sidebar_options['default'] = $this->get_default_sidebar_options();
// Setup the sidebars after all fields are registered
add_action( 'carbon_after_register_fields', array( $this, 'setup_sidebar_options' ), 20 );
add_action( 'carbon_after_register_fields', array( $this, 'register_custom_sidebars' ), 21 );
}
/**
* Returns an array with the default sidebar options
*/
public function get_default_sidebar_options() {
$sidebar_options = array(
'before_widget' => '',
'after_widget' => '',
'before_title' => '',
);
if ( function_exists( 'crb_get_default_sidebar_options' ) ) {
$sidebar_options = crb_get_default_sidebar_options();
}
return $sidebar_options;
}
/**
* Sets the Sidebar Options
*/
public function set_sidebar_options( $sidebar_options ) {
// Make sure that all needed fields are in the options array
$required_arguments = array( 'before_widget', 'after_widget', 'before_title', 'after_title' );
/**
* Set default settings
*/
$sidebar_options_first_element = array_values( $sidebar_options );
$sidebar_options_first_element = $sidebar_options_first_element[0];
if ( ! is_array( $sidebar_options_first_element ) ) {
/**
* Enters here, if one array with settings is passed
* Makes the passed settings, the default ones
*/
$sidebar_options = array(
'default' => $sidebar_options,
);
} elseif ( ! isset( $sidebar_options['default'] ) ) {
/**
* Enters here, if the default settings are not passed
* Sets the default settings
*
* @see get_default_sidebar_options()
*/
$sidebar_options['default'] = $this->get_default_sidebar_options();
}
/**
* Check if all required arguments are passed for each of the sidebars
*/
foreach ( $sidebar_options as $options ) {
foreach ( $required_arguments as $arg ) {
if ( ! isset( $options[ $arg ] ) ) {
throw new Incorrect_Syntax_Exception(
'Provide all sidebar options for ' . $this->name . ': ' .
implode( ', ', $required_arguments ) . ''
);
}
}
}
$this->sidebar_options = $sidebar_options;
return $this;
}
/**
* Generate options for the choose sidebar field.
*/
public function setup_sidebar_options() {
global $wp_registered_sidebars;
$custom_sidebars = $this->get_custom_sidebars();
// Add field options
$sidebars = array();
foreach ( $wp_registered_sidebars as $sidebar ) {
$sidebars[] = $sidebar['name'];
}
$options = array_merge( $sidebars, $custom_sidebars );
$options = array_combine( $options, $options );
$this->add_options( $options );
}
/**
* Register all custom sidebars.
*/
public function register_custom_sidebars() {
$custom_sidebars = $this->get_custom_sidebars();
foreach ( $custom_sidebars as $sidebar ) {
$slug = sanitize_title_with_dashes( $sidebar );
// Handles which options to use for the current sidebar
if ( isset( $this->sidebar_options[ $slug ] ) ) {
$sidebar_options = $this->sidebar_options[ $slug ];
} else {
$sidebar_options = $this->sidebar_options['default'];
}
// Registers the Sidebar
register_sidebar( array_merge( $sidebar_options, array(
'name' => $sidebar,
'id' => $slug,
) ) );
}
}
/**
* Retrieve all custom sidebars from the database.
*
* @return array
*/
public function get_custom_sidebars() {
global $wpdb;
if ( ! empty( $this->custom_sidebars ) ) {
return $this->custom_sidebars;
}
$sidebars = array();
$query_string = '';
switch ( $this->context ) {
case 'Post_Meta':
$query_string = 'SELECT meta_value AS sidebar FROM ' . $wpdb->postmeta . ' WHERE meta_key = "' . esc_sql( $this->name ) . '"';
break;
case 'Term_Meta':
$query_string = 'SELECT meta_value AS sidebar FROM ' . $wpdb->termmeta . ' WHERE meta_key = "' . esc_sql( $this->name ) . '"';
break;
case 'Theme_Options':
$query_string = 'SELECT option_value AS sidebar FROM ' . $wpdb->options . ' WHERE option_name = "' . esc_sql( $this->name ) . '"';
break;
case 'User_Meta':
$query_string = 'SELECT meta_value AS sidebar FROM ' . $wpdb->usermeta . ' WHERE meta_key = "' . esc_sql( $this->name ) . '"';
break;
}
$sidebar_names = array_filter( $wpdb->get_col( $query_string ) );
foreach ( $sidebar_names as $sidebar_name ) {
$sidebars[ $sidebar_name ] = 1;
}
$this->custom_sidebars = array_keys( $sidebars );
return $this->custom_sidebars;
}
}