Remove some polyfills

This should reduce the runtime size & load times somewhat by removing polyfills for older browsers which are not used much

app/capabilities.js

@@ -45,14 +45,8 @@ async function checkCrypto() {
     );
     return true;
   } catch (err) {
-    try {
-      window.asmCrypto = await import('asmcrypto.js');
-      await import('@dannycoates/webcrypto-liner/build/shim');
-      return true;
-    } catch (e) {
     return false;
   }
-  }
 }
 
 function checkStreams() {
@@ -66,25 +60,12 @@ function checkStreams() {
   }
 }
 
-async function polyfillStreams() {
-  try {
-    await import('@mattiasbuelens/web-streams-polyfill');
-    return true;
-  } catch (e) {
-    return false;
-  }
-}
-
 export default async function getCapabilities() {
   const browser = browserName();
   const isMobile = /mobi|android/i.test(navigator.userAgent);
   const serviceWorker = 'serviceWorker' in navigator && browser !== 'edge';
   let crypto = await checkCrypto();
   const nativeStreams = checkStreams();
-  let polyStreams = false;
-  if (!nativeStreams) {
-    polyStreams = await polyfillStreams();
-  }
   let account = typeof AUTH_CONFIG !== 'undefined';
   try {
     account = account && !!localStorage;
@@ -106,10 +87,10 @@ export default async function getCapabilities() {
     account,
     crypto,
     serviceWorker,
-    streamUpload: nativeStreams || polyStreams,
+    streamUpload: nativeStreams,
     streamDownload:
       nativeStreams && serviceWorker && browser !== 'safari' && !mobileFirefox,
-    multifile: nativeStreams || polyStreams,
+    multifile: nativeStreams,
     share,
     standalone
   };

app/ece.js

@@ -48,7 +48,7 @@ class ECETransformer {
         name: 'AES-GCM',
         length: 128
       },
-      true, // Edge polyfill requires key to be extractable to encrypt :/
+      false,
       ['encrypt', 'decrypt']
     );
   }

app/utils.js

@@ -23,21 +23,15 @@ function locale() {
   return document.querySelector('html').lang;
 }
 
-function loadShim(polyfill) {
-  return new Promise((resolve, reject) => {
-    const shim = document.createElement('script');
-    shim.src = polyfill;
-    shim.addEventListener('load', () => resolve(true));
-    shim.addEventListener('error', () => resolve(false));
-    document.head.appendChild(shim);
-  });
-}
-
 function isFile(id) {
   return /^[0-9a-fA-F]{10,16}$/.test(id);
 }
 
-function copyToClipboard(str) {
+async function copyToClipboard(str) {
+  try {
+    await navigator.clipboard.writeText(str);
+  } catch {
+    // Older browsers or the clipboard API fails because of a missing permission
     const aux = document.createElement('input');
     aux.setAttribute('value', str);
     aux.contentEditable = true;
@@ -56,6 +50,7 @@ function copyToClipboard(str) {
     const result = document.execCommand('copy');
     document.body.removeChild(aux);
     return result;
+  }
 }
 
 const LOCALIZE_NUMBERS = !!(
@@ -287,7 +282,6 @@ module.exports = {
   copyToClipboard,
   arrayToB64,
   b64ToArray,
-  loadShim,
   isFile,
   openLinksInNewTab,
   browserName,

docs/notes/streams.md

@@ -6,8 +6,6 @@
   - https://github.com/whatwg/streams/tree/master/reference-implementation
 - Examples
   - https://github.com/mdn/dom-examples/tree/master/streams
-- Polyfill
-  - https://github.com/MattiasBuelens/web-streams-polyfill
 
