PWA+AMPの話

Progressive Web Apps + AMP = PWAMP (for PHPer) @yui_tang
PHPΧϯϑΝϨϯε෱Ԭɹ 2017.06.10

• ࡔຊ ݁ҥ(@yui_tang) • Software Engineer • Mercari, inc. •
ೖࣾ3೥໨ • αʔόʔαΠυɺϑϩϯτΤϯυɺϓϩδΣΫτ Φʔφʔ౳ʑ • ༷ʑͳϓϩδΣΫτʹؔΘΓͳ͕Β΋ɺೖࣾҎདྷ WebΛ୲౰͍ͯ͠Δ About Me

PHPΧϯϑΝϨϯε෱Ԭ2017 ͰPHPʹ৮Εͳ͍࿩Λ͢Δ࿮

ग़ͯ͘Δαϯϓϧίʔυ͸ ຊ൪Ͱ͸࢖͑·ͤΜ

Contents • ԿނWebʁ • AMPʢAccelerated Mobile Pagesʣͱ͸ • PWAʢProgressive Web
Appsʣͱ͸ • PWA ʴ AMP • ૯ׅ

ࠓ೔ͷΰʔϧ ͜ΕΒͷٕज़ʹ৮Εͨ͜ͱͷͳ͍ ਓୡʹڵຯΛ࣋ͬͯ΋Β͑Δ

ԿނΞϓϦͰ͸ͳ͘ Webͷ࿩Λ͢Δͷʁ

ԿނWebʁ

ԿނWebʁ • ճઢ؀ڥͷѱ͍ࠃʑͰ͸ɺΞϓϦΛμ΢ϯϩʔ υ͢Δ͜ͱ΁ͷ఍߅ײ͕ະͩڧ͍ • ࠃ಺Ͱ͸ʁ • ݄຤ʹ଎౓੍ݶֻ͕͔ΔϢʔβʔ • ి೾͕ແ͍ঢ়گͰɺͦΕΛײͣ͡ʹಈ͘Ξϓ
Ϧ͹͔ΓͰ͸ແ͍

Twitter lite͸PWA IUUQTCMPHUXJUUFSDPNP⒏DJBMKB@KQUPQJDTQSPEVDUUXJUUFSMJUF@IUNM

Twitter lite • Android App 23MB+ • iOS App 100MB+
• PWA 0.6MB

ԿނWebʁ • ΞϓϦ͕ྑ͍ / ѱ͍ͷ࿩Ͱ͸ͳ͍ • Webϒϥ΢βͰදݱग़དྷΔ͜ͱ͕૿͍͑ͯΔ • Ϣʔβʔ͕બ΂Δબ୒ࢶ͕૿͑Δ •
ݶΒΕͨϦιʔεͷதͰɺWebʹ஫ྗ͢Δ͜ ͱͰେ͖ͳϝϦοτ͕͋ΔͳΒ͹Φεεϝ

AMP Accelerated Mobile Pages

About AMP • AMPͱ͸ʁ • Pros ⤴ / Cons ⤵
• ࣮૷ํ๏ • ରԠϒϥ΢β • ͲΜͳαΠτʹ༗ޮʁ

About AMP • AMPͱ͸ʁ • Pros ⤴ / Cons ⤵
• ࣮૷ํ๏ • ରԠϒϥ΢β • ͲΜͳαΠτʹ༗ޮʁ • ϦονͰ஗͍ ✖ γϯϓϧͰૣ͍=>৽ఏҊ • htmlʹࣅֶ͍ͯͯशίετ͕௿͍ • ؆୯ͳهड़ͰDLɾϨϯμϦϯά͕ૣ͍ • ௨ৗͷhtmlͱൺ΂ͯग़དྷͳ͍͜ͱ͕͋Δ

"DDFMFSBUFE.PCJMF1BHFT1SPKFDU".1 IUUQTXXXBNQQSPKFDUPSH

"DDFMFSBUFE.PCJMF1BHFT1SPKFDU".1 IUUQTXXXBNQQSPKFDUPSH ".1$POG΁ߦ͖ͬͯ·ͨ͠".1$POG IUUQUFDINFSDBSJDPNFOUSZ

AMPͱ͸ʁ • Google / Twitter͕த৺ͱͳͬͯ࢝·ͬͨOSS • ύϒϦογϟͱίϯςϯπϗϧμ͕͍Δ • ੍ݶͷ͋ΔHTML5Ͱ࣮૷͢Δ •
PublisherଆͰΩϟογϡΛ͢Δ͜ͱͰߴ଎Խ • ϖʔδίϯςϯπ࣍ୈͰ͸Googleݕࡧͷ݁ՌͰԸܙΛड ͚ΒΕΔ

