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MxChat – AI Chatbot & Content Generation for WordPress / 1.5.8
MxChat – AI Chatbot & Content Generation for WordPress v1.5.8
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mxchat-basic / includes / class-mxchat-public.php

class-mxchat-public.php in MxChat – AI Chatbot & Content Generation for WordPress 1.5.8, 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 $this->options = get_option('mxchat_options', $this->get_default_options());
11 add_shortcode('mxchat_chatbot', array($this, 'render_chatbot_shortcode'));
12 add_action('wp_footer', array($this, 'append_chatbot_to_body'));
13 }
14
15 private function get_default_options() {
16 return array(
17 'user_message_bg_color' => '#fff',
18 'user_message_font_color' => '#212121',
19 'bot_message_bg_color' => '#212121',
20 'bot_message_font_color' => '#fff',
21 'live_agent_message_bg_color' => '#212121',
22 'live_agent_message_font_color' => '#fff',
23 'top_bar_bg_color' => '#212121',
24 'send_button_font_color' => '#212121',
25 'close_button_color' => '#fff',
26 'chatbot_bg_color' => '#fff',
27 'chatbot_background_color' => '#212121',
28 'icon_color' => '#fff',
29 'chat_input_font_color' => '#212121',
30 'api_key' => '',
31 'system_prompt_instructions' => '[EXAMPLE INSTRUCTIONS] You are an AI Chatbot assistant for this website. The primary subject you should focus on is [insert proper subject here]. Your main goal is to assist visitors with questions related to this specific topic. Here are some key things to keep in mind:
32 - Your name is [Chatbot Name]. Always introduce yourself as this name when appropriate.
33 - Stay focused on topics related to [insert proper subject here]. If a visitor asks about an unrelated topic, politely redirect the conversation to how you can assist them with this subject. If there is an exception topic (e.g., "parking") that you should assist with, you may do so if instructed.
34 - When appropriate, highlight the benefits of [insert proper subject here]. Offer to guide visitors to relevant pages or provide them with more information.
35 - If a visitor asks for a purchase link or further information, provide them with this link: [Insert Purchase Link Here]. Always ensure that the link is relevant and directly related to the website\'s offerings.
36 - Keep your responses short, concise, and to the point. Provide clear and direct answers suitable for a chatbot interaction.
37 - If you reference specific content, provide a hyperlink to the relevant page using hypertext. Avoid including links that do not directly relate to the content or answer the visitor\'s query.
38 - Provide answers based on the knowledge available to you. If you do not have an answer to a specific question, let the visitor know that you don’t have the information and suggest where they might find it or offer to help with something else.',
39 'model' => 'gpt-3.5-turbo',
40 'rate_limit' => '100',
41 'rate_limit_message' => 'Rate limit exceeded. Please try again later.',
42 'top_bar_title' => 'MxChat: Basic',
43 'intro_message' => 'Hello! How can I assist you today?',
44 'append_to_body' => 'on',
45 'enable_email_block' => '', // Default to disabled
46
47 );
48 }
49
50 public function append_chatbot_to_body() {
51 $options = get_option('mxchat_options', $this->get_default_options());
52 $consent_category = 'marketing';
53
54 if (isset($options['append_to_body']) && $options['append_to_body'] === 'on') {
55 // Store consent status but always render
56 $has_consent = true;
57
58 if (
59 isset($options['complianz_toggle']) &&
60 $options['complianz_toggle'] === 'on' &&
61 function_exists('cmplz_has_consent')
62 ) {
63 $has_consent = cmplz_has_consent($consent_category);
64 }
65
66 // Add consent status as a parameter to the shortcode
67 echo do_shortcode('[mxchat_chatbot floating="yes" has_consent="' . ($has_consent ? 'yes' : 'no') . '"]');
