Implement Chrome extension loading myself because electron-devtools-installer is ultra bloated

.github/workflows/build.yml

@@ -53,9 +53,4 @@ jobs:
                   draft: false
                   prerelease: false
                   files: |
-                      dist/Vencord.user.js
+                      dist/*
-                      dist/browser.js
-                      dist/extension.zip
-                      dist/renderer.js
-                      dist/patcher.js
-                      dist/preload.js

package.json

@@ -30,7 +30,7 @@
     },
     "dependencies": {
         "console-menu": "^0.1.0",
-        "electron-devtools-installer": "^3.2.0"
+        "fflate": "^0.7.4"
     },
     "devDependencies": {
         "@types/node": "^18.7.13",

pnpm-lock.yaml

@@ -7,10 +7,10 @@ specifiers:
   '@typescript-eslint/parser': ^5.39.0
   console-menu: ^0.1.0
   discord-types: ^1.3.26
-  electron-devtools-installer: ^3.2.0
   esbuild: ^0.15.5
   eslint: ^8.24.0
   eslint-plugin-header: ^3.1.1
+  fflate: ^0.7.4
   standalone-electron-types: ^1.0.0
   type-fest: ^3.1.0
   typescript: ^4.8.4
@@ -18,7 +18,7 @@ specifiers:
 
 dependencies:
   console-menu: 0.1.0
-  electron-devtools-installer: 3.2.0
+  fflate: 0.7.4
 
 devDependencies:
   '@types/node': 18.7.13
@@ -252,12 +252,14 @@ packages:
 
   /balanced-match/1.0.2:
     resolution: {integrity: sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==}
+    dev: true
 
   /brace-expansion/1.1.11:
     resolution: {integrity: sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==}
     dependencies:
       balanced-match: 1.0.2
       concat-map: 0.0.1
+    dev: true
 
   /braces/3.0.2:
     resolution: {integrity: sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==}
@@ -296,6 +298,7 @@ packages:
 
   /concat-map/0.0.1:
     resolution: {integrity: sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=}
+    dev: true
 
   /console-menu/0.1.0:
     resolution: {integrity: sha512-gOGvuhugXvHggnodbEop0Wzh05eondeCdpPZqcwlzJc7KoPrdsHUM8TZug1lN2jN7Qm3XrZcoP5dZDaO2CaYSw==}
@@ -303,10 +306,6 @@ packages:
       keypress: 0.2.1
     dev: false
 
-  /core-util-is/1.0.3:
-    resolution: {integrity: sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ==}
-    dev: false
-
   /cross-spawn/7.0.3:
     resolution: {integrity: sha512-iRDPJKUPVEND7dHPO8rkbOnPpyDygcDFtWjpeWNCgy8WP2rXcxXL8TskReQl6OrB2G7+UJrags1q15Fudc7G6w==}
     engines: {node: '>= 8'}
@@ -357,15 +356,6 @@ packages:
       esutils: 2.0.3
     dev: true
 
-  /electron-devtools-installer/3.2.0:
-    resolution: {integrity: sha512-t3UczsYugm4OAbqvdImMCImIMVdFzJAHgbwHpkl5jmfu1izVgUcP/mnrPqJIpEeCK1uZGpt+yHgWEN+9EwoYhQ==}
-    dependencies:
-      rimraf: 3.0.2
-      semver: 7.3.7
-      tslib: 2.4.0
-      unzip-crx-3: 0.2.0
-    dev: false
-
   /esbuild-android-64/0.15.5:
     resolution: {integrity: sha512-dYPPkiGNskvZqmIK29OPxolyY3tp+c47+Fsc2WYSOVjEPWNCHNyqhtFqQadcXMJDQt8eN0NMDukbyQgFcHquXg==}
     engines: {node: '>=12'}
@@ -726,6 +716,10 @@ packages:
       reusify: 1.0.4
     dev: true
 
