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MxChat – AI Chatbot & Content Generation for WordPress / 3.1.1
MxChat – AI Chatbot & Content Generation for WordPress v3.1.1
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← All changes | js/chat-script.js +269 -1530 3.2.113.1.1 View file →
@@ -1,166 +1,15 @@
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);
3 + // Refresh nonce on load — fixes stale nonces from page-cache plugins
4 + if (typeof mxchatChat !== 'undefined' && mxchatChat.ajax_url) {
5 + $.post(mxchatChat.ajax_url, { action: 'mxchat_refresh_nonce' }, function(res) {
6 + if (res && res.success && res.data && res.data.nonce) {
7 + mxchatChat.nonce = res.data.nonce;
37 8 }
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 9 });
45 10 }
46 11
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') {
55 - if (callback) callback();
56 - return;
57 - }
58 - var now = Date.now();
59 - if (cachedFreshNonce && (now - cachedFreshNonceFetchedAt) < NONCE_TTL_MS) {
60 - mxchatChat.nonce = cachedFreshNonce;
61 - 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 - });
100 - }
101 -
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 - // Dynamic-settings refresh (plan-32db95).
109 - //
110 - // Every widget setting ships inline in cached page HTML, so behind a
111 - // full-page cache the site owner can't purge (host cache, CDN, the
112 - // browser itself) a toggled setting looks broken until the cache turns
113 - // over. Same distrust-cached-HTML reasoning as the per-request nonce:
114 - // on the FIRST widget open per page load we ask the nonce endpoint for
115 - // the current behavior-gate settings (?with_settings=1), merge them over
116 - // mxchatChat, and rebuild the header menu. Colors are NOT refreshed —
117 - // they're server-inline-styled, so a runtime swap would visibly flash.
118 - // On any failure we keep the inline values silently (nonce-fallback
119 - // posture). At most one request per page load, only if a widget opens.
120 - var dynamicSettingsState = 'idle'; // 'idle' | 'pending' | 'done'
121 -
122 - function mxchatRefreshDynamicSettings() {
123 - if (dynamicSettingsState !== 'idle') return;
124 - if (typeof mxchatChat === 'undefined') return;
125 - dynamicSettingsState = 'pending';
126 -
127 - var applied = function (data) {
128 - dynamicSettingsState = 'done';
129 - if (!data) return; // endpoint unavailable — inline values stand.
130 - if (data.nonce) {
131 - // Seed the nonce cache too: saves the first send's REST
132 - // round-trip and keeps us under the endpoint's rate limit.
133 - cachedFreshNonce = data.nonce;
134 - cachedFreshNonceFetchedAt = Date.now();
135 - mxchatChat.nonce = data.nonce;
136 - }
137 - if (data.settings && typeof data.settings === 'object') {
138 - $.extend(mxchatChat, data.settings);
139 - mxchatRebuildHeaderMenus();
140 - }
141 - };
142 -
143 - fetch(getRestNonceUrl() + '?with_settings=1', {
144 - credentials: 'same-origin',
145 - headers: { 'Accept': 'application/json' }
146 - }).then(function (resp) {
147 - if (!resp.ok) throw new Error('settings refresh failed: ' + resp.status);
148 - return resp.json();
149 - }).then(applied).catch(function () {
150 - // Fallback: legacy admin-ajax refresh path, same as withFreshNonce.
151 - if (mxchatChat.ajax_url) {
152 - $.post(mxchatChat.ajax_url, { action: 'mxchat_refresh_nonce', with_settings: 1 })
153 - .done(function (res) {
154 - applied(res && res.success && res.data ? res.data : null);
155 - })
156 - .fail(function () { applied(null); });
157 - } else {
158 - applied(null);
159 - }
160 - });
161 - }
162 -
163 12 // ====================================
164 13 // MULTI-INSTANCE MANAGEMENT SYSTEM
165 14 // ====================================
166 15
@@ -176,9 +25,9 @@
176 25 var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
177 26
178 27 this.instances[botId] = {
179 28 botId: botId,
180 - sessionId: null,
29 + sessionId: this.getChatSession(botId),
181 30 lastSeenMessageId: '',
182 31 notificationCheckInterval: null,
183 32 pollingInterval: null,
184 33 processedMessageIds: new Set(),
@@ -203,77 +52,23 @@
203 52 return Object.keys(this.instances);
204 53 },
205 54
206 55 // Session management per bot
207 - // Returns existing session ID from cookie or localStorage (with in-memory fallback),
208 - // or null if none exists. Does NOT create a new session — use ensureSession() for that.
209 56 getChatSession: function(botId) {
210 57 var cookieName = 'mxchat_session_id_' + botId;
211 - var storageKey = 'mxchat_session_id_' + botId;
212 58 var sessionId = getCookie(cookieName);
213 59
214 - // Fallback to localStorage if cookie is missing (e.g. cleared by browser/consent)
215 60 if (!sessionId) {
216 - try { sessionId = localStorage.getItem(storageKey); } catch (e) {}
61 + sessionId = generateSessionId();
62 + this.setChatSession(botId, sessionId);
217 63 }
218 64
219 - // Fallback to in-memory instance when cookie AND localStorage are both blocked
220 - // (Safari ITP, strict tracking prevention, cross-origin iframes with partitioned
221 - // storage). Without this, ensureSession() can generate and store an ID that
222 - // getChatSession() then can't read back, causing null session_ids on send.
223 - if (!sessionId && this.instances[botId] && this.instances[botId].sessionId) {
224 - sessionId = this.instances[botId].sessionId;
225 - }
226 -
227 - // Guard against stored sentinel values that indicate earlier broken writes.
228 - if (sessionId === 'null' || sessionId === 'undefined') {
229 - sessionId = null;
230 - }
231 -
232 - // Re-sync cookie from localStorage if cookie was lost
233 - if (sessionId && !getCookie(cookieName)) {
234 - document.cookie = cookieName + "=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
235 - }
236 -
237 - return sessionId || null;
65 + return sessionId;
238 66 },
239 67
240 - // Lazy session initializer — called on first user interaction
241 - ensureSession: function(botId) {
242 - botId = botId || 'default';
243 - var instance = this.instances[botId] || this.init(botId);
244 -
245 - if (instance.sessionId) {
246 - return instance.sessionId;
247 - }
248 -
249 - // Check for existing session from cookie or localStorage
250 - var existingSession = this.getChatSession(botId);
251 -
252 - if (existingSession) {
253 - instance.sessionId = existingSession;
254 - } else {
255 - // Brand new session
256 - var newId = generateSessionId();
257 - this.setChatSession(botId, newId);
258 - instance.sessionId = newId;
259 - }
260 -
261 - // Now that we have a session, do the deferred work
262 - refreshNonceIfNeeded();
263 - trackOriginatingPage();
264 -
265 - // Note: loadChatHistory is handled by showChatContainerForBot with loader UI,
266 - // so we do NOT call it here to avoid a race condition.
267 -
268 - return instance.sessionId;
269 - },
270 -
271 68 setChatSession: function(botId, sessionId) {
272 69 var cookieName = 'mxchat_session_id_' + botId;
273 - var storageKey = 'mxchat_session_id_' + botId;
274 70 document.cookie = cookieName + "=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
275 - try { localStorage.setItem(storageKey, sessionId); } catch (e) {}
276 71 if (this.instances[botId]) {
277 72 this.instances[botId].sessionId = sessionId;
278 73 }
279 74 },
@@ -278,10 +73,8 @@
278 73 }
279 74 },
280 75
281 76 resetChatSession: function(botId) {
282 - // Clear old session from localStorage before setting new one
283 - try { localStorage.removeItem('mxchat_session_id_' + botId); } catch (e) {}
284 77 var newSessionId = generateSessionId();
285 78 this.setChatSession(botId, newSessionId);
286 79 var $chatBox = getElement(botId, 'chat-box');
287 80 if ($chatBox.length) {
@@ -290,20 +83,8 @@
290 83 if (this.instances[botId]) {
291 84 this.instances[botId].chatHistoryLoaded = false;
292 85 this.instances[botId].processedMessageIds = new Set();
293 86 }
294 - },
295 -
296 - // Silent reset — new session ID without clearing the chat UI
297 - // Used when IP changes mid-conversation so the user doesn't see messages vanish
298 - silentResetSession: function(botId) {
299 - try { localStorage.removeItem('mxchat_session_id_' + botId); } catch (e) {}
300 - var newSessionId = generateSessionId();
301 - this.setChatSession(botId, newSessionId);
302 - if (this.instances[botId]) {
303 - this.instances[botId].sessionId = newSessionId;
304 - }
305 - return newSessionId;
306 87 }
307 88 };
308 89
309 90 // ====================================
@@ -603,106 +384,13 @@
603 384 sendButton.disabled = false;
604 385 sendButton.style.opacity = '1';
605 386 sendButton.style.pointerEvents = 'auto';
606 387 }
607 - // Every completion path re-enables input, so this is the single restore
608 - // point for the streaming Stop affordance (no-op when not in stop mode).
609 - mxchatRestoreSendButton(botId);
610 388 }
611 389
612 -// --- Streaming Stop control -------------------------------------------------
613 -// One live stream handle per bot instance, so Stop on one widget never aborts
614 -// another bot on the same page.
615 -var mxchatActiveStreams = {};
616 -// Original send-button markup, captured once per bot the first time the Stop
617 -// state is shown (never captured while already in stop mode, so a rapid
618 -// stop-then-resend can't save the stop glyph as the "original").
619 -var mxchatSendMarkup = {};
620 -
621 -function mxchatShowStopButton(botId) {
622 - var btn = getElementDOM(botId, 'send-button');
623 - if (!btn) return;
624 - if (!btn.classList.contains('mxchat-stop-mode')) {
625 - mxchatSendMarkup[botId] = {
626 - html: btn.innerHTML,
627 - label: btn.getAttribute('aria-label')
628 - };
629 - }
630 -
631 - // Mirror the send icon's rendered size + color so the stop glyph looks
632 - // native, including custom send images/colors and theme overrides.
633 - var child = btn.querySelector('svg, img');
634 - var size = 25;
635 - var color = '';
636 - if (child) {
637 - var rect = child.getBoundingClientRect();
638 - if (rect.width) {
639 - size = Math.round(Math.min(rect.width, rect.height));
640 - }
641 - var cs = window.getComputedStyle(child);
642 - color = (child.tagName.toLowerCase() === 'svg' ? cs.fill : cs.color) || '';
643 - }
644 - var stopLabel = (typeof mxchatChat !== 'undefined' && mxchatChat.stop_button_label) || 'Stop response';
645 - btn.innerHTML = '<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" aria-hidden="true" style="width:' + size + 'px;height:' + size + 'px;' + (color ? 'fill:' + color + ';' : '') + '"><rect x="5" y="5" width="14" height="14" rx="3"></rect></svg>';
646 - // An add-on's DIRECT send-button handler (e.g. mxchat-vision's rebind) can
647 - // start a stream synchronously while the originating click is still
648 - // bubbling up to our delegated handler. Without this guard, that handler
649 - // reads the just-added stop-mode class as a user Stop press and aborts the
650 - // brand-new stream — the user's message renders but no reply ever fires
651 - // (plan-4bba64 silent message loss). The flag only spans the current event
652 - // dispatch: cleared on the next macrotask, long before a real Stop click.
653 - btn.__mxchatStopJustShown = true;
654 - setTimeout(function () { btn.__mxchatStopJustShown = false; }, 0);
655 - btn.classList.add('mxchat-stop-mode');
656 - btn.setAttribute('aria-label', stopLabel);
657 - btn.setAttribute('title', stopLabel);
658 - // disableChatInput() ran when the turn was sent; the Stop control itself
659 - // must stay clickable while the textarea remains disabled.
660 - btn.disabled = false;
661 - btn.style.opacity = '1';
662 - btn.style.pointerEvents = 'auto';
663 -}
664 -
665 -function mxchatRestoreSendButton(botId) {
666 - var btn = getElementDOM(botId, 'send-button');
667 - var saved = mxchatSendMarkup[botId];
668 - if (!btn || !btn.classList.contains('mxchat-stop-mode') || !saved) return;
669 - btn.innerHTML = saved.html;
670 - btn.classList.remove('mxchat-stop-mode');
671 - btn.removeAttribute('title');
672 - if (saved.label) {
673 - btn.setAttribute('aria-label', saved.label);
674 - }
675 -}
676 -
677 -function mxchatStopStreaming(botId) {
678 - var entry = mxchatActiveStreams[botId];
679 - if (!entry || !entry.controller) return;
680 - entry.aborted = true;
681 - try { entry.controller.abort(); } catch (e) {}
682 -}
683 -
684 -// Returns true when a stream rejection came from an intentional Stop click:
685 -// keep the partial text as the turn's answer — no error UI, no fallback resend.
686 -function mxchatHandleStreamAbort(botId, accumulatedContent, callback) {
687 - var entry = mxchatActiveStreams[botId];
688 - if (!entry || !entry.aborted) return false;
689 - delete mxchatActiveStreams[botId];
690 - if (!accumulatedContent) {
691 - // Stopped before the first chunk: drop the thinking bubble, no orphan message.
