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MxChat – AI Chatbot & Content Generation for WordPress / 3.2.2
MxChat – AI Chatbot & Content Generation for WordPress v3.2.2
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← All changes | js/chat-script.js +29 -705 3.2.73.2.2 View file →
@@ -1,111 +1,23 @@
1 1 jQuery(document).ready(function($) {
2 2
3 - // Nonce refresh — v2 (plan-6a68c9).
4 - //
5 - // The widget no longer relies on a nonce embedded in inline cached HTML.
6 - // Before each chat-send / stream-send / upload, we call the REST endpoint
7 - // GET /wp-json/mxchat/v1/nonce and use the freshly-issued value. The
8 - // endpoint creates the nonce with action `mxchat_chat_send`; the server-side
9 - // verifier ALSO still accepts the legacy `mxchat_chat_nonce` action for a
10 - // 30-day backwards-compat window so cached pages still in users' browsers
11 - // (which carry the legacy inline-localized nonce) keep working.
12 - //
13 - // Cache: a single module-scoped slot. TTL 12h conservatively (WP nonces are
14 - // 24h but we refetch at half-life so a freshly-cached-page user never sees
15 - // a borderline-stale nonce).
16 - var cachedFreshNonce = null;
17 - var cachedFreshNonceFetchedAt = 0;
18 - var NONCE_TTL_MS = 12 * 60 * 60 * 1000;
19 - var nonceRefreshState = 'idle'; // 'idle' | 'pending' | 'done'
20 - var nonceRefreshCallbacks = [];
21 -
22 - function getRestNonceUrl() {
23 - if (typeof mxchatChat !== 'undefined' && mxchatChat.rest_url) {
24 - return mxchatChat.rest_url.replace(/\/+$/, '') + '/nonce';
25 - }
26 - // Fallback: derive from current origin if mxchatChat.rest_url isn't set.
27 - return window.location.origin + '/wp-json/mxchat/v1/nonce';
28 - }
29 -
30 - function fetchFreshNonceFromRest() {
31 - return fetch(getRestNonceUrl(), {
32 - credentials: 'same-origin',
33 - headers: { 'Accept': 'application/json' }
34 - }).then(function (resp) {
35 - if (!resp.ok) {
36 - throw new Error('REST nonce fetch failed: ' + resp.status);
37 - }
38 - return resp.json();
39 - }).then(function (data) {
40 - if (data && data.nonce) {
41 - return data.nonce;
42 - }
43 - throw new Error('REST nonce response had no nonce field.');
44 - });
45 - }
46 -
47 - /**
48 - * withFreshNonce(cb) — invoke cb() after ensuring mxchatChat.nonce is fresh.
49 - * Tries REST endpoint first (cache-bypass design); falls back to the legacy
50 - * admin-ajax refresh path if REST is unavailable. Idempotent — concurrent
51 - * calls share the same in-flight refresh.
52 - */
53 - function withFreshNonce(callback) {
54 - if (typeof mxchatChat === 'undefined') {
3 + // Nonce refresh is deferred until first user interaction (ensureSession)
4 + // to avoid admin-ajax calls on passive page loads.
5 + var nonceRefreshed = false;
6 + function refreshNonceIfNeeded(callback) {
7 + if (nonceRefreshed || typeof mxchatChat === 'undefined' || !mxchatChat.ajax_url) {
55 8 if (callback) callback();
56 9 return;
57 10 }
58 - var now = Date.now();
59 - if (cachedFreshNonce && (now - cachedFreshNonceFetchedAt) < NONCE_TTL_MS) {
60 - mxchatChat.nonce = cachedFreshNonce;
11 + nonceRefreshed = true;
12 + $.post(mxchatChat.ajax_url, { action: 'mxchat_refresh_nonce' }, function(res) {
13 + if (res && res.success && res.data && res.data.nonce) {
14 + mxchatChat.nonce = res.data.nonce;
15 + }
61 16 if (callback) callback();
62 - return;
63 - }
64 - if (callback) nonceRefreshCallbacks.push(callback);
65 - if (nonceRefreshState === 'pending') return;
66 - nonceRefreshState = 'pending';
67 -
68 - var resolved = function (nonce) {
69 - if (nonce) {
70 - cachedFreshNonce = nonce;
71 - cachedFreshNonceFetchedAt = Date.now();
72 - mxchatChat.nonce = nonce;
73 - }
74 - nonceRefreshState = 'done';
75 - var pending = nonceRefreshCallbacks;
76 - nonceRefreshCallbacks = [];
77 - pending.forEach(function (cb) { try { cb(); } catch (e) {} });
78 - };
79 -
80 - fetchFreshNonceFromRest()
81 - .then(resolved)
82 - .catch(function () {
83 - // Fallback to the legacy admin-ajax refresh path (issued with the
84 - // old action `mxchat_chat_nonce`; the server still accepts both
85 - // during the compat window).
86 - if (mxchatChat.ajax_url) {
87 - $.post(mxchatChat.ajax_url, { action: 'mxchat_refresh_nonce' })
88 - .done(function (res) {
89 - if (res && res.success && res.data && res.data.nonce) {
90 - resolved(res.data.nonce);
91 - return;
92 - }
93 - resolved(null);
94 - })
95 - .fail(function () { resolved(null); });
96 - } else {
97 - resolved(null);
98 - }
99 - });
17 + });
100 18 }
101 19
102 - // Backwards-compat alias — every existing caller in this file (and any
103 - // out-of-tree consumer that hit this internal API) keeps working unchanged.
104 - function refreshNonceIfNeeded(callback) {
105 - return withFreshNonce(callback);
106 - }
107 -
108 20 // ====================================
109 21 // MULTI-INSTANCE MANAGEMENT SYSTEM
110 22 // ====================================
111 23
@@ -148,10 +60,10 @@
148 60 return Object.keys(this.instances);
149 61 },
150 62
151 63 // Session management per bot
152 - // Returns existing session ID from cookie or localStorage (with in-memory fallback),
153 - // or null if none exists. Does NOT create a new session — use ensureSession() for that.
64 + // Returns existing session ID from cookie or localStorage, or null if none exists.
