define_constants();
HVAC_Logger::info('Constants defined', 'Core');
$this->includes();
HVAC_Logger::info('Includes completed', 'Core');
$this->init_hooks();
HVAC_Logger::info('Hooks initialized', 'Core');
}
/**
* Define constants
*/
private function define_constants() {
// Additional constants can be defined here
}
/**
* Include required files
*/
private function includes() {
HVAC_Logger::info('Loading required files', 'Core');
$files_to_include = [
'class-hvac-roles.php',
'class-hvac-registration.php',
'class-hvac-settings.php',
'community/class-login-handler.php',
'community/class-event-handler.php',
'class-hvac-dashboard-data.php',
'class-event-form-handler.php', // Add our form handler
'class-event-author-fixer.php', // Fix event author assignment
'class-hvac-dashboard.php', // New dashboard handler
'certificates/class-certificate-installer.php', // Certificate database installer
'certificates/class-certificate-manager.php', // Certificate management
'certificates/class-certificate-generator.php', // Certificate generation
'certificates/class-certificate-settings.php', // Certificate settings
'certificates/class-certificate-template.php', // Certificate template
'certificates/class-certificate-security.php', // Certificate security
'certificates/class-certificate-ajax-handler.php', // Certificate AJAX handling
'certificates/class-certificate-fix.php', // Certificate diagnostic/fix tool
'community/class-email-debug.php' // Email debugging tools
];
// Make sure Login_Handler is loaded first for shortcode registration
$login_handler_path = HVAC_CE_PLUGIN_DIR . 'includes/community/class-login-handler.php';
if (file_exists($login_handler_path)) {
require_once $login_handler_path;
HVAC_Logger::info("Included file: community/class-login-handler.php", 'Core');
}
foreach ($files_to_include as $file) {
// Skip Login_Handler as we've already loaded it
if ($file === 'community/class-login-handler.php') {
continue;
}
$path = HVAC_CE_PLUGIN_DIR . 'includes/' . $file;
if (file_exists($path)) {
require_once $path;
HVAC_Logger::info("Included file: {$file}", 'Core');
} else {
HVAC_Logger::error("Failed to include file: {$file} - File not found", 'Core');
}
}
// Note: Zoho admin interface will be loaded in init_zoho_admin() method during hooks initialization
HVAC_Logger::info('All required files loaded', 'Core');
}
/**
* Initialize hooks
*/
private function init_hooks() {
// Register activation/deactivation hooks
// Note: These hooks are typically registered outside the class instance context
// register_activation_hook(__FILE__, array($this, 'activate')); // This won't work correctly here
// register_deactivation_hook(__FILE__, array($this, 'deactivate')); // This won't work correctly here
// Initialize other hooks
add_action('init', array($this, 'init'));
// Template loading for custom pages
add_filter('template_include', array($this, 'load_custom_templates'));
// Add authentication check for event summary page
add_action('template_redirect', array($this, 'check_event_summary_auth'));
// Add authentication check for email attendees page
add_action('template_redirect', array($this, 'check_email_attendees_auth'));
// Add authentication check for certificate pages
add_action('template_redirect', array($this, 'check_certificate_pages_auth'));
} // End init_hooks
/**
* Check authentication for event summary page
*/
public function check_event_summary_auth() {
// Check if we're on the event-summary page
if (is_page('event-summary') && !is_user_logged_in()) {
// Redirect to login page
wp_redirect(home_url('/community-login/?redirect_to=' . urlencode($_SERVER['REQUEST_URI'])));
exit;
}
}
/**
* Check authentication for email attendees page
*/
public function check_email_attendees_auth() {
// Check if we're on the email-attendees page
if (is_page('email-attendees') && !is_user_logged_in()) {
// Redirect to login page
wp_redirect(home_url('/community-login/?redirect_to=' . urlencode($_SERVER['REQUEST_URI'])));
exit;
}
}
/**
* Check authentication for certificate pages
*/
public function check_certificate_pages_auth() {
// Check if we're on certificate-related pages
if ((is_page('certificate-reports') || is_page('generate-certificates')) && !is_user_logged_in()) {
