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MxChat – AI Chatbot & Content Generation for WordPress / 2.0.5
MxChat – AI Chatbot & Content Generation for WordPress v2.0.5
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mxchat-basic / includes / class-mxchat-public.php

class-mxchat-public.php in MxChat – AI Chatbot & Content Generation for WordPress 2.0.5, 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 'mode_indicator_bg_color' => '#212121',
31 'mode_indicator_font_color' => '#fff',
32 'api_key' => '',
33 'system_prompt_instructions' => __(
34 '[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:
35 - Your name is [Chatbot Name]. Always introduce yourself as this name when appropriate.
36 - 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.
37 - When appropriate, highlight the benefits of [insert proper subject here]. Offer to guide visitors to relevant pages or provide them with more information.
38 - 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.
39 - Keep your responses short, concise, and to the point. Provide clear and direct answers suitable for a chatbot interaction.
40 - 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.
41 - 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.',
42 'mxchat'
43 ),
44 'model' => 'gpt-3.5-turbo',
45 'rate_limit' => '100',
46 'rate_limit_message' => esc_html__('Rate limit exceeded. Please try again later.', 'mxchat'),
47 'top_bar_title' => esc_html__('MxChat: Basic', 'mxchat'),
48 'intro_message' => esc_html__('Hello! How can I assist you today?', 'mxchat'),
49 'append_to_body' => 'on',
50 'enable_email_block' => '', // Default to disabled
51
52 );
53 }
54
55 public function append_chatbot_to_body() {
56 $options = get_option('mxchat_options', $this->get_default_options());
57 $consent_category = 'marketing';
58
59 if (isset($options['append_to_body']) && $options['append_to_body'] === 'on') {
60 // Store consent status but always render
61 $has_consent = true;
62
63 if (
64 isset($options['complianz_toggle']) &&
65 $options['complianz_toggle'] === 'on' &&
66 function_exists('cmplz_has_consent')
67 ) {
68 $has_consent = cmplz_has_consent($consent_category);
69 }
70
71 // Add consent status as a parameter to the shortcode
72 echo do_shortcode('[mxchat_chatbot floating="yes" has_consent="' . ($has_consent ? 'yes' : 'no') . '"]');
73 }
74 }
75
76 private function mxchat_get_user_identifier() {
77 return sanitize_text_field($_SERVER['REMOTE_ADDR']);
78 }
79
80 public function render_chatbot_shortcode($atts) {
81 $attributes = shortcode_atts(array(
82 'floating' => 'yes',
83 'has_consent' => 'yes' // Add default
84 ), $atts);
85
86 $is_floating = $attributes['floating'] === 'yes';
87 $this->options = get_option('mxchat_options', $this->get_default_options());
88
89 // Check for Complianz consent if the toggle is enabled
90 $initial_visibility = 'hidden';
91 $additional_class = '';
92
93 if (isset($this->options['complianz_toggle']) && $this->options['complianz_toggle'] === 'on') {
94 // If Complianz is enabled, add no-consent class by default
95 $additional_class = ' no-consent';
96 }
97 $visibility_class = $initial_visibility . $additional_class;
98
99
100 $bg_color = $this->options['chatbot_background_color'] ?? '#fff';
101 $user_message_bg_color = $this->options['user_message_bg_color'] ?? '#fff';
102 $user_message_font_color = $this->options['user_message_font_color'] ?? '#212121';
103 $bot_message_bg_color = $this->options['bot_message_bg_color'] ?? '#212121';
104 $bot_message_font_color = $this->options['bot_message_font_color'] ?? '#fff';
105 $top_bar_bg_color = $this->options['top_bar_bg_color'] ?? '#212121';
