325 lines
7.3 KiB
PHP
325 lines
7.3 KiB
PHP
<?php
|
|
/**
|
|
* Customize Panel Class.
|
|
*
|
|
* A UI container for sections, managed by the WP_Customize_Manager.
|
|
*
|
|
* @package WordPress
|
|
* @subpackage Customize
|
|
* @since 4.0.0
|
|
*/
|
|
class WP_Customize_Panel {
|
|
|
|
/**
|
|
* Incremented with each new class instantiation, then stored in $instance_number.
|
|
*
|
|
* Used when sorting two instances whose priorities are equal.
|
|
*
|
|
* @since 4.1.0
|
|
* @access protected
|
|
* @var int
|
|
*/
|
|
protected static $instance_count = 0;
|
|
|
|
/**
|
|
* Order in which this instance was created in relation to other instances.
|
|
*
|
|
* @since 4.1.0
|
|
* @access public
|
|
* @var int
|
|
*/
|
|
public $instance_number;
|
|
|
|
/**
|
|
* WP_Customize_Manager instance.
|
|
*
|
|
* @since 4.0.0
|
|
* @access public
|
|
* @var WP_Customize_Manager
|
|
*/
|
|
public $manager;
|
|
|
|
/**
|
|
* Unique identifier.
|
|
*
|
|
* @since 4.0.0
|
|
* @access public
|
|
* @var string
|
|
*/
|
|
public $id;
|
|
|
|
/**
|
|
* Priority of the panel, defining the display order of panels and sections.
|
|
*
|
|
* @since 4.0.0
|
|
* @access public
|
|
* @var integer
|
|
*/
|
|
public $priority = 160;
|
|
|
|
/**
|
|
* Capability required for the panel.
|
|
*
|
|
* @since 4.0.0
|
|
* @access public
|
|
* @var string
|
|
*/
|
|
public $capability = 'edit_theme_options';
|
|
|
|
/**
|
|
* Theme feature support for the panel.
|
|
*
|
|
* @since 4.0.0
|
|
* @access public
|
|
* @var string|array
|
|
*/
|
|
public $theme_supports = '';
|
|
|
|
/**
|
|
* Title of the panel to show in UI.
|
|
*
|
|
* @since 4.0.0
|
|
* @access public
|
|
* @var string
|
|
*/
|
|
public $title = '';
|
|
|
|
/**
|
|
* Description to show in the UI.
|
|
*
|
|
* @since 4.0.0
|
|
* @access public
|
|
* @var string
|
|
*/
|
|
public $description = '';
|
|
|
|
/**
|
|
* Customizer sections for this panel.
|
|
*
|
|
* @since 4.0.0
|
|
* @access public
|
|
* @var array
|
|
*/
|
|
public $sections;
|
|
|
|
/**
|
|
* @since 4.1.0
|
|
* @access public
|
|
* @var string
|
|
*/
|
|
public $type;
|
|
|
|
/**
|
|
* Active callback.
|
|
*
|
|
* @since 4.1.0
|
|
* @access public
|
|
*
|
|
* @see WP_Customize_Section::active()
|
|
*
|
|
* @var callable Callback is called with one argument, the instance of
|
|
* {@see WP_Customize_Section}, and returns bool to indicate
|
|
* whether the section is active (such as it relates to the URL
|
|
* currently being previewed).
|
|
*/
|
|
public $active_callback = '';
|
|
|
|
/**
|
|
* Constructor.
|
|
*
|
|
* Any supplied $args override class property defaults.
|
|
*
|
|
* @since 4.0.0
|
|
*
|
|
* @param WP_Customize_Manager $manager Customizer bootstrap instance.
|
|
* @param string $id An specific ID for the panel.
|
|
* @param array $args Panel arguments.
|
|
*/
|
|
public function __construct( $manager, $id, $args = array() ) {
|
|
$keys = array_keys( get_object_vars( $this ) );
|
|
foreach ( $keys as $key ) {
|
|
if ( isset( $args[ $key ] ) ) {
|
|
$this->$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;
|
|
|
|
$this->sections = array(); // Users cannot customize the $sections array.