AMPͱ͸ʁ • AMP͚ͩͲɺผʹMobileઐ༻Ͱ͸ͳ͍ • Mobileઐ༻Ͱ͸ͳ͍͠ɺϨεϙϯγϒରԠ΋ Մೳ

AMP Pros / Cons

AMP Pros / Cons • ࣮૷͕؆୯ ֮͑Δ͜ͱ͕গͳ͍ • ग़དྷΔίτ͕υϯυϯ૿͍͑ͯΔ ⤴
• αʔόʔαΠυݴޠͱ΋౰વ૊Έ߹ΘͤΒΕΔ • ౰વૣ͍ • Googleݕࡧ݁ՌͰ΋༏۰͞ΕΔ৔߹΋

AMP Pros / Cons • “ग़དྷແ͍ίτ” Λཧղ͢Δඞཁ͕͋Δ • طଘϖʔδͱͷ2ॏ؅ཧͷ৔߹ͷ؅ཧίετ •
…͜ͷ͘Β͍͔ʁ

AMP ࣮૷ํ๏

AMP ࣮૷ํ๏ (minimum) <!DOCTYPE html> <html ⚡ lang=“en"> <head> <meta
charset=“UTF-8"> <meta name="viewport" content=“width=device-width,minimum- scale=1,initial-scale=1"> <script async src=“https://cdn.ampproject.org/v0.js”></ script> <style amp-boilerplate> <!— தུ —!></style></noscript> <link rel="canonical" href=“/"> <title>AMP Test</title> </head> <body> Hello. </body> </html>

AMP ࣮૷ํ๏ • AMPʹඞཁͳίϯϙʔωϯτಡΈࠐΈ༻ͷJSҎ֎͸࢖༻ ग़དྷͳ͍ • JSͰ΍͍ͬͯͨίτΛAMPͰஔ͖׵͑ΒΕΔ͔ʁ • ֎෦CSS͸ಡΈࠐΉίτ͕ग़དྷͳ͍ •
λάͷstyleཁૉ or <style>಺ʹهड़ • PHPͰ͸ɺtemplate಺ͰςΩετϑΝΠϧ͕ಡΈࠐ Ί·͢ΑͶ • ໿50KBͷ੍ݶ

AMP ࣮૷ํ๏ • ࢖༻ग़དྷͳ͍htmlλά΍୅ସͷAMPίϯϙʔ ωϯτ͕͋Δλά͕ଘࡏ • × frame • img
-> amp-img • form -> amp-form • and more IUUQTXXXBNQQSPKFDUPSHEPDTSFGFSFODFDPNQPOFOUT

AMP ࣮૷ํ๏ • amp-form, amp-bindʹΑͬͯɺECαΠτ΋ AMPԽ͕ग़དྷΔΑ͏ʹͳͬͨ!! • ߏ଄ԽσʔλΛ௥Ճ͢Δ ▶ Optional
• URL຤ඌʹ “#development=1” • dev toolͷconsoleʹ݁Ռදࣔ IUUQTXXXBNQQSPKFDUPSHEPDTSFGFSFODFDPNQPOFOUT

AMP ࣮૷ํ๏ • AMP Start • AMP Ofﬁcial

AMP ରԠϒϥ΢βɹ • ػೳΛ੍ݶͨ͠HTML5ͳ͚ͩ • Ϟμϯϒϥ΢βͳΒجຊతʹಈ͘ • amp-◦◦ʹΑͬͯ͸ڍಈ͕ҧ͏৔߹΋͋Δ

AMP ͲΜͳαΠτʹ༗ޮ • ϒϩά • χϡʔεαΠτ • ϨγϐαΠτ • E-Commerce
• ؆୯ͳίʔϙϨʔταΠτ

AMPʹ͍ͭͯ࠷ߴʹৄ͍͠هࣄ • “ελϯυΞϩϯAMPͷεεϝ” • http://tech.mercari.com/entry/ recommending-standalone-amp

PWA Progressive Web Apps

About PWA • PWA Overview • Prosɹ/ɹCons • ࣮૷ํ๏ •
֤छπʔϧ • ରԠϒϥ΢β

https://developers.google.com/web/progressive-web-apps/

PWA Overview • Reliable / Fast / Engage • ৴པੑ:
ॠ࣌ʹϩʔυ͠ɺෆ࣮֬ͳωοτ ϫʔΫͰ΋404Λग़ͣ͞ʹϖʔδΛදࣔ • ଎͞: Ϣʔβʔͱͷ΍ΓͱΓʹਝ଎ʹରԠ • Τϯήʔδ: ΞϓϦͷΑ͏ͳମݧΛಧ͚Δ

