├── .github └── FUNDING.yml ├── .gitignore ├── LICENSE ├── README.md ├── docs ├── favicon.ico ├── icon_120x120.png ├── index.html ├── main.min.js ├── manifest.webmanifest └── sw.min.js ├── img ├── favicon.ico └── icon_120x120.png ├── package-lock.json ├── package.json └── src ├── index.html ├── main.js ├── manifest.webmanifest └── sw.js /.github/FUNDING.yml: -------------------------------------------------------------------------------- 1 | github: [tomayac] 2 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | .DS_Store 2 | node_modules 3 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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We also recommend that a 185 | file or class name and description of purpose be included on the 186 | same "printed page" as the copyright notice for easier 187 | identification within third-party archives. 188 | 189 | Copyright [yyyy] [name of copyright owner] 190 | 191 | Licensed under the Apache License, Version 2.0 (the "License"); 192 | you may not use this file except in compliance with the License. 193 | You may obtain a copy of the License at 194 | 195 | http://www.apache.org/licenses/LICENSE-2.0 196 | 197 | Unless required by applicable law or agreed to in writing, software 198 | distributed under the License is distributed on an "AS IS" BASIS, 199 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 200 | See the License for the specific language governing permissions and 201 | limitations under the License. 202 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # 🕵️ PWA Feature Detector 2 | 3 | ## Description 4 | 5 | Please see the [🔬 corresponding research paper](https://ai.google/research/pubs/pub46739) 6 | for details on the [Progressive Web App 🕵️ Feature Detector](https://tomayac.github.io/pwa-feature-detector/). 7 | 8 | ## License 9 | Copyright 2018 Thomas Steiner (tomac@google.com) 10 | 11 | Licensed under the Apache License, Version 2.0 (the "License"); 12 | you may not use this file except in compliance with the License. 13 | You may obtain a copy of the License at 14 | 15 | [http://www.apache.org/licenses/LICENSE-2.0](http://www.apache.org/licenses/LICENSE-2.0) 16 | 17 | Unless required by applicable law or agreed to in writing, software 18 | distributed under the License is distributed on an "AS IS" BASIS, 19 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 20 | See the License for the specific language governing permissions and 21 | limitations under the License. 22 | -------------------------------------------------------------------------------- /docs/favicon.ico: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/tomayac/pwa-feature-detector/7e8f52fa9111179872434f282b464e0c4b2f5281/docs/favicon.ico -------------------------------------------------------------------------------- /docs/icon_120x120.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/tomayac/pwa-feature-detector/7e8f52fa9111179872434f282b464e0c4b2f5281/docs/icon_120x120.png -------------------------------------------------------------------------------- /docs/index.html: -------------------------------------------------------------------------------- 1 | 🕵️ Progressive Web App Feature Detector

Progressive Web App

🕵️ Feature Detector

Read the corresponding research paper.