106 $send_button_font_color = $this->options['send_button_font_color'] ?? '#212121';
107 $intro_message = $this->options['intro_message'] ?? esc_html__('Hello! How can I assist you today?', 'mxchat');
108 $top_bar_title = $this->options['top_bar_title'] ?? esc_html__('MxChat: Basic', 'mxchat');
109 $chatbot_background_color = $this->options['chatbot_background_color'] ?? '#212121';
110 $icon_color = $this->options['icon_color'] ?? '#fff';
111 $chat_input_font_color = $this->options['chat_input_font_color'] ?? '#212121';
112 $close_button_color = $this->options['close_button_color'] ?? '#fff';
113 $chatbot_bg_color = $this->options['chatbot_bg_color'] ?? '#fff';
114 $pre_chat_message = isset($this->options['pre_chat_message']) ? sanitize_text_field(trim($this->options['pre_chat_message'])) : '';
115 $user_id = sanitize_key($this->mxchat_get_user_identifier());
116 $transient_key = 'mxchat_pre_chat_message_dismissed_' . $user_id;
117 $input_copy = isset($this->options['input_copy']) ? esc_attr($this->options['input_copy']) : esc_attr__('How can I assist?', 'mxchat');
118 $rate_limit_message = isset($this->options['rate_limit_message']) ? esc_attr($this->options['rate_limit_message']) : esc_attr__('Rate limit exceeded. Please try again later.', 'mxchat');
119 $mode_indicator_bg_color = $this->options['mode_indicator_bg_color'] ?? '#212121';
120 $mode_indicator_font_color = $this->options['mode_indicator_font_color'] ?? '#fff';
121
122 $privacy_toggle = isset($this->options['privacy_toggle']) && $this->options['privacy_toggle'] === 'on';
123 $privacy_text = isset($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'));
124
125 $popular_question_1 = isset($this->options['popular_question_1']) ? esc_html($this->options['popular_question_1']) : '';
126 $popular_question_2 = isset($this->options['popular_question_2']) ? esc_html($this->options['popular_question_2']) : '';
127 $popular_question_3 = isset($this->options['popular_question_3']) ? esc_html($this->options['popular_question_3']) : '';
128 $additional_questions = isset($this->options['additional_popular_questions']) ? $this->options['additional_popular_questions'] : [];
129 $custom_icon = isset($this->options['custom_icon']) ? esc_url($this->options['custom_icon']) : '';
130 $title_icon = isset($this->options['title_icon']) ? esc_url($this->options['title_icon']) : '';
131
132
133 $live_agent_message_bg_color = $this->options['live_agent_message_bg_color'] ?? '#212121';
134 $live_agent_message_font_color = $this->options['live_agent_message_font_color'] ?? '#fff';
135 $enable_email_block = isset($this->options['enable_email_block']) &&
136 ($this->options['enable_email_block'] === '1' || $this->options['enable_email_block'] === 'on');
137
138 ob_start();
139
140 // Check if floating attribute is set to 'yes' and wrap accordingly
141 if ($is_floating) {
142 echo '<div id="floating-chatbot" class="' . $initial_visibility . $additional_class . '">';
143 }
144
145 echo '<div id="mxchat-chatbot-wrapper">';
146 echo ' <div class="chatbot-top-bar" id="exit-chat-button" style="background: ' . esc_attr($top_bar_bg_color) . ';">';
147 echo ' <div class="chatbot-title-container">';
148 echo ' <div class="chatbot-title-group">';
149 if (!empty($title_icon)) {
150 echo ' <img src="' . esc_url($title_icon) . '" alt="" class="chatbot-title-icon">';
151 }
152 echo ' <p class="chatbot-title" style="color: ' . esc_attr($close_button_color) . ';">' . esc_html($top_bar_title) . '</p>';
153 echo ' </div>';
154 echo '<span class="chat-mode-indicator" id="chat-mode-indicator" style="color: ' . esc_attr($mode_indicator_font_color) . '; background-color: ' . esc_attr($mode_indicator_bg_color) . ';">' . esc_html__('AI Agent', 'mxchat') . '</span>'; echo ' </div>';