692 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
693 - }
694 - enableChatInput(botId); // also restores the send icon
695 - if (callback) {
696 - callback(accumulatedContent || '');
697 - }
698 - return true;
699 -}
700 -
701 390 // Update your existing sendMessage function
702 391 function sendMessage(botId) {
703 392 botId = botId || 'default';
704 - MxChatInstances.ensureSession(botId);
705 393 var $chatInput = getElement(botId, 'chat-input');
706 394 var message = $chatInput.val();
707 395
708 396 // ADD PROMPT HOOK HERE
@@ -719,9 +407,8 @@
719 407 }
720 408
721 409 appendMessage("user", message, '', [], false, botId);
722 410 $chatInput.val('');
723 - mxchatUpdateCharCounter($chatInput[0]); // reset the char counter after send (plan 7091a2)
724 411 $chatInput.css('height', 'auto');
725 412
726 413 if (hasQuickQuestions(botId)) {
727 414 collapseQuickQuestions(botId);
@@ -746,9 +433,8 @@
746 433
747 434 // Update your existing sendMessageToChatbot function
748 435 function sendMessageToChatbot(message, botId) {
749 436 botId = botId || 'default';
750 - MxChatInstances.ensureSession(botId);
751 437
752 438 // ADD PROMPT HOOK HERE
753 439 if (typeof customMxChatFilter === 'function') {
754 440 message = customMxChatFilter(message, "prompt");
@@ -839,15 +525,8 @@
839 525
840 526 function callMxChat(message, callback, botId) {
841 527 botId = botId || getMxChatBotId();
842 528
843 - // Streaming fallbacks land here: drop any leftover stream handle and
844 - // return the button to its send state (no-op for plain non-stream turns).
845 - if (mxchatActiveStreams[botId]) {
846 - delete mxchatActiveStreams[botId];
847 - }
848 - mxchatRestoreSendButton(botId);
849 -
850 529 // Store the message in case we need to retry after session reset
851 530 getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', message);
852 531
853 532 // Get page context if contextual awareness is enabled
@@ -855,28 +534,13 @@
855 534
856 535 // Get instance for session start timestamp (used when persistence is OFF)
857 536 var instance = MxChatInstances.get(botId);
858 537
859 - // Guarantee a non-null session_id before the AJAX leaves. ensureSession() is idempotent
860 - // and returns the guaranteed-present session id from the in-memory instance even when
861 - // cookie/localStorage writes are silently blocked by the browser.
862 - var sessionId = MxChatInstances.ensureSession(botId);
863 - if (!sessionId || sessionId === 'null' || sessionId === 'undefined') {
864 - // Last-resort generation to ensure we never POST a null marker.
865 - sessionId = generateSessionId();
866 - MxChatInstances.setChatSession(botId, sessionId);
867 - }
868 -
869 - // Wait for the page-cache nonce refresh to complete before firing the
870 - // chat-send AJAX. On cached pages the inline mxchatChat.nonce is stale
871 - // until refreshNonceIfNeeded() returns; constructing ajaxData inside the
872 - // callback guarantees we read the fresh value. See plan-c5457f.
873 - refreshNonceIfNeeded(function() {
874 538 // Prepare AJAX data
875 539 const ajaxData = {
876 540 action: 'mxchat_handle_chat_request',
877 541 message: message,
878 - session_id: sessionId,
542 + session_id: getChatSession(botId),
879 543 nonce: mxchatChat.nonce,
880 544 current_page_url: window.location.href,
881 545 current_page_title: document.title,
882 546 bot_id: botId,
@@ -882,14 +546,14 @@
882 546 bot_id: botId,
883 547 // Pass session start timestamp so AI context matches what user sees
884 548 session_start_timestamp: instance.sessionStartTimestamp || 0
885 549 };
886 -
550 +
887 551 // Add page context if available
888 552 if (pageContext) {
889 553 ajaxData.page_context = JSON.stringify(pageContext);
890 554 }
891 -
555 +
892 556 // CHECK FOR VISION FLAGS AND ADD THEM
893 557 if (window.mxchatVisionProcessed) {
894 558 ajaxData.vision_processed = true;
895 559 ajaxData.original_user_message = window.mxchatOriginalMessage || message;
@@ -898,9 +562,9 @@
898 562 window.mxchatVisionProcessed = false;
899 563 window.mxchatOriginalMessage = null;
900 564 window.mxchatVisionImagesCount = 0;
901 565 }
902 -
566 +
903 567 $.ajax({
904 568 url: mxchatChat.ajax_url,
905 569 type: 'POST',
906 570 dataType: 'json',
@@ -938,16 +602,23 @@
938 602 errorMessage = "An error occurred. Please try again or contact support.";
939 603 }
940 604
941 605 // Handle session reset action (IP changed, session expired, etc.)
942 - // Silent reset — keep chat UI intact, just get a new session and retry
943 606 if (response.data && response.data.action === 'reset_session') {
944 - MxChatInstances.silentResetSession(botId);
945 - // Re-send the original message with the new session (user message is already displayed)
607 + // Clear the old session and generate a new one
608 + resetChatSession(botId);
609 + // Remove the temporary loading message
610 + getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
611 + // Re-send the original message with the new session
946 612 var originalMessage = getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message');
947 613 if (originalMessage) {
948 614 getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', null);
949 - var currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
615 + // Re-add the user message and thinking indicator
616 + appendMessage("user", originalMessage, '', [], false, botId);
617 + appendThinkingMessage(botId);
618 + scrollToBottom(botId);
619 + // Determine whether to use streaming
620 + const currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
950 621 if (shouldUseStreaming(currentModel)) {
951 622 callMxChatStream(originalMessage, function(response) {
952 623 getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message');
953 624 }, botId);
@@ -1041,13 +712,9 @@
1041 712 $badge.show();
1042 713 }
1043 714 }
1044 715 } else {
1045 - var emptyMsg = "I received an empty response. Please try again or contact support if this persists.";
1046 - if (response.vectorstore_error) {
1047 - emptyMsg = "I received an empty response. Debug info: " + response.vectorstore_error;
1048 - }
1049 - replaceLastMessage("bot", emptyMsg, '', [], botId);
716 + replaceLastMessage("bot", "I received an empty response. Please try again or contact support if this persists.", '', [], botId);
1050 717 }
1051 718
1052 719 if (response.message_id) {
1053 720 var instance = MxChatInstances.get(botId);
@@ -1089,9 +756,8 @@
1089 756
1090 757 replaceLastMessage("bot", errorMessage, '', [], botId);
1091 758 }
1092 759 });
1093 - }); // refreshNonceIfNeeded
1094 760 }
1095 761
1096 762 function callMxChatStream(message, callback, botId) {
1097 763 botId = botId || getMxChatBotId();
@@ -1110,25 +776,12 @@
1110 776
1111 777 // Get instance for session start timestamp (used when persistence is OFF)
1112 778 var instance = MxChatInstances.get(botId);
1113 779
1114 - // Guarantee a non-null session_id before the fetch. FormData.append() stringifies any
1115 - // non-string value via String(), so passing `null` would POST the literal string "null"
1116 - // and land in the transcripts table as a ghost session. ensureSession() always returns
1117 - // a real string even when cookies/localStorage are blocked.
1118 - var streamSessionId = MxChatInstances.ensureSession(botId);
1119 - if (!streamSessionId || streamSessionId === 'null' || streamSessionId === 'undefined') {
1120 - streamSessionId = generateSessionId();
1121 - MxChatInstances.setChatSession(botId, streamSessionId);
1122 - }
1123 -
1124 - // Wait for the page-cache nonce refresh before constructing formData (which
1125 - // captures mxchatChat.nonce by value). Mirrors callMxChat's wrapping. See plan-c5457f.
1126 - refreshNonceIfNeeded(function() {
1127 780 const formData = new FormData();
1128 781 formData.append('action', 'mxchat_stream_chat');
1129 782 formData.append('message', message);
1130 - formData.append('session_id', streamSessionId);
783 + formData.append('session_id', getChatSession(botId));
1131 784 formData.append('nonce', mxchatChat.nonce);
1132 785 formData.append('current_page_url', window.location.href);
1133 786 formData.append('current_page_title', document.title);
1134 787 formData.append('bot_id', botId);
@@ -1154,20 +807,12 @@
1154 807 let accumulatedContent = '';
1155 808 let testingDataReceived = false;
1156 809 let streamingStarted = false;
1157 810
1158 - // Abortable stream: a fresh controller per turn, keyed by bot instance.
1159 - // The Stop control (send button swapped in place) aborts both the read
1160 - // loop and the underlying request.
1161 - var streamControl = { controller: new AbortController(), aborted: false };
1162 - mxchatActiveStreams[botId] = streamControl;
1163 - mxchatShowStopButton(botId);
1164 -
1165 811 fetch(mxchatChat.ajax_url, {
1166 812 method: 'POST',
1167 813 body: formData,
1168 - credentials: 'same-origin',
1169 - signal: streamControl.controller.signal
814 + credentials: 'same-origin'
1170 815 })
1171 816 .then(response => {
1172 817 // Store the response for potential fallback handling
1173 818 const responseClone = response.clone();
@@ -1236,16 +881,8 @@
1236 881
1237 882 // Re-enable chat input when stream ends with content
1238 883 enableChatInput(botId);
1239 884
1240 - // Scroll the user's last message to the top now that the
1241 - // bot's full reply has rendered (gives max reading room).
1242 - var $chatBoxDone = getElement(botId, 'chat-box');
1243 - var $lastUserMsgDone = $chatBoxDone.find('.user-message').last();
1244 - if ($lastUserMsgDone.length) {
1245 - scrollElementToTop($lastUserMsgDone, botId);
1246 - }
1247 -
1248 885 if (callback) {
1249 886 callback(accumulatedContent);
1250 887 }
1251 888 return;
@@ -1268,16 +905,8 @@
1268 905
1269 906 // Re-enable chat input after streaming completes
1270 907 enableChatInput(botId);
1271 908
1272 - // Scroll the user's last message to the top now
1273 - // that the bot's full reply has rendered.
1274 - var $chatBoxStreamDone = getElement(botId, 'chat-box');
1275 - var $lastUserMsgStreamDone = $chatBoxStreamDone.find('.user-message').last();
1276 - if ($lastUserMsgStreamDone.length) {
1277 - scrollElementToTop($lastUserMsgStreamDone, botId);
1278 - }
1279 -
1280 909 if (callback) {
1281 910 callback(accumulatedContent);
1282 911 }
1283 912 return;
@@ -1334,9 +963,8 @@
1334 963 }
1335 964
1336 965 processStream();
1337 966 }).catch(streamError => {
1338 - if (mxchatHandleStreamAbort(botId, accumulatedContent, callback)) return;
1339 967 getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1340 968 callMxChat(message, callback, botId);
1341 969 });
1342 970 }
@@ -1343,9 +971,8 @@
1343 971
1344 972 processStream();
1345 973 })
1346 974 .catch(error => {
1347 - if (mxchatHandleStreamAbort(botId, accumulatedContent, callback)) return;
1348 975 // Check if we have server error data with chat mode
1349 976 if (error && error.isServerError && error.data) {
1350 977 // Check for chat mode in error data
1351 978 if (error.data.chat_mode) {
@@ -1358,9 +985,8 @@
1358 985 getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1359 986 callMxChat(message, callback, botId);
1360 987 }
1361 988 });
1362 - }); // refreshNonceIfNeeded
1363 989 }
1364 990
1365 991 // Helper function to handle non-streaming responses
1366 992 function handleNonStreamResponse(data, callback, botId) {
@@ -1399,16 +1025,21 @@
1399 1025 errorMessage = "An error occurred. Please try again or contact support.";
1400 1026 }
1401 1027
1402 1028 // Handle session reset action (IP changed, session expired, etc.)
1403 - // Silent reset — keep chat UI intact, just get a new session and retry
1404 1029 if (data.data && data.data.action === 'reset_session') {
1405 - MxChatInstances.silentResetSession(botId);
1406 - // Re-send the original message with the new session (user message is already displayed)
1030 + // Clear the old session and generate a new one
1031 + resetChatSession(botId);
1032 + // Re-send the original message with the new session
1407 1033 var originalMessage = getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message');
1408 1034 if (originalMessage) {
1409 1035 getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', null);
1410 - var currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
1036 + // Re-add the user message and thinking indicator
1037 + appendMessage("user", originalMessage, '', [], false, botId);
1038 + appendThinkingMessage(botId);
1039 + scrollToBottom(botId);
1040 + // Determine whether to use streaming
1041 + const currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
1411 1042 if (shouldUseStreaming(currentModel)) {
1412 1043 callMxChatStream(originalMessage, callback, botId);
1413 1044 } else {
1414 1045 callMxChat(originalMessage, callback, botId);
@@ -1569,17 +1200,8 @@
1569 1200 // Update the event handlers to use the correct function names (using event delegation)
1570 1201 // Use class-based selectors for multi-instance support
1571 1202 $(document).on('click', '.send-button', function() {
1572 1203 var botId = getBotIdFromElement(this);
1573 - // While a response is streaming the button is a Stop control.
1574 - if (this.classList.contains('mxchat-stop-mode')) {
1575 - // Same click that just started this stream (an add-on's direct handler
1576 - // ran before this delegated one) — not a Stop press. See
1577 - // mxchatShowStopButton for the full story (plan-4bba64).
1578 - if (this.__mxchatStopJustShown) return;
1579 - mxchatStopStreaming(botId);
1580 - return;
1581 - }
1582 1204 var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
1583 1205 if (!(modeIndicator && modeIndicator.textContent === 'Live Agent')) {
1584 1206 disableChatInput(botId);
1585 1207 }
@@ -1598,370 +1220,9 @@
1598 1220 sendMessage(botId);
1599 1221 }
1600 1222 });
1601 1223
1602 -// Chat input character counter + soft limit feedback (plan 7091a2).
