PHP restore_dbops::load_inforef_to_tempids方法代码示例

 /**
  * Entry point for all the prechecks to be performed before restore
  *
  * Returns empty array or warnings/errors array
  */
 public static function execute_prechecks(restore_controller $controller, $droptemptablesafter = false)
 {
     global $CFG;
     $errors = array();
     $warnings = array();
     // Some handy vars to be used along the prechecks
     $samesite = $controller->is_samesite();
     $restoreusers = $controller->get_plan()->get_setting('users')->get_value();
     $hasmnetusers = (int) $controller->get_info()->mnet_remoteusers;
     $restoreid = $controller->get_restoreid();
     $courseid = $controller->get_courseid();
     $userid = $controller->get_userid();
     $rolemappings = $controller->get_info()->role_mappings;
     $progress = $controller->get_progress();
     // Start tracking progress. There are currently 8 major steps, corresponding
     // to $majorstep++ lines in this code; we keep track of the total so as to
     // verify that it's still correct. If you add a major step, you need to change
     // the total here.
     $majorstep = 1;
     $majorsteps = 8;
     $progress->start_progress('Carrying out pre-restore checks', $majorsteps);
     // Load all the included tasks to look for inforef.xml files
     $inforeffiles = array();
     $tasks = restore_dbops::get_included_tasks($restoreid);
     $progress->start_progress('Listing inforef files', count($tasks));
     $minorstep = 1;
     foreach ($tasks as $task) {
         // Add the inforef.xml file if exists
         $inforefpath = $task->get_taskbasepath() . '/inforef.xml';
         if (file_exists($inforefpath)) {
             $inforeffiles[] = $inforefpath;
         }
         $progress->progress($minorstep++);
     }
     $progress->end_progress();
     $progress->progress($majorstep++);
     // Create temp tables
     restore_controller_dbops::create_restore_temp_tables($controller->get_restoreid());
     // Check we are restoring one backup >= $min20version (very first ok ever)
     $min20version = 2010072300;
     if ($controller->get_info()->backup_version < $min20version) {
         $message = new stdclass();
         $message->backup = $controller->get_info()->backup_version;
         $message->min = $min20version;
         $errors[] = get_string('errorminbackup20version', 'backup', $message);
     }
     // Compare Moodle's versions
     if ($CFG->version < $controller->get_info()->moodle_version) {
         $message = new stdclass();
         $message->serverversion = $CFG->version;
         $message->serverrelease = $CFG->release;
         $message->backupversion = $controller->get_info()->moodle_version;
         $message->backuprelease = $controller->get_info()->moodle_release;
         $warnings[] = get_string('noticenewerbackup', '', $message);
     }
     // Error if restoring over frontpage
     // TODO: Review the whole restore process in order to transform this into one warning (see 1.9)
     if ($controller->get_courseid() == SITEID) {
         $errors[] = get_string('errorrestorefrontpage', 'backup');
     }
     // If restoring to different site and restoring users and backup has mnet users warn/error
     if (!$samesite && $restoreusers && $hasmnetusers) {
         // User is admin (can create users at sysctx), warn
         if (has_capability('moodle/user:create', context_system::instance(), $controller->get_userid())) {
             $warnings[] = get_string('mnetrestore_extusers_admin', 'admin');
             // User not admin
         } else {
             $errors[] = get_string('mnetrestore_extusers_noadmin', 'admin');
         }
     }
     // Load all the inforef files, we are going to need them
     $progress->start_progress('Loading temporary IDs', count($inforeffiles));
     $minorstep = 1;
     foreach ($inforeffiles as $inforeffile) {
         // Load each inforef file to temp_ids.
         restore_dbops::load_inforef_to_tempids($restoreid, $inforeffile, $progress);
         $progress->progress($minorstep++);
     }
     $progress->end_progress();
     $progress->progress($majorstep++);
     // If restoring users, check we are able to create all them
     if ($restoreusers) {
         $file = $controller->get_plan()->get_basepath() . '/users.xml';
         // Load needed users to temp_ids.
         restore_dbops::load_users_to_tempids($restoreid, $file, $progress);
         $progress->progress($majorstep++);
         if ($problems = restore_dbops::precheck_included_users($restoreid, $courseid, $userid, $samesite, $progress)) {
             $errors = array_merge($errors, $problems);
         }
     } else {
         // To ensure consistent number of steps in progress tracking,
         // mark progress even though we didn't do anything.
         $progress->progress($majorstep++);
     }
     $progress->progress($majorstep++);
//.........这里部分代码省略.........

 protected function define_execution()
 {
     if ($this->task->get_preloaded_information()) {
         // if info is already preloaded, nothing to do
         return;
     }
     // Get all the included tasks
     $tasks = restore_dbops::get_included_tasks($this->get_restoreid());
     $progress = $this->task->get_progress();
     $progress->start_progress($this->get_name(), count($tasks));
     foreach ($tasks as $task) {
         // Load the inforef.xml file if exists
         $inforefpath = $task->get_taskbasepath() . '/inforef.xml';
         if (file_exists($inforefpath)) {
             // Load each inforef file to temp_ids.
             restore_dbops::load_inforef_to_tempids($this->get_restoreid(), $inforefpath, $progress);
         }
     }
     $progress->end_progress();
 }

