Edit file File name : image-widget.php Content :<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName /** * Module Name: Image Widget * Module Description: Easily add images to your theme's sidebar. * Sort Order: 20 * First Introduced: 1.2 */ // phpcs:disable Universal.Files.SeparateFunctionsFromOO.Mixed -- TODO: Move classes to appropriately-named class files. add_action( 'widgets_init', 'jetpack_image_widget_init', 11 ); /** * Register the widget for use in Appearance -> Widgets */ function jetpack_image_widget_init() { if ( class_exists( 'WP_Widget_Media_Image' ) && Jetpack_Options::get_option( 'image_widget_migration' ) ) { return; } register_widget( 'Jetpack_Image_Widget' ); } /** * Jetpack_Image_Widget main class. */ class Jetpack_Image_Widget extends WP_Widget { /** * Register widget with WordPress. */ public function __construct() { parent::__construct( 'image', /** This filter is documented in modules/widgets/facebook-likebox.php */ apply_filters( 'jetpack_widget_name', esc_html__( 'Image', 'jetpack' ) ), array( 'classname' => 'widget_image', 'description' => __( 'Display an image in your sidebar', 'jetpack' ), 'customize_selective_refresh' => true, ) ); if ( is_active_widget( false, false, $this->id_base ) || is_active_widget( false, false, 'monster' ) || is_customize_preview() ) { add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_style' ) ); } } /** * Loads file for front-end widget style. * * @uses wp_enqueue_style(), plugins_url() */ public function enqueue_style() { wp_enqueue_style( 'jetpack_image_widget', plugins_url( 'image-widget/style.css', __FILE__ ), array(), '20140808' ); } /** * Front-end display of widget. * * @see WP_Widget::widget() * * @param array $args Widget arguments. * @param array $instance Saved values from database. */ public function widget( $args, $instance ) { echo $args['before_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped $instance = wp_parse_args( $instance, array( 'title' => '', 'img_url' => '', ) ); /** This filter is documented in core/src/wp-includes/default-widgets.php */ $title = apply_filters( 'widget_title', $instance['title'] ); if ( $title ) { echo $args['before_title'] . $title . $args['after_title']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped } if ( $instance['img_url'] ) { $output = '<img src="' . esc_url( $instance['img_url'] ) . '" '; if ( '' !== (string) $instance['alt_text'] ) { $output .= 'alt="' . esc_attr( $instance['alt_text'] ) . '" '; } if ( '' !== (string) $instance['img_title'] ) { $output .= 'title="' . esc_attr( $instance['img_title'] ) . '" '; } if ( '' !== (string) $instance['caption'] ) { $output .= 'class="align' . esc_attr( $instance['align'] ) . '" '; } if ( '' !== (string) $instance['img_width'] ) { $output .= 'width="' . esc_attr( $instance['img_width'] ) . '" '; } if ( '' !== (string) $instance['img_height'] ) { $output .= 'height="' . esc_attr( $instance['img_height'] ) . '" '; } $output .= '/>'; $output = apply_filters( 'jetpack_image_cdn_content', $output ); if ( $instance['link'] ) { $target = ! empty( $instance['link_target_blank'] ) ? 'target="_blank"' : ''; $output = '<a ' . $target . ' href="' . esc_url( $instance['link'] ) . '">' . $output . '</a>'; } if ( '' !== (string) $instance['caption'] ) { /** This filter is documented in core/src/wp-includes/default-widgets.php */ $caption = apply_filters( 'widget_text', $instance['caption'] ); $img_width = ( ! empty( $instance['img_width'] ) ? 'style="width: ' . esc_attr( $instance['img_width'] ) . 