run(); } run_booking_plugin(); */ class Booking_Plugin { /** * The ID of this plugin. * * @since 1.0.0 * @access protected * @var string $plugin_name The ID of this plugin. */ protected $plugin_name; /** * The version of this plugin. * * @since 1.0.0 * @access protected * @var string $version The current version of this plugin. */ protected $version; /** * Initialize the class and set its properties. * * @since 1.0.0 * @param string $plugin_name The name of this plugin. * @param string $version The version of this plugin. */ public function __construct() { $this->plugin_name = 'booking-plugin'; $this->version = BOOKING_PLUGIN_VERSION; $this->load_dependencies(); $this->set_locale(); $this->define_admin_hooks(); $this->define_public_hooks(); } /** * Load the required dependencies for this plugin. * * Include the following files that make up the plugin: * * - Booking_Plugin_Loader. Orchestrates the hooks of the plugin. * - Booking_Plugin_i18n. Defines internationalization functionality. * - Booking_Plugin_Admin. Defines all hooks for the admin area. * - Booking_Plugin_Public. Defines all hooks for the public side of the site. * * @since 1.0.0 * @access private */ private function load_dependencies() { /** * The class responsible for orchestrating the actions and filters of the * core plugin. */ require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-booking-plugin-loader.php'; /** * The class responsible for defining internationalization functionality * of the plugin. */ require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-booking-plugin-i18n.php'; /** * The class responsible for defining all actions that occur in the admin area. */ require_once plugin_dir_path(dirname(__FILE__)) . 'admin/class-booking-plugin-admin.php'; require_once plugin_dir_path(dirname(__FILE__)) . 'admin/class-admin-menu.php'; require_once plugin_dir_path(dirname(__FILE__)) . 'admin/class-event-controller.php'; require_once plugin_dir_path(dirname(__FILE__)) . 'admin/class-appointment-controller.php'; require_once plugin_dir_path(dirname(__FILE__)) . 'admin/class-settings-controller.php'; /** * The class responsible for defining all actions that occur in the public-facing * side of the site. */ require_once plugin_dir_path(dirname(__FILE__)) . 'public/class-booking-plugin-public.php'; require_once plugin_dir_path(dirname(__FILE__)) . 'public/class-public-view.php'; require_once plugin_dir_path(dirname(__FILE__)) . 'public/class-appointment-public-controller.php'; $this->loader = new Booking_Plugin_Loader(); } /** * Define the locale for this plugin for internationalization. * * Uses the Booking_Plugin_i18n class in order to set the domain and to register the hook * with WordPress. * * @since 1.0.0 * @access private */ private function set_locale() { $plugin_i18n = new Booking_Plugin_i18n(); $this->loader->add_action('plugins_loaded', $plugin_i18n, 'load_plugin_textdomain'); } /** * Register all of the hooks related to the admin area functionality * of the plugin. * * @since 1.0.0 * @access private */ private function define_admin_hooks() { $plugin_admin = new Booking_Plugin_Admin($this->get_plugin_name(), $this->get_version()); $admin_menu = new Booking_Plugin_Admin_Menu(); $event_controller = new Event_Controller(); $appointment_controller = new Appointment_Controller(); $settings_controller = new Settings_Controller(); $this->loader->add_action('admin_enqueue_scripts', $plugin_admin, 'enqueue_styles'); $this->loader->add_action('admin_enqueue_scripts', $plugin_admin, 'enqueue_scripts'); $this->loader->add_action('admin_menu', $admin_menu, 'add_plugin_admin_menu'); // Event Controller Actions $this->loader->add_action('admin_post_create_event', $event_controller, 'create_event'); $this->loader->add_action('admin_post_edit_event', $event_controller, 'edit_event'); $this->loader->add_action('admin_post_delete_event', $event_controller, 'delete_event'); // Appointment Controller Actions $this->loader->add_action('admin_post_create_appointment', $appointment_controller, 'create_appointment'); $this->loader->add_action('admin_post_edit_appointment', $appointment_controller, 'edit_appointment'); $this->loader->add_action('admin_post_delete_appointment', $appointment_controller, 'delete_appointment'); // Settings Controller Actions $this->loader->add_action('admin_init', $settings_controller, 'register_settings'); } /** * Register all of the hooks related to the public-facing functionality * of the plugin. * * @since 1.0.0 * @access private */ private function define_public_hooks() { $plugin_public = new Booking_Plugin_Public($this->get_plugin_name(), $this->get_version()); $public_view = new Public_View(); $public_appointment_controller = new Public_Appointment_Controller(); $this->loader->add_action('wp_enqueue_scripts', $plugin_public, 'enqueue_styles'); $this->loader->add_action('wp_enqueue_scripts', $plugin_public, 