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MxChat – AI Chatbot & Content Generation for WordPress / 2.2.1
MxChat – AI Chatbot & Content Generation for WordPress v2.2.1
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mxchat-basic / includes / class-mxchat-public.php

class-mxchat-public.php in MxChat – AI Chatbot & Content Generation for WordPress 2.2.1, at includes/class-mxchat-public.php

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1 <?php
2 if (!defined('ABSPATH')) {
3 exit; // Exit if accessed directly
4 }
5
6 class MxChat_Public {
7 private $options;
8
9 public function __construct() {
10 // Simply get the options without defining duplicated defaults
11 $this->options = get_option('mxchat_options', array());
12 add_shortcode('mxchat_chatbot', array($this, 'render_chatbot_shortcode'));
13 add_action('wp_footer', array($this, 'append_chatbot_to_body'));
14 }
15
16 public function append_chatbot_to_body() {
17 // Use only the options we need with isset checks
18 $consent_category = 'marketing';
19
20 if (isset($this->options['append_to_body']) && $this->options['append_to_body'] === 'on') {
21 // Store consent status but always render
22 $has_consent = true;
23
24 if (
25 isset($this->options['complianz_toggle']) &&
26 $this->options['complianz_toggle'] === 'on' &&
27 function_exists('cmplz_has_consent')
28 ) {
29 $has_consent = cmplz_has_consent($consent_category);
30 }
31
32 // Add consent status as a parameter to the shortcode
33 echo do_shortcode('[mxchat_chatbot floating="yes" has_consent="' . ($has_consent ? 'yes' : 'no') . '"]');
34 }
35 }
36
37 private function mxchat_get_user_identifier() {
38 return sanitize_text_field($_SERVER['REMOTE_ADDR']);
39 }
40
41 public function render_chatbot_shortcode($atts) {
42 $attributes = shortcode_atts(array(
43 'floating' => 'yes',
44 'has_consent' => 'yes' // Add default
45 ), $atts);
46
47 $is_floating = $attributes['floating'] === 'yes';
48
49 // Check for Complianz consent if the toggle is enabled
50 $initial_visibility = 'hidden';
51 $additional_class = '';
52
53 if (isset($this->options['complianz_toggle']) && $this->options['complianz_toggle'] === 'on') {
54 // If Complianz is enabled, add no-consent class by default
55 $additional_class = ' no-consent';
56 }
57 $visibility_class = $initial_visibility . $additional_class;
58
59 // Use null coalescing operator (??) for fallbacks instead of having duplicate defaults
60 $bg_color = $this->options['chatbot_background_color'] ?? '#fff';
61 $user_message_bg_color = $this->options['user_message_bg_color'] ?? '#fff';
62 $user_message_font_color = $this->options['user_message_font_color'] ?? '#212121';
63 $bot_message_bg_color = $this->options['bot_message_bg_color'] ?? '#212121';
64 $bot_message_font_color = $this->options['bot_message_font_color'] ?? '#fff';
65 $top_bar_bg_color = $this->options['top_bar_bg_color'] ?? '#212121';
66 $send_button_font_color = $this->options['send_button_font_color'] ?? '#212121';
67 $intro_message = $this->options['intro_message'] ?? esc_html__('Hello! How can I assist you today?', 'mxchat');
68 $top_bar_title = $this->options['top_bar_title'] ?? esc_html__('MxChat: Basic', 'mxchat');
69 $chatbot_background_color = $this->options['chatbot_background_color'] ?? '#212121';
70 $icon_color = $this->options['icon_color'] ?? '#fff';
71 $chat_input_font_color = $this->options['chat_input_font_color'] ?? '#212121';
72 $close_button_color = $this->options['close_button_color'] ?? '#fff';
73 $chatbot_bg_color = $this->options['chatbot_bg_color'] ?? '#fff';
74 $pre_chat_message = isset($this->options['pre_chat_message']) ? sanitize_text_field(trim($this->options['pre_chat_message'])) : '';
75 $user_id = sanitize_key($this->mxchat_get_user_identifier());
76 $transient_key = 'mxchat_pre_chat_message_dismissed_' . $user_id;
77 $input_copy = isset($this->options['input_copy']) ? esc_attr($this->options['input_copy']) : esc_attr__('How can I assist?', 'mxchat');
78 $rate_limit_message = isset($this->options['rate_limit_message']) ? esc_attr($this->options['rate_limit_message']) : esc_attr__('Rate limit exceeded. Please try again later.', 'mxchat');
79 $mode_indicator_bg_color = $this->options['mode_indicator_bg_color'] ?? '#212121';
80 $mode_indicator_font_color = $this->options['mode_indicator_font_color'] ?? '#fff';