// Redirect to login page
wp_redirect(home_url('/community-login/?redirect_to=' . urlencode($_SERVER['REQUEST_URI'])));
exit;
}
}
/**
* Plugin activation (Should be called statically or from the main plugin file context)
*/
public static function activate() {
// Activation code here (e.g., page creation, role creation)
// Note: This method might need to be moved or called differently
}
/**
* Plugin deactivation (Should be called statically or from the main plugin file context)
*/
public static function deactivate() {
// Remove the hvac_trainer role
require_once HVAC_CE_PLUGIN_DIR . 'includes/class-hvac-roles.php'; // Ensure class is available
HVAC_Roles::remove_hvac_trainer_role();
HVAC_Logger::info('Deactivation completed: HVAC trainer role removed.', 'Core');
}
/**
* Initialize function (hooked on 'init')
*/
public function init() {
// Initialize roles
$this->init_roles();
// Initialize settings (admin menu)
$this->init_settings();
// Initialize Zoho admin always (needed for AJAX)
$this->init_zoho_admin();
// Initialize admin dashboard if in admin or handling AJAX
if (is_admin() || (defined('DOING_AJAX') && DOING_AJAX)) {
$this->init_admin_dashboard();
}
// Initialize forms
$this->init_forms();
// Initialize shortcodes
$this->init_shortcodes();
// Initialize certificate AJAX handler
if (class_exists('HVAC_Certificate_AJAX_Handler')) {
HVAC_Certificate_AJAX_Handler::instance();
}
// Initialize certificate security
if (class_exists('HVAC_Certificate_Security')) {
HVAC_Certificate_Security::instance();
}
// Initialize event form handler
if (class_exists('HVAC_Community_Events\Event_Form_Handler')) {
new \HVAC_Community_Events\Event_Form_Handler();
}
}
/**
* Initialize roles
*/
private function init_roles() {
$roles = new HVAC_Roles();
// Note: Role creation is handled in the activate method or the class constructor
}
/**
* Initialize settings
*/
private function init_settings() {
new HVAC_Settings();
}
/**
* Initialize Zoho admin
*/
private function init_zoho_admin() {
if (file_exists(HVAC_CE_PLUGIN_DIR . 'includes/admin/class-zoho-admin.php')) {
require_once HVAC_CE_PLUGIN_DIR . 'includes/admin/class-zoho-admin.php';
new HVAC_Zoho_Admin();
}
}
/**
* Initialize admin dashboard
*/
private function init_admin_dashboard() {
if (file_exists(HVAC_CE_PLUGIN_DIR . 'includes/admin/class-admin-dashboard.php')) {
require_once HVAC_CE_PLUGIN_DIR . 'includes/admin/class-admin-dashboard.php';
new HVAC_Admin_Dashboard();
}
}
/**
* Initialize forms
*/
private function init_forms() {
$registration = new HVAC_Registration();
// Note: Form registration is handled in the class constructor
}
/**
* Initialize shortcodes
*/
private function init_shortcodes() {
// Registration form shortcode
add_shortcode('hvac_trainer_registration', array('HVAC_Registration', 'render_registration_form'));
// Community login shortcode - initialize Login_Handler to register the shortcode
new \HVAC_Community_Events\Community\Login_Handler();
// Dashboard shortcode
add_shortcode('hvac_dashboard', array($this, 'render_dashboard'));
// Add the event summary shortcode
add_shortcode('hvac_event_summary', array($this, 'render_event_summary'));
// Add trainer profile shortcode
add_shortcode('hvac_trainer_profile', array($this, 'render_trainer_profile'));
// Add edit profile shortcode
add_shortcode('hvac_edit_profile', array('HVAC_Registration', 'render_edit_profile_form'));
// Add email attendees shortcode
add_shortcode('hvac_email_attendees', array($this, 'render_email_attendees'));
// Add certificate reports shortcode
add_shortcode('hvac_certificate_reports', array($this, 'render_certificate_reports'));
// Add generate certificates shortcode
add_shortcode('hvac_generate_certificates', array($this, 'render_generate_certificates'));
// Add certificate fix shortcode (admin only)
add_shortcode('hvac_certificate_fix', array($this, 'render_certificate_fix'));
// Add community events shortcode as fallback if TEC CE is not available
add_shortcode('tribe_community_events', array($this, 'render_tribe_community_events'));
// Add future shortcodes here
}
/**
* Render dashboard content
*/
public function render_dashboard() {
if (!is_user_logged_in()) {
return 'Please log in to view the dashboard.