+  /fflate/0.7.4:
+    resolution: {integrity: sha512-5u2V/CDW15QM1XbbgS+0DfPxVB+jUKhWEKuuFuHncbk3tEEqzmoXL+2KyOFuKGqOnmdIy0/davWF1CkuwtibCw==}
+    dev: false
+
   /file-entry-cache/6.0.1:
     resolution: {integrity: sha512-7Gps/XWymbLk2QLYK4NzpMOrYjMhdIxXuIvy2QBsLE6ljuodKvdkWs/cpyJJ3CVIVpH0Oi1Hvg1ovbMzLdFBBg==}
     engines: {node: ^10.12.0 || >=12.0.0}
@@ -762,6 +756,7 @@ packages:
 
   /fs.realpath/1.0.0:
     resolution: {integrity: sha512-OO0pH2lK6a0hZnAdau5ItzHPI6pUlvI7jMVnxUQRtw4owF2wk8lOSabtGDCTP4Ggrg2MbGnWO9X8K1t4+fGMDw==}
+    dev: true
 
   /glob-parent/5.1.2:
     resolution: {integrity: sha512-AOIgSQCepiJYwP3ARnGx+5VnTu2HBYdzbGP45eLw1vr3zB3vZLeyed1sC9hnbcOc9/SrMyM5RPQrkGz4aS9Zow==}
@@ -786,6 +781,7 @@ packages:
       minimatch: 3.1.2
       once: 1.4.0
       path-is-absolute: 1.0.1
+    dev: true
 
   /globals/13.17.0:
     resolution: {integrity: sha512-1C+6nQRb1GwGMKm2dH/E7enFAMxGTmGI7/dEdhy/DNelv85w9B72t3uc5frtMNXIbzrarJJ/lTCjcaZwbLJmyw==}
@@ -820,10 +816,6 @@ packages:
     engines: {node: '>= 4'}
     dev: true
 
-  /immediate/3.0.6:
-    resolution: {integrity: sha512-XXOFtyqDjNDAQxVfYxuF7g9Il/IbWmmlQg2MYKOH8ExIT1qg6xc4zyS3HaEEATgs1btfzxq15ciUiY7gjSXRGQ==}
-    dev: false
-
   /import-fresh/3.3.0:
     resolution: {integrity: sha512-veYYhQa+D1QBKznvhUHxb8faxlrwUnxseDAbAp457E0wLNio2bOSKnjYDhMj+YiAq61xrMGhQk9iXVk5FzgQMw==}
     engines: {node: '>=6'}
@@ -842,9 +834,11 @@ packages:
     dependencies:
       once: 1.4.0
       wrappy: 1.0.2
+    dev: true
 
   /inherits/2.0.4:
     resolution: {integrity: sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==}
+    dev: true
 
   /is-extglob/2.1.1:
     resolution: {integrity: sha512-SbKbANkN603Vi4jEZv49LeVJMn4yGwsbzZworEoyEiutsN3nJYdbO36zfhGJ6QEDpOZIFkDtnq5JRxmvl3jsoQ==}
@@ -863,10 +857,6 @@ packages:
     engines: {node: '>=0.12.0'}
     dev: true
 
-  /isarray/1.0.0:
-    resolution: {integrity: sha512-VLghIWNM6ELQzo7zwmcg0NmTVyWKYjvIeM83yjp0wRDTmUnrM678fQbcKBo6n2CJEF0szoG//ytg+TKla89ALQ==}
-    dev: false
-
   /isexe/2.0.0:
     resolution: {integrity: sha512-RHxMLp9lnKHGHRng9QFhRCMbYAcVpn69smSGcq3f36xjgVVWThj4qqLbTLlq7Ssj8B+fIQ1EuCEGI2lKsyQeIw==}
     dev: true
@@ -890,15 +880,6 @@ packages:
     resolution: {integrity: sha512-Bdboy+l7tA3OGW6FjyFHWkP5LuByj1Tk33Ljyq0axyzdk9//JSi2u3fP1QSmd1KNwq6VOKYGlAu87CisVir6Pw==}
     dev: true
 
