Rails Hands-on Seminar Ch03

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ୈ3ষ ΄΅੩తͳϖʔδͷ࡞੒ #RailsϋϯζΦϯηϛφʔ http://railstutorial.jp/ RailsνϡʔτϦΞϧ by ϠεϥϘ 3VCZPO3BJMTνϡʔτϦΞϧ ࣮ྫΛ࢖ͬͯ3BJMTΛֶ΅͏ .JDIBFM)BSUM ϚΠέϧɾϋʔτϧ

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ηϛφʔΛ ࢝ΊΔલʹ

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Screencast.ﬁrst.visit? http://railstutorial.jp/screencasts

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ຊηϛφʔͷ ̏ͭͷಛ௕

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ߨࢣͷλʔϛφϧ͸Լه URL ͔ΒӾཡͰ͖·͢ :) http://screenx.tv/yasulab ߨٛதʹࢀরͨ͠ϦϯΫ͸ίϝϯτཝͰ (࣭໰΋͓ؾܰʹ)

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࣭໰͸͍ͭͰ΋͓ؾܰʹ! ݸผ૬ஊ͸ٳܜ΍ऴྃޙʹ :)

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“࿩ʹ͍͍͚ͭͯͳ͔ͬͨorz” ͦΜͳͱ͖ʹ҆৺ͳಈըαϙʔτ!

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Ready?

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ϋϯζΦϯηϛφʔΛ ਐΊ͍͖ͯ·͠ΐ͏!

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ୈ3ষ ΄΅੩తͳϖʔδͷ࡞੒ ४උฤ http://railstutorial.jp/ RailsνϡʔτϦΞϧ by ϠεϥϘ 3VCZPO3BJMTνϡʔτϦΞϧ ࣮ྫΛ࢖ͬͯ3BJMTΛֶ΅͏ .JDIBFM)BSUM ϚΠέϧɾϋʔτϧ

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ୈ̎ষͰ΍ͬͨ͜ͱ • $ rails scaffold ίϚϯυΛ࢖ͬͨࠇຐज़ͷମݧ • ʮ·ͣ͸Ϩʔϧʹ৐ͬͯΈΔʯ • RESTΞʔΩςΫνϟΛαΫοͱߏஙͯ͠Έͯɺ RailsͷϑΥϧμߏ଄΍ΞϓϦέʔγϣϯͷ֓ཁ  ΛͳΜͱͳ͘೺Ѳ͢Δɻ • scaffold͕ԿΛ͍ͯ͠Δ͔͸ཧղ͠ͳͯ͘େৎ෉.  ୈ̏ষҎ߱Ͱ͸scaffold͸Ұ੾࢖͍·ͤΜ.

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ୈ̏ষͰ΍Δ͜ͱ • ͍Α͍Αɺຊ֨తʹαϯϓϧΞϓϦΛ։ൃ͠·͢. • ୈ̎ষͰ࢖ͬͨ scaffold ͸࢖͍·ͤΜ. • ࣗಈੜ੒ʹ͸པΒͣɺखಈͰίʔυΛॻ͖·͢. • खಈͰ̍ͭͣͭίʔυΛݟͯཧղ͢ΔͨΊ. • ੩తϖʔδ͕ϝΠϯ(ͪΐͬͱ͚ͩಈతͳ෦෼΋). • ·ͣ͸DRY(Don’t Repeat Yourself)Λແࢹͯ͠ॻ͖·͢ɽ • ͦͷޙDRYͳײ͡ʹϦϑΝΫλϦϯά͍͖ͯ͠·͢ɽ

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1. Test UnitΛ࢖Θͣʹ sample_app Λ࡞੒  $ rails _4.0.5_ new sample_app --skip-test-unit 2. ൿີτʔΫϯΛಈతʹੜ੒͢Δ 3. RSpec ΛΠϯετʔϧ  $ rails generate rspec:install 4. GitHubͰϦϙδτϦͷ࡞੒ɾެ։ 5. HerokuʹσϓϩΠ ४උฤ (෮श)

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ୈ3ষ ΄΅੩తͳϖʔδͷ࡞੒ 3.1 ੩తϖʔδ http://railstutorial.jp/ RailsνϡʔτϦΞϧ by ϠεϥϘ 3VCZPO3BJMTνϡʔτϦΞϧ ࣮ྫΛ࢖ͬͯ3BJMTΛֶ΅͏ .JDIBFM)BSUM ϚΠέϧɾϋʔτϧ