65 + // Does NOT create a new session — use ensureSession() for that.
154 66 getChatSession: function(botId) {
155 67 var cookieName = 'mxchat_session_id_' + botId;
156 68 var storageKey = 'mxchat_session_id_' + botId;
157 69 var sessionId = getCookie(cookieName);
@@ -160,21 +72,8 @@
160 72 if (!sessionId) {
161 73 try { sessionId = localStorage.getItem(storageKey); } catch (e) {}
162 74 }
163 75
164 - // Fallback to in-memory instance when cookie AND localStorage are both blocked
165 - // (Safari ITP, strict tracking prevention, cross-origin iframes with partitioned
166 - // storage). Without this, ensureSession() can generate and store an ID that
167 - // getChatSession() then can't read back, causing null session_ids on send.
168 - if (!sessionId && this.instances[botId] && this.instances[botId].sessionId) {
169 - sessionId = this.instances[botId].sessionId;
170 - }
171 -
172 - // Guard against stored sentinel values that indicate earlier broken writes.
173 - if (sessionId === 'null' || sessionId === 'undefined') {
174 - sessionId = null;
175 - }
176 -
177 76 // Re-sync cookie from localStorage if cookie was lost
178 77 if (sessionId && !getCookie(cookieName)) {
179 78 document.cookie = cookieName + "=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
180 79 }
@@ -700,28 +599,13 @@
700 599
701 600 // Get instance for session start timestamp (used when persistence is OFF)
702 601 var instance = MxChatInstances.get(botId);
703 602
704 - // Guarantee a non-null session_id before the AJAX leaves. ensureSession() is idempotent
705 - // and returns the guaranteed-present session id from the in-memory instance even when
706 - // cookie/localStorage writes are silently blocked by the browser.
707 - var sessionId = MxChatInstances.ensureSession(botId);
708 - if (!sessionId || sessionId === 'null' || sessionId === 'undefined') {
709 - // Last-resort generation to ensure we never POST a null marker.
710 - sessionId = generateSessionId();
711 - MxChatInstances.setChatSession(botId, sessionId);
712 - }
713 -
714 - // Wait for the page-cache nonce refresh to complete before firing the
715 - // chat-send AJAX. On cached pages the inline mxchatChat.nonce is stale
716 - // until refreshNonceIfNeeded() returns; constructing ajaxData inside the
717 - // callback guarantees we read the fresh value. See plan-c5457f.
718 - refreshNonceIfNeeded(function() {
719 603 // Prepare AJAX data
720 604 const ajaxData = {
721 605 action: 'mxchat_handle_chat_request',
722 606 message: message,
723 - session_id: sessionId,
607 + session_id: getChatSession(botId),
724 608 nonce: mxchatChat.nonce,
725 609 current_page_url: window.location.href,
726 610 current_page_title: document.title,
727 611 bot_id: botId,
@@ -727,14 +611,14 @@
727 611 bot_id: botId,
728 612 // Pass session start timestamp so AI context matches what user sees
729 613 session_start_timestamp: instance.sessionStartTimestamp || 0
730 614 };
731 -
615 +
732 616 // Add page context if available
733 617 if (pageContext) {
734 618 ajaxData.page_context = JSON.stringify(pageContext);
735 619 }
736 -
620 +
737 621 // CHECK FOR VISION FLAGS AND ADD THEM
738 622 if (window.mxchatVisionProcessed) {
739 623 ajaxData.vision_processed = true;
740 624 ajaxData.original_user_message = window.mxchatOriginalMessage || message;
@@ -743,9 +627,9 @@
743 627 window.mxchatVisionProcessed = false;
744 628 window.mxchatOriginalMessage = null;
745 629 window.mxchatVisionImagesCount = 0;
746 630 }
747 -
631 +
748 632 $.ajax({
749 633 url: mxchatChat.ajax_url,
750 634 type: 'POST',
751 635 dataType: 'json',
@@ -934,9 +818,8 @@
934 818
935 819 replaceLastMessage("bot", errorMessage, '', [], botId);
936 820 }
937 821 });
938 - }); // refreshNonceIfNeeded
939 822 }
940 823
941 824 function callMxChatStream(message, callback, botId) {
942 825 botId = botId || getMxChatBotId();
@@ -955,25 +838,12 @@
955 838
956 839 // Get instance for session start timestamp (used when persistence is OFF)
957 840 var instance = MxChatInstances.get(botId);
958 841
959 - // Guarantee a non-null session_id before the fetch. FormData.append() stringifies any
960 - // non-string value via String(), so passing `null` would POST the literal string "null"
961 - // and land in the transcripts table as a ghost session. ensureSession() always returns
962 - // a real string even when cookies/localStorage are blocked.
963 - var streamSessionId = MxChatInstances.ensureSession(botId);
964 - if (!streamSessionId || streamSessionId === 'null' || streamSessionId === 'undefined') {
965 - streamSessionId = generateSessionId();
966 - MxChatInstances.setChatSession(botId, streamSessionId);
967 - }
968 -
969 - // Wait for the page-cache nonce refresh before constructing formData (which
970 - // captures mxchatChat.nonce by value). Mirrors callMxChat's wrapping. See plan-c5457f.
971 - refreshNonceIfNeeded(function() {
972 842 const formData = new FormData();
973 843 formData.append('action', 'mxchat_stream_chat');
974 844 formData.append('message', message);
975 - formData.append('session_id', streamSessionId);
845 + formData.append('session_id', getChatSession(botId));
976 846 formData.append('nonce', mxchatChat.nonce);
977 847 formData.append('current_page_url', window.location.href);
978 848 formData.append('current_page_title', document.title);
979 849 formData.append('bot_id', botId);
@@ -1073,16 +943,8 @@
1073 943
1074 944 // Re-enable chat input when stream ends with content
1075 945 enableChatInput(botId);
1076 946
1077 - // Scroll the user's last message to the top now that the
1078 - // bot's full reply has rendered (gives max reading room).