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Check whether panel is active to current Customizer preview.
|
|
*
|
|
* @since 4.1.0
|
|
* @access public
|
|
*
|
|
* @return bool Whether the panel is active to the current preview.
|
|
*/
|
|
public final function active() {
|
|
$panel = $this;
|
|
$active = call_user_func( $this->active_callback, $this );
|
|
|
|
/**
|
|
* Filter response of WP_Customize_Panel::active().
|
|
*
|
|
* @since 4.1.0
|
|
*
|
|
* @param bool $active Whether the Customizer panel is active.
|
|
* @param WP_Customize_Panel $panel {@see WP_Customize_Panel} instance.
|
|
*/
|
|
$active = apply_filters( 'customize_panel_active', $active, $panel );
|
|
|
|
return $active;
|
|
}
|
|
|
|
/**
|
|
* Default callback used when invoking {@see WP_Customize_Panel::active()}.
|
|
*
|
|
* Subclasses can override this with their specific logic, or they may
|
|
* provide an 'active_callback' argument to the constructor.
|
|
*
|
|
* @since 4.1.0
|
|
* @access public
|
|
*
|
|
* @return bool Always true.
|
|
*/
|
|
public function active_callback() {
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Gather the parameters passed to client JavaScript via JSON.
|
|
*
|
|
* @since 4.1.0
|
|
*
|
|
* @return array The array to be exported to the client as JSON.
|
|
*/
|
|
public function json() {
|
|
$array = wp_array_slice_assoc( (array) $this, array( 'title', 'description', 'priority', 'type' ) );
|
|
$array['content'] = $this->get_content();
|
|
$array['active'] = $this->active();
|
|
$array['instanceNumber'] = $this->instance_number;
|
|
return $array;
|
|
}
|
|
|
|
/**
|
|
* Checks required user capabilities and whether the theme has the
|
|
* feature support required by the panel.
|
|
*
|
|
* @since 4.0.0
|
|
*
|
|
* @return bool False if theme doesn't support the panel or the user doesn't have the capability.
|
|
*/
|
|
public final function check_capabilities() {
|
|
if ( $this->capability && ! call_user_func_array( 'current_user_can', (array) $this->capability ) ) {
|
|
return false;
|
|
}
|
|
|
|
if ( $this->theme_supports && ! call_user_func_array( 'current_theme_supports', (array) $this->theme_supports ) ) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Get the panel's content template for insertion into the Customizer pane.
|
|
*
|
|
* @since 4.1.0
|
|
*
|
|
* @return string Content for the panel.
|
|
*/
|
|
public final function get_content() {
|
|
ob_start();
|
|
$this->maybe_render();
|
|
$template = trim( ob_get_contents() );
|
|
ob_end_clean();
|
|
return $template;
|
|
}
|
|
|
|
/**
|
|
* Check capabilities and render the panel.
|
|
*
|
|
* @since 4.0.0
|
|
*/
|
|
public final function maybe_render() {
|
|
if ( ! $this->check_capabilities() ) {
|
|
return;
|
|
}
|
|
|
|
/**
|
|
* Fires before rendering a Customizer panel.
|
|
*
|
|
* @since 4.0.0
|
|
*
|
|
* @param WP_Customize_Panel $this WP_Customize_Panel instance.
|
|
*/
|
|
do_action( 'customize_render_panel', $this );
|
|
|
|
/**
|
|
* Fires before rendering a specific Customizer panel.
|
|
*
|
|
* The dynamic portion of the hook name, $this->id, refers to the ID
|
|
* of the specific Customizer panel to be rendered.
|
|
*
|
|
* @since 4.0.0
|
|
*/
|
|
do_action( "customize_render_panel_{$this->id}" );
|
|
|
|
$this->render();
|
|
}
|
|
|
|
/**
|
|
* Render the panel container, and then its contents.
|
|
*
|
|
* @since 4.0.0
|
|
* @access protected
|
|
*/
|
|
protected function render() {
|
|
?>
|
|
<li id="accordion-panel-<?php echo esc_attr( $this->id ); ?>" class="control-section control-panel accordion-section">
|
|
<h3 class="accordion-section-title" tabindex="0">
|
|
<?php echo esc_html( $this->title ); ?>
|
|
<span class="screen-reader-text"><?php _e( 'Press return or enter to open this panel' ); ?></span>
|
|
</h3>
|
|
<ul class="accordion-sub-container control-panel-content">
|
|
<?php $this->render_content(); ?>
|
|
</ul>
|
|
</li>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Render the sections that have been added to the panel.
|
|
*
|
|
* @since 4.1.0
|
|
* @access protected
|
|
*/
|
|
protected function render_content() {
|
|
?>
|
|
<li class="panel-meta accordion-section control-section<?php if ( empty( $this->description ) ) { echo ' cannot-expand'; } ?>">
|
|
<div class="accordion-section-title" tabindex="0">
|
|
<span class="preview-notice"><?php
|
|
/* translators: %s is the site/panel title in the Customizer */
|
|
echo sprintf( __( 'You are customizing %s' ), '<strong class="panel-title">' . esc_html( $this->title ) . '</strong>' );
|
|
?></span>
|
|
</div>
|
|
<?php if ( ! empty( $this->description ) ) : ?>
|
|
<div class="accordion-section-content description">
|
|
<?php echo $this->description; ?>
|
|
</div>
|
|
<?php endif; ?>
|
|
</li>
|
|
<?php
|
|
}
|
|
}
|