PHP ITSEC_Core::get_current_time_gmt方法代碼示例

 protected function validate_settings()
 {
     if (!$this->can_save()) {
         return;
     }
     if (!$this->settings['regenerate']) {
         unset($this->settings['regenerate']);
         if (defined('DOING_AJAX') && DOING_AJAX && !empty($_POST['module']) && $this->get_id() === $_POST['module']) {
             // Request to modify just this module.
             $this->set_can_save(false);
             if (ITSEC_Modules::get_setting('global', 'write_files')) {
                 $this->add_error(new WP_Error('itsec-wordpress-salts-skipping-regeneration-empty-checkbox', __('You must check the Change WordPress Salts checkbox in order to change the WordPress salts.', 'better-wp-security')));
             } else {
                 $this->add_error(new WP_Error('itsec-wordpress-salts-skipping-regeneration-write-files-disabled', __('The "Write to Files" setting is disabled in Global Settings. In order to use this feature, you must enable the "Write to Files" setting.', 'better-wp-security')));
             }
         }
         return;
     }
     unset($this->settings['regenerate']);
     require_once dirname(__FILE__) . '/utilities.php';
     $result = ITSEC_WordPress_Salts_Utilities::generate_new_salts();
     if (is_wp_error($result)) {
         $this->add_error($result);
         $this->set_can_save(false);
     } else {
         $this->add_message(__('The WordPress salts were successfully regenerated.', 'better-wp-security'));
         $this->settings['last_generated'] = ITSEC_Core::get_current_time_gmt();
         ITSEC_Response::force_logout();
     }
 }

 protected function handle_settings_changes($old_settings)
 {
     if ($this->settings['digest_email'] && !$old_settings['digest_email']) {
         $digest_queue = array('last_sent' => ITSEC_Core::get_current_time_gmt(), 'messages' => array());
         update_site_option('itsec_message_queue', $digest_queue);
     }
     if ($this->settings['write_files'] && !$old_settings['write_files']) {
         ITSEC_Response::regenerate_server_config();
         ITSEC_Response::regenerate_wp_config();
     }
 }

 public function add_to_temp_whitelist($ip)
 {
     $whitelist = $this->get_temp_whitelist();
     $expiration = ITSEC_Core::get_current_time_gmt() + DAY_IN_SECONDS;
     $refresh_expiration = $expiration - HOUR_IN_SECONDS;
     if (isset($whitelist[$ip]) && $whitelist[$ip] > $refresh_expiration) {
         // An update is not needed yet.
         return;
     }
     // Remove expired entries.
     foreach ($whitelist as $cached_ip => $cached_expiration) {
         if ($cached_expiration < ITSEC_Core::get_current_time_gmt()) {
             unset($whitelist[$cached_ip]);
         }
     }
     $whitelist[$ip] = $expiration;
     update_site_option('itsec_temp_whitelist_ip', $whitelist);
 }

//.........這裏部分代碼省略.........
