Inventory_Presser_KBB_Widget
Contents
Description Description
This class creates the Kelley Blue Book widget.
Source Source
File: includes/widget/class-widget-kbb.php
class Inventory_Presser_KBB_Widget extends WP_Widget { const ID_BASE = '_invp_kbb'; /** * images * * Creates an array of available images, but only contains one so far * * @return array */ function images() { return array( 'default' => array( 'text' => __( 'Bordered Rectangle', 'inventory-presser' ), 'img' => 'kelley-blue-book.jpg', ), ); } /** * __construct * * Calls the parent class' contructor and adds a hook that will delete the * option that stores this widget's data when the plugin's delete all data * method is run. * * @return void */ function __construct() { parent::__construct( self::ID_BASE, __( 'Kelley Blue Book Logo', 'inventory-presser' ), array( 'description' => __( 'KBB logo image linked to kbb.com', 'inventory-presser' ) ) ); add_action( 'invp_delete_all_data', array( $this, 'delete_option' ) ); } /** * delete_option * * Deletes the option that stores this widget's data. * * @return void */ public function delete_option() { delete_option( 'widget_' . self::ID_BASE ); } /** * widget * * Outputs the widget front-end HTML * * @param array $args * @param array $instance * @return void */ public function widget( $args, $instance ) { $image_keys = array_keys( $this->images() ); $image = ( isset( $instance['image'] ) && in_array( $instance['image'], $image_keys ) ) ? $instance['image'] : $image_keys[0]; $title = apply_filters( 'widget_title', isset( $instance['title'] ) ? $instance['title'] : '' ); // before and after widget arguments are defined by themes echo $args['before_widget']; if ( ! empty( $title ) ) { echo $args['before_title'] . $title . $args['after_title']; } if ( isset( $instance['before_image'] ) ) { echo wpautop( $instance['before_image'] ); } printf( '<a href="%s" target="_blank"><img src="%s"></a>', 'http://kbb.com', plugins_url( '/images/' . $this->images()[ $image ]['img'], INVP_PLUGIN_FILE_PATH ) ); if ( isset( $instance['after_image'] ) ) { echo wpautop( $instance['after_image'] ); } echo $args['after_widget']; } /** * form * * Outputs the widget settings form that is shown in the dashboard. * * @param array $instance * @return void */ public function form( $instance ) { $image_keys = array_keys( $this->images() ); $title = isset( $instance['title'] ) ? $instance['title'] : ''; $before_image = isset( $instance['before_image'] ) ? $instance['before_image'] : ''; $image = isset( $instance['image'] ) ? $instance['image'] : $image_keys[0]; $after_image = isset( $instance['after_image'] ) ? $instance['after_image'] : ''; // Widget admin form ?> <p> <label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:', 'inventory-presser' ); ?></label> <input class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" type="text" value="<?php echo esc_attr( $title ); ?>" /> </p> <p> <label for="<?php echo $this->get_field_id( 'before_image' ); ?>"><?php _e( 'Text before image:', 'inventory-presser' ); ?></label> <textarea class="widefat" id="<?php echo $this->get_field_id( 'before_image' ); ?>" name="<?php echo $this->get_field_name( 'before_image' ); ?>"><?php echo esc_attr( $before_image ); ?></textarea> </p> <p> <label for="<?php echo $this->get_field_id( 'image' ); ?>"><?php _e( 'Image:', 'inventory-presser' ); ?></label> <select class="widefat" id="<?php echo $this->get_field_id( 'image' ); ?>" name="<?php echo $this->get_field_name( 'image' ); ?>"> <?php foreach ( $this->images() as $key => $imginfo ) { printf( '<option value="%s"%s>%s</option>', $key, selected( $key == $image, true, false ), $imginfo['text'] ); } ?> </select> </p> <p> <label for="<?php echo $this->get_field_id( 'after_image' ); ?>"><?php _e( 'Text after image:', 'inventory-presser' ); ?></label> <textarea class="widefat" id="<?php echo $this->get_field_id( 'after_image' ); ?>" name="<?php echo $this->get_field_name( 'after_image' ); ?>"><?php echo esc_attr( $after_image ); ?></textarea> </p> <?php } /** * update * * Saves the widget settings when a dashboard user clicks the Save button. * * @param array $new_instance * @param array $old_instance * @return array The updated array full of settings */ public function update( $new_instance, $old_instance ) { $image_keys = array_keys( $this->images() ); $instance = array(); $instance['title'] = ( ! empty( $new_instance['title'] ) ) ? strip_tags( $new_instance['title'] ) : ''; $instance['before_image'] = ( ! empty( $new_instance['before_image'] ) ) ? strip_tags( $new_instance['before_image'] ) : ''; $instance['image'] = ( ! empty( $new_instance['image'] ) ) ? strip_tags( $new_instance['image'] ) : $image_keys[0]; $instance['after_image'] = ( ! empty( $new_instance['after_image'] ) ) ? strip_tags( $new_instance['after_image'] ) : ''; return $instance; } }
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Methods Methods
- __construct — __construct
- delete_option — delete_option
- form — form
- images — images
- update — update
- widget — widget