'enqueue_scripts'); // Shortcodes $this->loader->add_shortcode('booking_calendar', $public_view, 'booking_calendar_shortcode'); // Public Appointment Actions $this->loader->add_action('wp_ajax_book_appointment', $public_appointment_controller, 'book_appointment'); $this->loader->add_action('wp_ajax_nopriv_book_appointment', $public_appointment_controller, 'book_appointment'); // For non-logged in users } /** * Run the loader to execute all of the hooks with WordPress. * * @since 1.0.0 */ public function run() { $this->loader->run(); } /** * The name of the plugin used to uniquely identify it within the context of * WordPress and to define internationalization functionality. * * @since 1.0.0 * @return string The name of the plugin. */ public function get_plugin_name() { return $this->plugin_name; } /** * The reference to the class that orchestrates the hooks with the plugin. * * @since 1.0.0 * @return Booking_Plugin_Loader Orchestrates the hooks of the plugin. */ public function get_loader() { return $this->loader; } /** * Retrieve the version number of the plugin. * * @since 1.0.0 * @return string The version number of the plugin. */ public function get_version() { return $this->version; } } ``` */ class Booking_Plugin_Loader { /** * The array of actions registered with WordPress. * * @since 1.0.0 * @access protected * @var array $actions The actions registered with WordPress to fire when the plugin loads. */ protected $actions; /** * The array of filters registered with WordPress. * * @since 1.0.0 * @access protected * @var array $filters The filters registered with WordPress to fire when the plugin loads. */ protected $filters; /** * Initialize the collections used to maintain the actions and filters. * * @since 1.0.0 */ public function __construct() { $this->actions = array(); $this->filters = array(); } /** * Add a new action to the collection to be registered with WordPress. * * @since 1.0.0 * @param string $hook The name of the WordPress action that is being registered. * @param object $component A reference to the instance of the object on which the action is defined. * @param string $callback The name of the function definition on the $component. * @param int $priority Optional. The priority at which the function should be fired. Default is 10. * @param int $accepted_args Optional. The number of arguments that should be passed to the $callback. Default is 1. */ public function add_action($hook, $component, $callback, $priority = 10, $accepted_args = 1) { $this->actions = $this->add($this->actions, $hook, $component, $callback, $priority, $accepted_args); } /** * Add a new filter to the collection to be registered with WordPress. * * @since 1.0.0 * @param string $hook The name of the WordPress filter that is being registered. * @param object $component A reference to the instance of the object on which the filter is defined. * @param string $callback The name of the function definition on the $component. * @param int $priority Optional. The priority at which the function should be fired. Default is 10. * @param int $accepted_args Optional. The number of arguments that should be passed to the $callback. Default is 1. */ public function add_filter($hook, $component, $callback, $priority = 10, $accepted_args = 1) { $this->filters = $this->add($this->filters, $hook, $component, $callback, $priority, $accepted_args); } /** * A utility function that is used to register the actions and hooks into a single * collection. * * @since 1.0.0 * @access private * @param array $hooks The collection of hooks that is being registered (that is, actions or filters). * @param string $hook The name of the WordPress filter that is being registered. * @param object $component A reference to the instance of the object on which the filter is defined. * @param string $callback The name of the function definition on the $component. * @param int $priority The priority at which the function should be fired. * @param int $accepted_args The number of arguments that should be passed to the $callback. * @return array The collection of actions and filters registered with WordPress. */ private function add($hooks, $hook, $component, $callback, $priority, $accepted_args) { $hooks[] = array( 'hook' => $hook, 'component' => $component, 'callback' => $callback, 'priority' => $priority, 'accepted_args' => $accepted_args ); return $hooks; } /** * Register the filters and actions with WordPress. * * @since 1.0.0 */ public function run() { foreach ($this->filters as $hook) { add_filter($hook['hook'], array($hook['component'], $hook['callback']), $hook['priority'], $hook['accepted_args']); } foreach ($this->actions as $hook) { add_action($hook['hook'], array($hook['component'], $hook['callback']), $hook['priority'], $hook['accepted_args']); } } } ``` */ class Booking_Plugin_i18n { /** * Load the plugin text domain for translation. * * @since 1.0.0 */ public function load_plugin_textdomain() { load_plugin_textdomain( 'booking-plugin', false, dirname(dirname(plugin_basename(__FILE__))) . '/languages/' ); } } ``` */ class Booking_Plugin_Activator { /** * Short Description. (e.g., Run upon plugin activation) * * Long Description. * * @since 1.0.0 */ public static function activate() { // Define capabilities for admin and users if needed // Create custom tables if needed } } ``` */ class Booking_Plugin_Deactivator { /** * Short Description. (e.g., Run upon plugin deactivation) * * Long Description. * * @since 1.0.0 */ public static function deactivate() { // Actions to perform on deactivation (e.g., cleanup, etc.) } } ``` */ class Booking_Plugin_Admin { /** * The ID of this plugin. * * @since 1.0.0 * @access private * @var string $plugin_name The ID of this plugin. */ private $plugin_name; /** * The version of this plugin. * * @since 1.0.0 * @access private * @var string $version The current version of this plugin. */ private $version; /** * Initialize the class and set its properties. * * @since 1.0.0 * @param string $plugin_name The name of this plugin. * @param string $version The version of this plugin. */ public function __construct($plugin_name, $version) { $this->plugin_name = $plugin_name; $this->version = $version; } /** * Register the stylesheets for the admin area. * * @since 1.0.0 */ public function enqueue_styles() { /** * This function is provided for demonstration purposes only. * * An instance of this class should be passed to the run() function * defined in Booking_Plugin_Loader as all of the hooks are defined * in that particular class. * * The Booking_Plugin_Loader will then create the relationship * between the defined hooks and the functions defined in this * class. */ wp_enqueue_style($this->plugin_name . '-admin', plugin_dir_url(__FILE__) . 'css/booking-plugin-admin.css', array(), $this->version, 'all'); } /** * Register the JavaScript for the admin area. * * @since 1.0.0 */ public function enqueue_scripts() { /** * This function is provided for demonstration purposes only. * * An instance of this class should be passed to the run() function * defined in Booking_Plugin_Loader as all of the hooks are defined * in that particular class. * * The Booking_Plugin_Loader will then create the relationship * between the defined hooks and the functions defined in this * class. */ wp_enqueue_script($this->plugin_name . '-admin', plugin_dir_url(__FILE__) . 'js/booking-plugin-admin.js', array('jquery'), $this->version, false); } } ``` */ class Booking_Plugin_Admin_Menu { /** * Add admin menus for the plugin. * * @since 1.0.0 */ public function add_plugin_admin_menu() { /* * Add a settings page for this plugin to the Settings menu. * * * - Use 'add_menu_page' to add a top-level menu (like Settings) * - Use 'add_submenu_page' to add a submenu to an existing menu (like Settings->MyPlugin) */ add_menu_page( 'Booking Plugin', 'Booking', 'manage_options', 'booking-plugin', array($this, 'display_admin_dashboard'), 'dashicons-calendar-alt', 60 ); add_submenu_page( 'booking-plugin', 'Events', 'Events', 'manage_options', 'booking-plugin-events', array($this, 'display_events_page') ); add_submenu_page( 'booking-plugin', 'Appointments', 'Appointments', 'manage_options', 'booking-plugin-appointments', array($this, 'display_appointments_page') ); add_submenu_page( 'booking-plugin', 'Settings', 'Settings', 'manage_options', 'booking-plugin-settings', array($this, 'display_settings_page') ); } /** * Display the admin dashboard page. * * @since 1.0.0 */ public function display_admin_dashboard() { require_once plugin_dir_path(__FILE__) . 'partials/admin-display.php'; } /** * Display the events page. * * @since 1.0.0 */ public function display_events_page() { require_once plugin_dir_path(__FILE__) . 'partials/event-create.php'; } /** * Display the appointments page. * * @since 1.0.0 */ public function display_appointments_page() { require_once plugin_dir_path(__FILE__) . 'partials/appointment-view.php'; } /** * Display the settings page. * * @since 1.0.0 */ public function display_settings_page() { require_once plugin_dir_path(__FILE__) . 'partials/settings-view.php'; } } ```

```


Sample Event 1	2024-01-20	9:00-10:00, 10:00-11:00	Edit \| Delete
Sample Event 2	2024-01-25	14:00-15:00, 15:00-16:00	Edit \| Delete