1603 -// Language-neutral: numbers + color only, no translatable strings. The counter
1604 -// reveals near the cap and ramps neutral -> amber -> red; an over-limit keystroke
1605 -// or trimmed paste produces a brief border-flash/shake so the maxlength cap (plan
1606 -// a3fae2) is never a silent "input jumps back". Per-bot scoped via .input-container.
1607 -function mxchatUpdateCharCounter(inputEl) {
1608 - if (!inputEl || !inputEl.closest) return;
1609 - var max = parseInt(inputEl.getAttribute('maxlength'), 10);
1610 - var container = inputEl.closest('.input-container');
1611 - if (!container || !max || max <= 0) return;
1612 - var counter = container.querySelector('.mxchat-char-counter');
1613 - if (!counter) return;
1614 - var len = inputEl.value.length;
1615 - var ratio = len / max;
1616 - var nearThreshold = 0.8; // start surfacing the counter at 80% of the cap
1617 - var cur = counter.querySelector('.mxchat-char-counter-current');
1618 - if (cur) cur.textContent = len;
1619 - var warn = ratio >= nearThreshold && len < max;
1620 - var full = len >= max;
1621 - counter.classList.toggle('is-visible', ratio >= nearThreshold);
1622 - counter.classList.toggle('is-warn', warn);
1623 - counter.classList.toggle('is-full', full);
1624 - container.classList.toggle('mxchat-input-near-limit', warn);
1625 - container.classList.toggle('mxchat-input-at-limit', full);
1626 -}
1627 -
1628 -function mxchatBumpInput(inputEl) {
1629 - var container = inputEl && inputEl.closest ? inputEl.closest('.input-container') : null;
1630 - if (!container) return;
1631 - container.classList.remove('mxchat-input-bump');
1632 - void container.offsetWidth; // reflow so a rapid second hit retriggers the animation
1633 - container.classList.add('mxchat-input-bump');
1634 - clearTimeout($(container).data('mxchatBumpTimeout'));
1635 - var t = setTimeout(function() { container.classList.remove('mxchat-input-bump'); }, 220);
1636 - $(container).data('mxchatBumpTimeout', t);
1637 -}
1638 -
1639 -// Live counter update on every input.
1640 -$(document).on('input', '.chat-input', function() {
1641 - mxchatUpdateCharCounter(this);
1642 -});
1643 -
1644 -// Visible "you've hit the edge" feedback when a printable keystroke is about to be
1645 -// rejected at the cap (maxlength silently swallows it otherwise).
1646 -$(document).on('keydown', '.chat-input', function(e) {
1647 - var max = parseInt(this.getAttribute('maxlength'), 10);
1648 - if (!max || max <= 0 || this.value.length < max) return;
1649 - if (e.ctrlKey || e.metaKey || e.altKey) return;
1650 - // A single printable char with no selection to overwrite WILL be rejected.
1651 - if (e.key && e.key.length === 1 && this.selectionStart === this.selectionEnd) {
1652 - mxchatBumpInput(this);
1653 - }
1654 -});
1655 -
1656 -// A paste that gets trimmed to the cap also bumps, so truncation is never silent.
1657 -$(document).on('paste', '.chat-input', function() {
1658 - var el = this;
1659 - var max = parseInt(el.getAttribute('maxlength'), 10);
1660 - if (!max || max <= 0) return;
1661 - setTimeout(function() {
1662 - mxchatUpdateCharCounter(el);
1663 - if (el.value.length >= max) mxchatBumpInput(el);
1664 - }, 0);
1665 -});
1666 -
1667 -// Builds the list of overflow-menu items for a given bot.
1668 -// Adding a future item is one push to this array — do NOT hardcode "only download."
1669 -function mxchatGetHeaderMenuItems(botId) {
1670 - var items = [];
1671 - var settings = (typeof mxchatChat !== 'undefined') ? mxchatChat : {};
1672 -
1673 - // The `print_button_*` keys still gate this item for back-compat with
1674 - // existing user options. The action is now a transcript download, not print.
1675 - if (settings.print_button_enabled === 'on') {
1676 - items.push({
1677 - id: 'download-transcript',
1678 - label: settings.print_button_label || 'Download Transcript',
1679 - 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>',
1680 - action: function() {
1681 - mxchatDownloadTranscript(botId);
1682 - }
1683 - });
1684 - }
1685 -
1686 - // "Start new chat" — surfaces the EXISTING per-conversation reset
1687 - // (MxChatInstances.resetChatSession) so a visitor can start a fresh thread
1688 - // without the site owner disabling chat persistence globally. Default OFF;
1689 - // gated by the reset_chat_enabled option. plan ac2e81.
1690 - if (settings.reset_chat_enabled === 'on') {
1691 - items.push({
1692 - id: 'reset-chat',
1693 - label: settings.reset_chat_label || 'Start new chat',
1694 - 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"><polyline points="1 4 1 10 7 10"/><path d="M3.51 15a9 9 0 1 0 2.13-9.36L1 10"/></svg>',
1695 - action: function() {
1696 - var confirmMsg = settings.reset_chat_confirm || 'Start a new chat? This clears the current conversation.';
1697 - if (window.confirm(confirmMsg)) {
1698 - MxChatInstances.resetChatSession(botId);
1699 - }
1700 - }
1701 - });
1702 - }
1703 -
1704 - return items;
1705 -}
1706 -
1707 -// Builds a clean markdown transcript of the current conversation and triggers
1708 -// a file download. Used by the "Download Transcript" menu item.
1709 -function mxchatDownloadTranscript(botId) {
1710 - var $chatBox = getElement(botId, 'chat-box');
1711 - if (!$chatBox || !$chatBox.length) return;
1712 -
1713 - var settings = (typeof mxchatChat !== 'undefined') ? mxchatChat : {};
1714 - var headerTitle = settings.print_header_title || 'Chat transcript';
1715 - var now = new Date();
1716 - var stamp = now.toLocaleString();
1717 -
1718 - var lines = [];
1719 - lines.push('# ' + headerTitle);
1720 - lines.push('');
1721 - lines.push('Exported: ' + stamp);
1722 - lines.push('');
1723 - lines.push('---');
1724 - lines.push('');
1725 -
1726 - $chatBox.find('.user-message, .bot-message, .agent-message').each(function() {
1727 - var $msg = $(this);
1728 - // Skip thinking placeholders and any in-flight temporary messages.
1729 - if ($msg.find('.thinking-dots').length) return;
1730 - if ($msg.hasClass('temporary-message')) return;
1731 -
1732 - var sender;
1733 - if ($msg.hasClass('user-message')) sender = 'User';
1734 - else if ($msg.hasClass('agent-message')) sender = 'Live Agent';
1735 - else sender = 'AI Agent';
1736 -
1737 - // Strip interactive UI from the cloned message so we get the conversation text.
1738 - var $clone = $msg.clone();
1739 - $clone.find('.copy-button, .message-toolbar, .mxchat-copy, button, script, style').remove();
1740 - var text = $clone.text().replace(/ /g, ' ').replace(/[ \t]+\n/g, '\n').replace(/\n{3,}/g, '\n\n').trim();
1741 - if (!text) return;
1742 -
1743 - lines.push('**' + sender + '**');
1744 - lines.push('');
1745 - lines.push(text);
1746 - lines.push('');
1747 - });
1748 -
1749 - var content = lines.join('\n');
1750 - var iso = now.toISOString().replace(/[:.]/g, '-').slice(0, 19);
1751 - var fname = 'mxchat-transcript-' + iso + '.md';
1752 - var blob = new Blob([content], { type: 'text/markdown;charset=utf-8' });
1753 - var url = URL.createObjectURL(blob);
1754 - var a = document.createElement('a');
1755 - a.href = url;
1756 - a.download = fname;
1757 - a.style.display = 'none';
1758 - document.body.appendChild(a);
1759 - a.click();
1760 - setTimeout(function() {
1761 - if (a.parentNode) a.parentNode.removeChild(a);
1762 - URL.revokeObjectURL(url);
1763 - }, 100);
1764 -}
1765 -
1766 -// Reads the bot bubble's actual computed bg+fg and writes them as CSS vars
1767 -// on the menu wrap, so the dropdown matches whatever paints the bubble —
1768 -// saved options, AI theme CSS, or the mxchat-theme add-on.
1769 -function mxchatSyncMenuColors(botId, $wrap) {
1770 - if (!$wrap || !$wrap.length) return;
1771 - var $bot = $wrap.closest('.mxchat-chatbot-wrapper').find('.bot-message').not('.temporary-message').first();
1772 - if (!$bot.length) return;
1773 - var cs = window.getComputedStyle($bot[0]);
1774 - if (cs.backgroundColor && cs.backgroundColor !== 'rgba(0, 0, 0, 0)' && cs.backgroundColor !== 'transparent') {
1775 - $wrap[0].style.setProperty('--mxchat-menu-bg', cs.backgroundColor);
1776 - }
1777 - // Bot text color usually lives on a child div, not .bot-message itself.
1778 - var $textChild = $bot.find('[style*="color"]').first();
1779 - var fg = ($textChild.length ? window.getComputedStyle($textChild[0]).color : cs.color);
1780 - if (fg) $wrap[0].style.setProperty('--mxchat-menu-fg', fg);
1781 -}
1782 -
1783 -// Renders (or re-renders) the item list for one menu wrap. Split out of
1784 -// mxchatInitHeaderMenu so the dynamic-settings merge (plan-32db95) can
1785 -// rebuild items + trigger visibility WITHOUT re-binding the one-time
1786 -// open/close/keyboard wiring. closeMenu is passed in by the init closure;
1787 -// a rebuild before init (never happens, but harmless) just skips it.
1788 -function mxchatRenderHeaderMenuItems(botId, $wrap, closeMenuFn) {
1789 - var $trigger = $wrap.find('.mxchat-menu-trigger');
1790 - var $menu = $wrap.find('.mxchat-header-menu');
1791 - var items = mxchatGetHeaderMenuItems(botId);
1792 -
1793 - $menu.empty();
1794 -
1795 - if (!items.length) {
1796 - $trigger.hide();
1797 - $menu.hide();
1798 - return;
1799 - }
1800 -
1801 - // Clear any inline display:none a previous zero-item render left behind —
1802 - // open/close visibility is governed by the hidden prop + is-open class.
1803 - $trigger.css('display', '');
1804 - $menu.css('display', '');
1805 -
1806 - items.forEach(function(item, idx) {
1807 - var $btn = $('<button>', {
1808 - type: 'button',
1809 - 'class': 'mxchat-menu-item',
1810 - 'role': 'menuitem',
1811 - 'tabindex': '-1',
1812 - 'data-menu-id': item.id,
1813 - html: '<span class="mxchat-menu-item-icon">' + item.icon + '</span>' +
1814 - '<span class="mxchat-menu-item-label"></span>'
1815 - });
1816 - $btn.find('.mxchat-menu-item-label').text(item.label);
1817 - $btn.on('click', function(e) {
1818 - e.preventDefault();
1819 - e.stopPropagation();
1820 - if (closeMenuFn) closeMenuFn();
1821 - try { item.action(); } catch (err) { /* no-op */ }
1822 - });
1823 - $menu.append($btn);
1824 - });
1825 -}
1826 -
1827 -// Re-render every menu on the page after a dynamic-settings merge
1828 -// (multi-bot: each wrap re-reads its items). An OPEN menu is left alone —
1829 -// swapping items under the user mid-interaction yanks focus — and the
1830 -// rebuild runs when it closes instead (closeMenu checks the pending flag).
1831 -function mxchatRebuildHeaderMenus() {
1832 - $('.mxchat-header-menu-wrap').each(function() {
1833 - var $wrap = $(this);
1834 - var botId = $wrap.data('bot-id');
1835 - if (!botId) return;
1836 - if (!$wrap.data('mxchatMenuReady')) {
1837 - mxchatInitHeaderMenu(botId);
1838 - return;
1839 - }
1840 - if ($wrap.find('.mxchat-header-menu').hasClass('is-open')) {
1841 - $wrap.data('mxchatMenuRebuildPending', true);
1842 - return;
1843 - }
1844 - mxchatRenderHeaderMenuItems(botId, $wrap, $wrap.data('mxchatMenuClose'));
1845 - });
1846 -}
1847 -
1848 -// One-time per-widget init: renders menu items, wires open/close,
1849 -// outside-click, Escape, and arrow-key navigation. If no items, hides the
1850 -// trigger. Wiring happens even when there are zero items at init, so a
1851 -// later dynamic-settings rebuild that adds items has a working trigger.
1852 -function mxchatInitHeaderMenu(botId) {
1853 - var $wrap = $('.mxchat-header-menu-wrap[data-bot-id="' + botId + '"]').first();
1854 - if (!$wrap.length || $wrap.data('mxchatMenuReady')) return;
1855 -
1856 - var $trigger = $wrap.find('.mxchat-menu-trigger');
1857 - var $menu = $wrap.find('.mxchat-header-menu');
1858 -
1859 - // Initial color sync — covers normal page load.
1860 - mxchatSyncMenuColors(botId, $wrap);
1861 -
1862 - function openMenu() {
1863 - // Re-sync each open in case the active theme changed since init.
