Add Firefox extension build (#277)

7 files changed, 140 insertions, 19 deletions

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 4894829..60bebcc 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -33,9 +33,22 @@ jobs:
             - name: Build web
               run: pnpm buildWeb --standalone
 
+            - name: Sign firefox extension
+              run: |
+                pnpx web-ext sign --api-key $WEBEXT_USER --api-secret $WEBEXT_SECRET
+              env:
+                WEBEXT_USER: ${{ secrets.WEBEXT_USER }}
+                WEBEXT_SECRET: ${{ secrets.WEBEXT_SECRET }}
+
             - name: Build
               run: pnpm build --standalone
 
+            - name: Rename extensions for more user friendliness
+              run: |
+                mv dist/*.xpi dist/Vencord-for-Firefox.xpi
+                mv dist/extension-v3.zip dist/Vencord-for-Chrome-and-Edge.zip
+
+
             - name: Get some values needed for the release
               id: release_values
               run: |
diff --git a/README.md b/README.md
index 2b9e865..7be2d47 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,8 @@ If you're a power user who wants to contribute and make plugins or just want to
 
 ## Installing on Browser
 
-Install [the browser extension](https://github.com/Vendicated/Vencord/releases/latest/download/extension.zip) or [UserScript](https://github.com/Vendicated/Vencord/releases/download/devbuild/Vencord.user.js). Please note that they aren't automatically updated for now, so you will regularely have to reinstall it.
+Install the browser extension for [![Chrome](https://img.shields.io/badge/chrome-ext-brightgreen)](https://github.com/Vendicated/Vencord/releases/latest/download/Vencord-for-Chrome-and-Edge.zip), [![Firefox](https://img.shields.io/badge/firefox-ext-brightgreen)](https://github.com/Vendicated/Vencord/releases/latest/download/Vencord-for-Firefox.xpi) or [UserScript](https://github.com/Vendicated/Vencord/releases/download/devbuild/Vencord.user.js). Please note that they aren't automatically updated for now, so you will regularely have to reinstall it.
+
 
 You may also build them from source, to do that do the same steps as in the manual regular install method,
 except run `pnpm buildWeb` instead of `pnpm build`, and your outputs will be in the dist folder
diff --git a/browser/background.js b/browser/background.js
new file mode 100644
index 0000000..5c99dd8
--- /dev/null
+++ b/browser/background.js
@@ -0,0 +1,48 @@
+/*
+ * Vencord, a modification for Discord's desktop app
+ * Copyright (c) 2022 Linnea Gräf
+ *
+ * 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/>.
+*/
+
+function setContentTypeOnStylesheets(details) {
+    if (details.type === "stylesheet") {
+        details.responseHeaders = details.responseHeaders.filter(it => it.name.toLowerCase() !== 'content-type');
+        details.responseHeaders.push({ name: "Content-Type", value: "text/css" });
+    }
+    return { responseHeaders: details.responseHeaders };
+}
+
+var cspHeaders = [
+    "content-security-policy",
+    "content-security-policy-report-only",
+];
+
+function removeCSPHeaders(details) {
+    return {
+        responseHeaders: details.responseHeaders.filter(header =>
+            !cspHeaders.includes(header.name.toLowerCase()))
+    };
+}
+
+
+
+
+browser.webRequest.onHeadersReceived.addListener(
+    setContentTypeOnStylesheets, { urls: ["https://raw.githubusercontent.com/*"] }, ["blocking", "responseHeaders"]
+);
+
+browser.webRequest.onHeadersReceived.addListener(
+    removeCSPHeaders, { urls: ["https://raw.githubusercontent.com/*", "*://*.discord.com/*"] }, ["blocking", "responseHeaders"]
+);
diff --git a/browser/manifestv2.json b/browser/manifestv2.json
new file mode 100644
index 0000000..f711512
--- /dev/null
+++ b/browser/manifestv2.json
@@ -0,0 +1,33 @@
+{
+    "manifest_version": 2,
+    "name": "Vencord Web",
+    "description": "The Vencord Client Mod for Discord Web.",
+    "version": "1.0.0",
+    "author": "Vendicated",
+    "homepage_url": "https://github.com/Vendicated/Vencord",
+    "permissions": [
+        "webRequest",
+        "webRequestBlocking",
+        "*://*.discord.com/*",
+        "https://raw.githubusercontent.com/*"
+    ],
+    "content_scripts": [
+        {
+            "run_at": "document_start",
+            "matches": [
+                "*://*.discord.com/*"
+            ],
+            "js": [
+                "content.js"
+            ]
+        }
+    ],
+    "web_accessible_resources": [
+        "dist/Vencord.js"
+    ],
+    "background": {
+        "scripts": [
+            "background.js"
+        ]
+    }
+}
diff --git a/browser/manifest.json b/browser/manifestv3.json
index ea79d12..ea79d12 100644
--- a/browser/manifest.json
+++ b/browser/manifestv3.json
diff --git a/package.json b/package.json
index 20eabb7..839e874 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
     "name": "vencord",
     "private": "true",
-    "version": "1.0.0",
+    "version": "1.0.1",
     "description": "A Discord client mod that does things differently",
     "keywords": [],
     "homepage": "https://github.com/Vendicated/Vencord#readme",
@@ -61,5 +61,12 @@
         "patchedDependencies": {
             "eslint-plugin-path-alias@1.0.0": "patches/eslint-plugin-path-alias@1.0.0.patch"
         }
+    },
+    "webExt": {
+        "artifactsDir": "./dist",
+        "build": {
+            "overwriteDest": true
+        },
+        "sourceDir": "./dist/extension-v2-unpacked"
     }
 }
diff --git a/scripts/build/buildWeb.mjs b/scripts/build/buildWeb.mjs
index a4ad87f..7508937 100755
--- a/scripts/build/buildWeb.mjs
+++ b/scripts/build/buildWeb.mjs
@@ -20,9 +20,9 @@
 