'px"' : '' ); $output = '<figure ' . $img_width . ' class="wp-caption align' . esc_attr( $instance['align'] ) . '"> ' . $output . ' <figcaption class="wp-caption-text">' . $caption . '</figcaption> </figure>'; // wp_kses_post caption on update. } echo '<div class="jetpack-image-container">' . do_shortcode( $output ) . '</div>'; } elseif ( current_user_can( 'edit_theme_options' ) ) { echo '<p>' . wp_kses( sprintf( /* translators: %s link to the widget settings page. */ __( 'Image missing or invalid URL. Please check the Image widget URL in your <a href="%s">widget settings</a>.', 'jetpack' ), admin_url( 'widgets.php' ) ), array( 'a' => array( 'href' => array(), ), ) ) . '</p>'; } echo "\n" . $args['after_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped /** This action is documented in modules/widgets/gravatar-profile.php */ do_action( 'jetpack_stats_extra', 'widget_view', 'image' ); } /** * Sanitize widget form values as they are saved. * * @see WP_Widget::update() * * @param array $new_instance Values just sent to be saved. * @param array $old_instance Previously saved values from database. * * @return array Updated safe values to be saved. */ public function update( $new_instance, $old_instance ) { $allowed_caption_html = array( 'a' => array( 'href' => array(), 'title' => array(), ), 'b' => array(), 'em' => array(), 'i' => array(), 'p' => array(), 'strong' => array(), ); $instance = $old_instance; $instance['title'] = wp_strip_all_tags( $new_instance['title'] ); $instance['img_url'] = esc_url( trim( $new_instance['img_url'] ) ); $instance['alt_text'] = wp_strip_all_tags( $new_instance['alt_text'] ); $instance['img_title'] = wp_strip_all_tags( $new_instance['img_title'] ); $instance['caption'] = wp_kses( stripslashes( $new_instance['caption'] ), $allowed_caption_html ); $instance['align'] = $new_instance['align']; $instance['link'] = esc_url( trim( $new_instance['link'] ) ); $instance['link_target_blank'] = isset( $new_instance['link_target_blank'] ) ? (bool) $new_instance['link_target_blank'] : false; $new_img_width = absint( $new_instance['img_width'] ); $new_img_height = absint( $new_instance['img_height'] ); if ( ! empty( $instance['img_url'] ) && 0 === $new_img_width && 0 === $new_img_height ) { // Download the url to a local temp file and then process it with getimagesize so we can optimize browser layout. $tmp_file = download_url( $instance['img_url'], 10 ); if ( ! is_wp_error( $tmp_file ) ) { $size = getimagesize( $tmp_file ); $width = $size[0]; $instance['img_width'] = absint( $width ); $height = $size[1]; $instance['img_height'] = absint( $height ); wp_delete_file( $tmp_file ); } else { $instance['img_width'] = $new_img_width; $instance['img_height'] = $new_img_height; } } else { $instance['img_width'] = $new_img_width; $instance['img_height'] = $new_img_height; } return $instance; } /** * Back end widget form. * * @see WP_Widget::form() * * @param array $instance Previously saved values from database. */ public function form( $instance ) { // Defaults. $instance = wp_parse_args( (array) $instance, array( 'title' => '', 'img_url' => '', 'alt_text' => '', 'img_title' => '', 'caption' => '', 'align' => 'none', 'img_width' => '', 'img_height' => '', 'link' => '', 'link_target_blank' => false, ) ); $title = esc_attr( $instance['title'] ); $img_url = esc_url( $instance['img_url'], null, 'display' ); $alt_text = esc_attr( $instance['alt_text'] ); $img_title = esc_attr( $instance['img_title'] ); $caption = esc_textarea( $instance['caption'] ); $align = esc_attr( $instance['align'] ); $img_width = esc_attr( $instance['img_width'] ); $img_height = esc_attr( $instance['img_height'] ); $link_target_blank = checked( $instance['link_target_blank'], true, false ); $link = esc_url( $instance['link'], null, 'display' ); echo '<p><label for="' . esc_attr( $this->get_field_id( 'title' ) ) . '">' . esc_html__( 'Widget title:', 'jetpack' ) . ' <input class="widefat" id="' . esc_attr( $this->get_field_id( 'title' ) ) . '" name="' . esc_attr( $this->get_field_name( 'title' ) ) . '" type="text" value="' . esc_attr( $title ) . '" /> </label></p> <p><label