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283
utils.js
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283
utils.js
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/**
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* Pure utility functions – text processing, date formatting, game detection,
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* priority helpers, template variables.
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*/
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const { CONFIG, GAME_NAMES, GAME_ALIASES, TICKET_TAGS } = require('./config');
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// --- TEXT PROCESSING ---
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const BLOCK_TAG_REGEX =
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/<\/(p|div|li|h[1-6]|tr|table|section|article|blockquote)>/gi;
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function escapeRegex(str) {
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return str.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
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}
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function decodeHtmlEntities(str) {
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if (!str) return '';
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return str
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.replace(/&/g, '&')
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.replace(/</g, '<')
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.replace(/>/g, '>')
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.replace(/"/g, '"')
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.replace(/'/g, "'")
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.replace(/ /g, ' ');
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}
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function htmlToTextWithBlocks(html) {
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return decodeHtmlEntities(
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html
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.replace(/\r\n/g, '\n')
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.replace(/<br\s*\/?>/gi, '\n')
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.replace(BLOCK_TAG_REGEX, '\n\n')
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.replace(/<(ul|ol)[^>]*>/gi, '\n')
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.replace(/<[^>]*>?/gm, '')
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);
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}
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// --- EMAIL BODY EXTRACTION ---
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function decodeGmailData(p) {
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if (!p.body?.data) return '';
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let data = Buffer.from(p.body.data, 'base64').toString('utf8');
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const isQuotedPrintable = p.headers?.some(
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h =>
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h.name.toLowerCase() === 'content-transfer-encoding' &&
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h.value.toLowerCase() === 'quoted-printable'
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);
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if (isQuotedPrintable) {
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data = data
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.replace(/=\r?\n/g, '')
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.replace(/=([0-9A-F]{2})/gi, (m, hex) =>
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String.fromCharCode(parseInt(hex, 16))
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);
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}
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return data;
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}
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function getCleanBody(payload) {
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let body = '';
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const findParts = parts => {
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for (const part of parts) {
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if (part.mimeType === 'text/plain' && part.body?.data && !body) {
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body = decodeGmailData(part);
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}
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if (part.mimeType === 'text/html' && part.body?.data && !body) {
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body = decodeGmailData(part);
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}
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if (part.parts) findParts(part.parts);
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}
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};
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if (payload.parts) {
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findParts(payload.parts);
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} else if (payload.body?.data) {
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body = decodeGmailData(payload);
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}
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return body || payload.snippet || '';
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}
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// --- QUOTE / FOOTER STRIPPING ---
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function stripEmailQuotes(text) {
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let cleaned = text.replace(/\r\n/g, '\n');
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const markers = [
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/\n_{5,}\s*$/m,
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/\nFrom:\s.*<.*@.*>/i,
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/\nSent:\s.*$/i,
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/\nTo:\s.*$/i,
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/\nSubject:\s.*$/i,
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/\nOn .* wrote:/i
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];
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for (const m of markers) {
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const match = cleaned.match(m);
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if (match) {
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cleaned = cleaned.substring(0, match.index);
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break;
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}
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}
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return cleaned.trim();
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}
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function stripMobileFooter(text) {
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if (!text) return text;
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const patterns = [
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/Sent from my iPhone/i,
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/Sent from my iPad/i,
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/Sent from my Apple Watch/i,
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/Sent from my Mac/i,
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/Sent from my mobile device/i,
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/Sent from my phone/i,
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/Sent from my smartphone/i,
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/Sent from my Android(?: phone| device)?/i,
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/Sent from my Samsung Galaxy smartphone/i,
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/Sent from Samsung Mobile/i,
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/Sent from my Galaxy/i,
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/Sent from my BlackBerry/i,
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/Sent from my Windows Phone/i,
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/Sent from Outlook for iOS/i,
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/Sent from Outlook for Android/i,
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/Sent from Yahoo Mail for iPhone(?: \/ Android)?/i,
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/Sent from Yahoo Mail for Android/i,
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/Sent from my Amazon Fire/i,
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/Get\s+Outlook\s+for\s+iOS/i,
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/Get\s+Outlook\s+for\s+Android/i,
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/Sent with Proton Mail secure email\./i
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];
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let result = text;
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for (const re of patterns) {
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const rx = new RegExp(`\\n*${re.source}\\s*`, 'i');
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result = result.replace(rx, '');
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}
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return result;
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}
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// --- EMAIL HELPERS ---
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function extractRawEmail(headerValue) {
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const match = headerValue.match(/<([^>]+)>/);
