Add Manifest V2 support

Because there are so few differences between manifest v2 and v3 aside
from header rewriting i just wrote two different manifests. Right now
this only works on firefox with unpacked extensions.

4 files changed, 86 insertions, 17 deletions

diff --git a/browser/background.js b/browser/background.js
new file mode 100644
index 0000000..9c5ed96
--- /dev/null
+++ b/browser/background.js
@@ -0,0 +1,28 @@
+
+function setContentTypeOnStylesheets(details) {
+    if (details.type === 'stylesheet') {
+        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'] 
+)
+
+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..f18443c
--- /dev/null
+++ b/browser/manifestv2.json
@@ -0,0 +1,35 @@
+{
+    "manifest_version": 2,
+    "name": "Vencord Web",
+    "description": "Yeee",
+    "version": "1.0.0",
+    "author": "Vendicated",
+    "homepage_url": "https://github.com/Vendicated/Vencord",
+    "host_permissions": [
+        "*://*.discord.com/*",
+        "https://raw.githubusercontent.com/*"
+    ],
+    "permissions": [
+        "webRequest",
+        "webRequestBlocking"
+    ],
+    "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/scripts/build/buildWeb.mjs b/scripts/build/buildWeb.mjs
index a4ad87f..74f0857 100755
--- a/scripts/build/buildWeb.mjs
+++ b/scripts/build/buildWeb.mjs
@@ -72,20 +72,26 @@ 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;
-    } else {
-        writeFileSync("dist/extension.zip", data);
-        console.info("Extension written to dist/extension.zip");
-    }
-});
+async function buildPluginZip(target, files) {
+    zip({
+        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))
+        ]))),
+    }, {}, (err, data) => {
+        if (err) {
+            console.error(err);
+            process.exitCode = 1;
+        } else {
+            writeFileSync("dist/" + target, data);
+            console.info("Extension written to dist/" + target);
+        }
+    });
+}
+
+await buildPluginZip("extension-v3.zip", ["modifyResponseHeaders.json", "content.js", "manifestv3.json"]);
+await buildPluginZip("extension-v2.xpi", ["background.js", "content.js", "manifestv2.json"]);
+