Detecting Progressive Web App features…
-------------------------------------------------------------------------------- /docs/main.min.js: -------------------------------------------------------------------------------- 1 | ((a,b,c)=>{const d=d=>({"Offline Capabilities":"caches"in a,"Push Notifications":"pushManager"in d,"Add to Home Screen":"relList"in HTMLLinkElement.prototype&&b.createElement("link").relList.supports("manifest")&&"onbeforeinstallprompt"in a,"Background Sync":"sync"in d,"Periodic Background Sync":"periodicSync"in d,"Background Fetch":"backgroundFetch"in d,"Navigation Preload":"navigationPreload"in d,"Storage Estimation":"storage"in c&&"estimate"in c.storage,"Persistent Storage":"storage"in c&&"persist"in c.storage,"Web Share (Level 1)":"share"in c,"Web Share (Level 2)":"share"in c&&"canShare"in c,"Media Session":"mediaSession"in c,"Media Capabilities":"mediaCapabilities"in c,"Device Memory":"deviceMemory"in c,"Getting Installed Related Apps":"getInstalledRelatedApps"in c,"Payment Request":"PaymentRequest"in a,"Payment Handler":"paymentManager"in d,"Credential Management":"credentials"in c&&"preventSilentAccess"in c.credentials&&("PasswordCredential"in a||"FederatedCredential"in a)}),e=a=>{const c=b.createDocumentFragment(),d=b.getElementById("featureRow"),e=d.content.querySelector(".feature"),f=d.content.querySelector(".support");for(const g in a)a.hasOwnProperty(g)&&(e.textContent=g,f.textContent=a[g]?"\u2705":"\u274C",c.appendChild(b.importNode(d.content,!0)));const g=b.getElementById("placeholder");g.parentNode.replaceChild(c,g)};a.addEventListener("load",()=>{b.getElementById("userAgent").textContent=c.userAgent,a.setTimeout(()=>"serviceWorker"in c?c.serviceWorker.register("sw.min.js").then(a=>{const b=d(a);e(b)}):void e({"Service Workers Not Supported":!1}),500)})})(window,document,navigator); -------------------------------------------------------------------------------- /docs/manifest.webmanifest: -------------------------------------------------------------------------------- 1 | { 2 | "dir": "ltr", 3 | "lang": "en", 4 | "name": "\uD83D\uDD75\uFE0F\u200D\u2640\uFE0F Progressive Web App Feature Detector", 5 | "short_name": "\uD83D\uDD75\uFE0F\u200D\u2640\uFE0F PWA Detector", 6 | "description": "A Progressive Web App that detects what Progressive Web App features a given browser supports.", 7 | "scope": "https://tomayac.github.io/pwa-feature-detector/", 8 | "icons": [ 9 | { 10 | "src": "icon_120x120.png", 11 | "sizes": "120x120", 12 | "type": "image/png" 13 | } 14 | ], 15 | "display": "browser", 16 | "orientation": "portrait-primary", 17 | "start_url": "https://tomayac.github.io/pwa-feature-detector/", 18 | "theme_color": "#ffd700", 19 | "background_color": "#ff8032" 20 | } -------------------------------------------------------------------------------- /docs/sw.min.js: -------------------------------------------------------------------------------- 1 | self.addEventListener("install",()=>{}),self.addEventListener("activate",()=>self.clients.claim()); -------------------------------------------------------------------------------- /img/favicon.ico: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/tomayac/pwa-feature-detector/7e8f52fa9111179872434f282b464e0c4b2f5281/img/favicon.ico -------------------------------------------------------------------------------- /img/icon_120x120.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/tomayac/pwa-feature-detector/7e8f52fa9111179872434f282b464e0c4b2f5281/img/icon_120x120.png -------------------------------------------------------------------------------- /package.json: -------------------------------------------------------------------------------- 1 | { 2 | "name": "pwa-feature-detector", 3 | "version": "1.0.10", 4 | "description": "Progressive Web App 🕵️ Feature Detector", 5 | "scripts": { 6 | "lint": "eslint src/ --fix", 7 | "build:img": "mkdir -p docs && imagemin img/* --out-dir=docs", 8 | "build:html": "mkdir -p docs && html-minifier --collapse-boolean-attributes --collapse-whitespace --minify-css --custom-attr-collapse /on/ --remove-attribute-quotes --process-scripts application/json --sort-attributes --sort-class-name --minify-urls -o docs/index.html src/index.html", 9 | "build:js": "mkdir -p docs && minify src/main.js --out-file docs/main.min.js && minify src/sw.js --out-file docs/sw.min.js", 10 | "build:all": "rm -rf docs && npm run build:img && npm run build:html && npm run build:js && cp src/manifest.webmanifest docs/manifest.webmanifest" 11 | }, 12 | "repository": { 13 | "type": "git", 14 | "url": "git+https://github.com/tomayac/pwa-feature-detector.git" 15 | }, 16 | "author": "Thomas Steiner (http://blog.tomayac.com/)", 17 | "license": "Apache-2.0", 18 | "bugs": { 19 | "url": "https://github.com/tomayac/pwa-feature-detector/issues" 20 | }, 21 | "homepage": "https://github.com/tomayac/pwa-feature-detector#readme", 22 | "devDependencies": { 23 | "babel-minify": "^0.5.0", 24 | "eslint": "^6.1.0", 25 | "eslint-config-google": "^0.13.0", 26 | "html-minifier": "^4.0.0", 27 | "imagemin-cli": "^7.0.0" 28 | }, 29 | "eslintConfig": { 30 | "parserOptions": { 31 | "ecmaVersion": 7 32 | }, 33 | "extends": [ 34 | "google" 35 | ], 36 | "env": { 37 | "es6": true, 38 | "browser": true, 39 | "serviceworker": true, 40 | "node": true 41 | } 42 | } 43 | } 44 | -------------------------------------------------------------------------------- /src/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 🕵️ Progressive Web App Feature Detector 7 | 8 | 64 | 65 | 66 | 67 |
68 |

