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MDL-19937 workshop migration from legacy criterion strategy into the new rubric grading strategy

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This commit is contained in:
David Mudrak 2010-01-15 13:30:07 +00:00
parent 5f36cbb087
commit 455f42a447
3 changed files with 206 additions and 2 deletions
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7
mod/workshop/db/upgradelib.php
View File

@ -431,13 +431,13 @@ function workshop_upgrade_assessment_id_mappings() {
* Returns the list of new element (dimension) ids
*
* @param string $strategy the name of strategy subplugin that the element was migrated into
* @return array (int)workshopid => array (int)elementno => stdclass ->(int)newid {->(string)type}
* @return array (int)workshopid => array (int)elementno => stdclass ->(int)newid {->(string)type} {->(int)maxscore}
*/
function workshop_upgrade_element_id_mappings($strategy) {
global $DB;
$oldrecords = $DB->get_records('workshop_elements_old', array('newplugin' => $strategy),
'workshopid,elementno', 'id,workshopid,elementno,scale,newid');
'workshopid,elementno', 'id,workshopid,elementno,scale,maxscore,newid');
$newids = array();
foreach ($oldrecords as $old) {
if (!isset($newids[$old->workshopid])) {
@ -452,6 +452,9 @@ function workshop_upgrade_element_id_mappings($strategy) {
$info->type = 'value';
}
}
if ($strategy == 'rubric_levels') {
$info->maxscore = $old->maxscore;
}
$newids[$old->workshopid][$old->elementno] = $info;
}
return $newids;

47
mod/workshop/form/rubric/db/install.php Normal file
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@ -0,0 +1,47 @@
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* This file replaces the legacy STATEMENTS section in db/install.xml,
* lib.php/modulename_install() post installation hook and partially defaults.php
*
* @package workshopform_rubric
* @copyright 2010 David Mudrak <david.mudrak@gmail.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
/**
* Post installation procedure
*/
function xmldb_workshopform_rubric_install() {
global $CFG, $DB;
require_once(dirname(__FILE__) . '/upgradelib.php');
// upgrade from old workshop 1.x if needed
workshopform_rubric_upgrade_legacy();
}
/**
* Post installation procedure recovery
*/
function xmldb_workshopform_rubric_install_recovery() {
global $CFG, $DB;
require_once(dirname(__FILE__) . '/upgradelib.php');
// continue upgrading from old workshop 1.x if needed
workshopform_rubric_upgrade_legacy();
}

