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͸͡ΊͯͷϓϥάΠϯͷͭ͘Γ͔ͨ Toro_Unit @2017.12.02 / WordBench Nagano vol 14. 1

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$ whoami ͜͡͠ΐ͏͔͍ 2

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Toro_Unit ઎෦ ߛ (͏Β΂ ͻΖ͠) ϑϦʔϥϯε Frontend Engineer / Web Designer Plugin and Theme Developer Github: @torounit Twitter: @Toro_Unit Facebook: fb.me/torounit Blog: https://torounit.com 3

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Plugins. • Custom Post Type Permalinks • Active installations: 90,000+ • Downloads: 450,000 + • Simple Post Type Permalinks • Powerful Posts Per Page (PPPP) • Responsive Slide • and more... 4

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Vanilla — Free WordPress Themes 5

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Contribution • WordBench ௕໺ ϞσϨʔλʔ • WordCamp Kyoto 2017 / Kansai 2016 / Tokyo 2016 • WordCamp Tokyo 2017 Speaker • WordBench.org • VCCW Team • etc... 6

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WordPress Plugins • WordPress Λ֦ு͢Δػೳɻ • ެࣜϨϙδτϦʹ͸ɺ50000 Ҏ্ͷ ϓϥάΠϯ͕ܝࡌ͞Ε͍ͯΔɻ(؅ཧ ը໘͔ΒΠϯετʔϧग़དྷΔ΍ͭ) 7

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΋ͪΖΜࣗ࡞Ͱ͖Δɻ 8

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ࣗ࡞͢ΔϝϦοτ • ϓϥάΠϯʹͨ͠ํ͕ɺ࢖͍ճ͕͠༰қɻ • ςʔϚͷfunctions.php ʹॻ͘ͱͪ͝Όͪ͝Ό͢Δ͠ɺςʔϚ Λม͑Δͱͦͷػೳ͕ࢮ͵ɻࡶͳ࡞ΓํΛͯ͠ΔͱαΠτ͕ յΕΔɻ 9

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ϓϥάΠϯͷͭ͘Γ͔ͨ 10

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1. PHP ϑΝΠϧΛ࡞੒ͯ͠ɺwp-content/plugins ʹ഑ஔɻ • plugins ௚Լʹ php ϑΝΠϧΛஔ͍ͯ΋OK͕ͩɺϓϥάΠϯͷϑΝΠϧ͕૿͑ͨΓ͢ΔͷͰɺσΟϨΫτϦΛ࡞ͬͯͦͷதʹ ೖΕͨ΄͏͕Θ͔Γ΍͍͢ɻ 11

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2.PHPϑΝΠϧͷઌ಄ʹίϝϯτΛهड़

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Ͱ͖ͨɻ 14

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͓ΘΓ 15

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ͱ͍͏Θ͚ʹ΋͍͔ͳ͍ͷͰ 16

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ϓϥάΠϯΛ࢖ͬͯɺWordPress ΛΧ ελϚΠζ͢Δɻ 17

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Action Hooks Filter Hooks 18

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ΞΫγϣϯϑοΫɾϑΟϧλʔϑοΫ • WordPress ͷಈ࡞Λมߋ͢ΔͨΊͷAPI • ΞΫγϣϯϑοΫ͸ɺಈ࡞Λ௥Ճ͢Δɻ(දࣔͨ͠ΓɺDBʹ อଘͨ͠Γ) • ϑΟϧλʔϑοΫ͸ɺ஋Λมߋ͢Δɻ 19

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ϑΟϧλʔϑοΫͷྫ function sugoi_titie( $title ) { return '͍ͧ͢͝ʔ:' . $title; } add_filter( 'the_title', 'sugoi_titie' ); 20

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ΞΫγϣϯϑοΫͷྫ function sptp_admin_notices() { $message = '͍ͧ͢͝ʔɻ'; printf( '

%s

', $message ); } add_action( 'admin_notices', 'sptp_admin_notices'); 22

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ϑοΫͷҰཡ 2700 ݸ͘Β͍͋Δɻ • wpdocs.osdn.jp/ϓϥάΠϯ_API/ΞΫγϣϯϑοΫҰཡ • wpdocs.osdn.jp/ϓϥάΠϯ_API/ϑΟϧλʔϑοΫҰཡ • developer.wordpress.org/reference/hooks/ 24

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Shortcode API 25

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γϣʔτίʔυͱ͸ɻ [gallery]ɹ౳ɺͷ[]ͰғΘΕͨϞϊɻίϨΛهࣄ಺ʹهड़͢Δͱ ͦͷγϣʔτίʔυʹม׵͞ΕΔɻ Contact Form 7 ͷϑΥʔϜ΋ίϨΛ࢖ͬͯઃஔɻ [contact-form-7 id="1" title="͓໰͍߹ΘͤϑΥʔϜ"] 26

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function sugoi_shortcode( $atts ) { $param = shortcode_atts( array( 'count' => 1, ), $atts ); return str_repeat( '͍͢͝', $param['count'] ); } add_shortcode( 'sugoi', 'sugoi_shortcode' ); 27

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WordCamp Kansai ϋϯζΦϯ΍Γ·ͨ͠ɻ ʮ͜ͷهࣄ͸˓෼ͰಡΊ·͢ʯϓϥάΠ ϯΛγϣʔτίʔυͰ࡞Δɻ wckansai2016/plugin-hands-on 30

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ଞʹ΋༷ʑͳAPI WordPress API - WordPress Codex ೔ຊޠ൛ μογϡϘʔυ΢ΟδΣοτ API/σʔλϕʔε API/HTTP API/ ϑΝΠϧϔομʔ API/ϑΝΠϧγεςϜAPI/ϝλσʔλ API/ Options API/ϓϥάΠϯ API/ΫΠοΫλάAPI/Rewrite API/ Settings API/γϣʔτίʔυ API/Theme Modification API/ Theme Customization API/Transients API/WordPress ΢Ο δΣοτ API 31

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WP-CLI Λ࢖͏ͱϓϥάΠϯͷͻͳܗΛαΫοͱ ࡞ΕΔ $ wp scaffold plugin my-plugin-name 32

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Plugin Handbook ެࣜͷϓϥάΠϯͷυΩϡϝϯτɻӳޠ ͚ͩͲɺίʔυͷαϯϓϧͳͲ΋ଟ͍ͷ ͰͳΜͱ͔ͳΔɻ https://developer.wordpress.org/ plugins/ 33

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ͱΓ͋͑ͣ • ීஈ࢖͍ճ͍ͯ͠ΔίʔυΛϓϥάΠϯʹ͢Δͱ͜Ζ͔Βε λʔτͯ͠ΈΑ͏ɻ • ϑοΫͱɺγϣʔτίʔυ͕࢖͑Δ͚ͩ΋ීஈͷαΠτ੍࡞ ʹ͍ͩͿ໾ཱͭɻ 34

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ͭ·͍ͮͨΒ • αϙʔτϑΥʔϥϜͰฉ͍ͯΈΔɻ • ਓͷίʔυΛಡΜͰΈΔɻ • WordBench ͱ͔Ͱฉ͍ͯΈΔɻ 35

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ࢀߟॻ੶ αΠτͷ֦ுੑΛඈ༂తʹߴΊΔ WordPressϓϥάΠϯ։ൃͷόΠϒϧ 36

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Thanks! Github: @torounit Twitter: @Toro_Unit Facebook: fb.me/torounit Blog: https://torounit.com 37