moodle/mod/scorm/db/upgrade.php
2007-03-15 07:47:43 +00:00

269 lines
14 KiB
PHP

<?php //$Id$
// This file keeps track of upgrades to
// the scorm module
//
// Sometimes, changes between versions involve
// alterations to database structures and other
// major things that may break installations.
//
// The upgrade function in this file will attempt
// to perform all the necessary actions to upgrade
// your older installtion to the current version.
//
// If there's something it cannot do itself, it
// will tell you what you need to do.
//
// The commands in here will all be database-neutral,
// using the functions defined in lib/ddllib.php
function xmldb_scorm_upgrade($oldversion=0) {
global $CFG, $THEME, $db;
$result = true;
if ($result && $oldversion < 2006103100) {
/// Create the new sco optionals data table
/// Define table scorm_scoes_data to be created
$table = new XMLDBTable('scorm_scoes_data');
/// Adding fields to table scorm_scoes_data
$table->addFieldInfo('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null, null);
$table->addFieldInfo('scoid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, null, null);
$table->addFieldInfo('value', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null, null, null);
/// Adding keys to table scorm_scoes_data
$table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('id'));
/// Adding indexes to table scorm_scoes_data
$table->addIndexInfo('scoid', XMLDB_INDEX_NOTUNIQUE, array('scoid'));
/// Launch create table for scorm_scoes_data
$result = $result && create_table($table);
/// The old fields used in scorm_scoes
$fields = array('parameters' => '',
'prerequisites' => '',
'maxtimeallowed' => '',
'timelimitaction' => '',
'datafromlms' => '',
'masteryscore' => '',
'next' => '0',
'previous' => '0');
/// Retrieve old datas
if ($olddatas = get_records('scorm_scoes')) {
foreach ($olddatas as $olddata) {
$newdata = new stdClass();
$newdata->scoid = $olddata->id;
foreach ($fields as $field => $value) {
if ($olddata->$field != $value) {
$newdata->name = addslashes($field);
$newdata->value = addslashes($olddata->$field);
$id = insert_record('scorm_scoes_data', $newdata);
$result = $result && ($id != 0);
}
}
}
}
/// Remove no more used fields
$table = new XMLDBTable('scorm_scoes');
foreach ($fields as $field => $value) {
$field = new XMLDBField($field);
$result = $result && drop_field($table, $field);
}
}
if ($result && $oldversion < 2006120900) {
/// Define table scorm_seq_objective to be created
$table = new XMLDBTable('scorm_seq_objective');
/// Adding fields to table scorm_seq_objective
$table->addFieldInfo('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null, null);
$table->addFieldInfo('scoid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('primaryobj', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('objectiveid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('satisfiedbymeasure', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, null, null, '1');
$table->addFieldInfo('minnormalizedmeasure', XMLDB_TYPE_FLOAT, '11, 4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0.0000');
/// Adding keys to table scorm_seq_objective
$table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->addKeyInfo('scorm_objective_uniq', XMLDB_KEY_UNIQUE, array('scoid', 'id'));
$table->addKeyInfo('scorm_objective_scoid', XMLDB_KEY_FOREIGN, array('scoid'), 'scorm_scoes', array('id'));
/// Launch create table for scorm_seq_objective
$result = $result && create_table($table);
/// Define table scorm_seq_mapinfo to be created
$table = new XMLDBTable('scorm_seq_mapinfo');
/// Adding fields to table scorm_seq_mapinfo
$table->addFieldInfo('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null, null);
$table->addFieldInfo('scoid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('objectiveid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('targetobjectiveid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('readsatisfiedstatus', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, null, null, '1');
$table->addFieldInfo('readnormalizedmeasure', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, null, null, '1');
$table->addFieldInfo('writesatisfiedstatus', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('writenormalizedmeasure', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, null, null, '0');
/// Adding keys to table scorm_seq_mapinfo
$table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->addKeyInfo('scorm_mapinfo_uniq', XMLDB_KEY_UNIQUE, array('scoid', 'id', 'objectiveid'));
$table->addKeyInfo('scorm_mapinfo_scoid', XMLDB_KEY_FOREIGN, array('scoid'), 'scorm_scoes', array('id'));
$table->addKeyInfo('scorm_mapinfo_objectiveid', XMLDB_KEY_FOREIGN, array('objectiveid'), 'scorm_seq_objective', array('id'));
/// Launch create table for scorm_seq_mapinfo
$result = $result && create_table($table);
/// Define table scorm_seq_ruleconds to be created
$table = new XMLDBTable('scorm_seq_ruleconds');
/// Adding fields to table scorm_seq_ruleconds
$table->addFieldInfo('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null, null);
$table->addFieldInfo('scoid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('conditioncombination', XMLDB_TYPE_CHAR, '3', null, XMLDB_NOTNULL, null, null, null, 'all');
$table->addFieldInfo('ruletype', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('action', XMLDB_TYPE_CHAR, '25', null, XMLDB_NOTNULL, null, null, null, null);
/// Adding keys to table scorm_seq_ruleconds
$table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->addKeyInfo('scorm_ruleconds_un', XMLDB_KEY_UNIQUE, array('scoid', 'id'));
$table->addKeyInfo('scorm_ruleconds_scoid', XMLDB_KEY_FOREIGN, array('scoid'), 'scorm_scoes', array('id'));
/// Launch create table for scorm_seq_ruleconds
