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编辑当前文件:/home/felaukpo/public_html/wp-content/themes/pixelpiernyc/vamtam/admin/classes/diagnostics.php

<?php

class VamtamDiagnostics {
	private static $test_results = [];

public function __construct() {
		add_action( 'admin_notices', array( __CLASS__, 'notice' ), 5 );

// Schedule the event on theme activation
		add_action( 'after_setup_theme', function() {
			if ( ! wp_next_scheduled( 'vamtam_mixed_content_cron' ) ) {
				wp_schedule_event( time(), 'daily', 'vamtam_mixed_content_cron' );
			}
		} );

// Unschedule on theme switch (optional cleanup)
		add_action( 'switch_theme', function() {
			$timestamp = wp_next_scheduled( 'vamtam_mixed_content_cron' );
			if ( $timestamp ) {
				wp_unschedule_event( $timestamp, 'vamtam_mixed_content_cron' );
			}
		} );

// Hook the cron event to the diagnostics method
		add_action( 'vamtam_mixed_content_cron', [ __CLASS__, 'mixed_content_test_real' ] );

add_action( 'wp_ajax_nopriv_vamtam_run_mixed_content_test', [ __CLASS__, 'mixed_content_test_ajax' ] );
	}

public static function notice() {
		if ( get_transient( 'vamtam_dismissed_diagnostics_notice' ) ) {
			return;
		}

$tests = VamtamDiagnostics::tests();

if ( empty( $tests ) || get_current_screen()->id !== 'dashboard' ) {
			return;
		}

?>
		<div class="vamtam-ts-notice">
			<div class="vamtam-notice vamtam-diagnostics-notice warning notice is-dismissible">
				<div class="vamtam-notice-aside">
					<div class="vamtam-notice-icon-wrapper">
						<img id="vamtam-logo" src="<?php echo esc_attr( VAMTAM_ADMIN_ASSETS_URI . 'images/vamtam-logo.png' ); ?>"></img>
					</div>
				</div>
				<div class="vamtam-notice-content">
					<?php self::print_content() ?>
				</div>
			</div>
		</div>
		<?php
	}

public static function print() {
?>
		<div class="vamtam-box-wrap vamtam-diagnostics-box">
			<header>
				<h3><?php esc_html_e( 'Diagnostics', 'pixelpiernyc' ); ?></h3>
			</header>
			<div class="content">
				<?php VamtamDiagnostics::print_content() ?>
			</div>
		</div>
<?php
	}

public static function print_content() {
		$tests = VamtamDiagnostics::tests();

if ( ! empty( $tests ) ) :
			if ( doing_action( 'admin_notices' ) ) : ?>
				<h3><?php esc_html_e( "We detected some problems with your server. This may cause parts of the demo content to not work as expected:", 'pixelpiernyc' ) ?></h3>
			<?php else : ?>
				<div>
					<span class="dashicons dashicons-warning" style="color:#D03032"></span>
					<?php esc_html_e( "We detected some problems with your server. Please resolve them before importing the demo content:", 'pixelpiernyc' ) ?>
				</div>
			<?php endif ?>

<table>
				<?php foreach( $tests as $id => $test ) : ?>
					<tr id="<?= esc_attr( $id ) ?>" data-pass="<?= esc_attr( $test['pass'] ) ?>">
						<td><strong><?= $test['title'] ?></strong></td>
						<td class="result"><?= $test['result'] ?></td>
						<td>
							<?php if ( ! $test['pass'] ) : ?>
								<?= $test['msg'] // xss ok ?>
							<?php endif ?>
						</td>
					</tr>
				<?php endforeach ?>
			</table>
		<?php else : ?>
			<div>
				<span class="dashicons dashicons-yes-alt" style="color:#039406"></span>
				<?php esc_html_e( "We haven't detected any problems with your server. You may proceed with the demo content import", 'pixelpiernyc' ); ?>
			</div>
		<?php endif;
	}

private static function is_https() {
		if ( array_key_exists("HTTPS", $_SERVER) && 'on' === $_SERVER["HTTPS"] ) {
			return true;
		}

