendMessage(text=event.message.text) )
32. ֬ೝ
33. ͋ͱͶɻ
    ࠓճ໘౗͔ͩͬͨΒButtonͱ͔͔͠ରԠͯ͠ͳ͍ͷ
    ιʔείʔυݟͤͯ΋ͭ·ΒΜ͠
    σϞ͚ͩྲྀ͢κΠ
34. ButtonsTemplate
35. StickerSendMessage
36. ImageSendMessage
37. VideoSendMessage
38. LocationSendMessage
39. CarouselTemplate
40. ImageCarouselTemplate
41. ͜͜ͷϥούʔͷιʔείʔυ
    ॻ͍ͨΑ https://github.com/line/line-bot-sdk-python/pull/59
42. ࣗຫ࿩͸ஔ͍ͱ͍ͯ
43. ͪΐͬͱԠ༻
44. Imagemap + AccountLink
45. ۩ମྫ
    ࡾҪॅ༑ۜߦ
47. Ͱ΋͜Ε
    Not Best Practice #
48. https://developers.line.me/ ja/docs/messaging-api/ linking-accounts/
50. ͜Ε͸7/18ͷΠϕϯτͰ ొஃͰͨ͠ͱ͖ʹͬ͘͡Γ
52. ͜ͷը໘ʹ
    ϦμΠϨΫτͤͨ͞Β AccountLinkEvent͕ඈͿ
53. FreeϓϥϯͰ΋ରԠՄೳ reply_messageͰ͋Ε͹
54. ͜͜ͷϥούʔͷιʔείʔυ΋
    ॻ͍ͨΑ https://github.com/line/line-bot-sdk-python/pull/105
55. ֤छϓϥϯ಺༰
    https://at.line.me/jp/plan
56. ͓ۚΛ୔ࢁ͘ΕΔ
    ύύ͕͍Δํ͸ͥͻʂʂ
57. ҰԠ
    AccountLink ֬ೝ
58. 
    LINEαʔό͔Βऔಘͨ͠Token͋ΓϦϯΫΛఏࣔ
    
    Ϣʔβ͕ϦϯΫΛ౿Ή
    
    ϓϩόΠμαʔϏεͰϩάΠϯ͞ΕΔ
    
    LINEͷಛఆͷϦϯΫʹϦμΠϨΫτ
    
    AccountLinkEventΛड͚औΓฦ৴
59. ྑ͍BOTϥΠϑΛ