options = get_option('mxchat_options');
$this->chat_count = get_option('mxchat_chat_count', 0);
$this->is_activated = $this->is_license_active();
$this->knowledge_manager = $knowledge_manager;
// Initialize default options if they are not set
if (!$this->options) {
$this->initialize_default_options();
}
// Add admin menu and initialize settings
add_action('admin_menu', array($this, 'mxchat_add_plugin_page'));
add_action('admin_init', array($this, 'mxchat_page_init'));
add_action('admin_init', array($this, 'mxchat_prompts_page_init'));
add_action('admin_enqueue_scripts', array($this, 'mxchat_enqueue_admin_assets'));
add_action('wp_ajax_mxchat_delete_chat_history', array($this, 'mxchat_delete_chat_history'));
add_action('admin_post_mxchat_delete_prompt', array($this, 'mxchat_handle_delete_prompt'));
add_action('wp_ajax_mxchat_fetch_chat_history', array($this, 'mxchat_fetch_chat_history'));
add_action('wp_ajax_nopriv_mxchat_fetch_chat_history', array($this, 'mxchat_fetch_chat_history'));
add_action('wp_footer', array($this, 'mxchat_append_chatbot_to_body'));
add_action('admin_head-mxchat-prompts', array($this, 'mxchat_enqueue_admin_assets'));
add_action('admin_head-toplevel_page_mxchat-max', array($this, 'mxchat_enqueue_admin_assets'));
add_action('admin_notices', array($this, 'mxchat_display_admin_notice'));
add_action('admin_post_mxchat_delete_all_prompts', array($this, 'mxchat_handle_delete_all_prompts'));
add_action('admin_post_mxchat_add_intent', array($this, 'mxchat_handle_add_intent'));
add_action('admin_post_mxchat_delete_intent', array($this, 'mxchat_handle_delete_intent'));
add_action('admin_post_mxchat_edit_intent', array($this, 'mxchat_handle_edit_intent'));
add_action('wp_ajax_mxchat_export_transcripts', array($this, 'export_chat_transcripts'));
add_action('admin_init', array($this, 'mxchat_transcripts_page_init'));
add_action('wp_ajax_dismiss_live_agent_notice', array($this, 'dismiss_live_agent_notice'));
add_action('admin_init', array($this, 'register_pinecone_settings'));
add_action('admin_notices', array($this, 'display_admin_notices'));
}
private function is_license_active() {
// Get the raw value without translation
$license_status = get_option('mxchat_license_status', 'inactive');
// Check against multiple possible values, bypassing translation issues
return ($license_status === 'active' || $license_status === esc_html__('active', 'mxchat'));
}
private function initialize_default_options() {
$default_options = array(
'api_key' => '',
'xai_api_key' => '',
'claude_api_key' => '',
'deepseek_api_key' => '',
'voyage_api_key' => '',
'gemini_api_key' => '',
'enable_streaming_toggle' => 'on',
'embedding_model' => 'text-embedding-ada-002',
'system_prompt_instructions' => 'You are an AI Chatbot assistant for this website. Your main goal is to assist visitors with questions and provide helpful information. Here are your key guidelines:
# Response Style - CRITICALLY IMPORTANT
- MAXIMUM LENGTH: 1-3 short sentences per response
- Ultra-concise: Get straight to the answer with no filler
- No introductions like "Sure!" or "I\'d be happy to help"
- No phrases like "based on my knowledge" or "according to information"
- No explanatory text before giving the answer
- No summaries or repetition
- Hyperlink all URLs
- Respond in user\'s language
- Minor chit chat or conversation is okay, but try to keep it focused on [insert topic]
# Knowledge Base Requirements - PREVENT HALLUCINATIONS
- ONLY answer using information explicitly provided in OFFICIAL KNOWLEDGE DATABASE CONTENT sections marked with ===== delimiters
- If required information is NOT in the knowledge database: "I don\'t have enough information in my knowledge base to answer that question accurately."
- NEVER invent or hallucinate URLs, links, product specs, procedures, dates, statistics, names, contacts, or company information
- When knowledge base information is unclear or contradictory, acknowledge the limitation rather than guessing
- Better to admit insufficient information than provide inaccurate answers',
'model' => esc_html__('gpt-4o', 'mxchat'),
'rate_limit_logged_out' => esc_html__('100', 'mxchat'),
'role_rate_limits' => array(),
'rate_limit_message' => esc_html__('Rate limit exceeded. Please try again later.', 'mxchat'),
'enable_email_block' => '',
'email_blocker_header_content' => __("
Welcome to Our Chat!
\n
Let's get started. Enter your email to begin chatting with us.
", 'mxchat'),
'email_blocker_button_text' => esc_html__('Start Chat', 'mxchat'),
'top_bar_title' => esc_html__('MxChat', 'mxchat'),
'intro_message' => __('Hello! How can I assist you today?', 'mxchat'),
'ai_agent_text' => esc_html__('AI Agent', 'mxchat'),
'input_copy' => esc_html__('How can I assist?', 'mxchat'),
'append_to_body' => esc_html__('off', 'mxchat'),
'close_button_color' => esc_html__('#fff', 'mxchat'),
'chatbot_bg_color' => esc_html__('#fff', 'mxchat'),
'user_message_bg_color' => esc_html__('#fff', 'mxchat'),
'user_message_font_color' => esc_html__('#212121', 'mxchat'),
'bot_message_bg_color' => esc_html__('#212121', 'mxchat'),
'bot_message_font_color' => esc_html__('#fff', 'mxchat'),
'top_bar_bg_color' => esc_html__('#212121', 'mxchat'),
'send_button_font_color' => esc_html__('#212121', 'mxchat'),
'chat_input_font_color' => esc_html__('#212121', 'mxchat'),
'chatbot_background_color' => esc_html__('#212121', 'mxchat'),
'icon_color' => esc_html__('#fff', 'mxchat'),
'enable_woocommerce_integration' => esc_html__('0', 'mxchat'),
'link_target_toggle' => esc_html__('off', 'mxchat'),
'pre_chat_message' => esc_html__('Hey there! Ask me anything!', 'mxchat'),
// New fields for Loops Integration
'loops_api_key' => '',
'loops_mailing_list' => '',
'triggered_phrase_response' => __('Would you like to join our mailing list? Please provide your email below.', 'mxchat'),
'email_capture_response' => __('Thank you for providing your email! You\'ve been added to our list.', 'mxchat'),
'popular_question_1' => '',
'popular_question_2' => '',
'popular_question_3' => '',
'pdf_intent_trigger_text' => __("Please provide the URL to the PDF you'd like to discuss.", 'mxchat'),
'pdf_intent_success_text' => __("I've processed the PDF. What questions do you have about it?", 'mxchat'),
'pdf_intent_error_text' => __("Sorry, I couldn't process the PDF. Please ensure it's a valid file.", 'mxchat'),
'pdf_max_pages' => 69,
'show_pdf_upload_button' => 'on',
'show_word_upload_button' => 'on',
// Live Agent Integration
'live_agent_webhook_url' => '',
'live_agent_secret_key' => '',
'live_agent_bot_token' => '',
'live_agent_message_bg_color' => esc_html__('#ffffff', 'mxchat'),
'live_agent_message_font_color' => esc_html__('#333333', 'mxchat'),
'chat_toolbar_toggle' => esc_html__('off', 'mxchat'),
'mode_indicator_bg_color' => esc_html__('#767676', 'mxchat'),
'mode_indicator_font_color' => esc_html__('#ffffff', 'mxchat'),
'toolbar_icon_color' => esc_html__('#212121', 'mxchat'),
);
// Merge existing options with defaults
$existing_options = get_option('mxchat_options', array());
$merged_options = wp_parse_args($existing_options, $default_options);
// Update the options if they have changed
if ($existing_options !== $merged_options) {
update_option('mxchat_options', $merged_options);
}
// Add default limits for each role
$roles = wp_roles()->get_names();
foreach ($roles as $role_id => $role_name) {
$default_options['role_rate_limits'][$role_id] = esc_html__('100', 'mxchat');
}
return $default_options;
// Update the $this->options property
$this->options = $merged_options;
}
public function mxchat_add_plugin_page() {
// Main menu page
add_menu_page(
esc_html__('MxChat Settings', 'mxchat'),
esc_html__('MxChat', 'mxchat'),
'manage_options',
'mxchat-max',
array($this, 'mxchat_create_admin_page'),
'dashicons-testimonial',
6
);
// Submenu page for Knowledge
add_submenu_page(
'mxchat-max',
esc_html__('Prompts', 'mxchat'),
esc_html__('Knowledge', 'mxchat'),
'manage_options',
'mxchat-prompts',
array($this, 'mxchat_create_prompts_page')
);
add_submenu_page(
'mxchat-max',
esc_html__('Chat Transcripts', 'mxchat'),
esc_html__('Transcripts', 'mxchat'),
'manage_options',
'mxchat-transcripts',
array($this, 'mxchat_create_transcripts_page')
);
add_submenu_page(
'mxchat-max',
esc_html__('MxChat Actions', 'mxchat'),
esc_html__('Actions', 'mxchat'),
'manage_options',
'mxchat-actions',
array($this, 'mxchat_actions_page_html')
);
add_submenu_page(
'mxchat-max',
esc_html__('Add Ons', 'mxchat'),
esc_html__('Add Ons', 'mxchat'),
'manage_options',
'mxchat-addons',
array($this, 'mxchat_create_addons_page')
);
// Submenu page for Activation Key
add_submenu_page(
'mxchat-max',
esc_html__('Pro Upgrade', 'mxchat'),
esc_html__('Pro Upgrade', 'mxchat'),
'manage_options',
'mxchat-activation',
array($this, 'mxchat_create_activation_page')
);
}
public function mxchat_create_addons_page() {
require_once plugin_dir_path(__FILE__) . 'class-mxchat-addons.php';
$addons_page = new MxChat_Addons();
$addons_page->render_page();
}
public function register_pinecone_settings() {
register_setting(
'mxchat_pinecone_addon_options',
'mxchat_pinecone_addon_options',
array(
'type' => 'array',
'sanitize_callback' => array($this, 'sanitize_pinecone_settings'),
'default' => array(
'mxchat_use_pinecone' => '0',
'mxchat_pinecone_api_key' => '',
'mxchat_pinecone_host' => '',
'mxchat_pinecone_index' => '',
'mxchat_pinecone_environment' => ''
)
)
);
}
public function sanitize_pinecone_settings($input) {
$sanitized = array();
$sanitized['mxchat_use_pinecone'] = isset($input['mxchat_use_pinecone']) ? '1' : '0';
$sanitized['mxchat_pinecone_api_key'] = sanitize_text_field($input['mxchat_pinecone_api_key'] ?? '');
$sanitized['mxchat_pinecone_host'] = sanitize_text_field($input['mxchat_pinecone_host'] ?? '');
$sanitized['mxchat_pinecone_index'] = sanitize_text_field($input['mxchat_pinecone_index'] ?? '');
$sanitized['mxchat_pinecone_environment'] = sanitize_text_field($input['mxchat_pinecone_environment'] ?? '');
// Remove https:// from host if present
$sanitized['mxchat_pinecone_host'] = str_replace(['https://', 'http://'], '', $sanitized['mxchat_pinecone_host']);
return $sanitized;
}
public function mxchat_display_admin_notice() {
// Success notice
if ($message = get_transient('mxchat_admin_notice_success')) {
?>
π§ Live Agent Integration Updated!
We've temporarily disabled your Live Agent integration due to recent enhancements that have made it much better! You can easily turn it back on by going to Toolbar & Components β Live Agent Settings and reviewing the new configuration options.
add_live_agent_nonce();
?>
MxChat Settings
is_activated): ?>
π Limited Lifetime Offer: Save 30% on MxChat Pro, Agency, or Agency Plus!
Unlock unlimited access to our growing collection of powerful add-ons including Admin AI Assistant (ChatGPT-like experience in your admin panel), Forms Builder, AI Theme Generator, WooCommerce, Perplexity, and more β all included with your lifetime license!