1079 - var $chatBoxDone = getElement(botId, 'chat-box');
1080 - var $lastUserMsgDone = $chatBoxDone.find('.user-message').last();
1081 - if ($lastUserMsgDone.length) {
1082 - scrollElementToTop($lastUserMsgDone, botId);
1083 - }
1084 -
1085 947 if (callback) {
1086 948 callback(accumulatedContent);
1087 949 }
1088 950 return;
@@ -1105,16 +967,8 @@
1105 967
1106 968 // Re-enable chat input after streaming completes
1107 969 enableChatInput(botId);
1108 970
1109 - // Scroll the user's last message to the top now
1110 - // that the bot's full reply has rendered.
1111 - var $chatBoxStreamDone = getElement(botId, 'chat-box');
1112 - var $lastUserMsgStreamDone = $chatBoxStreamDone.find('.user-message').last();
1113 - if ($lastUserMsgStreamDone.length) {
1114 - scrollElementToTop($lastUserMsgStreamDone, botId);
1115 - }
1116 -
1117 971 if (callback) {
1118 972 callback(accumulatedContent);
1119 973 }
1120 974 return;
@@ -1193,9 +1047,8 @@
1193 1047 getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1194 1048 callMxChat(message, callback, botId);
1195 1049 }
1196 1050 });
1197 - }); // refreshNonceIfNeeded
1198 1051 }
1199 1052
1200 1053 // Helper function to handle non-streaming responses
1201 1054 function handleNonStreamResponse(data, callback, botId) {
@@ -1424,229 +1277,9 @@
1424 1277 sendMessage(botId);
1425 1278 }
1426 1279 });
1427 1280
1428 -// Builds the list of overflow-menu items for a given bot.
1429 -// Adding a future item is one push to this array — do NOT hardcode "only download."
1430 -function mxchatGetHeaderMenuItems(botId) {
1431 - var items = [];
1432 - var settings = (typeof mxchatChat !== 'undefined') ? mxchatChat : {};
1433 -
1434 - // The `print_button_*` keys still gate this item for back-compat with
1435 - // existing user options. The action is now a transcript download, not print.
1436 - if (settings.print_button_enabled === 'on') {
1437 - items.push({
1438 - id: 'download-transcript',
1439 - label: settings.print_button_label || 'Download Transcript',
1440 - icon: '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><polyline points="7 10 12 15 17 10"/><line x1="12" y1="15" x2="12" y2="3"/></svg>',
1441 - action: function() {
1442 - mxchatDownloadTranscript(botId);
1443 - }
1444 - });
1445 - }
1446 -
1447 - return items;
1448 -}
1449 -
1450 -// Builds a clean markdown transcript of the current conversation and triggers
1451 -// a file download. Used by the "Download Transcript" menu item.
1452 -function mxchatDownloadTranscript(botId) {
1453 - var $chatBox = getElement(botId, 'chat-box');
1454 - if (!$chatBox || !$chatBox.length) return;
1455 -
1456 - var settings = (typeof mxchatChat !== 'undefined') ? mxchatChat : {};
1457 - var headerTitle = settings.print_header_title || 'Chat transcript';
1458 - var now = new Date();
1459 - var stamp = now.toLocaleString();
1460 -
1461 - var lines = [];
1462 - lines.push('# ' + headerTitle);
1463 - lines.push('');
1464 - lines.push('Exported: ' + stamp);
1465 - lines.push('');
1466 - lines.push('---');
1467 - lines.push('');
1468 -
1469 - $chatBox.find('.user-message, .bot-message, .agent-message').each(function() {
1470 - var $msg = $(this);
1471 - // Skip thinking placeholders and any in-flight temporary messages.
1472 - if ($msg.find('.thinking-dots').length) return;
1473 - if ($msg.hasClass('temporary-message')) return;
1474 -
1475 - var sender;
1476 - if ($msg.hasClass('user-message')) sender = 'User';
1477 - else if ($msg.hasClass('agent-message')) sender = 'Live Agent';
1478 - else sender = 'AI Agent';
1479 -
1480 - // Strip interactive UI from the cloned message so we get the conversation text.
1481 - var $clone = $msg.clone();
1482 - $clone.find('.copy-button, .message-toolbar, .mxchat-copy, button, script, style').remove();
1483 - var text = $clone.text().replace(/ /g, ' ').replace(/[ \t]+\n/g, '\n').replace(/\n{3,}/g, '\n\n').trim();
1484 - if (!text) return;
1485 -
1486 - lines.push('**' + sender + '**');
1487 - lines.push('');
1488 - lines.push(text);
1489 - lines.push('');
1490 - });
1491 -
1492 - var content = lines.join('\n');
1493 - var iso = now.toISOString().replace(/[:.]/g, '-').slice(0, 19);
1494 - var fname = 'mxchat-transcript-' + iso + '.md';
1495 - var blob = new Blob([content], { type: 'text/markdown;charset=utf-8' });
1496 - var url = URL.createObjectURL(blob);
1497 - var a = document.createElement('a');
1498 - a.href = url;
1499 - a.download = fname;
1500 - a.style.display = 'none';
1501 - document.body.appendChild(a);
1502 - a.click();
1503 - setTimeout(function() {
1504 - if (a.parentNode) a.parentNode.removeChild(a);
1505 - URL.revokeObjectURL(url);
1506 - }, 100);
1507 -}
1508 -
1509 -// Reads the bot bubble's actual computed bg+fg and writes them as CSS vars
1510 -// on the menu wrap, so the dropdown matches whatever paints the bubble —
1511 -// saved options, AI theme CSS, or the mxchat-theme add-on.
1512 -function mxchatSyncMenuColors(botId, $wrap) {
1513 - if (!$wrap || !$wrap.length) return;
1514 - var $bot = $wrap.closest('.mxchat-chatbot-wrapper').find('.bot-message').not('.temporary-message').first();
1515 - if (!$bot.length) return;
1516 - var cs = window.getComputedStyle($bot[0]);
1517 - if (cs.backgroundColor && cs.backgroundColor !== 'rgba(0, 0, 0, 0)' && cs.backgroundColor !== 'transparent') {
1518 - $wrap[0].style.setProperty('--mxchat-menu-bg', cs.backgroundColor);
1519 - }
1520 - // Bot text color usually lives on a child div, not .bot-message itself.