``` */ class Event_Controller { /** * Create a new event. * * @since 1.0.0 */ public function create_event() { // Verify nonce if (!isset($_POST['create_event_nonce']) || !wp_verify_nonce($_POST['create_event_nonce'], 'create_event_nonce')) { wp_nonce_ays('create_event_nonce'); return; } // Sanitize and validate input data $event_name = sanitize_text_field($_POST['event_name']); $event_description = sanitize_textarea_field($_POST['event_description']); $event_date = sanitize_text_field($_POST['event_date']); // Consider validating date format $event_start_time = sanitize_text_field($_POST['event_start_time']); // Consider validating time format $event_end_time = sanitize_text_field($_POST['event_end_time']); // Consider validating time format $event_timeslots = sanitize_text_field($_POST['event_timeslots']); // Basic validation if (empty($event_name) || empty($event_date) || empty($event_start_time) || empty($event_end_time)) { wp_die(__('Event name, date, start time, and end time are required.', 'booking-plugin')); } // Process timeslots (split comma-separated values) $timeslots_array = array_map('trim', explode(',', $event_timeslots)); // TODO: Save event data to database // For now, just print the data echo '

'; echo esc_html__('Event created successfully!', 'booking-plugin'); echo '

'; echo '

';
        print_r($_POST);
        echo '

'; } /** * Edit an existing event. * * @since 1.0.0 */ public function edit_event() { // TODO: Implement edit event functionality echo "Edit Event Action"; } /** * Delete an event. * * @since 1.0.0 */ public function delete_event() { // TODO: Implement delete event functionality echo "Delete Event Action"; } } ```


1	John Doe	Sample Event 1	9:00-10:00	2024-01-15	Edit \| Delete
2	Jane Smith	Sample Event 2	14:00-15:00	2024-01-16	Edit \| Delete

``` */ class Appointment_Controller { /** * Create a new appointment (Admin initiated). * * @since 1.0.0 */ public function create_appointment() { // TODO: Implement create appointment functionality for admin echo "Create Appointment Action (Admin)"; } /** * Edit an existing appointment. * * @since 1.0.0 */ public function edit_appointment() { // TODO: Implement edit appointment functionality echo "Edit Appointment Action"; } /** * Delete an appointment. * * @since 1.0.0 */ public function delete_appointment() { // TODO: Implement delete appointment functionality echo "Delete Appointment Action"; } } ```

[booking_calendar]

``` */ class Settings_Controller { /** * Register plugin settings. * * @since 1.0.0 */ public function register_settings() { register_setting( 'booking_plugin_settings_group', // Option group 'booking_plugin_options', // Option name array($this, 'sanitize_settings') // Sanitize ); add_settings_section( 'setting_section_general', // ID 'General Settings', // Title array($this, 'print_section_info'), // Callback 'booking-plugin-settings' // Page ); add_settings_field( 'calendar_view', // ID 'Default Calendar View', // Title array($this, 'calendar_view_callback'), // Callback 'booking-plugin-settings', // Page 'setting_section_general' // Section ); } /** * Sanitize each setting field as needed. * * @param array $input Contains all settings fields as array keys * @return array Sanitized array */ public function sanitize_settings($input) { $new_input = array(); if (isset($input['calendar_view'])) { $new_input['calendar_view'] = sanitize_text_field($input['calendar_view']); } return $new_input; } /** * Print the Section text. */ public function print_section_info() { print __('Enter your general settings below:', 'booking-plugin'); } /** * Calendar View Callback */ public function calendar_view_callback() { $options = get_option('booking_plugin_options'); $calendar_view = isset($options['calendar_view']) ? esc_attr($options['calendar_view']) : 'month'; ?> */ class Booking_Plugin_Public { /** * The ID of this plugin. * * @since 1.0.0 * @access private * @var string $plugin_name The ID of this plugin. */ private $plugin_name; /** * The version of this plugin. * * @since 1.0.0 * @access private * @var string $version The current version of this plugin. */ private $version; /** * Initialize the class and set its properties. * * @since 1.0.0 * @param string $plugin_name The name of the plugin. * @param string $version The version of this plugin. */ public function __construct($plugin_name, $version) { $this->plugin_name = $plugin_name; $this->version = $version; } /** * Register the stylesheets for the public-facing side of the site. * * @since 1.0.0 */ public function enqueue_styles() { /** * This function is provided for demonstration purposes only. * * An instance of this class should be passed to the run() function * defined in Booking_Plugin_Loader as all of the hooks are defined * in that particular class. * * The Booking_Plugin_Loader will then create the relationship * between the defined hooks and the functions defined in this * class. */ wp_enqueue_style($this->plugin_name . '-public', plugin_dir_url(__FILE__) . 