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return match ? match[1].trim() : headerValue.trim();
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}
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// --- DATE ---
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const getFormattedDate = () => {
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const now = new Date();
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const datePart = now
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.toLocaleDateString('en-US', {
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month: '2-digit',
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day: '2-digit',
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year: 'numeric'
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})
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.replace(/\//g, '-');
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const timePart = now.toLocaleTimeString('en-US', {
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hour: '2-digit',
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minute: '2-digit',
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second: '2-digit',
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hour12: true
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});
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const tzPart = new Intl.DateTimeFormat('en-US', {
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timeZoneName: 'short'
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})
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.formatToParts(now)
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.find(p => p.type === 'timeZoneName').value;
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return `${datePart} ${timePart} ${tzPart}`;
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};
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// --- GAME DETECTION ---
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const detectGame = (subject, body) => {
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const txt = `${subject} ${body}`.toLowerCase();
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for (const game of GAME_NAMES) {
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const g = game.toLowerCase();
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const re = new RegExp(`\\b${escapeRegex(g)}\\b`, 'i');
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if (re.test(txt)) return game;
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}
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for (const [alias, fullName] of Object.entries(GAME_ALIASES)) {
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const a = alias.toLowerCase();
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const re = new RegExp(`\\b${escapeRegex(a)}\\b`, 'i');
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if (re.test(txt)) return fullName;
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}
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return 'Not Mentioned';
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};
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// --- PRIORITY ---
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function getPriorityEmoji(priority) {
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switch (priority) {
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case 'high': return CONFIG.PRIORITY_HIGH_EMOJI;
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case 'low': return CONFIG.PRIORITY_LOW_EMOJI;
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case 'normal':
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case 'medium':
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default: return CONFIG.PRIORITY_MEDIUM_EMOJI;
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}
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}
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function getPriorityColor(priority) {
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switch (priority) {
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case 'high': return 0xFF0000;
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case 'low': return 0x00FF00;
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case 'normal':
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case 'medium':
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default: return CONFIG.EMBED_COLOR_INFO;
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}
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}
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/** Returns emoji for a ticket-tag key (e.g. server-down → ⬇️). Priority always comes first in channel name, then tag. */
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function getTicketTagEmoji(tagKey) {
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if (!tagKey) return '';
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const t = (TICKET_TAGS || []).find(x => x.value === tagKey);
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return t ? t.emoji : '';
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}
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// --- TEMPLATE VARIABLES ---
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function replaceVariables(template, context = {}) {
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if (!template) return '';
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let result = template;
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if (context.ticket) {
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result = result.replace(/{ticket\.user}/g, context.ticket.sender_name || 'Unknown');
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result = result.replace(/{ticket\.creator}/g, context.ticket.sender_name || 'Unknown');
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result = result.replace(/{ticket\.email}/g, context.ticket.senderEmail || '');
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result = result.replace(/{ticket\.number}/g, context.ticket.ticketNumber != null ? context.ticket.ticketNumber : 'N/A');
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result = result.replace(/{ticket\.subject}/g, context.ticket.subject || 'No subject');
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result = result.replace(/{ticket\.claimed}/g, context.ticket.claimedBy ? 'Yes' : 'No');
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result = result.replace(/{ticket\.claimedby}/g, context.ticket.claimedBy || 'Unclaimed');
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result = result.replace(/{ticket\.priority}/g, context.ticket.priority || 'normal');
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result = result.replace(/{ticket\.id}/g, context.ticket.gmailThreadId || '');
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}
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if (context.staff) {
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result = result.replace(/{staff\.user}/g, context.staff.username || '');
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result = result.replace(/{staff\.name}/g, context.staff.displayName || context.staff.username || '');
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result = result.replace(/{staff\.mention}/g, context.staff.mention || '');
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}
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if (context.guild) {
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result = result.replace(/{server\.name}/g, context.guild.name || '');
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result = result.replace(/{server\.membercount}/g, context.guild.memberCount?.toString() || '0');
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}
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if (context.hours !== undefined) {
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result = result.replace(/{hours}/g, context.hours.toString());
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}
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const now = new Date();
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result = result.replace(/{date}/g, now.toLocaleDateString());
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result = result.replace(/{time}/g, now.toLocaleTimeString());
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return result;
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}
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module.exports = {
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BLOCK_TAG_REGEX,
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escapeRegex,
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decodeHtmlEntities,
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htmlToTextWithBlocks,
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decodeGmailData,
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getCleanBody,
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stripEmailQuotes,
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stripMobileFooter,
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extractRawEmail,
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getFormattedDate,
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detectGame,
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getPriorityEmoji,
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getPriorityColor,
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getTicketTagEmoji,
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replaceVariables
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};
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Reference in New Issue
Block a user