-  /jszip/3.10.1:
-    resolution: {integrity: sha512-xXDvecyTpGLrqFrvkrUSoxxfJI5AH7U8zxxtVclpsUtMCq4JQ290LY8AW5c7Ggnr/Y/oK+bQMbqK2qmtk3pN4g==}
-    dependencies:
-      lie: 3.3.0
-      pako: 1.0.11
-      readable-stream: 2.3.7
-      setimmediate: 1.0.5
-    dev: false
-
   /keypress/0.2.1:
     resolution: {integrity: sha512-HjorDJFNhnM4SicvaUXac0X77NiskggxJdesG72+O5zBKpSqKFCrqmndKVqpu3pFqkla0St6uGk8Ju0sCurrmg==}
     dev: false
@@ -911,12 +892,6 @@ packages:
       type-check: 0.4.0
     dev: true
 
-  /lie/3.3.0:
-    resolution: {integrity: sha512-UaiMJzeWRlEujzAuw5LokY1L5ecNQYZKfmyZ9L7wDHb/p5etKaxXhohBcrw0EYby+G/NA52vRSN4N39dxHAIwQ==}
-    dependencies:
-      immediate: 3.0.6
-    dev: false
-
   /locate-path/6.0.0:
     resolution: {integrity: sha512-iPZK6eYjbxRu3uB4/WZ3EsEIMJFMqAoopl3R+zuq0UjcAm/MO6KCweDgPfP3elTztoKP3KtnVHxTn2NHBSDVUw==}
     engines: {node: '>=10'}
@@ -933,6 +908,7 @@ packages:
     engines: {node: '>=10'}
     dependencies:
       yallist: 4.0.0
+    dev: true
 
   /merge2/1.4.1:
     resolution: {integrity: sha512-8q7VEgMJW4J8tcfVPy8g09NcQwZdbwFEqhe/WZkoIzjn/3TGDwtOCYtXGxA3O8tPzpczCCDgv+P2P5y00ZJOOg==}
@@ -951,17 +927,7 @@ packages:
     resolution: {integrity: sha512-J7p63hRiAjw1NDEww1W7i37+ByIrOWO5XQQAzZ3VOcL0PNybwpfmV/N05zFAzwQ9USyEcX6t3UO+K5aqBQOIHw==}
     dependencies:
       brace-expansion: 1.1.11
-
+    dev: true
-  /minimist/1.2.6:
-    resolution: {integrity: sha512-Jsjnk4bw3YJqYzbdyBiNsPWHPfO++UGG749Cxs6peCu5Xg4nrena6OVxOYxrQTqww0Jmwt+Ref8rggumkTLz9Q==}
-    dev: false
-
-  /mkdirp/0.5.6:
-    resolution: {integrity: sha512-FP+p8RB8OWpF3YZBCrP5gtADmtXApB5AMLn+vdyA+PyxCjrCs00mjyUozssO33cwDeT3wNGdLxJ5M//YqtHAJw==}
-    hasBin: true
-    dependencies:
-      minimist: 1.2.6
-    dev: false
 
   /moment/2.29.4:
     resolution: {integrity: sha512-5LC9SOxjSc2HF6vO2CyuTDNivEdoz2IvyJJGj6X8DJ0eFyfszE0QiEd+iXmBvUP3WHxSjFH/vIsA0EN00cgr8w==}
@@ -979,6 +945,7 @@ packages:
     resolution: {integrity: sha512-lNaJgI+2Q5URQBkccEKHTQOPaXdUxnZZElQTZY0MFUAuaEqe1E+Nyvgdz/aIyNi6Z9MzO5dv1H8n58/GELp3+w==}
     dependencies:
       wrappy: 1.0.2
+    dev: true
 
   /optionator/0.9.1:
     resolution: {integrity: sha512-74RlY5FCnhq4jRxVUPKDaRwrVNXMqsGsiW6AJw4XK8hmtm10wC0ypZBLw5IIp85NZMr91+qd1RvvENwg7jjRFw==}
@@ -1006,10 +973,6 @@ packages:
       p-limit: 3.1.0
     dev: true
 