1521 - var $textChild = $bot.find('[style*="color"]').first();
1522 - var fg = ($textChild.length ? window.getComputedStyle($textChild[0]).color : cs.color);
1523 - if (fg) $wrap[0].style.setProperty('--mxchat-menu-fg', fg);
1524 -}
1525 -
1526 -// One-time per-widget init: renders menu items, wires open/close,
1527 -// outside-click, Escape, and arrow-key navigation. If no items, hides the trigger.
1528 -function mxchatInitHeaderMenu(botId) {
1529 - var $wrap = $('.mxchat-header-menu-wrap[data-bot-id="' + botId + '"]').first();
1530 - if (!$wrap.length || $wrap.data('mxchatMenuReady')) return;
1531 -
1532 - var $trigger = $wrap.find('.mxchat-menu-trigger');
1533 - var $menu = $wrap.find('.mxchat-header-menu');
1534 - var items = mxchatGetHeaderMenuItems(botId);
1535 -
1536 - // Initial color sync — covers normal page load.
1537 - mxchatSyncMenuColors(botId, $wrap);
1538 -
1539 - if (!items.length) {
1540 - $trigger.hide();
1541 - $menu.hide();
1542 - $wrap.data('mxchatMenuReady', true);
1543 - return;
1544 - }
1545 -
1546 - // Build the menu items.
1547 - $menu.empty();
1548 - items.forEach(function(item, idx) {
1549 - var $btn = $('<button>', {
1550 - type: 'button',
1551 - 'class': 'mxchat-menu-item',
1552 - 'role': 'menuitem',
1553 - 'tabindex': '-1',
1554 - 'data-menu-id': item.id,
1555 - html: '<span class="mxchat-menu-item-icon">' + item.icon + '</span>' +
1556 - '<span class="mxchat-menu-item-label"></span>'
1557 - });
1558 - $btn.find('.mxchat-menu-item-label').text(item.label);
1559 - $btn.on('click', function(e) {
1560 - e.preventDefault();
1561 - e.stopPropagation();
1562 - closeMenu();
1563 - try { item.action(); } catch (err) { /* no-op */ }
1564 - });
1565 - $menu.append($btn);
1566 - });
1567 -
1568 - function openMenu() {
1569 - // Re-sync each open in case the active theme changed since init.
1570 - mxchatSyncMenuColors(botId, $wrap);
1571 - $menu.prop('hidden', false).attr('aria-hidden', 'false').addClass('is-open');
1572 - $trigger.attr('aria-expanded', 'true');
1573 - // Focus the first item for keyboard users
1574 - setTimeout(function() {
1575 - $menu.find('.mxchat-menu-item').first().attr('tabindex', '0').trigger('focus');
1576 - }, 0);
1577 - }
1578 - function closeMenu(returnFocus) {
1579 - $menu.prop('hidden', true).attr('aria-hidden', 'true').removeClass('is-open');
1580 - $trigger.attr('aria-expanded', 'false');
1581 - $menu.find('.mxchat-menu-item').attr('tabindex', '-1');
1582 - if (returnFocus) $trigger.trigger('focus');
1583 - }
1584 -
1585 - // Toggle on trigger click — stop propagation so the .chatbot-top-bar
1586 - // click-to-collapse handler does not fire.
1587 - $trigger.on('click', function(e) {
1588 - e.preventDefault();
1589 - e.stopPropagation();
1590 - if ($menu.hasClass('is-open')) closeMenu();
1591 - else openMenu();
1592 - });
1593 -
1594 - // Don't let clicks inside the menu bubble to the top-bar collapse handler.
1595 - $menu.on('click', function(e) {
1596 - e.stopPropagation();
1597 - });
1598 -
1599 - // Outside click closes the menu.
1600 - $(document).on('click.mxchatMenu-' + botId, function(e) {
1601 - if (!$menu.hasClass('is-open')) return;
1602 - if ($wrap.has(e.target).length || $wrap.is(e.target)) return;
1603 - closeMenu();
1604 - });
1605 -
1606 - // Keyboard: Escape closes and returns focus; arrow keys move focus; Enter activates.
1607 - $menu.on('keydown', '.mxchat-menu-item', function(e) {
1608 - var $items = $menu.find('.mxchat-menu-item');
1609 - var idx = $items.index(this);
1610 - if (e.key === 'Escape') {
1611 - e.preventDefault();
1612 - closeMenu(true);
1613 - } else if (e.key === 'ArrowDown') {
1614 - e.preventDefault();
1615 - var $next = $items.eq((idx + 1) % $items.length);
1616 - $items.attr('tabindex', '-1');
1617 - $next.attr('tabindex', '0').trigger('focus');
1618 - } else if (e.key === 'ArrowUp') {
1619 - e.preventDefault();
1620 - var $prev = $items.eq((idx - 1 + $items.length) % $items.length);
1621 - $items.attr('tabindex', '-1');
1622 - $prev.attr('tabindex', '0').trigger('focus');
1623 - } else if (e.key === 'Enter' || e.key === ' ') {
1624 - e.preventDefault();
1625 - $(this).trigger('click');
1626 - }
1627 - });
1628 - $trigger.on('keydown', function(e) {
1629 - if (e.key === 'Escape' && $menu.hasClass('is-open')) {
1630 - e.preventDefault();
1631 - closeMenu(true);
1632 - } else if ((e.key === 'ArrowDown' || e.key === 'Enter' || e.key === ' ') && !$menu.hasClass('is-open')) {
1633 - e.preventDefault();
1634 - openMenu();
1635 - }
1636 - });
1637 -
1638 - $wrap.data('mxchatMenuReady', true);
1639 -}
1640 -
1641 -// Initialize header menus for every rendered widget on DOM ready.