68 }
69 }
70
71 private function mxchat_get_user_identifier() {
72 return sanitize_text_field($_SERVER['REMOTE_ADDR']);
73 }
74
75 public function render_chatbot_shortcode($atts) {
76 $attributes = shortcode_atts(array(
77 'floating' => 'yes',
78 'has_consent' => 'yes' // Add default
79 ), $atts);
80
81 $is_floating = $attributes['floating'] === 'yes';
82 $this->options = get_option('mxchat_options', $this->get_default_options());
83
84 // Check for Complianz consent if the toggle is enabled
85 $initial_visibility = 'hidden';
86 $additional_class = '';
87
88 if (isset($this->options['complianz_toggle']) && $this->options['complianz_toggle'] === 'on') {
89 // If Complianz is enabled, add no-consent class by default
90 $additional_class = ' no-consent';
91 }
92 $visibility_class = $initial_visibility . $additional_class;
93
94
95 $bg_color = $this->options['chatbot_background_color'] ?? '#fff';
96 $user_message_bg_color = $this->options['user_message_bg_color'] ?? '#fff';
97 $user_message_font_color = $this->options['user_message_font_color'] ?? '#212121';
98 $bot_message_bg_color = $this->options['bot_message_bg_color'] ?? '#212121';
99 $bot_message_font_color = $this->options['bot_message_font_color'] ?? '#fff';
100 $top_bar_bg_color = $this->options['top_bar_bg_color'] ?? '#212121';
101 $send_button_font_color = $this->options['send_button_font_color'] ?? '#212121';
102 $intro_message = $this->options['intro_message'] ?? 'Hello! How can I assist you today?';
103 $top_bar_title = $this->options['top_bar_title'] ?? 'MxChat: Basic';
104 $chatbot_background_color = $this->options['chatbot_background_color'] ?? '#212121';
105 $icon_color = $this->options['icon_color'] ?? '#fff';
106 $chat_input_font_color = $this->options['chat_input_font_color'] ?? '#212121';
107 $close_button_color = $this->options['close_button_color'] ?? '#fff';
108 $chatbot_bg_color = $this->options['chatbot_bg_color'] ?? '#fff';
109 $pre_chat_message = isset($this->options['pre_chat_message']) ? sanitize_text_field(trim($this->options['pre_chat_message'])) : '';
110 $user_id = sanitize_key($this->mxchat_get_user_identifier());
111 $transient_key = 'mxchat_pre_chat_message_dismissed_' . $user_id;
112 $input_copy = isset($this->options['input_copy']) ? esc_attr($this->options['input_copy']) : 'How can I assist?';
113 $rate_limit_message = isset($this->options['rate_limit_message']) ? esc_attr($this->options['rate_limit_message']) : 'Rate limit exceeded. Please try again later.';
114
115 $privacy_toggle = isset($this->options['privacy_toggle']) && $this->options['privacy_toggle'] === 'on';
116 $privacy_text = isset($this->options['privacy_text']) ? wp_kses_post($this->options['privacy_text']) : 'By chatting, you agree to our <a href="https://example.com/privacy-policy" target="_blank">privacy policy</a>.';
117
118 $popular_question_1 = isset($this->options['popular_question_1']) ? esc_html($this->options['popular_question_1']) : '';
119 $popular_question_2 = isset($this->options['popular_question_2']) ? esc_html($this->options['popular_question_2']) : '';
120 $popular_question_3 = isset($this->options['popular_question_3']) ? esc_html($this->options['popular_question_3']) : '';
121 $additional_questions = isset($this->options['additional_popular_questions']) ? $this->options['additional_popular_questions'] : [];
122 $custom_icon = isset($this->options['custom_icon']) ? esc_url($this->options['custom_icon']) : '';
123 $title_icon = isset($this->options['title_icon']) ? esc_url($this->options['title_icon']) : '';
124
125
126 $live_agent_message_bg_color = $this->options['live_agent_message_bg_color'] ?? '#212121';
127 $live_agent_message_font_color = $this->options['live_agent_message_font_color'] ?? '#fff';
128 $enable_email_block = isset($this->options['enable_email_block']) && $this->options['enable_email_block'] === '1';
129
130