81
82 $privacy_toggle = isset($this->options['privacy_toggle']) && $this->options['privacy_toggle'] === 'on';
83 $privacy_text = isset($this->options['privacy_text']) ? wp_kses_post($this->options['privacy_text']) : wp_kses_post(__('By chatting, you agree to our <a href="https://example.com/privacy-policy" target="_blank">privacy policy</a>.', 'mxchat'));
84
85 $popular_question_1 = isset($this->options['popular_question_1']) ? esc_html($this->options['popular_question_1']) : '';
86 $popular_question_2 = isset($this->options['popular_question_2']) ? esc_html($this->options['popular_question_2']) : '';
87 $popular_question_3 = isset($this->options['popular_question_3']) ? esc_html($this->options['popular_question_3']) : '';
88 $additional_questions = isset($this->options['additional_popular_questions']) ? $this->options['additional_popular_questions'] : [];
89 $custom_icon = isset($this->options['custom_icon']) ? esc_url($this->options['custom_icon']) : '';
90 $title_icon = isset($this->options['title_icon']) ? esc_url($this->options['title_icon']) : '';
91 $ai_agent_text = isset($this->options['ai_agent_text']) ? esc_html($this->options['ai_agent_text']) : esc_html__('AI Agent', 'mxchat');
92
93 $live_agent_message_bg_color = $this->options['live_agent_message_bg_color'] ?? '#212121';
94 $live_agent_message_font_color = $this->options['live_agent_message_font_color'] ?? '#fff';
95 $enable_email_block = isset($this->options['enable_email_block']) &&
96 ($this->options['enable_email_block'] === '1' || $this->options['enable_email_block'] === 'on');
97
98 ob_start();
99
100 // Check if floating attribute is set to 'yes' and wrap accordingly
101 if ($is_floating) {
102 echo '<div id="floating-chatbot" class="' . $initial_visibility . $additional_class . '">';
103 }
104
105 echo '<div id="mxchat-chatbot-wrapper">';
106 echo ' <div class="chatbot-top-bar" id="exit-chat-button" style="background: ' . esc_attr($top_bar_bg_color) . ';">';
107 echo ' <div class="chatbot-title-container">';
108 echo ' <div class="chatbot-title-group">';
109 if (!empty($title_icon)) {
110 echo ' <img src="' . esc_url($title_icon) . '" alt="" class="chatbot-title-icon">';
111 }
112 echo ' <p class="chatbot-title" style="color: ' . esc_attr($close_button_color) . ';">' . esc_html($top_bar_title) . '</p>';
113 echo ' </div>';
114 echo '<span class="chat-mode-indicator" id="chat-mode-indicator" data-ai-text="' . $ai_agent_text . '" style="color: ' . esc_attr($mode_indicator_font_color) . '; background-color: ' . esc_attr($mode_indicator_bg_color) . ';">' . $ai_agent_text . '</span>';
115 echo ' </div>';
116 echo ' <button class="exit-chat" type="button" aria-label="' . esc_attr__('Minimize', 'mxchat') . '" style="color: ' . esc_attr($close_button_color) . ';">';
117 echo ' <svg xmlns="http://www.w3.org/2000/svg" height="24" viewBox="0 0 24 24" width="24" id="ic-minimize" style="fill: ' . esc_attr($close_button_color) . ';">';
118 echo ' <path d="M0 0h24v24H0z" fill="none"></path>';
119 echo ' <path d="M11.67 3.87L9.9 2.1 0 12l9.9 9.9 1.77-1.77L3.54 12z"></path>';
120 echo ' </svg>';
121 echo ' <span>' . esc_html__('Minimize', 'mxchat') . '</span>';
122 echo ' </button>';
123 echo ' </div>';
124
125 // 3b) Main chatbot container
126 echo ' <div id="mxchat-chatbot" style="background-color: ' . esc_attr($chatbot_bg_color) . ';">';
127
128 if ($enable_email_block) {
129 echo '<div id="email-blocker" class="email-blocker">';
130 echo ' <div class="email-blocker-header">';
131
132 // Safely echo the user-provided HTML
133 // (We rely on wp_kses_post() from the sanitize step to ensure it's safe)
134 $header_html = isset($this->options['email_blocker_header_content'])
135 ? $this->options['email_blocker_header_content']
136 : '';
137 echo wp_kses_post($header_html);
138
139 echo ' </div>';
140 echo ' <form id="email-collection-form">';
141 echo ' <label for="user-email" class="sr-only">' . esc_html__('Email Address', 'mxchat') . '</label>';
142 echo ' <input type="email" id="user-email" name="user_email" required placeholder="' . esc_attr__('Enter your email address', 'mxchat') . '" />';
143 echo '<button type="submit" id="email-submit-button">';
144 // If not set, fallback to default. Typically, $this->options includes defaults merged in.
