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<?php /** * Posts Widget * * @package Essential_Widgets */ if ( ! class_exists( 'EW_Posts' ) ) : /** * Makes a custom Widget for Displaying About * * Learn more: http://codex.wordpress.org/Widgets_API#Developing_Widgets * * @package Essential_Widgets */ class EW_Posts extends WP_Widget { /** * Holds widget settings defaults, populated in constructor. * * @var array */ protected $defaults; public function __construct() { $this->defaults = array( 'title' => esc_attr__( 'Posts', 'essential-widgets' ), 'post_type' => array( 'post' ), 'order' => 'DESC', 'orderby' => 'date', 'number' => 10, 'show_date' => false, 'show_author' => false, ); $widget_ops = array( 'classname' => 'essential-widgets ew-posts ewposts', 'description' => esc_html__( 'Displays a list of posts.', 'essential-widgets' ), ); $control_ops = array( 'id_base' => 'ew-posts', ); parent::__construct( 'ew-posts', // Base ID esc_html__( 'EW: Posts', 'essential-widgets' ), // Name $widget_ops, $control_ops ); } /** * Displays the widget control options in the Widgets admin screen. * * @since 1.0.0 * @access public * @param array $instance * @param void */ public function form( $instance ) { // Merge the user-selected arguments with the defaults. $instance = wp_parse_args( (array) $instance, $this->defaults ); // <select> element options. $types = get_post_types( array( 'public' => true ), 'objects' ); $order = array( 'ASC' => esc_attr__( 'Ascending', 'essential-widgets' ), 'DESC' => esc_attr__( 'Descending', 'essential-widgets' ), ); $orderby = array( 'author' => esc_attr__( 'Author', 'essential-widgets' ), 'name' => esc_attr__( 'Slug', 'essential-widgets' ), 'none' => esc_attr__( 'None', 'essential-widgets' ), 'type' => esc_attr__( 'Type', 'essential-widgets' ), 'date' => esc_attr__( 'Date', 'essential-widgets' ), 'ID' => esc_attr__( 'ID', 'essential-widgets' ), 'modified' => esc_attr__( 'Date (Modified)', 'essential-widgets' ), 'parent' => esc_attr__( 'Parent', 'essential-widgets' ), 'comment_count' => esc_attr__( 'Comment Count', 'essential-widgets' ), 'menu_order' => esc_attr__( 'Menu Order', 'essential-widgets' ), 'title' => esc_attr__( 'Title', 'essential-widgets' ), ); ?> <p> <label> <?php esc_html_e( 'Title:', 'essential-widgets' ); ?> <input type="text" class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>" value="<?php echo esc_attr( $instance['title'] ); ?>" placeholder="<?php echo esc_attr( $this->defaults['title'] ); ?>" /> </label> </p> <?php esc_html_e( 'Post Type:', 'essential-widgets' ); ?> <div class="wp-tab-panel"> <ul> <?php foreach ( $types as $type ) : ?> <li> <label> <input type="checkbox" name="<?php echo esc_attr( $this->get_field_name( 'post_type' ) ); ?>[]" value="<?php echo esc_attr( $type->name ); ?>" <?php checked( in_array( $type->name, (array) $instance['post_type'] ) ); ?> /> <?php echo esc_html( $type->labels->singular_name ); ?> </label> </li> <?php endforeach; ?> </ul> </div> <p> <label> <?php esc_html_e( 'Number:', 'essential-widgets' ); ?> <input type="number" min="1" size="3" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'number' ) ); ?>" value="<?php echo esc_attr( $instance['number'] ); ?>" placeholder="<?php echo esc_attr( $this->defaults['number'] ); ?>" /> </label> </p> <p> <label> <?php esc_html_e( 'Order:', 'essential-widgets' ); ?> <select class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'order' ) ); ?>"> <?php foreach ( $order as $option_value => $option_label ) : ?> <option value="<?php echo $option_value; ?>" <?php selected( $instance['order'], $option_value ); ?>><?php echo $option_label; ?></option> <?php endforeach; ?> </select> </label> </p> <p> <label> <?php esc_html_e( 'Order By:', 'essential-widgets' ); ?> <select class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'orderby' ) ); ?>"> <?php foreach ( $orderby as $option_value => $option_label ) : ?> <option value="<?php echo $option_value; ?>" <?php selected( $instance['orderby'], $option_value ); ?>><?php echo $option_label; ?></option> <?php endforeach; ?> </select> </label> </p> <p> <label> <input type="checkbox" <?php checked( $instance['show_date'], true ); ?