show_live_agent_disabled_banner();
?>
wp_create_nonce('dismiss_live_agent_notice'),
'ajaxurl' => admin_url('admin-ajax.php')
));
}
}
public function mxchat_create_transcripts_page() {
global $wpdb;
$table_name = $wpdb->prefix . 'mxchat_chat_transcripts';
// Get basic stats
$total_chats = $wpdb->get_var("SELECT COUNT(DISTINCT session_id) FROM $table_name");
$total_messages = $wpdb->get_var("SELECT COUNT(*) FROM $table_name");
// Count unique users with detailed breakdown
$total_users = $wpdb->get_var("
SELECT COUNT(DISTINCT
CASE
WHEN user_email != '' AND user_email IS NOT NULL THEN user_email
WHEN user_id != 0 THEN CONCAT('user_', user_id)
WHEN user_identifier NOT LIKE 'Tech-Savvy User'
AND user_identifier NOT LIKE 'Detail-Oriented User'
AND user_identifier NOT LIKE 'Language Learner'
AND user_identifier NOT LIKE 'Casual Browser'
AND user_identifier NOT LIKE 'Policy Enforcer'
AND user_identifier NOT LIKE 'Researcher'
AND user_identifier NOT LIKE 'Loyalty Member'
AND user_identifier NOT LIKE 'Gift Buyer'
AND user_identifier NOT LIKE 'Parent or Caregiver'
THEN user_identifier
ELSE session_id
END
)
FROM $table_name
WHERE role != 'assistant'
");
// Get user type breakdown
$registered_users = $wpdb->get_var("
SELECT COUNT(DISTINCT user_email)
FROM $table_name
WHERE user_email != '' AND user_email IS NOT NULL
");
$guest_users = $wpdb->get_var("
SELECT COUNT(DISTINCT user_identifier)
FROM $table_name
WHERE (user_email = '' OR user_email IS NULL)
AND role != 'assistant'
AND user_identifier NOT LIKE 'Tech-Savvy User'
AND user_identifier NOT LIKE 'Detail-Oriented User'
AND user_identifier NOT LIKE 'Language Learner'
AND user_identifier NOT LIKE 'Casual Browser'
AND user_identifier NOT LIKE 'Policy Enforcer'
AND user_identifier NOT LIKE 'Researcher'
AND user_identifier NOT LIKE 'Loyalty Member'
AND user_identifier NOT LIKE 'Gift Buyer'
AND user_identifier NOT LIKE 'Parent or Caregiver'
");
// Get agent test messages count
$agent_tests = $wpdb->get_var("
SELECT COUNT(DISTINCT session_id)
FROM $table_name
WHERE user_identifier IN (
'Tech-Savvy User',
'Detail-Oriented User',
'Language Learner',
'Casual Browser',
'Policy Enforcer',
'Researcher',
'Loyalty Member',
'Gift Buyer',
'Parent or Caregiver'
)
");
?>
Chat Transcripts
π¬
π
π₯
' . esc_html__('Configure email notifications for new chat transcripts. You will receive an email notification when a new chat session begins.', 'mxchat') . '';
}
public function mxchat_enable_notifications_callback() {
$options = get_option('mxchat_transcripts_options', array());
$enabled = isset($options['mxchat_enable_notifications']) ? $options['mxchat_enable_notifications'] : 0;
?>
prefix . 'mxchat_chat_transcripts';
// Get all transcripts ordered by session and timestamp
$results = $wpdb->get_results(
"SELECT session_id, user_email, user_identifier, role, message, timestamp
FROM {$table_name}
ORDER BY session_id, timestamp ASC"
);
if (empty($results)) {
wp_send_json_error(array('message' => 'No transcripts found.'));
wp_die();
}
// Set headers for CSV download
header('Content-Type: text/csv');
header('Content-Disposition: attachment; filename="chat-transcripts-' . date('Y-m-d') . '.csv"');
header('Pragma: no-cache');
header('Expires: 0');
// Create output stream
$output = fopen('php://output', 'w');
// Add UTF-8 BOM for proper Excel encoding
fputs($output, "\xEF\xBB\xBF");
// Add CSV headers
fputcsv($output, array(
'Session ID',
'Email',
'User Identifier',
'Role',
'Message',
'Timestamp'
));
// Add data rows
foreach ($results as $row) {
fputcsv($output, array(
$row->session_id,
$row->user_email,
$row->user_identifier,
$row->role,
$row->message,
$row->timestamp
));
}
fclose($output);
wp_die();
}
public function mxchat_fetch_chat_history() {
global $wpdb;
$table_name = $wpdb->prefix . 'mxchat_chat_transcripts';
if (!current_user_can('manage_options')) {
wp_die(esc_html__('You do not have sufficient permissions to view this page.', 'mxchat'));
}
// Get pagination parameters
$page = isset($_POST['page']) ? absint($_POST['page']) : 1;
$per_page = isset($_POST['per_page']) ? absint($_POST['per_page']) : 50;
$offset = ($page - 1) * $per_page;
// Get search parameter if any
$search = isset($_POST['search']) ? sanitize_text_field($_POST['search']) : '';
// Build the query based on whether we have a search term
$search_condition = '';
$search_params = array();
if (!empty($search)) {
$search_condition = "WHERE (
session_id LIKE %s
OR user_email LIKE %s
OR user_identifier LIKE %s
OR message LIKE %s
)";
$search_params = array(
'%' . $wpdb->esc_like($search) . '%',
'%' . $wpdb->esc_like($search) . '%',
'%' . $wpdb->esc_like($search) . '%',
'%' . $wpdb->esc_like($search) . '%'
);
}
// First count total sessions for pagination
if (!empty($search)) {
$count_query = $wpdb->prepare(
"SELECT COUNT(DISTINCT session_id)
FROM {$table_name}
{$search_condition}",
$search_params
);
} else {
$count_query = "SELECT COUNT(DISTINCT session_id) FROM {$table_name}";
}
$total_sessions = $wpdb->get_var($count_query);
// Get paginated session IDs ordered by most recent message in each session
if (!empty($search)) {
$session_query = $wpdb->prepare(
"SELECT DISTINCT t.session_id
FROM {$table_name} t
{$search_condition}
GROUP BY t.session_id
ORDER BY MAX(t.timestamp) DESC
LIMIT %d OFFSET %d",
array_merge($search_params, array($per_page, $offset))
);
} else {
$session_query = $wpdb->prepare(
"SELECT DISTINCT session_id
FROM {$table_name}
GROUP BY session_id
ORDER BY MAX(timestamp) DESC
LIMIT %d OFFSET %d",
$per_page, $offset
);
}
$session_ids = $wpdb->get_col($session_query);
if (empty($session_ids)) {
ob_start();
echo '
';
echo esc_html__('No chat history found.', 'mxchat');
if (!empty($search)) {
echo ' ' . esc_html__('Try adjusting your search criteria.', 'mxchat');
}
echo '
';
// Iterate through sessions from newest to oldest
foreach ($session_ids as $session_id) {
// Get the email associated with this session (if available)
$email = $wpdb->get_var(
$wpdb->prepare(
"SELECT user_email
FROM {$table_name}
WHERE session_id = %s AND user_email != ''
ORDER BY timestamp ASC
LIMIT 1",
$session_id
)
);
// Get messages for this session ordered by timestamp
$messages = $wpdb->get_results(
$wpdb->prepare(
"SELECT * FROM {$table_name}
WHERE session_id = %s
ORDER BY timestamp ASC",
$session_id
)
);
// Start session block
echo '
';
echo '
';
// Wrap checkbox and session ID in one block
echo '
Pinecone is optional and not required for MxChat to function. It provides enhanced search performance for larger knowledge bases. When enabled, content will be stored in Pinecone instead of the WordPress database, but you can use MxChat without it.', 'mxchat'),
array('strong' => array())
); ?>
prefix . 'mxchat_intents';
// Check if the column already exists
$columns = $wpdb->get_results("SHOW COLUMNS FROM $table_name LIKE 'enabled'");
if (empty($columns)) {
// Add the column with default value of 1 (enabled)
$wpdb->query("ALTER TABLE $table_name ADD COLUMN enabled TINYINT(1) NOT NULL DEFAULT 1");
}
}
/**
* Handle embedding generation errors using existing admin notice system
*
* @param string $message Error message to display
* @param bool $redirect Whether to redirect back to the actions page
* @return void
*/
private function handle_embedding_error($message, $redirect = true) {
// Store the error message in the existing transient
set_transient('mxchat_admin_notice_error', $message, 60);
if ($redirect) {
// Redirect back to the actions page
$redirect_url = add_query_arg(
array(
'page' => 'mxchat-actions'
),
admin_url('admin.php')
);
wp_safe_redirect($redirect_url);
exit;
}
}
/**
* Handle adding new intent - with improved error handling
*
* @return void
*/
/**
* Enhanced get_available_callbacks function with form action exclusion
*
* @param bool $grouped Whether to return callbacks grouped by category
* @param bool $include_all Whether to include all potential actions (even if add-on not installed)
* @return array Callbacks data with icons, descriptions and availability status
*/
private function mxchat_get_available_callbacks($grouped = false, $include_all = true) {
// Load WordPress plugin functions if needed
if (!function_exists('get_plugins')) {
require_once ABSPATH . 'wp-admin/includes/plugin.php';
}
// Get active plugins
$active_plugins = get_option('active_plugins', array());
// Functions to exclude from the action selector only if Pro is activated
// If user doesn't have Pro, show these so they can see what they're missing
$excluded_when_pro_active_functions = array(
'mxchat_handle_form_collection', // Forms add-on action
'mxchat_sr_recommendation_flow' // Smart Recommender flow actions
);
// Always excluded functions (regardless of Pro status)
$always_excluded_functions = array();
// Combine exclusion lists based on Pro activation status
$excluded_functions = $always_excluded_functions;
if ($this->is_activated) {
// Only exclude add-on managed functions if Pro is active
$excluded_functions = array_merge($excluded_functions, $excluded_when_pro_active_functions);
}
// Define add-on plugin files and their corresponding action functions
$addon_plugins = array(
'mxchat-woo/mxchat-woo.php' => array(
'functions' => array(
'mxchat_handle_product_recommendations',
'mxchat_handle_order_history',
'mxchat_show_product_card',
'mxchat_add_to_cart',
'mxchat_checkout_redirect'
),
'name' => __('WooCommerce Add-on', 'mxchat'),
'pro_required' => true
),
'mxchat-perplexity/mxchat-perplexity.php' => array(
'functions' => array('mxchat_perplexity_research'),
'name' => __('Perplexity Add-on', 'mxchat'),
'pro_required' => true
),
'mxchat-forms/mxchat-forms.php' => array(
'functions' => array('mxchat_handle_form_collection'),
'name' => __('Forms Add-on', 'mxchat'),
'pro_required' => true
),
'mxchat-smart-recommender/mxchat-smart-recommender.php' => array(
'functions' => array('mxchat_sr_recommendation_flow'),
'name' => __('Smart Recommender Add-on', 'mxchat'),
'pro_required' => true
),
// Add other add-ons and their functions here
);
// Get the functions that are provided by active add-ons
$addon_provided_functions = array();
$addon_function_mapping = array(); // Maps functions to their add-on info
// Check which add-ons are active
foreach ($addon_plugins as $plugin_file => $addon_info) {
$is_active = in_array($plugin_file, $active_plugins);
// For each function in this addon
foreach ($addon_info['functions'] as $function) {
// Consider a function installed only if:
// 1. The add-on is active AND
// 2. Either it doesn't require Pro OR Pro is activated
$is_installed = $is_active && (!$addon_info['pro_required'] || $this->is_activated);
// If the add-on is installed, mark this function as provided by an add-on
if ($is_installed) {
$addon_provided_functions[] = $function;
}
// Store addon info for this function regardless of installation status
$addon_function_mapping[$function] = array(
'addon' => basename(dirname($plugin_file)),
'addon_name' => $addon_info['name'],
'pro_required' => $addon_info['pro_required'],
'is_active' => $is_active,
'is_installed' => $is_installed
);
}
}
// Core callbacks - always available in the base plugin
$core_callbacks = array(
'mxchat_handle_email_capture' => array(
'label' => __('Loops Email Capture', 'mxchat'),
'pro_only' => false,
'group' => __('Customer Engagement', 'mxchat'),
'icon' => 'email-alt',
'description' => __('Collect visitor emails for your mailing list in Loops', 'mxchat'),
'addon' => false, // Not from an add-on
'installed' => true // Always installed with base plugin
),
'mxchat_handle_search_request' => array(
'label' => __('Brave Web Search', 'mxchat'),
'pro_only' => false,
'group' => __('Search Features', 'mxchat'),
'icon' => 'search',
'description' => __('Let users search the web directly from the chat', 'mxchat'),
'addon' => false,
'installed' => true
),
'mxchat_handle_image_search_request' => array(
'label' => __('Brave Image Search', 'mxchat'),
'pro_only' => false,
'group' => __('Search Features', 'mxchat'),
'icon' => 'format-image',
'description' => __('Search and display images in the chat conversation', 'mxchat'),
'addon' => false,
'installed' => true
),
// Pro core features - check is_activated property
'mxchat_generate_image' => array(
'label' => __('Generate Image', 'mxchat'),
'pro_only' => false,
'group' => __('Other Features', 'mxchat'),
'icon' => 'art',
'description' => __('Create images with DALL-E 3 from OpenAI (requires OpenAI API key)', 'mxchat'),
'addon' => false,
'installed' => true
),
'mxchat_handle_pdf_discussion' => array(
'label' => __('Chat with PDF', 'mxchat'),
'pro_only' => false,
'group' => __('Other Features', 'mxchat'),
'icon' => 'media-document',
'description' => __('Answer questions about uploaded PDF documents', 'mxchat'),
'addon' => false,
'installed' => true
),
'mxchat_live_agent_handover' => array(
'label' => __('Slack Live Agent', 'mxchat'),
'pro_only' => false,
'group' => __('Customer Engagement', 'mxchat'),
'icon' => 'admin-users',
'description' => __('Transfer conversation to a human support agent on Slack', 'mxchat'),
'addon' => false,
'installed' => true
),
'mxchat_handle_switch_to_chatbot_intent' => array(
'label' => __('Back to Chatbot', 'mxchat'),
'pro_only' => false,
'group' => __('Customer Engagement', 'mxchat'),
'icon' => 'backup',
'description' => __('Return from live agent mode to AI chatbot', 'mxchat'),
'addon' => false,
'installed' => true
),
);
// Add-on callbacks with placeholders - only include if the add-on is NOT active
$addon_callbacks = array(
// WooCommerce Add-on
'mxchat_handle_product_recommendations' => array(
'label' => __('Product Recommendations', 'mxchat'),
'pro_only' => true,
'group' => __('WooCommerce Features', 'mxchat'),
'icon' => 'cart',
'description' => __('Suggest products based on customer preferences', 'mxchat'),
),
'mxchat_handle_order_history' => array(
'label' => __('Order History', 'mxchat'),
'pro_only' => true,
'group' => __('WooCommerce Features', 'mxchat'),
'icon' => 'clipboard',
'description' => __('Allow customers to check their order status', 'mxchat'),
),
'mxchat_show_product_card' => array(
'label' => __('Show Product Card', 'mxchat'),
'pro_only' => true,
'group' => __('WooCommerce Features', 'mxchat'),
'icon' => 'products',
'description' => __('Display product information in the chat', 'mxchat'),
),
'mxchat_add_to_cart' => array(
'label' => __('Add to Cart', 'mxchat'),
'pro_only' => true,
'group' => __('WooCommerce Features', 'mxchat'),
'icon' => 'plus-alt',
'description' => __('Add products to cart directly from chat', 'mxchat'),
),
'mxchat_checkout_redirect' => array(
'label' => __('Proceed to Checkout', 'mxchat'),
'pro_only' => true,
'group' => __('WooCommerce Features', 'mxchat'),
'icon' => 'arrow-right-alt',
'description' => __('Redirect customer to checkout page', 'mxchat'),
),
// Perplexity Add-on
'mxchat_perplexity_research' => array(
'label' => __('Perplexity Research', 'mxchat'),
'pro_only' => true,
'group' => __('Search Features', 'mxchat'),
'icon' => 'book-alt',
'description' => __('Allows the chatbot to search the web for accurate, up-to-date answers', 'mxchat'),
),
// Forms Add-on (only shown when Pro is not activated)
'mxchat_handle_form_collection' => array(
'label' => __('Form Collection', 'mxchat'),
'pro_only' => true,
'group' => __('Form Features', 'mxchat'),
'icon' => 'feedback',
'description' => __('Collect user information through custom forms in chat', 'mxchat'),
),
// Smart Recommender Add-on (only shown when Pro is not activated)
'mxchat_sr_recommendation_flow' => array(
'label' => __('Smart Recommender Flow', 'mxchat'),
'pro_only' => true,
'group' => __('Recommendation Features', 'mxchat'),
'icon' => 'cart',
'description' => __('Create interactive conversation flows that collect user preferences and deliver personalized product or service recommendations', 'mxchat'),
),
);
// Enhance add-on callbacks with installation status and addon info
foreach ($addon_callbacks as $function => $data) {
if (isset($addon_function_mapping[$function])) {
$addon_info = $addon_function_mapping[$function];
$addon_callbacks[$function]['addon'] = $addon_info['addon'];
$addon_callbacks[$function]['addon_name'] = $addon_info['addon_name'];
$addon_callbacks[$function]['installed'] = $addon_info['is_installed'];
// Set pro_only based on add-on configuration
$addon_callbacks[$function]['pro_only'] = $addon_info['pro_required'];
} else {
$addon_callbacks[$function]['addon'] = 'unknown';
$addon_callbacks[$function]['addon_name'] = __('Unknown Add-on', 'mxchat');
$addon_callbacks[$function]['installed'] = false;
}
}
// Initialize callbacks with core features
$callbacks = $core_callbacks;