1642 -$(function() {
1643 - $('.mxchat-header-menu-wrap').each(function() {
1644 - var botId = $(this).data('bot-id');
1645 - if (botId) mxchatInitHeaderMenu(botId);
1646 - });
1647 -});
1648 -
1281 +
1649 1282 function appendMessage(sender, messageText = '', messageHtml = '', images = [], isTemporary = false, botId = 'default') {
1650 1283 try {
1651 1284 // Determine styles based on sender type
1652 1285 let messageClass, bgColor, fontColor;
@@ -1738,12 +1371,8 @@
1738 1371 if (lastUserMessage.length) {
1739 1372 scrollElementToTop(lastUserMessage, botId);
1740 1373 }
1741 1374 }
1742 -
1743 - if ((sender === "bot" || sender === "agent") && !isTemporary) {
1744 - if (typeof mxchatInitHeaderMenu === 'function') mxchatInitHeaderMenu(botId);
1745 - }
1746 1375 });
1747 1376
1748 1377 if (messageText.id) {
1749 1378 var instance = MxChatInstances.get(botId);
@@ -1890,12 +1519,8 @@
1890 1519 }
1891 1520
1892 1521 // Re-enable chat input after response is displayed
1893 1522 enableChatInput(botId);
1894 -
1895 - if (sender === "bot" || sender === "agent") {
1896 - if (typeof mxchatInitHeaderMenu === 'function') mxchatInitHeaderMenu(botId);
1897 - }
1898 1523 } else {
1899 1524 appendMessage(sender, responseText, responseHtml, images, false, botId);
1900 1525 // Re-enable chat input after response is displayed
1901 1526 enableChatInput(botId);
@@ -2348,14 +1973,13 @@
2348 1973 requestAnimationFrame(smoothScroll);
2349 1974 }
2350 1975 }
2351 1976
2352 - function scrollElementToTop(element, botId, topOffset) {
1977 + function scrollElementToTop(element, botId) {
2353 1978 botId = botId || 'default';
2354 - topOffset = (typeof topOffset === 'number') ? topOffset : 2;
2355 1979 var chatBox = getElement(botId, 'chat-box');
2356 1980 var elementTop = element.position().top + chatBox.scrollTop();
2357 - chatBox.animate({ scrollTop: Math.max(0, elementTop - topOffset) }, 500);
1981 + chatBox.animate({ scrollTop: elementTop }, 500);
2358 1982 }
2359 1983
2360 1984 function showChatWidget(botId) {
2361 1985 botId = botId || 'default';
@@ -2987,14 +2611,9 @@
2987 2611 collapseQuickQuestions(botId);
2988 2612 });
2989 2613
2990 2614 // Chatbot visibility toggle handlers - use class selector for multi-instance support
2991 - // Handles click + Enter/Space keypresses for keyboard accessibility (WCAG 2.1 SC 2.1.1).
2992 - $(document).on('click keydown', '.floating-chatbot-button', function(e) {
2993 - if (e.type === 'keydown') {
2994 - if (e.key !== 'Enter' && e.key !== ' ' && e.key !== 'Spacebar') return;
2995 - e.preventDefault();
2996 - }
2615 + $(document).on('click', '.floating-chatbot-button', function() {
2997 2616 var botId = getBotIdFromElement(this);
2998 2617 var $chatbot = getElement(botId, 'floating-chatbot');
2999 2618 var $badge = getElement(botId, 'chat-notification-badge');
3000 2619 var $preChat = getElement(botId, 'pre-chat-message');
@@ -2999,11 +2618,10 @@
2999 2618 var $badge = getElement(botId, 'chat-notification-badge');
3000 2619 var $preChat = getElement(botId, 'pre-chat-message');
3001 2620
3002 2621 if ($chatbot.hasClass('hidden')) {
3003 - $chatbot.removeClass('hidden').addClass('visible')
3004 - .attr('aria-modal', 'true').attr('role', 'dialog');
3005 - $(this).addClass('hidden').attr('aria-expanded', 'true');
2622 + $chatbot.removeClass('hidden').addClass('visible');
2623 + $(this).addClass('hidden');
3006 2624 $badge.hide(); // Hide notification when opening chat
3007 2625 disableScroll();
3008 2626 $preChat.fadeOut(250);
3009 2627
@@ -3023,55 +2641,24 @@
3023 2641 // No email collection — still route through showChatContainerForBot
3024 2642 // so the loader is shown while chat history loads
3025 2643 showChatContainerForBot(botId);
3026 2644 }
3027 -
3028 - // Move keyboard focus into the message input after the open transition.
3029 - setTimeout(function() {
3030 - var chatInput = getElementDOM(botId, 'chat-input');
3031 - if (chatInput && !chatInput.disabled) {
3032 - try { chatInput.focus({ preventScroll: true }); } catch (err) { chatInput.focus(); }
3033 - }
3034 - }, 300);
3035 2645 } else {
3036 - $chatbot.removeClass('visible').addClass('hidden').removeAttr('aria-modal');
3037 - $(this).removeClass('hidden').attr('aria-expanded', 'false');
2646 + $chatbot.removeClass('visible').addClass('hidden');
2647 + $(this).removeClass('hidden');
3038 2648 enableScroll();
3039 2649 checkPreChatDismissal(botId);
3040 2650 }
3041 2651 });
3042 2652
3043 - // Allow clicking anywhere on the title bar to close the chatbot.
3044 - // Returns keyboard focus to the launcher so keyboard users don't get
3045 - // stranded at <body> (WCAG SC 2.4.3 Focus Order). :focus-visible is
3046 - // heuristic-based so mouse-triggered close won't show a focus ring.
2653 + // Allow clicking anywhere on the title bar to close the chatbot
3047 2654 $(document).on('click', '.chatbot-top-bar', function() {
3048 2655 var botId = getBotIdFromElement(this);
3049 - getElement(botId, 'floating-chatbot').addClass('hidden').removeClass('visible').removeAttr('aria-modal');
3050 - var $launcher = getElement(botId, 'floating-chatbot-button');
3051 - $launcher.removeClass('hidden').attr('aria-expanded', 'false');
2656 + getElement(botId, 'floating-chatbot').addClass('hidden').removeClass('visible');
2657 + getElement(botId, 'floating-chatbot-button').removeClass('hidden');
3052 2658 enableScroll();
3053 - try { $launcher.trigger('focus'); } catch (err) { /* no-op */ }
3054 2659 });
3055 2660
3056 - // Global Escape-key handler — closes any visible chat widget and
3057 - // returns focus to its launcher. Standard modal-dismissal pattern;
3058 - // pairs with aria-modal="true" set on the widget when it opens.
