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<?php |
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|
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if (! defined('ABSPATH')) { |
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exit; // Exit if accessed directly. |
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} |
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|
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/** |
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* Pages Widget |
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* |
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* @package Essential_Widgets |
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*/ |
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|
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|
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/** |
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* Makes a custom Widget for Displaying About |
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* |
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* Learn more: http://codex.wordpress.org/Widgets_API#Developing_Widgets |
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* |
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* @package Essential_Widgets |
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*/ |
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if (! function_exists('ew_get_meta_keys')) : |
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/** |
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* Returns a list of distinct, non-private post meta keys for use in the |
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* widget's "Order by meta key" dropdown. |
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* |
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* Named ew_get_meta_keys() (not get_meta_keys()) to avoid colliding with |
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* WordPress core's own get_meta_keys() in wp-admin/includes/post.php. |
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* |
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* @since 3.2 |
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* @return array |
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*/ |
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function ew_get_meta_keys() |
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{ // phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedFunctionFound -- guarded with function_exists(); shared helper used by both the free and pro Pages widgets. |
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global $wpdb; |
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|
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$cached_keys = get_transient('ew_meta_keys'); |
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if (false !== $cached_keys) { |
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return $cached_keys; |
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} |
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|
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// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching -- distinct meta key lookup has no WP_Query equivalent; result is cached via transient below. |
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$keys = $wpdb->get_col("SELECT DISTINCT meta_key FROM {$wpdb->postmeta} WHERE meta_key NOT LIKE '\_%' ORDER BY meta_key ASC"); |
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$keys = is_array($keys) ? $keys : array(); |
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|
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set_transient('ew_meta_keys', $keys, HOUR_IN_SECONDS); |
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|
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return $keys; |
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} |
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endif; |
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|
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if (! class_exists('EW_Pages')) : |
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class EW_Pages extends WP_Widget // phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedClassFound -- EW_ is this plugin's abbreviated prefix; wrapped in class_exists() guard. |
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{ |
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|
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|
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/** |
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* Holds widget settings defaults, populated in constructor. |
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* |
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* @var array |
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*/ |
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protected $defaults; |
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|
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public function __construct() |
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{ |
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|
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// Set up the defaults. |
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$this->defaults = array( |
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'title' => esc_attr__('Pages', 'essential-widgets'), |
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'post_type' => 'page', |
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'depth' => 0, |
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'number' => '', |
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'offset' => '', |
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'child_of' => '', |
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'include' => '', |
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'exclude' => '', // phpcs:ignore WordPressVIPMinimum.Performance.WPQueryParams.PostNotIn_exclude -- Required wp_list_pages() parameter, not a WP_Query post__not_in clause. |
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'exclude_tree' => '', |
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'meta_key' => '', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_key -- Required wp_list_pages() parameter. |
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'meta_value' => '', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_value -- Required wp_list_pages() parameter. |
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'authors' => '', |
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'link_before' => '', |
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'link_after' => '', |
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'show_date' => '', |
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'hierarchical' => true, |
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'sort_column' => 'post_title', |
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'sort_order' => 'ASC', |
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'date_format' => get_option('date_format'), |
