Developer Guide

// Plugin initialization
function run_woo_custom_my_account_page() {
    $plugin = new Woo_Custom_My_Account_Page();
    $plugin->run();
}

class Woo_Custom_My_Account_Page {
    protected $loader;
    protected $plugin_name;
    protected $version;

    public function __construct() {
        $this->version = WCMP_PLUGIN_VERSION;
        $this->plugin_name = 'woo-custom-my-account-page';
        $this->load_dependencies();
        $this->set_locale();
        $this->define_admin_hooks();
        $this->define_public_hooks();
    }
}

class Woo_Custom_My_Account_Page_Functions {
    // Settings management
    public function wcmp_settings_data() { }

    // Endpoint registration
    public function register_custom_endpoints() { }

    // Menu management
    public function wcmp_add_my_account_menu() { }

    // Content rendering
    public function manage_account_content() { }
}

class Woo_Custom_My_Account_Page_Admin {
    // Settings registration
    public function wcmp_add_plugin_register_settings() { }

    // Sanitization callbacks
    public function wcmp_general_settings_callback($input) { }
    public function wcmp_style_settings_callback($input) { }
    public function wcmp_endpoints_settings_callback($input) { }

    // AJAX handlers
    public function wcmp_admin_add_new_field() { }
}

class Woo_Custom_My_Account_Page_Public {
    // Avatar management
    public function wcmp_add_avatar() { }
    public function wcmp_reset_default_avatar() { }

    // Form rendering
    public function wcmp_get_avatar_form($print = false) { }

    // Menu classes
    public function wcmp_account_menu_item_classes($classes, $endpoint) { }
}

// Settings page
do_action('wcmp_before_admin_settings');
do_action('wcmp_after_admin_settings');

// Endpoint management
do_action('wcmp_before_endpoint_save', $endpoint_data);
do_action('wcmp_after_endpoint_save', $endpoint_data);

// Menu rendering
do_action('wcmp_before_endpoints_menu');
do_action('wcmp_after_endpoints_menu');

// Content display
do_action('wcmp_before_endpoint_content', $endpoint);
do_action('wcmp_after_endpoint_content', $endpoint);

// Modify settings data
add_filter('wcmp_settings_data', 'custom_function', 10, 1);

// Customize endpoint options
add_filter('wcmp_endpoint_options', 'custom_function', 10, 2);

// Modify menu items
add_filter('wcmp_menu_items', 'custom_function', 10, 1);

// Avatar customization
add_filter('wcmp_filter_avatar_size', 'custom_size', 10, 1);
add_filter('wcmp_filter_display_name', 'custom_name', 10, 1);

// Menu customization
add_filter('wcmp_account_menu_item_classes', 'custom_classes', 10, 2);

// Add custom content to endpoint
add_action('wcmp_after_endpoint_content', function($endpoint) {
    if ($endpoint === 'custom-endpoint') {
        echo '<div class="custom-content">Additional content</div>';
    }
});

// Modify avatar size
add_filter('wcmp_filter_avatar_size', function($size) {
    return 150; // pixels
});

// Add custom menu class
add_filter('wcmp_account_menu_item_classes', function($classes, $endpoint) {
    if ($endpoint === 'downloads') {
        $classes[] = 'premium-endpoint';
    }
    return $classes;
}, 10, 2);

// Add custom endpoint type
add_filter('wcmp_endpoint_types', function($types) {
    $types['custom_type'] = __('Custom Type', 'textdomain');
    return $types;
});

// Handle custom endpoint rendering
add_action('woocommerce_account_custom-endpoint_endpoint', function() {
    echo '<h2>Custom Endpoint Content</h2>';
    // Your custom content
});

// Add field to endpoint settings
add_action('wcmp_endpoint_fields', function($endpoint) {
    ?>
    <label>
        <span><?php _e('Custom Field', 'textdomain'); ?></span>
        <input type="text" name="wcmp_endpoints_settings[endpoints][<?php echo esc_attr($endpoint); ?>][custom_field]" />
    </label>
    <?php
});

// Save custom field
add_filter('wcmp_endpoints_settings_callback', function($sanitized, $input) {
    // Add custom field sanitization
    return $sanitized;
}, 10, 2);

// Register new menu style
add_filter('wcmp_menu_styles', function($styles) {
    $styles['custom'] = __('Custom Style', 'textdomain');
    return $styles;
});

// Add custom style CSS
add_action('wp_head', function() {
    $settings = get_option('wcmp_style_settings');
    if ($settings['menu_style'] === 'custom') {
        ?>
        <style>
            .woocommerce-MyAccount-navigation.custom { /* styles */ }
        </style>
        <?php
    }
});

// Generate nonce
wp_nonce_field('wcmp_settings_nonce', 'wcmp_nonce');

// Verify nonce
if (!wp_verify_nonce($_POST['wcmp_nonce'], 'wcmp_settings_nonce')) {
    wp_die('Security check failed');
}

if (!current_user_can('manage_woocommerce')) {
    wp_die('Insufficient permissions');
}

// Text fields
$sanitized = sanitize_text_field($input);

// URLs
$sanitized = esc_url_raw($input);

// HTML content
$sanitized = wp_kses_post($input);

// Colors
$sanitized = sanitize_hex_color($input);

// HTML attributes
echo esc_attr($value);

// URLs
echo esc_url($url);

// HTML
echo esc_html($text);

// JavaScript
echo esc_js($script);

// Get plugin instance
function instantiate_woo_custom_myaccount_functions() {
    return new Woo_Custom_My_Account_Page_Functions();
}

// Check if endpoint exists
function wcmp_endpoint_exists($endpoint) {
    $settings = get_option('wcmp_endpoints_settings');
    return isset($settings['endpoints'][$endpoint]);
}

// Get endpoint URL
function wcmp_get_endpoint_url($endpoint) {
    return wc_get_account_endpoint_url($endpoint);
}

// Load custom template
wc_get_template(
    'template-name.php',
    $args,
    '',
    WCMP_PLUGIN_PATH . 'public/templates/'
);

// Get avatar HTML
echo wcmp_get_user_avatar($user_id, $size);

// Available AJAX actions
wp_ajax_wcmp_add_field        // Add new field
wp_ajax_wcmp_upload_avatar    // Upload avatar
wp_ajax_wcmp_reset_avatar     // Reset avatar
wp_ajax_wcmp_save_settings    // Save settings

// wp-config.php
define('WP_DEBUG', true);
define('WP_DEBUG_LOG', true);
define('WP_DEBUG_DISPLAY', false);

// Log to debug.log
error_log('Debug message: ' . print_r($variable, true));

// Custom debug function
if (!function_exists('wcmp_debug')) {
    function wcmp_debug($data, $label = '') {
        if (WP_DEBUG) {
            error_log('[WCMP Debug] ' . $label . ': ' . print_r($data, true));
        }
    }
}

// Use transients for expensive operations
$data = get_transient('wcmp_expensive_data');
if (false === $data) {
    $data = expensive_operation();
    set_transient('wcmp_expensive_data', $data, HOUR_IN_SECONDS);
}

// Load only where needed
public function enqueue_scripts() {
    if (!is_account_page()) {
        return;
    }
    wp_enqueue_style('wcmp-frontend');
}

// Cache option lookups
private static $settings_cache = null;

public function get_settings() {
    if (null === self::$settings_cache) {
        self::$settings_cache = get_option('wcmp_settings');
    }
    return self::$settings_cache;
}