$result = $result && create_table($table);
/// Define table scorm_seq_rulecond to be created
$table = new XMLDBTable('scorm_seq_rulecond');
/// Adding fields to table scorm_seq_rulecond
$table->addFieldInfo('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null, null);
$table->addFieldInfo('scoid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('ruleconditionsid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('refrencedobjective', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, null, null, null);
$table->addFieldInfo('measurethreshold', XMLDB_TYPE_FLOAT, '11, 4', null, XMLDB_NOTNULL, null, null, null, '0.0000');
$table->addFieldInfo('operator', XMLDB_TYPE_CHAR, '5', null, XMLDB_NOTNULL, null, null, null, 'noOp');
$table->addFieldInfo('cond', XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, null, null, 'always');
/// Adding keys to table scorm_seq_rulecond
$table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->addKeyInfo('scorm_rulecond_uniq', XMLDB_KEY_UNIQUE, array('id', 'scoid', 'ruleconditionsid'));
$table->addKeyInfo('scorm_rulecond_scoid', XMLDB_KEY_FOREIGN, array('scoid'), 'scorm_scoes', array('id'));
$table->addKeyInfo('scorm_rulecond_ruleconditionsid', XMLDB_KEY_FOREIGN, array('ruleconditionsid'), 'scorm_seq_ruleconds', array('id'));
/// Launch create table for scorm_seq_rulecond
$result = $result && create_table($table);
/// Define table scorm_seq_rolluprule to be created
$table = new XMLDBTable('scorm_seq_rolluprule');
/// Adding fields to table scorm_seq_rolluprule
$table->addFieldInfo('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null, null);
$table->addFieldInfo('scoid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('childactivityset', XMLDB_TYPE_CHAR, '15', null, XMLDB_NOTNULL, null, null, null, null);
$table->addFieldInfo('minimumcount', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('minimumpercent', XMLDB_TYPE_FLOAT, '11, 4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0.0000');
$table->addFieldInfo('conditioncombination', XMLDB_TYPE_CHAR, '3', null, XMLDB_NOTNULL, null, null, null, 'all');
$table->addFieldInfo('action', XMLDB_TYPE_CHAR, '15', null, XMLDB_NOTNULL, null, null, null, null);
/// Adding keys to table scorm_seq_rolluprule
$table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->addKeyInfo('scorm_rolluprule_uniq', XMLDB_KEY_UNIQUE, array('scoid', 'id'));
$table->addKeyInfo('scorm_rolluprule_scoid', XMLDB_KEY_FOREIGN, array('scoid'), 'scorm_scoes', array('id'));
/// Launch create table for scorm_seq_rolluprule
$result = $result && create_table($table);
/// Define table scorm_seq_rolluprulecond to be created
$table = new XMLDBTable('scorm_seq_rolluprulecond');
/// Adding fields to table scorm_seq_rolluprulecond
$table->addFieldInfo('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null, null);
$table->addFieldInfo('scoid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('rollupruleid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0');
$table->addFieldInfo('operator', XMLDB_TYPE_CHAR, '5', null, XMLDB_NOTNULL, null, null, null, 'noOp');
$table->addFieldInfo('cond', XMLDB_TYPE_CHAR, '25', null, XMLDB_NOTNULL, null, null, null, null);
/// Adding keys to table scorm_seq_rolluprulecond
$table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->addKeyInfo('scorm_rulluprulecond_uniq', XMLDB_KEY_UNIQUE, array('scoid', 'rollupruleid', 'id'));
$table->addKeyInfo('scorm_rolluprulecond_scoid', XMLDB_KEY_FOREIGN, array('scoid'), 'scorm_scoes', array('id'));
$table->addKeyInfo('scorm_rolluprulecond_rolluprule', XMLDB_KEY_FOREIGN, array('rollupruleid'), 'scorm_seq_rolluprule', array('id'));
/// Launch create table for scorm_seq_rolluprulecond
$result = $result && create_table($table);
}
//Adding new field to table scorm
if ($result && $oldversion < 2007011800) {
/// Define field format to be added to data_comments
$table = new XMLDBTable('scorm');
$field = new XMLDBField('md5_result');
$field->setAttributes(XMLDB_TYPE_CHAR, '32' , null, null, null, null, null, null, null);
/// Launch add field format
$result = $result && add_field($table, $field);
$field = new XMLDBField('external');
$field->setAttributes(XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0', null);
$result = $result && add_field($table, $field);
}
if ($result && $oldversion < 2007012400) {
/// Rename field external on table scorm to updatefreq
$table = new XMLDBTable('scorm');
$field = new XMLDBField('external');
if (field_exists($table, $field)) {
$field->setAttributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0', 'maxattempt');
/// Launch rename field updatefreq
$result = $result && rename_field($table, $field, 'updatefreq');
} else {
$field = new XMLDBField('updatefreq');
$field->setAttributes(XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '0', 'maxattempt');
$result = $result && add_field($table, $field);
}
/// Rename field md5_result on table scorm to md5hash
$field = new XMLDBField('md5_result');
if (field_exists($table, $field)) {
$field->setAttributes(XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null, null, null, 'updatefreq');
/// Launch rename field md5hash
$result = $result && rename_field($table, $field, 'md5hash');
} else {
$field = new XMLDBField('md5hash');
$field->setAttributes(XMLDB_TYPE_CHAR, '32', null, XMLDB_NOTNULL, null, null, null, '', 'updatefreq');
$result = $result && add_field($table, $field);
}
}
if ($result && $oldversion < 2007031300) {
if ($tracks = get_records('scorm_scoes_track')) {
foreach ($tracks as $track) {
$element = preg_replace('/\.N(\d+)\./',".\$1.",$track->element);
if ($track->element != $element) {
$track->element = $element;
update_record('scorm_scoes_track',$track);
}
}
}
}
return $result;
}
?>