145 $button_text = isset($this->options['email_blocker_button_text'])
146 ? $this->options['email_blocker_button_text']
147 : esc_html__('Start Chat', 'mxchat'); // fallback just in case
148 echo esc_html($button_text);
149 echo '</button>';
150 echo ' </form>';
151 echo '</div>';
152 }
153
154 echo ' <div id="chat-container" style="' . ($enable_email_block ? 'display: none;' : '') . '">';
155 echo ' <div id="chat-box">';
156 echo ' <div class="bot-message" style="background: ' . esc_attr($bot_message_bg_color) . ';">';
157 echo ' <div dir="auto" style="color: ' . esc_attr($bot_message_font_color) . ';">';
158 echo wp_kses_post($intro_message);
159 echo ' </div>';
160 echo ' </div>';
161 echo ' </div>'; // end #chat-box
162
163 // Add the popular questions section
164 echo ' <div id="mxchat-popular-questions">';
165 echo ' <div class="mxchat-popular-questions-container">';
166
167 if (!empty($popular_question_1)) {
168 echo '<button class="mxchat-popular-question" dir="auto">' . esc_html($popular_question_1) . '</button>';
169 }
170 if (!empty($popular_question_2)) {
171 echo '<button class="mxchat-popular-question" dir="auto">' . esc_html($popular_question_2) . '</button>';
172 }
173 if (!empty($popular_question_3)) {
174 echo '<button class="mxchat-popular-question" dir="auto">' . esc_html($popular_question_3) . '</button>';
175 }
176
177 if (!empty($additional_questions) && is_array($additional_questions)) {
178 foreach ($additional_questions as $index => $question) {
179 if (!empty($question)) {
180 echo '<button class="mxchat-popular-question" dir="auto">' . esc_html($question) . '</button>';
181 }
182 }
183 }
184
185 echo ' </div>';
186 echo ' </div>';
187
188
189
190 echo ' <div id="input-container">';
191 echo ' <textarea id="chat-input" dir="auto" placeholder="' . esc_attr($input_copy) . '" style="color: ' . esc_attr($chat_input_font_color) . ';"></textarea>';
192 echo ' <button id="send-button">';
193 echo ' <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512" style="fill: ' . esc_attr($send_button_font_color) . ';">';
194 echo ' <path d="M498.1 5.6c10.1 7 15.4 19.1 13.5 31.2l-64 416c-1.5 9.7-7.4 18.2-16 23s-18.9 5.4-28 1.6L284 427.7l-68.5 74.1c-8.9 9.7-22.9 12.9-35.2 8.1S160 493.2 160 480V396.4c0-4 1.5-7.8 4.2-10.7L331.8 202.8c5.8-6.3 5.6-16-.4-22s-15.7-6.4-22-.7L106 360.8 17.7 316.6C7.1 311.3 .3 300.7 0 288.9s5.9-22.8 16.1-28.7l448-256c10.7-6.1 23.9-5.5 34 1.4z"/>';
195 echo ' </svg>';
196 echo ' </button>';
197 echo ' </div>';
198
199 echo ' <div class="chat-toolbar">';
200
201 // PDF Upload Button - wrapped in conditional
202 $show_pdf_button = isset($this->options['show_pdf_upload_button']) ? $this->options['show_pdf_upload_button'] : 'on';
203 if ($show_pdf_button === 'on') {
204 echo ' <input type="file" id="pdf-upload" accept=".pdf" style="display: none;">';
205 echo ' <button id="pdf-upload-btn" class="toolbar-btn" title="' . esc_attr__('Upload PDF', 'mxchat') . '">';
206 echo ' <!-- Icon from Font Awesome Free: https://fontawesome.com/license/free -->';
207 echo ' <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512" stroke="currentColor">';
