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File manager - Edit - /home/centroca/public_html/wp/wp-content/plugins/nextgen-gallery/src/Admin/RequirementsManager.php

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<?php namespace Imagely\NGG\Admin; use Imagely\NGG\Admin\Notifications\Manager as NotificationsManager; /** * RequirementsManager class. * * Manages system requirements checks and displays notices for missing requirements. / class RequirementsManager { /* * Singleton instance of the RequirementsManager. * * @var RequirementsManager\|null / private static $instance = null; /* * Array of requirement checks. * * @var array / protected $requirements = []; /* * Array of requirement groups. * * @var array / protected $groups = []; /* * Array of notifications. * * @var array / protected $notifications = []; /* * Constructor. * * Initializes the requirement groups. / public function __construct() { $this->set_initial_groups(); } /* * Gets the singleton instance of the RequirementsManager. * * @return RequirementsManager The RequirementsManager instance. / public static function get_instance() { if ( ! isset( self::$instance ) ) { self::$instance = new RequirementsManager(); } return self::$instance; } /* * Sets the initial requirement groups. / protected function set_initial_groups() { // Requirements can be added with any group key desired but only registered groups will be displayed. $this->groups = apply_filters( 'ngg_admin_requirements_manager_groups', [ 'phpext' => esc_html__( 'NextGen Gallery requires the following PHP extensions to function correctly. Please contact your hosting provider or systems admin and ask them for assistance:', 'nggallery' ), 'phpver' => esc_html__( 'NextGen Gallery has degraded functionality because of your PHP version. Please contact your hosting provider or systems admin and ask them for assistance:', 'nggallery' ), 'dirperms' => esc_html__( 'NextGen Gallery has found an issue trying to access the following files or directories. Please ensure the following locations have the correct permissions:', 'nggallery' ), ] ); } /* * Registers default system requirements. / public static function register_requirements() { $manager = self::get_instance(); $manager->add( 'nextgen_data_sanitation', 'phpext', function () { return class_exists( 'DOMDocument' ); }, [ 'message' => esc_html__( 'XML is strongly encouraged for safely editing image data', 'nggallery' ) ] ); $manager->add( 'nextgen_data_gd_requirement', 'phpext', function () { return function_exists( 'gd_info' ); }, [ 'message' => esc_html__( 'GD is required for generating image thumbnails, resizing images, and generating watermarks', 'nggallery' ), 'dismissable' => false, ] ); $manager->add( 'nextgen_data_ctypes_requirement', 'phpext', function () { return function_exists( 'ctype_lower' ); }, [ 'message' => esc_html__( 'ctype methods are required for securing user submitted data', 'nggallery' ), 'dismissable' => false, ] ); } /* * Adds a requirement check. * * @param string $name Unique notification ID. * @param string $group Requirement group: phpext, phpver, or dirperms. * @param callable $callback Method that determines whether the notification should display. * @param array $data Optional data with keys: className, message, dismissable. / public function add( $name, $group, $callback, $data ) { $this->requirements[ $group ][ $name ] = new RequirementsNotice( $name, $callback, $data ); } /* * Removes a requirement notification. * * @param string $name The notification name to remove. / public function remove( $name ) { unset( $this->notifications[ $name ] ); } /* * Creates and registers notifications for failed requirement checks. */ public function create_notification() { foreach ( $this->groups as $groupID => $groupLabel ) { if ( empty( $this->requirements[ $groupID ] ) ) { continue; } $dismissable = true; $notices = []; foreach ( $this->requirements[ $groupID ] as $key => $requirement ) { $passOrFail = $requirement->run_callback(); if ( ! $passOrFail ) { // If any of the notices can't be dismissed then all notices in that group can't be dismissed. if ( ! $requirement->is_dismissable() ) { // Add important notices to the beginning of the list. $dismissable = false; array_unshift( $notices, $requirement ); } else { $notices[] = $requirement; } } } // Don't display empty group notices. if ( empty( $notices ) ) { continue; } // Generate the combined message for this group. $message = '<p>' . $this->groups[ $groupID ] . '</p><ul>'; foreach ( $notices as $requirement ) { // Make non-dismissable notifications bold. $string = $requirement->is_dismissable() ? $requirement->get_message() : '<strong>' . $requirement->get_message() . '</strong>'; $message .= '<li>' . $string . '</li>'; } $message .= '</ul>'; // Generate the notice object. $name = 'ngg_requirement_notice_' . $groupID . '_' . md5( $message ); $notice = new RequirementsNotice( $name, '__return_true', [ 'dismissable' => $dismissable, 'message' => $message, ] ); NotificationsManager::get_instance()->add( $name, $notice ); } } }

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