 import esbuild from "esbuild";
 import { zip } from "fflate";
-import { readFileSync, writeFileSync } from "fs";
+import { existsSync, mkdirSync, readFileSync, rmSync, writeFileSync } from "fs";
 import { readFile } from "fs/promises";
-import { join } from "path";
+import { join, resolve } from "path";
 
 // wtf is this assert syntax
 import PackageJSON from "../../package.json" assert { type: "json" };
@@ -72,20 +72,39 @@ await Promise.all(
     ]
 );
 
-zip({
-    dist: {
-        "Vencord.js": readFileSync("dist/browser.js")
-    },
-    ...Object.fromEntries(await Promise.all(["modifyResponseHeaders.json", "content.js", "manifest.json"].map(async f => [
-        f,
-        await readFile(join("browser", f))
-    ]))),
-}, {}, (err, data) => {
-    if (err) {
-        console.error(err);
-        process.exitCode = 1;
+async function buildPluginZip(target, files, shouldZip) {
+    const entries = {
+        "dist/Vencord.js": readFileSync("dist/browser.js"),
+        ...Object.fromEntries(await Promise.all(files.map(async f => [
+            (f.startsWith("manifest") ? "manifest.json" : f),
+            await readFile(join("browser", f))
+        ]))),
+    };
+
+    if (shouldZip) {
+        zip(entries, {}, (err, data) => {
+            if (err) {
+                console.error(err);
+                process.exitCode = 1;
+            } else {
+                writeFileSync("dist/" + target, data);
+                console.info("Extension written to dist/" + target);
+            }
+        });
     } else {
-        writeFileSync("dist/extension.zip", data);
-        console.info("Extension written to dist/extension.zip");
+        if (existsSync(target))
+            rmSync(target, { recursive: true });
+        for (const entry in entries) {
+            const destination = "dist/" + target + "/" + entry;
+            const parentDirectory = resolve(destination, "..");
+            mkdirSync(parentDirectory, { recursive: true });
+            writeFileSync(destination, entries[entry]);
+        }
+        console.info("Unpacked Extension written to dist/" + target);
     }
-});
+}
+
+await buildPluginZip("extension-v3.zip", ["modifyResponseHeaders.json", "content.js", "manifestv3.json"], true);
+await buildPluginZip("extension-v2.zip", ["background.js", "content.js", "manifestv2.json"], true);
+await buildPluginZip("extension-v2-unpacked", ["background.js", "content.js", "manifestv2.json"], false);
+