Raw File
The_Alert_Box.php
<?php
namespace AlertBox;
use WP_Query;
use WP_Ajax_Response;

if ( ! class_exists( 'The_Alert_Box' ) ) {

	class The_Alert_Box {

		public static $status = 'alert_specimen';
		public static $option_name = 'alert_box_options';
		public static $alert_meta_key = 'ab_alert_msg';
		var $settings;
		// var $alert_name;
		public static function init() {
			static $instance;

			if ( ! is_a( $instance, 'The_Alert_Box' ) ) {
				$instance = new self();
			}

			return $instance;
		}

		/**
		 * Constructor
		 */
		public function __construct() {
			// $this->status = self::$status;
			// $this->option_name = self::$option_name;
			$this->settings = get_option( self::option_name(), array() );
			add_action( 'init', array( $this, 'register_bug_status' ) );

			if ( is_admin() ) {
					add_action( 'wp_dashboard_setup', array( $this, 'add_dashboard_widget' ) );
					add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_scripts' ) );
					add_action( 'wp_ajax_nopriv_remove_alerted_posts', array( $this, 'remove_alerted_posts' ) );
					add_action( 'wp_ajax_remove_alerted_posts', array( $this, 'remove_alerted_posts' ) );
					add_action( 'wp_ajax_dismiss_alerts_ajax', array( $this, 'dismiss_alerts_ajax' ) );
				add_action( 'save_post', array( $this, 'remove_alert_on_edit' ) );
			}
			// $this->alert_name = $this->alert_name_maker();
			// add_action( 'admin_init', array($this, 'settings_field_settings_page') );
		}

		public function status() {
			return self::$status;
		}

		public function option_name() {
			return self::$option_name;
		}

		public function alert_meta_key() {
			return self::$alert_meta_key;
		}

		public function register_bug_status() {
			$default_args = array(
			  'label'                 => __( 'Alert', 'pf' ),
			  'public'                => false,
			  'exclude_from_search'   => true,
			  'show_in_admin_all_list' => true,
			  'label_count'           => _n_noop(
				  'Alert <span class="count">(%s)</span>',
				  'Alerts <span class="count">(%s)</span>',
				  'pf'
			  ),
			);
			$args = apply_filters( 'ab_bug_status_args', $default_args );
			register_post_status( self::$status, $args );
		}

		public static function alert_count() {
			$post_types_exclusions = array(
			'attachment',
			'revision',
			'nav_menu_item',
			'custom_css',
			'customize_changeset',
			'feedback',
			);
			$post_types = get_post_types( '', 'names' );
			$post_types_exclusions = apply_filters( 'ab_excluded_post_types', $post_types_exclusions );
			$post_types = apply_filters( 'ab_include_post_types', $post_types );
			$final_post_types = array_diff( $post_types, $post_types_exclusions );
			$q = new WP_Query( array(
				'post_type' => $final_post_types,
				'post_status' => self::$status,
				'fields' => 'ids',
				'posts_per_page' => '-1',
			) );
			return $q->post_count;
		}

		private static function depreciated_alert_name_filters( $alert_names ) {
			$alert_names['dismiss_all'] = apply_filters( 'ab_alert_specimens_dismiss_all_text', $alert_names['dismiss_all'] );
			$alert_names['delete_all_check'] = apply_filters( 'ab_alert_specimens_check_message', $alert_names['delete_all_check'] );
			$alert_names['dismiss_all_check'] = apply_filters( 'ab_alert_specimens_check_dismiss_message', $alert_names['dismiss_all_check'] );
			$alert_names['delete_all'] = apply_filters( 'ab_alert_specimens_delete_all_text', $alert_names['delete_all'] );
			return $alert_names;
		}

