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#UV_study_20210629
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Shiro Tamaki
June 29, 2021
Programming
0
280
#UV_study_20210629
【初心者歓迎】Ruby LT会@オンライン \- connpass
(
https://uniquevision.connpass.com/event/215217/
)
Shiro Tamaki
June 29, 2021
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Transcript
1 SinatraΛͬͯ ॳΊͯWebΞϓϦΛ࡞ͬͯΈͨ @shirotamaki 2021, 6, 29 (Tue) ɹRuby LTձ@ΦϯϥΠϯ
ओ࠵ : ϢχʔΫϏδϣϯגࣜձ༷ࣾ ʮRubyΫοΩϯάʯ
˙͘͡ 2 • ࣗݾհ • ࡞ΔϝχϡʔɺࡐྉͳͲͷհ • ࡐྉʹ͍ͭͯਂງΓ • ࡞Γํ
˙ࣗݾհ @shirotamaki ɹ ۄ ࢤ ϑΟϤϧυϒʔτΩϟϯϓ32ظੜ Rubyྺ: 6ϲ݄ 3
˙RubyͰ࡞Δϝχϡʔ 4 JSONͱHashΛͬͨSinatra࢈ ϝϞΞϓϦ
˙ࡐྉ * JSONϑΝΠϧ * HashΦϒδΣΫτ 5 ˙༻ҙ͢Δͷ • Ruby 3.0.0
• Sinatra
˙ௐຯྉ * params ϋογϡ ɹ * JSON.parseϞδϡʔϧؔ * JSON.dumpϞδϡʔϧؔ 6
˙ਂງΓ
˙Sinatraʢγφτϥʣ 8 RubyͷWebΞϓϦέʔγϣϯϑϨʔϜϫʔΫͰ͢ɻ هड़༰͕؆ܿͰ͔Γ͘͢ͱ͍ͯܰͷ͕ಛͰ͢ɻ ͦͷͨΊɺখنͳΞϓϦέʔγϣϯΛ࡞͢Δͷʹ ͍͍ͯ·͢ɻ
˙JSONʢδΣΠιϯʣ 9 JavaScript Object Notationͷུ ߏԽͨ͠σʔλΛදͨ͢ΊͷςΩετϑΥʔϚοτͷҰछͰ͢ɻ JavaScript͚ͩͰͳ͘ɺଟ͘ͷϓϩάϥϛϯάݴޠWebαʔϏε ʹରԠ͍ͯ͠·͢ɻ ઃఆϑΝΠϧσʔλަͳͲΛ͢Δͱ͖ʹΑ͘ΘΕ͍ͯ·͢ɻ ϑΝΠϧ໊ʮKTPOʯɹ
˞σʔλϕʔεͷཧJSONϑΝΠϧΛར༻͠·͢ɻ ɹࠓճɺActiveRecordར༻͠·ͤΜɻ
˙JSON͕ରԠ͍ͯ͠Δσʔλܕ 10 JSONʹΈࠐΈͰ༻ҙ͞Ε͍ͯΔσʔλܕ̒ͭ * ΦϒδΣΫτ * ྻ * จࣈྻ *
* ϒʔϦΞϯ * null
˙Hashʢϋογϡʣ 11 ϋογϡɺʮΩʔʯͱʮʯͷηοτͰσʔλΛཧ͢Δ ΦϒδΣΫτͷ͜ͱͰ͢ɻ ଞͷݴޠͰʮ࿈ྻʯʮࣙॻʯʮϚοϓʯͱݺΕͨΓ ͠·͢ɻ ӳޠͷHashɺίϚΕͱࡊΛᖱΊͨྉཧͷࣄΛࢦ͠ɺ ϋογϡυϏʔϑͷޠݯͰ͋Γ·͢ɻ
˙Hashͷ2ͭͷॻ͖ํ 12 ϋογϡϩέοτ ͬͨॻ͖ํ ϋογϡϩέοτΛলུͨ͠ॻ͖ํ
˙Ruby ΫοΩϯάελʔτʂ 13
14 ˙·ͣɺrequireͰԼ͝͠Β͑
˙৽نϝϞೖྗը໘ͷϧʔςΟϯά 15
˙ڞ௨͢ΔϨΠΞτΛ·ͱΊΔ 16 index.erb new.erb
17 ˙formλάͰೖྗɾૹ৴ϑΥʔϜΛ࡞͢Δ
˙్தܦաɺHTMLΛϨϯμϦϯάʢը૾Λੜʣ 18
˙HashΛJSONม͠ϑΝΠϧΛอଘ͢Δ 19 JSON Hash JSON.dump
˙JSONϑΝΠϧͱͯ͠ɺdbσΟϨΫτϦอଘ͢Δ 20
˙ϝϞҰཡදࣔ༻ͷϧʔςΟϯά 21 JSON Hash JSON.parse
˙Ұཡදࣔ༻ͷerbΛ࡞͢Δ 22
˙πϦʔߏ 23
˙URLΞΫηεͯ͠ΈΔ 24
˙ग़དྷ্͕Γʂ 25
˙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 ޒेཛྷ໌ɼদԬߒฏ ஶ/ʰθϩ͔ΒΘ͔Δ Ruby ೖʱ/ٕज़ධࣾ/2018 ߴڮٛɺޙ౻༟ଂ ஶ/ʰͨͷ͍͠Rubyୈ6൛ʱ/SBΫϦΤΠςΟϒ/2019 ҏ౻३Ұ ஶ/ʰϓϩΛࢦ͢ਓͷͨΊͷRubyೖ ݴޠ༷͔Βςετۦಈ։ൃɾσόοάٕ๏·Ͱʱ/ٕज़ධࣾ/ 2017 ࢁຊཅฏஶ/ ʰWebΛࢧ͑Δٕज़ɹHTTP, URI, HTML, ͦͯ͠RESTʱ/ٕज़ධࣾ/2010
˙ϒϩάͬͯ·͢ 27 ͯͳϒϩά D IT YɹλϚΩళͷITه https:/ /shirotamaki.hatenablog.com/
͝ਗ਼ௌ͍͖ͨͩ͋Γ͕ͱ͏͍͟͝·ͨ͠