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MDL-35773 core_backup: controller has full responsibility for files

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This commit is contained in:
Mark Nelson 2019-07-26 13:18:01 +08:00
parent 9bfdfbb389
commit 56e28c3bf1
3 changed files with 57 additions and 63 deletions
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68
backup/controller/backup_controller.class.php
View File

@ -271,6 +271,37 @@ class backup_controller extends base_controller {
return $this->includefiles;
}
/**
* Returns the default value for $this->includefiles before we consider any settings.
*
* @return bool
* @throws dml_exception
*/
protected function get_include_files_default() : bool {
// We normally include files.
$includefiles = true;
// In an import, we don't need to include files.
if ($this->get_mode() === backup::MODE_IMPORT) {
$includefiles = false;
}
// When a backup is intended for the same site, we don't need to include the files.
// Note, this setting is only used for duplication of an entire course.
if ($this->get_mode() === backup::MODE_SAMESITE) {
$includefiles = false;
}
// If backup is automated and we have set auto backup config to exclude
// files then set them to be excluded here.
$backupautofiles = (bool) get_config('backup', 'backup_auto_files');
if ($this->get_mode() === backup::MODE_AUTOMATED && !$backupautofiles) {
$includefiles = false;
}
return $includefiles;
}
public function get_operation() {
return $this->operation;
}
@ -326,6 +357,12 @@ class backup_controller extends base_controller {
// Basic/initial prevention against time/memory limits
core_php_time_limit::raise(1 * 60 * 60); // 1 hour for 1 course initially granted
raise_memory_limit(MEMORY_EXTRA);
// If the controller has decided that we can include files, then check the setting, otherwise do not include files.
if ($this->get_include_files()) {
$this->set_include_files((bool) $this->get_plan()->get_setting('files')->get_value());
}
// If this is not a course backup, or single activity backup (e.g. duplicate) inform the plan we are not
// including all the activities for sure. This will affect any
// task/step executed conditionally to stop including information
@ -386,42 +423,19 @@ class backup_controller extends base_controller {
$this->log('applying plan defaults', backup::LOG_DEBUG);
backup_controller_dbops::apply_config_defaults($this);
$this->set_status(backup::STATUS_CONFIGURED);
$this->set_include_files();
$this->set_include_files($this->get_include_files_default());
}
/**
* Set the initial value for the include_files setting.
*
* @param bool $includefiles
* @see backup_controller::get_include_files for further information on the purpose of this setting.
* @return int Indicates whether files should be included in backups.
*/
protected function set_include_files() {
// We normally include files.
$includefiles = true;
// In an import, we don't need to include files.
if ($this->get_mode() === backup::MODE_IMPORT) {
$includefiles = false;
}
// When a backup is intended for the same site, we don't need to include the files.
// Note, this setting is only used for duplication of an entire course.
if ($this->get_mode() === backup::MODE_SAMESITE) {
$includefiles = false;
}
// If backup is automated and we have set auto backup config to exclude
// files then set them to be excluded here.
$backupautofiles = (bool)get_config('backup', 'backup_auto_files');
if ($this->get_mode() === backup::MODE_AUTOMATED && !$backupautofiles) {
$includefiles = false;
}
$this->includefiles = (int) $includefiles;
protected function set_include_files(bool $includefiles) {
$this->log("setting file inclusion to {$this->includefiles}", backup::LOG_DEBUG);
return $this->includefiles;
$this->includefiles = (int) $includefiles;
}
}
/*

46
backup/moodle2/backup_custom_fields.php
View File

@ -242,11 +242,6 @@ class file_nested_element extends backup_nested_element {
protected $backupid;
/**
* @var bool Are we including the files?
*/
protected $includefiles = true;
public function process($processor) {
// Get current backupid from processor, we'll need later
if (is_null($this->backupid)) {
@ -259,36 +254,25 @@ class file_nested_element extends backup_nested_element {
// Fill values
parent::fill_values($values);
// Do our own tasks (copy file from moodle to backup)
if ($this->includefiles) {
try {
backup_file_manager::copy_file_moodle2backup($this->backupid, $values);
} catch (file_exception $e) {
$this->add_result(array('missing_files_in_pool' => true));
try {
backup_file_manager::copy_file_moodle2backup($this->backupid, $values);
} catch (file_exception $e) {
$this->add_result(array('missing_files_in_pool' => true));
// Build helpful log message with all information necessary to identify
// file location.
$context = context::instance_by_id($values->contextid, IGNORE_MISSING);
$contextname = '';
if ($context) {
$contextname = ' \'' . $context->get_context_name() . '\'';
}
$message = 'Missing file in pool: ' . $values->filepath . $values->filename .
' (context ' . $values->contextid . $contextname . ', component ' .
$values->component . ', filearea ' . $values->filearea . ', itemid ' .
$values->itemid . ') [' . $e->debuginfo . ']';
$this->add_log($message, backup::LOG_WARNING);
// Build helpful log message with all information necessary to identify
// file location.
$context = context::instance_by_id($values->contextid, IGNORE_MISSING);
$contextname = '';
if ($context) {
$contextname = ' \'' . $context->get_context_name() . '\'';
}
$message = 'Missing file in pool: ' . $values->filepath . $values->filename .
' (context ' . $values->contextid . $contextname . ', component ' .
$values->component . ', filearea ' . $values->filearea . ', itemid ' .
$values->itemid . ') [' . $e->debuginfo . ']';
$this->add_log($message, backup::LOG_WARNING);
}
}
/**
* Sets the value for includefiles.
*
* @param bool $value The value to set it to
*/
public function set_include_files(bool $value) {
$this->includefiles = $value;
}
}
/**

6
backup/moodle2/backup_stepslib.php
View File

@ -1794,9 +1794,6 @@ class backup_final_files_structure_step extends backup_structure_step {
'source', 'author', 'license', 'sortorder',
'repositorytype', 'repositoryid', 'reference'));
// Set whether we want to store the actual files in the backup.
$file->set_include_files($this->get_setting_value('files'));
// Build the tree
$files->add_child($file);
@ -1836,8 +1833,7 @@ class backup_main_structure_step extends backup_structure_step {
$info['backup_date'] = time();
$info['backup_uniqueid']= $this->get_backupid();
$info['mnet_remoteusers']=backup_controller_dbops::backup_includes_mnet_remote_users($this->get_backupid());
$info['include_files'] = $this->get_setting_value('files') &&
backup_controller_dbops::backup_includes_files($this->get_backupid());
$info['include_files'] = backup_controller_dbops::backup_includes_files($this->get_backupid());
$info['include_file_references_to_external_content'] =
backup_controller_dbops::backup_includes_file_references($this->get_backupid());
$info['original_wwwroot']=$CFG->wwwroot;