1864 - mxchatSyncMenuColors(botId, $wrap);
1865 - $menu.prop('hidden', false).attr('aria-hidden', 'false').addClass('is-open');
1866 - $trigger.attr('aria-expanded', 'true');
1867 - // Focus the first item for keyboard users
1868 - setTimeout(function() {
1869 - $menu.find('.mxchat-menu-item').first().attr('tabindex', '0').trigger('focus');
1870 - }, 0);
1871 - }
1872 - function closeMenu(returnFocus) {
1873 - $menu.prop('hidden', true).attr('aria-hidden', 'true').removeClass('is-open');
1874 - $trigger.attr('aria-expanded', 'false');
1875 - $menu.find('.mxchat-menu-item').attr('tabindex', '-1');
1876 - if (returnFocus) $trigger.trigger('focus');
1877 - // A dynamic-settings rebuild that arrived while the menu was open
1878 - // was deferred (mxchatRebuildHeaderMenus) — run it now.
1879 - if ($wrap.data('mxchatMenuRebuildPending')) {
1880 - $wrap.removeData('mxchatMenuRebuildPending');
1881 - mxchatRenderHeaderMenuItems(botId, $wrap, closeMenu);
1882 - }
1883 - }
1884 -
1885 - // Toggle on trigger click — stop propagation so the .chatbot-top-bar
1886 - // click-to-collapse handler does not fire.
1887 - $trigger.on('click', function(e) {
1888 - e.preventDefault();
1889 - e.stopPropagation();
1890 - if ($menu.hasClass('is-open')) closeMenu();
1891 - else openMenu();
1892 - });
1893 -
1894 - // Don't let clicks inside the menu bubble to the top-bar collapse handler.
1895 - $menu.on('click', function(e) {
1896 - e.stopPropagation();
1897 - });
1898 -
1899 - // Outside click closes the menu.
1900 - $(document).on('click.mxchatMenu-' + botId, function(e) {
1901 - if (!$menu.hasClass('is-open')) return;
1902 - if ($wrap.has(e.target).length || $wrap.is(e.target)) return;
1903 - closeMenu();
1904 - });
1905 -
1906 - // Keyboard: Escape closes and returns focus; arrow keys move focus; Enter activates.
1907 - $menu.on('keydown', '.mxchat-menu-item', function(e) {
1908 - var $items = $menu.find('.mxchat-menu-item');
1909 - var idx = $items.index(this);
1910 - if (e.key === 'Escape') {
1911 - e.preventDefault();
1912 - closeMenu(true);
1913 - } else if (e.key === 'ArrowDown') {
1914 - e.preventDefault();
1915 - var $next = $items.eq((idx + 1) % $items.length);
1916 - $items.attr('tabindex', '-1');
1917 - $next.attr('tabindex', '0').trigger('focus');
1918 - } else if (e.key === 'ArrowUp') {
1919 - e.preventDefault();
1920 - var $prev = $items.eq((idx - 1 + $items.length) % $items.length);
1921 - $items.attr('tabindex', '-1');
1922 - $prev.attr('tabindex', '0').trigger('focus');
1923 - } else if (e.key === 'Enter' || e.key === ' ') {
1924 - e.preventDefault();
1925 - $(this).trigger('click');
1926 - }
1927 - });
1928 - $trigger.on('keydown', function(e) {
1929 - if (e.key === 'Escape' && $menu.hasClass('is-open')) {
1930 - e.preventDefault();
1931 - closeMenu(true);
1932 - } else if ((e.key === 'ArrowDown' || e.key === 'Enter' || e.key === ' ') && !$menu.hasClass('is-open')) {
1933 - e.preventDefault();
1934 - openMenu();
1935 - }
1936 - });
1937 -
1938 - // Expose closeMenu for out-of-closure re-renders (mxchatRebuildHeaderMenus),
1939 - // then do the initial item render.
1940 - $wrap.data('mxchatMenuClose', closeMenu);
1941 - mxchatRenderHeaderMenuItems(botId, $wrap, closeMenu);
1942 -
1943 - $wrap.data('mxchatMenuReady', true);
1944 -}
1945 -
1946 -// Initialize header menus for every rendered widget on DOM ready.
1947 -$(function() {
1948 - $('.mxchat-header-menu-wrap').each(function() {
1949 - var botId = $(this).data('bot-id');
1950 - if (botId) mxchatInitHeaderMenu(botId);
1951 - });
1952 -
1953 - // Embedded (non-floating) widgets are open from the moment the page
1954 - // renders — refresh dynamic settings at init (plan-32db95). Floating
1955 - // widgets refresh on first launcher open instead.
1956 - var hasEmbeddedWidget = $('.mxchat-chatbot-wrapper').filter(function() {
1957 - return !$(this).closest('.floating-chatbot').length;
1958 - }).length > 0;
1959 - if (hasEmbeddedWidget) {
1960 - mxchatRefreshDynamicSettings();
1961 - }
1962 -});
1963 -
1224 +
1964 1225 function appendMessage(sender, messageText = '', messageHtml = '', images = [], isTemporary = false, botId = 'default') {
1965 1226 try {
1966 1227 // Determine styles based on sender type
1967 1228 let messageClass, bgColor, fontColor;
@@ -1999,12 +1260,17 @@
1999 1260 'margin-bottom': '1em'
2000 1261 });
2001 1262 }
2002 1263
2003 - // Process the message content - always run linkify to convert markdown
2004 - // links and format text. linkify() handles existing HTML safely via
2005 - // negative lookaheads that skip URLs already inside <a> tags.
2006 - let fullMessage = linkify(messageText);
1264 + // Process the message content based on sender
1265 + let fullMessage;
1266 + if (sender === "user") {
1267 + // For user messages, apply linkify after sanitization
1268 + fullMessage = linkify(messageText);
1269 + } else {
1270 + // For bot/agent messages, preserve HTML
1271 + fullMessage = messageText;
1272 + }
2007 1273
2008 1274 // Add images if provided
2009 1275 if (images && images.length > 0) {
2010 1276 fullMessage += '<div class="image-gallery" dir="auto">';
@@ -2053,12 +1319,8 @@
2053 1319 if (lastUserMessage.length) {
2054 1320 scrollElementToTop(lastUserMessage, botId);
2055 1321 }
2056 1322 }
2057 -
2058 - if ((sender === "bot" || sender === "agent") && !isTemporary) {
2059 - if (typeof mxchatInitHeaderMenu === 'function') mxchatInitHeaderMenu(botId);
2060 - }
2061 1323 });
2062 1324
2063 1325 if (messageText.id) {
2064 1326 var instance = MxChatInstances.get(botId);
@@ -2143,12 +1405,26 @@
2143 1405 bgColor = botMessageBgColor;
2144 1406 fontColor = botMessageFontColor;
2145 1407 }
2146 1408
2147 - // Always run linkify to convert markdown links and format text.
2148 - // linkify() already handles existing HTML (its URL patterns use negative lookaheads
2149 - // to avoid double-processing URLs that are already inside <a> tags).
2150 - var fullMessage = linkify(responseText);
1409 + // FIXED: Only linkify if response doesn't already contain HTML links or tags
1410 + // This prevents double-processing of URLs that are already formatted as HTML
1411 + var fullMessage;
1412 + if (sender === "user") {
1413 + // Always linkify user messages (they're plain text)
1414 + fullMessage = linkify(responseText);
1415 + } else {
1416 + // For bot/agent messages, check if HTML already exists
1417 + if (responseText.includes('<a href=') || responseText.includes('</a>') ||
1418 + responseText.includes('<img') || responseText.includes('<div') ||
1419 + responseText.includes('<p>') || responseText.includes('<br>')) {
1420 + // Response already has HTML, don't process it
1421 + fullMessage = responseText;
1422 + } else {
1423 + // Plain text response, apply linkify
1424 + fullMessage = linkify(responseText);
1425 + }
1426 + }
2151 1427
2152 1428 if (responseHtml) {
2153 1429 // Only add line breaks if there's actual text content before the HTML
2154 1430 if (fullMessage && fullMessage.trim()) {
@@ -2205,12 +1481,8 @@
2205 1481 }
2206 1482
2207 1483 // Re-enable chat input after response is displayed
2208 1484 enableChatInput(botId);
2209 -
2210 - if (sender === "bot" || sender === "agent") {
2211 - if (typeof mxchatInitHeaderMenu === 'function') mxchatInitHeaderMenu(botId);
2212 - }
2213 1485 } else {
2214 1486 appendMessage(sender, responseText, responseHtml, images, false, botId);
2215 1487 // Re-enable chat input after response is displayed
2216 1488 enableChatInput(botId);
@@ -2295,12 +1567,9 @@
2295 1567 processedText = formatTextStyling(processedText);
2296 1568
2297 1569 // Process code blocks BEFORE processing links
2298 1570 processedText = formatCodeBlocks(processedText);
2299 -
2300 - // Process markdown tables BEFORE converting newlines to paragraphs
2301 - processedText = formatMarkdownTables(processedText);
2302 -
1571 +
2303 1572 // NOW convert to paragraphs
2304 1573 processedText = convertNewlinesToBreaks(processedText);
2305 1574
2306 1575 // IMPORTANT: Handle citation-style brackets FIRST [URL]
@@ -2313,63 +1582,37 @@
2313 1582 // Return as a proper link without the brackets
2314 1583 return `<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
2315 1584 });
2316 1585
2317 - // Process markdown links: [text](url) and [](url)
2318 - // Uses balanced parenthesis matching to handle URLs containing parens
2319 - // (e.g. PDF filenames with dates like (2025-08-28).pdf)
2320 - processedText = (function(input) {
2321 - var result = '';
2322 - var i = 0;
2323 - while (i < input.length) {
2324 - // Look for [ at current position
2325 - if (input[i] === '[') {
2326 - // Find closing ]
2327 - var closeBracket = input.indexOf(']', i + 1);
2328 - if (closeBracket === -1 || closeBracket + 1 >= input.length || input[closeBracket + 1] !== '(') {
2329 - result += input[i];
2330 - i++;
2331 - continue;
2332 - }
2333 - var linkText = input.substring(i + 1, closeBracket);
2334 - // Check if URL starts with http
2335 - var urlStart = closeBracket + 2;
2336 - if (!input.substring(urlStart).match(/^https?:\/\//)) {
2337 - result += input[i];
2338 - i++;
2339 - continue;
2340 - }
2341 - // Find balanced closing paren
2342 - var depth = 1;
2343 - var j = urlStart;
2344 - while (j < input.length && depth > 0) {
2345 - if (input[j] === '(') depth++;
2346 - else if (input[j] === ')') depth--;
2347 - if (depth > 0) j++;
2348 - }
2349 - if (depth !== 0) {
2350 - result += input[i];
2351 - i++;
2352 - continue;
2353 - }
2354 - var url = input.substring(urlStart, j);
2355 - var cleanUrl = url.replace(/[\].,;!?]+$/, '');
2356 - var encodedUrl = safeEncodeUrl(cleanUrl);
2357 - if (!linkText || !linkText.trim()) {
2358 - result += '<a href="' + encodedUrl + '" target="' + linkTarget + '">' + cleanUrl + '</a>';
2359 - } else {
2360 - var safeText = sanitizeUserInput(linkText);
2361 - result += '<a href="' + encodedUrl + '" target="' + linkTarget + '">' + safeText + '</a>';
2362 - }
2363 - i = j + 1; // Skip past the closing )
2364 - } else {
2365 - result += input[i];
2366 - i++;
2367 - }
1586 + // Process proper markdown links with text: [text](url)
1587 + // This MUST have non-empty text in the first brackets
1588 + const markdownLinkPattern = /\[([^\]]+)\]\((https?:\/\/[^\s)]+)\)/g;
1589 + processedText = processedText.replace(markdownLinkPattern, (match, text, url) => {
1590 + // Make sure we have actual text (not just whitespace)
1591 + if (!text || !text.trim()) {
1592 + // If no text, treat the URL as the text
1593 + let cleanUrl = url.replace(/[.,;!?]+$/, '');
1594 + const safeUrl = safeEncodeUrl(cleanUrl);
1595 + return `<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
2368 1596 }
2369 - return result;
2370 - })(processedText);
1597 +
1598 + // Clean the URL
1599 + let cleanUrl = url.replace(/[\].,;!?]+$/, '');
1600 + const safeUrl = safeEncodeUrl(cleanUrl);
1601 + const safeText = sanitizeUserInput(text);
1602 + return `<a href="${safeUrl}" target="${linkTarget}">${safeText}</a>`;
1603 + });
2371 1604
1605 + // Handle empty markdown links: [](url)
1606 + // This is a specific case where there's no text
1607 + const emptyMarkdownPattern = /\[\]\((https?:\/\/[^\s)]+)\)/g;
1608 + processedText = processedText.replace(emptyMarkdownPattern, (match, url) => {
1609 + let cleanUrl = url.replace(/[.,;!?]+$/, '');
1610 + const safeUrl = safeEncodeUrl(cleanUrl);
1611 + // Use the URL itself as the link text
1612 + return `<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
1613 + });
1614 +
2372 1615 // Process phone numbers: [text](tel:number)
2373 1616 const phonePattern = /\[([^\]]+)\]\((tel:[\d+\-\s()]+)\)/g;
2374 1617 processedText = processedText.replace(phonePattern, (match, text, phone) => {
2375 1618 const safePhone = safeEncodeUrl(phone);
@@ -2521,78 +1764,9 @@
2521 1764 });
2522 1765
2523 1766 return text;
2524 1767 }
2525 -
2526 - function formatMarkdownTables(text) {
2527 - var lines = text.split('\n');
2528 - var result = [];
2529 - var i = 0;
2530 -
2531 - while (i < lines.length) {
2532 - // Check for a table: current line has pipes AND next line is a separator row
2533 - if (i + 1 < lines.length &&