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); |
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|
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$widget_ops = array( |
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'classname' => 'essential-widgets ew-pages ewpages', |
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'description' => esc_html__('Displays a list of pages.', 'essential-widgets'), |
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); |
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|
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$control_ops = array( |
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'id_base' => 'ew-pages', |
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); |
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|
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parent::__construct( |
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'ew-pages', // Base ID |
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esc_html__('EW: Pages', 'essential-widgets'), // Name |
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$widget_ops, |
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$control_ops |
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); |
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} |
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|
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/** |
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* Displays the widget control options in the Widgets admin screen. |
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* |
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* @since 1.0.0 |
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* @access public |
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* @param array $instance |
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* @param void |
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*/ |
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public function form($instance) |
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{ |
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// Merge the user-selected arguments with the defaults. |
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$instance = wp_parse_args((array) $instance, $this->defaults); |
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|
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$post_types = get_post_types( |
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array( |
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'public' => true, |
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'hierarchical' => true, |
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), |
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'objects' |
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); |
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|
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$sort_order = array( |
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'ASC' => esc_attr__('Ascending', 'essential-widgets'), |
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'DESC' => esc_attr__('Descending', 'essential-widgets'), |
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); |
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|
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$sort_column = array( |
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'post_author' => esc_attr__('Author', 'essential-widgets'), |
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'post_date' => esc_attr__('Date', 'essential-widgets'), |
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'ID' => esc_attr__('ID', 'essential-widgets'), |
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'menu_order' => esc_attr__('Menu Order', 'essential-widgets'), |
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'post_modified' => esc_attr__('Modified', 'essential-widgets'), |
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'post_name' => esc_attr__('Slug', 'essential-widgets'), |
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'post_title' => esc_attr__('Title', 'essential-widgets'), |
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); |
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|
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$show_date = array( |
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'' => esc_attr__('Select', 'essential-widgets'), |
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'created' => esc_attr__('Created', 'essential-widgets'), |
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'modified' => esc_attr__('Modified', 'essential-widgets'), |
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); |
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|
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$meta_key = array_merge(array(''), (array) get_meta_keys()); ?> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Title:', 'essential-widgets'); ?> |
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<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']); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Post Type:', 'essential-widgets'); ?> |
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|
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<select class="widefat" name="<?php echo esc_attr($this->get_field_name('post_type')); ?>"> |
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|
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<?php foreach ($post_types as $post_type) : ?> |
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|
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<option value="<?php echo esc_attr($post_type->name); ?>" <?php selected($instance['post_type'], $post_type->name); ?>><?php echo esc_html($post_type->labels->singular_name); ?></option> |
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|
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<?php endforeach; ?> |
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|
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</select> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Order:', 'essential-widgets'); ?> |
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|
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<select class="widefat" name="<?php echo esc_attr($this->get_field_name('sort_order')); ?>"> |
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|
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<?php foreach ($sort_order as $option_value => $option_label) : ?> |
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|
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<option value="<?php echo esc_attr($option_value); ?>" <?php selected($instance['sort_order'], $option_value); ?>><?php echo esc_html($option_label); ?></option> |
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|
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<?php endforeach; ?> |
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|
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</select> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Order By:', 'essential-widgets'); ?> |
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|