3059 - $(document).on('keydown', function(e) {
3060 - if (e.key !== 'Escape' && e.key !== 'Esc') return;
3061 - var $visible = $('.floating-chatbot.visible');
3062 - if (!$visible.length) return;
3063 - e.preventDefault();
3064 - $visible.each(function() {
3065 - var botId = getBotIdFromElement(this);
3066 - $(this).addClass('hidden').removeClass('visible').removeAttr('aria-modal');
3067 - var $launcher = getElement(botId, 'floating-chatbot-button');
3068 - $launcher.removeClass('hidden').attr('aria-expanded', 'false');
3069 - try { $launcher.trigger('focus'); } catch (err) { /* no-op */ }
3070 - });
3071 - enableScroll();
3072 - });
3073 -
3074 2661 $(document).on('click', '.close-pre-chat-message', function(e) {
3075 2662 e.stopPropagation(); // Prevent triggering the parent .pre-chat-message click
3076 2663 var botId = getBotIdFromElement(this);
3077 2664 handlePreChatDismissal(botId);
@@ -3116,10 +2703,8 @@
3116 2703 const sendBtn = document.getElementById('send-button');
3117 2704 const originalBtnContent = uploadBtn.innerHTML;
3118 2705
3119 2706 try {
3120 - // Wait for page-cache nonce refresh before reading mxchatChat.nonce. See plan-c5457f.
3121 - await new Promise(function(resolve) { refreshNonceIfNeeded(resolve); });
3122 2707 const formData = new FormData();
3123 2708 formData.append('action', 'mxchat_upload_pdf');
3124 2709 formData.append('pdf_file', file);
3125 2710 formData.append('session_id', sessionId);
@@ -3183,10 +2768,8 @@
3183 2768 const sendBtn = document.getElementById('send-button');
3184 2769 const originalBtnContent = uploadBtn.innerHTML;
3185 2770
3186 2771 try {
3187 - // Wait for page-cache nonce refresh before reading mxchatChat.nonce. See plan-c5457f.
3188 - await new Promise(function(resolve) { refreshNonceIfNeeded(resolve); });
3189 2772 const formData = new FormData();
3190 2773 formData.append('action', 'mxchat_upload_word');
3191 2774 formData.append('word_file', file);
3192 2775 formData.append('session_id', sessionId);
@@ -3936,265 +3519,6 @@
3936 3519 }, 2000);
3937 3520 });
3938 3521 }
3939 3522 }
3940 -});
3941 -
3942 -// ============================================================================
3943 -// SATISFACTION RATING (v3.2.6)
3944 -// ============================================================================
3945 -// Per-session 👍/👎 prompt that appears in the chat-box after 60s of user
3946 -// inactivity following a bot reply. One prompt per session, deduped via
3947 -// localStorage. Disabled site-wide when mxchatChat.satisfaction_rating_enabled
3948 -// is exactly false (default ON).
3949 -jQuery(function($) {
3950 - if (typeof mxchatChat === 'undefined') return;
3951 - if (mxchatChat.satisfaction_rating_enabled === false || mxchatChat.satisfaction_rating_enabled === 'off') return;
3952 -
3953 - // wp_localize_script stringifies ints, so accept both number and numeric string.
3954 - var idleRaw = mxchatChat.satisfaction_rating_idle_seconds;
3955 - var idleSeconds = (typeof idleRaw === 'number') ? idleRaw : parseInt(idleRaw, 10);
3956 - if (!isFinite(idleSeconds)) idleSeconds = 60;
3957 - if (idleSeconds < 5) idleSeconds = 5;
3958 - if (idleSeconds > 600) idleSeconds = 600;
3959 - var IDLE_MS = idleSeconds * 1000;
3960 - var MIN_BOT_REPLIES = 2;
3961 - var ratingState = {};
3962 -
3963 - function getState(botId) {
3964 - if (!ratingState[botId]) {
3965 - ratingState[botId] = { idleTimer: null, botReplies: 0, promptShown: false, dismissed: false };
3966 - }
3967 - return ratingState[botId];
3968 - }
3969 -
3970 - function getSessionId(botId) {
3971 - if (typeof MxChatInstances !== 'undefined' && MxChatInstances.getChatSession) {
3972 - return MxChatInstances.getChatSession(botId);
3973 - }
3974 - return null;
3975 - }
3976 -
3977 - function isAlreadyRated(sessionId) {
3978 - if (!sessionId) return false;
3979 - try { return localStorage.getItem('mxchat_rated:' + sessionId) === '1'; } catch (e) { return false; }
3980 - }
3981 -
3982 - function markRated(sessionId) {
3983 - if (!sessionId) return;
3984 - try { localStorage.setItem('mxchat_rated:' + sessionId, '1'); } catch (e) {}
3985 - }
3986 -
3987 - function esc(s) {
3988 - return String(s == null ? '' : s)
3989 - .replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;')
3990 - .replace(/"/g, '&quot;').replace(/'/g, '&#039;');
3991 - }
3992 -
3993 - // Mirror shouldSkipInlineColors so rating bubbles defer to AI-theme CSS.
3994 - function ratingSkipInlineColors(botId) {
3995 - if (mxchatChat.skip_inline_colors) return true;
3996 - var botAssignments = mxchatChat.bot_theme_assignments || {};
3997 - return botAssignments.hasOwnProperty(botId);
3998 - }
3999 -
4000 - function botBubbleStyleAttr(botId) {
4001 - if (ratingSkipInlineColors(botId)) return '';
4002 - var bg = mxchatChat.bot_message_bg_color;
4003 - var fg = mxchatChat.bot_message_font_color;
4004 - if (!bg && !fg) return '';
4005 - return ' style="background-color: ' + esc(bg || '') + '; color: ' + esc(fg || '') + ';"';
4006 - }
4007 -
4008 - function copy(key) {
4009 - var c = mxchatChat.satisfaction_rating_copy || {};
4010 - var d = {
4011 - question: 'Was this helpful?',
4012 - helpful: 'Helpful',
4013 - not_helpful: 'Not helpful',
4014 - dismiss: 'Dismiss',
4015 - thanks: 'Thanks! Anything we should improve? (optional)',
4016 - placeholder: 'Tell us what could be better…',
4017 - send: 'Send',
4018 - skip: 'Skip',
4019 - saved: 'Thanks for the feedback.'