2534 - lines[i].indexOf('|') !== -1 &&
2535 - /^\s*\|?[\s\-:]+(\|[\s\-:]+)+\|?\s*$/.test(lines[i + 1])) {
2536 -
2537 - var tableLines = [];
2538 - var headerLine = lines[i];
2539 - var separatorLine = lines[i + 1];
2540 - tableLines.push(headerLine);
2541 - tableLines.push(separatorLine);
2542 -
2543 - // Collect remaining table rows
2544 - var j = i + 2;
2545 - while (j < lines.length && lines[j].indexOf('|') !== -1 && lines[j].trim() !== '') {
2546 - tableLines.push(lines[j]);
2547 - j++;
2548 - }
2549 -
2550 - // Parse alignment from separator row
2551 - var sepCells = separatorLine.split('|').filter(function(c) { return c.trim() !== ''; });
2552 - var alignments = sepCells.map(function(cell) {
2553 - var trimmed = cell.trim();
2554 - if (trimmed.charAt(0) === ':' && trimmed.charAt(trimmed.length - 1) === ':') return 'center';
2555 - if (trimmed.charAt(trimmed.length - 1) === ':') return 'right';
2556 - return 'left';
2557 - });
2558 -
2559 - // Build HTML table
2560 - var html = '<div class="mxchat-table-wrapper"><table class="mxchat-table">';
2561 -
2562 - // Header row
2563 - var headerCells = tableLines[0].split('|').filter(function(c) { return c.trim() !== ''; });
2564 - html += '<thead><tr>';
2565 - headerCells.forEach(function(cell, idx) {
2566 - var align = alignments[idx] || 'left';
2567 - html += '<th style="text-align:' + align + '">' + cell.trim() + '</th>';
2568 - });
2569 - html += '</tr></thead>';
2570 -
2571 - // Body rows
2572 - html += '<tbody>';
2573 - for (var r = 2; r < tableLines.length; r++) {
2574 - var rowCells = tableLines[r].split('|').filter(function(c) { return c.trim() !== ''; });
2575 - html += '<tr>';
2576 - rowCells.forEach(function(cell, idx) {
2577 - var align = alignments[idx] || 'left';
2578 - html += '<td style="text-align:' + align + '">' + cell.trim() + '</td>';
2579 - });
2580 - html += '</tr>';
2581 - }
2582 - html += '</tbody></table></div>';
2583 -
2584 - result.push(html);
2585 - i = j;
2586 - } else {
2587 - result.push(lines[i]);
2588 - i++;
2589 - }
2590 - }
2591 -
2592 - return result.join('\n');
2593 - }
2594 -
1768 +
2595 1769 function sanitizeUserInput(text) {
2596 1770 const div = document.createElement('div');
2597 1771 div.textContent = text;
2598 1772 return div.innerHTML;
@@ -2663,14 +1837,13 @@
2663 1837 requestAnimationFrame(smoothScroll);
2664 1838 }
2665 1839 }
2666 1840
2667 - function scrollElementToTop(element, botId, topOffset) {
1841 + function scrollElementToTop(element, botId) {
2668 1842 botId = botId || 'default';
2669 - topOffset = (typeof topOffset === 'number') ? topOffset : 2;
2670 1843 var chatBox = getElement(botId, 'chat-box');
2671 1844 var elementTop = element.position().top + chatBox.scrollTop();
2672 - chatBox.animate({ scrollTop: Math.max(0, elementTop - topOffset) }, 500);
1845 + chatBox.animate({ scrollTop: elementTop }, 500);
2673 1846 }
2674 1847
2675 1848 function showChatWidget(botId) {
2676 1849 botId = botId || 'default';
@@ -2887,29 +2060,20 @@
2887 2060 // ====================================
2888 2061 // CHAT HISTORY & PERSISTENCE
2889 2062 // ====================================
2890 2063
2891 -function loadChatHistory(botId, onComplete) {
2064 +function loadChatHistory(botId) {
2892 2065 botId = botId || 'default';
2893 2066 var instance = MxChatInstances.get(botId);
2894 2067
2895 2068 // Prevent duplicate loading
2896 2069 if (instance.chatHistoryLoaded) {
2897 - if (onComplete) onComplete();
2898 2070 return;
2899 2071 }
2900 2072
2901 - // Use getChatSession which returns null if no session exists (does NOT create one)
2902 2073 var sessionId = getChatSession(botId);
2903 2074 var chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
2904 2075
2905 - // No session yet — nothing to load. History will load after first message via ensureSession.
2906 - if (!sessionId) {
2907 - instance.chatHistoryLoaded = true;
2908 - if (onComplete) onComplete();
2909 - return;
2910 - }
2911 -
2912 2076 if (chatPersistenceEnabled && sessionId) {
2913 2077 $.ajax({
2914 2078 url: mxchatChat.ajax_url,
2915 2079 type: 'POST',
@@ -2920,12 +2084,11 @@
2920 2084 },
2921 2085 success: function(response) {
2922 2086 // Handle session reset (IP changed while user was away)
2923 2087 if (response.success === false && response.data && response.data.action === 'reset_session') {
2924 - // Silent reset — new session but don't clear UI
2925 - MxChatInstances.silentResetSession(botId);
2088 + // Silently reset session - user will start fresh
2089 + resetChatSession(botId);
2926 2090 instance.chatHistoryLoaded = true; // Prevent retry loop
2927 - if (onComplete) onComplete();
2928 2091 return;
2929 2092 }
2930 2093
2931 2094 // Check if the response indicates success
@@ -2981,19 +2144,9 @@
2981 2144 var content = message.content;
2982 2145 content = content.replace(/\\'/g, "'").replace(/\\"/g, '"');
2983 2146 content = decodeHTMLEntities(content);
2984 2147
2985 - // Skip linkify for messages containing structured HTML
2986 - // (forms, product cards, galleries, etc.) to avoid
2987 - // markdown formatting corrupting HTML attributes
2988 - // (e.g. underscores in name="field_name" becoming <em> tags)
2989 - if (content.includes("mxchat-product-card") ||
2990 - content.includes("mxchat-image-gallery") ||
2991 - content.includes("mxchat-featured-products") ||
2992 - content.includes("<form") ||
2993 - content.includes("<input") ||
2994 - content.includes("<select") ||
2995 - content.includes("<textarea")) {
2148 + if (content.includes("mxchat-product-card") || content.includes("mxchat-image-gallery")) {
2996 2149 messageElement.html(content);
2997 2150 } else {
2998 2151 var formattedContent = linkify(content);
2999 2152 messageElement.html(formattedContent);
@@ -3033,17 +2186,13 @@
3033 2186 instance.chatHistoryLoaded = true;
3034 2187 }
3035 2188 }
3036 2189 }
3037 - if (onComplete) onComplete();
3038 2190 },
3039 2191 error: function(xhr, status, error) {
3040 2192 // Error loading chat history - silently continue
3041 - if (onComplete) onComplete();
3042 2193 }
3043 2194 });
3044 - } else {
3045 - if (onComplete) onComplete();
3046 2195 }
3047 2196 }
3048 2197
3049 2198
@@ -3107,10 +2256,10 @@
3107 2256 .then(data => {
3108 2257 if (data.success) {
3109 2258 container.style.display = 'none';
3110 2259 nameElement.textContent = '';
3111 - instance.activePdfFile = null;
3112 - appendMessage('bot', 'PDF removed.', '', [], false, botId);
2260 + activePdfFile = null;
2261 + appendMessage('bot', 'PDF removed.');
3113 2262 }
3114 2263 })
3115 2264 .catch(error => {
3116 2265 // Error removing PDF - silently continue
@@ -3116,16 +2265,14 @@
3116 2265 // Error removing PDF - silently continue
3117 2266 });
3118 2267 }
3119 2268
3120 - function removeActiveWord(botId) {
3121 - botId = botId || 'default';
3122 - var instance = MxChatInstances.get(botId);
3123 - const container = getElementDOM(botId, 'active-word-container');
3124 - const nameElement = getElementDOM(botId, 'active-word-name');
3125 -
3126 - if (!container || !nameElement || !instance.activeWordFile) return;
3127 -
2269 + function removeActiveWord() {
2270 + const container = document.getElementById('active-word-container');
2271 + const nameElement = document.getElementById('active-word-name');
2272 +
2273 + if (!container || !nameElement || !activeWordFile) return;
2274 +
3128 2275 fetch(mxchatChat.ajax_url, {
3129 2276 method: 'POST',
3130 2277 headers: {
3131 2278 'Content-Type': 'application/x-www-form-urlencoded',
@@ -3131,9 +2278,9 @@
3131 2278 'Content-Type': 'application/x-www-form-urlencoded',
3132 2279 },
3133 2280 body: new URLSearchParams({
3134 2281 'action': 'mxchat_remove_word',
3135 - 'session_id': getChatSession(botId),
2282 + 'session_id': sessionId,
3136 2283 'nonce': mxchatChat.nonce
3137 2284 })
3138 2285 })
3139 2286 .then(response => response.json())
@@ -3140,10 +2287,10 @@
3140 2287 .then(data => {
3141 2288 if (data.success) {
3142 2289 container.style.display = 'none';
3143 2290 nameElement.textContent = '';
3144 - instance.activeWordFile = null;
3145 - appendMessage('bot', 'Word document removed.', '', [], false, botId);
2291 + activeWordFile = null;
2292 + appendMessage('bot', 'Word document removed.');
3146 2293 }
3147 2294 })
3148 2295 .catch(error => {
3149 2296 // Error removing Word document - silently continue
@@ -3221,35 +2368,45 @@
3221 2368 // ====================================
3222 2369
3223 2370 function checkPreChatDismissal(botId) {
3224 2371 botId = botId || 'default';
3225 - try {
3226 - var dismissedAt = localStorage.getItem('mxchat_pre_chat_dismissed_' + botId);
3227 - if (dismissedAt) {
3228 - // Re-show after 24 hours
3229 - var elapsed = Date.now() - parseInt(dismissedAt, 10);
3230 - if (elapsed < 86400000) {
2372 + $.ajax({
2373 + url: mxchatChat.ajax_url,
2374 + type: 'POST',
2375 + data: {
2376 + action: 'mxchat_check_pre_chat_message_status',
2377 + _ajax_nonce: mxchatChat.nonce
2378 + },
2379 + success: function(response) {
2380 + if (response.success && !response.data.dismissed) {
2381 + getElement(botId, 'pre-chat-message').fadeIn(250);
2382 + } else {
3231 2383 getElement(botId, 'pre-chat-message').hide();
3232 - return;
3233 2384 }
3234 - // Expired — clear and show again
3235 - localStorage.removeItem('mxchat_pre_chat_dismissed_' + botId);
2385 + },
2386 + error: function() {
2387 + // Error checking pre-chat dismissal - silently continue
3236 2388 }
3237 - getElement(botId, 'pre-chat-message').fadeIn(250);
3238 - } catch (e) {
3239 - // localStorage unavailable — show the message
3240 - getElement(botId, 'pre-chat-message').fadeIn(250);
3241 - }
2389 + });
3242 2390 }
3243 2391
3244 2392 function handlePreChatDismissal(botId) {
3245 2393 botId = botId || 'default';
3246 2394 getElement(botId, 'pre-chat-message').fadeOut(200);
3247 - try {
3248 - localStorage.setItem('mxchat_pre_chat_dismissed_' + botId, String(Date.now()));
3249 - } catch (e) {
3250 - // localStorage unavailable — dismissal won't persist
3251 - }
2395 + $.ajax({
2396 + url: mxchatChat.ajax_url,
2397 + type: 'POST',
2398 + data: {
2399 + action: 'mxchat_dismiss_pre_chat_message',
2400 + _ajax_nonce: mxchatChat.nonce
2401 + },
2402 + success: function() {
2403 + $('#pre-chat-message').hide();
2404 + },
2405 + error: function() {
2406 + // Error dismissing pre-chat message - silently continue
2407 + }
2408 + });
3252 2409 }
3253 2410
3254 2411
3255 2412 // ====================================
@@ -3304,14 +2461,9 @@
3304 2461 collapseQuickQuestions(botId);
3305 2462 });
3306 2463
3307 2464 // Chatbot visibility toggle handlers - use class selector for multi-instance support
3308 - // Handles click + Enter/Space keypresses for keyboard accessibility (WCAG 2.1 SC 2.1.1).
3309 - $(document).on('click keydown', '.floating-chatbot-button', function(e) {
3310 - if (e.type === 'keydown') {
3311 - if (e.key !== 'Enter' && e.key !== ' ' && e.key !== 'Spacebar') return;
3312 - e.preventDefault();
3313 - }
2465 + $(document).on('click', '.floating-chatbot-button', function() {
3314 2466 var botId = getBotIdFromElement(this);
3315 2467 var $chatbot = getElement(botId, 'floating-chatbot');
3316 2468 var $badge = getElement(botId, 'chat-notification-badge');
3317 2469 var $preChat = getElement(botId, 'pre-chat-message');
@@ -3316,88 +2468,35 @@
3316 2468 var $badge = getElement(botId, 'chat-notification-badge');
3317 2469 var $preChat = getElement(botId, 'pre-chat-message');
3318 2470
3319 2471 if ($chatbot.hasClass('hidden')) {
3320 - $chatbot.removeClass('hidden').addClass('visible')
3321 - .attr('aria-modal', 'true').attr('role', 'dialog');
3322 - $(this).addClass('hidden').attr('aria-expanded', 'true');
2472 + $chatbot.removeClass('hidden').addClass('visible');
2473 + $(this).addClass('hidden');
3323 2474 $badge.hide(); // Hide notification when opening chat
3324 2475 disableScroll();
3325 2476 $preChat.fadeOut(250);
3326 -
3327 - // First open per page load: re-fetch behavior settings in case
3328 - // this page's inline values came from a stale full-page cache
3329 - // (plan-32db95). Idempotent — later opens are a no-op.
