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$email = compact( 'to', 'subject', 'body', 'headers' );

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/**

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* Filters the email sent following an automatic background update for plugins and themes.

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* @since 5.5.0

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* @param array $email {

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* Array of email arguments that will be passed to wp_mail().

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* @type string $to The email recipient. An array of emails

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* can be returned, as handled by wp_mail().

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* @type string $subject The email's subject.

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* @type string $body The email message body.

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* @type string $headers Any email headers, defaults to no headers.

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* }

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* @param string $type The type of email being sent. Can be one of 'success', 'fail', 'mixed'.

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* @param array $successful_updates A list of updates that succeeded.

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* @param array $failed_updates A list of updates that failed.

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$email = apply_filters( 'auto_plugin_theme_update_email', $email, $type, $successful_updates, $failed_updates );

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$result = wp_mail( $email['to'], wp_specialchars_decode( $email['subject'] ), $email['body'], $email['headers'] );

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if ( $result ) {

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update_option( 'auto_plugin_theme_update_emails', $past_failure_emails );

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}

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}

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/**

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* Prepares and sends an email of a full log of background update results, useful for debugging and geekery.

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* @since 3.7.0

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protected function send_debug_email() {

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$update_count = 0;

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foreach ( $this->update_results as $type => $updates ) {

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$update_count += count( $updates );

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}

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$body = array();

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$failures = 0;

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/* translators: %s: Network home URL. */

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$body[] = sprintf( __( 'WordPress site: %s' ), network_home_url( '/' ) );

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// Core.

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if ( isset( $this->update_results['core'] ) ) {

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$result = $this->update_results['core'][0];

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if ( $result->result && ! is_wp_error( $result->result ) ) {

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/* translators: %s: WordPress version. */

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$body[] = sprintf( __( 'SUCCESS: WordPress was successfully updated to %s' ), $result->name );

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} else {

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/* translators: %s: WordPress version. */

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$body[] = sprintf( __( 'FAILED: WordPress failed to update to %s' ), $result->name );

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++$failures;

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}

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$body[] = '';

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}

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// Plugins, Themes, Translations.

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foreach ( array( 'plugin', 'theme', 'translation' ) as $type ) {

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if ( ! isset( $this->update_results[ $type ] ) ) {

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continue;

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}

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$success_items = wp_list_filter( $this->update_results[ $type ], array( 'result' => true ) );

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if ( $success_items ) {

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$messages = array(

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'plugin' => __( 'The following plugins were successfully updated:' ),

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'theme' => __( 'The following themes were successfully updated:' ),

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'translation' => __( 'The following translations were successfully updated:' ),

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);

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$body[] = $messages[ $type ];

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foreach ( wp_list_pluck( $success_items, 'name' ) as $name ) {

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/* translators: %s: Name of plugin / theme / translation. */

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$body[] = ' * ' . sprintf( __( 'SUCCESS: %s' ), $name );

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}

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}

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if ( $success_items !== $this->update_results[ $type ] ) {

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// Failed updates.

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$messages = array(

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'plugin' => __( 'The following plugins failed to update:' ),

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'theme' => __( 'The following themes failed to update:' ),

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'translation' => __( 'The following translations failed to update:' ),

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);

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$body[] = $messages[ $type ];

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foreach ( $this->update_results[ $type ] as $item ) {

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if ( ! $item->result || is_wp_error( $item->result ) ) {

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/* translators: %s: Name of plugin / theme / translation. */

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$body[] = ' * ' . sprintf( __( 'FAILED: %s' ), $item->name );

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++$failures;

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}

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}

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}

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$body[] = '';

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}

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if ( '' !== get_bloginfo( 'name' ) ) {

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$site_title = wp_specialchars_decode( get_bloginfo( 'name' ), ENT_QUOTES );

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} else {

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$site_title = parse_url( home_url(), PHP_URL_HOST );

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}

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if ( $failures ) {

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$body[] = trim(

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__(

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"BETA TESTING?

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=============

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This debugging email is sent when you are using a development version of WordPress.

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If you think these failures might be due to a bug in WordPress, could you report it?

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* Open a thread in the support forums: https://wordpress.org/support/forum/alphabeta

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* Or, if you're comfortable writing a bug report: https://core.trac.wordpress.org/

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Thanks! -- The WordPress Team"

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)

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);

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$body[] = '';

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/* translators: Background update failed notification email subject. %s: Site title. */

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$subject = sprintf( __( '[%s] Background Update Failed' ), $site_title );

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} else {

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/* translators: Background update finished notification email subject. %s: Site title. */

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$subject = sprintf( __( '[%s] Background Update Finished' ), $site_title );

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}

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$body[] = trim(

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__(

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'UPDATE LOG

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=========='

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)

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);

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$body[] = '';

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foreach ( array( 'core', 'plugin', 'theme', 'translation' ) as $type ) {

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if ( ! isset( $this->update_results[ $type ] ) ) {

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continue;

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}

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foreach ( $this->update_results[ $type ] as $update ) {

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$body[] = $update->name;

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$body[] = str_repeat( '-', strlen( $update->name ) );

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foreach ( $update->messages as $message ) {

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$body[] = ' ' . html_entity_decode( str_replace( '…', '...', $message ) );

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}

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if ( is_wp_error( $update->result ) ) {

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$results = array( 'update' => $update->result );

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// If we rolled back, we want to know an error that occurred then too.

