'ez-toc',
'description' => __( 'Display the table of contents.', 'easy-table-of-contents' )
);
parent::__construct(
'ezw_tco',
__( 'Table of Contents', 'easy-table-of-contents' ),
$options
);
add_action( 'admin_enqueue_scripts', array( $this, 'enqueueScripts' ) );
add_action( 'admin_footer-widgets.php', array( $this, 'printScripts' ), 9999 );
}
/**
* Callback which registers the widget with the Widget API.
*
* @access public
* @since 1.0
* @static
*
* @return void
*/
public static function register() {
register_widget( __CLASS__ );
}
/**
* Callback to enqueue scripts on the Widgets admin page.
*
* @access private
* @since 1.0
*
* @param string $hook_suffix
*/
public function enqueueScripts( $hook_suffix ) {
if ( 'widgets.php' !== $hook_suffix ) {
return;
}
wp_enqueue_style( 'wp-color-picker' );
wp_enqueue_script( 'wp-color-picker' );
wp_enqueue_script( 'underscore' );
}
/**
* Callback to print the scripts to the Widgets admin page footer.
*
* @access private
* @since 1.0
*/
public function printScripts() {
?>
hasTOCItems() ) {
/**
* @var string $before_widget
* @var string $after_widget
* @var string $before_title
* @var string $after_title
*/
extract( $args );
$class = array(
'ez-toc-v' . str_replace( '.', '_', ezTOC::VERSION ),
'ez-toc-widget',
);
$instance_title = '';
if(isset($instance['title'])){
$instance_title = $instance['title'];
}
$title = apply_filters( 'widget_title', $instance_title, $instance, $this->id_base );
if ( false !== strpos( $title, '%PAGE_TITLE%' ) || false !== strpos( $title, '%PAGE_NAME%' ) ) {
$title = str_replace( '%PAGE_TITLE%', get_the_title(), $title );
}
if ( ezTOC_Option::get( 'show_hierarchy' ) ) {
$class[] = 'counter-hierarchy';
} else {
$class[] = 'counter-flat';
}
if( ezTOC_Option::get( 'heading-text-direction', 'ltr' ) == 'ltr' ) {
$class[] = 'ez-toc-widget-container';
}
if( ezTOC_Option::get( 'heading-text-direction', 'ltr' ) == 'rtl' ) {
$class[] = 'ez-toc-widget-container-rtl';
}
if ( isset($instance['affix']) ) {
$class[] = 'ez-toc-affix';
}
$class[] = 'ez-toc-widget-direction';
$custom_classes = ezTOC_Option::get( 'css_container_class', '' );
if ( 0 < strlen( $custom_classes ) ) {
$custom_classes = explode( ' ', $custom_classes );
$custom_classes = apply_filters( 'ez_toc_container_class', $custom_classes, $this );
if ( is_array( $custom_classes ) ) {
$class = array_merge( $class, $custom_classes );
}
}
$class = array_filter( $class );
$class = array_map( 'trim', $class );
$class = array_map( 'sanitize_html_class', $class );
echo $before_widget;
do_action( 'ez_toc_before_widget_container');
echo '' . PHP_EOL;
do_action( 'ez_toc_before_widget' );
/**
* @todo Instead of inline style, use the shadow DOM.
* @link https://css-tricks.com/playing-shadow-dom/
*
* @todo Consider not outputting the style if CSS is disabled.
* @link https://wordpress.org/support/topic/inline-styling-triggers-html-validation-error/
*/
$title_font_size = $instance[ 'sidebar_title_size' ].$instance[ 'sidebar_title_size_unit' ];
if ( 0 < strlen( $title ) ) {
?>
' . $title . '';
?>
Toggle Table of Content' . ezTOC::getTOCToggleIcon() . '';
}
?>
' . $header_label . '' . ezTOC::getTOCToggleIcon( 'widget-with-visibility_on_header_text' ) . '';
} else {
echo $header_label;
$htmlCSSIcon = '';
}
echo $htmlCSSIcon;
?>
style="display:none" />
'. PHP_EOL . $post->getTOCList() . '' . PHP_EOL;
do_action( 'ez_toc_after' );
do_action( 'ez_toc_after_widget' );
echo '
' . PHP_EOL;
do_action( 'ez_toc_after_widget_container' );
echo $after_widget;
}
}
/**
* Update the widget settings.
*
* @access private
* @since 1.0
*
* @param array $new_instance
* @param array $old_instance
*
* @return array
*/
public function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$instance['title'] = strip_tags( $new_instance['title'] );
$instance['affix'] = array_key_exists( 'affix', $new_instance ) ? $new_instance['affix'] : '0';
$instance['highlight_color'] = strip_tags( $new_instance['highlight_color'] );
if ( isset ( $new_instance[ 'eztoc_appearance' ] ) && $new_instance[ 'eztoc_appearance' ] == 'on' ){
$instance[ 'sidebar_title_size' ] = ( int ) strip_tags ( $new_instance[ 'sidebar_title_size' ] );
$instance[ 'sidebar_title_size_unit' ] = strip_tags ( $new_instance[ 'sidebar_title_size_unit' ] );
$instance[ 'sidebar_title_weight' ] = strip_tags ( $new_instance[ 'sidebar_title_weight' ] );
$instance[ 'sidebar_title_color' ] = strip_tags ( $new_instance[ 'sidebar_title_color' ] );
}else{
$instance[ 'sidebar_title_size' ] = 120;
$instance[ 'sidebar_title_size_unit' ] = '%';
$instance[ 'sidebar_title_weight' ] = '500';
$instance[ 'sidebar_title_color' ] = '#000';
}
$instance['hide_inline'] = array_key_exists( 'hide_inline', $new_instance ) ? $new_instance['hide_inline'] : '0';
return $instance;
}
/**
* Displays the widget settings on the Widgets admin page.
*
* @access private
* @since 1.0
*
* @param array $instance
*
* @return string|void
*/
public function form( $instance ) {
$defaults = array(
'affix' => '0',
'eztoc_appearance' => '',
'highlight_color' => '#ededed',
'title' => __('Table of Contents', 'easy-table-of-contents' ),
'sidebar_title_size' => 120,
'sidebar_title_size_unit' => '%',
'sidebar_title_weight' => '500',
'sidebar_title_color' => '#000',
);
$instance = wp_parse_args( (array) $instance, $defaults );
$highlight_color = esc_attr( $instance[ 'highlight_color' ] );
$title_color = esc_attr( $instance[ 'sidebar_title_color' ] );
?>
id="get_field_id( 'affix' ); ?>"
name="get_field_name( 'affix' ); ?>" value="1"/>