155 echo ' <button class="exit-chat" type="button" aria-label="' . esc_attr__('Minimize', 'mxchat') . '" style="color: ' . esc_attr($close_button_color) . ';">';
156
157 echo ' <svg xmlns="http://www.w3.org/2000/svg" height="24" viewBox="0 0 24 24" width="24" id="ic-minimize" style="fill: ' . esc_attr($close_button_color) . ';">';
158 echo ' <path d="M0 0h24v24H0z" fill="none"></path>';
159 echo ' <path d="M11.67 3.87L9.9 2.1 0 12l9.9 9.9 1.77-1.77L3.54 12z"></path>';
160 echo ' </svg>';
161 echo ' <span>' . esc_html__('Minimize', 'mxchat') . '</span>';
162 echo ' </button>';
163 echo ' </div>';
164
165 // 3b) Main chatbot container
166 echo ' <div id="mxchat-chatbot" style="background-color: ' . esc_attr($chatbot_bg_color) . ';">';
167
168 if ($enable_email_block) {
169 echo '<div id="email-blocker" class="email-blocker">';
170 echo ' <div class="email-blocker-header">';
171
172 // Safely echo the user-provided HTML
173 // (We rely on wp_kses_post() from the sanitize step to ensure it's safe)
174 $header_html = isset($this->options['email_blocker_header_content'])
175 ? $this->options['email_blocker_header_content']
176 : '';
177 echo wp_kses_post($header_html);
178
179 echo ' </div>';
180 echo ' <form id="email-collection-form">';
181 echo ' <label for="user-email" class="sr-only">' . esc_html__('Email Address', 'mxchat') . '</label>';
182 echo ' <input type="email" id="user-email" name="user_email" required placeholder="' . esc_attr__('Enter your email address', 'mxchat') . '" />';
183 echo '<button type="submit" id="email-submit-button">';
184 // If not set, fallback to default. Typically, $this->options includes defaults merged in.
185 $button_text = isset($this->options['email_blocker_button_text'])
186 ? $this->options['email_blocker_button_text']
187 : esc_html__('Start Chat', 'mxchat'); // fallback just in case
188 echo esc_html($button_text);
189 echo '</button>';
190 echo ' </form>';
191 echo '</div>';
192 }
193
194 echo ' <div id="chat-container" style="' . ($enable_email_block ? 'display: none;' : '') . '">';
195 echo ' <div id="chat-box">';
196 echo ' <div class="bot-message" style="background: '
197 . esc_attr($bot_message_bg_color) . '; color: '
198 . esc_attr($bot_message_font_color) . ';">';
199 echo nl2br(esc_html($intro_message));
200 echo ' </div>';
201 echo ' </div>'; // end #chat-box
202
203 // Add the popular questions section
204 echo ' <div id="mxchat-popular-questions">';
205 echo ' <div class="mxchat-popular-questions-container">';
206
207 if (!empty($popular_question_1)) {
208 echo '<button class="mxchat-popular-question">' . esc_html($popular_question_1) . '</button>';
209 }
210 if (!empty($popular_question_2)) {
211 echo '<button class="mxchat-popular-question">' . esc_html($popular_question_2) . '</button>';
212 }
213 if (!empty($popular_question_3)) {
214 echo '<button class="mxchat-popular-question">' . esc_html($popular_question_3) . '</button>';
215 }
216
217 if (!empty($additional_questions) && is_array($additional_questions)) {
218 foreach ($additional_questions as $index => $question) {
219 if (!empty($question)) {
220 echo '<button class="mxchat-popular-question">' . esc_html($question) . '</button>';
221 }
222 }
223 }
224
225 echo ' </div>';
226 echo ' </div>';
227
228
229 echo ' <div id="input-container">';
230 echo ' <textarea id="chat-input" placeholder="' . esc_attr($input_copy) . '" style="color: ' . esc_attr($chat_input_font_color) . ';"></textarea>';
231 echo ' <button id="send-button">';
232 echo ' <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512" style="fill: ' . esc_attr($send_button_font_color) . ';">';