';
}
// Include the dashboard template
ob_start();
include HVAC_CE_PLUGIN_DIR . 'templates/template-hvac-dashboard.php';
return ob_get_clean();
}
/**
* Render event summary content
*/
public function render_event_summary() {
// Check if user is logged in
if (!is_user_logged_in()) {
return 'Please log in to view the event summary.
';
}
// Get event ID from URL parameter
$event_id = isset($_GET['event_id']) ? absint($_GET['event_id']) : 0;
if ($event_id <= 0) {
return 'No event ID provided. Please access this page from your dashboard.
';
}
// Check if the event exists and user has permission to view it
$event = get_post($event_id);
if (!$event || get_post_type($event) !== Tribe__Events__Main::POSTTYPE) {
return 'Event not found or invalid.
';
}
// Check if the current user has permission to view this event
// For now, we'll check if they're the post author or have edit_posts capability
if ($event->post_author != get_current_user_id() && !current_user_can('edit_posts')) {
return 'You do not have permission to view this event summary.
';
}
// Include the event summary template
ob_start();
include HVAC_CE_PLUGIN_DIR . 'templates/event-summary/template-event-summary.php';
return ob_get_clean();
}
/**
* Render trainer profile content
*/
public function render_trainer_profile() {
if (!is_user_logged_in()) {
return 'Please log in to view your profile.
';
}
// Include the trainer profile template
ob_start();
include HVAC_CE_PLUGIN_DIR . 'templates/template-trainer-profile.php';
return ob_get_clean();
}
/**
* Render email attendees content
*/
public function render_email_attendees() {
// Check if user is logged in
if (!is_user_logged_in()) {
return 'Please log in to email event attendees.
';
}
// Get event ID from URL parameter
$event_id = isset($_GET['event_id']) ? absint($_GET['event_id']) : 0;
if ($event_id <= 0) {
return 'No event ID provided. Please access this page from your dashboard or event summary page.
';
}
// Check if the event exists and user has permission to view it
$event = get_post($event_id);
if (!$event || get_post_type($event) !== Tribe__Events__Main::POSTTYPE) {
return 'Event not found or invalid.
';
}
// Check if the current user has permission to view this event
// For now, we'll check if they're the post author or have edit_posts capability
if ($event->post_author != get_current_user_id() && !current_user_can('edit_posts')) {
return 'You do not have permission to email attendees for this event.
';
}
// Include the email attendees template
ob_start();
include HVAC_CE_PLUGIN_DIR . 'templates/email-attendees/template-email-attendees.php';
return ob_get_clean();
}
/**
* Validate template file for common syntax errors
* @param string $file_path Path to the template file
* @return bool|string True if valid, error message otherwise
*/
private function validate_template_file($file_path) {
// Check if the file exists
if (!file_exists($file_path)) {
return "Template file does not exist: {$file_path}";
}
// Get file contents
$content = file_get_contents($file_path);
// Check for common syntax errors with escaped operators
$common_errors = [
'\\!==', // Escaped !==
'\\!=' , // Escaped !=
'\\!' , // Escaped !