PWA Overview • WebϖʔδͰAppͷΑ͏ͳUXΛ࣮ݱ͢Δ • ϗʔϜը໘ʹΞΠίϯΛ௥ՃͰ͖Δ • Native AppͷΑ͏ͳfull screen
UI • ϒϥ΢β΁ Push Notiﬁcation • Service WorkerʹΑΔߴ଎Խ΍ΦϑϥΠϯΩϟογϡ

PWA Pros / Cons

PWA Pros / Cons • ஈ֊తʹಋೖग़དྷΔ • PWAͱ͸Ұͭͷ׬੒ܗ͚ͩΛࢦ͢༁Ͱ͸ແ͍ • ࠓطʹಈ͍͍ͯΔΞϓϦέʔγϣϯͰ΋ঃʑʹ
ରԠͰ͖Δ • HTTPSԽͷνϟϯε

PWA Pros / Cons • ίϯςϯπͷCache Controll • SafariඇରԠ •
େن໛αΠτʹ׬શରԠ͢Δʹ͸ͦΕͳΓͷ ޻਺ֻ͕͔Δ

PWA ࣮૷ʹඞཁͳཁૉ • manifest.json • Add to home screen •
Full Screen like native apps • Service Worker • and more

Service Worker

Service WorkerʢSWʣ • ௨ৗͷϖʔδͰಈ͘JSͱ͸ҧ͍ɺϒϥ΢β಺Ͱྑ͠ͳ ʹىಈ/ఀࢭ͢ΔJS Workerʢ͔ͩΒΠϯετʔϧ͢ Δʣ • Service Workerࣗମ͕Ӭଓతͳσʔλ͸อ࣋Ͱ͖ͳ͍
• IndexedDB౳Λ࢖͏ • ௚઀DOMૢ࡞͸ग़དྷͳ͍

Service WorkerʢSWʣ • ҎԼͷ༷ʹSWΛొ࿥͢Δ͜ͱͰɺର৅είʔ ϓҎԼͰಈ࡞͠ଓ͚Δ navigator.serviceWorker.register(‘./sw.js’, {scope: './'}).then(function(registration) { console.log(‘SW
registered with scope: ‘, registration.scope); }); ɹɹɹɹɹɹ • ొ࿥ޙɺΠϕϯτۦಈͰಈ࡞͢Δʢinstall, activate, fetch౳֤छΠϕϯτʹରԠʣɹ

Service WorkerʢSWʣ • SW͸ϓϩάϥϚϒϧͳϓϩΩγͰ͋Δ • ϖʔδ͔ΒͷϦΫΤετΛΠϯλʔηϓτ ͠ίϯτϩʔϧ͢Δ • ֎͔Βͷ௨஌Λྑ͠ͳʹૢ࡞ͯ͠ϖʔδʹϨ εϙϯεͱͯ͠ฦ͢

Service WorkerʢSWʣ ϒϥ΢β͔ΒͷϦΫΤετΛfetchΠϕϯτͰड͚ͯɺSW͔ΒϨεϙϯεΛฦ͢ self.addEventListener('fetch', function(event) { console.log(event.request.url); event.respondWith(new Response('Hello, world!
from SW')); }); SW͕ड͚ͨϦΫΤετΛͦͷ··fetch APIͰSW͕ϦΫΤετΛ౤͛ͯฦ͢ self.addEventListener('fetch', function(event) { event.respondWith(fetch(event.request)); });

Service WorkerʢSWʣ const dataCacheName = ‘v1'; const cacheName = ‘v1';
const filesToCache = [ ‘/index.html', ‘/images/logo.png' ]; self.addEventListener('install', function(e) { console.log('[ServiceWorker] Install’); e.waitUntil( caches.open(cacheName).then(function(cache) { console.log('[ServiceWorker] Caching app shell’); return cache.addAll(filesToCache); }) ); }); self.addEventListener('activate', function(e) { console.log('[ServiceWorker] Activate’); e.waitUntil( caches.keys().then(function(keyList) { return Promise.all(keyList.map(function(key) { if (key !== cacheName && key !== dataCacheName) { console.log('[ServiceWorker] Removing old cache', key); return caches.delete(key); } })); }) ); return self.clients.claim(); }); self.addEventListener('fetch', function(e) {ɹ ɹɹɹ console.log('[Service Worker] Fetch’, ɹɹɹɹ e.request.url); ɹɹɹ const dataUrl = 'https://example.com/data/v1'; if (e.request.url.indexOf(dataUrl) > -1) {ɹɹɹɹ e.respondWith(ɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹ caches.open(dataCacheName).then(function(cache) { return fetch(e.request).then(function(response){ cache.put(e.request.url, response.clone()); return response; });ɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹ ɹɹ }) ); } else { e.respondWith( caches.match(e.request).then(function(response) { return response || fetch(e.request); })ɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹ ); } });