 # Encrypted Content Encoding
 

package-lock.json

@@ -36,9 +36,7 @@
         "@babel/plugin-proposal-class-properties": "^7.16.7",
         "@babel/plugin-syntax-dynamic-import": "^7.2.0",
         "@babel/preset-env": "^7.16.11",
-        "@dannycoates/webcrypto-liner": "^0.1.37",
         "@fullhuman/postcss-purgecss": "^4.1.3",
-        "@mattiasbuelens/web-streams-polyfill": "0.2.1",
         "@sentry/browser": "^5.30.0",
         "asmcrypto.js": "^0.22.0",
         "babel-loader": "^8.2.4",
@@ -1908,21 +1906,6 @@
         "postcss-selector-parser": "^6.0.10"
       }
     },
-    "node_modules/@dannycoates/elliptic": {
-      "version": "6.4.2",
-      "resolved": "https://registry.npmjs.org/@dannycoates/elliptic/-/elliptic-6.4.2.tgz",
-      "integrity": "sha512-2G4qWMB2SRBk4H75d+BFBbz2b1cseIYCI8G7duGxtxdnjGxhewpripDsVr1lCagmijyYX4zDyfKTNoId5GGyow==",
-      "dev": true,
-      "dependencies": {
-        "bn.js": "^4.4.0",
-        "brorand": "^1.0.1",
-        "hash.js": "^1.0.0",
-        "hmac-drbg": "^1.0.0",
-        "inherits": "^2.0.1",
-        "minimalistic-assert": "^1.0.0",
-        "minimalistic-crypto-utils": "^1.0.0"
-      }
-    },
     "node_modules/@dannycoates/express-ws": {
       "version": "5.0.3",
       "resolved": "https://registry.npmjs.org/@dannycoates/express-ws/-/express-ws-5.0.3.tgz",
@@ -1938,17 +1921,6 @@
         "express": "^4.0.0 || ^5.0.0-alpha.1"
       }
     },
-    "node_modules/@dannycoates/webcrypto-liner": {
-      "version": "0.1.37",
-      "resolved": "https://registry.npmjs.org/@dannycoates/webcrypto-liner/-/webcrypto-liner-0.1.37.tgz",
-      "integrity": "sha512-EM29TDkn7GJaa/oOfLeS1vrAxEkyM+WfUsmHTz7OyrxvMZNqz2SiYdZkXBIvg+QCnKTfXc2x//ORAilesugQlg==",
-      "dev": true,
-      "dependencies": {
-        "@dannycoates/elliptic": "^6.4.2",
-        "asmcrypto.js": "^0.22.0",
-        "webcrypto-core": "github:dannycoates/webcrypto-core"
-      }
-    },
     "node_modules/@fluent/bundle": {
       "version": "0.17.1",
       "resolved": "https://registry.npmjs.org/@fluent/bundle/-/bundle-0.17.1.tgz",
@@ -2076,19 +2048,6 @@
         "@jridgewell/sourcemap-codec": "^1.4.10"
       }
     },
-    "node_modules/@mattiasbuelens/web-streams-polyfill": {
-      "version": "0.2.1",
-      "resolved": "https://registry.npmjs.org/@mattiasbuelens/web-streams-polyfill/-/web-streams-polyfill-0.2.1.tgz",
-      "integrity": "sha512-oKuFCQFa3W7Hj7zKn0+4ypI8JFm4ZKIoncwAC6wd5WwFW2sL7O1hpPoJdSWpynQ4DJ4lQ6MvFoVDmCLilonDFg==",
-      "deprecated": "moved to web-streams-polyfill@2.0.0",
-      "dev": true,
-      "dependencies": {
-        "@types/whatwg-streams": "^0.0.7"
-      },
-      "engines": {
-        "node": ">= 8"
-      }
-    },
     "node_modules/@nodelib/fs.scandir": {
       "version": "2.1.5",
       "resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz",
@@ -2521,12 +2480,6 @@
         "@types/node": "*"
       }
     },
-    "node_modules/@types/whatwg-streams": {
-      "version": "0.0.7",
-      "resolved": "https://registry.npmjs.org/@types/whatwg-streams/-/whatwg-streams-0.0.7.tgz",
-      "integrity": "sha512-6sDiSEP6DWcY2ZolsJ2s39ZmsoGQ7KVwBDI3sESQsEm9P2dHTcqnDIHRZFRNtLCzWp7hCFGqYbw5GyfpQnJ01A==",
-      "dev": true
-    },
     "node_modules/@webassemblyjs/ast": {
       "version": "1.8.5",
       "resolved": "https://registry.npmjs.org/@webassemblyjs/ast/-/ast-1.8.5.tgz",
@@ -21049,16 +21002,6 @@
         "minimalistic-assert": "^1.0.0"
       }
     },
-    "node_modules/webcrypto-core": {
-      "version": "0.1.19",
-      "resolved": "git+ssh://git@github.com/dannycoates/webcrypto-core.git#8e0152a66d3ae6329cf080ccb3085eb06637070f",
-      "integrity": "sha512-FQXkmbl8syEGw0LtxcbO5aBmC6dmntkMMSzUxnC0U3Ue8vRrS9LKFsNOfs2XK1Nr5Sw1uGA0k4n7RZXa44vHeQ==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "tslib": "^1.7.1"