// Get callbacks from active add-ons
$active_addon_callbacks = apply_filters('mxchat_available_callbacks', array());
// Add placeholder callbacks only for add-ons that aren't active
if ($include_all) {
foreach ($addon_callbacks as $function => $data) {
// Skip placeholders for functions provided by active add-ons
if (in_array($function, $addon_provided_functions)) {
continue;
}
// Skip excluded functions
if (in_array($function, $excluded_functions)) {
continue;
}
// Add the placeholder
$callbacks[$function] = $data;
}
}
// Add callbacks from active add-ons (will override placeholders)
foreach ($active_addon_callbacks as $function => $data) {
// Skip excluded functions
if (in_array($function, $excluded_functions)) {
continue;
}
// Always include callbacks from add-ons
$callbacks[$function] = $data;
// Ensure they have the proper add-on info
if (isset($addon_function_mapping[$function])) {
$addon_info = $addon_function_mapping[$function];
$callbacks[$function]['addon'] = $addon_info['addon'];
$callbacks[$function]['addon_name'] = $addon_info['addon_name'];
$callbacks[$function]['installed'] = $addon_info['is_installed'];
$callbacks[$function]['pro_only'] = $addon_info['pro_required'];
}
}
// Just before returning callbacks, sort them to prioritize free features
if (!$grouped) {
// Create temporary arrays for sorting
$free_callbacks = array();
$pro_callbacks = array();
// Split callbacks into free and pro
foreach ($callbacks as $key => $data) {
if (isset($data['pro_only']) && $data['pro_only']) {
$pro_callbacks[$key] = $data;
} else {
$free_callbacks[$key] = $data;
}
}
// Merge with free callbacks first
$callbacks = array_merge($free_callbacks, $pro_callbacks);
}
// Return grouped structure if requested
if ($grouped) {
$grouped_callbacks = array();
foreach ($callbacks as $key => $data) {
$group_label = isset($data['group']) ? $data['group'] : __('Other Features', 'mxchat');
// Ensure we carry forward all the new fields in grouped mode
$callback_data = array(
'label' => $data['label'],
'pro_only' => isset($data['pro_only']) ? $data['pro_only'] : false,
'icon' => isset($data['icon']) ? $data['icon'] : 'admin-generic',
'description' => isset($data['description']) ? $data['description'] : __('Custom action for your chatbot', 'mxchat'),
'addon' => isset($data['addon']) ? $data['addon'] : false,
'addon_name' => isset($data['addon_name']) ? $data['addon_name'] : '',
'installed' => isset($data['installed']) ? $data['installed'] : true
);
$grouped_callbacks[$group_label][$key] = $callback_data;
}
// Sort within each group to prioritize free features
foreach ($grouped_callbacks as $group => $items) {
$free_items = array();
$pro_items = array();
foreach ($items as $key => $data) {
if (isset($data['pro_only']) && $data['pro_only']) {
$pro_items[$key] = $data;
} else {
$free_items[$key] = $data;
}
}
$grouped_callbacks[$group] = array_merge($free_items, $pro_items);
}
return $grouped_callbacks;
}
return $callbacks;
}
public function mxchat_handle_delete_intent() {
if ( ! current_user_can( 'manage_options' ) ) {
wp_die( esc_html__('Unauthorized user', 'mxchat') );
}
check_admin_referer('mxchat_delete_intent_nonce');
if (isset($_POST['intent_id'])) {
global $wpdb;
$table_name = $wpdb->prefix . 'mxchat_intents';
$intent_id = intval($_POST['intent_id']);
$wpdb->delete($table_name, ['id' => $intent_id], ['%d']);
}
wp_safe_redirect(admin_url('admin.php?page=mxchat-actions'));
exit;
}
public function mxchat_page_init() {
register_setting(
'mxchat_option_group',
'mxchat_options',
array($this, 'mxchat_sanitize')
);
register_setting(
'mxchat_option_group',
'mxchat_similarity_threshold',
array(
'type' => 'number',
'sanitize_callback' => function($value) {
$value = absint($value);
return min(max($value, 20), 95);
},
'default' => 80,
)
);
// Chatbot Settings Section
add_settings_section(
'mxchat_chatbot_section',
esc_html__('Chatbot Settings', 'mxchat'),
null,
'mxchat-chatbot'
);
// Similarity Threshold Slider
add_settings_field(
'similarity_threshold', // Field ID
esc_html__('Similarity Threshold', 'mxchat'), // Field title
array($this, 'mxchat_similarity_threshold_callback'), // Callback function
'mxchat-chatbot', // Page
'mxchat_chatbot_section' // Section
);
add_settings_field(
'append_to_body',
esc_html__('Auto-Display Chatbot', 'mxchat'),
array($this, 'mxchat_append_to_body_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'api_key',
esc_html__('OpenAI API Key', 'mxchat'),
array($this, 'api_key_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section',
array(
'class' => 'mxchat-setting-row',
'data-provider' => 'openai'
)
);
add_settings_field(
'xai_api_key',
esc_html__('X.AI API Key', 'mxchat'),
array($this, 'xai_api_key_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section',
array(
'class' => 'mxchat-setting-row',
'data-provider' => 'xai'
)
);
add_settings_field(
'claude_api_key',
esc_html__('Claude API Key', 'mxchat'),
array($this, 'claude_api_key_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section',
array(
'class' => 'mxchat-setting-row',
'data-provider' => 'claude'
)
);
add_settings_field(
'deepseek_api_key',
esc_html__('DeepSeek API Key', 'mxchat'),
array($this, 'deepseek_api_key_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section',
array(
'class' => 'mxchat-setting-row',
'data-provider' => 'deepseek'
)
);
add_settings_field(
'gemini_api_key',
esc_html__('Google Gemini API Key', 'mxchat'),
array($this, 'gemini_api_key_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section',
array(
'class' => 'mxchat-setting-row',
'data-provider' => 'gemini'
)
);
add_settings_field(
'voyage_api_key',
esc_html__('Voyage AI API Key', 'mxchat'),
array($this, 'voyage_api_key_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section',
array(
'class' => 'mxchat-setting-row',
'data-provider' => 'voyage'
)
);
add_settings_field(
'enable_streaming_toggle',
esc_html__('Enable Streaming', 'mxchat'),
array($this, 'enable_streaming_toggle_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section', // Same section as your working toggle
array(
'class' => 'mxchat-setting-row streaming-setting',
'style' => 'display: none;' // Hidden by default, shown when OpenAI/Claude selected
)
);
add_settings_field(
'model',
esc_html__('Chat Model', 'mxchat'),
array($this, 'mxchat_model_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'embedding_model',
esc_html__('Embedding Model', 'mxchat'),
array($this, 'embedding_model_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'system_prompt_instructions',
esc_html__('AI Instructions (Behavior)', 'mxchat'),
array($this, 'system_prompt_instructions_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'top_bar_title',
esc_html__('Top Bar Title', 'mxchat'),
array($this, 'mxchat_top_bar_title_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'ai_agent_text',
esc_html__('AI Agent Text', 'mxchat'),
array($this, 'mxchat_ai_agent_text_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'enable_email_block',
esc_html__('Require Email To Chat', 'mxchat'),
array($this, 'enable_email_block_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'email_blocker_header_content',
esc_html__('Require Email Chat Content', 'mxchat'),
array($this, 'email_blocker_header_content_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'email_blocker_button_text',
esc_html__('Require Email Chat Button Text', 'mxchat'),
[$this, 'email_blocker_button_text_callback'],
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'intro_message',
esc_html__('Introductory Message', 'mxchat'),
array($this, 'mxchat_intro_message_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'input_copy',
esc_html__('Input Copy', 'mxchat'),
array($this, 'mxchat_input_copy_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'pre_chat_message',
esc_html__('Chat Teaser Pop-up', 'mxchat'),
array($this, 'mxchat_pre_chat_message_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'privacy_toggle',
esc_html__('Toggle Privacy Notice', 'mxchat'),
array($this, 'mxchat_privacy_toggle_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'complianz_toggle',
esc_html__('Enable Complianz', 'mxchat'),
array($this, 'mxchat_complianz_toggle_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'link_target_toggle',
esc_html__('Open Links in a New Tab', 'mxchat'),
array($this, 'mxchat_link_target_toggle_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'chat_persistence_toggle',
esc_html__('Enable Chat Persistence', 'mxchat'),
array($this, 'mxchat_chat_persistence_toggle_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'popular_question_1',
esc_html__('Quick Question 1', 'mxchat'),
array($this, 'mxchat_popular_question_1_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'popular_question_2',
esc_html__('Quick Question 2', 'mxchat'),
array($this, 'mxchat_popular_question_2_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'popular_question_3',
esc_html__('Quick Question 3', 'mxchat'),
array($this, 'mxchat_popular_question_3_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'additional_popular_questions',
esc_html__('Additional Quick Questions', 'mxchat'),
array($this, 'mxchat_additional_popular_questions_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
add_settings_field(
'rate_limits',
__('Rate Limits Settings', 'mxchat'),
array($this, 'mxchat_rate_limits_callback'),
'mxchat-chatbot',
'mxchat_chatbot_section'
);
// Loops Settings Section
add_settings_section(
'mxchat_loops_section',
esc_html__('Loops Settings', 'mxchat'),
null,
'mxchat-embed'
);
// Loops Settings Fields
add_settings_field(
'loops_api_key',
esc_html__('Loops API Key', 'mxchat'),
array($this, 'mxchat_loops_api_key_callback'),
'mxchat-embed',
'mxchat_loops_section'
);
add_settings_field(
'loops_mailing_list',
esc_html__('Loops Mailing List', 'mxchat'),
array($this, 'mxchat_loops_mailing_list_callback'),
'mxchat-embed',
'mxchat_loops_section'
);
add_settings_field(
'triggered_phrase_response',
esc_html__('Triggered Phrase Response', 'mxchat'),
array($this, 'mxchat_triggered_phrase_response_callback'),
'mxchat-embed',
'mxchat_loops_section'
);
add_settings_field(
'email_capture_response',
esc_html__('Email Capture Response', 'mxchat'),
array($this, 'mxchat_email_capture_response_callback'),
'mxchat-embed',
'mxchat_loops_section'
);
// Brave Search Settings Fields
add_settings_section(
'mxchat_brave_section',
__('Brave Search Settings', 'mxchat'),
array($this, 'mxchat_brave_section_callback'),
'mxchat-embed'
);
add_settings_field(
'brave_api_key',
__('Brave API Key', 'mxchat'),
array($this, 'mxchat_brave_api_key_callback'),
'mxchat-embed',
'mxchat_brave_section'
);
add_settings_field(
'brave_image_count',
__('Number of Images to Return', 'mxchat'),
array($this, 'mxchat_brave_image_count_callback'),
'mxchat-embed',
'mxchat_brave_section'
);
add_settings_field(
'brave_safe_search',
__('Safe Search', 'mxchat'),
array($this, 'mxchat_brave_safe_search_callback'),
'mxchat-embed',
'mxchat_brave_section'
);
add_settings_field(
'brave_news_count',
__('Number of News Articles', 'mxchat'),
array($this, 'mxchat_brave_news_count_callback'),
'mxchat-embed',
'mxchat_brave_section'
);
add_settings_field(
'brave_country',
__('Country', 'mxchat'),
array($this, 'mxchat_brave_country_callback'),
'mxchat-embed',
'mxchat_brave_section'
);
add_settings_field(
'brave_language',
__('Language', 'mxchat'),
array($this, 'mxchat_brave_language_callback'),
'mxchat-embed',
'mxchat_brave_section'
);
// Chat with PDF Intent Settings Fields
add_settings_section(
'mxchat_pdf_intent_section',
__('Toolbar Settings & Intents', 'mxchat'),
array($this, 'mxchat_pdf_intent_section_callback'),
'mxchat-embed'
);
add_settings_field(
'chat_toolbar_toggle',
__('Show Chat Toolbar', 'mxchat'),
array($this, 'mxchat_chat_toolbar_toggle_callback'),
'mxchat-embed',
'mxchat_pdf_intent_section'
);
// PDF Upload Button Toggle
add_settings_field(
'show_pdf_upload_button',
__('Show PDF Upload Button', 'mxchat'),
array($this, 'mxchat_show_pdf_upload_button_callback'),
'mxchat-embed',
'mxchat_pdf_intent_section'
);
// Word Upload Button Toggle
add_settings_field(
'show_word_upload_button',
__('Show Word Upload Button', 'mxchat'),
array($this, 'mxchat_show_word_upload_button_callback'),
'mxchat-embed',
'mxchat_pdf_intent_section'
);
add_settings_field(
'pdf_intent_trigger_text',
__('Intent Trigger Text', 'mxchat'),
array($this, 'mxchat_pdf_intent_trigger_text_callback'),
'mxchat-embed',
'mxchat_pdf_intent_section'
);
add_settings_field(
'pdf_intent_success_text',
__('Success Text', 'mxchat'),
array($this, 'mxchat_pdf_intent_success_text_callback'),
'mxchat-embed',
'mxchat_pdf_intent_section'
);
add_settings_field(
'pdf_intent_error_text',
__('Error Text', 'mxchat'),
array($this, 'mxchat_pdf_intent_error_text_callback'),
'mxchat-embed',
'mxchat_pdf_intent_section'
);
// Add PDF Maximum Pages Field
add_settings_field(
'pdf_max_pages',
__('Maximum Document Pages', 'mxchat'),
array($this, 'mxchat_pdf_max_pages_callback'),
'mxchat-embed',
'mxchat_pdf_intent_section'
);
// Live Agent Settings Fields
add_settings_section(
'mxchat_live_agent_section',
__('Live Agent Settings', 'mxchat'),
array($this, 'mxchat_live_agent_section_callback'),
'mxchat-embed'
);
// Live Agent Status Fields (add at top of live agent settings)
add_settings_field(
'live_agent_status',
__('Live Agent Status', 'mxchat'),
array($this, 'mxchat_live_agent_status_callback'),
'mxchat-embed',
'mxchat_live_agent_section'
);
add_settings_field(
'live_agent_notification_message',
__('Notification Message', 'mxchat'),
array($this, 'mxchat_live_agent_notification_message_callback'),
'mxchat-embed',
'mxchat_live_agent_section'
);
add_settings_field(
'live_agent_away_message',
__('Away Message', 'mxchat'),
array($this, 'mxchat_live_agent_away_message_callback'),
'mxchat-embed',
'mxchat_live_agent_section'
);
add_settings_field(
'live_agent_user_ids',
__('Slack Agent User IDs', 'mxchat'),
array($this, 'mxchat_live_agent_user_ids_callback'),
'mxchat-embed',
'mxchat_live_agent_section'
);
add_settings_field(
'live_agent_webhook_url',
__('Slack Webhook URL', 'mxchat'),
array($this, 'mxchat_live_agent_webhook_url_callback'),
'mxchat-embed',
'mxchat_live_agent_section'
);
add_settings_field(
'live_agent_secret_key',
__('Slack Secret Key', 'mxchat'),
array($this, 'mxchat_live_agent_secret_key_callback'),
'mxchat-embed',
'mxchat_live_agent_section'
);
// Live Agent Integration Fields
add_settings_field(
'live_agent_bot_token',
__('Slack Bot OAuth Token', 'mxchat'),
array($this, 'mxchat_live_agent_bot_token_callback'),
'mxchat-embed',
'mxchat_live_agent_section'
);
// General Settings Section
add_settings_section(
'mxchat_general_section',
esc_html__('YouTube Tutorials', 'mxchat'),
null,
'mxchat-general'
);
}
public function mxchat_prompts_page_init() {
register_setting(
'mxchat_prompts_options',
'mxchat_prompts_options',
array(
'type' => 'array',
'description' => __('MXChat Knowledge Base Settings', 'mxchat'),
'default' => array(
'mxchat_auto_sync_posts' => 0,
'mxchat_auto_sync_pages' => 0,
'mxchat_use_pinecone' => 0,
'mxchat_pinecone_api_key' => '',
'mxchat_pinecone_environment' => '',
'mxchat_pinecone_index' => '',
'mxchat_pinecone_host' => '',
),
'sanitize_callback' => array($this, 'sanitize_prompts_options'),
)
);
add_action('admin_notices', array($this, 'sync_settings_notice'));
}
public function mxchat_transcripts_page_init() {
register_setting(
'mxchat_transcripts_options',
'mxchat_transcripts_options',
array(
'type' => 'array',
'description' => __('MXChat Transcripts Notification Settings', 'mxchat'),
'default' => array(
'mxchat_enable_notifications' => 0,
'mxchat_notification_email' => get_option('admin_email'),
),
'sanitize_callback' => array($this, 'sanitize_transcripts_options'),
)
);
add_settings_section(
'mxchat_transcripts_notification_section',
esc_html__('Chat Notification Settings', 'mxchat'),
array($this, 'mxchat_transcripts_notification_section_callback'),
'mxchat-transcripts'
);
add_settings_field(
'mxchat_enable_notifications',
esc_html__('Enable Chat Notifications', 'mxchat'),
array($this, 'mxchat_enable_notifications_callback'),
'mxchat-transcripts',
'mxchat_transcripts_notification_section'
);
add_settings_field(
'mxchat_notification_email',
esc_html__('Notification Email Address', 'mxchat'),
array($this, 'mxchat_notification_email_callback'),
'mxchat-transcripts',
'mxchat_transcripts_notification_section'
);
}
/**
* Sanitize all prompts options
*
* @param array $input The unsanitized options array
* @return array The sanitized options array
*/
public function sanitize_prompts_options($input) {
// Log the incoming input.
