#UV_study_20210629

【初心者歓迎】Ruby LT会@オンライン \- connpass
(https://uniquevision.connpass.com/event/215217/)

Transcript

1. 1
   SinatraΛ࢖ͬͯ
   ॳΊͯWebΞϓϦΛ࡞ͬͯΈͨ
   @shirotamaki
   2021, 6, 29 (Tue) ɹRuby LTձ@ΦϯϥΠϯ
   ओ࠵ : ϢχʔΫϏδϣϯגࣜձ༷ࣾ
   ʮRubyΫοΩϯάʯ
   

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2. ˙΋͘͡
   2
   • ࣗݾ঺հ
   • ࡞ΔϝχϡʔɺࡐྉͳͲͷ঺հ
   • ࡐྉʹ͍ͭͯਂງΓ
   • ࡞Γํ
   

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3. ˙ࣗݾ঺հ
   @shirotamaki ɹ
   ۄ৓ ࢤ࿠
   ϑΟϤϧυϒʔτΩϟϯϓ32ظੜ
   Rubyྺ: 6ϲ݄
   3
   

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4. ˙RubyͰ࡞Δϝχϡʔ
   4
   JSONͱHashΛ࢖ͬͨSinatra࢈
   ϝϞΞϓϦ
   

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5. ˙ࡐྉ
   * JSONϑΝΠϧ
   * HashΦϒδΣΫτ
   5
   ˙༻ҙ͢Δ΋ͷ
   • Ruby 3.0.0
   • Sinatra
   

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6. ˙ௐຯྉ
   * params ϋογϡ ɹ
   * JSON.parseϞδϡʔϧؔ਺
   * JSON.dumpϞδϡʔϧؔ਺
   6
   

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7. ˙ਂງΓ
   

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8. ˙Sinatraʢγφτϥʣ
   8
   Ruby੡ͷWebΞϓϦέʔγϣϯϑϨʔϜϫʔΫͰ͢ɻ
   هड़಺༰͕؆ܿͰ෼͔Γ΍͘͢ͱͯ΋͍ܰͷ͕ಛ௃Ͱ͢ɻ
   ͦͷͨΊɺখن໛ͳΞϓϦέʔγϣϯΛ࡞੒͢Δͷʹ
   ޲͍͍ͯ·͢ɻ
   

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9. ˙JSONʢδΣΠιϯʣ
   9
   JavaScript Object Notationͷུ
   ߏ଄Խͨ͠σʔλΛදͨ͢ΊͷςΩετϑΥʔϚοτͷҰछͰ͢ɻ
   JavaScript͚ͩͰͳ͘ɺଟ͘ͷϓϩάϥϛϯάݴޠ΍WebαʔϏε
   ʹରԠ͍ͯ͠·͢ɻ
   ઃఆϑΝΠϧ΍σʔλަ׵ͳͲΛ͢Δͱ͖ʹΑ͘࢖ΘΕ͍ͯ·͢ɻ
   ϑΝΠϧ໊͸ʮKTPOʯɹ
   ˞σʔλϕʔεͷ؅ཧ͸JSONϑΝΠϧΛར༻͠·͢ɻ
   ɹࠓճɺActiveRecord͸ར༻͠·ͤΜɻ
   

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10. ˙JSON͕ରԠ͍ͯ͠Δσʔλܕ
    10
    JSONʹ૊ΈࠐΈͰ༻ҙ͞Ε͍ͯΔσʔλܕ̒ͭ
    * ΦϒδΣΫτ
    * ഑ྻ
    * จࣈྻ
    * ਺஋
    * ϒʔϦΞϯ
    * null
    

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11. ˙Hashʢϋογϡʣ
    11
    ϋογϡ͸ɺʮΩʔʯͱʮ஋ʯͷηοτͰσʔλΛ؅ཧ͢Δ
    ΦϒδΣΫτͷ͜ͱͰ͢ɻ
    ଞͷݴޠͰ͸ʮ࿈૝഑ྻʯʮࣙॻʯʮϚοϓʯͱݺ͹ΕͨΓ
    ͠·͢ɻ
    ӳޠͷHash͸ɺίϚ੾Ε೑ͱ໺ࡊΛᖱΊͨྉཧͷࣄΛࢦ͠ɺ
    ϋογϡυϏʔϑͷޠݯͰ΋͋Γ·͢ɻ
    

