Vencord/browser/background.js
V d81302f64c
Revert mozilla store compliance changes
This reverts commit 97b6699afe.

Vencord is dropping support for the firefox extension, so these changes
are now obsolete. revert so users can still install the extension
manually and enjoy the full experience
2023-10-09 03:15:43 +02:00

33 lines
1.2 KiB
JavaScript

/**
* @template T
* @param {T[]} arr
* @param {(v: T) => boolean} predicate
*/
function removeFirst(arr, predicate) {
const idx = arr.findIndex(predicate);
if (idx !== -1) arr.splice(idx, 1);
}
chrome.webRequest.onHeadersReceived.addListener(
({ responseHeaders, type, url }) => {
if (!responseHeaders) return;
if (type === "main_frame") {
// In main frame requests, the CSP needs to be removed to enable fetching of custom css
// as desired by the user
removeFirst(responseHeaders, h => h.name.toLowerCase() === "content-security-policy");
} else if (type === "stylesheet" && url.startsWith("https://raw.githubusercontent.com/")) {
// Most users will load css from GitHub, but GitHub doesn't set the correct content type,
// so we fix it here
removeFirst(responseHeaders, h => h.name.toLowerCase() === "content-type");
responseHeaders.push({
name: "Content-Type",
value: "text/css"
});
}
return { responseHeaders };
},
{ urls: ["https://raw.githubusercontent.com/*", "*://*.discord.com/*"], types: ["main_frame", "stylesheet"] },
["blocking", "responseHeaders"]
);