                         $return .= '""';
                     }
                     if ($j < $num_fields - 1) {
                         $return .= ',';
                     }
                 }
                 $return .= ");" . PHP_EOL;
             }
         }
         $return .= PHP_EOL . PHP_EOL;
     }
     $return .= PHP_EOL . PHP_EOL;
     //save file
     $file = 'backup-' . substr(sanitize_title(get_bloginfo('name')), 0, 20) . '-' . current_time('Ymd-His') . '-' . wp_generate_password(30, false);
     require_once ITSEC_Core::get_core_dir() . 'lib/class-itsec-lib-directory.php';
     $dir = $this->settings['location'];
     ITSEC_Lib_Directory::create($dir);
     $fileext = '.sql';
     $handle = @fopen($dir . '/' . $file . '.sql', 'w+');
     @fwrite($handle, $return);
     @fclose($handle);
     //zip the file
     if (true === $this->settings['zip']) {
         if (!class_exists('PclZip')) {
             require ABSPATH . 'wp-admin/includes/class-pclzip.php';
         }
         $zip = new PclZip($dir . '/' . $file . '.zip');
         if (0 != $zip->create($dir . '/' . $file . '.sql', PCLZIP_OPT_REMOVE_PATH, $dir)) {
             //delete .sql and keep zip
             @unlink($dir . '/' . $file . '.sql');
             $fileext = '.zip';
         }
     }
     if (2 !== $this->settings['method'] || true === $one_time) {
         require_once ITSEC_Core::get_core_dir() . 'lib/class-itsec-mailer.php';
         $mail = new ITSEC_Mail();
         $mail->add_header(esc_html__('Database Backup', 'better-wp-security'), sprintf(wp_kses(__('Site Database Backup for <b>%s</b>', 'better-wp-security'), array('b' => array())), date_i18n(get_option('date_format'))));
         $mail->add_info_box(esc_html__('Attached is the database backup file for your site.', 'better-wp-security'), 'attachment');
         $mail->add_section_heading(esc_html__('Website', 'better-wp-security'));
         $mail->add_text(esc_html(network_home_url()));
         $mail->add_section_heading(esc_html__('Date', 'better-wp-security'));
         $mail->add_text(esc_html(date_i18n(get_option('date_format'))));
         $mail->add_footer();
         $raw_recipients = ITSEC_Modules::get_setting('global', 'backup_email');
         $recipients = array();
         foreach ($raw_recipients as $recipient) {
             $recipient = trim($recipient);
             if (is_email($recipient)) {
                 $recipients[] = $recipient;
             }
         }
         $subject = sprintf(esc_html__('[%s] Database Backup', 'better-wp-security'), esc_url(network_home_url()));
         $subject = apply_filters('itsec_backup_email_subject', $subject);
         $attachment = array("{$dir}/{$file}{$fileext}");
         $mail_success = $mail->send($recipients, $subject, $attachment);
     }
     if (1 === $this->settings['method']) {
         @unlink($dir . '/' . $file . $fileext);
     } else {
         $retain = isset($this->settings['retain']) ? absint($this->settings['retain']) : 0;
         //delete extra files
         if (0 < $retain) {
             $files = scandir($dir, 1);
             $count = 0;
             if (is_array($files) && 0 < count($files)) {
                 foreach ($files as $file) {
                     if (strstr($file, 'backup')) {
                         if ($count >= $retain) {
                             @unlink(trailingslashit($dir) . $file);
                         }
                         $count++;
                     }
                 }
             }
         }
     }
     if (false === $one_time) {
         ITSEC_Modules::set_setting('backup', 'last_run', ITSEC_Core::get_current_time_gmt());
     }
     switch ($this->settings['method']) {
         case 0:
             if (false === $mail_success) {
                 $status = array('status' => __('Error', 'better-wp-security'), 'details' => __('saved locally but email to backup recipients could not be sent.', 'better-wp-security'));
             } else {
                 $status = array('status' => __('Success', 'better-wp-security'), 'details' => __('emailed to backup recipients and saved locally', 'better-wp-security'));
             }
             break;
         case 1:
             if (false === $mail_success) {
                 $status = array('status' => __('Error', 'better-wp-security'), 'details' => __('email to backup recipients could not be sent.', 'better-wp-security'));
             } else {
                 $status = array('status' => __('Success', 'better-wp-security'), 'details' => __('emailed to backup recipients', 'better-wp-security'));
             }
             break;
         default:
             $status = array('status' => __('Success', 'better-wp-security'), 'details' => __('saved locally', 'better-wp-security'));
             break;
     }
     $itsec_logger->log_event('backup', 3, array($status));
 }

//.........這裏部分代碼省略.........
