Start work on #1180

Add Read Status support

includes/fields/class-gravityview-field-is-read.php

@@ -0,0 +1,138 @@
+<?php
+/**
+ * @file class-gravityview-field-is-starred.php
+ * @package GravityView
+ * @subpackage includes\fields
+ */
+
+class GravityView_Field_Is_Read extends GravityView_Field {
+
+	var $name = 'is_read';
+
+	var $is_searchable = true;
+
+	var $search_operators = array( 'is', 'isnot' );
+
+	var $group = 'meta';
+
+	var $contexts = array( 'single', 'multiple', 'export' );
+
+	var $icon = 'dashicons-book-alt';
+
+	var $entry_meta_key = 'is_approved';
+
+	var $entry_meta_is_default_column = true;
+
+	var $is_numeric = true;
+
+	var $is_sortable = true;
+
+	/**
+	 * GravityView_Field_Is_Starred constructor.
+	 */
+	public function __construct() {
+
+		$this->label = esc_html__( 'Read Status', 'gravityview' );
+		$this->default_search_label = __( 'Is Read', 'gravityview' );
+		$this->description = esc_html__( 'Display whether the entry has been read.', 'gravityview' );
+
+		$this->add_hooks();
+
+		parent::__construct();
+	}
+
+	private function add_hooks() {
+	    /** @see \GV\Field::get_value_filters */
+		add_filter( "gravityview/field/{$this->name}/value", array( $this, 'get_value' ), 10, 6 );
+	}
+
+	public function field_options( $field_options, $template_id, $field_id, $context, $input_type, $form_id ) {
+
+		$field_options['is_read_label'] = array(
+			'type' => 'text',
+			'label' => __( 'Read Label', 'gravityview' ),
+			'desc' => __( 'If the entry has been read, display this value', 'gravityview' ),
+			'placeholder' => __('Read', 'gravityview' ),
+		);
+
+		$field_options['is_unread_label'] = array(
+			'type' => 'text',
+			'label' => __( 'Unread Label', 'gravityview' ),
+			'desc' => __( 'If the entry has not been read, display this value', 'gravityview' ),
+			'placeholder' => __('Unread', 'gravityview' ),
+		);
+
+		return $field_options;
+	}
+
+	/**
+	 * Display the value based on the field settings
+	 *
+	 * @since 2.0
+	 *
+	 * @param string $value The value.
+	 * @param \GV\Field The field we're doing this for.
+	 * @param \GV\View $view The view for this context if applicable.
+	 * @param \GV\Source $source The source (form) for this context if applicable.
+	 * @param \GV\Entry $entry The entry for this context if applicable.
+	 * @param \GV\Request $request The request for this context if applicable.
+	 *
+	 * @return string Image of the star
+	 */
+	public function get_value( $value, $field, $view, $source, $entry, $request ) {
+
+		if ( empty( $value ) ) {
+			return \GV\Utils::get( $field, 'is_unread_label', esc_html__( 'Unread', 'gravityview') );
+		}
+
+		return \GV\Utils::get( $field, 'is_read_label', esc_html__( 'Read', 'gravityview') );
+	}
+
+
+	/**
+	 * Add JS to the bottom of the View if there is a star field and user has `gravityview_edit_entries` cap
+	 *
+	 * @param \GV\Template_Context $context The template context
+	 * @since 2.0
+	 *
+	 * @return void
+	 */
+	public function print_script( $context ) {
+		return;
+		if ( ! GravityView_Roles_Capabilities::has_cap( 'gravityview_edit_entries' ) ) {
+			return;
+		}
+
+		?>
+		<script>
+			jQuery( document ).ready( function ( $ ) {
+				var is_read = $(this).data('is_read'),
+						update = ( is_starred ? 0 : 1 ),
+						entry_id = $(this).data('entry-id'),
+						$star = $( this );
+
+				$.ajax({
+					type: "POST",
+					url: "<?php echo esc_js( admin_url( 'admin-ajax.php' ) ); ?>",
+					data: {
+						action: 'rg_update_lead_property',
+						rg_update_lead_property: '<?php echo wp_create_nonce( 'rg_update_lead_property' ) ?>',
+						lead_id: entry_id,
+						name: 'is_read',
+						value: 1
+					}
+				})
+						.done(function() {
+							$star.data( 'is_read', update );
+						})
+						.fail(function() {
+							alert(<?php echo json_encode( __( 'There was an error updating the entry.', 'gravityview' ) ); ?>);
+						});
+			});
+		</script>
+		<?php
+	}
+
+}
+
+new GravityView_Field_Is_Read;

includes/widgets/search-widget/class-search-widget.php

@@ -357,6 +357,20 @@ public static function render_searchable_fields( $form_id = null, $current = ''
 				'text' => esc_html__( 'Is Starred', 'gravityview' ),
 				'type' => 'boolean',
 			),
+			'is_read' => array(
+				'text' => esc_html__( 'Is Read', 'gravityview' ),
+				'type' => 'select',
+				'choices' => array(
+					array(
+						'text' => __( 'Read', 'gravityview' ),
+						'value' => '1',
+					),
+					array(
+						'text' => __( 'Unread', 'gravityview' ),
+						'value' => '0',
+					),
+				),
+			),
 		);
 
 		if ( gravityview()->plugin->supports( \GV\Plugin::FEATURE_GFQUERY ) ) {