		private static function alert_name_maker( $label = false ) {
			$alert_names = array(
				'name'                => _x( 'Alerts', 'post type general name', 'pf' ),
				'singular_name'       => _x( 'Alert', 'post type singular name', 'pf' ),
				'menu_name'           => _x( 'Alerts', 'admin menu', 'pf' ),
				'name_admin_bar'      => _x( 'Alert', 'add new on admin bar', 'pf' ),
				'add_new'             => _x( 'Add Alert', 'alert', 'pf' ),
				'add_new_item'        => __( 'Add New Alert', 'pf' ),
				'new_item'            => __( 'New Alert', 'pf' ),
				'edit_item'           => __( 'Edit Alert', 'pf' ),
				'view_item'           => __( 'View Alert', 'pf' ),
				'all_items'           => __( 'All Alerts', 'pf' ),
				'search_items'        => __( 'Search Alerts', 'pf' ),
				'parent_item_colon'   => __( 'Parent Alerts:', 'pf' ),
				'not_found'           => __( 'No alerts found.', 'pf' ),
				'not_found_in_trash'  => __( 'No alerts found in Trash.', 'pf' ),
			'dismiss_one_check'   => __( 'Are you sure you want to dismiss the alert on', 'pf' ),
			'dismiss_all_check'   => __( 'Are you sure you want to dismiss all alerts?', 'pf' ),
			'dismiss_all'         => __( 'Dismiss all alerts', 'pf' ),
			'delete_all_check'    => __( 'Are you sure you want to delete all posts with alerts?', 'pf' ),
			'delete_all'          => __( 'Delete all posts with alerts', 'pf' ),
			'dismissed'           => __( 'Draft' ),
			'all_well'            => __( 'No problems!', 'pf' ),
			'turn_on'             => __( 'Turn alerts on.', 'pf' ),
			'activate_q'          => __( 'Active Alert Boxes?', 'pf' ),
			'turned_off'		      => __( 'Alert boxes not active.', 'pf' ),
			);
			$alert_names = self::depreciated_alert_name_filters( $alert_names );
			$alert_names = apply_filters( 'ab_alert_specimens_labels', $alert_names );
			if ( ! $label || ! array_key_exists( $label, $alert_names ) ) {
				return $alert_names;
			} else {
				return $alert_names[ $label ];
			}
		}

		public static function alert_label( $label = 'name', $nocaps = false ) {
			$labels = self::alert_name_maker();
			if ( empty( $labels[ $label ] ) ) {
				return $labels['name'];
			}
			if ( $nocaps ) {
				return strtolower( $labels[ $label ] );
			}
			return $labels[ $label ];
		}

		public function add_bug_type_to_post( $id, $string ) {
			$metas = get_post_meta( $id, self::alert_meta_key(), false );
			if ( ! in_array( $string, $metas ) ) {
				$result = add_post_meta( $id, self::alert_meta_key(), $string, false );
				return $result;
			} else {
				return false;
			}

		}

		public function get_bug_type( $id ) {
			$result = get_post_meta( $id, self::alert_meta_key(), false );
			$s_result = implode( ', ', $result );
			return $s_result;
		}

		public function switch_post_type( $id ) {
			$argup = array(
				'ID'			=> $id,
				'post_status'	=> $this->status(),
			);
			update_post_meta( $id, 'pre_alert_status', get_post_status( $id ) );
			$result = wp_update_post( $argup );
			return $result;

		}


		public function get_specimens( $page = 0, $post_types = false ) {
			if ( 0 != $page ) {
				$ppp = 100;
			} else {
				$ppp = -1;
			}
			if ( ! $post_types ) {
				$post_types = get_post_types( '', 'names' );
			}
			$post_types = apply_filters( 'ab_alert_specimens_post_types', $post_types );
			$args = array(
				'post_type' => $post_types,
				'post_status' => self::$status,
				'posts_per_page' => $ppp,
			);
			if ( 0 != $page ) {
				$args['paged'] = $page;
			} else {
				$args['nopaging']  = 'true';
			}

			$q = new WP_Query( $args );
			return $q;
		}

		public function add_dashboard_widget() {
			if ( self::is_on() ) {
				wp_add_dashboard_widget(
					'specimen_alert_box',
					__( 'Alerts', 'pf' ),
					array( $this, 'alert_box_insides_function' )
				);
			}
		}

		public function remove_alert_on_edit( $post_id ) {
			$status = $this->status();
			if ( ( '' != get_post_meta( $post_id, self::alert_meta_key(), true ) ) && ( 'publish' == get_post_status( $post_id ) ) ) {
				self::dismiss_alert( $post_id );
			} else {
				return $post_id;
			}

		}

		public function dismiss_all_alerts( $page = 0, $post_types = false ) {
			if ( current_user_can( 'edit_posts' ) ) {
				$q = $this->get_specimens( $page, $post_types );
				if ( $q->have_posts() ) {
					while ( $q->have_posts() ) : $q->the_post(); // @phpstan-ignore-line
						self::dismiss_alert( get_the_ID() );
					endwhile;
				} else {
					return false;
				}
				wp_reset_postdata(); // @phpstan-ignore-line
				return $q->post_count;
			} else {
				return false;
			}
		}

		public function dismiss_alert( $post_id ) {
			$id = null;

			// unhook this function so it doesn't loop infinitely
			remove_action( 'save_post', array( $this, 'remove_alert_on_edit' ) );