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<select class="widefat" name="<?php echo esc_attr($this->get_field_name('sort_column')); ?>"> |
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|
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<?php foreach ($sort_column as $option_value => $option_label) : ?> |
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|
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<option value="<?php echo esc_attr($option_value); ?>" <?php selected($instance['sort_column'], $option_value); ?>><?php echo esc_html($option_label); ?></option> |
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|
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<?php endforeach; ?> |
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|
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</select> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Depth:', 'essential-widgets'); ?> |
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<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" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Number:', 'essential-widgets'); ?> |
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<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" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Offset:', 'essential-widgets'); ?> |
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<input type="number" class="widefat" size="5" min="0" name="<?php echo esc_attr($this->get_field_name('offset')); ?>" value="<?php echo esc_attr($instance['offset']); ?>" placeholder="0" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Child Of:', 'essential-widgets'); ?> |
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<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" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Include:', 'essential-widgets'); ?> |
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<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…" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Exclude:', 'essential-widgets'); ?> |
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<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…" /> |
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</label> |
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</p> |
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|
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<p class="button-primary ect-toggle-btn more"> |
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<span class="ect-more-text"><?php esc_html_e('More Options', 'essential-widgets'); ?><i class="dashicons dashicons-arrow-down"></i></span> |
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<span class="ect-hide-text"><?php esc_html_e('Hide Options', 'essential-widgets'); ?><i class="dashicons dashicons-arrow-up"></i></span> |
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|
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<div class="advanced-section"> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Exclude Tree:', 'essential-widgets'); ?> |
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<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…" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Meta Key:', 'essential-widgets'); ?> |
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|
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<select class="widefat" name="<?php echo esc_attr($this->get_field_name('meta_key')); ?>"> |
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|
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<?php foreach ($meta_key as $meta) : ?> |
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|
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<option value="<?php echo esc_attr($meta); ?>" <?php selected($instance['meta_key'], $meta); ?>><?php echo esc_html($meta); ?></option> |
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|
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<?php endforeach; ?> |
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|
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</select> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Meta Value:', 'essential-widgets'); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr($this->get_field_name('meta_value')); ?>" value="<?php echo esc_attr($instance['meta_value']); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Authors:', 'essential-widgets'); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr($this->get_field_name('authors')); ?>" value="<?php echo esc_attr($instance['authors']); ?>" placeholder="1,2,3…" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Link Before:', 'essential-widgets'); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr($this->get_field_name('link_before')); ?>" value="<?php echo esc_attr($instance['link_before']); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Link After:', 'essential-widgets'); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr($this->get_field_name('link_after')); ?>" value="<?php echo esc_attr($instance['link_after']); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Show Date:', 'essential-widgets'); ?> |
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|
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<select class="widefat" name="<?php echo esc_attr($this->get_field_name('show_date')); ?>"> |
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|
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<?php foreach ($show_date as $option_value => $option_label) : ?> |
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|
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<option value="<?php echo esc_attr($option_value); ?>" <?php selected($instance['show_date'], $option_value); ?>><?php echo esc_html($option_label); ?></option> |
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|
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<?php endforeach; ?> |
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|
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</select> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e('Date Format:', 'essential-widgets'); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr($this->get_field_name('date_format')); ?>" value="<?php echo esc_attr($instance['date_format']); ?>" placeholder="<?php echo esc_attr(get_option('date_format')); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<input type="checkbox" <?php checked($instance['hierarchical'], true); ?> name="<?php echo esc_attr($this->get_field_name('hierarchical')); ?>" /> |
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<?php esc_html_e('Hierarchical?', 'essential-widgets'); ?> |
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</label> |
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</p> |
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|
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</div><!-- .advanced-section --> |
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|
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<div style="clear:both;"> </div> |
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<?php |
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} |
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|