Progressive Web App

69 |

🕵️ Feature Detector

70 |

71 | Read the corresponding research paper. 72 |

73 |
74 |
75 | 76 | 77 | 85 | 86 | 87 |
78 | 79 | 80 | 81 | 82 | 83 | 84 | Detecting Progressive Web App features…
88 | 94 |
95 |
96 | 97 | -------------------------------------------------------------------------------- /src/main.js: -------------------------------------------------------------------------------- 1 | ((win, doc, nav) => { 2 | const detectFeatures = (registration) => { 3 | return { 4 | 'Offline Capabilities': 'caches' in win, 5 | 'Push Notifications': 'pushManager' in registration, 6 | 'Add to Home Screen': 'relList' in HTMLLinkElement.prototype && 7 | doc.createElement('link').relList.supports('manifest') && 8 | 'onbeforeinstallprompt' in win, 9 | 'Background Sync': 'sync' in registration, 10 | 'Periodic Background Sync': 'periodicSync' in registration, 11 | 'Background Fetch': 'backgroundFetch' in registration, 12 | 'Navigation Preload': 'navigationPreload' in registration, 13 | 'Storage Estimation': 'storage' in nav && 'estimate' in nav.storage, 14 | 'Persistent Storage': 'storage' in nav && 'persist' in nav.storage, 15 | 'Web Share (Level 1)': 'share' in nav, 16 | 'Web Share (Level 2)': 'share' in nav && 'canShare' in nav, 17 | 'Media Session': 'mediaSession' in nav, 18 | 'Media Capabilities': 'mediaCapabilities' in nav, 19 | 'Device Memory': 'deviceMemory' in nav, 20 | 'Getting Installed Related Apps': 'getInstalledRelatedApps' in nav, 21 | 'Payment Request': 'PaymentRequest' in win, 22 | 'Payment Handler': 'paymentManager' in registration, 23 | 'Credential Management': 'credentials' in nav && 24 | 'preventSilentAccess' in nav.credentials && 25 | ('PasswordCredential' in win || 'FederatedCredential' in win), 26 | }; 27 | }; 28 | 29 | const updateUserInterface = (pwaFeatures) => { 30 | const fragment = doc.createDocumentFragment(); 31 | const featureRow = doc.getElementById('featureRow'); 32 | const featureCell = featureRow.content.querySelector('.feature'); 33 | const supportCell = featureRow.content.querySelector('.support'); 34 | for (const feature in pwaFeatures) { 35 | if (!pwaFeatures.hasOwnProperty(feature)) { 36 | continue; 37 | } 38 | featureCell.textContent = feature; 39 | supportCell.textContent = pwaFeatures[feature] ? '✅' : '❌'; 40 | fragment.appendChild(doc.importNode(featureRow.content, true)); 41 | } 42 | const placeholder = doc.getElementById('placeholder'); 43 | placeholder.parentNode.replaceChild(fragment, placeholder); 44 | }; 45 | 46 | win.addEventListener('load', () => { 47 | doc.getElementById('userAgent').textContent = nav.userAgent; 48 | win.setTimeout(() => { 49 | if ('serviceWorker' in nav) { 50 | return nav.serviceWorker.register('sw.min.js') 51 | .then((registration) => { 52 | const pwaFeatures = detectFeatures(registration); 53 | updateUserInterface(pwaFeatures); 54 | }); 55 | } 56 | updateUserInterface({'Service Workers Not Supported': false}); 57 | }, 500); 58 | }); 59 | })(window, document, navigator); 60 | -------------------------------------------------------------------------------- /src/manifest.webmanifest: -------------------------------------------------------------------------------- 1 | { 2 | "dir": "ltr", 3 | "lang": "en", 4 | "name": "\uD83D\uDD75\uFE0F\u200D\u2640\uFE0F Progressive Web App Feature Detector", 5 | "short_name": "\uD83D\uDD75\uFE0F\u200D\u2640\uFE0F PWA Detector", 6 | "description": "A Progressive Web App that detects what Progressive Web App features a given browser supports.", 7 | "scope": "https://tomayac.github.io/pwa-feature-detector/", 8 | "icons": [ 9 | { 10 | "src": "icon_120x120.png", 11 | "sizes": "120x120", 12 | "type": "image/png" 13 | } 14 | ], 15 | "display": "browser", 16 | "orientation": "portrait-primary", 17 | "start_url": "https://tomayac.github.io/pwa-feature-detector/", 18 | "theme_color": "#ffd700", 19 | "background_color": "#ff8032" 20 | } -------------------------------------------------------------------------------- /src/sw.js: -------------------------------------------------------------------------------- 1 | self.addEventListener('install', (installEvent) => { 2 | return; 3 | }); 4 | 5 | self.addEventListener('activate', (activateEvent) => { 6 | return self.clients.claim(); 7 | }); 8 | --------------------------------------------------------------------------------