154
mod/workshop/form/rubric/db/upgradelib.php Normal file
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@ -0,0 +1,154 @@
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Functions used by some stages of rubric grading upgrade
*
* @package workshopform_rubric
* @copyright 2010 David Mudrak <david.mudrak@gmail.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
/**
* Check if there are some legacy workshop 1.x data to be migrated and upgrade them
*
* This must be called after workshop core migration has finished so that
* all assessments are already upgraded and tables are correctly renamed.
*/
function workshopform_rubric_upgrade_legacy() {
if (!workshopform_rubric_upgrade_legacy_needed()) {
return;
}
workshopform_rubric_upgrade_legacy_criterion();
// todo workshopform_rubric_upgrade_legacy_rubric();
}
/**
* Upgrades legacy workshops using criterion grading strategy
*/
function workshopform_rubric_upgrade_legacy_criterion() {
global $CFG, $DB, $OUTPUT;
require_once($CFG->dirroot . '/mod/workshop/db/upgradelib.php');
// get the list of all legacy workshops using this grading strategy
if ($legacyworkshops = $DB->get_records('workshop_old', array('gradingstrategy' => 3), 'course,id', 'id')) {
echo $OUTPUT->notification('Copying assessment forms elements', 'notifysuccess');
$legacyworkshops = array_keys($legacyworkshops);
// get the list of all form elements
list($workshopids, $params) = $DB->get_in_or_equal($legacyworkshops, SQL_PARAMS_NAMED);
$sql = "SELECT *
FROM {workshop_elements_old}
WHERE workshopid $workshopids
AND newid IS NULL";
$rs = $DB->get_recordset_sql($sql, $params);
$newworkshopids = workshop_upgrade_workshop_id_mappings();
$newdimensionids = array(); // (int)oldworkshopid => (int)dimensionid
foreach ($rs as $old) {
// create rubric criterion and the configuration if necessary
if (!isset($newdimensionids[$old->workshopid])) {
if (!$DB->record_exists('workshopform_rubric', array('workshopid' => $newworkshopids[$old->workshopid], 'sort' => 1))) {
$newdimension = new stdclass();
$newdimenison->workshopid = $newworkshopids[$old->workshopid];
$newdimenison->sort = 1;
$newdimenison->description = trim(get_string('dimensionnumber', 'workshopform_rubric', ''));
$newdimenison->descriptionformat = FORMAT_HTML;
$newdimensionids[$old->workshopid] = $DB->insert_record('workshopform_rubric', $newdimenison);
} else {
$newdimensionids[$old->workshopid] = $DB->get_field('workshopform_rubric', 'id',
array('workshopid' => $newworkshopids[$old->workshopid], 'sort' => 1));
}
if (!$DB->record_exists('workshopform_rubric_config', array('workshopid' => $newworkshopids[$old->workshopid]))) {
$newconfig = new stdclass();
$newconfig->workshopid = $newworkshopids[$old->workshopid];
$newconfig->layout = 'list';
$DB->insert_record('workshopform_rubric_config', $newconfig);
}
}
// process the information about the criterion levels
if (trim($old->description)) {
$new = workshopform_rubric_upgrade_criterion_level($old, $newdimensionids[$old->workshopid]);
$newid = $DB->insert_record('workshopform_rubric_levels', $new);
}
$DB->set_field('workshop_elements_old', 'newplugin', 'rubric_levels', array('id' => $old->id));
$DB->set_field('workshop_elements_old', 'newid', $newid, array('id' => $old->id));
}
$rs->close();
// reload the mappings - this must be reloaded to that we can run this during recovery
$newelementids = workshop_upgrade_element_id_mappings('rubric_levels');
// migrate all grades for these elements (it est the values that reviewers put into forms)
$sql = "SELECT *
FROM {workshop_grades_old}
WHERE workshopid $workshopids
AND elementno = 0
AND newid IS NULL";
$rs = $DB->get_recordset_sql($sql, $params);
$newassessmentids = workshop_upgrade_assessment_id_mappings();
$newdimensionids = $DB->get_records('workshopform_rubric_levels', array(), '', 'id,dimensionid');
foreach ($rs as $old) {
if (!isset($newelementids[$old->workshopid]) or !isset($newelementids[$old->workshopid][$old->elementno])) {
// orphaned grade - the assessment form element has been removed after the grade was recorded
continue;
}
$newlevelid = $newelementids[$old->workshopid][$old->elementno]->newid;
$new = new stdclass();
$new->assessmentid = $newassessmentids[$old->assessmentid];
$new->strategy = 'rubric';
$new->dimensionid = $newdimensionids[$newlevelid]->dimensionid;
$new->grade = $newelementids[$old->workshopid][$old->grade]->maxscore;
$newid = $DB->insert_record('workshop_grades', $new);
$DB->set_field('workshop_grades_old', 'newplugin', 'rubric', array('id' => $old->id));
$DB->set_field('workshop_grades_old', 'newid', $newid, array('id' => $old->id));
}
$rs->close();
}
}
/**
* Transforms a given record from workshop_elements_old into an object to be saved into workshopform_rubric_levels
*
* This is used during Criterion -> Rubric conversion
*
* @param stdclass $old legacy record from workshop_elements_old
* @param int $newdimensionid id of the new workshopform_rubric dimension record to be linked to
* @return stdclass to be saved in workshopform_rubric_levels
*/
function workshopform_rubric_upgrade_criterion_level(stdclass $old, $newdimensionid) {
$new = new stdclass();
$new->dimensionid = $newdimensionid;
$new->grade = $old->maxscore;
$new->definition = $old->description;
$new->definitionformat = FORMAT_HTML;
return $new;
}
/**
* Check if the the migration from legacy workshop 1.9 is needed
*
* @return bool
*/
function workshopform_rubric_upgrade_legacy_needed() {
global $CFG, $DB;
$dbman = $DB->get_manager();
if (!($dbman->table_exists('workshop_elements_old') and $dbman->table_exists('workshop_grades_old'))) {
return false;
}
return true;
}