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/** |
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* update the particular instant |
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* |
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* This function should check that $new_instance is set correctly. |
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* The newly calculated value of $instance should be returned. |
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* If "false" is returned, the instance won't be saved/updated. |
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* |
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* $new_instance New settings for this instance as input by the user via form() |
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* $old_instance Old settings for this instance |
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* Settings to save or bool false to cancel saving |
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*/ |
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public function update($new_instance, $old_instance) |
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{ |
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$instance = $old_instance; |
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|
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// Sanitize title. |
| 356 |
$instance['title'] = sanitize_text_field($new_instance['title']); |
| 357 |
|
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// Strip tags. |
| 359 |
$instance['meta_key'] = wp_strip_all_tags($new_instance['meta_key']); // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_key -- Required wp_list_pages() parameter. |
| 360 |
$instance['meta_value'] = wp_strip_all_tags($new_instance['meta_value']); // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_value -- Required wp_list_pages() parameter. |
| 361 |
$instance['date_format'] = wp_strip_all_tags($new_instance['date_format']); |
| 362 |
|
| 363 |
// Sanitize key. |
| 364 |
$instance['post_type'] = sanitize_key($new_instance['post_type']); |
| 365 |
|
| 366 |
// Whitelist options. |
| 367 |
$sort_order = array('ASC', 'DESC'); |
| 368 |
$sort_column = array('post_author', 'post_date', 'ID', 'menu_order', 'post_modified', 'post_name', 'post_title'); |
| 369 |
$show_date = array('', 'created', 'modified'); |
| 370 |
|
| 371 |
$instance['sort_column'] = in_array($new_instance['sort_column'], $sort_column, true) ? $new_instance['sort_column'] : 'post_title'; |
| 372 |
$instance['sort_order'] = in_array($new_instance['sort_order'], $sort_order, true) ? $new_instance['sort_order'] : 'ASC'; |
| 373 |
$instance['show_date'] = in_array($new_instance['show_date'], $show_date, true) ? $new_instance['show_date'] : ''; |
| 374 |
|
| 375 |
// Text boxes. Make sure user can use 'unfiltered_html'. |
| 376 |
$instance['link_before'] = current_user_can('unfiltered_html') ? $new_instance['link_before'] : wp_kses_post($new_instance['link_before']); |
| 377 |
$instance['link_after'] = current_user_can('unfiltered_html') ? $new_instance['link_after'] : wp_kses_post($new_instance['link_after']); |
| 378 |
|
| 379 |
// Integers. |
| 380 |
$instance['number'] = absint($new_instance['number']); |
| 381 |
$instance['depth'] = absint($new_instance['depth']); |
| 382 |
$instance['child_of'] = absint($new_instance['child_of']); |
| 383 |
$instance['offset'] = absint($new_instance['offset']); |
| 384 |
|
| 385 |
// Sanitize text field |
| 386 |
$instance['include'] = sanitize_text_field($new_instance['include']); |
| 387 |
$instance['exclude'] = sanitize_text_field($new_instance['exclude']); // phpcs:ignore WordPressVIPMinimum.Performance.WPQueryParams.PostNotIn_exclude -- Required wp_list_pages() parameter. |
| 388 |
$instance['exclude_tree'] = sanitize_text_field($new_instance['exclude_tree']); |
| 389 |
$instance['authors'] = sanitize_text_field($new_instance['authors']); |
| 390 |
|
| 391 |
// Then restrict to numbers & commas |
| 392 |
$instance['include'] = preg_replace('/[^0-9,]/', '', $new_instance['include']); |
| 393 |
$instance['exclude'] = preg_replace('/[^0-9,]/', '', $new_instance['exclude']); // phpcs:ignore WordPressVIPMinimum.Performance.WPQueryParams.PostNotIn_exclude -- Required wp_list_pages() parameter. |
| 394 |
$instance['exclude_tree'] = preg_replace('/[^0-9,]/', '', $new_instance['exclude_tree']); |
| 395 |
$instance['authors'] = preg_replace('/[^0-9,]/', '', $new_instance['authors']); |
| 396 |
|
| 397 |
// Checkboxes. |
| 398 |
$instance['hierarchical'] = isset($new_instance['hierarchical']) ? 1 : 0; |
| 399 |
|
| 400 |
// Return sanitized options. |
| 401 |
return $instance; |
| 402 |
} |
| 403 |
|
| 404 |
/** |
| 405 |
* Displays the Widget in the front-end. |
| 406 |
* |
| 407 |
* $args Display arguments including before_title, after_title, before_widget, and after_widget. |
| 408 |
* $instance The settings for the particular instance of the widget |
| 409 |
*/ |
| 410 |
public function widget($args, $instance) |
| 411 |
{ |
| 412 |
// Merge instance with defaults. |
| 413 |
$instance = wp_parse_args($instance, $this->defaults); |
| 414 |
|
| 415 |
// Escape widget wrapper attributes. |
| 416 |
echo wp_kses_post($args['before_widget']); |
| 417 |
|
| 418 |
// If a title was input by the user, display it safely. |
| 419 |
if (! empty($instance['title'])) { |
| 420 |
echo wp_kses_post($args['before_title']); |
| 421 |
|
| 422 |
// Apply filters to title, then escape it for output |
| 423 |
$title = apply_filters('widget_title', $instance['title'], $instance, $this->id_base); |
| 424 |
echo esc_html($title); |
| 425 |
|
| 426 |
echo wp_kses_post($args['after_title']); |
| 427 |
} |
| 428 |
|
| 429 |
// Output the main content of the widget (shortcode output) |
| 430 |
echo wp_kses_post($this->shortcode($instance)); |
| 431 |
|
| 432 |
// Close the widget wrapper safely. |
| 433 |
echo wp_kses_post($args['after_widget']); |
| 434 |
} |
| 435 |
|
| 436 |
public function shortcode($atts) |
| 437 |
{ |
| 438 |
// Set the $title_li and $echo to false. |
| 439 |
$atts['title_li'] = false; |
| 440 |
$atts['echo'] = false; |
| 441 |
|
| 442 |
$ew_pages = ''; |
| 443 |
|
| 444 |
// Only show this title in block element and not on widget. |
| 445 |
if (isset($atts['is_block']) && true === $atts['is_block'] && !empty($atts['title'])) { |
| 446 |
$ew_pages .= '<h2 class="ew-page-block-title">' . esc_html($atts['title']) . '</h2>'; |
| 447 |
} |
| 448 |
|
| 449 |
// Output the page list. |
| 450 |
$ew_pages .= '<ul class="pages">' . str_replace( |
| 451 |
array("\r", "\n", "\t"), |
| 452 |
'', |
| 453 |
wp_list_pages($atts) |
| 454 |
) . '</ul>'; |
| 455 |
|
| 456 |
return wp_kses_post($ew_pages); |
| 457 |
} |
| 458 |
} |
| 459 |
endif; |
| 460 |
|
| 461 |
|
| 462 |
if (! function_exists('ew_pages_register')) : |
| 463 |
/** |
| 464 |
* Intiate About_Widget Class. |
| 465 |
* |
| 466 |
* @since 1.0.0 |
| 467 |
*/ |
| 468 |
function ew_pages_register() |
| 469 |
{ // phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedFunctionFound -- ew_ is this plugin's abbreviated prefix. |
| 470 |
register_widget('EW_Pages'); |
| 471 |
} |
| 472 |
add_action('widgets_init', 'ew_pages_register'); |
| 473 |
endif; |
| 474 |
|
