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MDL-24091 workshop: deleting subplugins data together with the workshop instance

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David Mudrak 2010-09-17 13:24:52 +00:00
parent 8b6f4e6626
commit 346af1a431
12 changed files with 153 additions and 5 deletions
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30
mod/workshop/lib.php
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@ -166,22 +166,46 @@ function workshop_delete_instance($id) {
global $CFG, $DB;
require_once($CFG->libdir.'/gradelib.php');
if (! $workshop = $DB->get_record('workshop', array('id' => $id))) {
return false;
}
// delete all associated aggregations
$DB->delete_records('workshop_aggregations', array('workshopid' => $workshop->id));
// get the list of ids of all submissions
$submissions = $DB->get_records('workshop_submissions', array('workshopid' => $workshop->id), '', 'id');
// get the list of all allocated assessments
$assessments = $DB->get_records_list('workshop_assessments', 'submissionid', array_keys($submissions), '', 'id');
// delete the associated records from the workshop core tables
$DB->delete_records_list('workshop_grades', 'assessmentid', array_keys($assessments));
$DB->delete_records_list('workshop_assessments', 'id', array_keys($assessments));
$DB->delete_records_list('workshop_submissions', 'id', array_keys($submissions));
// todo call the static clean-up methods of all available subplugins
// ...
// call the static clean-up methods of all available subplugins
$strategies = get_plugin_list('workshopform');
foreach ($strategies as $strategy => $path) {
require_once($path.'/lib.php');
$classname = 'workshop_'.$strategy.'_strategy';
call_user_func($classname.'::delete_instance', $workshop->id);
}
$allocators = get_plugin_list('workshopallocation');
foreach ($allocators as $allocator => $path) {
require_once($path.'/lib.php');
$classname = 'workshop_'.$allocator.'_allocator';
call_user_func($classname.'::delete_instance', $workshop->id);
}
$evaluators = get_plugin_list('workshopeval');
foreach ($evaluators as $evaluator => $path) {
require_once($path.'/lib.php');
$classname = 'workshop_'.$evaluator.'_evaluation';
call_user_func($classname.'::delete_instance', $workshop->id);
}
// finally remove the workshop record itself
$DB->delete_records('workshop', array('id' => $workshop->id));