'css/booking-plugin-public.css', array(), $this->version, 'all'); } /** * Register the JavaScript for the public-facing side of the site. * * @since 1.0.0 */ public function enqueue_scripts() { /** * This function is provided for demonstration purposes only. * * An instance of this class should be passed to the run() function * defined in Booking_Plugin_Loader as all of the hooks are defined * in that particular class. * * The Booking_Plugin_Loader will then create the relationship * between the defined hooks and the functions defined in this * class. */ wp_enqueue_script($this->plugin_name . '-public', plugin_dir_url(__FILE__) . 'js/booking-plugin-public.js', array('jquery'), $this->version, false); } } ``` */ class Public_View { /** * Shortcode to display the booking calendar. * * @since 1.0.0 * @param array $atts Shortcode attributes. * @return string HTML output for the booking calendar. */ public function booking_calendar_shortcode($atts) { // Attributes processing if needed $atts = shortcode_atts(array( 'view' => 'month', // Default view ), $atts); ob_start(); require_once plugin_dir_path(__FILE__) . 'partials/public-display.php'; $output = ob_get_clean(); return $output; } } ```

``` */ class Public_Appointment_Controller { /** * Book an appointment from the public form. * * @since 1.0.0 */ public function book_appointment() { // Verify nonce if you implement AJAX security // check_ajax_referer('booking_nonce', 'security'); // Sanitize and validate input data $event = sanitize_text_field($_POST['event']); $timeslot = sanitize_text_field($_POST['timeslot']); $name = sanitize_text_field($_POST['name']); $email = sanitize_email($_POST['email']); // Basic validation if (empty($event) || empty($timeslot) || empty($name) || empty($email)) { wp_send_json_error(array('message' => __('Please fill in all required fields.', 'booking-plugin'))); } if (!is_email($email)) { wp_send_json_error(array('message' => __('Invalid email format.', 'booking-plugin'))); } // TODO: Save appointment data to database // TODO: Send email confirmation to user // For now, just send a success message wp_send_json_success(array('message' => __('Appointment booked successfully! Confirmation email sent.', 'booking-plugin'))); } } ``` /** * Provide admin-specific styling for the plugin. * * @link https://example.com/ * @since 1.0.0 * * @package Booking_Plugin * @subpackage Booking_Plugin/admin/css */ .wp-list-table.events th#date, .wp-list-table.appointments th#date_booked { width: 15%; /* Adjust as needed */ } .wp-list-table.events th#timeslots { width: 25%; /* Adjust as needed */ } ``` /** * Admin-specific JavaScript for the plugin. * * @link https://example.com/ * @since 1.0.0 * * @package Booking_Plugin * @subpackage Booking_Plugin/admin/js */ (function( $ ) { 'use strict'; $(document).ready(function() { // Example admin js }); })( jQuery ); ``` /** * Public-facing style sheet for the plugin. * * @link https://example.com/ * @since 1.0.0 * * @package Booking_Plugin * @subpackage Booking_Plugin/public/css */ .booking-calendar-container { max-width: 800px; margin: 20px auto; padding: 20px; border: 1px solid #ddd; border-radius: 5px; } .booking-form .form-group { margin-bottom: 15px; } .booking-form label { display: block; margin-bottom: 5px; font-weight: bold; } .booking-form input[type="text"], .booking-form input[type="email"], .booking-form input[type="date"], .booking-form input[type="time"], .booking-form select { width: 100%; padding: 10px; border: 1px solid #ccc; border-radius: 4px; box-sizing: border-box; } .booking-form button[type="submit"] { background-color: #4CAF50; color: white; padding: 12px 20px; border: none; border-radius: 4px; cursor: pointer; font-size: 16px; } .booking-form button[type="submit"]:hover { background-color: #45a049; } #booking-message { margin-top: 20px; padding: 10px; border-radius: 4px; } #booking-message.success { background-color: #d4edda; color: #155724; border: 1px solid #c3e6cb; } #booking-message.error { background-color: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; } ``` /** * Public-facing JavaScript for the plugin. * * @link https://example.com/ * @since 1.0.0 * * @package Booking_Plugin * @subpackage Booking_Plugin/public/js */ (function( $ ) { 'use strict'; $(document).ready(function() { $('#booking-form').submit(function(event) { event.preventDefault(); var formData = $(this).serialize(); $.ajax({ url: ajaxurl, // WordPress AJAX URL type: 'POST', data: formData + '&action=book_appointment', // action hook name dataType: 'json', success: function(response) { if (response.success) { $('#booking-message').removeClass('error').addClass('success').text(response.data.message).show(); $('#booking-form')[0].reset(); // Clear form on success } else { $('#booking-message').removeClass('success').addClass('error').text(response.data.message).show(); } }, error: function(jqXHR, textStatus, errorThrown) { $('#booking-message').removeClass('success').addClass('error').text('Error: ' + textStatus + ' - ' + errorThrown).show(); } }); }); }); })( jQuery ); ``` prefix . 'booking_events'; // $wpdb->query("DROP TABLE IF EXISTS $table_name"); ``` ```