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<?php /** * Custom Category Widget * * @package Essential_Widgets / /* * Custom Category Widget / if ( ! class_exists( 'EW_Categories' ) ) : class EW_Categories extends WP_Widget { /* * Holds widget settings defaults, populated in constructor. * * @var array / protected $defaults; public function __construct() { $this->defaults = array( 'title' => esc_attr__( 'Categories', 'essential-widgets' ), 'taxonomy' => 'category', 'style' => 'list', 'include' => '', 'exclude' => '', 'exclude_tree' => '', 'child_of' => '', 'current_category' => '', 'search' => '', 'hierarchical' => true, 'hide_empty' => true, 'order' => 'ASC', 'orderby' => 'name', 'depth' => 0, 'number' => '', 'feed' => '', 'feed_type' => '', 'feed_image' => '', 'use_desc_for_title' => false, 'show_count' => false, ); $widget_ops = array( 'classname' => 'essential-widgets widget_categories ew-category ewcategory', 'description' => esc_html__( 'Displays a list of categories', 'essential-widgets' ), ); $control_ops = array( 'id_base' => 'ew-category', ); parent::__construct( 'ew-category', // Base ID __( 'EW: Categories', 'essential-widgets' ), // Name $widget_ops, $control_ops ); } public function form( $instance ) { // Merge the user-selected arguments with the defaults. $instance = wp_parse_args( (array) $instance, $this->defaults ); // <select> element options. $taxonomies = get_taxonomies( array( 'show_tagcloud' => true ), 'objects' ); $terms = get_terms( $instance['taxonomy'] ); $style = array( 'list' => esc_attr__( 'List', 'essential-widgets' ), 'none' => esc_attr__( 'None', 'essential-widgets' ), ); $order = array( 'ASC' => esc_attr__( 'Ascending', 'essential-widgets' ), 'DESC' => esc_attr__( 'Descending', 'essential-widgets' ), ); $orderby = array( 'count' => esc_attr__( 'Count', 'essential-widgets' ), 'ID' => esc_attr__( 'ID', 'essential-widgets' ), 'name' => esc_attr__( 'Name', 'essential-widgets' ), 'slug' => esc_attr__( 'Slug', 'essential-widgets' ), 'term_group' => esc_attr__( 'Term Group', 'essential-widgets' ), ); $feed_type = array( '' => '', 'atom' => esc_attr__( 'Atom', 'essential-widgets' ), 'rdf' => esc_attr__( 'RDF', 'essential-widgets' ), 'rss' => esc_attr__( 'RSS', 'essential-widgets' ), 'rss2' => esc_attr__( 'RSS 2.0', 'essential-widgets' ), ); ?> <p> <label> <?php esc_html_e( 'Title:', 'essential-widgets' ); ?> <input type="text" class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" value="<?php echo esc_attr( $instance['title'] ); ?>" placeholder="<?php echo esc_attr( $this->defaults['title'] ); ?>" /> </label> </p> <p> <label> <?php esc_html_e( 'Taxonomy:', 'essential-widgets' ); ?> <select class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'taxonomy' ) ); ?>"> <?php foreach ( $taxonomies as $taxonomy ) : ?> <option value="<?php echo esc_attr( $taxonomy->name ); ?>" <?php selected( $instance['taxonomy'], $taxonomy->name ); ?>><?php echo esc_html( $taxonomy->labels->singular_name ); ?></option> <?php endforeach; ?> </select> </label> </p> <p> <label> <?php esc_html_e( 'Style:', 'essential-widgets' ); ?> <select class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'style' ) ); ?>"> <?php foreach ( $style as $option_value => $option_label ) : ?> <option value="<?php echo esc_attr( $option_value ); ?>" <?php selected( $instance['style'], $option_value ); ?>><?php echo esc_html( $option_label ); ?></option> <?php endforeach; ?> </select> </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 esc_attr( $option_value ); ?>" <?php selected( $instance['order'], $option_value ); ?>><?php echo esc_html( $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 esc_attr( $option_value ); ?>" <?php selected( $instance['orderby'], $option_value ); ?>><?php echo esc_html( $option_label ); ?></option> <?php endforeach; ?> </select> </label> </p> <p> <label> <?php esc_html_e( 'Depth:', 'essential-widgets' ); ?> <input type="number" class="widefat" size="5" min="0" name="<?php echo esc_attr( $this->get_field_name( 'depth' ) ); ?>" value="<?php echo esc_attr( $instance['depth'] ); ?