-  /pako/1.0.11:
-    resolution: {integrity: sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw==}
-    dev: false
-
   /parent-module/1.0.1:
     resolution: {integrity: sha512-GQ2EWRpQV8/o+Aw8YqtfZZPfNRWZYkbidE9k5rpl/hC3vtHHBfGm2Ifi6qWV+coDGkrUKZAxE3Lot5kcsRlh+g==}
     engines: {node: '>=6'}
@@ -1025,6 +988,7 @@ packages:
   /path-is-absolute/1.0.1:
     resolution: {integrity: sha512-AVbw3UJ2e9bq64vSaS9Am0fje1Pa8pbGqTTsmXfaIiMpnr5DlDhfJOuLj9Sf95ZPVDAUerDfEk88MPmPe7UCQg==}
     engines: {node: '>=0.10.0'}
+    dev: true
 
   /path-key/3.1.1:
     resolution: {integrity: sha512-ojmeN0qd+y0jszEtoY48r0Peq5dwMEkIlCOu6Q5f41lfkswXuKtYrhgoTpLnyIcHm24Uhqx+5Tqm2InSwLhE6Q==}
@@ -1046,10 +1010,6 @@ packages:
     engines: {node: '>= 0.8.0'}
     dev: true
 
-  /process-nextick-args/2.0.1:
-    resolution: {integrity: sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag==}
-    dev: false
-
   /punycode/2.1.1:
     resolution: {integrity: sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==}
     engines: {node: '>=6'}
@@ -1059,18 +1019,6 @@ packages:
     resolution: {integrity: sha512-NuaNSa6flKT5JaSYQzJok04JzTL1CA6aGhv5rfLW3PgqA+M2ChpZQnAC8h8i4ZFkBS8X5RqkDBHA7r4hej3K9A==}
     dev: true
 
-  /readable-stream/2.3.7:
-    resolution: {integrity: sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==}
-    dependencies:
-      core-util-is: 1.0.3
-      inherits: 2.0.4
-      isarray: 1.0.0
-      process-nextick-args: 2.0.1
-      safe-buffer: 5.1.2
-      string_decoder: 1.1.1
-      util-deprecate: 1.0.2
-    dev: false
-
   /regexpp/3.2.0:
     resolution: {integrity: sha512-pq2bWo9mVD43nbts2wGv17XLiNLya+GklZ8kaDLV2Z08gDCsGpnKn9BFMepvWuHCbyVvY7J5o5+BVvoQbmlJLg==}
     engines: {node: '>=8'}
@@ -1091,6 +1039,7 @@ packages:
     hasBin: true
     dependencies:
       glob: 7.2.3
+    dev: true
 
   /run-parallel/1.2.0:
     resolution: {integrity: sha512-5l4VyZR86LZ/lDxZTR6jqL8AFE2S0IFLMP26AbjsLVADxHdhB/c0GUsH+y39UfCi3dzz8OlQuPmnaJOMoDHQBA==}
@@ -1098,20 +1047,13 @@ packages:
       queue-microtask: 1.2.3
     dev: true
 
-  /safe-buffer/5.1.2:
-    resolution: {integrity: sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==}
-    dev: false
-
   /semver/7.3.7:
     resolution: {integrity: sha512-QlYTucUYOews+WeEujDoEGziz4K6c47V/Bd+LjSSYcA94p+DmINdf7ncaUinThfvZyu13lN9OY1XDxt8C0Tw0g==}
     engines: {node: '>=10'}
     hasBin: true
     dependencies:
       lru-cache: 6.0.0
-
+    dev: true
-  /setimmediate/1.0.5:
-    resolution: {integrity: sha512-MATJdZp8sLqDl/68LfQmbP8zKPLQNV6BIZoIgrscFDQ+RsvK/BxeDQOgyxKKoh0y/8h3BqVFnCqQ/gd+reiIXA==}
-    dev: false
 