			$post_status_d = get_post_meta( $post_id, 'pre_alert_status', true );
			if ( empty( $post_status_d ) ) {
				        $post_status_d = array();
				$post_status_d['status'] = 'publish';
				$post_status_d['id'] = $post_id;
			} elseif ( ! is_array( $post_status_d ) ) {
				$a = array();
				$a['id'] = $post_id;
				$a['status'] = $post_status_d;
				$post_status_d = $a;
			}
			$post_status = apply_filters( 'ab_alert_specimens_update_post_type', $post_status_d );
			$current_post_status = get_post_status( $post_id );
			if ( ('publish' != $current_post_status ) && ( $post_status != $current_post_status ) ) {
				$id = wp_update_post( array( 'ID' => $post_id, 'post_status' => $post_status['status'] ) );
			}

			  // update the post, which calls save_post again
			update_post_meta( $post_id, self::alert_meta_key(), '' );

			// re-hook this function
			add_action( 'save_post', array( $this, 'remove_alert_on_edit' ) );

			return $id;
		}

		public function dismiss_alerts_ajax() {
			ob_start();
			$filtered_post_types = isset( $_POST['filtered_post_types'] ) ? sanitize_text_field( wp_unslash( $_POST['filtered_post_types'] ) ) : '';
			if ( ! current_user_can( 'edit_posts' ) ) {
				$response = array(
				   'what' => 'the_alert_box',
				   'action' => 'remove_alerted_posts',
				   'id' => 0,
				   'data' => __( 'You do not have permission to dismiss alerts.', 'pf' ),
				);
				$xmlResponse = new WP_Ajax_Response( $response );
				$xmlResponse->send();
			}
			if ( empty( $filtered_post_types ) ) {
				$fpt_array = false;
			} else {
				$fpt_array = explode( ',', $filtered_post_types );
			}
			if ( ! empty( $_POST['all_alerts'] ) ) {
				$alerts = the_alert_box()->dismiss_all_alerts( 0, $fpt_array );
				$alert = '';
			} else {
				$alert = isset( $_POST['alert'] ) ? intval( $_POST['alert'] ) : null;
				$alerts = the_alert_box()->dismiss_alert( $alert );
			}
			if ( ! isset( $alerts ) || ! $alerts || (0 == $alerts) ) {
				$response = array(
				   'what' => 'the_alert_box',
				   'action' => 'dismiss_alerts_ajax',
				   'id' => 0,
				   'data' => __( 'No alerted posts to dismiss.', 'pf' ),
				);
			} elseif ( empty( $_POST['all_alerts'] ) ) {
				$response = array(
				 'what' => 'the_alert_box',
				 'action' => 'dismiss_alerts_ajax',
				 'id' => $alerts,
				 'data' => sprintf( __( 'Alert on post ID %s dismissed.', 'pf' ), $alert ),
				  'supplemental' => array(
					  'buffered' => ob_get_contents(),
					),
				);
			} else {
				$response = array(
				   'what' => 'the_alert_box',
				   'action' => 'dismiss_alerts_ajax',
				   'id' => $alerts,
				   'data' => __( 'Alerts dismissed.', 'pf' ),
					'supplemental' => array(
						'buffered' => ob_get_contents(),
				              ),
				);
			}
			$xmlResponse = new WP_Ajax_Response( $response );
			$xmlResponse->send();
		}

		public function remove_alerted_posts() {
			ob_start();
			// @todo Nonce this function
			$filtered_post_types = isset( $_POST['filtered_post_types'] ) ? sanitize_text_field( wp_unslash( $_POST['filtered_post_types'] ) ) : '';
			if ( ! current_user_can( 'delete_others_posts' ) ) {
				$response = array(
				   'what' => 'the_alert_box',
				   'action' => 'remove_alerted_posts',
				   'id' => 0,
				   'data' => __( 'You do not have permission to delete these posts.', 'pf' ),
				);
				$xmlResponse = new WP_Ajax_Response( $response );
				$xmlResponse->send();
			}
			if ( empty( $filtered_post_types ) ) {
				$fpt_array = false;
			} else {
				$fpt_array = explode( ',', $filtered_post_types );
			}
			$alerts = the_alert_box()->get_specimens( 0, $fpt_array );
			if ( 0 < $alerts->post_count ) {
				$count = 0;
				foreach ( $alerts->query['post_type'] as $pt ) {
					$counter = wp_count_posts( $pt );
					$atype = the_alert_box()->status;
					$count += $counter->$atype;
				}
				$pages = $count / 100;
				$pages = ceil( $pages );
				$c = $pages;