if ( array_key_exists("SERVER_PORT", $_SERVER) && 443 === (int)$_SERVER["SERVER_PORT"] ) {
			return true;
		}

if ( array_key_exists("HTTP_X_FORWARDED_SSL", $_SERVER) && 'on' === $_SERVER["HTTP_X_FORWARDED_SSL"] ) {
			return true;
		}

if ( array_key_exists("HTTP_X_FORWARDED_PROTO", $_SERVER) && 'https' === $_SERVER["HTTP_X_FORWARDED_PROTO"] ) {
			return true;
		}

return false;
	}

/**
	 * Wrapper for mixed_content_test_real() which returns a fast negative result, if cached
	 */
	public static function mixed_content_test() {
		$cached_status = get_transient( 'vamtam-mixed-content-test-passed' );

if ( $cached_status ) {
			return false; // false means no http:// links detected
		}

return self::mixed_content_test_real();
	}

/**
	 * @return string|bool string if mixed content detected, false otherwise
	 */
	private static function mixed_content_test_real() {
		// this page was loaded over https
		if ( self::is_https() ) {
			global $wpdb;

// home or site url is not using https
			if ( ! wp_is_using_https() ) {
				return 'Settings/General';
			}

$home_url_raw = '%' . str_replace( 'https', 'http', get_option( 'home' ) ) . '%';
			$site_url_raw = '%' . str_replace( 'https', 'http', get_option( 'siteurl' ) ) . '%';
			$home_url_raw_json = substr( json_encode( $home_url_raw ), 1, -1 );
			$site_url_raw_json = substr( json_encode( $site_url_raw ), 1, -1 );

$faulty_options = $wpdb->get_col( $wpdb->prepare( "
					select option_name from $wpdb->options where
					option_name not in (
						'vamtam_import_attachments_url_remap',
						'vamtam_import_attachments_todo',
						'vamtam_attachments_imported',
						'bsr_data',
						'elementor_log'
					)
					and
						option_name not like '_transient_%'
					and
						option_name not like '_site_transient_%'
					and
					(
						option_value like %s or option_value like %s or
						option_value like %s or option_value like %s
					)
				",
					[
					  $home_url_raw, $home_url_raw_json,
					  $site_url_raw, $site_url_raw_json,
					]
				) );

if ( count( $faulty_options ) > 0 ){
				return "$wpdb->options table (options: " . implode( ', ', $faulty_options ) . ")";
			}

if ( (int) $wpdb->get_var( $wpdb->prepare( "
					select count(*) from $wpdb->postmeta where
					meta_value like %s or meta_value like %s or
					meta_value like %s or meta_value like %s
				",
					[ $home_url_raw, $home_url_raw_json,
					  $site_url_raw, $site_url_raw_json ]
				) )
			) {
				return "$wpdb->postmeta table";
			}

if ( (int) $wpdb->get_var( $wpdb->prepare( "
					select count(*) from $wpdb->posts where
					post_content like %s or post_content like %s or
					post_content like %s or post_content like %s
				",
					[ $home_url_raw, $home_url_raw_json,
					  $site_url_raw, $site_url_raw_json ]
				) )
			) {
				return "post content";
			}
		}

// cache negative result - must be longer than the cron frequency
		set_transient( 'vamtam-mixed-content-test-passed', true, DAY_IN_SECONDS * 2 );
		return false;
	}

public static function mixed_content_test_ajax() {
		if ( ! isset( $_POST['hash'] ) || $_POST['hash'] !== get_transient( 'vamtam-mixed-content-test-running' ) ) {
			wp_die( esc_html__( 'Hash check failed', 'pixelpiernyc' ), esc_html__( 'Error', 'pixelpiernyc' ), array( 'response' => 403 ) );
		}

$result = VamtamDiagnostics::mixed_content_test();
		set_transient( 'vamtam-mixed-content-test-result', $result, DAY_IN_SECONDS );
		delete_transient( 'vamtam-mixed-content-test-running' );
		wp_die();
	}

private static function memory_in_mbytes( $memory ) {
		return (int)preg_replace_callback( '/(\-?\d+)(.?)/', function ( $m ) {
			return $m[1] * pow( 1024, strpos( 'BKMG', $m[2] ) );
		}, strtoupper( $memory ) ) / 1024 / 1024;
	}

private static function test_cron_spawn() {
		global $wp_version;

