125 lines
2.6 KiB
PHP
125 lines
2.6 KiB
PHP
<?php
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/**
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* Adds compatibility methods between WP_Widget and scbForms.
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*/
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abstract class scbWidget extends WP_Widget {
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/**
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* Widget defaults.
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* @var array
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*/
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protected $defaults = array();
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/**
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* Widgets to register.
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* @var array
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*/
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private static $scb_widgets = array();
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/**
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* Initializes widget.
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*
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* @param string $class
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* @param string $file (optional)
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* @param string $base (optional)
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*
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* @return void
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*/
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public static function init( $class, $file = '', $base = '' ) {
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self::$scb_widgets[] = $class;
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add_action( 'widgets_init', array( __CLASS__, '_scb_register' ) );
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// for auto-uninstall
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if ( $file && $base && class_exists( 'scbOptions' ) ) {
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new scbOptions( "widget_$base", $file );
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}
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}
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/**
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* Registers widgets.
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*
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* @return void
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*/
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public static function _scb_register() {
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foreach ( self::$scb_widgets as $widget ) {
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register_widget( $widget );
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}
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}
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/**
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* Displays widget content.
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*
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* @param array $args Display arguments including before_title, after_title, before_widget, and after_widget.
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* @param array $instance The settings for the particular instance of the widget.
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*
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* @return void
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*/
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public function widget( $args, $instance ) {
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$instance = wp_parse_args( $instance, $this->defaults );
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extract( $args );
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echo $before_widget;
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$title = apply_filters( 'widget_title', isset( $instance['title'] ) ? $instance['title'] : '', $instance, $this->id_base );
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if ( ! empty( $title ) ) {
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echo $before_title . $title . $after_title;
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}
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$this->content( $instance );
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echo $after_widget;
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}
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/**
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* This is where the actual widget content goes.
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*
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* @param array $instance The settings for the particular instance of the widget.
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*
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* @return void
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*/
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protected function content( $instance ) { }
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//_____HELPER METHODS_____
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/**
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* Generates a input form field.
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*
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* @param array $args
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* @param array $formdata (optional)
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*
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* @return string
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*/
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protected function input( $args, $formdata = array() ) {
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$prefix = array( 'widget-' . $this->id_base, $this->number );
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$form = new scbForm( $formdata, $prefix );
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// Add default class
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if ( ! isset( $args['extra'] ) && 'text' == $args['type'] ) {
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$args['extra'] = array( 'class' => 'widefat' );
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}
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// Add default label position
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if ( ! in_array( $args['type'], array( 'checkbox', 'radio' ) ) && empty( $args['desc_pos'] ) ) {
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$args['desc_pos'] = 'before';
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}
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$name = $args['name'];
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if ( ! is_array( $name ) && '[]' == substr( $name, -2 ) ) {
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$name = array( substr( $name, 0, -2 ), '' );
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}
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$args['name'] = $name;
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return $form->input( $args );
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}
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}
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