69 lines
No EOL
2.5 KiB
TypeScript
69 lines
No EOL
2.5 KiB
TypeScript
//https://regex101.com/r/YQbfcX/2
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//static readonly URL_REGEX = /^(?<hostname>([a-zA-Z0-9-]+\.)+[a-zA-Z0-9-]{2,63})(?:\/(?<path>(?:[^\s?]+)?)(?:\?(?<query>\S+))?)?$/gm;
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import * as log from "tc-shared/log";
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import {LogCategory} from "tc-shared/log";
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import {Settings, settings} from "tc-shared/settings";
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import {renderMarkdownAsBBCode} from "tc-shared/text/markdown";
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import {escapeBBCode} from "tc-shared/text/bbcode";
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const URL_REGEX = /^(([a-zA-Z0-9-]+\.)+[a-zA-Z0-9-]{2,63})(?:\/((?:[^\s?]+)?)(?:\?(\S+))?)?$/gm;
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function process_urls(message: string) : string {
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const words = message.split(/[ \n]/);
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for(let index = 0; index < words.length; index++) {
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const flag_escaped = words[index].startsWith('!');
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const unescaped = flag_escaped ? words[index].substr(1) : words[index];
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_try:
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try {
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const url = new URL(unescaped);
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log.debug(LogCategory.GENERAL, tr("Chat message contains URL: %o"), url);
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if(url.protocol !== 'http:' && url.protocol !== 'https:')
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break _try;
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if(flag_escaped) {
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message = undefined;
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words[index] = unescaped;
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} else {
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message = undefined;
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words[index] = "[url=" + url.toString() + "]" + url.toString() + "[/url]";
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}
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} catch(e) { /* word isn't an url */ }
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if(unescaped.match(URL_REGEX)) {
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if(flag_escaped) {
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message = undefined;
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words[index] = unescaped;
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} else {
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message = undefined;
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words[index] = "[url=" + unescaped + "]" + unescaped + "[/url]";
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}
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}
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}
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return message || words.join(" ");
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}
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export function preprocessChatMessageForSend(message: string) : string {
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const process_url = settings.static_global(Settings.KEY_CHAT_TAG_URLS);
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const parse_markdown = settings.static_global(Settings.KEY_CHAT_ENABLE_MARKDOWN);
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const escape_bb = !settings.static_global(Settings.KEY_CHAT_ENABLE_BBCODE);
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if(parse_markdown) {
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return renderMarkdownAsBBCode(message, text => {
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if(escape_bb)
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text = escapeBBCode(text);
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if(process_url)
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text = process_urls(text);
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return text;
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});
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}
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if(escape_bb)
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message = escapeBBCode(message);
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if(process_url)
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message = process_urls(message);
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return message;
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} |