//error_log('Sanitizing inputs: ' . print_r($input, true));
$sanitized = array();
// Boolean options
$sanitized['mxchat_auto_sync_posts'] = isset($input['mxchat_auto_sync_posts']) ? 1 : 0;
$sanitized['mxchat_auto_sync_pages'] = isset($input['mxchat_auto_sync_pages']) ? 1 : 0;
$sanitized['mxchat_use_pinecone'] = !empty($input['mxchat_use_pinecone']) ? 1 : 0;
// API Key: if less than 32 characters, flag as invalid.
$api_key = sanitize_text_field($input['mxchat_pinecone_api_key'] ?? '');
if (!empty($api_key) && strlen($api_key) < 32) {
add_settings_error(
'mxchat_prompts_options',
'invalid_api_key',
__('The Pinecone API key appears to be invalid. Please check your API key.', 'mxchat')
);
$existing_options = get_option('mxchat_prompts_options', array());
$sanitized['mxchat_pinecone_api_key'] = $existing_options['mxchat_pinecone_api_key'] ?? '';
} else {
$sanitized['mxchat_pinecone_api_key'] = $api_key;
}
// Environment and Index Name
$sanitized['mxchat_pinecone_environment'] = sanitize_text_field($input['mxchat_pinecone_environment'] ?? '');
$sanitized['mxchat_pinecone_index'] = sanitize_text_field($input['mxchat_pinecone_index'] ?? '');
// Host: Remove protocol and validate format.
$host = sanitize_text_field($input['mxchat_pinecone_host'] ?? '');
$host = preg_replace('#^https?://#', '', $host);
//error_log('Host after removing protocol: ' . $host);
if (!empty($host)) {
if (!preg_match('/^[\w-]+\.svc\.[\w-]+\.pinecone\.io$/', $host)) {
add_settings_error(
'mxchat_prompts_options',
'invalid_host',
__('The Pinecone host appears to be invalid. It should look like "mxchat-vectors-zrmsquq.svc.aped-4627-b74a.pinecone.io"', 'mxchat')
);
$existing_options = get_option('mxchat_prompts_options', array());
$sanitized['mxchat_pinecone_host'] = $existing_options['mxchat_pinecone_host'] ?? '';
} else {
$sanitized['mxchat_pinecone_host'] = $host;
}
} else {
$sanitized['mxchat_pinecone_host'] = '';
}
//error_log('Final sanitized array: ' . print_r($sanitized, true));
return $sanitized;
}
public function sync_settings_notice() {
// Only show notice on our plugin page
if (!isset($_GET['page']) || $_GET['page'] !== 'mxchat-prompts') {
return;
}
// Check if settings were updated
if (isset($_GET['settings-updated'])) {
?>
__('Per Hour', 'mxchat'),
'daily' => __('Per Day', 'mxchat'),
'weekly' => __('Per Week', 'mxchat'),
'monthly' => __('Per Month', 'mxchat')
);
// Get all roles plus a "logged_out" pseudo-role
$roles = wp_roles()->get_names();
$roles['logged_out'] = __('Logged Out Users', 'mxchat');
// Start the wrapper
echo '
';
echo '
';
echo '
' .
esc_html__('Set message limits for each user role and customize the experience when users reach those limits. You can use {limit}, {timeframe}, {count}, and {remaining} as placeholders.', 'mxchat') .
'
';
// Output the controls for each role
foreach ($roles as $role_id => $role_name) {
// Get saved options or defaults
$default_limit = ($role_id === 'logged_out') ? '10' : '100';
$default_timeframe = 'daily';
$default_message = __('Rate limit exceeded. Please try again later.', 'mxchat');
$selected_limit = isset($all_options['rate_limits'][$role_id]['limit'])
? $all_options['rate_limits'][$role_id]['limit']
: $default_limit;
$selected_timeframe = isset($all_options['rate_limits'][$role_id]['timeframe'])
? $all_options['rate_limits'][$role_id]['timeframe']
: $default_timeframe;
$custom_message = isset($all_options['rate_limits'][$role_id]['message'])
? $all_options['rate_limits'][$role_id]['message']
: $default_message;
// Output the row
echo '
';
// Role label
echo '
' . esc_html($role_name) . '
';
// Controls section
echo '
';
// Rate limit and timeframe controls
echo '
';
// Limit dropdown
echo '
';
echo '';
echo '';
echo '
';
// Timeframe dropdown
echo '
';
echo '';
echo '';
echo '
';
echo '
'; // End controls
// Custom message textarea
echo '
' . esc_html__('Required for your selected chat model. Important: You must add credits before use.', 'mxchat') . '
';
echo '
';
}
// X.AI API Key
public function xai_api_key_callback() {
$xaiApiKey = isset($this->options['xai_api_key']) ? esc_attr($this->options['xai_api_key']) : '';
echo '
';
echo '';
echo '';
echo '
' . esc_html__('Required for your selected chat model. Important: You must add credits before use.', 'mxchat') . '
';
echo '
';
}
// Claude API Key
public function claude_api_key_callback() {
$claudeApiKey = isset($this->options['claude_api_key']) ? esc_attr($this->options['claude_api_key']) : '';
echo '
';
echo '';
echo '';
echo '
' . esc_html__('Required for your selected chat model. Important: You must add credits before use.', 'mxchat') . '
';
echo '
';
}
// DeepSeek API Key
public function deepseek_api_key_callback() {
$apiKey = isset($this->options['deepseek_api_key']) ? esc_attr($this->options['deepseek_api_key']) : '';
echo '
';
echo '';
echo '';
echo '
' . esc_html__('Required for your selected chat model. Important: You must add credits before use.', 'mxchat') . '
';
echo '
';
}
// Gemini API Key
public function gemini_api_key_callback() {
$geminiApiKey = isset($this->options['gemini_api_key']) ? esc_attr($this->options['gemini_api_key']) : '';
echo '
';
echo '';
echo '';
echo '
' . esc_html__('Required for Google Gemini models. Get your API key from Google AI Studio.', 'mxchat') . '
';
echo '
';
}
// Voyage API Key
public function voyage_api_key_callback() {
$apiKey = isset($this->options['voyage_api_key']) ? esc_attr($this->options['voyage_api_key']) : '';
echo '
';
echo '';
echo '';
echo '
' . esc_html__('Required for your selected embedding model. Important: You must add credits before use.', 'mxchat') . '
';
echo '
';
}
public function mxchat_loops_api_key_callback() {
$loops_api_key = isset($this->options['loops_api_key']) ? esc_attr($this->options['loops_api_key']) : '';
// Hidden fields to "trap" autofill
echo '';
echo '';
echo '
' . esc_html__('Enter your Loops API Key here. Once entered, refreshed page to load list (See FAQ for details)', 'mxchat') . '
';
}
public function mxchat_loops_mailing_list_callback() {
// Add error handling and type checking
$loops_api_key = '';
$selected_list = '';
// Safely get the API key
if (isset($this->options['loops_api_key']) && is_string($this->options['loops_api_key'])) {
$loops_api_key = $this->options['loops_api_key'];
}
// Safely get the selected list
if (isset($this->options['loops_mailing_list']) && is_string($this->options['loops_mailing_list'])) {
$selected_list = $this->options['loops_mailing_list'];
}
if (!empty($loops_api_key)) {
$lists = $this->mxchat_fetch_loops_mailing_lists($loops_api_key);
if (is_array($lists) && !empty($lists)) {
echo '';
echo '
' . esc_html__('Please select a mailing list to use with Loops.', 'mxchat') . '
';
} else {
echo '
' . esc_html__('No lists found. Please verify your API Key.', 'mxchat') . '
';
}
} else {
echo '
' . esc_html__('Enter a valid Loops API Key to load mailing lists.', 'mxchat') . '
';
}
}
public function mxchat_triggered_phrase_response_callback() {
$default_response = __('Would you like to join our mailing list? Please provide your email below.', 'mxchat');
$triggered_response = isset($this->options['triggered_phrase_response'])
? $this->options['triggered_phrase_response']
: $default_response;
echo sprintf(
'',
esc_textarea($triggered_response)
);
echo '
' . esc_html__('Enter the chatbot response when a trigger keyword is detected, prompting the user to share their email.', 'mxchat') . '
';
}
public function mxchat_email_capture_response_callback() {
$default_response = __('Thank you for providing your email! You\'ve been added to our list.', 'mxchat');
$email_capture_response = isset($this->options['email_capture_response'])
? $this->options['email_capture_response']
: $default_response;
echo sprintf(
'',
esc_textarea($email_capture_response)
);
echo '
' . esc_html__('Enter the message to send when a user provides their email.', 'mxchat') . '
';
}
public function mxchat_pre_chat_message_callback() {
// Load the entire 'mxchat_options' array
$all_options = get_option('mxchat_options', []);
// Retrieve the saved message or use the default value
$default_message = __('Hey there! Ask me anything!', 'mxchat');
$pre_chat_message = isset($all_options['pre_chat_message']) ? $all_options['pre_chat_message'] : $default_message;
// Output the textarea
printf(
'',
esc_textarea($pre_chat_message)
);
echo '
' . esc_html__('Set the message displayed to users before they start a chat. Use this to provide a friendly greeting or instructions.', 'mxchat') . '
';
}
// Callback for AI Instructions textarea
public function system_prompt_instructions_callback() {
// Retrieve the current value of the system prompt instructions
$instructions = isset($this->options['system_prompt_instructions']) ? esc_textarea($this->options['system_prompt_instructions']) : '';
// Render the textarea field
printf(
'',
$instructions
);
// Provide a helpful description with sample instructions button
echo '
' . esc_html__('Provide system-level instructions for the AI to guide its behavior. Be clear and concise for better results.', 'mxchat') . '
';
echo '
';
echo '';
echo '
';
// Add modal to WordPress admin footer instead of inline
add_action('admin_footer', array($this, 'render_sample_instructions_modal'));
}
// New method to render modal in admin footer
public function render_sample_instructions_modal() {
static $modal_rendered = false;
if ($modal_rendered) return; // Prevent duplicate modals
$modal_rendered = true;
echo '
';
echo '
';
echo '
';
echo '
';
echo '';
echo esc_html__('Sample AI Instructions', 'mxchat');
echo '
';
echo '';
echo '
';
echo '
';
echo '
';
echo esc_html('You are an AI Chatbot assistant for this website. Your main goal is to assist visitors with questions and provide helpful information. Here are your key guidelines:
# Response Style - CRITICALLY IMPORTANT
- MAXIMUM LENGTH: 1-3 short sentences per response
- Ultra-concise: Get straight to the answer with no filler
- No introductions like "Sure!" or "I\'d be happy to help"
- No phrases like "based on my knowledge" or "according to information"
- No explanatory text before giving the answer
- No summaries or repetition
- Hyperlink all URLs
- Respond in user\'s language
- Minor chit chat or conversation is okay, but try to keep it focused on [insert topic]
# Knowledge Base Requirements - PREVENT HALLUCINATIONS
- ONLY answer using information explicitly provided in OFFICIAL KNOWLEDGE DATABASE CONTENT sections marked with ===== delimiters
- If required information is NOT in the knowledge database: "I don\'t have enough information in my knowledge base to answer that question accurately."
- NEVER invent or hallucinate URLs, links, product specs, procedures, dates, statistics, names, contacts, or company information
- When knowledge base information is unclear or contradictory, acknowledge the limitation rather than guessing
- Better to admit insufficient information than provide inaccurate answers');
echo '
' . esc_html__('Select the AI model your chatbot will use for chatting.', 'mxchat') . '
';
}
public function enable_streaming_toggle_callback() {
// Get value from options array, default to 'on'
$enabled = isset($this->options['enable_streaming_toggle']) ? $this->options['enable_streaming_toggle'] : 'on';
$checked = ($enabled === 'on') ? 'checked' : '';
echo '';
echo '
' .
esc_html__('Enable real-time streaming responses for supported models (OpenAI and Claude). When disabled, responses will load all at once.', 'mxchat') .
'
';
}
// Callback function for embedding model selection
public function embedding_model_callback() {
$models = array(
esc_html__('OpenAI Embeddings', 'mxchat') => array(
'text-embedding-3-small' => esc_html__('TE3 Small (1536, Efficient)', 'mxchat'),
'text-embedding-ada-002' => esc_html__('Ada 2 (1536, Recommended)', 'mxchat'),
'text-embedding-3-large' => esc_html__('TE3 Large (3072, Powerful)', 'mxchat'),
),
esc_html__('Voyage AI Embeddings', 'mxchat') => array(
'voyage-3-large' => esc_html__('Voyage-3 Large (2048, Most Capable)', 'mxchat'),
),
esc_html__('Google Gemini Embeddings', 'mxchat') => array(
'gemini-embedding-exp-03-07' => esc_html__('Gemini Embedding (1536, Experimental)', 'mxchat'),
)
);
$selected_model = isset($this->options['embedding_model']) ? esc_attr($this->options['embedding_model']) : 'text-embedding-ada-002';
echo '';
echo '
IMPORTANT: Select the model for vector embeddings. Changing models is not recommended; if you do, you must delete all existing knowledge & intent data and reconfigure them.