   /shebang-command/2.0.0:
     resolution: {integrity: sha512-kHxr2zZpYtdmrN1qDjrrX/Z1rR1kG8Dx+gkpK1G4eXmvXswmcE1hTWBWYUzlraYw1/yZp6YuDY77YtvbN0dmDA==}
@@ -1136,12 +1078,6 @@ packages:
       '@types/node': 18.8.4
     dev: true
 
-  /string_decoder/1.1.1:
-    resolution: {integrity: sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==}
-    dependencies:
-      safe-buffer: 5.1.2
-    dev: false
-
   /strip-ansi/6.0.1:
     resolution: {integrity: sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==}
     engines: {node: '>=8'}
@@ -1176,10 +1112,6 @@ packages:
     resolution: {integrity: sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg==}
     dev: true
 
-  /tslib/2.4.0:
-    resolution: {integrity: sha512-d6xOpEDfsi2CZVlPQzGeux8XMwLT9hssAsaPYExaQMuYskwb+x1x7J371tWlbBdWHroy99KnVB6qIkUbs5X3UQ==}
-    dev: false
-
   /tsutils/3.21.0_typescript@4.8.4:
     resolution: {integrity: sha512-mHKK3iUXL+3UF6xL5k0PEhKRUBKPBCv/+RkEOpjRWxxx27KKRBmmA60A9pgOUvMi8GKhRMPEmjBRPzs2W7O1OA==}
     engines: {node: '>= 6'}
@@ -1213,24 +1145,12 @@ packages:
     hasBin: true
     dev: true
 
-  /unzip-crx-3/0.2.0:
-    resolution: {integrity: sha512-0+JiUq/z7faJ6oifVB5nSwt589v1KCduqIJupNVDoWSXZtWDmjDGO3RAEOvwJ07w90aoXoP4enKsR7ecMrJtWQ==}
-    dependencies:
-      jszip: 3.10.1
-      mkdirp: 0.5.6
-      yaku: 0.16.7
-    dev: false
-
   /uri-js/4.4.1:
     resolution: {integrity: sha512-7rKUyy33Q1yc98pQ1DAmLtwX109F7TIfWlW1Ydo8Wl1ii1SeHieeh0HHfPeL2fMXK6z0s8ecKs9frCuLJvndBg==}
     dependencies:
       punycode: 2.1.1
     dev: true
 
-  /util-deprecate/1.0.2:
-    resolution: {integrity: sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==}
-    dev: false
-
   /which/2.0.2:
     resolution: {integrity: sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==}
     engines: {node: '>= 8'}
@@ -1246,13 +1166,11 @@ packages:
 
   /wrappy/1.0.2:
     resolution: {integrity: sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==}
-
+    dev: true
-  /yaku/0.16.7:
-    resolution: {integrity: sha512-Syu3IB3rZvKvYk7yTiyl1bo/jiEFaaStrgv1V2TIJTqYPStSMQVO8EQjg/z+DRzLq/4LIIharNT3iH1hylEIRw==}
-    dev: false
 
   /yallist/4.0.0:
     resolution: {integrity: sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==}
+    dev: true
 
   /yazl/2.5.1:
     resolution: {integrity: sha512-phENi2PLiHnHb6QBVot+dJnaAZ0xosj7p3fWl+znIjBDlnMI2PsZCJZ306BPTFOaHf5qdDEI8x5qFrSOBN5vrw==}

scripts/build/build.mjs

@@ -29,8 +29,9 @@ const nodeCommonOpts = {
     platform: "node",
     target: ["esnext"],
     minify: true,
+    bundle: true,
     sourcemap: "linked",
-    plugins: [...commonOpts.plugins, makeAllPackagesExternalPlugin],
+    external: ["electron"]
 };
 