$cached_status = get_transient( 'vamtam-cron-test-ok' );

if ( $cached_status ) {
			return true;
		}

$sslverify     = version_compare( $wp_version, '4.0', '<' );
		$doing_wp_cron = sprintf( '%.22F', microtime( true ) );

$cron_request = apply_filters( 'cron_request', array(
			'url'  => add_query_arg( 'doing_wp_cron', $doing_wp_cron, site_url( 'wp-cron.php' ) ),
			'key'  => $doing_wp_cron,
			'args' => array(
				'timeout'   => 3,
				'blocking'  => true,
				'sslverify' => apply_filters( 'https_local_ssl_verify', $sslverify ),
			),
		), $doing_wp_cron );

$result = wp_remote_post( $cron_request['url'], $cron_request['args'] );

if ( is_wp_error( $result ) ) {
			return $result;
		} elseif ( wp_remote_retrieve_response_code( $result ) >= 300 ) {
			return new WP_Error( intval( wp_remote_retrieve_response_code( $result ) ), sprintf(
				esc_html__( 'Unexpected HTTP response code: %s', 'pixelpiernyc' ),
				intval( wp_remote_retrieve_response_code( $result ) )
			) );
		} else {
			set_transient( 'vamtam-cron-test-ok', 1, 3600 );
			return true;
		}
	}

public static function tests( $full = false ) {
		if ( ! empty( self::$test_results ) ) {
			if ( ! $full ) {
				return array_filter( self::$test_results, function( $test ) {
					return ! $test['pass'];
				} );
			}

return self::$test_results;
		}

$phpversion         = phpversion();
		$phpversion_minimum = '8.0';

// Use cached result for mixed content test to avoid slow page loads
		$mixed_content = get_transient( 'vamtam-mixed-content-test-result' );

// If no cached result, or if the result is more than 180s old, get new result on shutdown (async)
		// will be shown on next page load
		if (
			$mixed_content === false ||
			DAY_IN_SECONDS - (get_option( '_transient_timeout_vamtam-mixed-content-test-result' ) - time()) > 180
		) {
			if ( ! get_transient( 'vamtam-mixed-content-test-running' ) ) {
				$hash = wp_hash( wp_nonce_tick( 'vamtam_run_mixed_content_test' ) );

set_transient( 'vamtam-mixed-content-test-running', $hash, 60 );

add_action( 'shutdown', function() use ( $hash ) {
					wp_remote_post( admin_url( 'admin-ajax.php?action=vamtam_run_mixed_content_test' ), [
						'timeout' => 60,
						'body' => [
							'hash' => $hash,
						],
						'blocking' => false,
					] );
				} );
			}
		}

$has_mbstring = extension_loaded('mbstring');
		$has_zip      = extension_loaded('zip');

self::$test_results = [
			'phpversion' => [
				'title'  => esc_html__( 'PHP Version', 'pixelpiernyc' ),
				'result' => $phpversion,
				'pass'   => version_compare( $phpversion, $phpversion_minimum, '>=' ),
				'msg'    => sprintf( esc_html__( 'PHP version %s is below %s, which is the minimum recommended', 'pixelpiernyc' ), $phpversion, $phpversion_minimum ),
			],
			'mixedcontent' => [
				'title'  => esc_html__( 'Mixed content', 'pixelpiernyc' ),
				'result' => $mixed_content ? "Detected in $mixed_content" : 'passed',
				'pass'   => ! $mixed_content,
				'msg'    => esc_html__( 'This page was loaded over HTTPS, however URLs using HTTP were found in the database. Please replace all HTTP links with their HTTPS equivalents. This message will remain visible for up to 3 minutes after resolving the problem.', 'pixelpiernyc' ),
			],
			'mbstring' => [
				'title'  => esc_html__( 'mbstring extension', 'pixelpiernyc' ),
				'result' => $has_mbstring ? 'active' : 'inactive',
				'pass'   => $has_mbstring,
				'msg'    => wp_kses_post( __( 'The <strong>mbstring</strong> extension must be enabled for all features to work correctly. Please ask your hosting provider to enable this if you cannot do it yourself. Most servers already have mbstring installed, even if it is disabled by default.', 'pixelpiernyc' ) ),
			],
			'zip' => [
				'title'  => esc_html__( 'zip extension', 'pixelpiernyc' ),
				'result' => $has_zip ? 'active' : 'inactive',
				'pass'   => $has_zip,
				'msg'    => wp_kses_post( __( 'The <strong>zip</strong> extension must be enabled before uploading custom icons. Please ask your hosting provider to enable this if you cannot do it yourself. Most servers already have this extension installed, even if it is disabled by default.', 'pixelpiernyc' ) ),
			],
		];