';
}
public function mxchat_top_bar_title_callback() {
// Retrieve the current value of the top bar title from saved options
$top_bar_title = isset($this->options['top_bar_title']) ? esc_attr($this->options['top_bar_title']) : '';
// Render the input field
echo '';
// Add a description
echo '
' . esc_html__('Enter the title text that will appear on the top bar of the chatbot.', 'mxchat') . '
';
}
public function mxchat_ai_agent_text_callback() {
// Retrieve the current value of the AI agent text from saved options
$ai_agent_text = isset($this->options['ai_agent_text']) ? esc_attr($this->options['ai_agent_text']) : '';
// Render the input field
echo '';
// Add a description
echo '
' . esc_html__('Enter the text that will appear for AI agents in the status indicator. Default: "AI Agent"', 'mxchat') . '
';
}
public function enable_email_block_callback() {
// Load full plugin options array
$all_options = get_option('mxchat_options', []);
// Get the value, default to 'off'
$enable_email_block = isset($all_options['enable_email_block']) ? $all_options['enable_email_block'] : 'off';
// Check if it's 'on'
$checked = ($enable_email_block === 'on') ? 'checked' : '';
echo '';
echo '
' . esc_html__('Their email will appear at the top of the transcript. Email form will show for users who are not logged in or have not provided an email within 24h.', 'mxchat') . '
';
}
public function email_blocker_header_content_callback() {
// Load the entire 'mxchat_options' array
$all_options = get_option('mxchat_options', []);
// Retrieve the saved content or default to empty
$content = isset($all_options['email_blocker_header_content'])
? $all_options['email_blocker_header_content']
: '';
// Render the textarea - IMPORTANT: name should be just "email_blocker_header_content"
echo '';
echo '
';
echo esc_html__('You may enter HTML here, such as <h2>Welcome</h2> or <p>Let\'s get started</p>.', 'mxchat');
echo '
';
}
public function email_blocker_button_text_callback() {
// Load the entire 'mxchat_options' array
$all_options = get_option('mxchat_options', []);
// Retrieve the saved button text or default to empty
$button_text = isset($all_options['email_blocker_button_text'])
? $all_options['email_blocker_button_text']
: '';
// Use esc_attr to safely render the existing text
echo '';
echo '
';
echo esc_html__('Enter the text you want on the submit button, e.g. "Start Chat".', 'mxchat');
echo '
';
}
public function mxchat_intro_message_callback() {
// Load the entire 'mxchat_options' array
$all_options = get_option('mxchat_options', []);
// Retrieve the saved intro message or use the default
$default_message = __('Hello! How can I assist you today?', 'mxchat');
$saved_message = isset($all_options['intro_message']) ? $all_options['intro_message'] : $default_message;
// Output the textarea with the saved value without escaping HTML
?>
',
esc_attr($input_copy),
esc_attr__('How can I assist?', 'mxchat')
);
// Output the description
echo '
' . esc_html__('This is the placeholder text for the chat input field.', 'mxchat') . '
';
}
public function mxchat_append_to_body_callback() {
// Get value from options array, default to 'off'
$append_to_body = isset($this->options['append_to_body']) ? $this->options['append_to_body'] : 'off';
$checked = ($append_to_body === 'on') ? 'checked' : '';
echo '';
echo '
' .
esc_html__('Show chatbot automatically on all pages. When disabled, you can place the chatbot manually using shortcode [mxchat_chatbot floating="yes"].', 'mxchat') .
'
';
}
public function mxchat_privacy_toggle_callback() {
// Load from mxchat_options array
$options = get_option('mxchat_options', []);
// Get privacy toggle value with fallback
$privacy_toggle = isset($options['privacy_toggle']) ? $options['privacy_toggle'] : 'off';
$checked = ($privacy_toggle === 'on') ? 'checked' : '';
// Get privacy text with fallback
$privacy_text = isset($options['privacy_text'])
? $options['privacy_text']
: __('By chatting, you agree to our privacy policy.', 'mxchat');
// Output the toggle switch
echo '';
echo '
' . esc_html__('Enable this option to display a privacy notice below the chat widget.', 'mxchat') . '
';
// Output the custom text input field
echo sprintf(
'',
esc_textarea($privacy_text)
);
echo '
' . esc_html__('Enter the privacy policy text. You can include HTML links.', 'mxchat') . '
';
}
public function mxchat_complianz_toggle_callback() {
// Load from mxchat_options array
$options = get_option('mxchat_options', []);
// Get complianz toggle value with fallback
$complianz_toggle = isset($options['complianz_toggle']) ? $options['complianz_toggle'] : 'off';
$checked = ($complianz_toggle === 'on') ? 'checked' : '';
// Output the toggle switch
echo '';
echo '
' . esc_html__('Enable this option to apply Complianz consent logic to the chatbot (must have Complianz Plugin).', 'mxchat') . '
';
}
public function mxchat_link_target_toggle_callback() {
// Load from mxchat_options array
$options = get_option('mxchat_options', []);
// Get link target toggle value with fallback
$link_target_toggle = isset($options['link_target_toggle']) ? $options['link_target_toggle'] : 'off';
$checked = ($link_target_toggle === 'on') ? 'checked' : '';
// Output the toggle switch
echo '';
echo '
' . esc_html__('Enable to open links in a new tab (default is to open in the same tab).', 'mxchat') . '
';
}
public function mxchat_chat_persistence_toggle_callback() {
// Load from mxchat_options array
$options = get_option('mxchat_options', []);
// Get chat persistence toggle value with fallback
$chat_persistence_toggle = isset($options['chat_persistence_toggle']) ? $options['chat_persistence_toggle'] : 'off';
$checked = ($chat_persistence_toggle === 'on') ? 'checked' : '';
// Output the toggle switch
echo '';
echo '
' . esc_html__('Enable to keep chat history when users navigate tabs or return to the site within 24 hours.', 'mxchat') . '
';
}
public function mxchat_popular_question_1_callback() {
// Load the full plugin options array
$all_options = get_option('mxchat_options', []);
// Retrieve the specific option for popular_question_1
$popular_question_1 = isset($all_options['popular_question_1']) ? $all_options['popular_question_1'] : '';
// Render the input field
printf(
'',
esc_attr($popular_question_1),
esc_attr__('Enter Quick Question 1', 'mxchat')
);
// Add a description for the field
echo '
' . esc_html__('This will be the first Quick Question in the chatbot, displayed above the input field.', 'mxchat') . '
';
}
public function mxchat_popular_question_2_callback() {
// Load the full plugin options array
$all_options = get_option('mxchat_options', []);
// Retrieve the specific option for popular_question_2
$popular_question_2 = isset($all_options['popular_question_2']) ? $all_options['popular_question_2'] : '';
// Render the input field
printf(
'',
esc_attr($popular_question_2),
esc_attr__('Enter Quick Question 2', 'mxchat')
);
// Add a description for the field
echo '
' . esc_html__('This will be the second Quick Question in the chatbot.', 'mxchat') . '
';
}
public function mxchat_popular_question_3_callback() {
// Load the full plugin options array
$all_options = get_option('mxchat_options', []);
// Retrieve the specific option for popular_question_3
$popular_question_3 = isset($all_options['popular_question_3']) ? $all_options['popular_question_3'] : '';
// Render the input field
printf(
'',
esc_attr($popular_question_3),
esc_attr(__('Enter Quick Question 3', 'mxchat'))
);
// Add a description for the field
echo '
' . esc_html__('This will be the third Quick Question in the chatbot.', 'mxchat') . '
';
}
public function mxchat_additional_popular_questions_callback() {
$options = get_option('mxchat_options', []);
$additional_questions = isset($options['additional_popular_questions'])
? $options['additional_popular_questions']
: get_option('additional_popular_questions', array());
echo '
';
if (!empty($additional_questions)) {
foreach ($additional_questions as $index => $question) {
printf(
'
' . __('Enter your Brave Search API Key here. (See FAQ for details)', 'mxchat') . '
';
}
public function mxchat_brave_image_count_callback() {
$brave_image_count = isset($this->options['brave_image_count'])
? intval($this->options['brave_image_count'])
: 4;
echo sprintf(
'',
$brave_image_count
);
echo '
' . __('Select the number of images to return (1-6).', 'mxchat') . '
';
}
public function mxchat_brave_safe_search_callback() {
$brave_safe_search = isset($this->options['brave_safe_search'])
? esc_attr($this->options['brave_safe_search'])
: 'strict';
echo '';
echo '
' .
esc_html__('Set the Safe Search level for image searches. Brave Search only supports "Strict" and "Off" options.', 'mxchat') .
'
';
}
public function mxchat_brave_news_count_callback() {
$brave_news_count = isset($this->options['brave_news_count'])
? intval($this->options['brave_news_count'])
: 3;
echo sprintf(
'',
$brave_news_count
);
echo '
' . esc_html__('Select the number of news articles to retrieve (1-10).', 'mxchat') . '
';
}
public function mxchat_brave_country_callback() {
$brave_country = isset($this->options['brave_country'])
? esc_attr($this->options['brave_country'])
: 'us';
echo sprintf(
'',
$brave_country
);
echo '
' . esc_html__('Enter the country code (e.g., "us" for United States).', 'mxchat') . '
';
}
public function mxchat_brave_language_callback() {
$brave_language = isset($this->options['brave_language'])
? esc_attr($this->options['brave_language'])
: 'en';
echo sprintf(
'',
$brave_language
);
echo '
' . esc_html__('Enter the language code (e.g., "en" for English).', 'mxchat') . '
';
}
// Section Callback
public function mxchat_pdf_intent_section_callback() {
echo '
' . esc_html__('Configure the intent settings for the Chat with PDF feature.', 'mxchat') . '
';
}
public function mxchat_chat_toolbar_toggle_callback() {
// Get chat toolbar toggle value with fallback
$chat_toolbar_toggle = isset($this->options['chat_toolbar_toggle']) ? $this->options['chat_toolbar_toggle'] : 'off';
$checked = ($chat_toolbar_toggle === 'on') ? 'checked' : '';
// Output the toggle switch
echo '';
echo '
' . esc_html__('Enable to display the chat toolbar, adding two icons below the chatbot input field for uploading PDF and Word documents (default is hidden).', 'mxchat') . '
';
}
/**
* Callback for PDF upload button toggle setting
*/
public function mxchat_show_pdf_upload_button_callback() {
// Get toggle value with fallback
$show_pdf_button = isset($this->options['show_pdf_upload_button']) ? $this->options['show_pdf_upload_button'] : 'on';
$checked = ($show_pdf_button === 'on') ? 'checked' : '';
// Output the toggle switch
echo '';
echo '
' . esc_html__('Enable to show the PDF upload button in the chatbot toolbar. Disable to hide it.', 'mxchat') . '
';
}
/**
* Callback for Word upload button toggle setting
*/
public function mxchat_show_word_upload_button_callback() {
// Get toggle value with fallback
$show_word_button = isset($this->options['show_word_upload_button']) ? $this->options['show_word_upload_button'] : 'on';
$checked = ($show_word_button === 'on') ? 'checked' : '';
// Output the toggle switch
echo '';
echo '
' . esc_html__('Enable to show the Word document upload button in the chatbot toolbar. Disable to hide it.', 'mxchat') . '
';
}
public function mxchat_pdf_intent_trigger_text_callback() {
$default_text = __("Please provide the URL to the PDF you'd like to discuss.", 'mxchat');
echo sprintf(
'',
esc_attr__('Enter trigger text', 'mxchat'),
isset($this->options['pdf_intent_trigger_text'])
? esc_textarea($this->options['pdf_intent_trigger_text'])
: esc_textarea($default_text)
);
echo '
' . esc_html__('Text displayed when the intent is triggered.', 'mxchat') . '
';
}
public function mxchat_pdf_intent_success_text_callback() {
$default_text = __("I've processed the PDF. What questions do you have about it?", 'mxchat');
echo sprintf(
'',
esc_attr__('Enter success text', 'mxchat'),
isset($this->options['pdf_intent_success_text'])
? esc_textarea($this->options['pdf_intent_success_text'])
: esc_textarea($default_text)
);
echo '
' . esc_html__('Text displayed when the intent is successful.', 'mxchat') . '
';
}
public function mxchat_pdf_intent_error_text_callback() {
$default_text = __("Sorry, I couldn't process the PDF. Please ensure it's a valid file.", 'mxchat');
echo sprintf(
'',
esc_attr__('Enter error text', 'mxchat'),
isset($this->options['pdf_intent_error_text'])
? esc_textarea($this->options['pdf_intent_error_text'])
: esc_textarea($default_text)
);
echo '
' . esc_html__('Text displayed when an error occurs during the intent.', 'mxchat') . '
' . esc_html__('Set the maximum number of document pages users can upload for processing. (1-69 pages)', 'mxchat') . '
';
}
public function mxchat_live_agent_status_callback() {
// Always get fresh options instead of using cached $this->options
$fresh_options = get_option('mxchat_options');
$status = isset($fresh_options['live_agent_status']) ? $fresh_options['live_agent_status'] : 'off';
echo '';
echo '';
}
public function mxchat_live_agent_away_message_callback() {
$message = isset($this->options['live_agent_away_message'])
? $this->options['live_agent_away_message']
: __('Sorry, live agents are currently unavailable. I can continue helping you as an AI assistant.', 'mxchat');
printf(
'',
esc_textarea($message)
);
echo '
' . esc_html__('Message shown when live agents are offline.', 'mxchat') . '
';
}
public function mxchat_live_agent_notification_message_callback() {
$message = isset($this->options['live_agent_notification_message'])
? $this->options['live_agent_notification_message']
: __('Live agent has been notified.', 'mxchat');
printf(
'',
esc_textarea($message)
);
echo '
' . esc_html__('Message shown when live transfer activated.', 'mxchat') . '
' . esc_html__('Enter your Slack webhook URL for live agent notifications.', 'mxchat') . '
';
}
public function mxchat_live_agent_secret_key_callback() {
printf(
'',
isset($this->options['live_agent_secret_key']) ? esc_attr($this->options['live_agent_secret_key']) : ''
);
echo '';
echo '
' . esc_html__('Secret key for validating Slack requests. Keep this secure.', 'mxchat') . '
';
}
public function mxchat_live_agent_bot_token_callback() {
printf(
'',
isset($this->options['live_agent_bot_token']) ? esc_attr($this->options['live_agent_bot_token']) : ''
);
echo '';
echo '
' . esc_html__('Your Slack Bot OAuth Token (starts with xoxb-). Keep this secure.', 'mxchat') . '
';
}
public function mxchat_live_agent_user_ids_callback() {
$user_ids = isset($this->options['live_agent_user_ids'])
? esc_textarea($this->options['live_agent_user_ids'])