				while ( 0 < $c ) {
					$q = the_alert_box()->get_specimens( $c, $fpt_array );
					while ( $q->have_posts() ) : $q->the_post();
						wp_delete_post( get_the_ID() );

					endwhile;
					wp_reset_postdata();
					$c--;
				}
			} else {
				$alerts = false;
				$pages = 0;
			}
			if ( ! isset( $alerts ) || ! $alerts || (0 == $alerts) ) {
				$response = array(
				   'what' => 'the_alert_box',
				   'action' => 'remove_alerted_posts',
				   'id' => 0,
				   'data' => __( 'No alerted posts to delete.', 'pf' ),
				);
			} else {
				$response = array(
				   'what' => 'the_alert_box',
				   'action' => 'remove_alerted_posts',
				   'id' => $pages,
				   'data' => $alerts->post_count . ' ' . __( 'posts deleted.', 'pf' ),
					'supplemental' => array(
						'buffered' => ob_get_contents(),
				    ),
				);
			}
			$xmlResponse = new WP_Ajax_Response( $response );
			$xmlResponse->send();
		}

		public function the_alert() {

			if ( ! current_user_can( 'edit_post', get_the_ID() ) ) {
				return;
			}

			edit_post_link( get_the_title(), '<span style="color:red;font-weight:bold;">' . self::alert_label( 'singular_name' ) . '</span> for ', ': ' . $this->get_bug_type( get_the_ID() ) );
			echo ' ';
			edit_post_link( __( 'Edit', 'pf' ) );
			echo ' ';

			if ( current_user_can( 'edit_others_posts' ) ) {
			  // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
				echo '| <a href="#" class="alert-dismisser" title="' . esc_attr__( 'Dismiss', 'pf' ) . '" data-alert-post-id="' . esc_attr( (string) get_the_ID() ) . '" data-alert-dismiss-check="' . esc_attr( self::alert_label( 'dismiss_one_check' ) . ' ' . get_the_title() . '?' ) . '" ' . self::alert_box_type_data( get_post_type( get_the_ID() ) ) . ' >' . esc_html__( 'Dismiss', 'pf' ) . '</a>';
			}
			echo ' ';
			if ( current_user_can( 'delete_others_posts' ) ) {
			  // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
				echo '| <a href="' . esc_attr( get_delete_post_link( get_the_ID() ) ) . '" title="' . esc_attr__( 'Delete', 'pf' ) . '" ' . self::alert_box_type_data( get_post_type( get_the_ID() ) ) . ' >' . esc_html__( 'Delete', 'pf' ) . '</a>';
			}

		}

		public function alert_box_type_data( $v ) {
			if ( is_string( $v ) ) {
				return 'alert-types="' . $v . '"';
			} elseif ( is_bool( $v ) ) {
				return '';
			} else {
				return 'alert-types="' . esc_attr( implode( ',', $v->query['post_type'] ) ). '"';
			}
		}

		public function alert_box_insides_function() {
			if ( self::is_on() ) {
				$q = $this->get_specimens();
				if ( $q->have_posts() ) {
					while ( $q->have_posts() ) : $q->the_post(); // @phpstan-ignore-line
						echo '<p>';
						the_alert_box()->the_alert();
						echo '</p>';
					endwhile;
					wp_reset_postdata(); // @phpstan-ignore-line
					$alertCheck = self::alert_label( 'delete_all_check' );
					if ( current_user_can( 'edit_others_posts' ) ) {
						$editText = self::alert_label( 'dismiss_all' );
						$editCheck = self::alert_label( 'dismiss_all_check' );

						  // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
						  echo '<p><a href="#" id="dismiss_all_alert_specimens" style="color:GoldenRod;font-weight:bold;" title="' . esc_attr( $editText ) . '" data-dismiss-all-check="' . esc_attr( $editCheck ) . '" ' . self::alert_box_type_data( $q ) . ' >' . esc_html( $editText ) . '</a></p>';
					}
					if ( current_user_can( 'delete_others_posts' ) ) {
						$deleteText = self::alert_label( 'delete_all' );
						  // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
						echo '<p><a href="#" id="delete_all_alert_specimens" style="color:red;font-weight:bold;" title="' . esc_html__( 'Delete all posts with alerts', 'pf' ) . '" alert-check="' . esc_attr( $alertCheck ) . '" ' . self::alert_box_type_data( $q ) . ' >' . esc_html( $deleteText ) . '</a></p>';
					}
				} else {
					$return_string = self::alert_label( 'all_well' );
					echo esc_html( $return_string );

