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<?php |
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/** |
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* The main breadcrumb administration class. |
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* |
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* Includes, wraps and manages the administration functionality. |
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*/ |
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class Carbon_Breadcrumb_Admin { |
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/** |
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* Settings container. |
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* |
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* @access public |
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* |
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* @var Carbon_Breadcrumb_Admin_Settings |
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*/ |
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public $settings = null; |
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/** |
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* Constructor. |
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* |
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* Creates the administration functionality wrapper. |
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* |
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* @access public |
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*/ |
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public function __construct() { |
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// include the plugin files |
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$this->include_files(); |
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// if administration is enabled, initialize |
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if ( $this->is_enabled() ) { |
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add_action( 'init', array( $this, 'init' ) ); |
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add_action( 'admin_menu', array( $this, 'admin_menu' ), 20 ); |
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} |
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} |
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/** |
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* Include the administration files. |
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* |
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* @access public |
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*/ |
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public function include_files() { |
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$dir = dirname( __FILE__ ); |
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include_once($dir . '/Carbon_Breadcrumb_Admin_Settings.php'); |
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include_once($dir . '/Carbon_Breadcrumb_Admin_Settings_Field.php'); |
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include_once($dir . '/Carbon_Breadcrumb_Admin_Settings_Field_Text.php'); |
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include_once($dir . '/Carbon_Breadcrumb_Admin_Settings_Field_Checkbox.php'); |
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} |
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/** |
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* Initialize breadcrumb administration. |
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* |
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* @access public |
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*/ |
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public function admin_menu() { |
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// register settings |
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$this->register_settings(); |
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} |
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/** |
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* Initialize breadcrumb frontend. |
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* |
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* @access public |
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*/ |
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public function init() { |
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// apply the breadcrumb renderer settings |
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add_filter( 'carbon_breadcrumbs_renderer_default_options', array( $this, 'apply_settings' ), 20 ); |
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} |
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/** |
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* Register and setup the settings page and fields. |
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* |
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* @access public |
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*/ |
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public function register_settings() { |
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// register the settings page and fields |
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$this->settings = new Carbon_Breadcrumb_Admin_Settings(); |
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} |
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/** |
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* Apply the settings to the breadcrumb trail renderer |
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* |
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* @access public |
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* |
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* @param array $settings The default settings. |
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* @return array $settings The modified settings. |
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*/ |
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public function apply_settings( $settings = array() ) { |
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$settings_fields = Carbon_Breadcrumb_Admin_Settings::get_field_data(); |
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foreach ( $settings_fields as $field_id => $field ) { |
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$settings[ $field_id ] = get_option( 'carbon_breadcrumbs_' . $field_id ); |
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if ( 'checkbox' == $field['type'] ) { |
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$settings[ $field_id ] = (bool) $settings[ $field_id ]; |
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} |
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} |
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return $settings; |
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} |
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/** |
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* Whether the administration interface should be enabled. |
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* |
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* @access public |
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* |
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* @return bool $is_enabled True if the admin interface is enabled. |
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*/ |
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public function is_enabled() { |
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$enabled = false; |
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// enabled if this plugin is installed as a regular WordPress plugin |
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$plugin_path = untrailingslashit( ABSPATH ) . DIRECTORY_SEPARATOR . 'wp-content' . DIRECTORY_SEPARATOR . 'plugins'; |
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$current_dir = $this->current_dir(); |
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if ( false !== strpos( $current_dir, $plugin_path ) ) { |
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$enabled = true; |
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} |
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// enabled if the CARBON_BREADCRUMB_ENABLE_ADMIN is defined as `true` |
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if ( defined( 'CARBON_BREADCRUMB_ENABLE_ADMIN' ) && CARBON_BREADCRUMB_ENABLE_ADMIN ) { |
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$enabled = true; |
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} |
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// allow manual enabling/disabling |
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return apply_filters( 'carbon_breadcrumb_enable_admin', $enabled ); |
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} |
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/** |
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* Returns the current directory. |
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* Useful for covering multiple cases in unit tests. |
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* |
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* @access public |
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* |
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* @return string The absolute directory of the current file. |
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*/ |
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public function current_dir() { |
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return dirname( __FILE__ ); |
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} |
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} |
tyxla /
carbon-breadcrumbs