4020 - };
4021 - return c[key] || d[key];
4022 - }
4023 -
4024 - function thumbUpSvg() {
4025 - return '<svg viewBox="0 0 24 24" width="18" height="18" fill="currentColor" aria-hidden="true"><path d="M7.493 18.75c-.425 0-.82-.236-.975-.632A7.48 7.48 0 0 1 6 15.375c0-1.75.599-3.358 1.602-4.634.151-.192.373-.309.6-.397.473-.183.89-.514 1.212-.924a9.042 9.042 0 0 1 2.861-2.4c.723-.384 1.35-.956 1.653-1.715a4.498 4.498 0 0 0 .322-1.672V2.75A.75.75 0 0 1 15 2a2.25 2.25 0 0 1 2.25 2.25c0 1.152-.26 2.243-.723 3.218-.266.558.107 1.282.725 1.282h3.126c1.026 0 1.945.694 2.054 1.715.045.422.068.85.068 1.285a11.95 11.95 0 0 1-2.649 7.521c-.388.482-.987.729-1.605.729H14.23c-.483 0-.964-.078-1.423-.23l-3.114-1.04a4.501 4.501 0 0 0-1.423-.23h-.777Z"/><path d="M2.331 10.977a11.969 11.969 0 0 0-.831 4.398 12 12 0 0 0 .52 3.507c.26.85 1.084 1.368 1.973 1.368H4.9c.445 0 .72-.498.523-.898a8.963 8.963 0 0 1-.924-3.977c0-1.708.476-3.305 1.302-4.666.245-.403-.028-.959-.5-.959H4.25c-.832 0-1.612.453-1.918 1.227Z"/></svg>';
4026 - }
4027 - function thumbDownSvg() {
4028 - return '<svg viewBox="0 0 24 24" width="18" height="18" fill="currentColor" aria-hidden="true"><path d="M15.73 5.25h1.035A7.465 7.465 0 0 1 18 9.375a7.465 7.465 0 0 1-1.235 4.125h-.148c-.806 0-1.534.446-2.031 1.08a9.04 9.04 0 0 1-2.861 2.4c-.723.384-1.35.956-1.653 1.715a4.498 4.498 0 0 0-.322 1.672V21a.75.75 0 0 1-.75.75 2.25 2.25 0 0 1-2.25-2.25c0-1.152.26-2.243.723-3.218.266-.558-.107-1.282-.725-1.282H3.622c-1.026 0-1.945-.694-2.054-1.715A12.137 12.137 0 0 1 1.5 12c0-2.848.992-5.464 2.649-7.521C4.537 3.997 5.136 3.75 5.754 3.75h4.541c.483 0 .964.078 1.423.23l3.114 1.04c.46.152.94.23 1.423.23Z"/><path d="M21.669 13.023c.536-1.362.831-2.845.831-4.398 0-1.22-.182-2.398-.52-3.507-.26-.85-1.084-1.368-1.973-1.368H19.1c-.445 0-.72.498-.523.898.591 1.2.924 2.55.924 3.977a8.958 8.958 0 0 1-1.302 4.666c-.245.403.028.959.5.959h1.053c.832 0 1.612-.453 1.918-1.227Z"/></svg>';
4029 - }
4030 -
4031 - function buildPromptHtml(botId) {
4032 - var styleAttr = botBubbleStyleAttr(botId);
4033 - return ''
4034 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4035 - + '<div class="mxchat-rating-prompt" data-bot-id="' + esc(botId) + '" role="group" aria-label="' + esc(copy('question')) + '">'
4036 - + '<div class="mxchat-rating-question">' + esc(copy('question')) + '</div>'
4037 - + '<div class="mxchat-rating-actions">'
4038 - + '<span class="mxchat-rating-buttons">'
4039 - + '<button type="button" class="mxchat-rating-btn" data-rating="1" aria-label="' + esc(copy('helpful')) + '">' + thumbUpSvg() + '</button>'
4040 - + '<button type="button" class="mxchat-rating-btn" data-rating="-1" aria-label="' + esc(copy('not_helpful')) + '">' + thumbDownSvg() + '</button>'
4041 - + '</span>'
4042 - + '<button type="button" class="mxchat-rating-dismiss" aria-label="' + esc(copy('dismiss')) + '">×</button>'
4043 - + '</div>'
4044 - + '</div>'
4045 - + '</div>';
4046 - }
4047 -
4048 - function buildFeedbackHtml(botId, rating) {
4049 - var styleAttr = botBubbleStyleAttr(botId);
4050 - return ''
4051 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4052 - + '<div class="mxchat-rating-feedback" data-bot-id="' + esc(botId) + '" data-rating="' + esc(String(rating)) + '">'
4053 - + '<div class="mxchat-rating-feedback-label">' + esc(copy('thanks')) + '</div>'
4054 - + '<textarea class="mxchat-rating-feedback-input" maxlength="500" placeholder="' + esc(copy('placeholder')) + '" rows="2"></textarea>'
4055 - + '<div class="mxchat-rating-feedback-actions">'
4056 - + '<button type="button" class="mxchat-rating-skip">' + esc(copy('skip')) + '</button>'
4057 - + '<button type="button" class="mxchat-rating-submit">' + esc(copy('send')) + '</button>'
4058 - + '</div>'
4059 - + '</div>'
4060 - + '</div>';
4061 - }
4062 -
4063 - function buildSavedHtml(botId) {
4064 - var styleAttr = botBubbleStyleAttr(botId);
4065 - return ''
4066 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4067 - + '<div class="mxchat-rating-saved">' + esc(copy('saved')) + '</div>'
4068 - + '</div>';
4069 - }
4070 -
4071 - function getChatBoxByBotId(botId) {
4072 - var $byId = $('#chat-box-' + botId);
4073 - if ($byId.length) return $byId.first();
4074 - return $('.chat-box').first();
4075 - }
4076 -
4077 - function scrollChatBoxToBottom($chatBox) {
4078 - if (!$chatBox || !$chatBox.length) return;
4079 - $chatBox.scrollTop($chatBox[0].scrollHeight);
4080 - }
4081 -
4082 - function showPrompt(botId) {
4083 - var s = getState(botId);
4084 - if (s.promptShown || s.dismissed) return;
4085 - var sessionId = getSessionId(botId);
4086 - if (!sessionId) return;
4087 - if (isAlreadyRated(sessionId)) { s.promptShown = true; return; }