 /**
  * Entry point for all the prechecks to be performed before restore
  *
  * Returns empty array or warnings/errors array
  */
 public static function execute_prechecks($controller, $droptemptablesafter = false)
 {
     global $CFG;
     $errors = array();
     $warnings = array();
     // Some handy vars to be used along the prechecks
     $samesite = $controller->is_samesite();
     $restoreusers = $controller->get_plan()->get_setting('users')->get_value();
     $hasmnetusers = (int) $controller->get_info()->mnet_remoteusers;
     $restoreid = $controller->get_restoreid();
     $courseid = $controller->get_courseid();
     $userid = $controller->get_userid();
     $rolemappings = $controller->get_info()->role_mappings;
     // Load all the included tasks to look for inforef.xml files
     $inforeffiles = array();
     $tasks = restore_dbops::get_included_tasks($restoreid);
     foreach ($tasks as $task) {
         // Add the inforef.xml file if exists
         $inforefpath = $task->get_taskbasepath() . '/inforef.xml';
         if (file_exists($inforefpath)) {
             $inforeffiles[] = $inforefpath;
         }
     }
     // Create temp tables
     restore_controller_dbops::create_restore_temp_tables($controller->get_restoreid());
     // Check we are restoring one backup >= $min20version (very first ok ever)
     $min20version = 2010072300;
     if ($controller->get_info()->backup_version < $min20version) {
         $message = new stdclass();
         $message->backup = $controller->get_info()->backup_version;
         $message->min = $min20version;
         $errors[] = get_string('errorminbackup20version', 'backup', $message);
     }
     // Compare Moodle's versions
     if ($CFG->version < $controller->get_info()->moodle_version) {
         $message = new stdclass();
         $message->serverversion = $CFG->version;
         $message->serverrelease = $CFG->release;
         $message->backupversion = $controller->get_info()->moodle_version;
         $message->backuprelease = $controller->get_info()->moodle_release;
         $warnings[] = get_string('noticenewerbackup', '', $message);
     }
     // Error if restoring over frontpage
     // TODO: Review the whole restore process in order to transform this into one warning (see 1.9)
     if ($controller->get_courseid() == SITEID) {
         $errors[] = get_string('errorrestorefrontpage', 'backup');
     }
     // If restoring to different site and restoring users and backup has mnet users warn/error
     if (!$samesite && $restoreusers && $hasmnetusers) {
         // User is admin (can create users at sysctx), warn
         if (has_capability('moodle/user:create', context_system::instance(), $controller->get_userid())) {
             $warnings[] = get_string('mnetrestore_extusers_admin', 'admin');
             // User not admin
         } else {
             $errors[] = get_string('mnetrestore_extusers_noadmin', 'admin');
         }
     }
     // Load all the inforef files, we are going to need them
     foreach ($inforeffiles as $inforeffile) {
         restore_dbops::load_inforef_to_tempids($restoreid, $inforeffile);
         // Load each inforef file to temp_ids
     }
     // If restoring users, check we are able to create all them
     if ($restoreusers) {
         $file = $controller->get_plan()->get_basepath() . '/users.xml';
         restore_dbops::load_users_to_tempids($restoreid, $file);
         // Load needed users to temp_ids
         if ($problems = restore_dbops::precheck_included_users($restoreid, $courseid, $userid, $samesite)) {
             $errors = array_merge($errors, $problems);
         }
     }
     // Note: restore won't create roles at all. Only mapping/skip!
     $file = $controller->get_plan()->get_basepath() . '/roles.xml';
     restore_dbops::load_roles_to_tempids($restoreid, $file);
     // Load needed roles to temp_ids
     if ($problems = restore_dbops::precheck_included_roles($restoreid, $courseid, $userid, $samesite, $rolemappings)) {
         $errors = array_key_exists('errors', $problems) ? array_merge($errors, $problems['errors']) : $errors;
         $warnings = array_key_exists('warnings', $problems) ? array_merge($warnings, $problems['warnings']) : $warnings;
     }
     // Check we are able to restore and the categories and questions
     $file = $controller->get_plan()->get_basepath() . '/questions.xml';
     restore_dbops::load_categories_and_questions_to_tempids($restoreid, $file);
     if ($problems = restore_dbops::precheck_categories_and_questions($restoreid, $courseid, $userid, $samesite)) {
         $errors = array_key_exists('errors', $problems) ? array_merge($errors, $problems['errors']) : $errors;
         $warnings = array_key_exists('warnings', $problems) ? array_merge($warnings, $problems['warnings']) : $warnings;
     }
     // Prepare results and return
     $results = array();
     if (!empty($errors)) {
         $results['errors'] = $errors;
     }
     if (!empty($warnings)) {
         $results['warnings'] = $warnings;
     }
     // Warnings/errors detected or want to do so explicitly, drop temp tables
//.........这里部分代码省略.........