: '';
printf(
'',
$user_ids
);
echo '
' . esc_html__('Enter Slack User IDs of agents who should be automatically invited to chat channels (one per line). Find user IDs in Slack profiles under "More" β "Copy member ID". Example: U1234567890', 'mxchat') . '
';
}
public function mxchat_similarity_threshold_callback() {
// Load from mxchat_options array
$options = get_option('mxchat_options', []);
// Get value from options array with default of 80
$threshold = isset($options['similarity_threshold']) ? $options['similarity_threshold'] : 35;
echo '
';
echo sprintf(
esc_html__('Adjust similarity threshold for optimal content matching. Too high may limit knowledge retrieval. We highly recommend downloading our %sfree Similarity Tester add-on%s to fine-tune your responses.', 'mxchat'),
'',
''
);
echo '
';
}
public function mxchat_enqueue_admin_assets() {
// Get plugin version (define this in your main plugin file)
$version = defined('MXCHAT_VERSION') ? MXCHAT_VERSION : '2.2.6';
// Use file modification time for development (remove in production)
if (defined('WP_DEBUG') && WP_DEBUG) {
$version = filemtime(plugin_dir_path(__FILE__) . '../mxchat-basic.php');
}
$current_page = isset($_GET['page']) ? $_GET['page'] : '';
$plugin_url = plugin_dir_url(__FILE__) . '../';
// Only load on MxChat pages
if (strpos($current_page, 'mxchat') === false) {
return;
}
// Always load these on all MxChat pages
$this->enqueue_core_admin_assets($plugin_url, $version);
$this->enqueue_page_specific_assets($current_page, $plugin_url, $version);
$this->localize_admin_scripts($current_page);
}
private function enqueue_core_admin_assets($plugin_url, $version) {
// Core admin styles
wp_enqueue_style('mxchat-admin-css', $plugin_url . 'css/admin-style.css', array(), $version);
wp_enqueue_style('mxchat-knowledge-css', $plugin_url . 'css/knowledge-style.css', array(), $version);
// Core admin scripts
wp_enqueue_script('mxchat-admin-js', $plugin_url . 'js/mxchat-admin.js', array('jquery'), $version, true);
}
private function enqueue_page_specific_assets($current_page, $plugin_url, $version) {
switch ($current_page) {
case 'mxchat-prompts':
// Knowledge processing page assets
wp_enqueue_style('mxchat-content-selector-css', $plugin_url . 'css/content-selector.css', array(), $version);
wp_enqueue_script('mxchat-content-selector-js', $plugin_url . 'js/content-selector.js', array('jquery'), $version, true);
// NEW: Add the knowledge processing script
wp_enqueue_script('mxchat-knowledge-processing', $plugin_url . 'js/knowledge-processing.js', array('jquery'), $version, true);
break;
case 'mxchat-transcripts':
wp_enqueue_style('mxchat-chat-transcripts-css', $plugin_url . 'css/chat-transcripts.css', array(), $version);
wp_enqueue_script('mxchat-transcripts-js', $plugin_url . 'js/mxchat_transcripts.js', array('jquery'), $version, true);
break;
case 'mxchat-actions':
wp_enqueue_style('mxchat-intent-css', $plugin_url . 'css/intent-style.css', array(), $version);
break;
case 'mxchat-activation':
wp_enqueue_script('mxchat-activation-js', $plugin_url . 'js/activation-script.js', array('jquery'), $version, true);
break;
}
}
private function localize_admin_scripts($current_page) {
// Base localization data for main admin script
$base_data = array(
'ajax_url' => admin_url('admin-ajax.php'),
'nonce' => wp_create_nonce('mxchat_status_nonce'),
'admin_url' => admin_url(),
'license_nonce' => wp_create_nonce('mxchat_activate_license_nonce'),
'inline_edit_nonce' => wp_create_nonce('mxchat_save_inline_nonce'),
'setting_nonce' => wp_create_nonce('mxchat_save_setting_nonce'),
'export_nonce' => wp_create_nonce('mxchat_export_transcripts'),
'actions_nonce' => wp_create_nonce('mxchat_actions_nonce'),
'add_intent_nonce' => wp_create_nonce('mxchat_add_intent_nonce'),
'edit_intent_nonce' => wp_create_nonce('mxchat_edit_intent'),
'toggle_action_nonce' => wp_create_nonce('mxchat_actions_nonce'),
'is_activated' => $this->is_activated ? '1' : '0',
'status_refresh_interval' => 5000,
'prompts_setting_nonce' => wp_create_nonce('mxchat_prompts_setting_nonce'),
'ajaxurl' => admin_url('admin-ajax.php') // For jQuery fallback
);
// Localize main admin script with base data
wp_localize_script('mxchat-admin-js', 'mxchatAdmin', $base_data);
// Page-specific localizations
$this->localize_page_specific_scripts($current_page);
}
private function localize_page_specific_scripts($current_page) {
switch ($current_page) {
case 'mxchat-prompts':
// Status updater localization
wp_localize_script('mxchat-status-updater', 'mxchat_status_data', array(
'ajax_url' => admin_url('admin-ajax.php'),
'nonce' => wp_create_nonce('mxchat_status_nonce')
));
// Content selector localization
wp_localize_script('mxchat-content-selector-js', 'mxchatSelector', array(
'ajaxurl' => admin_url('admin-ajax.php'),
'nonce' => wp_create_nonce('mxchat_content_selector_nonce'),
'i18n' => array(
'searchPlaceholder' => __('Search posts and pages...', 'mxchat'),
'selectAll' => __('Select All', 'mxchat'),
'process' => __('Process Selected', 'mxchat'),
'cancel' => __('Cancel', 'mxchat'),
'noResults' => __('No content found.', 'mxchat')
)
));
// NEW: Knowledge processing script localization using mxchatAdmin
wp_localize_script('mxchat-knowledge-processing', 'mxchatAdmin', array(
'ajax_url' => admin_url('admin-ajax.php'),
'status_nonce' => wp_create_nonce('mxchat_status_nonce'), // Note: changed 'nonce' to 'status_nonce'
'stop_nonce' => wp_create_nonce('mxchat_stop_processing_action'),
'admin_url' => admin_url(),
'ajaxurl' => admin_url('admin-ajax.php'),
'status_refresh_interval' => 2000
));
break;
case 'mxchat-activation':
wp_localize_script('mxchat-activation-js', 'mxchatAdmin', array(
'ajax_url' => admin_url('admin-ajax.php'),
'license_nonce' => wp_create_nonce('mxchat_activate_license_nonce')
));
break;
case 'mxchat-settings':
default:
// Color picker and settings localization
wp_localize_script('mxchat-color-picker', 'mxchatStyleSettings', array(
'ajax_url' => admin_url('admin-ajax.php'),
'link_target_toggle' => $this->options['link_target_toggle'] ?? 'off',
'user_message_bg_color' => $this->options['user_message_bg_color'] ?? '#fff',
'user_message_font_color' => $this->options['user_message_font_color'] ?? '#212121',
'bot_message_bg_color' => $this->options['bot_message_bg_color'] ?? '#212121',
'bot_message_font_color' => $this->options['bot_message_font_color'] ?? '#fff',
'top_bar_bg_color' => $this->options['top_bar_bg_color'] ?? '#212121',
'send_button_font_color' => $this->options['send_button_font_color'] ?? '#212121',
'close_button_color' => $this->options['close_button_color'] ?? '#fff',
'chatbot_background_color' => $this->options['chatbot_background_color'] ?? '#212121',
'icon_color' => $this->options['icon_color'] ?? '#fff',
'chat_input_font_color' => $this->options['chat_input_font_color'] ?? '#212121',
'pre_chat_message' => $this->options['pre_chat_message'] ?? esc_html__('Hey there! Ask me anything!', 'mxchat'),
'rate_limit_message' => $this->options['rate_limit_message'] ?? esc_html__('Rate limit exceeded. Please try again later.', 'mxchat'),
'loops_api_key' => $this->options['loops_api_key'] ?? '',
'loops_mailing_list' => $this->options['loops_mailing_list'] ?? '',
'triggered_phrase_response' => $this->options['triggered_phrase_response'] ?? esc_html__('Would you like to join our mailing list? Please provide your email below.', 'mxchat'),
'email_capture_response' => $this->options['email_capture_response'] ?? esc_html__('Thank you for providing your email! You\'ve been added to our list.', 'mxchat'),
'pdf_intent_trigger_text' => $this->options['pdf_intent_trigger_text'] ?? esc_html__("Please provide the URL to the PDF you'd like to discuss.", 'mxchat'),
'pdf_intent_success_text' => $this->options['pdf_intent_success_text'] ?? esc_html__("I've processed the PDF. What questions do you have about it?", 'mxchat'),
'pdf_intent_error_text' => $this->options['pdf_intent_error_text'] ?? esc_html__("Sorry, I couldn't process the PDF. Please ensure it's a valid file.", 'mxchat'),
'pdf_max_pages' => $this->options['pdf_max_pages'] ?? 69,
'live_agent_webhook_url' => $this->options['live_agent_webhook_url'] ?? '',
'live_agent_secret_key' => $this->options['live_agent_secret_key'] ?? '',
'live_agent_bot_token' => $this->options['live_agent_bot_token'] ?? '',
'live_agent_message_bg_color' => $this->options['live_agent_message_bg_color'] ?? '#ffffff',
'live_agent_message_font_color' => $this->options['live_agent_message_font_color'] ?? '#333333',
'chat_toolbar_toggle' => $this->options['chat_toolbar_toggle'] ?? 'off',
'show_pdf_upload_button' => $this->options['show_pdf_upload_button'] ?? 'on',
'show_word_upload_button' => $this->options['show_word_upload_button'] ?? 'on',
'mode_indicator_bg_color' => $this->options['mode_indicator_bg_color'] ?? '#767676',
'mode_indicator_font_color' => $this->options['mode_indicator_font_color'] ?? '#ffffff',
'toolbar_icon_color' => $this->options['toolbar_icon_color'] ?? '#212121',
));
break;
}
// Additional localization that was in the original code
wp_localize_script('mxchat-admin-js', 'mxchatPromptsAdmin', array(
'ajax_url' => admin_url('admin-ajax.php'),
'prompts_setting_nonce' => wp_create_nonce('mxchat_prompts_setting_nonce'),
));
}
public function mxchat_sanitize($input) {
$new_input = array();
if (isset($input['api_key'])) {
$new_input['api_key'] = sanitize_text_field($input['api_key']);
}
if (isset($input['similarity_threshold'])) {
$new_input['similarity_threshold'] = absint($input['similarity_threshold']); // Ensure it's an integer
$new_input['similarity_threshold'] = min(max($new_input['similarity_threshold'], 20), 85); // Enforce range
}
if (isset($input['xai_api_key'])) {
$new_input['xai_api_key'] = sanitize_text_field($input['xai_api_key']);
}
if (isset($input['claude_api_key'])) {
$new_input['claude_api_key'] = sanitize_text_field($input['claude_api_key']);
}
if (isset($input['enable_streaming_toggle'])) {
$new_input['enable_streaming_toggle'] = ($input['enable_streaming_toggle'] === 'on') ? 'on' : 'off';
} else {
// If checkbox not checked, it won't be in $input, so set to 'off'
$new_input['enable_streaming_toggle'] = 'off';
}
if (isset($input['deepseek_api_key'])) {
$new_input['deepseek_api_key'] = sanitize_text_field($input['deepseek_api_key']);
}
if (isset($input['gemini_api_key'])) {
$new_input['gemini_api_key'] = sanitize_text_field($input['gemini_api_key']);
}
if (isset($input['enable_woocommerce_integration'])) {
$new_input['enable_woocommerce_integration'] = $input['enable_woocommerce_integration'] === 'on' ? 'on' : 'off';
}
if (isset($input['privacy_toggle'])) {
$new_input['privacy_toggle'] = $input['privacy_toggle'];
}
if (isset($input['complianz_toggle'])) {
$new_input['complianz_toggle'] = $input['complianz_toggle'];
}
// Handle custom privacy text input
if (isset($input['privacy_text'])) {
// Allow basic HTML for links
$new_input['privacy_text'] = wp_kses_post($input['privacy_text']);
}
if (isset($input['system_prompt_instructions'])) {
$new_input['system_prompt_instructions'] = sanitize_textarea_field($input['system_prompt_instructions']);
}
if (isset($input['mxchat_pro_email'])) {
$new_input['mxchat_pro_email'] = sanitize_email($input['mxchat_pro_email']);
}
if (isset($input['mxchat_activation_key'])) {
$new_input['mxchat_activation_key'] = sanitize_text_field($input['mxchat_activation_key']);
}
if (isset($input['append_to_body'])) {
$new_input['append_to_body'] = $input['append_to_body'] === 'on' ? 'on' : 'off';
}
if (isset($input['top_bar_title'])) {
$new_input['top_bar_title'] = sanitize_text_field($input['top_bar_title']);
}
if (isset($input['ai_agent_text'])) {
$new_input['ai_agent_text'] = sanitize_text_field($input['ai_agent_text']);
}
if (isset($input['enable_email_block'])) {
$new_input['enable_email_block'] = sanitize_text_field($input['enable_email_block']);
}
if (isset($input['email_blocker_header_content'])) {
// wp_kses_post() allows standard HTML tags permitted by WordPress
$new_input['email_blocker_header_content'] = wp_kses_post($input['email_blocker_header_content']);
}
if (isset($input['email_blocker_button_text'])) {
$new_input['email_blocker_button_text'] = sanitize_text_field($input['email_blocker_button_text']);
}
if (isset($input['intro_message'])) {
$new_input['intro_message'] = wp_kses_post($input['intro_message']); // Use wp_kses_post instead
}
if (isset($input['input_copy'])) {
$new_input['input_copy'] = sanitize_text_field($input['input_copy']);
}
if (isset($input['rate_limit_message'])) {
$new_input['rate_limit_message'] = sanitize_text_field($input['rate_limit_message']);
}
// Handle the new rate limits format
if (isset($input['rate_limits']) && is_array($input['rate_limits'])) {
$new_input['rate_limits'] = array();
$allowed_limits = array('1', '3', '5', '10', '15', '20', '50', '100', 'unlimited');
$allowed_timeframes = array('hourly', 'daily', 'weekly', 'monthly');
foreach ($input['rate_limits'] as $role_id => $settings) {
$new_input['rate_limits'][$role_id] = array();
// Sanitize limit
if (isset($settings['limit'])) {
$limit = sanitize_text_field($settings['limit']);
if (in_array($limit, $allowed_limits, true)) {
$new_input['rate_limits'][$role_id]['limit'] = $limit;
} else {
$new_input['rate_limits'][$role_id]['limit'] = ($role_id === 'logged_out') ? '10' : '100'; // Default
}
}
// Sanitize timeframe
if (isset($settings['timeframe'])) {
$timeframe = sanitize_text_field($settings['timeframe']);
if (in_array($timeframe, $allowed_timeframes, true)) {
$new_input['rate_limits'][$role_id]['timeframe'] = $timeframe;
} else {
$new_input['rate_limits'][$role_id]['timeframe'] = 'daily'; // Default
}
}
// Sanitize message
if (isset($settings['message'])) {
$new_input['rate_limits'][$role_id]['message'] = sanitize_textarea_field($settings['message']);
}
}
}
if (isset($input['pre_chat_message'])) {
$new_input['pre_chat_message'] = sanitize_textarea_field($input['pre_chat_message']);
}
if (isset($input['voyage_api_key'])) {
$new_input['voyage_api_key'] = sanitize_text_field($input['voyage_api_key']);
}
// Add to your sanitize function
if (isset($input['embedding_model'])) {
$allowed_models = array(
'text-embedding-ada-002',
'text-embedding-3-small',
'text-embedding-3-large',
'voyage-3-large',
'gemini-embedding-exp-03-07'
);
if (in_array($input['embedding_model'], $allowed_models)) {
$new_input['embedding_model'] = sanitize_text_field($input['embedding_model']);
}
}
if (isset($input['model'])) {
$allowed_models = array(
'gemini-2.0-flash',
'gemini-2.0-flash-lite',
'gemini-1.5-pro',
'gemini-1.5-flash',
'grok-3-beta',
'grok-3-fast-beta',
'grok-3-mini-beta',