3330 - mxchatRefreshDynamicSettings();
3331 -
3332 - // Load chat history for returning visitors (persistence)
3333 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
3334 - if (chatPersistenceEnabled) {
3335 - MxChatInstances.ensureSession(botId);
3336 - }
3337 -
3338 - // Deferred email check — only on first widget open
3339 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3340 - var instance = MxChatInstances.get(botId);
3341 - if (emailBlocker && !instance.emailCheckDone) {
3342 - instance.emailCheckDone = true;
3343 - resolveEmailState(botId);
3344 - } else if (!emailBlocker) {
3345 - // No email collection — still route through showChatContainerForBot
3346 - // so the loader is shown while chat history loads
3347 - showChatContainerForBot(botId);
3348 - }
3349 -
3350 - // Move keyboard focus into the message input after the open transition.
3351 - setTimeout(function() {
3352 - var chatInput = getElementDOM(botId, 'chat-input');
3353 - if (chatInput && !chatInput.disabled) {
3354 - try { chatInput.focus({ preventScroll: true }); } catch (err) { chatInput.focus(); }
3355 - }
3356 - }, 300);
3357 2477 } else {
3358 - $chatbot.removeClass('visible').addClass('hidden').removeAttr('aria-modal');
3359 - $(this).removeClass('hidden').attr('aria-expanded', 'false');
2478 + $chatbot.removeClass('visible').addClass('hidden');
2479 + $(this).removeClass('hidden');
3360 2480 enableScroll();
3361 2481 checkPreChatDismissal(botId);
3362 2482 }
3363 2483 });
3364 2484
3365 - // Allow clicking anywhere on the title bar to close the chatbot.
3366 - // Returns keyboard focus to the launcher so keyboard users don't get
3367 - // stranded at <body> (WCAG SC 2.4.3 Focus Order). :focus-visible is
3368 - // heuristic-based so mouse-triggered close won't show a focus ring.
2485 + // Allow clicking anywhere on the title bar to close the chatbot
3369 2486 $(document).on('click', '.chatbot-top-bar', function() {
3370 2487 var botId = getBotIdFromElement(this);
3371 - getElement(botId, 'floating-chatbot').addClass('hidden').removeClass('visible').removeAttr('aria-modal');
3372 - var $launcher = getElement(botId, 'floating-chatbot-button');
3373 - $launcher.removeClass('hidden').attr('aria-expanded', 'false');
2488 + getElement(botId, 'floating-chatbot').addClass('hidden').removeClass('visible');
2489 + getElement(botId, 'floating-chatbot-button').removeClass('hidden');
3374 2490 enableScroll();
3375 - try { $launcher.trigger('focus'); } catch (err) { /* no-op */ }
3376 2491 });
3377 2492
3378 - // Global Escape-key handler — closes any visible chat widget and
3379 - // returns focus to its launcher. Standard modal-dismissal pattern;
3380 - // pairs with aria-modal="true" set on the widget when it opens.
3381 - $(document).on('keydown', function(e) {
3382 - if (e.key !== 'Escape' && e.key !== 'Esc') return;
3383 - var $visible = $('.floating-chatbot.visible');
3384 - if (!$visible.length) return;
3385 - e.preventDefault();
3386 - $visible.each(function() {
3387 - var botId = getBotIdFromElement(this);
3388 - $(this).addClass('hidden').removeClass('visible').removeAttr('aria-modal');
3389 - var $launcher = getElement(botId, 'floating-chatbot-button');
3390 - $launcher.removeClass('hidden').attr('aria-expanded', 'false');
3391 - try { $launcher.trigger('focus'); } catch (err) { /* no-op */ }
3392 - });
3393 - enableScroll();
3394 - });
3395 -
3396 2493 $(document).on('click', '.close-pre-chat-message', function(e) {
3397 2494 e.stopPropagation(); // Prevent triggering the parent .pre-chat-message click
3398 2495 var botId = getBotIdFromElement(this);
3399 - handlePreChatDismissal(botId);
2496 + getElement(botId, 'pre-chat-message').fadeOut(200, function() {
2497 + $(this).remove();
2498 + });
3400 2499 });
3401 2500
3402 2501
3403 2502 // PDF upload button handlers - use class selector
@@ -3413,20 +2512,17 @@
3413 2512 var wordInput = getElementDOM(botId, 'word-upload');
3414 2513 if (wordInput) wordInput.click();
3415 2514 });
3416 2515
3417 - // PDF file input change handler - delegated, bot-aware (was bound to stale un-suffixed id 'pdf-upload')
3418 - $(document).on('change', '.pdf-upload', async function(e) {
3419 - var botId = getBotIdFromElement(this);
3420 - var instance = MxChatInstances.get(botId);
3421 - const file = this.files[0];
3422 - const sessionId = MxChatInstances.ensureSession(botId);
3423 -
2516 + // PDF file input change handler
2517 + addSafeEventListener('pdf-upload', 'change', async function(e) {
2518 + const file = e.target.files[0];
2519 +
3424 2520 if (!file || file.type !== 'application/pdf') {
3425 2521 alert('Please select a valid PDF file.');
3426 2522 return;
3427 2523 }
3428 -
2524 +
3429 2525 if (!sessionId) {
3430 2526 alert('Error: No session ID found');
3431 2527 return;
3432 2528 }
@@ -3434,49 +2530,47 @@
3434 2530 if (!mxchatChat || !mxchatChat.ajax_url || !mxchatChat.nonce) {
3435 2531 alert('Error: Ajax configuration missing');
3436 2532 return;
3437 2533 }
3438 -
2534 +
3439 2535 // Disable buttons and show loading state
3440 - const uploadBtn = getElementDOM(botId, 'pdf-upload-btn');
3441 - const sendBtn = getElementDOM(botId, 'send-button');
3442 - if (!uploadBtn) return;
2536 + const uploadBtn = document.getElementById('pdf-upload-btn');
2537 + const sendBtn = document.getElementById('send-button');
3443 2538 const originalBtnContent = uploadBtn.innerHTML;
3444 -
2539 +
3445 2540 try {
3446 - // Wait for page-cache nonce refresh before reading mxchatChat.nonce. See plan-c5457f.
3447 - await new Promise(function(resolve) { refreshNonceIfNeeded(resolve); });
3448 2541 const formData = new FormData();
3449 2542 formData.append('action', 'mxchat_upload_pdf');
3450 2543 formData.append('pdf_file', file);
3451 2544 formData.append('session_id', sessionId);
3452 2545 formData.append('nonce', mxchatChat.nonce);
3453 -
2546 +
3454 2547 uploadBtn.disabled = true;
3455 - if (sendBtn) sendBtn.disabled = true;
2548 + sendBtn.disabled = true;
3456 2549 uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
3457 2550 <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
3458 2551 </svg>`;
3459 -
2552 +
3460 2553 const response = await fetch(mxchatChat.ajax_url, {
3461 2554 method: 'POST',
3462 2555 body: formData
3463 2556 });
3464 -
2557 +
3465 2558 const data = await response.json();
3466 -
2559 +
3467 2560 if (data.success) {
3468 2561 // Hide popular questions if they exist
3469 - if (hasQuickQuestions(botId)) {
3470 - collapseQuickQuestions(botId);
2562 + const popularQuestionsContainer = document.getElementById('mxchat-popular-questions');
2563 + if (hasQuickQuestions()) {
2564 + collapseQuickQuestions();
3471 2565 }
3472 -
2566 +
3473 2567 // Show the active PDF name
3474 - showActivePdf(data.data.filename, botId);
3475 -
3476 - appendMessage('bot', data.data.message, '', [], false, botId);
3477 - scrollToBottom(botId);
3478 - instance.activePdfFile = data.data.filename;
2568 + showActivePdf(data.data.filename);
2569 +
2570 + appendMessage('bot', data.data.message);
2571 + scrollToBottom();
2572 + activePdfFile = data.data.filename;
3479 2573 } else {
3480 2574 alert('Failed to upload PDF. Please try again.');
3481 2575 }
3482 2576 } catch (error) {
@@ -3482,76 +2576,66 @@
3482 2576 } catch (error) {
3483 2577 alert('Error uploading file. Please try again.');
3484 2578 } finally {
3485 2579 uploadBtn.disabled = false;
3486 - if (sendBtn) sendBtn.disabled = false;
2580 + sendBtn.disabled = false;
3487 2581 uploadBtn.innerHTML = originalBtnContent;
3488 2582 this.value = ''; // Reset file input
3489 2583 }
3490 2584 });
3491 2585
3492 - // Word file input change handler - delegated, bot-aware (was bound to stale un-suffixed id 'word-upload')
3493 - $(document).on('change', '.word-upload', async function(e) {
3494 - var botId = getBotIdFromElement(this);
3495 - var instance = MxChatInstances.get(botId);
3496 - const file = this.files[0];
3497 - const sessionId = MxChatInstances.ensureSession(botId);
3498 -
2586 + // Word file input change handler
2587 + addSafeEventListener('word-upload', 'change', async function(e) {
2588 + const file = e.target.files[0];
2589 +
3499 2590 if (!file || file.type !== 'application/vnd.openxmlformats-officedocument.wordprocessingml.document') {
3500 2591 alert('Please select a valid Word document (.docx).');
3501 2592 return;
3502 2593 }
3503 -
2594 +
3504 2595 if (!sessionId) {
3505 2596 alert('Error: No session ID found');
3506 2597 return;
3507 2598 }
3508 2599
3509 - if (!mxchatChat || !mxchatChat.ajax_url || !mxchatChat.nonce) {
3510 - alert('Error: Ajax configuration missing');
3511 - return;
3512 - }
3513 -
3514 2600 // Disable buttons and show loading state
3515 - const uploadBtn = getElementDOM(botId, 'word-upload-btn');
3516 - const sendBtn = getElementDOM(botId, 'send-button');
3517 - if (!uploadBtn) return;
2601 + const uploadBtn = document.getElementById('word-upload-btn');
2602 + const sendBtn = document.getElementById('send-button');
3518 2603 const originalBtnContent = uploadBtn.innerHTML;
3519 -
2604 +
3520 2605 try {
3521 - // Wait for page-cache nonce refresh before reading mxchatChat.nonce. See plan-c5457f.