Service Worker #SPXTFS 4FSWFS 48 TXKT navigator.serviceWorker.register(‘./sw.js’); JOTUBMM BDUJWBUF XBJUJOH

Service Worker (install࣌) #SPXTFS 4FSWFS 48 TXKT navigator.serviceWorker.register(‘./sw.js’); JOTUBMM BDUJWBUF
XBJUJOH

Service Worker (installޙ) #SPXTFS 4FSWFS 48 TXKT navigator.serviceWorker.register(‘./sw.js’); JOTUBMM BDUJWBUF
XBJUJOH

Service Worker #SPXTFS 4FSWFS 48 fetchΠϕϯτ fetch event.respondWith()

Service Worker

App Shell

App ShellϞσϧ

App ShellϞσϧ • ࠷௿ݶͷhtml, css, jsΛΦϑϥΠϯͰඳըͰ͖ ΔΑ͏ʹΩϟογϡΛ͢Δ • ಈతίϯςϯπ͸ΩϟογϡΛར༻͠ͳ͕Β ΋࠷৽ͷ৘ใΛฦ͢
• ·ΔͰωΠςΟϒΞϓϦ

Twitter liteͷ࣮ࡍͷಈ͖ • ͜Ε·Ͱͷઆ໌ʢҎ্ͷ͜ ͱʣΛҰ௨Γߦ͍ɺΞϓϦ ͱશ͘Ḯ৭ͳ͍ಈ࡞Λମݧ ͢Δ͜ͱ͕Ͱ͖Δɻ

PWA ϥΠϒϥϦ / πʔϧ • Workbox • sw-precacheʹมΘΔSW༻ϥΠϒϥϦ • Lighthouse
• PWA౓΍ύϑΥʔϚϯεɺΞΫηγϏϦ ςΟΛ఺਺Խ

8PSLCPY IUUQTXPSLCPYKTPSH

-JHIUIPVTF IUUQTEFWFMPQFSTHPPHMFDPNXFCUPPMTMJHIUIPVTF

• Chrome • Firefox • Edge • Opera PWA ରԠϒϥ΢β
PWA ඇରԠϒϥ΢β • Safari

PWA + AMP

PWAͱAMPΛ ૊Έ߹ΘͤΔϝϦοτ • PWA͸SWΠϯετʔϧޙ͕ૣ͍ • AMP͸Ϧονͳίϯςϯπ͸Ͱ͖ͳ͍͕ɺ࠷ ॳ͔Βૣ͍ • AMPϖʔδͰSW͕Πϯετʔϧग़དྷͨΒʁ

amp-install-servieworker <script async custom-element="amp-install-serviceworker" src=“https://cdn.ampproject.org/v0/amp-install- serviceworker-0.1.js"></script> <!— தུ —!> <amp-install-serviceworker
src=“https://www.your-domain.com/ serviceworker.js" data-iframe-src=“https://www.your-domain.com/ install-serviceworker.html" layout="nodisplay"> </amp-install-serviceworker>

AMP as PWA AMP to PWA AMP in PWA

AMPͰߏங͞ΕͨϖʔδͰɺ PWAͷػೳΛར༻͢Δɻ AMP as PWA

AMP to PWA

AMP to PWA AMP to PWA

૯ׅ • Ϣʔβʔʹ΋αʔϏεʹ΋ϝϦοτͷ͋ΔAMP + PWA • Native App͔Web App͔ɺͲͪΒ͕࢖͍қ͍͔ΛબͿͷ͸ Ϣʔβʔ
• ͚ͲɺWebαʔϏεϝΠϯͷ৔߹͸ରԠͷՁ஋͕େ͍ʹ͋Δ • WebΛ࡞͍ͬͯΔօ͞Μʹ͸ೃછΈқ͍͸ͣ • Apple͸WebͷਐԽΛࢭΊଓ͚Δͷ͔…

We’re hiring!! IUUQTXXXXBOUFEMZDPNDPNQBOJFTNFSDBSJBQQDPN

PWA+AMPの話

PWA+AMPの話

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