4088 - var $chatBox = getChatBoxByBotId(botId);
4089 - if (!$chatBox.length) return;
4090 - if ($chatBox.find('.mxchat-rating-prompt').length) { s.promptShown = true; return; }
4091 - $chatBox.append(buildPromptHtml(botId));
4092 - s.promptShown = true;
4093 - scrollChatBoxToBottom($chatBox);
4094 - }
4095 -
4096 - function submitRating(botId, rating, feedback) {
4097 - var sessionId = getSessionId(botId);
4098 - if (!sessionId) return;
4099 - $.post(mxchatChat.ajax_url, {
4100 - action: 'mxchat_save_rating',
4101 - session_id: sessionId,
4102 - bot_id: botId,
4103 - rating: rating,
4104 - feedback: feedback || ''
4105 - });
4106 - markRated(sessionId);
4107 - }
4108 -
4109 - function onBotReply(botId) {
4110 - var s = getState(botId);
4111 - s.botReplies += 1;
4112 - if (s.promptShown || s.dismissed) return;
4113 - var sessionId = getSessionId(botId);
4114 - if (sessionId && isAlreadyRated(sessionId)) { s.promptShown = true; return; }
4115 - if (s.botReplies < MIN_BOT_REPLIES) return;
4116 - if (s.idleTimer) clearTimeout(s.idleTimer);
4117 - s.idleTimer = setTimeout(function() { showPrompt(botId); }, IDLE_MS);
4118 - }
4119 -
4120 - function onUserMessage(botId) {
4121 - var s = getState(botId);
4122 - if (s.idleTimer) { clearTimeout(s.idleTimer); s.idleTimer = null; }
4123 - }
4124 -
4125 - function botIdFromChatBox(el) {
4126 - var id = el && el.id ? el.id : '';
4127 - return id.indexOf('chat-box-') === 0 ? id.substring('chat-box-'.length) : 'default';
4128 - }
4129 -
4130 - function setupObserver(chatBox) {
4131 - var botId = botIdFromChatBox(chatBox);
4132 - try {
4133 - var observer = new MutationObserver(function(mutations) {
4134 - mutations.forEach(function(m) {
4135 - for (var i = 0; i < m.addedNodes.length; i++) {
4136 - var node = m.addedNodes[i];
4137 - if (!node || node.nodeType !== 1) continue;
4138 - var $n = $(node);
4139 - if ($n.hasClass('mxchat-rating-bot-bubble') || $n.hasClass('mxchat-rating-prompt') || $n.hasClass('mxchat-rating-feedback') || $n.hasClass('mxchat-rating-saved')) continue;
4140 - if ($n.hasClass('bot-message')) onBotReply(botId); // count at insert time — streaming providers append with .temporary-message first, then remove later (childList observer can't see attr changes)
4141 - else if ($n.hasClass('user-message')) onUserMessage(botId);
4142 - }
4143 - });
4144 - });
4145 - observer.observe(chatBox, { childList: true });
4146 - } catch (e) { /* noop */ }
4147 - }
4148 -
4149 - $('.chat-box').each(function() { setupObserver(this); });
4150 -
4151 - $(document).on('click', '.mxchat-rating-btn', function(e) {
4152 - e.preventDefault();
4153 - var $btn = $(this);
4154 - var $prompt = $btn.closest('.mxchat-rating-prompt');
4155 - var $wrap = $btn.closest('.mxchat-rating-bot-bubble');
4156 - var botId = $prompt.data('bot-id') || 'default';
4157 - var rating = parseInt($btn.attr('data-rating'), 10);
4158 - if (rating !== 1 && rating !== -1) return;
4159 - submitRating(botId, rating, '');
4160 - ($wrap.length ? $wrap : $prompt).replaceWith(buildFeedbackHtml(botId, rating));
4161 - scrollChatBoxToBottom(getChatBoxByBotId(botId));
4162 - });
4163 -
4164 - $(document).on('click', '.mxchat-rating-dismiss', function(e) {
4165 - e.preventDefault();
4166 - var $prompt = $(this).closest('.mxchat-rating-prompt');
4167 - var $wrap = $(this).closest('.mxchat-rating-bot-bubble');
4168 - var botId = $prompt.data('bot-id') || 'default';
4169 - var s = getState(botId);
4170 - s.dismissed = true;
4171 - markRated(getSessionId(botId));
4172 - ($wrap.length ? $wrap : $prompt).remove();
4173 - });
4174 -
4175 - function closeFeedback($fb) {
4176 - var botId = $fb.data('bot-id') || 'default';
4177 - var $wrap = $fb.closest('.mxchat-rating-bot-bubble');
4178 - ($wrap.length ? $wrap : $fb).replaceWith(buildSavedHtml(botId));
4179 - scrollChatBoxToBottom(getChatBoxByBotId(botId));
4180 - }
4181 -
4182 - $(document).on('click', '.mxchat-rating-skip', function(e) {
4183 - e.preventDefault();
4184 - closeFeedback($(this).closest('.mxchat-rating-feedback'));
4185 - });
4186 -
4187 - $(document).on('click', '.mxchat-rating-submit', function(e) {
4188 - e.preventDefault();
4189 - var $fb = $(this).closest('.mxchat-rating-feedback');
4190 - var botId = $fb.data('bot-id') || 'default';
4191 - var rating = parseInt($fb.attr('data-rating'), 10);
4192 - if (rating !== 1 && rating !== -1) { closeFeedback($fb); return; }
4193 - var text = String($fb.find('.mxchat-rating-feedback-input').val() || '').trim();
4194 - if (text !== '') {
4195 - submitRating(botId, rating, text);
4196 - }
4197 - closeFeedback($fb);
4198 - });
4199 3523 });
4200 3524