Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
CrystalでTwitter botを作ってみた / Create a Twitter b...
Search
Mihyaeru
July 31, 2015
Programming
0
1.3k
CrystalでTwitter botを作ってみた / Create a Twitter bot in Crystal
東京 Crystal 勉強会 #1 in 五反田
Mihyaeru
July 31, 2015
Tweet
Share
More Decks by Mihyaeru
See All by Mihyaeru
会計 freee バックエンドの今後 / freee backend api
mihyaeru21
8
23k
Railsで実装されている機能のマイクロサービスへの切り離し / split to microservices from rails
mihyaeru21
1
730
WebエンジニアのためのMySQLデータ構造基礎(再) / mysql data structure for web developer 2
mihyaeru21
0
250
WebエンジニアのためのMySQLデータ構造基礎 / mysql data structure for web developer
mihyaeru21
1
620
WebエンジニアのためのMySQL入門 / learning mysql for web developer
mihyaeru21
7
2.5k
入門ReactiveX / about ReactiveX
mihyaeru21
3
410
RxSwiftと愉快な仲間たち / RxSwift with Units
mihyaeru21
4
2.7k
RxSwiftでTwitterの ライブラリを作ってる話 / RxTwift
mihyaeru21
4
710
Gotanda.pm #1
mihyaeru21
1
150
Other Decks in Programming
See All in Programming
Shinjuku.rb#95:心の技術書紹介
free_world21
1
110
LangChainでWebサイトの内容取得やGitHubソースコード取得
shukob
0
160
What is Parser
yui_knk
9
4.1k
Swiftコードバトル必勝法
toshi0383
0
150
Boost Performance and Developer Productivity with Jakarta EE 11
ivargrimstad
0
440
Crafting Cross-Platform Adventures: Building a Game Engine with Kotlin Multiplatform
dwursteisen
0
100
Architecture Decision Record (ADR)
nearme_tech
PRO
1
680
Ebitengineの1vs1ゲーム WebRTCの活用
ponyo877
0
380
Modular Monolith Go Server with GraphQL Federation + gRPC
110y
1
580
僕が思い描くTypeScriptの未来を勝手に先取りする
yukukotani
9
2.4k
いつか使える ObjectSpace / Maybe useful ObjectSpace
euglena1215
2
130
【TID2024】模擬講義:プログラマと一緒にゲームをデザインしてみよう!
akatsukigames_tech
0
640
Featured
See All Featured
Art, The Web, and Tiny UX
lynnandtonic
294
20k
ReactJS: Keep Simple. Everything can be a component!
pedronauck
663
120k
Large-scale JavaScript Application Architecture
addyosmani
508
110k
VelocityConf: Rendering Performance Case Studies
addyosmani
322
23k
Building Better People: How to give real-time feedback that sticks.
wjessup
359
19k
Dealing with People You Can't Stand - Big Design 2015
cassininazir
363
22k
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
stephaniewalter
278
13k
We Have a Design System, Now What?