 await Promise.all([

src/ipcMain/constants.ts

@@ -0,0 +1,35 @@
+/*
+ * Vencord, a modification for Discord's desktop app
+ * Copyright (c) 2022 Vendicated and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+import { join } from "path";
+import { app } from "electron";
+
+export const DATA_DIR = process.env.VENCORD_USER_DATA_DIR ?? (
+    process.env.DISCORD_USER_DATA_DIR
+        ? join(process.env.DISCORD_USER_DATA_DIR, "..", "VencordData")
+        : join(app.getPath("userData"), "..", "Vencord")
+);
+export const SETTINGS_DIR = join(DATA_DIR, "settings");
+export const QUICKCSS_PATH = join(SETTINGS_DIR, "quickCss.css");
+export const SETTINGS_FILE = join(SETTINGS_DIR, "settings.json");
+export const ALLOWED_PROTOCOLS = [
+    "https:",
+    "http:",
+    "steam:",
+    "spotify:"
+];

src/ipcMain/crxToZip.ts

@@ -0,0 +1,57 @@
+/* eslint-disable header/header */
+
+/*!
+ * crxToZip
+ * Copyright (c) 2013 Rob Wu <rob@robwu.nl>
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+export function crxToZip(buf: Buffer) {
+    function calcLength(a: number, b: number, c: number, d: number) {
+        let length = 0;
+
+        length += a << 0;
+        length += b << 8;
+        length += c << 16;
+        length += d << 24 >>> 0;
+        return length;
+    }
+
+    // 50 4b 03 04
+    // This is actually a zip file
+    if (buf[0] === 80 && buf[1] === 75 && buf[2] === 3 && buf[3] === 4) {
+        return buf;
+    }
+
+    // 43 72 32 34 (Cr24)
+    if (buf[0] !== 67 || buf[1] !== 114 || buf[2] !== 50 || buf[3] !== 52) {
+        throw new Error("Invalid header: Does not start with Cr24");
+    }
+
+    // 02 00 00 00
+    // or
+    // 03 00 00 00
+    const isV3 = buf[4] === 3;
+    const isV2 = buf[4] === 2;
+
+    if ((!isV2 && !isV3) || buf[5] || buf[6] || buf[7]) {
+        throw new Error("Unexpected crx format version number.");
+    }
+
+    if (isV2) {
+        const publicKeyLength = calcLength(buf[8], buf[9], buf[10], buf[11]);
+        const signatureLength = calcLength(buf[12], buf[13], buf[14], buf[15]);
+
+        // 16 = Magic number (4), CRX format version (4), lengths (2x4)
+        const zipStartOffset = 16 + publicKeyLength + signatureLength;
+
+        return buf.subarray(zipStartOffset, buf.length);
+    }
+    // v3 format has header size and then header
+    const headerSize = calcLength(buf[8], buf[9], buf[10], buf[11]);
+    const zipStartOffset = 12 + headerSize;
+
+    return buf.subarray(zipStartOffset, buf.length);
+}