'grok-3-mini-fast-beta',
'grok-2',
'deepseek-chat',
'claude-opus-4-20250514',
'claude-sonnet-4-20250514',
'claude-3-7-sonnet-20250219',
'claude-3-5-sonnet-20241022',
'claude-3-opus-20240229',
'claude-3-sonnet-20240229',
'claude-3-haiku-20240307',
'gpt-4o',
'gpt-4.1-2025-04-14',
'gpt-4o-mini',
'gpt-4-turbo',
'gpt-4',
'gpt-3.5-turbo',
);
if (in_array($input['model'], $allowed_models)) {
$new_input['model'] = sanitize_text_field($input['model']);
}
}
if (isset($input['close_button_color'])) {
$new_input['close_button_color'] = sanitize_hex_color($input['close_button_color']);
}
if (isset($input['chatbot_bg_color'])) {
$new_input['chatbot_bg_color'] = sanitize_hex_color($input['chatbot_bg_color']);
}
if (isset($input['woocommerce_consumer_key'])) {
$new_input['woocommerce_consumer_key'] = sanitize_text_field($input['woocommerce_consumer_key']);
}
if (isset($input['woocommerce_consumer_secret'])) {
$new_input['woocommerce_consumer_secret'] = sanitize_text_field($input['woocommerce_consumer_secret']);
}
if (isset($input['user_message_bg_color'])) {
$new_input['user_message_bg_color'] = sanitize_hex_color($input['user_message_bg_color']);
}
if (isset($input['user_message_font_color'])) {
$new_input['user_message_font_color'] = sanitize_hex_color($input['user_message_font_color']);
}
if (isset($input['bot_message_bg_color'])) {
$new_input['bot_message_bg_color'] = sanitize_hex_color($input['bot_message_bg_color']);
}
if (isset($input['bot_message_font_color'])) {
$new_input['bot_message_font_color'] = sanitize_hex_color($input['bot_message_font_color']);
}
if (isset($input['live_agent_message_bg_color'])) {
$new_input['live_agent_message_bg_color'] = sanitize_hex_color($input['live_agent_message_bg_color']);
}
if (isset($input['live_agent_message_font_color'])) {
$new_input['live_agent_message_font_color'] = sanitize_hex_color($input['live_agent_message_font_color']);
}
if (isset($input['mode_indicator_bg_color'])) {
$new_input['mode_indicator_bg_color'] = sanitize_hex_color($input['mode_indicator_bg_color']);
}
if (isset($input['mode_indicator_font_color'])) {
$new_input['mode_indicator_font_color'] = sanitize_hex_color($input['mode_indicator_font_color']);
}
if (isset($input['toolbar_icon_color'])) {
$new_input['toolbar_icon_color'] = sanitize_hex_color($input['toolbar_icon_color']);
}
if (isset($input['top_bar_bg_color'])) {
$new_input['top_bar_bg_color'] = sanitize_hex_color($input['top_bar_bg_color']);
}
if (isset($input['send_button_font_color'])) {
$new_input['send_button_font_color'] = sanitize_hex_color($input['send_button_font_color']);
}
if (isset($input['chatbot_background_color'])) {
$new_input['chatbot_background_color'] = sanitize_hex_color($input['chatbot_background_color']);
}
if (isset($input['icon_color'])) {
$new_input['icon_color'] = sanitize_hex_color($input['icon_color']);
}
if (isset($input['custom_icon'])) {
$new_input['custom_icon'] = esc_url_raw($input['custom_icon']);
}
if (isset($input['title_icon'])) {
$new_input['title_icon'] = esc_url_raw($input['title_icon']);
}
if (isset($input['chat_input_font_color'])) {
$new_input['chat_input_font_color'] = sanitize_hex_color($input['chat_input_font_color']);
}
// Sanitize link_target_toggle
if (isset($input['link_target_toggle'])) {
$new_input['link_target_toggle'] = $input['link_target_toggle'] === 'on' ? 'on' : 'off';
}
// Sanitize Loops API Key
if (isset($input['loops_api_key'])) {
$new_input['loops_api_key'] = sanitize_text_field($input['loops_api_key']);
}
if (isset($input['chat_persistence_toggle'])) {
$new_input['chat_persistence_toggle'] = $input['chat_persistence_toggle'] === 'on' ? 'on' : 'off';
}
if (isset($input['popular_question_1'])) {
$new_input['popular_question_1'] = sanitize_text_field($input['popular_question_1']);
}
if (isset($input['popular_question_2'])) {
$new_input['popular_question_2'] = sanitize_text_field($input['popular_question_2']);
}
if (isset($input['popular_question_3'])) {
$new_input['popular_question_3'] = sanitize_text_field($input['popular_question_3']);
}
if (isset($input['additional_popular_questions']) && is_array($input['additional_popular_questions'])) {
$new_input['additional_popular_questions'] = array_map('sanitize_text_field', $input['additional_popular_questions']);
}
// Sanitize Loops Mailing List
if (isset($input['loops_mailing_list'])) {
$new_input['loops_mailing_list'] = sanitize_text_field($input['loops_mailing_list']);
}
// Sanitize Triggered Phrase Response
if (isset($input['triggered_phrase_response'])) {
$new_input['triggered_phrase_response'] = wp_kses_post($input['triggered_phrase_response']);
}
if (isset($input['email_capture_response'])) {
$new_input['email_capture_response'] = sanitize_textarea_field($input['email_capture_response']);
}
// Sanitize Brave Search Settings
if (isset($input['brave_api_key'])) {
$new_input['brave_api_key'] = sanitize_text_field($input['brave_api_key']);
}
if (isset($input['brave_image_count'])) {
$image_count = intval($input['brave_image_count']);
$new_input['brave_image_count'] = ($image_count >=1 && $image_count <=6) ? $image_count : 4;
}
if (isset($input['brave_safe_search'])) {
$allowed = array('strict', 'off');
$new_input['brave_safe_search'] = in_array($input['brave_safe_search'], $allowed, true) ? $input['brave_safe_search'] : 'strict';
}
if (isset($input['brave_news_count'])) {
$news_count = intval($input['brave_news_count']);
$new_input['brave_news_count'] = ($news_count >=1 && $news_count <=10) ? $news_count : 3;
}
if (isset($input['brave_country'])) {
$new_input['brave_country'] = sanitize_text_field($input['brave_country']);
}
if (isset($input['brave_language'])) {
$new_input['brave_language'] = sanitize_text_field($input['brave_language']);
}
if (isset($input['chat_toolbar_toggle'])) {
$new_input['chat_toolbar_toggle'] = $input['chat_toolbar_toggle'] === 'on' ? 'on' : 'off';
}
// Sanitize PDF upload button toggle
if (isset($input['show_pdf_upload_button'])) {
$new_input['show_pdf_upload_button'] = $input['show_pdf_upload_button'] === 'on' ? 'on' : 'off';
} else {
$new_input['show_pdf_upload_button'] = 'off'; // If checkbox is unchecked
}
// Sanitize Word upload button toggle
if (isset($input['show_word_upload_button'])) {
$new_input['show_word_upload_button'] = $input['show_word_upload_button'] === 'on' ? 'on' : 'off';
} else {
$new_input['show_word_upload_button'] = 'off'; // If checkbox is unchecked
}
if (isset($input['pdf_intent_trigger_text'])) {
$new_input['pdf_intent_trigger_text'] = sanitize_text_field($input['pdf_intent_trigger_text']);
}
if (isset($input['pdf_intent_success_text'])) {
$new_input['pdf_intent_success_text'] = sanitize_text_field($input['pdf_intent_success_text']);
}
if (isset($input['pdf_intent_error_text'])) {
$new_input['pdf_intent_error_text'] = sanitize_text_field($input['pdf_intent_error_text']);
}
if (isset($input['pdf_max_pages'])) {
$new_input['pdf_max_pages'] = intval($input['pdf_max_pages']);
if ($new_input['pdf_max_pages'] < 1 || $new_input['pdf_max_pages'] > 69) {
$new_input['pdf_max_pages'] = 69; // Default to 69 if out of range
}
}
if (isset($input['live_agent_webhook_url'])) {
$new_input['live_agent_webhook_url'] = esc_url_raw($input['live_agent_webhook_url']);
}
if (isset($input['live_agent_secret_key'])) {
$new_input['live_agent_secret_key'] = sanitize_text_field($input['live_agent_secret_key']);
}
// Live Agent Integration
if (isset($input['live_agent_bot_token'])) {
$new_input['live_agent_bot_token'] = sanitize_text_field($input['live_agent_bot_token']);
}
if (isset($input['live_agent_user_ids'])) {
$new_input['live_agent_user_ids'] = sanitize_textarea_field($input['live_agent_user_ids']);
}
if (isset($input['live_agent_status'])) {
$new_input['live_agent_status'] = ($input['live_agent_status'] === 'on') ? 'on' : 'off';
}
if (isset($input['live_agent_away_message'])) {
$new_input['live_agent_away_message'] = sanitize_textarea_field($input['live_agent_away_message']);
}
if (isset($input['live_agent_notification_message'])) {
$new_input['live_agent_notification_message'] = sanitize_textarea_field($input['live_agent_notification_message']);
}
return $new_input;
}
// Method to append the chatbot to the body
public function mxchat_append_chatbot_to_body() {
$options = get_option('mxchat_options');
if (isset($options['append_to_body']) && $options['append_to_body'] === 'on') {
echo do_shortcode('[mxchat_chatbot floating="yes"]');
}
}
private function mxchat_fetch_loops_mailing_lists($api_key) {
$url = 'https://app.loops.so/api/v1/lists';
$response = wp_remote_get($url, array(
'headers' => array(
'Authorization' => 'Bearer ' . $api_key,
'Content-Type' => 'application/json'
)
));
if (is_wp_error($response)) {
return array();
}
$body = wp_remote_retrieve_body($response);
$lists = json_decode($body, true);
return isset($lists) && is_array($lists) ? $lists : array();
}
function mxchat_calculate_cosine_similarity($vec1, $vec2) {
if (empty($vec1) || empty($vec2)) {
return 0.0;
}
$dot_product = 0.0;
$norm_a = 0.0;
$norm_b = 0.0;
for ($i = 0; $i < count($vec1); $i++) {
$dot_product += $vec1[$i] * $vec2[$i];
$norm_a += pow($vec1[$i], 2);
$norm_b += pow($vec2[$i], 2);
}
if ($norm_a == 0.0 || $norm_b == 0.0) {
return 0.0;
} else {
return $dot_product / (sqrt($norm_a) * sqrt($norm_b));
}
}
/**
* Validates nonce and deletes all chat prompts
*/
public function mxchat_handle_delete_all_prompts() {
// Verify nonce
if (!isset($_POST['mxchat_delete_all_prompts_nonce']) || !wp_verify_nonce($_POST['mxchat_delete_all_prompts_nonce'], 'mxchat_delete_all_prompts_action')) {
wp_die(__('Nonce verification failed.', 'mxchat'));
}
// Check permissions
if (!current_user_can('manage_options')) {
wp_die(__('You do not have sufficient permissions to delete all prompts.', 'mxchat'));
}
$success = true;
$error_messages = array();
// Check if Pinecone is enabled and configured
$pinecone_options = get_option('mxchat_pinecone_addon_options', array());
$use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
//error_log('[MXCHAT-DELETE] Pinecone is enabled - deleting all from Pinecone');
// Get Pinecone configuration
$pinecone_options = get_option('mxchat_pinecone_addon_options', array());
$pinecone_manager = new MxChat_Pinecone_Manager();
$result = $pinecone_manager->mxchat_delete_all_from_pinecone($pinecone_options);
if (!$result['success']) {
$success = false;
$error_messages[] = $result['message'];
}
// Clear Pinecone vector cache
delete_option('mxchat_pinecone_vector_ids_cache');
// Clear processed content caches
delete_option('mxchat_pinecone_processed_cache');
delete_option('mxchat_processed_content_cache');
// CLEAR THE PINECONE RECORDS CACHE (NEW LINE)
delete_transient('mxchat_pinecone_recent_1k_cache');
} else {
//error_log('[MXCHAT-DELETE] Pinecone not enabled - deleting from WordPress database');
// Delete from WordPress database
global $wpdb;
$table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
$result = $wpdb->query("DELETE FROM {$table_name}");
if ($result === false) {
$success = false;
$error_messages[] = 'Failed to delete from WordPress database';
}
}
// Clear relevant cache
wp_cache_delete('all_prompts', 'mxchat_prompts');
// Set appropriate admin notice
if ($success) {
set_transient('mxchat_admin_notice_success',
__('All prompts deleted successfully.', 'mxchat'), 30);
} else {
set_transient('mxchat_admin_notice_error',
__('Failed to delete all prompts: ', 'mxchat') . implode(', ', $error_messages), 30);
}
// Redirect back with a success message
$redirect_url = add_query_arg(array(
'page' => 'mxchat-prompts',
'all_deleted' => $success ? 'true' : 'false'
), admin_url('admin.php'));
wp_safe_redirect($redirect_url);
exit;
}
/**
* Handles deletion prompt with nonce validation
*/
public function mxchat_handle_delete_prompt() {
// Sanitize and validate nonce
$nonce = isset($_GET['_wpnonce']) ? sanitize_text_field(wp_unslash($_GET['_wpnonce'])) : '';
if (empty($nonce) || !wp_verify_nonce($nonce, 'mxchat_delete_prompt_nonce')) {
wp_die(esc_html__('Nonce verification failed.', 'mxchat'));
}
// Check permissions
if (!current_user_can('manage_options')) {
wp_die(esc_html__('You do not have sufficient permissions to delete prompts.', 'mxchat'));
}
// Get ID and source parameters
$id = isset($_GET['id']) ? sanitize_text_field($_GET['id']) : '';
$source = isset($_GET['source']) ? sanitize_text_field($_GET['source']) : '';
if (empty($id)) {
wp_die(esc_html__('Invalid prompt ID.', 'mxchat'));
}
$success = false;
$error_message = '';
// Check if Pinecone is enabled and determine source automatically if not specified
$pinecone_options = get_option('mxchat_pinecone_addon_options', array());
$use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
// If source is not specified, determine based on Pinecone configuration
if (empty($source)) {
$source = $use_pinecone ? 'pinecone' : 'wordpress';
}
if ($source === 'pinecone' || $use_pinecone) {
//error_log('[MXCHAT-DELETE] Deleting from Pinecone, ID: ' . $id);
// Handle Pinecone deletion
if (empty($pinecone_options['mxchat_pinecone_host']) ||
empty($pinecone_options['mxchat_pinecone_api_key'])) {
wp_die(esc_html__('Pinecone configuration is missing.', 'mxchat'));
}
// Delete from Pinecone using the vector ID directly
$pinecone_manager = MxChat_Pinecone_Manager::get_instance();
$result = $pinecone_manager->mxchat_delete_from_pinecone_by_vector_id(
$id,
$pinecone_options['mxchat_pinecone_api_key'],
$pinecone_options['mxchat_pinecone_host']
);
if ($result['success']) {
$success = true;
// Remove from vector cache
$pinecone_manager->mxchat_remove_from_pinecone_vector_cache($id);
$pinecone_manager->mxchat_remove_from_processed_content_caches($id);
set_transient('mxchat_admin_notice_success',
esc_html__('Vector deleted successfully from Pinecone.', 'mxchat'), 30);
} else {
$error_message = $result['message'];
set_transient('mxchat_admin_notice_error',
esc_html__('Failed to delete from Pinecone: ', 'mxchat') . esc_html($error_message), 30);
}
} else {
//error_log('[MXCHAT-DELETE] Deleting from WordPress database, ID: ' . $id);
// Handle WordPress database deletion
global $wpdb;
$table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
// Clear cache and delete prompt
wp_cache_delete('prompt_' . $id, 'mxchat_prompts');
$result = $wpdb->delete(
$table_name,
array('id' => intval($id)),
array('%d')
);
if ($result !== false) {
$success = true;
set_transient('mxchat_admin_notice_success',
esc_html__('Entry deleted successfully.', 'mxchat'), 30);
} else {
set_transient('mxchat_admin_notice_error',
esc_html__('Failed to delete entry from database.', 'mxchat'), 30);
}
}
// Redirect back to the prompts page
wp_safe_redirect(add_query_arg(