morganepeng
48
7.1k
Designing the Hi-DPI Web
ddemaree
278
34k
Happy Clients
brianwarren
96
6.6k
The Invisible Customer
myddelton
119
13k
How to train your dragon (web standard)
notwaldorf
85
5.6k
Transcript
CrystalͰTwitter botΛ࡞ͬͯΈͨ ౦ژ Crystal ษڧձ #1 in ޒా @mihyaeru21
© 2015 Mihyaeru ͓લͩΕΑ • ϛώϟΤϧ @mihyaeru21 • ࠷ۙSwiftͱPerlΛʑͰ •
ͨ·ʹPython • YAPCͰొஃ͢Δ͜ͱʹͳͬͯΨΫϒϧ 2
© 2015 Mihyaeru ࡞ͬͯΈͨܥLT • ܀΅ͬͱ https://twitter.com/crybot21 • https://github.com/mihyaeru21/crybot •
UserStreamʹܨ͍Ͱϝϯγϣϯͱಉ͡༰Λݴ ͍ฦ͚ͩ͢ • ϩʔΧϧͰಈ͔ͯ͠Δ͔Β͙͢ಈ͔ͳ͘ͳΔӡ໋ 3
© 2015 Mihyaeru ΊͬͪΌ͠ΐ΅͍σϞ 4
ݴ͍ฦ͚ͩ͢Ͱͨ͠
© 2015 Mihyaeru CrystalΛͬͯΈͨײ • ·ΔͰLLΛॻ͍͍ͯΔײ֮ • ๛ͳඪ४Ϟδϡʔϧ͕͋ͬͯศར • Streaming
APIॳΊ࣮͚ͯͨ͠ͲͳΜͱ͔ ͳͬͨ 6
© 2015 Mihyaeru CrystalΛͬͯΈͨײ • ϥΠτʹ͔͚Δ͚Ͳɺܕͷѻ͍ϥΠτͰ ͳ͔ͬͨ • ٽ͘ٽ͘Ϩϕϧͳͱ͜ΖΛॻ͍ͨ •
υΩϡϝϯτιʔείʔυ • RubyΛ͋·ΓΒͳ͔͔ͬͨΒײͨ͡͠͞ 7
© 2015 Mihyaeru ͬͨඪ४Ϟδϡʔϧ • cgi • env • http
• json • oauth • openssl • secure_random • socket • time 8
© 2015 Mihyaeru cgi • URLΤϯίʔυʹ༻ • cgiۭؒʹ͋ͬͨͷ͔ɻɻɻ • uriͱ͔httpͱ͔Λݟ͍ͯͨ
9
© 2015 Mihyaeru env • ڥมͷಡΈࠐΈ • access tokenͱ͔ͷಡΈࠐΈʹ༻ •
ී௨ʹHashͬΆ͑ͨ͘ 10
© 2015 Mihyaeru http (./client ./request) • ΧδϡΞϧʹ͑Δ • ௨৴ͷ్தͰίʔϧόοΫͱ͔ʹσʔλΛྲྀ
ͯ͘͠ΕΔ͕ͭ(ݟͨݶΓ)ແ͔ͬͨ • υΩϡϝϯτ͔ΒભҠ͢Διʔείʔυ͕Ϧ Ϧʔε൛ΑΓ৽ͯ͘͠ϋϚͬͨ 11
© 2015 Mihyaeru json • ͱΓ͋͑ͣ JSON.parse • σίʔυ݁Ռ͍͢͝ܕʹͳ͍ͬͯͯฦΓ ͷѻ͍͕ຯʹ͔ͬͨ͠
12
© 2015 Mihyaeru oauth • ௨৴·Ͱͬͯ͘ΕΔ͔ͱࢥ͚ͬͨͲҧͬͨ • ͬͨͷ OAuth::Signature •
໘ͳAuthϔομΛͺͬͱ࡞Ε͍͍ͯײ͡ • খճΓ͕ޮ͘ײ 13
© 2015 Mihyaeru openssl • OpenSSL::SSL::Socket • SSL༻ʹTCPSocketΛแΈࠐΜͰ͚͋͛ͨͩ 14
© 2015 Mihyaeru secure_random • nonceΛ࡞Δͷʹར༻ • SecureRandom.hex(32) ͰɺͱΓ͋͑ͣ32ܻ ͷ16ਐจࣈྻ͕ಘΒΕΔ
• nonceʹUUIDͷϋογϡΛ͓͏ͱࢥͬͯ ͚ͨͲUUIDϞδϡʔϧ͕ແ͔ͬͨ 15
© 2015 Mihyaeru socket • TCPSocket • ίωΫγϣϯΛுΓͬͺͳ͠ͰಡΈଓ͚Δ෦ Ͱ༻ •
ൺֱతϨϕϧͳ෦͚ͩͲ৮Γ͔ͬͨ͢ 16
© 2015 Mihyaeru time • Time.utc_now.to_i ͚͓͚֮ͩ͑ͯ ͻͱ·ͣੜ͖͍͚ͯͦ͏ • Time.now.to_i
ͬͯॻ͍ͯͯϋϚͬͨ 17
·ͱΊ • ඪ४ϥΠϒϥϦ͕ॆ࣮Ͱऔ͖͍ͬ͢ • ϥΠτͳॻ͖৺͕ྑ͍ײ͡ • ιʔεՇ