3522 - await new Promise(function(resolve) { refreshNonceIfNeeded(resolve); });
3523 2606 const formData = new FormData();
3524 2607 formData.append('action', 'mxchat_upload_word');
3525 2608 formData.append('word_file', file);
3526 2609 formData.append('session_id', sessionId);
3527 2610 formData.append('nonce', mxchatChat.nonce);
3528 -
2611 +
3529 2612 uploadBtn.disabled = true;
3530 - if (sendBtn) sendBtn.disabled = true;
2613 + sendBtn.disabled = true;
3531 2614 uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
3532 2615 <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
3533 2616 </svg>`;
3534 -
2617 +
3535 2618 const response = await fetch(mxchatChat.ajax_url, {
3536 2619 method: 'POST',
3537 2620 body: formData
3538 2621 });
3539 -
2622 +
3540 2623 const data = await response.json();
3541 -
2624 +
3542 2625 if (data.success) {
3543 2626 // Hide popular questions if they exist
3544 - if (hasQuickQuestions(botId)) {
3545 - collapseQuickQuestions(botId);
2627 + const popularQuestionsContainer = document.getElementById('mxchat-popular-questions');
2628 + if (hasQuickQuestions()) {
2629 + collapseQuickQuestions();
3546 2630 }
3547 -
2631 +
3548 2632 // Show the active Word document name
3549 - showActiveWord(data.data.filename, botId);
3550 -
3551 - appendMessage('bot', data.data.message, '', [], false, botId);
3552 - scrollToBottom(botId);
3553 - instance.activeWordFile = data.data.filename;
2633 + showActiveWord(data.data.filename);
2634 +
2635 + appendMessage('bot', data.data.message);
2636 + scrollToBottom();
2637 + activeWordFile = data.data.filename;
3554 2638 } else {
3555 2639 alert('Failed to upload Word document. Please try again.');
3556 2640 }
3557 2641 } catch (error) {
@@ -3557,25 +2641,25 @@
3557 2641 } catch (error) {
3558 2642 alert('Error uploading file. Please try again.');
3559 2643 } finally {
3560 2644 uploadBtn.disabled = false;
3561 - if (sendBtn) sendBtn.disabled = false;
2645 + sendBtn.disabled = false;
3562 2646 uploadBtn.innerHTML = originalBtnContent;
3563 2647 this.value = ''; // Reset file input
3564 2648 }
3565 2649 });
3566 2650
3567 - // Remove button click handlers - delegated, bot-aware (were bound to stale un-suffixed ids)
3568 - $(document).on('click', '.remove-pdf-btn', function(e) {
2651 + // Remove button click handlers
2652 + document.getElementById('remove-pdf-btn')?.addEventListener('click', function(e) {
3569 2653 e.preventDefault();
3570 2654 e.stopPropagation();
3571 - removeActivePdf(getBotIdFromElement(this));
2655 + removeActivePdf();
3572 2656 });
3573 -
3574 - $(document).on('click', '.remove-word-btn', function(e) {
2657 +
2658 + document.getElementById('remove-word-btn')?.addEventListener('click', function(e) {
3575 2659 e.preventDefault();
3576 2660 e.stopPropagation();
3577 - removeActiveWord(getBotIdFromElement(this));
2661 + removeActiveWord();
3578 2662 });
3579 2663
3580 2664 // Window resize handlers
3581 2665 $(window).on('resize orientationchange', function() {
@@ -3613,59 +2697,8 @@
3613 2697 });
3614 2698
3615 2699
3616 2700 // ====================================
3617 -// INIT LOADER & CHAT CONTAINER HELPERS
3618 -// ====================================
3619 -// These must be outside the email collection block so they're always available
3620 -// (used by persistence loading even when email collection is off)
3621 -
3622 -function showInitLoader(botId) {
3623 - var loader = getElementDOM(botId, 'mxchat-init-loader');
3624 - if (loader) loader.style.display = 'flex';
3625 -}
3626 -
3627 -function hideInitLoader(botId) {
3628 - var loader = getElementDOM(botId, 'mxchat-init-loader');
3629 - if (loader) loader.style.display = 'none';
3630 -}
3631 -
3632 -function showEmailFormForBot(botId) {
3633 - hideInitLoader(botId);
3634 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3635 - var chatContainer = getElementDOM(botId, 'chat-container');
3636 - if (emailBlocker) emailBlocker.style.display = 'flex';
3637 - if (chatContainer) chatContainer.style.display = 'none';
3638 -}
3639 -
3640 -function showChatContainerForBot(botId) {
3641 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3642 - var chatContainer = getElementDOM(botId, 'chat-container');
3643 - if (emailBlocker) emailBlocker.style.display = 'none';
3644 -
3645 - var instance = MxChatInstances.get(botId);
3646 - var chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
3647 -
3648 - // If persistence is on and history hasn't loaded yet, show loader
3649 - // while history loads to prevent flash of empty chat
3650 - if (chatPersistenceEnabled && !instance.chatHistoryLoaded) {
3651 - if (chatContainer) chatContainer.style.display = 'none';
3652 - showInitLoader(botId);
3653 - loadChatHistory(botId, function() {
3654 - hideInitLoader(botId);
3655 - if (chatContainer) chatContainer.style.display = 'flex';
3656 - scrollToBottom(botId, true);
3657 - });
3658 - } else {
3659 - hideInitLoader(botId);
3660 - if (chatContainer) chatContainer.style.display = 'flex';
3661 - if (typeof loadChatHistory === 'function') {
3662 - loadChatHistory(botId);
3663 - }
3664 - }
3665 -}
3666 -
3667 -// ====================================
3668 2701 // EMAIL COLLECTION SETUP - MULTI-INSTANCE VERSION
3669 2702 // ====================================
3670 2703 // Only run email collection setup if it's enabled
3671 2704 if (mxchatChat && mxchatChat.email_collection_enabled === 'on') {
@@ -3701,8 +2734,28 @@
3701 2734 `;
3702 2735 document.head.appendChild(style);
3703 2736 }
3704 2737
2738 + // Helper functions for email collection (multi-instance aware)
2739 + function showEmailFormForBot(botId) {
2740 + var emailBlocker = getElementDOM(botId, 'email-blocker');
2741 + var chatContainer = getElementDOM(botId, 'chat-container');
2742 + if (emailBlocker) emailBlocker.style.display = 'flex';
2743 + if (chatContainer) chatContainer.style.display = 'none';
2744 + }
2745 +
2746 + function showChatContainerForBot(botId) {
2747 + var emailBlocker = getElementDOM(botId, 'email-blocker');
2748 + var chatContainer = getElementDOM(botId, 'chat-container');
2749 + if (emailBlocker) emailBlocker.style.display = 'none';
2750 + if (chatContainer) chatContainer.style.display = 'flex';
2751 +
2752 + // Load chat history for this bot
2753 + if (typeof loadChatHistory === 'function') {
2754 + loadChatHistory(botId);
2755 + }
2756 + }
2757 +
3705 2758 function isValidEmailAddress(email) {
3706 2759 const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
3707 2760 return emailRegex.test(email.trim()) && email.length <= 254;
3708 2761 }
@@ -3824,31 +2877,11 @@
3824 2877 existingErrors.forEach(error => error.remove());
3825 2878 }
3826 2879 }
3827 2880
3828 - // Resolve email state using server-side data when available, AJAX fallback otherwise
3829 - function resolveEmailState(botId) {
3830 - if (mxchatChat.skip_email_check && mxchatChat.initial_email_state) {
3831 - if (mxchatChat.initial_email_state.show_email_form) {
3832 - showEmailFormForBot(botId);
3833 - } else {
3834 - showChatContainerForBot(botId);
3835 - }
3836 - } else {
3837 - checkSessionAndEmailForBot(botId);
3838 - }
3839 - }
3840 -
3841 2881 function checkSessionAndEmailForBot(botId) {
3842 - const sessionId = MxChatInstances.ensureSession(botId);
2882 + const sessionId = getChatSession(botId);
3843 2883
3844 - // Hide both panels while we check — show loader instead
3845 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3846 - var chatContainer = getElementDOM(botId, 'chat-container');
3847 - if (emailBlocker) emailBlocker.style.display = 'none';
3848 - if (chatContainer) chatContainer.style.display = 'none';
3849 - showInitLoader(botId);
3850 -
3851 2884 fetch(mxchatChat.ajax_url, {
3852 2885 method: 'POST',
3853 2886 headers: {
3854 2887 'Content-Type': 'application/x-www-form-urlencoded',
@@ -3896,9 +2929,9 @@
3896 2929 var emailInput = getElementDOM(botId, 'user-email');
3897 2930 var nameInput = getElementDOM(botId, 'user-name');
3898 2931 var userEmail = emailInput ? emailInput.value.trim() : '';
3899 2932 var userName = nameInput ? nameInput.value.trim() : '';
3900 - var sessionId = MxChatInstances.ensureSession(botId);
2933 + var sessionId = getChatSession(botId);
3901 2934
3902 2935 // Validate email
3903 2936 if (!userEmail) {
3904 2937 showEmailError(botId, 'Please enter your email address.');
@@ -4021,27 +3054,25 @@
4021 3054 }
4022 3055 });
4023 3056
4024 3057 // Initialize email check for all bot instances
4025 - // For floating bots: defer until widget is opened (zero passive AJAX)
4026 - // For embedded bots: check immediately since the form is visible
4027 3058 $('.mxchat-chatbot-wrapper').each(function() {
4028 3059 var botId = $(this).data('bot-id') || 'default';
4029 3060 var emailBlocker = getElementDOM(botId, 'email-blocker');
4030 3061
3062 + // Only check if email blocker exists for this bot
4031 3063 if (emailBlocker) {
4032 - if (isEmbeddedBot(botId)) {
4033 - // Embedded bots are always visible — check now
4034 - resolveEmailState(botId);
3064 + if (mxchatChat.skip_email_check && mxchatChat.initial_email_state) {
3065 + if (mxchatChat.initial_email_state.show_email_form) {
3066 + showEmailFormForBot(botId);
3067 + } else {
3068 + showChatContainerForBot(botId);
3069 + }
3070 + } else {
3071 + setTimeout(function() {
3072 + checkSessionAndEmailForBot(botId);
3073 + }, 100);
4035 3074 }
4036 - // Floating bots: handled in the widget open handler
4037 - } else if (isEmbeddedBot(botId)) {
4038 - // Embedded bot, no email collection — load history with loader
4039 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
4040 - if (chatPersistenceEnabled) {
4041 - MxChatInstances.ensureSession(botId);
4042 - showChatContainerForBot(botId);
4043 - }
4044 3075 }
4045 3076 });
4046 3077 }
4047 3078
@@ -4051,32 +3082,39 @@
4051 3082 var $chatbot = getElement(botId, 'floating-chatbot');
4052 3083 if ($chatbot.hasClass('hidden')) {
4053 3084 $chatbot.removeClass('hidden').addClass('visible');
4054 3085 getElement(botId, 'floating-chatbot-button').addClass('hidden');
4055 - handlePreChatDismissal(botId);
3086 + $(this).fadeOut(250); // Hide pre-chat message
4056 3087 disableScroll(); // Disable scroll when chatbot opens
3088 + }
3089 + });
4057 3090
4058 - // Load chat history for returning visitors (persistence)
4059 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
4060 - if (chatPersistenceEnabled) {
4061 - MxChatInstances.ensureSession(botId);
4062 - }
3091 + // Dismiss pre-chat message via close button - handled by event delegation above at line ~2376
3092 + // This is a fallback for legacy support
3093 + $(document).on('click', '.close-pre-chat-message', function() {
3094 + var botId = getBotIdFromElement(this);
3095 + var $preChat = getElement(botId, 'pre-chat-message');
3096 + $preChat.fadeOut(200); // Hide the message
4063 3097
4064 - // Deferred email check — only on first widget open
4065 - var emailBlocker = getElementDOM(botId, 'email-blocker');
4066 - var instance = MxChatInstances.get(botId);
4067 - if (emailBlocker && !instance.emailCheckDone) {
4068 - instance.emailCheckDone = true;
4069 - resolveEmailState(botId);
4070 - } else if (!emailBlocker) {
4071 - showChatContainerForBot(botId);
3098 + // Send an AJAX request to set the transient flag for 24 hours
3099 + $.ajax({
3100 + url: mxchatChat.ajax_url,
3101 + type: 'POST',
3102 + data: {
3103 + action: 'mxchat_dismiss_pre_chat_message',
3104 + _ajax_nonce: mxchatChat.nonce
3105 + },
3106 + success: function() {
3107 + // Ensure the message is hidden after dismissal
3108 + $preChat.hide();
3109 + },
3110 + error: function() {
3111 + // Error dismissing pre-chat message - silently continue
4072 3112 }
4073 - }
3113 + });
4074 3114 });
4075 3115
4076 - // Legacy duplicate close handler removed — handled by single event delegation above
4077 3116
4078 -
4079 3117 function hasQuickQuestions(botId) {
4080 3118 botId = botId || 'default';
4081 3119 var questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
4082 3120 if (!questionsContainer) return false;
@@ -4212,11 +3250,18 @@
4212 3250 });
4213 3251
4214 3252 // Initialize when document is ready
4215 3253 setFullHeight();
3254 + trackOriginatingPage();
4216 3255
4217 - // Note: trackOriginatingPage() and loadChatHistory() are now deferred
4218 - // until the user's first interaction via MxChatInstances.ensureSession()
3256 + // Only load chat history if email collection is disabled
3257 + if (mxchatChat.email_collection_enabled !== 'on') {
3258 + // Load history for all instances
3259 + $('.mxchat-chatbot-wrapper').each(function() {
3260 + var botId = $(this).data('bot-id') || 'default';
3261 + loadChatHistory(botId);
3262 + });
3263 + }
4219 3264
4220 3265 // Initialize chat visibility for all instances
4221 3266 $('.mxchat-chatbot-wrapper').each(function() {
4222 3267 var botId = $(this).data('bot-id') || 'default';
@@ -4269,312 +3314,6 @@
4269 3314 }, 2000);
4270 3315 });
4271 3316 }
4272 3317 }
4273 -});
4274 -
4275 -// ============================================================================
4276 -// SATISFACTION RATING (v3.2.6)
4277 -// ============================================================================
4278 -// Per-session 👍/👎 prompt that appears in the chat-box after 60s of user
4279 -// inactivity following a bot reply. One prompt per session, deduped via
4280 -// localStorage. Runs ONLY when the satisfaction_rating_enabled option is on —
4281 -// the option (default off) is authoritative.
4282 -jQuery(function($) {
4283 - if (typeof mxchatChat === 'undefined') return;
4284 - // wp_localize_script stringifies scalars: a PHP boolean false arrives as
4285 - // '' and true as '1', so this must be an explicit-enable allowlist — the
4286 - // old "disabled when exactly false/'off'" check let '' through and the
4287 - // bubble rendered on sites with the option off/unset (plan-4bba64). PHP
4288 - // now emits 'on'/'off' strings; true/'1'/1 keep cached pre-fix HTML
4289 - // (boolean-true localizations) working.
4290 - // NOTE (plan-32db95): this gate reads the INLINE value at DOM ready and is
4291 - // deliberately NOT re-evaluated after the widget's dynamic-settings refresh
4292 - // merges fresh values over mxchatChat (that merge fires on first widget
4293 - // open, after this module has already decided). Re-evaluating would mean
4294 - // restructuring the whole module to late-bind its listeners — not worth it
4295 - // for a prompt that is at worst stale for one page load on a cached page.
4296 - var sre = mxchatChat.satisfaction_rating_enabled;
4297 - if (sre !== 'on' && sre !== true && sre !== '1' && sre !== 1) return;
4298 -
4299 - // wp_localize_script stringifies ints, so accept both number and numeric string.