-      }
-    },
     "node_modules/webidl-conversions": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
@@ -23619,21 +23562,6 @@
       "dev": true,
       "requires": {}
     },
-    "@dannycoates/elliptic": {
-      "version": "6.4.2",
-      "resolved": "https://registry.npmjs.org/@dannycoates/elliptic/-/elliptic-6.4.2.tgz",
-      "integrity": "sha512-2G4qWMB2SRBk4H75d+BFBbz2b1cseIYCI8G7duGxtxdnjGxhewpripDsVr1lCagmijyYX4zDyfKTNoId5GGyow==",
-      "dev": true,
-      "requires": {
-        "bn.js": "^4.4.0",
-        "brorand": "^1.0.1",
-        "hash.js": "^1.0.0",
-        "hmac-drbg": "^1.0.0",
-        "inherits": "^2.0.1",
-        "minimalistic-assert": "^1.0.0",
-        "minimalistic-crypto-utils": "^1.0.0"
-      }
-    },
     "@dannycoates/express-ws": {
       "version": "5.0.3",
       "resolved": "https://registry.npmjs.org/@dannycoates/express-ws/-/express-ws-5.0.3.tgz",
@@ -23643,17 +23571,6 @@
         "ws": "^7.1.1"
       }
     },
-    "@dannycoates/webcrypto-liner": {
-      "version": "0.1.37",
-      "resolved": "https://registry.npmjs.org/@dannycoates/webcrypto-liner/-/webcrypto-liner-0.1.37.tgz",
-      "integrity": "sha512-EM29TDkn7GJaa/oOfLeS1vrAxEkyM+WfUsmHTz7OyrxvMZNqz2SiYdZkXBIvg+QCnKTfXc2x//ORAilesugQlg==",
-      "dev": true,
-      "requires": {
-        "@dannycoates/elliptic": "^6.4.2",
-        "asmcrypto.js": "^0.22.0",
-        "webcrypto-core": "github:dannycoates/webcrypto-core"
-      }
-    },
     "@fluent/bundle": {
       "version": "0.17.1",
       "resolved": "https://registry.npmjs.org/@fluent/bundle/-/bundle-0.17.1.tgz",
@@ -23754,15 +23671,6 @@
         "@jridgewell/sourcemap-codec": "^1.4.10"
       }
     },
-    "@mattiasbuelens/web-streams-polyfill": {
-      "version": "0.2.1",
-      "resolved": "https://registry.npmjs.org/@mattiasbuelens/web-streams-polyfill/-/web-streams-polyfill-0.2.1.tgz",
-      "integrity": "sha512-oKuFCQFa3W7Hj7zKn0+4ypI8JFm4ZKIoncwAC6wd5WwFW2sL7O1hpPoJdSWpynQ4DJ4lQ6MvFoVDmCLilonDFg==",
-      "dev": true,
-      "requires": {
-        "@types/whatwg-streams": "^0.0.7"
-      }
-    },
     "@nodelib/fs.scandir": {
       "version": "2.1.5",
       "resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz",
@@ -24115,12 +24023,6 @@
         "@types/node": "*"
       }
     },
-    "@types/whatwg-streams": {
-      "version": "0.0.7",
-      "resolved": "https://registry.npmjs.org/@types/whatwg-streams/-/whatwg-streams-0.0.7.tgz",
-      "integrity": "sha512-6sDiSEP6DWcY2ZolsJ2s39ZmsoGQ7KVwBDI3sESQsEm9P2dHTcqnDIHRZFRNtLCzWp7hCFGqYbw5GyfpQnJ01A==",
-      "dev": true
-    },
     "@webassemblyjs/ast": {
       "version": "1.8.5",
       "resolved": "https://registry.npmjs.org/@webassemblyjs/ast/-/ast-1.8.5.tgz",
@@ -38880,15 +38782,6 @@
         "minimalistic-assert": "^1.0.0"
       }
     },
-    "webcrypto-core": {
-      "version": "git+ssh://git@github.com/dannycoates/webcrypto-core.git#8e0152a66d3ae6329cf080ccb3085eb06637070f",
-      "integrity": "sha512-FQXkmbl8syEGw0LtxcbO5aBmC6dmntkMMSzUxnC0U3Ue8vRrS9LKFsNOfs2XK1Nr5Sw1uGA0k4n7RZXa44vHeQ==",
-      "dev": true,
-      "from": "webcrypto-core@github:dannycoates/webcrypto-core",
-      "requires": {
-        "tslib": "^1.7.1"
-      }
-    },
     "webidl-conversions": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",

package.json

@@ -66,9 +66,7 @@
     "@babel/plugin-proposal-class-properties": "^7.16.7",
     "@babel/plugin-syntax-dynamic-import": "^7.2.0",
     "@babel/preset-env": "^7.16.11",
-    "@dannycoates/webcrypto-liner": "^0.1.37",
     "@fullhuman/postcss-purgecss": "^4.1.3",
-    "@mattiasbuelens/web-streams-polyfill": "0.2.1",
     "@sentry/browser": "^5.30.0",
     "asmcrypto.js": "^0.22.0",
     "babel-loader": "^8.2.4",