>" placeholder="0" /> </label> </p> <p> <label> <?php esc_html_e( 'Number:', 'essential-widgets' ); ?> <input type="number" class="widefat" size="5" min="0" name="<?php echo esc_attr( $this->get_field_name( 'number' ) ); ?>" value="<?php echo esc_attr( $instance['number'] ); ?>" placeholder="0" /> </label> </p> <p> <label> <?php esc_html_e( 'Include:', 'essential-widgets' ); ?> <input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'include' ) ); ?>" value="<?php echo esc_attr( $instance['include'] ); ?>" placeholder="1,2,3…" /> </label> </p> <p> <label> <?php esc_html_e( 'Exclude:', 'essential-widgets' ); ?> <input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'exclude' ) ); ?>" value="<?php echo esc_attr( $instance['exclude'] ); ?>" placeholder="1,2,3…" /> </label> </p> <p class="button-primary ect-toggle-btn more"> <span class="ect-more-text"><?php esc_html_e( 'More Options', 'essential-widgets-pro' ); ?><i class="dashicons dashicons-arrow-down"></i></span> <span class="ect-hide-text"><?php esc_html_e( 'Hide Options', 'essential-widgets-pro' ); ?><i class="dashicons dashicons-arrow-up"></i></span> <div class="advanced-section"> <p> <label> <?php esc_html_e( 'Exclude Tree:', 'essential-widgets' ); ?> <input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'exclude_tree' ) ); ?>" value="<?php echo esc_attr( $instance['exclude_tree'] ); ?>" placeholder="1,2,3…" /> </label> </p> <p> <label> <?php esc_html_e( 'Child Of:', 'essential-widgets' ); ?> <input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'child_of' ) ); ?>" value="<?php echo esc_attr( $instance['child_of'] ); ?>" placeholder="0" /> </label> </p> <p> <label> <?php esc_html_e( 'Current Category:', 'essential-widgets' ); ?> <input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'current_category' ) ); ?>" value="<?php echo esc_attr( $instance['current_category'] ); ?>" placeholder="0" /> </label> </p> <p> <label> <?php esc_html_e( 'Search:', 'essential-widgets' ); ?> <input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'search' ) ); ?>" value="<?php echo esc_attr( $instance['search'] ); ?>" /> </label> </p> <p> <label> <?php esc_html_e( 'Feed Type:', 'essential-widgets' ); ?> <select class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'feed_type' ) ); ?>"> <?php foreach ( $feed_type as $option_value => $option_label ) : ?> <option value="<?php echo esc_attr( $option_value ); ?>" <?php selected( $instance['feed_type'], $option_value ); ?>><?php echo esc_html( $option_label ); ?></option> <?php endforeach; ?> </select> </label> </p> <p> <label> <?php esc_html_e( 'Feed Text:', 'essential-widgets' ); ?> <input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'feed' ) ); ?>" value="<?php echo esc_attr( $instance['feed'] ); ?>" /> </label> </p> <p> <label> <?php esc_html_e( 'Feed Image:', 'essential-widgets' ); ?> <input type="url" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'feed_image' ) ); ?>" value="<?php echo esc_attr( $instance['feed_image'] ); ?>" placeholder="<?php echo esc_attr( home_url( 'images/example.png' ) ); ?>" /> </label> </p> <p> <label> <input type="checkbox" <?php checked( $instance['hierarchical'], true ); ?> name="<?php echo esc_attr( $this->get_field_name( 'hierarchical' ) ); ?>" /> <?php esc_html_e( 'Hierarchical?', 'essential-widgets' ); ?> </label> </p> <p> <label> <input type="checkbox" <?php checked( $instance['use_desc_for_title'], true ); ?> name="<?php echo esc_attr( $this->get_field_name( 'use_desc_for_title' ) ); ?>" /> <?php esc_html_e( 'Show description on hover?', 'essential-widgets' ); ?> </label> </p> <p> <label> <input type="checkbox" <?php checked( $instance['show_count'], true ); ?> name="<?php echo esc_attr( $this->get_field_name( 'show_count' ) ); ?>" /> <?php esc_html_e( 'Show count?', 'essential-widgets' ); ?> </label> </p> <p> <label> <input type="checkbox" <?php checked( $instance['hide_empty'], true ); ?> name="<?php echo esc_attr( $this->get_field_name( 'hide_empty' ) ); ?>" /> <?php esc_html_e( 'Hide empty?', 'essential-widgets' ); ?> </label> </p> </div><!