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wp-content/plugins/gravitysmtp/includes/suppression/endpoints/class-get-paginated-items.php

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+<?php
+
+namespace Gravity_Forms\Gravity_SMTP\Suppression\Endpoints;
+
+use Gravity_Forms\Gravity_SMTP\Models\Suppressed_Emails_Model;
+use Gravity_Forms\Gravity_SMTP\Users\Roles;
+use Gravity_Forms\Gravity_Tools\Endpoints\Endpoint;
+
+class Get_Paginated_Items extends Endpoint {
+
+	const ACTION_NAME = 'suppressed_emails_page';
+
+	const PARAM_PER_PAGE       = 'per_page';
+	const PARAM_REQUESTED_PAGE = 'requested_page';
+	const PARAM_SEARCH_TERM    = 'search_term';
+
+	protected $minimum_cap = Roles::VIEW_EMAIL_SUPPRESSION_SETTINGS;
+
+	/**
+	 * @var Suppressed_Emails_Model
+	 */
+	protected $emails;
+
+	public function __construct( $suppressed_emails_model ) {
+		$this->emails = $suppressed_emails_model;
+	}
+
+	protected function get_nonce_name() {
+		return self::ACTION_NAME;
+	}
+
+	public function handle() {
+		if ( ! $this->validate() ) {
+			wp_send_json_error( __( 'Missing required parameters.', 'gravitysmtp' ), 400 );
+		}
+
+		$per_page       = filter_input( INPUT_POST, 'per_page', FILTER_SANITIZE_NUMBER_INT );
+		$requested_page = filter_input( INPUT_POST, 'requested_page', FILTER_SANITIZE_NUMBER_INT );
+		$search_term    = filter_input( INPUT_POST, 'search_term' );
+
+		if ( ! empty( $search_term ) ) {
+			$search_term = htmlspecialchars( $search_term );
+		}
+
+		$requested_page = intval( $requested_page );
+		$offset         = ( $requested_page - 1 ) * $per_page;
+
+		if ( empty( $per_page ) ) {
+			$per_page = 20;
+		}
+
+		$rows              = $this->emails->paginate( $requested_page, $per_page, $search_term );
+		$count             = $this->emails->count( $search_term );
+
+		$data = array(
+			'rows'      => $this->get_suppression_data_formatted_as_rows( $rows ),
+			'total'     => $count,
+			'row_count' => count( $rows ),
+		);
+
+		wp_send_json_success( $data );
+	}
+
+	private function get_suppression_data_formatted_as_rows( $data ) {
+		return $this->emails->format_as_data_rows( $data );
+	}
+
+
+}