208 echo ' <path d="M64 464l48 0 0 48-48 0c-35.3 0-64-28.7-64-64L0 64C0 28.7 28.7 0 64 0L229.5 0c17 0 33.3 6.7 45.3 18.7l90.5 90.5c12 12 18.7 28.3 18.7 45.3L384 304l-48 0 0-144-80 0c-17.7 0-32-14.3-32-32l0-80L64 48c-8.8 0-16 7.2-16 16l0 384c0 8.8 7.2 16 16 16zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z"></path>';
209 echo ' </svg>';
210 echo ' </button>';
211 }
212
213 // Word Upload Button - wrapped in conditional
214 $show_word_button = isset($this->options['show_word_upload_button']) ? $this->options['show_word_upload_button'] : 'on';
215 if ($show_word_button === 'on') {
216 echo ' <input type="file" id="word-upload" accept=".docx" style="display: none;">';
217 echo ' <button id="word-upload-btn" class="toolbar-btn" title="' . esc_attr__('Upload Word Document', 'mxchat') . '">';
218 echo ' <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 384 512" stroke="currentColor">';
219 echo ' <path d="M48 448L48 64c0-8.8 7.2-16 16-16l160 0 0 80c0 17.7 14.3 32 32 32l80 0 0 288c0 8.8-7.2 16-16 16L64 464c-8.8 0-16-7.2-16-16zM64 0C28.7 0 0 28.7 0 64L0 448c0 35.3 28.7 64 64 64l256 0c35.3 0 64-28.7 64-64l0-293.5c0-17-6.7-33.3-18.7-45.3L274.7 18.7C262.7 6.7 246.5 0 229.5 0L64 0zm55 241.1c-3.8-12.7-17.2-19.9-29.9-16.1s-19.9 17.2-16.1 29.9l48 160c3 10.2 12.4 17.1 23 17.1s19.9-7 23-17.1l25-83.4 25 83.4c3 10.2 12.4 17.1 23 17.1s19.9-7 23-17.1l48-160c3.8-12.7-3.4-26.1-16.1-29.9s-26.1 3.4-29.9 16.1l-25 83.4-25-83.4c-3-10.2-12.4-17.1-23-17.1s-19.9 7-23 17.1l-25 83.4-25-83.4z"/></svg>';
220 echo ' </button>';
221 }
222
223 // File containers (unchanged)
224 echo ' <div id="active-pdf-container" class="active-pdf-container" style="display: none;">';
225 echo ' <span id="active-pdf-name" class="active-pdf-name"></span>';
226 echo ' <button id="remove-pdf-btn" class="remove-pdf-btn" title="' . esc_attr__('Remove PDF', 'mxchat') . '">';
227 echo ' <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="12" height="12" fill="none" stroke="currentColor" stroke-width="2">';
228 echo ' <line x1="18" y1="6" x2="6" y2="18"></line>';
229 echo ' <line x1="6" y1="6" x2="18" y2="18"></line>';
230 echo ' </svg>';
231 echo ' </button>';
232 echo ' </div>';
233
234 echo ' <div id="active-word-container" class="active-pdf-container" style="display: none;">';
235 echo ' <span id="active-word-name" class="active-pdf-name"></span>';
236 echo ' <button id="remove-word-btn" class="remove-pdf-btn" title="' . esc_attr__('Remove Word Document', 'mxchat') . '">';
237 echo ' <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="12" height="12" fill="none" stroke="currentColor" stroke-width="2">';
238 echo ' <line x1="18" y1="6" x2="6" y2="18"></line>';
239 echo ' <line x1="6" y1="6" x2="18" y2="18"></line>';
240 echo ' </svg>';
241 echo ' </button>';
242 echo ' </div>';
243
244 // Perplexity Button (unchanged except for the conditional)
245 if (apply_filters('mxchat_perplexity_should_show_logo', true)) {
246 echo ' <button id="perplexity-search-btn" class="toolbar-btn" title="' . esc_attr__('Search with Perplexity', 'mxchat-perplexity') . '">';
247 echo ' <svg fill="currentColor" height="1em" viewBox="0 0 24 24" width="1em" xmlns="http://www.w3.org/2000/svg">';
248 echo ' <path d="M19.785 0v7.272H22.5V17.62h-2.935V24l-7.037-6.194v6.145h-1.091v-6.152L4.392 24v-6.465H1.5V7.188h2.884V0l7.053 6.494V.19h1.09v6.49L19.786 0zm-7.257 9.044v7.319l5.946 5.234V14.44l-5.946-5.397zm-1.099-.08l-5.946 5.398v7.235l5.946-5.234V8.965zm8.136 7.58h1.844V8.349H13.46l6.105 5.54v2.655zm-8.982-8.28H2.59v8.195h1.8v-2.576l6.192-5.62zM5.475 2.476v4.71h5.115l-5.115-4.71zm13.219 0l-5.115 4.71h5.115v-4.71z"></path>';