-- .advanced-section --> <div style="clear:both;"> </div> <?php } public function update( $new_instance, $old_instance ) { // If new taxonomy is chosen, reset includes and excludes. if ( $new_instance['taxonomy'] !== $old_instance['taxonomy'] ) { $new_instance['include'] = $new_instance['exclude'] = ''; } // Sanitize key. $instance['taxonomy'] = sanitize_key( $new_instance['taxonomy'] ); // Sanitize title. $instance['title'] = sanitize_text_field( $new_instance['title'] ); // Strip tags. $instance['search'] = strip_tags( $new_instance['search'] ); $instance['feed'] = strip_tags( $new_instance['feed'] ); // Whitelist options. $order = array( 'ASC', 'DESC' ); $orderby = array( 'count', 'ID', 'name', 'slug', 'term_group' ); $style = array( 'list', 'none' ); $feed_type = array( '', 'atom', 'rdf', 'rss', 'rss2' ); $instance['order'] = in_array( $new_instance['order'], $order ) ? $new_instance['order'] : 'ASC'; $instance['orderby'] = in_array( $new_instance['orderby'], $orderby ) ? $new_instance['orderby'] : 'name'; $instance['style'] = in_array( $new_instance['style'], $style ) ? $new_instance['style'] : 'list'; $instance['feed_type'] = in_array( $new_instance['feed_type'], $feed_type ) ? $new_instance['feed_type'] : ''; // Integers. $instance['number'] = intval( $new_instance['number'] ); $instance['depth'] = absint( $new_instance['depth'] ); $instance['child_of'] = absint( $new_instance['child_of'] ); $instance['current_category'] = absint( $new_instance['current_category'] ); // Only allow integers and commas. $instance['include'] = preg_replace( '/[^0-9,]/', '', $new_instance['include'] ); $instance['exclude'] = preg_replace( '/[^0-9,]/', '', $new_instance['exclude'] ); $instance['exclude_tree'] = preg_replace( '/[^0-9,]/', '', $new_instance['exclude_tree'] ); // URLs. $instance['feed_image'] = esc_url_raw( $new_instance['feed_image'] ); // Checkboxes. $instance['hierarchical'] = isset( $new_instance['hierarchical'] ) ? 1 : 0; $instance['use_desc_for_title'] = isset( $new_instance['use_desc_for_title'] ) ? 1 : 0; $instance['show_count'] = isset( $new_instance['show_count'] ) ? 1 : 0; $instance['hide_empty'] = isset( $new_instance['hide_empty'] ) ? 1 : 0; // Return sanitized options. return $instance; } public function widget( $args, $instance ) { // Set the $args for wp_list_categories() to the $instance array. $instance = wp_parse_args( $instance, $this->defaults ); // Output the args's $before_widget wrapper. echo $args['before_widget']; // If a title was input by the user, display it. if ( ! empty( $instance['title'] ) ) { echo $args['before_title'] . apply_filters( 'widget_title', $instance['title'], $instance, $this->id_base ) . $args['after_title']; } echo $this->shortcode( $instance ); // Close the args's widget wrapper. echo $args['after_widget']; } public function shortcode( $atts ) { // Set the $title_li and $echo arguments to false. $atts['title_li'] = false; $atts['echo'] = false; // Get the categories list. $categories = str_replace( array( "\r", "\n", "\t" ), '', wp_list_categories( $atts ) ); $categories = str_replace( '</a> (', '</a> <span>(', $categories ); $categories = str_replace( ')', ')</span>', $categories ); $ew_categories = ''; // Only show this title in block element and not on widget. if ( isset( $atts['is_block'] ) && true === $atts['is_block'] && !empty( $atts['title'] ) ) { $ew_categories .= '<h2 class="ew-category-block-title">' . $atts['title'] . '</h2>'; } // If 'list' is the user-selected style, wrap the categories in an unordered list. if ( 'list' === $atts['style'] ) { $ew_categories .= '<ul class="categories">' . $categories . '</ul><!-- .categories -->'; } // If no style is given, wrap in a <p> tag for formatting. else { $ew_categories .= '<p class="categories style-none">' . $categories . '</p>'; } // Output the categories list. return $ew_categories; } } // end Category_Widget class endif; if ( ! function_exists( 'ew_categories_register' ) ) : /* * Intiate Category_Widget Class. * * @since 1.0.0 */ function ew_categories_register() { register_widget( 'EW_Categories' ); } add_action( 'widgets_init', 'ew_categories_register' ); endif;

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