131 ob_start();
132
133 // Check if floating attribute is set to 'yes' and wrap accordingly
134 if ($is_floating) {
135 echo '<div id="floating-chatbot" class="' . $initial_visibility . $additional_class . '">';
136 }
137
138 echo '<div id="mxchat-chatbot-wrapper">';
139 echo ' <div class="chatbot-top-bar" id="exit-chat-button" style="background: ' . esc_attr($top_bar_bg_color) . ';">';
140 echo ' <div class="chatbot-title-container">';
141 echo ' <div class="chatbot-title-group">';
142 if (!empty($title_icon)) {
143 echo ' <img src="' . esc_url($title_icon) . '" alt="" class="chatbot-title-icon">';
144 }
145 echo ' <p class="chatbot-title" style="color: ' . esc_attr($close_button_color) . ';">' . esc_html($top_bar_title) . '</p>';
146 echo ' </div>';
147 echo ' <span class="chat-mode-indicator" id="chat-mode-indicator" style="color: ' . esc_attr($close_button_color) . ';">AI Agent</span>';
148 echo ' </div>';
149 echo ' <button class="exit-chat" type="button" aria-label="Minimize" style="color: ' . esc_attr($close_button_color) . ';">';
150
151 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($close_button_color) . ';">';
152 echo ' <path d="M0 0h24v24H0z" fill="none"></path>';
153 echo ' <path d="M11.67 3.87L9.9 2.1 0 12l9.9 9.9 1.77-1.77L3.54 12z"></path>';
154 echo ' </svg>';
155 echo ' <span>Minimize</span>';
156 echo ' </button>';
157 echo ' </div>';
158
159 // 3b) Main chatbot container
160 echo ' <div id="mxchat-chatbot" style="background-color: ' . esc_attr($chatbot_bg_color) . ';">';
161
162 if ($enable_email_block) {
163 echo '<div id="email-blocker" class="email-blocker">';
164 echo ' <div class="email-blocker-header">';
165
166 // Safely echo the user-provided HTML
167 // (We rely on wp_kses_post() from the sanitize step to ensure it's safe)
168 $header_html = isset($this->options['email_blocker_header_content'])
169 ? $this->options['email_blocker_header_content']
170 : '';
171 echo wp_kses_post($header_html);
172
173 echo ' </div>';
174 echo ' <form id="email-collection-form">';
175 echo ' <label for="user-email" class="sr-only">Email Address</label>';
176 echo ' <input type="email" id="user-email" name="user_email" required placeholder="Enter your email address" />';
177 echo '<button type="submit" id="email-submit-button">';
178 // If not set, fallback to default. Typically, $this->options includes defaults merged in.
179 $button_text = isset($this->options['email_blocker_button_text'])
180 ? $this->options['email_blocker_button_text']
181 : 'Start Chat'; // fallback just in case
182 echo esc_html($button_text);
183 echo '</button>';
184 echo ' </form>';
185 echo '</div>';
186 }
187
188 // 3d) Chat container (hidden if email block is on)
189 echo ' <div id="chat-container" style="' . ($enable_email_block ? 'display: none;' : '') . '">';
190 echo ' <div id="chat-box">';
191 echo ' <div class="bot-message" style="background: '
192 . esc_attr($bot_message_bg_color) . '; color: '
193 . esc_attr($bot_message_font_color) . ';">';
194 echo esc_html($intro_message);
195 echo ' </div>';
196 echo ' </div>'; // end #chat-box
197
198 // Add the popular questions section
199 echo ' <div id="mxchat-popular-questions">';
200 echo ' <div class="mxchat-popular-questions-container">';
201
202 if (!empty($popular_question_1)) {
203 echo '<button class="mxchat-popular-question">' . esc_html($popular_question_1) . '</button>';
204 }
205 if (!empty($popular_question_2)) {
206 echo '<button class="mxchat-popular-question">' . esc_html($popular_question_2) . '</button>';
207 }
208 if (!empty($popular_question_3)) {
209 echo '<button class="mxchat-popular-question">' . esc_html($popular_question_3) . '</button>';
210 }
211
212 if (!empty($additional_questions) && is_array($additional_questions)) {
213 foreach ($additional_questions as $index => $question) {
214 if (!empty($question)) {