249 echo ' </svg>';
250 echo ' </button>';
251 }
252
253 echo ' </div>';
254
255 echo ' <div class="chatbot-footer">';
256
257 // Output the privacy notice if enabled
258 if ($privacy_toggle && !empty($privacy_text)) {
259 echo '<p class="privacy-notice">' . $privacy_text . '</p>';
260 }
261
262 echo ' </div>';
263 echo ' </div>';
264 echo ' </div>';
265 echo '</div>';
266
267 if ($is_floating) {
268 echo '</div>';
269
270 if (!empty($pre_chat_message) && !get_transient($transient_key)) {
271 echo '<div id="pre-chat-message">';
272 echo esc_html($pre_chat_message);
273 echo '<button class="close-pre-chat-message" aria-label="' . esc_attr__('Close', 'mxchat') . '">&times;</button>';
274 echo '</div>';
275 }
276
277 echo '<div class="' . esc_attr($visibility_class) . '" id="floating-chatbot-button" style="background: ' . esc_attr($chatbot_background_color) . '; color: ' . esc_attr($send_button_font_color) . ';">';
278 echo '<div id="chat-notification-badge" class="chat-notification-badge" style="display: none; position: absolute; top: -8px; right: -8px; background-color: #ff4444; color: white; border-radius: 50%; padding: 4px 8px; font-size: 12px; font-weight: bold; z-index: 10001;">1</div>';
279
280
281 if (!empty($custom_icon)) {
282 echo '<img src="' . $custom_icon . '" alt="' . esc_attr__('Chatbot Icon', 'mxchat') . '" style="height: 48px; width: 48px; object-fit: contain;" />';
283 } else {
284 echo '<svg id="widget_icon_10" style="height: 48px; width: 48px; fill: ' . esc_attr($icon_color) . '" viewBox="0 0 1120 1120" fill="none" xmlns="http://www.w3.org/2000/svg">';
285 echo ' <path fill-rule="evenodd" clip-rule="evenodd" d="M252 434C252 372.144 302.144 322 364 322H770C831.856 322 882 372.144 882 434V614.459L804.595 585.816C802.551 585.06 800.94 583.449 800.184 581.405L763.003 480.924C760.597 474.424 751.403 474.424 748.997 480.924L711.816 581.405C711.06 583.449 709.449 585.06 707.405 585.816L606.924 622.997C600.424 625.403 600.424 634.597 606.924 637.003L707.405 674.184C709.449 674.94 711.06 676.551 711.816 678.595L740.459 756H629.927C629.648 756.476 629.337 756.945 628.993 757.404L578.197 825.082C572.597 832.543 561.403 832.543 555.803 825.082L505.007 757.404C504.663 756.945 504.352 756.476 504.073 756H364C302.144 756 252 705.856 252 644V434ZM633.501 471.462C632.299 468.212 627.701 468.212 626.499 471.462L619.252 491.046C618.874 492.068 618.068 492.874 617.046 493.252L597.462 500.499C594.212 501.701 594.212 506.299 597.462 507.501L617.046 514.748C618.068 515.126 618.874 515.932 619.252 516.954L626.499 536.538C627.701 539.788 632.299 539.788 633.501 536.538L640.748 516.954C641.126 515.932 641.932 515.126 642.954 514.748L662.538 507.501C665.788 506.299 665.788 501.701 662.538 500.499L642.954 493.252C641.932 492.874 641.126 492.068 640.748 491.046L633.501 471.462Z" ></path>';
286 echo ' <path d="M771.545 755.99C832.175 755.17 881.17 706.175 881.99 645.545L804.595 674.184C802.551 674.94 800.94 676.551 800.184 678.595L771.545 755.99Z" ></path>';
287 echo '</svg>';
288 }
289 echo '</div>';
290
291 }
292
293 return ob_get_clean();
294 }
295
296
297 }
298 ?>
299