4300 - var idleRaw = mxchatChat.satisfaction_rating_idle_seconds;
4301 - var idleSeconds = (typeof idleRaw === 'number') ? idleRaw : parseInt(idleRaw, 10);
4302 - if (!isFinite(idleSeconds)) idleSeconds = 60;
4303 - if (idleSeconds < 5) idleSeconds = 5;
4304 - if (idleSeconds > 600) idleSeconds = 600;
4305 - var IDLE_MS = idleSeconds * 1000;
4306 - var MIN_BOT_REPLIES = 2;
4307 - var ratingState = {};
4308 -
4309 - function getState(botId) {
4310 - if (!ratingState[botId]) {
4311 - ratingState[botId] = { idleTimer: null, botReplies: 0, promptShown: false, dismissed: false };
4312 - }
4313 - return ratingState[botId];
4314 - }
4315 -
4316 - function getSessionId(botId) {
4317 - if (typeof MxChatInstances !== 'undefined' && MxChatInstances.getChatSession) {
4318 - return MxChatInstances.getChatSession(botId);
4319 - }
4320 - return null;
4321 - }
4322 -
4323 - function isAlreadyRated(sessionId) {
4324 - if (!sessionId) return false;
4325 - try { return localStorage.getItem('mxchat_rated:' + sessionId) === '1'; } catch (e) { return false; }
4326 - }
4327 -
4328 - function markRated(sessionId) {
4329 - if (!sessionId) return;
4330 - try { localStorage.setItem('mxchat_rated:' + sessionId, '1'); } catch (e) {}
4331 - }
4332 -
4333 - function esc(s) {
4334 - return String(s == null ? '' : s)
4335 - .replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;')
4336 - .replace(/"/g, '&quot;').replace(/'/g, '&#039;');
4337 - }
4338 -
4339 - // Mirror shouldSkipInlineColors so rating bubbles defer to AI-theme CSS.
4340 - function ratingSkipInlineColors(botId) {
4341 - if (mxchatChat.skip_inline_colors) return true;
4342 - var botAssignments = mxchatChat.bot_theme_assignments || {};
4343 - return botAssignments.hasOwnProperty(botId);
4344 - }
4345 -
4346 - function botBubbleStyleAttr(botId) {
4347 - if (ratingSkipInlineColors(botId)) return '';
4348 - var bg = mxchatChat.bot_message_bg_color;
4349 - var fg = mxchatChat.bot_message_font_color;
4350 - if (!bg && !fg) return '';
4351 - return ' style="background-color: ' + esc(bg || '') + '; color: ' + esc(fg || '') + ';"';
4352 - }
4353 -
4354 - // Reads the rating bubble's actual computed fg+bg (whatever paints it —
4355 - // the inline color pickers OR the mxchat-theme AI customizer's injected CSS)
4356 - // and paints the filled "Send" pill so it fills with the bot font color and
4357 - // labels in the bubble bg. Mirrors mxchatSyncMenuColors(~:1512) for the read.
4358 - // We paint the submit button DIRECTLY (inline longhand) rather than relying
4359 - // on the CSS rule's var()s: Chromium resolves an INHERITED custom property
4360 - // unreliably inside a descendant's `background`, so a bubble-level var would
4361 - // silently fall back to the literal (white-block bug all over again). Inline
4362 - // longhand always wins. Same transparent-guard as the menu so we never paint
4363 - // a see-through value — in that case the CSS literal fallbacks keep it legible.
4364 - function syncRatingBubbleColors(botId) {
4365 - var $chatBox = getChatBoxByBotId(botId);
4366 - if (!$chatBox || !$chatBox.length) return;
4367 - var bubbleEl = $chatBox.find('.mxchat-rating-bot-bubble').last()[0];
4368 - if (!bubbleEl) return;
4369 - var cs = window.getComputedStyle(bubbleEl);
4370 - var fg = cs.color;
4371 - var bg = cs.backgroundColor;
4372 - var hasFg = fg && fg !== 'rgba(0, 0, 0, 0)' && fg !== 'transparent';
4373 - var hasBg = bg && bg !== 'rgba(0, 0, 0, 0)' && bg !== 'transparent';
4374 - // Expose on the bubble too, for any inheriting styles / future use.
4375 - if (hasFg) bubbleEl.style.setProperty('--mxchat-bot-fg', fg);
4376 - if (hasBg) bubbleEl.style.setProperty('--mxchat-bot-bg', bg);
4377 - // Paint the Send pill directly — the part that actually fixes the bug.
4378 - var submitEl = bubbleEl.querySelector('.mxchat-rating-submit');
4379 - if (submitEl) {
4380 - if (hasFg) submitEl.style.backgroundColor = fg; // fill = bot font color
4381 - if (hasBg) submitEl.style.color = bg; // label = bubble background
4382 - }
4383 - }
4384 -
4385 - function copy(key) {
4386 - var c = mxchatChat.satisfaction_rating_copy || {};
4387 - var d = {
4388 - question: 'Was this helpful?',
4389 - helpful: 'Helpful',
4390 - not_helpful: 'Not helpful',
4391 - dismiss: 'Dismiss',
4392 - thanks: 'Thanks! Anything we should improve? (optional)',
4393 - placeholder: 'Tell us what could be better…',
4394 - send: 'Send',
4395 - skip: 'Skip',
4396 - saved: 'Thanks for the feedback.'
4397 - };
4398 - return c[key] || d[key];
4399 - }
4400 -
4401 - function thumbUpSvg() {
4402 - 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>';
4403 - }
4404 - function thumbDownSvg() {
4405 - 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>';
4406 - }
4407 -
4408 - function buildPromptHtml(botId) {
4409 - var styleAttr = botBubbleStyleAttr(botId);
4410 - return ''
4411 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4412 - + '<div class="mxchat-rating-prompt" data-bot-id="' + esc(botId) + '" role="group" aria-label="' + esc(copy('question')) + '">'
4413 - + '<div class="mxchat-rating-question">' + esc(copy('question')) + '</div>'
4414 - + '<div class="mxchat-rating-actions">'
4415 - + '<span class="mxchat-rating-buttons">'
4416 - + '<button type="button" class="mxchat-rating-btn" data-rating="1" aria-label="' + esc(copy('helpful')) + '">' + thumbUpSvg() + '</button>'
4417 - + '<button type="button" class="mxchat-rating-btn" data-rating="-1" aria-label="' + esc(copy('not_helpful')) + '">' + thumbDownSvg() + '</button>'
4418 - + '</span>'
4419 - + '<button type="button" class="mxchat-rating-dismiss" aria-label="' + esc(copy('dismiss')) + '">×</button>'
4420 - + '</div>'
4421 - + '</div>'
4422 - + '</div>';
4423 - }
4424 -
4425 - function buildFeedbackHtml(botId, rating) {
4426 - var styleAttr = botBubbleStyleAttr(botId);
4427 - return ''
4428 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4429 - + '<div class="mxchat-rating-feedback" data-bot-id="' + esc(botId) + '" data-rating="' + esc(String(rating)) + '">'
4430 - + '<div class="mxchat-rating-feedback-label">' + esc(copy('thanks')) + '</div>'
4431 - + '<textarea class="mxchat-rating-feedback-input" maxlength="500" placeholder="' + esc(copy('placeholder')) + '" rows="2"></textarea>'
4432 - + '<div class="mxchat-rating-feedback-actions">'
4433 - + '<button type="button" class="mxchat-rating-skip">' + esc(copy('skip')) + '</button>'
4434 - + '<button type="button" class="mxchat-rating-submit">' + esc(copy('send')) + '</button>'
4435 - + '</div>'
4436 - + '</div>'
4437 - + '</div>';
4438 - }
4439 -
4440 - function buildSavedHtml(botId) {
4441 - var styleAttr = botBubbleStyleAttr(botId);
4442 - return ''
4443 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4444 - + '<div class="mxchat-rating-saved">' + esc(copy('saved')) + '</div>'
4445 - + '</div>';
4446 - }
4447 -
4448 - function getChatBoxByBotId(botId) {
4449 - var $byId = $('#chat-box-' + botId);
4450 - if ($byId.length) return $byId.first();
4451 - return $('.chat-box').first();
4452 - }
4453 -
4454 - function scrollChatBoxToBottom($chatBox) {
4455 - if (!$chatBox || !$chatBox.length) return;
4456 - $chatBox.scrollTop($chatBox[0].scrollHeight);
4457 - }
4458 -
4459 - function showPrompt(botId) {
4460 - var s = getState(botId);
4461 - if (s.promptShown || s.dismissed) return;
4462 - var sessionId = getSessionId(botId);
4463 - if (!sessionId) return;
4464 - if (isAlreadyRated(sessionId)) { s.promptShown = true; return; }
4465 - var $chatBox = getChatBoxByBotId(botId);
4466 - if (!$chatBox.length) return;
4467 - if ($chatBox.find('.mxchat-rating-prompt').length) { s.promptShown = true; return; }
4468 - $chatBox.append(buildPromptHtml(botId));
4469 - syncRatingBubbleColors(botId);
4470 - s.promptShown = true;
4471 - scrollChatBoxToBottom($chatBox);
4472 - }
4473 -
4474 - function submitRating(botId, rating, feedback) {
4475 - var sessionId = getSessionId(botId);
4476 - if (!sessionId) return;
4477 - $.post(mxchatChat.ajax_url, {
4478 - action: 'mxchat_save_rating',
4479 - session_id: sessionId,
4480 - bot_id: botId,
4481 - rating: rating,
4482 - feedback: feedback || ''
4483 - });
4484 - markRated(sessionId);
4485 - }
4486 -
4487 - function onBotReply(botId) {
4488 - var s = getState(botId);
4489 - s.botReplies += 1;
4490 - if (s.promptShown || s.dismissed) return;
4491 - var sessionId = getSessionId(botId);
4492 - if (sessionId && isAlreadyRated(sessionId)) { s.promptShown = true; return; }
4493 - if (s.botReplies < MIN_BOT_REPLIES) return;
4494 - if (s.idleTimer) clearTimeout(s.idleTimer);
4495 - s.idleTimer = setTimeout(function() { showPrompt(botId); }, IDLE_MS);
4496 - }
4497 -
4498 - function onUserMessage(botId) {
4499 - var s = getState(botId);
4500 - if (s.idleTimer) { clearTimeout(s.idleTimer); s.idleTimer = null; }
4501 - }
4502 -
4503 - function botIdFromChatBox(el) {
4504 - var id = el && el.id ? el.id : '';
4505 - return id.indexOf('chat-box-') === 0 ? id.substring('chat-box-'.length) : 'default';
4506 - }
4507 -
4508 - function setupObserver(chatBox) {
4509 - var botId = botIdFromChatBox(chatBox);
4510 - try {
4511 - var observer = new MutationObserver(function(mutations) {
4512 - mutations.forEach(function(m) {
4513 - for (var i = 0; i < m.addedNodes.length; i++) {
4514 - var node = m.addedNodes[i];
4515 - if (!node || node.nodeType !== 1) continue;
4516 - var $n = $(node);
4517 - if ($n.hasClass('mxchat-rating-bot-bubble') || $n.hasClass('mxchat-rating-prompt') || $n.hasClass('mxchat-rating-feedback') || $n.hasClass('mxchat-rating-saved')) continue;
4518 - if ($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)
4519 - else if ($n.hasClass('user-message')) onUserMessage(botId);
4520 - }
4521 - });
4522 - });
4523 - observer.observe(chatBox, { childList: true });
4524 - } catch (e) { /* noop */ }
4525 - }
4526 -
4527 - $('.chat-box').each(function() { setupObserver(this); });
4528 -
4529 - $(document).on('click', '.mxchat-rating-btn', function(e) {
4530 - e.preventDefault();
4531 - var $btn = $(this);
4532 - var $prompt = $btn.closest('.mxchat-rating-prompt');
4533 - var $wrap = $btn.closest('.mxchat-rating-bot-bubble');
4534 - var botId = $prompt.data('bot-id') || 'default';
4535 - var rating = parseInt($btn.attr('data-rating'), 10);
4536 - if (rating !== 1 && rating !== -1) return;
4537 - submitRating(botId, rating, '');
4538 - ($wrap.length ? $wrap : $prompt).replaceWith(buildFeedbackHtml(botId, rating));
4539 - syncRatingBubbleColors(botId);
4540 - scrollChatBoxToBottom(getChatBoxByBotId(botId));
4541 - });
4542 -
4543 - $(document).on('click', '.mxchat-rating-dismiss', function(e) {
4544 - e.preventDefault();
4545 - var $prompt = $(this).closest('.mxchat-rating-prompt');
4546 - var $wrap = $(this).closest('.mxchat-rating-bot-bubble');
4547 - var botId = $prompt.data('bot-id') || 'default';
4548 - var s = getState(botId);
4549 - s.dismissed = true;
4550 - markRated(getSessionId(botId));
4551 - ($wrap.length ? $wrap : $prompt).remove();
4552 - });
4553 -
4554 - function closeFeedback($fb) {
4555 - var botId = $fb.data('bot-id') || 'default';
4556 - var $wrap = $fb.closest('.mxchat-rating-bot-bubble');
4557 - ($wrap.length ? $wrap : $fb).replaceWith(buildSavedHtml(botId));
4558 - syncRatingBubbleColors(botId);
4559 - scrollChatBoxToBottom(getChatBoxByBotId(botId));
4560 - }
4561 -
4562 - $(document).on('click', '.mxchat-rating-skip', function(e) {
4563 - e.preventDefault();
4564 - closeFeedback($(this).closest('.mxchat-rating-feedback'));
4565 - });
4566 -
4567 - $(document).on('click', '.mxchat-rating-submit', function(e) {
4568 - e.preventDefault();
4569 - var $fb = $(this).closest('.mxchat-rating-feedback');
4570 - var botId = $fb.data('bot-id') || 'default';
4571 - var rating = parseInt($fb.attr('data-rating'), 10);
4572 - if (rating !== 1 && rating !== -1) { closeFeedback($fb); return; }
4573 - var text = String($fb.find('.mxchat-rating-feedback-input').val() || '').trim();
4574 - if (text !== '') {
4575 - submitRating(botId, rating, text);
4576 - }
4577 - closeFeedback($fb);
4578 - });
4579 3318 });
4580 3319