215 echo '<button class="mxchat-popular-question">' . esc_html($question) . '</button>';
216 }
217 }
218 }
219
220 echo ' </div>';
221 echo ' </div>';
222
223
224 echo ' <div id="input-container">';
225 echo ' <textarea id="chat-input" placeholder="' . esc_attr($input_copy) . '" style="color: ' . esc_attr($chat_input_font_color) . ';"></textarea>';
226 echo ' <button id="send-button">';
227 echo ' <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512" style="fill: ' . esc_attr($send_button_font_color) . ';">';
228 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"/>';
229 echo ' </svg>';
230 echo ' </button>';
231 echo ' </div>';
232 echo ' <div class="chat-toolbar">';
233 echo ' <input type="file" id="pdf-upload" accept=".pdf" style="display: none;">';
234 echo ' <button id="pdf-upload-btn" class="toolbar-btn" title="Upload PDF">';
235 echo ' <!-- Icon from Font Awesome Free: https://fontawesome.com/license/free -->';
236 echo ' <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512" stroke="currentColor">';
237 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>';
238 echo ' </svg>';
239 echo ' </button>';
240
241 echo ' <input type="file" id="word-upload" accept=".docx" style="display: none;">';
242 echo ' <button id="word-upload-btn" class="toolbar-btn" title="Upload Word Document">';
243 echo ' <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 384 512" stroke="currentColor">';
244 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>';
245 echo ' </button>';
246
247 echo ' <div id="active-pdf-container" class="active-pdf-container" style="display: none;">';
248 echo ' <span id="active-pdf-name" class="active-pdf-name"></span>';
249 echo ' <button id="remove-pdf-btn" class="remove-pdf-btn" title="Remove PDF">';
250 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">';
251 echo ' <line x1="18" y1="6" x2="6" y2="18"></line>';
252 echo ' <line x1="6" y1="6" x2="18" y2="18"></line>';
253 echo ' </svg>';
254 echo ' </button>';
255 echo ' </div>';
256
257 echo ' <div id="active-word-container" class="active-pdf-container" style="display: none;">';
258 echo ' <span id="active-word-name" class="active-pdf-name"></span>';
259 echo ' <button id="remove-word-btn" class="remove-pdf-btn" title="Remove Word Document">';
260 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">';
261 echo ' <line x1="18" y1="6" x2="6" y2="18"></line>';
262 echo ' <line x1="6" y1="6" x2="18" y2="18"></line>';
263 echo ' </svg>';
264 echo ' </button>';
265 echo ' </div>';
266 echo ' </div>';
267 echo ' <div class="chatbot-footer">';
268
269 // Output the privacy notice if enabled
270 if ($privacy_toggle && !empty($privacy_text)) {
271 echo '<p class="privacy-notice">' . $privacy_text . '</p>';
272 }
273
274 echo ' </div>';
275 echo ' </div>';
276 echo ' </div>';
277 echo '</div>';
278
279 if ($is_floating) {
280 echo '</div>';
281
282 if (!empty($pre_chat_message) && !get_transient($transient_key)) {
283 echo '<div id="pre-chat-message">';
284 echo esc_html($pre_chat_message);
285 echo '<button class="close-pre-chat-message" aria-label="Close">&times;</button>';
286 echo '</div>';
287 }
288
289 echo '<div class="' . esc_attr($visibility_class) . '" id="floating-chatbot-button" style="background: ' . esc_attr($chatbot_background_color) . '; color: ' . esc_attr($send_button_font_color) . ';">';
290 if (!empty($custom_icon)) {
291 echo '<img src="' . $custom_icon . '" alt="Chatbot Icon" style="height: 48px; width: 48px; object-fit: contain;" />';
292 } else {
293 echo '<svg id="widget_icon_10" style="height: 48px; width: 48px; fill: ' . esc_attr($icon_color) . '" viewBox="0 0 1120 1120" fill="none" xmlns="http://www.w3.org/2000/svg">';
294 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>';
295 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>';
296 echo '</svg>';
297 }
298 echo '</div>';
299
300 }
301
302 return ob_get_clean();
303 }
304
305
306 }
307 ?>
308