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12. ˙Hashͷ2ͭͷॻ͖ํ
    12
    ϋογϡϩέοτ ࢖ͬͨॻ͖ํ
    ϋογϡϩέοτΛলུͨ͠ॻ͖ํ
    

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13. ˙Ruby ΫοΩϯάελʔτʂ
    13
    

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14. 14
    ˙·ͣ͸ɺrequireͰԼ͝͠Β͑
    

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15. ˙৽نϝϞೖྗը໘ͷϧʔςΟϯά
    15
    

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16. ˙ڞ௨͢ΔϨΠΞ΢τΛ·ͱΊΔ
    16
    index.erb
    new.erb
    

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17. 17
    ˙formλάͰೖྗɾૹ৴ϑΥʔϜΛ࡞੒͢Δ
    

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18. ˙్தܦաɺHTMLΛϨϯμϦϯάʢը૾Λੜ੒ʣ
    18
    

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19. ˙HashΛJSON΁ม׵͠ϑΝΠϧΛอଘ͢Δ
    19
    JSON
    Hash
    JSON.dump
    

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20. ˙JSONϑΝΠϧͱͯ͠ɺdbσΟϨΫτϦ΁อଘ͢Δ
    20
    

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21. ˙ϝϞҰཡදࣔ༻ͷϧʔςΟϯά
    21
    JSON Hash
    JSON.parse
    

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22. ˙Ұཡදࣔ༻ͷerbΛ࡞੒͢Δ
    22
    

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23. ˙πϦʔߏ଄
    23
    

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24. ˙URL΁ΞΫηεͯ͠ΈΔ
    24
    

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25. ˙ग़དྷ্͕Γʂ
    25
    

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26. ˙ࢀߟهࣄɾࢀߟॻ੶
    26
    ϓϩάϥϛϯάݴޠ Ruby ϦϑΝϨϯεϚχϡΞϧ https:/
    /docs.ruby-lang.org/ja/(ࢀর2021,6,28)
    Sinatra: README http:/
    /sinatrarb.com/intro-ja.html/(ࢀর2021.6.28)
    ϦϒϩϫʔΫε ஶ/ߴڮ ੐ٛ ؂म/ʰεϥεϥಡΊΔ Ruby;Γ͕ͳϓϩάϥϛϯά ʱ/ΠϯϓϨεϒοΫε/2019೥
    ޒेཛྷ๜໌ɼদԬߒฏ ஶ/ʰθϩ͔ΒΘ͔Δ Ruby ௒ೖ໳ʱ/ٕज़ධ࿦ࣾ/2018೥
    ߴڮ੐ٛɺޙ౻༟ଂ ஶ/ʰͨͷ͍͠Rubyୈ6൛ʱ/SBΫϦΤΠςΟϒ/2019೥
    ҏ౻३Ұ ஶ/ʰϓϩΛ໨ࢦ͢ਓͷͨΊͷRubyೖ໳ ݴޠ࢓༷͔Βςετۦಈ։ൃɾσόοάٕ๏·Ͱʱ/ٕज़ධ࿦ࣾ/
    2017೥
    ࢁຊཅฏஶ/ ʰWebΛࢧ͑Δٕज़ɹHTTP, URI, HTML, ͦͯ͠RESTʱ/ٕज़ධ࿦ࣾ/2010೥
    

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27. ˙ϒϩά΍ͬͯ·͢
    27
    ͸ͯͳϒϩά
    D IT YɹλϚΩ޻຿ళͷIT೔ه
    https:/
    /shirotamaki.hatenablog.com/
    

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28. ͝ਗ਼ௌ͍͖ͨͩ͋Γ͕ͱ͏͍͟͝·ͨ͠
    

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