				}
			} else {
				echo esc_html( self::alert_label( 'turned_off' ) );
			}
		}

		public function alert_box_outsides() {
			$this->alert_box_insides_function();
		}

		public function admin_enqueue_scripts() {
			if ( self::is_on() ) {
				$dir = plugins_url( '/', __FILE__ );
				wp_register_script( 'alert-box-handler', $dir . 'assets/js/alert-handler.js', array( 'jquery' ) );
				if ( is_admin() ) {
					wp_enqueue_script( 'alert-box-handler' );
				}
			}
		}

		public static function find_a_setting( $args, $default = array(), $settings = [] ) {
			if ( ! empty( $settings ) && empty( $_POST ) ) {
				$settings = $settings;
			} else {
				$settings = get_option( self::$option_name, array() );
			}
		    if ( empty( $settings ) ) {
				$r = '';
			} elseif ( empty( $settings[ $args['parent_element'] ] ) || empty( $settings[ $args['parent_element'] ][ $args['element'] ] ) ) {
				$r = '';
			} elseif ( ! empty( $args['parent_element'] ) && ! empty( $args['element'] ) ) {
				$r = $settings[ $args['parent_element'] ][ $args['element'] ];
			} elseif ( ! empty( $args['parent_element'] ) ) {
				$r = $settings[ $args['parent_element'] ];
			} else {
				$r = '';
			}

			if ( empty( $r ) && ! empty( $settings ) ) {
				$r = 'false';
			}

			if ( empty( $r ) ) {
				// $default = array($args['parent_element'] => array($args['element'] => ''));
				return $default;
			} else {
				return $r;
			}
		}

		public function setting( $args, $default = array() ) {

			$settings = $this->settings;
			$r = self::find_a_setting( $args, $default, $settings );
			return $r;

		}

		public function settings_field_maker( $args ) {
			$parent_element = $args['parent_element'];
			$element = $args['element'];
			$type = $args['type'];
			$label = $args['label_for'];
			$default = $args['default'];
			switch ( $type ) {
				case 'checkbox':
					$check = self::setting( $args, $default );
					if ( 'true' == $check ) {
						$mark = 'checked';
					} else {
						$mark = '';
					}
					echo '<input id="' . esc_attr( $element ) . '" type="checkbox" name="' . esc_attr( $this->option_name . '[' . $parent_element . '][' . $element ) . ']" value="true" ' . esc_attr( $mark ) . ' class="' . esc_attr( $args['parent_element'] . ' ' . $args['element'] ) . '" />  <label for="' . esc_attr( $this->option_name . '[' . $parent_element . '][' . $element ) . ']" class="' . esc_attr( $args['parent_element'] . ' ' . $args['element'] ) . '" >' . esc_html( $label ) . '</label>';
				  break;
				case 'text':
					echo "<input type='text' id='" . esc_attr( $element ) . "' name='" . esc_attr( $this->option_name . '[' . $parent_element . '][' . $element ) . "]' value='" . esc_attr( self::setting( $args, $default ) ) . "' class='" . esc_attr( $args['parent_element'] . ' ' . $args['element'] ) . "' /> <label for='" . esc_attr( $this->option_name . '[' . $parent_element . '][' . $element ) . "]' class='" . esc_attr( $args['parent_element'] . ' ' . $args['element'] ) . "' >" . esc_html( $label ) . '</label>';
				  break;
			}
		}

		public static function settings_fields() {
			$switch = array(
			  'parent_element'   => 'alert_check',
			  'element'          => 'alert_switch',
			  'type'             => 'checkbox',
			  'label_for'        => self::alert_label( 'turn_on' ),
			  'default'          => 'true',
			);
			return array( 'switch' => $switch );
		}

		public function settings_field_settings_page() {
			register_setting( 'general', self::$option_name, array( $this, 'validator' ) );
			$args = the_alert_box()->settings_fields();
			add_settings_field( 'alert_box_check', self::alert_label( 'activate_q' ), array( $this, 'settings_field_maker' ), 'general', 'default', $args['switch'] );
		}

		public function validator( $input ) {
			// $output = get_option( $this->option_name );
			// update_option($this->option_name, $_POST['alert_box_options']);
			return $input;
		}

		public function is_on() {

			$alert_settings = self::settings_fields();
			$alert_switch = $alert_settings['switch'];
			$check = self::find_a_setting( $alert_switch, $alert_switch['default'], get_option( self::$option_name, array() ) );// die();
			if ( 'true' == $check ) {
				$state = true;
			} else {
				$state = false;
			}
			return $state;
		}

	}

	function the_alert_box() {
		return The_Alert_Box::init();
	}
}
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