                         $return .= '""';
                     }
                     if ($j < $num_fields - 1) {
                         $return .= ',';
                     }
                 }
                 $return .= ");" . PHP_EOL;
             }
         }
         $return .= PHP_EOL . PHP_EOL;
     }
     $return .= PHP_EOL . PHP_EOL;
     //save file
     $file = 'backup-' . substr(sanitize_title(get_bloginfo('name')), 0, 20) . '-' . current_time('Ymd-His') . '-' . wp_generate_password(30, false);
     require_once ITSEC_Core::get_core_dir() . 'lib/class-itsec-lib-directory.php';
     $dir = $this->settings['location'];
     ITSEC_Lib_Directory::create($dir);
     $fileext = '.sql';
     $handle = @fopen($dir . '/' . $file . '.sql', 'w+');
     @fwrite($handle, $return);
     @fclose($handle);
     //zip the file
     if (true === $this->settings['zip']) {
         if (!class_exists('PclZip')) {
             require ABSPATH . 'wp-admin/includes/class-pclzip.php';
         }
         $zip = new PclZip($dir . '/' . $file . '.zip');
         if (0 != $zip->create($dir . '/' . $file . '.sql', PCLZIP_OPT_REMOVE_PATH, $dir)) {
             //delete .sql and keep zip
             @unlink($dir . '/' . $file . '.sql');
             $fileext = '.zip';
         }
     }
     if (2 !== $this->settings['method'] || true === $one_time) {
         $attachment = array($dir . '/' . $file . $fileext);
         $body = __('Attached is the backup file for the database powering', 'better-wp-security') . ' ' . get_option('siteurl') . __(' taken', 'better-wp-security') . ' ' . date('l, F jS, Y \\a\\t g:i a', $itsec_globals['current_time']);
         //Setup the remainder of the email
         $recipients = ITSEC_Modules::get_setting('global', 'backup_email');
         $subject = __('Site Database Backup', 'better-wp-security') . ' ' . date('l, F jS, Y \\a\\t g:i a', $itsec_globals['current_time']);
         $subject = apply_filters('itsec_backup_email_subject', $subject);
         $headers = 'From: ' . get_bloginfo('name') . ' <' . get_option('admin_email') . '>' . "\r\n";
         $mail_success = false;
         //Use HTML Content type
         add_filter('wp_mail_content_type', array($this, 'set_html_content_type'));
         //Send emails to all recipients
         foreach ($recipients as $recipient) {
             if (is_email(trim($recipient))) {
                 if (defined('ITSEC_DEBUG') && true === ITSEC_DEBUG) {
                     $body .= '<p>' . __('Debug info (source page): ' . esc_url($_SERVER["HTTP_HOST"] . $_SERVER["REQUEST_URI"])) . '</p>';
                 }
                 $mail_success = wp_mail(trim($recipient), $subject, '<html>' . $body . '</html>', $headers, $attachment);
             }
         }
         //Remove HTML Content type
         remove_filter('wp_mail_content_type', array($this, 'set_html_content_type'));
     }
     if (1 === $this->settings['method']) {
         @unlink($dir . '/' . $file . $fileext);
     } else {
         $retain = isset($this->settings['retain']) ? absint($this->settings['retain']) : 0;
         //delete extra files
         if (0 < $retain) {
             $files = scandir($dir, 1);
             $count = 0;
             if (is_array($files) && 0 < count($files)) {
                 foreach ($files as $file) {
                     if (strstr($file, 'backup')) {
                         if ($count >= $retain) {
                             @unlink(trailingslashit($dir) . $file);
                         }
                         $count++;
                     }
                 }
             }
         }
     }
     if (false === $one_time) {
         ITSEC_Modules::set_setting('backup', 'last_run', ITSEC_Core::get_current_time_gmt());
     }
     switch ($this->settings['method']) {
         case 0:
             if (false === $mail_success) {
                 $status = array('status' => __('Error', 'better-wp-security'), 'details' => __('saved locally but email to backup recipients could not be sent.', 'better-wp-security'));
             } else {
                 $status = array('status' => __('Success', 'better-wp-security'), 'details' => __('emailed to backup recipients and saved locally', 'better-wp-security'));
             }
             break;
         case 1:
             if (false === $mail_success) {
                 $status = array('status' => __('Error', 'better-wp-security'), 'details' => __('email to backup recipients could not be sent.', 'better-wp-security'));
             } else {
                 $status = array('status' => __('Success', 'better-wp-security'), 'details' => __('emailed to backup recipients', 'better-wp-security'));
             }
             break;
         default:
             $status = array('status' => __('Success', 'better-wp-security'), 'details' => __('saved locally', 'better-wp-security'));
             break;
     }
     $itsec_logger->log_event('backup', 3, array($status));
 }

 /**
  * Send the daily digest email.