for="' . esc_attr( $this->get_field_id( 'img_url' ) ) . '">' . esc_html__( 'Image URL:', 'jetpack' ) . ' <input class="widefat" id="' . esc_attr( $this->get_field_id( 'img_url' ) ) . '" name="' . esc_attr( $this->get_field_name( 'img_url' ) ) . '" type="text" value="' . esc_attr( $img_url ) . '" /> </label></p> <p><label for="' . esc_attr( $this->get_field_id( 'alt_text' ) ) . '">' . esc_html__( 'Alternate text:', 'jetpack' ) . ' <a href="https://support.wordpress.com/widgets/image-widget/#image-widget-alt-text" target="_blank">( ? )</a> <input class="widefat" id="' . esc_attr( $this->get_field_id( 'alt_text' ) ) . '" name="' . esc_attr( $this->get_field_name( 'alt_text' ) ) . '" type="text" value="' . esc_attr( $alt_text ) . '" /> </label></p> <p><label for="' . esc_attr( $this->get_field_id( 'img_title' ) ) . '">' . esc_html__( 'Image title:', 'jetpack' ) . ' <a href="https://support.wordpress.com/widgets/image-widget/#image-widget-title" target="_blank">( ? )</a> <input class="widefat" id="' . esc_attr( $this->get_field_id( 'img_title' ) ) . '" name="' . esc_attr( $this->get_field_name( 'img_title' ) ) . '" type="text" value="' . esc_attr( $img_title ) . '" /> </label></p> <p><label for="' . esc_attr( $this->get_field_id( 'caption' ) ) . '">' . esc_html__( 'Caption:', 'jetpack' ) . ' <a href="https://support.wordpress.com/widgets/image-widget/#image-widget-caption" target="_blank">( ? )</a> <textarea class="widefat" id="' . esc_attr( $this->get_field_id( 'caption' ) ) . '" name="' . esc_attr( $this->get_field_name( 'caption' ) ) . '" rows="2" cols="20">' . esc_textarea( $caption ) . '</textarea> </label></p>'; $alignments = array( 'none' => __( 'None', 'jetpack' ), 'left' => __( 'Left', 'jetpack' ), 'center' => __( 'Center', 'jetpack' ), 'right' => __( 'Right', 'jetpack' ), ); echo '<p><label for="' . esc_attr( $this->get_field_id( 'align' ) ) . '">' . esc_html__( 'Image Alignment:', 'jetpack' ) . ' <select id="' . esc_attr( $this->get_field_id( 'align' ) ) . '" name="' . esc_attr( $this->get_field_name( 'align' ) ) . '">'; foreach ( $alignments as $alignment => $alignment_name ) { echo '<option value="' . esc_attr( $alignment ) . '" '; if ( $alignment === $align ) { echo 'selected="selected" '; } echo '>' . esc_html( $alignment_name ) . "</option>\n"; } echo '</select></label></p>'; echo '<p><label for="' . esc_attr( $this->get_field_id( 'img_width' ) ) . '">' . esc_html__( 'Width in pixels:', 'jetpack' ) . ' <input size="3" id="' . esc_attr( $this->get_field_id( 'img_width' ) ) . '" name="' . esc_attr( $this->get_field_name( 'img_width' ) ) . '" type="text" value="' . esc_attr( $img_width ) . '" /> </label> <label for="' . esc_attr( $this->get_field_id( 'img_height' ) ) . '">' . esc_html__( 'Height in pixels:', 'jetpack' ) . ' <input size="3" id="' . esc_attr( $this->get_field_id( 'img_height' ) ) . '" name="' . esc_attr( $this->get_field_name( 'img_height' ) ) . '" type="text" value="' . esc_attr( $img_height ) . '" /> </label><br /> <small>' . esc_html__( 'If empty, we will attempt to determine the image size.', 'jetpack' ) . '</small></p> <p><label for="' . esc_attr( $this->get_field_id( 'link' ) ) . '">' . esc_html__( 'Link URL (when the image is clicked):', 'jetpack' ) . ' <input class="widefat" id="' . esc_attr( $this->get_field_id( 'link' ) ) . '" name="' . esc_attr( $this->get_field_name( 'link' ) ) . '" type="text" value="' . esc_attr( $link ) . '" /> </label> <label for="' . esc_attr( $this->get_field_id( 'link_target_blank' ) ) . '"> <input type="checkbox" name="' . esc_attr( $this->get_field_name( 'link_target_blank' ) ) . '" id="' . esc_attr( $this->get_field_id( 'link_target_blank' ) ) . '" value="1"' . esc_attr( $link_target_blank ) . '/> ' . esc_html__( 'Open link in a new window/tab', 'jetpack' ) . ' </label></p>'; } } // Class Jetpack_Image_Widget Save