'\\=' , // Escaped =
'\\>' , // Escaped >
'\\<' , // Escaped <
];
foreach ($common_errors as $error) {
if (strpos($content, $error) !== false) {
// Find the line number
$lines = explode("\n", $content);
$line_number = 0;
foreach ($lines as $i => $line) {
if (strpos($line, $error) !== false) {
$line_number = $i + 1;
break;
}
}
// Log the error for admin
$filename = basename($file_path);
HVAC_Logger::error("Syntax error detected in {$filename} line {$line_number}: Improper escape sequence {$error}", 'Core');
return "Template file contains syntax errors: {$filename} line {$line_number}. Please contact the administrator.";
}
}
return true;
}
/**
* Render certificate reports content
*/
public function render_certificate_reports() {
// Check if user is logged in
if (!is_user_logged_in()) {
return 'Please log in to view certificate reports.
';
}
// Check if the current user has permission to view certificate reports
// For now, we'll check if they're a trainer or have edit_posts capability
if (!current_user_can('hvac_trainer') && !current_user_can('edit_posts')) {
return 'You do not have permission to view certificate reports.
';
}
// Make sure certificate manager is loaded
require_once HVAC_CE_PLUGIN_DIR . 'includes/certificates/class-certificate-manager.php';
// Make sure certificate security is loaded
require_once HVAC_CE_PLUGIN_DIR . 'includes/certificates/class-certificate-security.php';
// Validate the template file before including
$template_path = HVAC_CE_PLUGIN_DIR . 'templates/certificates/template-certificate-reports.php';
$validation = $this->validate_template_file($template_path);
if ($validation !== true) {
return '' . esc_html($validation) . '
';
}
// Include the certificate reports template with error handling
try {
ob_start();
include $template_path;
return ob_get_clean();
} catch (Exception $e) {
return 'Error loading certificate reports: ' . esc_html($e->getMessage()) . '
';
}
}
/**
* Render generate certificates content
*/
public function render_generate_certificates() {
// Check if user is logged in
if (!is_user_logged_in()) {
return 'Please log in to generate certificates.
';
}
// Get event ID from URL parameter if available
$event_id = isset($_GET['event_id']) ? absint($_GET['event_id']) : 0;
// Check if the event exists and user has permission to view it when event_id is provided
if ($event_id > 0) {
$event = get_post($event_id);
if (!$event || get_post_type($event) !== Tribe__Events__Main::POSTTYPE) {
return 'Event not found or invalid.
';
}
// Check if the current user has permission to view this event
if ($event->post_author != get_current_user_id() && !current_user_can('edit_posts')) {
return 'You do not have permission to generate certificates for this event.
';
}
} else {
// If no event ID is provided, check general permissions
if (!current_user_can('hvac_trainer') && !current_user_can('edit_posts')) {
return 'You do not have permission to generate certificates.
';
}
}
// Make sure certificate manager is loaded
require_once HVAC_CE_PLUGIN_DIR . 'includes/certificates/class-certificate-manager.php';
// Make sure certificate security is loaded
require_once HVAC_CE_PLUGIN_DIR . 'includes/certificates/class-certificate-security.php';
// Make sure certificate generator is loaded
require_once HVAC_CE_PLUGIN_DIR . 'includes/certificates/class-certificate-generator.php';
// Validate the template file before including
$template_path = HVAC_CE_PLUGIN_DIR . 'templates/certificates/template-generate-certificates.php';
$validation = $this->validate_template_file($template_path);
if ($validation !== true) {
return '' . esc_html($validation) . '
';
}
// Include the generate certificates template with error handling
try {
ob_start();
include $template_path;
return ob_get_clean();
} catch (Exception $e) {
return 'Error loading certificate generation: ' . esc_html($e->getMessage()) . '
';
}
}
/**
* Include custom templates for plugin pages
*/
public function load_custom_templates($template) {
$custom_template = null;
// Check for dashboard page
if (is_page('hvac-dashboard')) {
$custom_template = HVAC_CE_PLUGIN_DIR . 'templates/template-hvac-dashboard.php';
}
// Check for community-login page
if (is_page('community-login')) {