array(
'page' => 'mxchat-prompts',
'deleted' => $success ? 'true' : 'false'
),
admin_url('admin.php')
));
exit;
}
/**
* Validates user permissions for editing chat settings
*/
public function mxchat_handle_edit_intent() {
// Security checks (nonce and permissions)
if (!current_user_can('manage_options')) {
wp_die(esc_html__('Unauthorized user', 'mxchat'));
}
check_admin_referer('mxchat_edit_intent');
// Get POST data
$intent_id = isset($_POST['intent_id']) ? absint($_POST['intent_id']) : 0;
$intent_label = isset($_POST['intent_label']) ? sanitize_text_field($_POST['intent_label']) : '';
$phrases_input = isset($_POST['phrases']) ? sanitize_textarea_field($_POST['phrases']) : '';
$threshold_percentage = isset($_POST['similarity_threshold']) ? intval($_POST['similarity_threshold']) : 85;
$similarity_threshold = min(95, max(70, $threshold_percentage)) / 100; // Convert to 0.70β0.95
// Validate inputs
if (!$intent_id || empty($intent_label) || empty($phrases_input)) {
$this->handle_embedding_error(__('Invalid input. Please ensure all fields are filled out.', 'mxchat'));
return;
}
$phrases_array = array_map('sanitize_text_field', array_filter(array_map('trim', explode(',', $phrases_input))));
if (empty($phrases_array)) {
$this->handle_embedding_error(__('Please enter at least one valid phrase.', 'mxchat'));
return;
}
// Generate embeddings with improved error handling
$vectors = [];
$failed_phrases = [];
foreach ($phrases_array as $phrase) {
$embedding_vector = $this->mxchat_generate_embedding($phrase, $this->options['api_key']);
if (is_array($embedding_vector)) {
$vectors[] = $embedding_vector;
} else {
$failed_phrases[] = $phrase;
}
}
if (!empty($failed_phrases)) {
$this->handle_embedding_error(
sprintf(
__('Error generating embeddings for phrases: %s. Check your embedding API.', 'mxchat'),
implode(', ', $failed_phrases)
)
);
return;
}
if (empty($vectors)) {
$this->handle_embedding_error(__('No valid embeddings generated. Please check your phrases.', 'mxchat'));
return;
}
$combined_vector = $this->mxchat_average_vectors($vectors);
$serialized_vector = maybe_serialize($combined_vector);
// Update the database
global $wpdb;
$table_name = $wpdb->prefix . 'mxchat_intents';
$result = $wpdb->update(
$table_name,
array(
'intent_label' => $intent_label,
'phrases' => implode(', ', $phrases_array),
'embedding_vector' => $serialized_vector,
'similarity_threshold' => $similarity_threshold
),
array('id' => $intent_id),
array('%s', '%s', '%s', '%f'), // Format: string, string, string, float
array('%d') // Where format: integer
);
if (false === $result) {
$this->handle_embedding_error(__('Failed to update action in database.', 'mxchat'));
return;
}
// Set success message and redirect
set_transient('mxchat_admin_notice_success', __('Intent updated successfully!', 'mxchat'), 60);
$redirect_url = add_query_arg(
array(
'page' => 'mxchat-actions'
),
admin_url('admin.php')
);
wp_safe_redirect($redirect_url);
exit;
}
/**
* Checks user permissions for managing options
*/
public function mxchat_handle_add_intent() {
if (!current_user_can('manage_options')) {
wp_die(esc_html__('Unauthorized user', 'mxchat'));
}
check_admin_referer('mxchat_add_intent_nonce');
global $wpdb;
$table_name = $wpdb->prefix . 'mxchat_intents';
// Sanitize and get form data
$intent_label = isset($_POST['intent_label']) ? sanitize_text_field($_POST['intent_label']) : '';
$phrases_input = isset($_POST['phrases']) ? sanitize_textarea_field($_POST['phrases']) : '';
$callback_function = isset($_POST['callback_function']) ? sanitize_text_field($_POST['callback_function']) : '';
// Get similarity threshold from form (convert percentage to decimal)
$similarity_threshold = isset($_POST['similarity_threshold']) ? floatval($_POST['similarity_threshold']) / 100 : 0.85;
// Validate required fields
if (empty($intent_label) || empty($callback_function) || empty($phrases_input)) {
$this->handle_embedding_error(__('Invalid input. Please ensure all fields are filled out.', 'mxchat'));
return;
}
// Validate callback function
$available_callbacks = $this->mxchat_get_available_callbacks();
if (!array_key_exists($callback_function, $available_callbacks)) {
$this->handle_embedding_error(__('Invalid callback function selected.', 'mxchat'));
return;
}
// Check Pro requirements
$is_pro_only = $available_callbacks[$callback_function]['pro_only'];
if ($is_pro_only && !$this->is_activated) {
$this->handle_embedding_error(__('This callback function is available in the Pro version only.', 'mxchat'));
return;
}
// Process phrases
$phrases_array = array_map('sanitize_text_field', array_filter(array_map('trim', explode(',', $phrases_input))));
if (empty($phrases_array)) {
$this->handle_embedding_error(__('Please enter at least one valid phrase.', 'mxchat'));
return;
}
// Generate embeddings with improved error handling
$vectors = [];
$failed_phrases = [];
foreach ($phrases_array as $phrase) {
$embedding_vector = $this->mxchat_generate_embedding($phrase, $this->options['api_key']);
if (is_array($embedding_vector)) {
$vectors[] = $embedding_vector;
} else {
$failed_phrases[] = $phrase;
}
}
// Check for embedding failures
if (!empty($failed_phrases)) {
$this->handle_embedding_error(
sprintf(
__('Error generating embeddings for phrases: %s. Check your embedding API.', 'mxchat'),
implode(', ', $failed_phrases)
)
);
return;
}
if (empty($vectors)) {
$this->handle_embedding_error(__('No valid embeddings generated. Please check your phrases.', 'mxchat'));
return;
}
// Create combined vector and insert into database
$combined_vector = $this->mxchat_average_vectors($vectors);
$serialized_vector = maybe_serialize($combined_vector);
$result = $wpdb->insert($table_name, [
'intent_label' => $intent_label,
'phrases' => implode(', ', $phrases_array),
'embedding_vector' => $serialized_vector,
'callback_function' => $callback_function,
'similarity_threshold' => $similarity_threshold, // Now uses the actual form value
]);
if ($result === false) {
$this->handle_embedding_error(__('Database error: ', 'mxchat') . $wpdb->last_error);
return;
}
// Set success message and redirect
set_transient('mxchat_admin_notice_success', __('New intent added successfully!', 'mxchat'), 60);
wp_safe_redirect(admin_url('admin.php?page=mxchat-actions'));
exit;
}
/**
* Averages multiple vectors into a single vector
*/
private function mxchat_average_vectors($vectors) {
$vector_length = count($vectors[0]);
$sum_vector = array_fill(0, $vector_length, 0);
foreach ($vectors as $vector) {
for ($i = 0; $i < $vector_length; $i++) {
$sum_vector[$i] += $vector[$i];
}
}
// Divide each component by the number of vectors to get the average
$num_vectors = count($vectors);
for ($i = 0; $i < $vector_length; $i++) {
$sum_vector[$i] /= $num_vectors;
}
return $sum_vector;
}
/**
* Generates embeddings from input text for MXChat
*/
public function mxchat_generate_embedding($text) {
// Enable detailed logging for debugging
//error_log('[MXCHAT-EMBED] Starting embedding generation. Text length: ' . strlen($text) . ' bytes');
//error_log('[MXCHAT-EMBED] Text preview: ' . substr($text, 0, 100) . '...');
$options = get_option('mxchat_options');
$selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
//error_log('[MXCHAT-EMBED] Selected embedding model: ' . $selected_model);
// Determine provider and endpoint
if (strpos($selected_model, 'voyage') === 0) {
$api_key = $options['voyage_api_key'] ?? '';
$endpoint = 'https://api.voyageai.com/v1/embeddings';
$provider_name = 'Voyage AI';
//error_log('[MXCHAT-EMBED] Using Voyage AI API');
} elseif (strpos($selected_model, 'gemini-embedding') === 0) {
$api_key = $options['gemini_api_key'] ?? '';
$endpoint = 'https://generativelanguage.googleapis.com/v1beta/models/' . $selected_model . ':embedContent';
$provider_name = 'Google Gemini';
//error_log('[MXCHAT-EMBED] Using Google Gemini API');
} else {
$api_key = $options['api_key'] ?? '';
$endpoint = 'https://api.openai.com/v1/embeddings';
$provider_name = 'OpenAI';
//error_log('[MXCHAT-EMBED] Using OpenAI API');
}
//error_log('[MXCHAT-EMBED] Using endpoint: ' . $endpoint);
if (empty($api_key)) {
$error_message = sprintf('Missing %s API key. Please configure your API key in the MxChat settings.', $provider_name);
//error_log('[MXCHAT-EMBED] Error: ' . $error_message);
return $error_message;
}
// Check if text is too long (for OpenAI, roughly estimate tokens as words/0.75)
$estimated_tokens = ceil(str_word_count($text) / 0.75);
//error_log('[MXCHAT-EMBED] Estimated token count: ~' . $estimated_tokens);
if ($estimated_tokens > 8000 && strpos($selected_model, 'voyage') === false && strpos($selected_model, 'gemini-embedding') === false) {
//error_log('[MXCHAT-EMBED] Warning: Text may exceed OpenAI token limits (8K for most models)');
// Consider truncating text here
}
// Prepare request body based on provider
if (strpos($selected_model, 'gemini-embedding') === 0) {
// Gemini API format
$request_body = array(
'model' => 'models/' . $selected_model,
'content' => array(
'parts' => array(
array('text' => $text)
)
)
);
// Set output dimensionality to 1536 for consistency with other models
$request_body['outputDimensionality'] = 1536;
} else {
// OpenAI/Voyage API format
$request_body = array(
'model' => $selected_model,
'input' => $text
);
// Add output_dimension for voyage-3-large model
if ($selected_model === 'voyage-3-large') {
$request_body['output_dimension'] = 2048;
}
}
//error_log('[MXCHAT-EMBED] Request prepared with model: ' . $selected_model);
// Prepare headers based on provider
if (strpos($selected_model, 'gemini-embedding') === 0) {
// Gemini uses API key as query parameter
$endpoint .= '?key=' . $api_key;
$headers = array(
'Content-Type' => 'application/json'
);
} else {
// OpenAI/Voyage use Bearer token
$headers = array(
'Authorization' => 'Bearer ' . $api_key,
'Content-Type' => 'application/json'
);
}
// Make API request
//error_log('[MXCHAT-EMBED] Sending API request to: ' . $endpoint);
$response = wp_remote_post($endpoint, array(
'body' => wp_json_encode($request_body),
'headers' => $headers,
'timeout' => 60 // Increased timeout for large inputs
));
// Handle wp_remote_post errors
if (is_wp_error($response)) {
$error_message = $response->get_error_message();
//error_log('[MXCHAT-EMBED] WP Remote Post Error: ' . $error_message);
return 'Connection error: ' . $error_message;
}
// Get and check HTTP response code
$http_code = wp_remote_retrieve_response_code($response);
//error_log('[MXCHAT-EMBED] API Response Code: ' . $http_code);
if ($http_code !== 200) {
$error_body = wp_remote_retrieve_body($response);
//error_log('[MXCHAT-EMBED] API Error Response Body: ' . $error_body);
// Try to parse error for more details
$error_json = json_decode($error_body, true);
if (json_last_error() === JSON_ERROR_NONE && isset($error_json['error'])) {
$error_type = $error_json['error']['type'] ?? 'unknown';
$error_message = $error_json['error']['message'] ?? 'No message';
//error_log('[MXCHAT-EMBED] API Error Type: ' . $error_type);
//error_log('[MXCHAT-EMBED] API Error Message: ' . $error_message);
// Customize error message for common API errors
if ($error_type === 'invalid_request_error' && strpos($error_message, 'API key') !== false) {
$error_message = sprintf('Invalid %s API key. Please check your API key in the MxChat settings.', $provider_name);
} elseif ($error_type === 'authentication_error') {
$error_message = sprintf('%s authentication failed. Please verify your API key in the MxChat settings.', $provider_name);
}
//error_log('[MXCHAT-EMBED] Returning error: ' . $error_message);
return $error_message;
}
$error_message = sprintf("API Error (HTTP %d): Unable to generate embedding", $http_code);
//error_log('[MXCHAT-EMBED] Returning error: ' . $error_message);
return $error_message;
}
// Parse response body
$response_body = wp_remote_retrieve_body($response);
//error_log('[MXCHAT-EMBED] Received response length: ' . strlen($response_body) . ' bytes');
$response_data = json_decode($response_body, true);
if (json_last_error() !== JSON_ERROR_NONE) {
$error = json_last_error_msg();
//error_log('[MXCHAT-EMBED] JSON Parse Error: ' . $error);
//error_log('[MXCHAT-EMBED] Response preview: ' . substr($response_body, 0, 200));
return "Failed to parse API response: $error";
}
// Handle different response formats based on provider
if (strpos($selected_model, 'gemini-embedding') === 0) {
// Gemini API response format
if (isset($response_data['embedding']['values'])) {
$embedding_dimensions = count($response_data['embedding']['values']);
//error_log('[MXCHAT-EMBED] Successfully extracted Gemini embedding with ' . $embedding_dimensions . ' dimensions');
// Check if embedding dimensions are as expected (should be 1536)
if ($embedding_dimensions !== 1536) {
//error_log('[MXCHAT-EMBED] Warning: Unexpected Gemini embedding dimensions: ' . $embedding_dimensions);
}
return $response_data['embedding']['values'];
} else {
//error_log('[MXCHAT-EMBED] Error: No embedding found in Gemini response');
//error_log('[MXCHAT-EMBED] Response structure: ' . wp_json_encode(array_keys($response_data)));
if (isset($response_data['error'])) {
$error_message = "Gemini API Error in response: " . wp_json_encode($response_data['error']);
//error_log('[MXCHAT-EMBED] ' . $error_message);
return $error_message;
}
$error_message = "Invalid Gemini API response format: No embedding found";
//error_log('[MXCHAT-EMBED] ' . $error_message);
return $error_message;
}
} else {
// OpenAI/Voyage API response format
if (isset($response_data['data'][0]['embedding'])) {
$embedding_dimensions = count($response_data['data'][0]['embedding']);
//error_log('[MXCHAT-EMBED] Successfully extracted embedding with ' . $embedding_dimensions . ' dimensions');
// Check if embedding dimensions are as expected
if (($selected_model === 'text-embedding-ada-002' && $embedding_dimensions !== 1536) ||
($selected_model === 'voyage-3-large' && $embedding_dimensions !== 2048)) {
//error_log('[MXCHAT-EMBED] Warning: Unexpected embedding dimensions');
}
return $response_data['data'][0]['embedding'];
} else {
//error_log('[MXCHAT-EMBED] Error: No embedding found in response');
//error_log('[MXCHAT-EMBED] Response structure: ' . wp_json_encode(array_keys($response_data)));
if (isset($response_data['error'])) {
$error_message = "API Error in response: " . wp_json_encode($response_data['error']);
//error_log('[MXCHAT-EMBED] ' . $error_message);
return $error_message;
}
$error_message = "Invalid API response format: No embedding found";
//error_log('[MXCHAT-EMBED] ' . $error_message);
return $error_message;
}
}
}
}
?>
 . '../images/pro-only-dark.png') . ')
';
echo '