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1. StaticPagesίϯτϩʔϥΛੜ੒:  $ rails generate controller StaticPages home help   --no-test-framework 1. Rails Router ͷมߋΛ֬ೝ 2. StaticPages Controller ͷ಺༰Λ֬ೝ 3. StaticPages View ͷ಺༰Λ֬ೝ 1. Home ϖʔδͷ಺༰Λ֬ೝ 2. Help ϖʔδͷ಺༰Λ֬ೝ ੩తϖʔδͷ࡞੒

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ୈ3ষ ΄΅੩తͳϖʔδͷ࡞੒ 3.2 ࠷ॳͷςετ http://railstutorial.jp/ RailsνϡʔτϦΞϧ by ϠεϥϘ 3VCZPO3BJMTνϡʔτϦΞϧ ࣮ྫΛ࢖ͬͯ3BJMTΛֶ΅͏ .JDIBFM)BSUM ϚΠέϧɾϋʔτϧ

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1. ςετʹ͍ͭͯ 2. ࠷ॳͷςετΛॻ͍ͯΈΔ:  Red → Green → Refactor 1. Home/HelpϖʔδͷςετΛ࡞੒͢Δ  $ rails generate integration_test static_pages 2. ςετۦಈ։ൃͰAboutϖʔδΛ࡞੒͢Δ 3. ϦϑΝΫλϦϯάʹ͍ͭͯ ࠷ॳͷςετ

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ୈ3ষ ΄΅੩తͳϖʔδͷ࡞੒ 3.3 গ͚ͩ͠ಈతͳϖʔδ http://railstutorial.jp/ RailsνϡʔτϦΞϧ by ϠεϥϘ 3VCZPO3BJMTνϡʔτϦΞϧ ࣮ྫΛ࢖ͬͯ3BJMTΛֶ΅͏ .JDIBFM)BSUM ϚΠέϧɾϋʔτϧ

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• λΠτϧ͕ಈతʹมΘΔϖʔδΛ࡞੒ • λΠτϧͷςετΛ࡞੒ • ຒΊࠐΈRuby (erb) ͰλΠτϧΛ࣮૷ • ৑௕ͳίʔυΛڞ௨Խ (ϦϑΝΫλϦϯά) • ςετ͕௨Δ͜ͱΛ֬ೝ • ୈ̏ষ·ͱΊ গ͚ͩ͠ಈతͳϖʔδ

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͓ർΕ༷Ͱͨ͠

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ࢀߟ৘ใ

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Rails Λ͸͡ΊΑ͏ http://railsguides.jp/getting_started.html

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͓஌Βͤ

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RailsύεϙʔτΛ։࢝͠·͢!

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എܠ • Ωϟϯηϧ଴ͪͩͱ༧ఆཱ͕ͯͮΒ͍ :(  => ʮ”ͱΓ͋͑ͣਃ͠ࠐΈ” ͕ଟ͍…?ʯ • εΫϦʔϯΩϟετΛࣄલʹࢹௌ͍ͨ͠!  => ʮܾࡁ͕ηϛφʔ௚લͳͷͰ೉͍͠ʯ • ಉ͡ষΛԿ౓΋ࢀՃ͍ͨ͠!  => ʮಛʹɼݸผʹ࣭໰/૬ஊ͕͍ͨ͠ʯ

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ίΞͳࢀՃऀ͕ ֶश͠΍͍͢  ؀ڥʹ.

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ࢀՃඅͷ·ͱΊܾͯࡁϓϥϯ

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Ωϟϯηϧ଴ͪͰ΋ࢀՃՄೳ!

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ಈը͕ࣄલʹࢹௌͰ͖·͢

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ϑϦʔύεܗࣜ (࠶ԋࢀՃՄ)

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No content

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ڵຯ͕͋Ε͹ Co-Edo ·Ͱ :)

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ࠓޙͷਐΊํ • ൓ڹ͕͋ΔݶΓɼܧଓతʹ࣮ࢪ͍͖ͯ͠·͢. • ࠓޙͷεέδϡʔϧ͸ίνϥ (དྷ೥Ҏ߱΋ެ։)  → ৄࡉ: http://railstutorial.jp/seminars • εΫϦʔϯΩϟετͷൢചΛ։࢝͠·ͨ͠ :)  → ৄࡉ: http://railstutorial.jp/screencasts • Ξϯέʔτͷ͝ճ౴ʹڠྗ͍ͩ͘͞  ίϝϯτཝʹURLΛష෇͚·͢ :)  ※ Ξϯέʔτʹճ౴Λૹ৴͢Δͱ,  ɹಛయಈըͷ৘ใ͕දࣔ͞Ε·͢.