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/* eslint-disable simple-header/header */
/*!
* BetterDiscord addon meta parser
* Copyright 2023 BetterDiscord contributors
* Copyright 2023 Vendicated and Vencord contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
const splitRegex = /[^\S\r\n]*?\r?(?:\r\n|\n)[^\S\r\n]*?\*[^\S\r\n]?/;
const escapedAtRegex = /^\\@/;
export interface UserThemeHeader {
fileName: string;
name: string;
author: string;
description: string;
version?: string;
license?: string;
source?: string;
website?: string;
invite?: string;
}
function makeHeader(fileName: string, opts: Partial<UserThemeHeader> = {}): UserThemeHeader {
return {
fileName,
name: opts.name ?? fileName.replace(/\.css$/i, ""),
author: opts.author ?? "Unknown Author",
description: opts.description ?? "A Discord Theme.",
version: opts.version,
license: opts.license,
source: opts.source,
website: opts.website,
invite: opts.invite
};
}
export function stripBOM(fileContent: string) {
if (fileContent.charCodeAt(0) === 0xFEFF) {
fileContent = fileContent.slice(1);
}
return fileContent;
}
export function getThemeInfo(css: string, fileName: string): UserThemeHeader {
if (!css) return makeHeader(fileName);
const block = css.split("/**", 2)?.[1]?.split("*/", 1)?.[0];
if (!block) return makeHeader(fileName);
const header: Partial<UserThemeHeader> = {};
let field = "";
let accum = "";
for (const line of block.split(splitRegex)) {
if (line.length === 0) continue;
if (line.charAt(0) === "@" && line.charAt(1) !== " ") {
header[field] = accum.trim();
const l = line.indexOf(" ");
field = line.substring(1, l);
accum = line.substring(l + 1);
}
else {
accum += " " + line.replace("\\n", "\n").replace(escapedAtRegex, "@");
}
}
header[field] = accum.trim();
delete header[""];
return makeHeader(fileName, header);
}
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