$key = $args[ $key ]; } } $this->manager = $manager; $this->id = $id; if ( empty( $this->active_callback ) ) { $this->active_callback = array( $this, 'active_callback' ); } self::$instance_count += 1; $this->instance_number = self::$instance_count; // Process settings. if ( ! isset( $this->settings ) ) { $this->settings = $id; } $settings = array(); if ( is_array( $this->settings ) ) { foreach ( $this->settings as $key => $setting ) { $settings[ $key ] = $this->manager->get_setting( $setting ); } } elseif ( is_string( $this->settings ) ) { $this->setting = $this->manager->get_setting( $this->settings ); $settings['default'] = $this->setting; } $this->settings = $settings; } /** * Enqueue control related scripts/styles. * * @since 3.4.0 */ public function enqueue() {} /** * Check whether control is active to current Customizer preview. * * @since 4.0.0 * * @return bool Whether the control is active to the current preview. */ final public function active() { $control = $this; $active = call_user_func( $this->active_callback, $this ); /** * Filters response of WP_Customize_Control::active(). * * @since 4.0.0 * * @param bool $active Whether the Customizer control is active. * @param WP_Customize_Control $control WP_Customize_Control instance. */ $active = apply_filters( 'customize_control_active', $active, $control ); return $active; } /** * Default callback used when invoking WP_Customize_Control::active(). * * Subclasses can override this with their specific logic, or they may * provide an 'active_callback' argument to the constructor. * * @since 4.0.0 * * @return true Always true. */ public function active_callback() { return true; } /** * Fetch a setting's value. * Grabs the main setting by default. * * @since 3.4.0 * * @param string $setting_key * @return mixed The requested setting's value, if the setting exists. */ final public function value( $setting_key = 'default' ) { if ( isset( $this->settings[ $setting_key ] ) ) { return $this->settings[ $setting_key ]->value(); } } /** * Refresh the parameters passed to the JavaScript via JSON. * * @since 3.4.0 */ public function to_json() { $this->json['settings'] = array(); foreach ( $this->settings as $key => $setting ) { $this->json['settings'][ $key ] = $setting->id; } $this->json['type'] = $this->type; $this->json['priority'] = $this->priority; $this->json['active'] = $this->active(); $this->json['section'] = $this->section; $this->json['content'] = $this->get_content(); $this->json['label'] = $this->label; $this->json['description'] = $this->description; $this->json['instanceNumber'] = $this->instance_number; if ( 'dropdown-pages' === $this->type ) { $this->json['allow_addition'] = $this->allow_addition; } } /** * Get the data to export to the client via JSON. * * @since 4.1.0 * * @return array Array of parameters passed to the JavaScript. */ public function json() { $this->to_json(); return $this->json; } /** * Checks if the user can use this control. * * Returns false if the user cannot manipulate one of the associated settings, * or if one of the associated settings does not exist. Also returns false if * the associated section does not exist or if its capability check returns * false. * * @since 3.4.0 * * @return bool False if theme doesn't support the control or user doesn't have the required permissions, otherwise true. */ final public function check_capabilities() { if ( ! empty( $this->capability ) && ! current_user_can( $this->capability ) ) { return false; } foreach ( $this->settings as $setting ) { if ( ! $setting || ! $setting->check_capabilities() ) { return false; } } $section = $this->manager->get_section( $this->section ); if ( isset( $section ) && ! $section->check_capabilities() ) { return false; } return true; } /** * Get the control's content for insertion into the Customizer pane. * * @since 4.1.0 * * @return string Contents of the control. */ final public function get_content() { ob_start(); $this->maybe_render(); return trim( ob_get_clean() ); } /** * Check capabilities and render the control. * * @since 3.4.0 * @uses WP_Customize_Control::render() */ final public function maybe_render() { if ( ! $this->check_capabilities() ) { return; } /** * Fires just before the current Customizer control is rendered. * * @since 3.4.0 * * @param WP_Customize_Control $control WP_Customize_Control instance. */ do_action( 'customize_render_control', $this ); /** * Fires just before a specific Customizer control is rendered. * * The dynamic portion of the hook name, `$this->id`, refers to * the control ID. * * @since 3.4.0 * * @param WP_Customize_Control $control WP_Customize_Control instance. */ do_action( "customize_render_control_{$this->id}", $this ); $this->render(); } /** * Renders the control wrapper and calls $this->render_content() for the internals. * * @since 3.4.0 */ protected function render() { $id = 'customize-control-' . str_replace( array( '[', ']' ), array( '-', '' ), $this->id ); $class = 'customize-control customize-control-' . $this->type; printf( '