src/ipcMain/extensions.ts

@@ -0,0 +1,93 @@
+/*
+ * Vencord, a modification for Discord's desktop app
+ * Copyright (c) 2022 Vendicated and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+import https from "https";
+import { mkdir, rm, writeFile, access } from "fs/promises";
+import { constants as fsConstants } from "fs";
+import { join } from "path";
+import { DATA_DIR } from "./constants";
+import { unzip } from "fflate";
+import { session } from "electron";
+import { crxToZip } from "./crxToZip";
+
+const extensionCacheDir = join(DATA_DIR, "ExtensionCache");
+
+function download(url: string) {
+    return new Promise<Buffer>((resolve, reject) => {
+        https.get(url, res => {
+            const { statusCode, statusMessage, headers } = res;
+            if (statusCode! >= 400)
+                return void reject(`${statusCode}: ${statusMessage} - ${url}`);
+            if (statusCode! >= 300)
+                return void resolve(download(headers.location!));
+
+            const chunks = [] as Buffer[];
+            res.on("error", reject);
+
+            res.on("data", chunk => chunks.push(chunk));
+            res.once("end", () => resolve(Buffer.concat(chunks)));
+        });
+    });
+}
+
+async function extract(data: Buffer, outDir: string) {
+    await mkdir(outDir, { recursive: true });
+    return new Promise<void>((resolve, reject) => {
+        unzip(data, (err, files) => {
+            if (err) return void reject(err);
+            Promise.all(Object.keys(files).map(async f => {
+                // Signature stuff
+                // 'Cannot load extension with file or directory name
+                // _metadata. Filenames starting with "_" are reserved for use by the system.';
+                if (f.startsWith("_metadata/")) return;
+
+                if (f.endsWith("/")) return void mkdir(join(outDir, f), { recursive: true });
+
+                const pathElements = f.split("/");
+                const name = pathElements.pop()!;
+                const directories = pathElements.join("/");
+                const dir = join(outDir, directories);
+
+                if (directories) {
+                    await mkdir(dir, { recursive: true });
+                }
+
+                await writeFile(join(dir, name), files[f]);
+            }))
+                .then(() => resolve())
+                .catch(err => {
+                    rm(outDir, { recursive: true, force: true });
+                    reject(err);
+                });
+        });
+    });
+}
+
+export async function installExt(id: string) {
+    const extDir = join(extensionCacheDir, `${id}`);
+
+    try {
+        await access(extDir, fsConstants.F_OK);
+    } catch (err) {
+        const url = `https://clients2.google.com/service/update2/crx?response=redirect&acceptformat=crx2,crx3&x=id%3D${id}%26uc&prodversion=32`;
+        const buf = await download(url);
+        await extract(crxToZip(buf), extDir);
+    }
+
+    session.defaultSession.loadExtension(extDir);
+}

src/ipcMain/index.ts

@@ -26,21 +26,9 @@ import monacoHtml from "@fileContent/../components/monacoWin.html;base64";
 
 import "./updater";
 import { Queue } from "../utils/Queue";
+import { QUICKCSS_PATH, ALLOWED_PROTOCOLS, SETTINGS_DIR, SETTINGS_FILE } from "./constants";
+
 
-const DATA_DIR = process.env.VENCORD_USER_DATA_DIR ?? (
-    process.env.DISCORD_USER_DATA_DIR
-        ? join(process.env.DISCORD_USER_DATA_DIR, "..", "VencordData")
-        : join(app.getPath("userData"), "..", "Vencord")
-);
-const SETTINGS_DIR = join(DATA_DIR, "settings");
-const QUICKCSS_PATH = join(SETTINGS_DIR, "quickCss.css");
-const SETTINGS_FILE = join(SETTINGS_DIR, "settings.json");
-const ALLOWED_PROTOCOLS = [
-    "https:",
-    "http:",
-    "steam:",
-    "spotify:"
-];
 
 mkdirSync(SETTINGS_DIR, { recursive: true });
 

src/patcher.ts

@@ -19,6 +19,7 @@
 import electron, { app, BrowserWindowConstructorOptions } from "electron";
 import { join } from "path";
 import { initIpc } from "./ipcMain";
+import { installExt } from "./ipcMain/extensions";
 import { readSettings } from "./ipcMain/index";
 
 console.log("[Vencord] Starting up...");
@@ -68,11 +69,7 @@ electron.app.whenReady().then(() => {
     try {
         const settings = JSON.parse(readSettings());
         if (settings.enableReactDevtools)
-            import("electron-devtools-installer")
+            installExt("fmkadmapgofadopljbjfkapdkoienihi")
-                .then(({ default: inst, REACT_DEVELOPER_TOOLS }) =>
-                    // @ts-ignore: cursed fake esm turns it into exports.default.default
-                    (inst.default ?? inst)(REACT_DEVELOPER_TOOLS)
-                )
                 .then(() => console.info("[Vencord] Installed React Developer Tools"))
                 .catch(err => console.error("[Vencord] Failed to install React Developer Tools", err));
     } catch { }