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if ( 'rollback_was_required' === $update->result->get_error_code() ) {

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$results = (array) $update->result->get_error_data();

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}

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foreach ( $results as $result_type => $result ) {

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if ( ! is_wp_error( $result ) ) {

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continue;

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}

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if ( 'rollback' === $result_type ) {

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/* translators: 1: Error code, 2: Error message. */

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$body[] = ' ' . sprintf( __( 'Rollback Error: [%1$s] %2$s' ), $result->get_error_code(), $result->get_error_message() );

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} else {

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/* translators: 1: Error code, 2: Error message. */

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$body[] = ' ' . sprintf( __( 'Error: [%1$s] %2$s' ), $result->get_error_code(), $result->get_error_message() );

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}

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if ( $result->get_error_data() ) {

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$body[] = ' ' . implode( ', ', (array) $result->get_error_data() );

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}

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}

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}

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$body[] = '';

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}

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}

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$email = array(

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'to' => get_site_option( 'admin_email' ),

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'subject' => $subject,

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'body' => implode( "\n", $body ),

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'headers' => '',

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);

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/**

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* Filters the debug email that can be sent following an automatic

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* background core update.

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* @since 3.8.0

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* @param array $email {

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* Array of email arguments that will be passed to wp_mail().

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* @type string $to The email recipient. An array of emails

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* can be returned, as handled by wp_mail().

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* @type string $subject Email subject.

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* @type string $body Email message body.

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* @type string $headers Any email headers. Default empty.

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* }

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* @param int $failures The number of failures encountered while upgrading.

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* @param mixed $results The results of all attempted updates.

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$email = apply_filters( 'automatic_updates_debug_email', $email, $failures, $this->update_results );

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wp_mail( $email['to'], wp_specialchars_decode( $email['subject'] ), $email['body'], $email['headers'] );

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}

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/**

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* Performs a loopback request to check for potential fatal errors.

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* Fatal errors cannot be detected unless maintenance mode is enabled.

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* @since 6.6.0

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* @global int $upgrading The Unix timestamp marking when upgrading WordPress began.

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* @return bool Whether a fatal error was detected.

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protected function has_fatal_error() {

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global $upgrading;

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$maintenance_file = ABSPATH . '.maintenance';

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if ( ! file_exists( $maintenance_file ) ) {

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return false;

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}

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require $maintenance_file;

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if ( ! is_int( $upgrading ) ) {

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return false;

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}

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$scrape_key = md5( $upgrading );

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$scrape_nonce = (string) $upgrading;

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$transient = 'scrape_key_' . $scrape_key;

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set_transient( $transient, $scrape_nonce, 30 );

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$cookies = wp_unslash( $_COOKIE );

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$scrape_params = array(

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'wp_scrape_key' => $scrape_key,

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'wp_scrape_nonce' => $scrape_nonce,

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);

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$headers = array(

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'Cache-Control' => 'no-cache',

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);

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/** This filter is documented in wp-includes/class-wp-http-streams.php */

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$sslverify = apply_filters( 'https_local_ssl_verify', false );

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// Include Basic auth in the loopback request.

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if ( isset( $_SERVER['PHP_AUTH_USER'] ) && isset( $_SERVER['PHP_AUTH_PW'] ) ) {

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$headers['Authorization'] = 'Basic ' . base64_encode( wp_unslash( $_SERVER['PHP_AUTH_USER'] ) . ':' . wp_unslash( $_SERVER['PHP_AUTH_PW'] ) );

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}

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// Time to wait for loopback request to finish.

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$timeout = 50; // 50 seconds.

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$is_debug = WP_DEBUG && WP_DEBUG_LOG;

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if ( $is_debug ) {

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error_log( ' Scraping home page...' );

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}

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$needle_start = "###### wp_scraping_result_start:$scrape_key ######";

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$needle_end = "###### wp_scraping_result_end:$scrape_key ######";

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$url = add_query_arg( $scrape_params, home_url( '/' ) );

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$response = wp_remote_get( $url, compact( 'cookies', 'headers', 'timeout', 'sslverify' ) );

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if ( is_wp_error( $response ) ) {

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if ( $is_debug ) {

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error_log( 'Loopback request failed: ' . $response->get_error_message() );

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}

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return true;

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}

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// If this outputs `true` in the log, it means there were no fatal errors detected.

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if ( $is_debug ) {

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error_log( var_export( substr( $response['body'], strpos( $response['body'], '###### wp_scraping_result_start:' ) ), true ) );

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}

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$body = wp_remote_retrieve_body( $response );

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$scrape_result_position = strpos( $body, $needle_start );

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$result = null;

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if ( false !== $scrape_result_position ) {

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$error_output = substr( $body, $scrape_result_position + strlen( $needle_start ) );

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$error_output = substr( $error_output, 0, strpos( $error_output, $needle_end ) );

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$result = json_decode( trim( $error_output ), true );

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}

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delete_transient( $transient );

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// Only fatal errors will result in a 'type' key.

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return isset( $result['type'] );

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}

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}

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[1806] Fix | Delete

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