  *
  * @since 2.6.0
  *
  * @return
  */
 public function send_daily_digest()
 {
     global $itsec_lockout;
     $send_email = false;
     require_once ITSEC_Core::get_core_dir() . 'lib/class-itsec-mailer.php';
     $mail = new ITSEC_Mail();
     $mail->add_header(esc_html__('Daily Security Digest', 'better-wp-security'), sprintf(wp_kses(__('Your Daily Security Digest for <b>%s</b>', 'better-wp-security'), array('b' => array())), date_i18n(get_option('date_format'))));
     $mail->add_info_box(sprintf(wp_kses(__('The following is a summary of security related activity on your site: <b>%s</b>', 'better-wp-security'), array('b' => array())), get_option('siteurl')));
     $mail->add_section_heading(esc_html__('Lockouts', 'better-wp-security'), 'lock');
     $user_count = sizeof($itsec_lockout->get_lockouts('user', true));
     $host_count = sizeof($itsec_lockout->get_lockouts('host', true));
     if ($host_count > 0 || $user_count > 0) {
         $mail->add_lockouts_summary($user_count, $host_count);
         $send_email = true;
     } else {
         $mail->add_text(esc_html__('No lockouts since the last email check.', 'better-wp-security'));
     }
     if (is_array($this->queue) && !empty($this->queue['messages']) && is_array($this->queue['messages'])) {
         if (in_array('file-change', $this->queue['messages'])) {
             $mail->add_section_heading(esc_html__('File Changes', 'better-wp-security'), 'folder');
             $mail->add_text(esc_html__('File changes detected on the site.', 'better-wp-security'));
             $send_email = true;
         }
         $messages = array();
         foreach ($this->queue['messages'] as $message) {
             if ('file-change' === $message) {
                 continue;
             }
             $messages[] = $message;
         }
         if (!empty($messages)) {
             $mail->add_section_heading(esc_html__('Messages', 'better-wp-security'), 'message');
             foreach ($messages as $message) {
                 $mail->add_text($message);
             }
             $send_email = true;
         }
     }
     if (!$send_email) {
         return;
     }
     $mail->add_details_box(sprintf(wp_kses(__('For more details, <a href="%s"><b>visit your security logs</b></a>', 'better-wp-security'), array('a' => array('href' => array()), 'b' => array())), ITSEC_Core::get_logs_page_url()));
     $mail->add_divider();
     $mail->add_large_text(esc_html__('Is your site as secure as it could be?', 'better-wp-security'));
     $mail->add_text(esc_html__('Ensure your site is using recommended settings and features with a security check.', 'better-wp-security'));
     $mail->add_button(esc_html__('Run a Security Check ✓', 'better-wp-security'), ITSEC_Core::get_security_check_page_url());
     if (defined('ITSEC_DEBUG') && true === ITSEC_DEBUG) {
         $mail->add_text(sprintf(esc_html__('Debug info (source page): %s', 'better-wp-security'), esc_url($_SERVER["HTTP_HOST"] . $_SERVER["REQUEST_URI"])));
     }
     $mail->add_footer();
     $raw_recipients = ITSEC_Modules::get_setting('global', 'notification_email');
     $recipients = array();
     foreach ($raw_recipients as $recipient) {
         $recipient = trim($recipient);
         if (is_email($recipient)) {
             $recipients[] = $recipient;
         }
     }
     $this->queue = array('last_sent' => ITSEC_Core::get_current_time_gmt(), 'messages' => array());
     update_site_option('itsec_message_queue', $this->queue);
     $subject = sprintf(esc_html__('[%s] Daily Security Digest', 'better-wp-security'), esc_url(get_option('siteurl')));
     return $mail->send($recipients, $subject);
 }