$custom_template = HVAC_CE_PLUGIN_DIR . 'templates/page-community-login.php';
}
// Check for trainer-profile page
if (is_page('trainer-profile')) {
$custom_template = HVAC_CE_PLUGIN_DIR . 'templates/template-trainer-profile.php';
}
// Check for event-summary page
if (is_page('event-summary')) {
$custom_template = HVAC_CE_PLUGIN_DIR . 'templates/template-event-summary.php';
}
// Check for email-attendees page
if (is_page('email-attendees')) {
$custom_template = HVAC_CE_PLUGIN_DIR . 'templates/email-attendees/template-email-attendees.php';
}
// Check for certificate-reports page
if (is_page('certificate-reports')) {
$custom_template = HVAC_CE_PLUGIN_DIR . 'templates/certificates/template-certificate-reports.php';
}
// Check for generate-certificates page
if (is_page('generate-certificates')) {
$custom_template = HVAC_CE_PLUGIN_DIR . 'templates/certificates/template-generate-certificates.php';
}
// Check for edit-profile page
if (is_page('edit-profile')) {
$custom_template = HVAC_CE_PLUGIN_DIR . 'templates/template-edit-profile.php';
}
// Check for single event view (temporary)
if (is_singular('tribe_events')) {
$custom_template = HVAC_CE_PLUGIN_DIR . 'templates/single-tribe_events.php';
}
// Process the custom template if one was found
if ($custom_template !== null) {
// Check if file exists
if (file_exists($custom_template)) {
// Validate certificate templates for syntax errors
if (strpos($custom_template, 'certificates/') !== false) {
$validation = $this->validate_template_file($custom_template);
if ($validation !== true) {
// Log error and show friendly message
HVAC_Logger::error("Template validation failed in load_custom_templates: {$validation}", 'Core');
// Display error or fallback template
add_action('wp_head', function() use ($validation) {
echo 'There was a problem loading this page. ' .
'The administrator has been notified. Please try again later.
';
});
// Either fall back to the standard WP template or use a simple error template
return $template;
}
}
// Template exists and passes validation
return $custom_template;
}
}
return $template;
} // End load_custom_templates
/**
* Render tribe community events shortcode
*/
public function render_tribe_community_events($atts) {
// Parse shortcode attributes
$atts = shortcode_atts(array(
'view' => 'submission_form'
), $atts);
// Check if user is logged in
if (!is_user_logged_in()) {
return 'Please log in to access this feature.
';
}
// Check if user has permission
if (!current_user_can('hvac_trainer') && !current_user_can('edit_posts')) {
return 'You do not have permission to access this feature.
';
}
// Check if TEC Community Events is active and working
if (class_exists('Tribe__Events__Community__Main')) {
// Check if the TEC shortcode handler exists
global $shortcode_tags;
$tec_handler = null;
// Look for TEC's original handler
if (isset($shortcode_tags['tribe_community_events'])) {
$current_handler = $shortcode_tags['tribe_community_events'];
// If it's our handler, temporarily remove it to find TEC's
if ($current_handler === array($this, 'render_tribe_community_events')) {
remove_shortcode('tribe_community_events');
// Try to get TEC's handler by calling their main class
if (class_exists('Tribe__Events__Community__Shortcodes')) {
$tec_shortcodes = new Tribe__Events__Community__Shortcodes();
if (method_exists($tec_shortcodes, 'tribe_community_events')) {
$tec_handler = array($tec_shortcodes, 'tribe_community_events');
}
}
// If we found TEC's handler, use it
if ($tec_handler && is_callable($tec_handler)) {
$output = call_user_func($tec_handler, $atts);
// Re-add our handler for next time
add_shortcode('tribe_community_events', array($this, 'render_tribe_community_events'));
if (!empty($output) && !is_wp_error($output)) {
return $output;
}
}
// Re-add our handler if TEC didn't work
add_shortcode('tribe_community_events', array($this, 'render_tribe_community_events'));
}
}
}
// Handle different views
switch ($atts['view']) {
case 'submission_form':
return $this->render_event_submission_form();
default:
return 'Unknown view: ' . esc_html($atts['view']) . '
';
}
}
/**
* Render event submission form
*/
private function render_event_submission_form() {
ob_start();
?>