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<?php |
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/** |
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* Disable direct access/execution to/of the widget code. |
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*/ |
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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if ( ! class_exists( 'Jetpack_Flickr_Widget' ) ) { |
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/** |
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* Flickr Widget |
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* |
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* Display your recent Flickr photos. |
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*/ |
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class Jetpack_Flickr_Widget extends WP_Widget { |
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/** |
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* Constructor. |
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*/ |
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View Code Duplication |
function __construct() { |
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parent::__construct( |
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'flickr', |
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/** This filter is documented in modules/widgets/facebook-likebox.php */ |
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apply_filters( 'jetpack_widget_name', esc_html__( 'Flickr', 'jetpack' ) ), |
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array( |
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'description' => esc_html__( 'Display your recent Flickr photos.', 'jetpack' ), |
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'customize_selective_refresh' => true, |
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), |
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array() |
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); |
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if ( is_active_widget( false, false, $this->id_base ) || is_customize_preview() ) { |
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add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_style' ) ); |
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} |
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} |
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/** |
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* Enqueue style. |
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*/ |
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function enqueue_style() { |
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wp_enqueue_style( 'flickr-widget-style', plugins_url( 'flickr/style.css', __FILE__ ), array(), '20170405' ); |
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} |
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/** |
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* Return an associative array of default values. |
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* |
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* These values are used in new widgets. |
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* |
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* @return array Default values for the widget options. |
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*/ |
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public function defaults() { |
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return array( |
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'title' => esc_html__( 'Flickr Photos', 'jetpack' ), |
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'items' => 3, |
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'flickr_image_size' => 'thumbnail', |
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'flickr_rss_url' => '' |
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); |
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} |
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/** |
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* Front-end display of the widget. |
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* |
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* @param array $args Widget arguments. |
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* @param array $instance Saved values from database. |
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*/ |
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public function widget( $args, $instance ) { |
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$instance = wp_parse_args( $instance, $this->defaults() ); |
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$image_size_string = 'small' == $instance['flickr_image_size'] ? '_m.jpg' : '_t.jpg'; |
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$rss_url = ( ! isset( $instance['flickr_rss_url'] ) || empty( $instance['flickr_rss_url'] ) ) |
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? 'https://api.flickr.com/services/feeds/photos_interesting.gne?format=rss_200' |
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: htmlspecialchars_decode( $instance['flickr_rss_url'] ); |
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// We want to use the HTTPS version so the URLs in the API response are also HTTPS and we avoid mixed-content warnings. |
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$rss_url = preg_replace( '!^http://api.flickr.com/!i', 'https://api.flickr.com/', $rss_url ); |
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$rss = fetch_feed( $rss_url ); |
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$photos = ''; |
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if ( ! is_wp_error( $rss ) ) { |
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foreach ( $rss->get_items( 0, $instance['items'] ) as $photo ) { |
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if ( $enclosure = $photo->get_enclosure() ) { |
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$src = str_replace( '_s.jpg', $image_size_string, $enclosure->get_thumbnail() ); |
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} else { |
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$src = preg_match( '/src="(.*?)"/i', $photo->get_description(), $p ); |
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$src = str_replace( '_m.jpg', $image_size_string, $p[1] ); |
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} |
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$photos .= '<a href="' . esc_url( $photo->get_permalink(), array( 'http', 'https' ) ) . '">'; |
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$photos .= '<img src="' . esc_url( $src, array( 'http', 'https' ) ) . '" '; |
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$photos .= 'alt="' . esc_attr( $photo->get_title() ) . '" '; |
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$photos .= 'border="0" '; |
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$photos .= 'title="' . esc_attr( $photo->get_title() ) . '" '; |
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$photos .= ' /></a><br /><br />'; |
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} |
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if ( ! empty( $photos ) && class_exists( 'Jetpack_Photon' ) && Jetpack::is_module_active( 'photon' ) ) { |
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$photos = Jetpack_Photon::filter_the_content( $photos ); |
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} |
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$flickr_home = $rss->get_link(); |
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} |
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echo $args['before_widget']; |
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echo $args['before_title'] . esc_html( $instance['title'] ) . $args['after_title']; |
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require( dirname( __FILE__ ) . '/flickr/widget.php' ); |
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echo $args['after_widget']; |
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/** This action is already documented in modules/widgets/gravatar-profile.php */ |
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do_action( 'jetpack_stats_extra', 'widget_view', 'flickr' ); |
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} |
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/** |
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* Back-end widget form. |
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* |
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* @param array $instance Previously saved values from database. |
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*/ |
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public function form( $instance ) { |
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$instance = wp_parse_args( $instance, $this->defaults() ); |
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require( dirname( __FILE__ ) . '/flickr/form.php' ); |
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} |
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/** |
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* Sanitize widget form values as they are saved. |
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* |
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* @param array $new_instance Values just sent to be saved. |
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* @param array $old_instance Previously saved values from database. |
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* @return array Updated safe values to be saved. |
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*/ |
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public function update( $new_instance, $old_instance ) { |
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$instance = array(); |
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$defaults = $this->defaults(); |
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if ( isset( $new_instance['title'] ) ) { |
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$instance['title'] = wp_kses( $new_instance['title'], array() ); |
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} |
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if ( isset( $new_instance['items'] ) ) { |
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$instance['items'] = intval( $new_instance['items'] ); |
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} |
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if ( |
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isset( $new_instance['flickr_image_size'] ) && |
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in_array( $new_instance['flickr_image_size'], array( 'thumbnail', 'small' ) ) |
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) { |
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$instance['flickr_image_size'] = $new_instance['flickr_image_size']; |
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} else { |
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$instance['flickr_image_size'] = 'thumbnail'; |
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} |
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if ( isset( $new_instance['flickr_rss_url'] ) ) { |
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$instance['flickr_rss_url'] = esc_url( $new_instance['flickr_rss_url'], array( 'http', 'https' ) ); |
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if ( strlen( $instance['flickr_rss_url'] ) < 10 ) { |
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$instance['flickr_rss_url'] = ''; |
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} |
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} |
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return $instance; |
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} |
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} |
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// Register Jetpack_Flickr_Widget widget. |
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function jetpack_register_flickr_widget() { |
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register_widget( 'Jetpack_Flickr_Widget' ); |
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} |
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add_action( 'widgets_init', 'jetpack_register_flickr_widget' ); |
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} |
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Automattic /
jetpack
Loading history...
This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVarassignment in line 1 and the$higherassignment in line 2 are dead. The first because$myVaris never used and the second because$higheris always overwritten for every possible time line.