if ( ! class_exists( 'WP_Site_Health' ) ) {
			include_once( ABSPATH . 'wp-admin/includes/class-wp-site-health.php' );
		}

if ( class_exists( 'WP_Site_Health' ) ) {
			self::$test_results['memory_frontend'] = [
				'title'  => esc_html__( 'Memory limit (frontend)', 'pixelpiernyc' ),
				'result' => WP_Site_Health::get_instance()->php_memory_limit,
				'pass'   => self::memory_in_mbytes( WP_Site_Health::get_instance()->php_memory_limit ) >= 256,
				'msg'    => esc_html__( 'The memory limit for this site is too low, we recommend a minimum of 256MB. Please contact your hosting provider if you are unsure how to change this.', 'pixelpiernyc' ),
			];
		}

if ( function_exists( 'ini_get' ) ) {
			$post_max_size       = ini_get( 'post_max_size' );
			$upload_max_filesize = ini_get( 'upload_max_filesize' );
			$memory_limit        = ini_get( 'memory_limit' );

self::$test_results = array_merge( self::$test_results, [
				'memory' => [
					'title'  => esc_html__( 'Memory limit (admin)', 'pixelpiernyc' ),
					'result' => $memory_limit,
					'pass'   => self::memory_in_mbytes( $memory_limit ) >= 256,
					'msg'    => esc_html__( 'The memory limit for this site is too low, we recommend a minimum of 256MB. Please contact your hosting provider if you are unsure how to change this.', 'pixelpiernyc' ),
				],
				'post_max_size' => [
					'title'  => esc_html__( 'Post Max Size', 'pixelpiernyc' ),
					'result' => $post_max_size,
					'pass'   => self::memory_in_mbytes( $post_max_size ) >= 32,
					'msg'    => esc_html__( 'post_max_size is too low, we recommend setting it to at least 32MB to avoid problems with large pages. Please contact your hosting provider if you are unsure how to change this.', 'pixelpiernyc' ),
				],
				'upload_max_filesize' => [
					'title'  => esc_html__( 'Upload Max File Size', 'pixelpiernyc' ),
					'result' => $upload_max_filesize,
					'pass'   => self::memory_in_mbytes( $upload_max_filesize ) >= 32,
					'msg'    => esc_html__( 'upload_max_filesize is too low, we recommend setting it to at least 32MB so that you can upload large images and videos. Please contact your hosting provider if you are unsure how to change this.', 'pixelpiernyc' ),
				],
			] );
		}

$attachments_todo     = get_option( 'vamtam_import_attachments_todo' );
		$attachments_imported = get_option( 'vamtam_attachments_imported', [] );

$attachments_todo = is_array( $attachments_todo ) && is_array( $attachments_todo['attachments'] ) ? $attachments_todo['attachments'] : [];

$not_yet_imported = is_countable( $attachments_todo ) ? count( $attachments_todo ) : 0;
		$already_imported = is_countable( $attachments_imported ) ? count( $attachments_imported ) : 0;

if ( $already_imported === 0 || $not_yet_imported > 0 ) {
			$cron_runner_plugins = array(
				'\HM\Cavalcade\Plugin\Job'         => 'Cavalcade',
				'\Automattic\WP\Cron_Control\Main' => 'Cron Control',
			);

foreach ( $cron_runner_plugins as $class => $plugin ) {
				if ( class_exists( $class ) ) {
					self::$test_results['cron_plugin'] = [
						'title'  => esc_html__( 'WP-Cron replacement', 'pixelpiernyc' ),
						'result' => $plugin,
						'pass'   => false,
						'msg'    => esc_html__( 'WP-Cron is managed by the %s plugin. This is usually not an issue. However, please disable the plugin if you have any problems importing the demo content images.', 'pixelpiernyc' ),
					];
					break;
				}
			}