> name="<?php echo esc_attr( $this->get_field_name( 'show_date' ) ); ?>" /> <?php esc_html_e( 'Display post date?', 'essential-widgets' ); ?> </label> </p> <p> <label> <input type="checkbox" <?php checked( $instance['show_author'], true ); ?> name="<?php echo esc_attr( $this->get_field_name( 'show_author' ) ); ?>" /> <?php esc_html_e( 'Display post author?', 'essential-widgets' ); ?> </label> </p> <?php } /** * update the particular instant * * This function should check that $new_instance is set correctly. * The newly calculated value of $instance should be returned. * If "false" is returned, the instance won't be saved/updated. * * $new_instance New settings for this instance as input by the user via form() * $old_instance Old settings for this instance * Settings to save or bool false to cancel saving */ public function update( $new_instance, $old_instance ) { $instance = $old_instance; // Sanitize title. $instance['title'] = sanitize_text_field( $new_instance['title'] ); // Sanitize key. $instance['post_type'] = array_map( 'sanitize_key', $new_instance['post_type'] ); // Whitelist options. $order = array( 'ASC', 'DESC' ); $orderby = array( 'author', 'name', 'none', 'type', 'date', 'ID', 'modified', 'parent', 'comment_count', 'menu_order', 'title' ); $instance['order'] = in_array( $new_instance['order'], $order ) ? $new_instance['order'] : 'DESC'; $instance['orderby'] = in_array( $new_instance['orderby'], $orderby ) ? $new_instance['orderby'] : 'date'; // Integers. $instance['number'] = intval( $new_instance['number'] ); // Checkboxes. $instance['show_date'] = isset( $new_instance['show_date'] ) ? 1 : 0; $instance['show_author'] = isset( $new_instance['show_author'] ) ? 1 : 0; // Return sanitized options. return $instance; } /** * Displays the Widget in the front-end. * * $args Display arguments including before_title, after_title, before_widget, and after_widget. * $instance The settings for the particular instance of the widget */ public function widget( $args, $instance ) { // Set the $args for wp_get_archives() to the $instance array. $instance = wp_parse_args( $instance, $this->defaults ); $loop = new \WP_Query( array( 'posts_per_page' => $instance['number'], 'post_type' => $instance['post_type'], 'order' => $instance['order'], 'orderby' => $instance['orderby'], 'no_found_rows' => true, 'post_status' => 'publish', 'ignore_sticky_posts' => true, ) ); if ( $loop->have_posts() ) : ?> <?php echo $args['before_widget']; ?> <?php if ( ! empty( $instance['title'] ) ) { echo $args['before_title'] . apply_filters( 'widget_title', $instance['title'], $instance, $this->id_base ) . $args['after_title']; } ?> <?php echo $this->shortcode( $instance ); ?> <?php echo $args['after_widget']; ?> <?php wp_reset_postdata(); endif; } public function shortcode( $atts ) { $atts = wp_parse_args( $atts, $this->defaults ); $loop = new \WP_Query( array( 'posts_per_page' => $atts['number'], 'post_type' => $atts['post_type'], 'order' => $atts['order'], 'orderby' => $atts['orderby'], 'no_found_rows' => true, 'post_status' => 'publish', 'ignore_sticky_posts' => true, ) ); $output = ''; // Only show this title in block element and not on widget. if ( isset( $atts['is_block'] ) && true === $atts['is_block'] && !empty( $atts['title'] ) ) { $output .= '<h2 class="ew-post-block-title">' . $atts['title'] . '</h2>'; } // Output the page list. $output .= '<ul>'; while ( $loop->have_posts() ) : $loop->the_post(); $output .= '<li>'; $output .= '<a href=' . get_the_permalink() . '>' . get_the_title() . '</a>'; if ( $atts['show_author'] ) : $output .= '<span class="post-author"> by ' . get_the_author() . '</span>'; endif; if ( $atts['show_date'] ) : $output .= '<span class="post-date">' . get_the_date() . '</span>'; endif; $output .= '</li>'; endwhile; $output .= '</ul>'; return $output; } } endif; if ( ! function_exists( 'ew_posts_register' ) ) : /** * Intiate About_Widget Class. * * @since 1.0.0 */ function ew_posts_register() { register_widget( 'EW_Posts' ); } add_action( 'widgets_init', 'ew_posts_register' ); endif;
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