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<?php |
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/** |
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* Welcart Recent Posts Widget |
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* |
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* @package Welcart |
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*/ |
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|
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/** |
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* Welcart_Recent_Posts Class |
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* |
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* @see WP_Widget |
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*/ |
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class Welcart_Recent_Posts extends WP_Widget { |
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|
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/** |
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* Constructor. |
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*/ |
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public function __construct() { |
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$widget_ops = array( |
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'classname' => 'usces_recent_entries', |
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'description' => ( __( 'Your site’s most recent posts.', 'usces' ) . __( 'Non-item', 'usces' ) ), |
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); |
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parent::__construct( 'usces-recent-posts', 'Welcart ' . __( 'Recent Posts', 'usces' ), $widget_ops ); |
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$this->alt_option_name = 'usces_recent_entries'; |
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|
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add_action( 'save_post', array( &$this, 'flush_widget_cache' ) ); |
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add_action( 'deleted_post', array( &$this, 'flush_widget_cache' ) ); |
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add_action( 'switch_theme', array( &$this, 'flush_widget_cache' ) ); |
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} |
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|
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/** |
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* Echoes the widget content. |
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* |
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* @see WP_Widget::widget |
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* @param array $args Display arguments including 'before_title', 'after_title', |
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* '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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public function widget( $args, $instance ) { |
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$cache = wp_cache_get( 'usces_recent_posts', 'widget' ); |
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|
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if ( ! is_array( $cache ) ) { |
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$cache = array(); |
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} |
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|
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if ( ! isset( $args['widget_id'] ) ) { |
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$args['widget_id'] = $this->id; |
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} |
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|
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if ( isset( $cache[ $args['widget_id'] ] ) ) { |
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wel_esc_script_e( $cache[ $args['widget_id'] ] ); |
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return; |
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} |
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|
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usces_remove_filter(); |
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|
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ob_start(); |
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extract( $args ); |
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$title = apply_filters( 'widget_title', $instance['title'], $instance, $this->id_base ); |
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$number = ( isset( $instance['number'] ) ) ? (int) $instance['number'] : 10; |
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if ( ! $number ) { |
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$number = 10; |
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} elseif ( $number < 1 ) { |
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$number = 1; |
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} elseif ( $number > 15 ) { |
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$number = 15; |
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} |
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|
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$r = new WP_Query( |
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array( |
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'showposts' => $number, |
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'nopaging' => 0, |
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'post_status' => 'publish', |
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'ignore_sticky_posts' => 1, |
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'cat' => -( USCES_ITEM_CAT_PARENT_ID ), |
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'order' => 'DESC', |
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'orderby' => 'date', |
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) |
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); |
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if ( $r->have_posts() ) : |
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|
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wel_esc_script_e( $before_widget ); |
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if ( ! empty( $title ) ) { |
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wel_esc_script_e( $before_title . esc_html( $title ) . $after_title ); |
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} |
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?> |
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<ul> |
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<?php |
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while ( $r->have_posts() ) : |
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$r->the_post(); |
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?> |
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<li><a href="<?php the_permalink(); ?>" title="<?php echo esc_attr( get_the_title() ? get_the_title() : get_the_ID() ); ?>"> |
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<?php |
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if ( get_the_title() ) { |
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the_title(); |
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} else { |
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the_ID(); |
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} |
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?> |
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</a></li> |
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<?php endwhile; ?> |
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</ul> |
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<?php |
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wel_esc_script_e( $after_widget ); |
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|
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// Reset the global $the_post as this query will have stomped on it. |
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wp_reset_postdata(); |
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|
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endif; |
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$cache[ $args['widget_id'] ] = ob_get_flush(); |
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wp_cache_set( 'usces_recent_posts', $cache, 'widget' ); |
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} |
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|
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/** |
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* Updates a particular instance of a widget. |
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* |
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* @see WP_Widget::update |
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* @param array $new_instance New settings for this instance as input by the user via |
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* WP_Widget::form(). |
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* @param array $old_instance Old settings for this instance. |
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* @return array Settings to save or bool false to cancel saving. |
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*/ |
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public function update( $new_instance, $old_instance ) { |
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$instance = $old_instance; |
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$instance['title'] = strip_tags( $new_instance['title'] ); |
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$instance['number'] = (int) $new_instance['number']; |
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$this->flush_widget_cache(); |
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|
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$alloptions = wp_cache_get( 'alloptions', 'options' ); |
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if ( isset( $alloptions['usces_recent_entries'] ) ) { |
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delete_option( 'usces_recent_entries' ); |
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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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/** |
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* Flushes the Recent Comments widget cache. |
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*/ |
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public function flush_widget_cache() { |
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wp_cache_delete( 'usces_recent_posts', 'widget' ); |
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} |
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|
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/** |
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* Outputs the settings update form. |
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* |
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* @see WP_Widget::form |
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* @param array $instance Current settings. |
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*/ |
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public function form( $instance ) { |
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$title = isset( $instance['title'] ) ? esc_attr( $instance['title'] ) : ''; |
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if ( ! isset( $instance['number'] ) || ! $number = (int) $instance['number'] ) { |
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$number = 5; |
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} |
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?> |
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<p><label for="<?php wel_esc_script_e( $this->get_field_id( 'title' ) ); ?>"><?php esc_html_e( 'Title:', 'usces' ); ?></label> |
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<input class="widefat" id="<?php wel_esc_script_e( $this->get_field_id( 'title' ) ); ?>" name="<?php wel_esc_script_e( $this->get_field_name( 'title' ) ); ?>" type="text" value="<?php wel_esc_script_e( $title ); ?>" /></p> |
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|
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<p><label for="<?php wel_esc_script_e( $this->get_field_id( 'number' ) ); ?>"><?php esc_html_e( 'Number of posts to show:', 'usces' ); ?></label> |
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<input id="<?php wel_esc_script_e( $this->get_field_id( 'number' ) ); ?>" name="<?php wel_esc_script_e( $this->get_field_name( 'number' ) ); ?>" type="text" value="<?php wel_esc_script_e( $number ); ?>" size="3" /></p> |
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<?php |
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} |
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} |
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|