233 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"/>';
234 echo ' </svg>';
235 echo ' </button>';
236 echo ' </div>';
237 echo ' <div class="chat-toolbar">';
238 echo ' <input type="file" id="pdf-upload" accept=".pdf" style="display: none;">';
239 echo ' <button id="pdf-upload-btn" class="toolbar-btn" title="' . esc_attr__('Upload PDF', 'mxchat') . '">';
240 echo ' <!-- Icon from Font Awesome Free: https://fontawesome.com/license/free -->';
241 echo ' <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512" stroke="currentColor">';
242 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>';
243 echo ' </svg>';
244 echo ' </button>';
245
246 echo ' <input type="file" id="word-upload" accept=".docx" style="display: none;">';
247 echo ' <button id="word-upload-btn" class="toolbar-btn" title="' . esc_attr__('Upload Word Document', 'mxchat') . '">';
248 echo ' <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 384 512" stroke="currentColor">';
249 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>';
250 echo ' </button>';
251
252 echo ' <div id="active-pdf-container" class="active-pdf-container" style="display: none;">';
253 echo ' <span id="active-pdf-name" class="active-pdf-name"></span>';
254 echo ' <button id="remove-pdf-btn" class="remove-pdf-btn" title="' . esc_attr__('Remove PDF', 'mxchat') . '">';
255 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">';
256 echo ' <line x1="18" y1="6" x2="6" y2="18"></line>';
257 echo ' <line x1="6" y1="6" x2="18" y2="18"></line>';
258 echo ' </svg>';
259 echo ' </button>';
260 echo ' </div>';
261
262 echo ' <div id="active-word-container" class="active-pdf-container" style="display: none;">';
263 echo ' <span id="active-word-name" class="active-pdf-name"></span>';
264 echo ' <button id="remove-word-btn" class="remove-pdf-btn" title="' . esc_attr__('Remove Word Document', 'mxchat') . '">';
265 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">';
266 echo ' <line x1="18" y1="6" x2="6" y2="18"></line>';
267 echo ' <line x1="6" y1="6" x2="18" y2="18"></line>';
268 echo ' </svg>';
269 echo ' </button>';
270 echo ' </div>';
271 echo ' </div>';
272 echo ' <div class="chatbot-footer">';
273
274 // Output the privacy notice if enabled
275 if ($privacy_toggle && !empty($privacy_text)) {
276 echo '<p class="privacy-notice">' . $privacy_text . '</p>';
277 }
278
279 echo ' </div>';
280 echo ' </div>';
281 echo ' </div>';
282 echo '</div>';
283
284 if ($is_floating) {
285 echo '</div>';
286
287 if (!empty($pre_chat_message) && !get_transient($transient_key)) {
288 echo '<div id="pre-chat-message">';
289 echo esc_html($pre_chat_message);
290 echo '<button class="close-pre-chat-message" aria-label="' . esc_attr__('Close', 'mxchat') . '">&times;</button>';
291 echo '</div>';
292 }
293
294 echo '<div class="' . esc_attr($visibility_class) . '" id="floating-chatbot-button" style="background: ' . esc_attr($chatbot_background_color) . '; color: ' . esc_attr($send_button_font_color) . ';">';
295 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>';
296
297
298 if (!empty($custom_icon)) {
299 echo '<img src="' . $custom_icon . '" alt="' . esc_attr__('Chatbot Icon', 'mxchat') . '" style="height: 48px; width: 48px; object-fit: contain;" />';
300 } else {
301 echo '<svg id="widget_icon_10" style="height: 48px; width: 48px; fill: ' . esc_attr($icon_color) . '" viewBox="0 0 1120 1120" fill="none" xmlns="http://www.w3.org/2000/svg">';
302 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>';
303 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>';
304 echo '</svg>';
305 }
306 echo '</div>';
307
308 }
309
310 return ob_get_clean();
311 }
312
313
314 }
315 ?>
316