$wp_cron_disabled  = defined( 'DISABLE_WP_CRON' ) && DISABLE_WP_CRON;
			$alternate_wp_cron = defined( 'ALTERNATE_WP_CRON' ) && ALTERNATE_WP_CRON;

self::$test_results = array_merge( self::$test_results, [
				'disable_wp_cron' => [
					'title'  => esc_html__( 'WP-Cron active', 'pixelpiernyc' ),
					'result' => $wp_cron_disabled ? 'no' : 'yes',
					'pass'   => ! $wp_cron_disabled || defined( 'PAGELYBIN' ) || defined( 'WP_WPAAS_PREPENDED' ),
					'msg'    => wp_kses_post( __( 'The <strong>DISABLE_WP_CRON</strong> constant is set to true. This may prevent the demo content images from being imported, or the import process may be slower, depending on your server\'s configuration. If you can\'t change the value of DISABLE_WP_CRON, please try importing the demo content anyway.', 'pixelpiernyc' ) ),
				],
				'alternate_wp_cron' => [
					'title'  => esc_html__( 'Standard WP-Cron', 'pixelpiernyc' ),
					'result' => $alternate_wp_cron ? 'no' : 'yes',
					'pass'   => ! $alternate_wp_cron,
					'msg'    => wp_kses_post( __( 'The <strong>ALTERNATE_WP_CRON</strong> constant is set to true. Non-standard WP-Cron may prevent the demo content images from being imported, depending on your server\'s configuration.', 'pixelpiernyc' ) ),
				],
				'basicauth' => [
					'title'  => esc_html__( 'Basic Auth', 'pixelpiernyc' ),
					'result' => isset( $_SERVER['REMOTE_USER'] ) ? $_SERVER['REMOTE_USER'] : 'none',
					'pass'   => ! isset( $_SERVER['REMOTE_USER'] ) || empty( $_SERVER['REMOTE_USER'] ),
					'msg'    => wp_kses_post( sprintf( __( 'Basic access authentication detected. Please ensure that <strong>%s</strong>. <strong>%s</strong>, and <strong>%s</strong> are accessible without a password.', 'pixelpiernyc' ), get_option( 'home' ), admin_url( 'admin-ajax.php' ), site_url( 'wp-cron.php' ) ) ),
				],
			] );

$cron_test = self::test_cron_spawn();

if ( is_wp_error( $cron_test ) ) {
				self::$test_results['cron_spawn'] = [
					'title'  => esc_html__( 'WP-Cron test call', 'pixelpiernyc' ),
					'result' => $cron_test->get_error_code(),
					'pass'   => false,
					'msg'    => wp_kses_post( sprintf( __( "We couldn't perform a test call to WP-Cron on this server. We received the following error message when attempting to load %s: <strong>%s</strong><br><br>Please contact your hosting provider for assistance.", 'pixelpiernyc' ), site_url( 'wp-cron.php' ), $cron_test->get_error_message() ) ),
				];
			}

if ( ! self::is_https() ) {
				self::$test_results['not_https'] = [
					'title'  => esc_html__( 'Using HTTPS', 'pixelpiernyc' ),
					'result' => 'no',
					'pass'   => false,
					'msg'    => esc_html__( "It seems that this site is using an HTTP URL. If you plan to migrate to HTTPS in the future, we strongly recommend that you do this before importing the demo content. Migrating after importing the demo content is more complicated and may lead to problems.", 'pixelpiernyc' ),
				];
			}
		}

if ( ! $full ) {
			return array_filter( self::$test_results, function( $test ) {
				return ! $test['pass'];
			} );
		}
		return self::$test_results;
	}
}