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<?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 is part of BasicLTI4Moodle
//
// BasicLTI4Moodle is an IMS BasicLTI (Basic Learning Tools for Interoperability)
// consumer for Moodle 1.9 and Moodle 2.0. BasicLTI is a IMS Standard that allows web
// based learning tools to be easily integrated in LMS as native ones. The IMS BasicLTI
// specification is part of the IMS standard Common Cartridge 1.1 Sakai and other main LMS
// are already supporting or going to support BasicLTI. This project Implements the consumer
// for Moodle. Moodle is a Free Open source Learning Management System by Martin Dougiamas.
// BasicLTI4Moodle is a project iniciated and leaded by Ludo(Marc Alier) and Jordi Piguillem
// at the GESSI research group at UPC.
// SimpleLTI consumer for Moodle is an implementation of the early specification of LTI
// by Charles Severance (Dr Chuck) htp://dr-chuck.com , developed by Jordi Piguillem in a
// Google Summer of Code 2008 project co-mentored by Charles Severance and Marc Alier.
//
// BasicLTI4Moodle is copyright 2009 by Marc Alier Forment, Jordi Piguillem and Nikolas Galanis
// of the Universitat Politecnica de Catalunya http://www.upc.edu
// Contact info: Marc Alier Forment granludo @ gmail.com or marc.alier @ upc.edu.
/**
* This file keeps track of upgrades to the lti module
*
* @package mod_lti
* @copyright 2009 Marc Alier, Jordi Piguillem, Nikolas Galanis
* marc.alier@upc.edu
* @copyright 2009 Universitat Politecnica de Catalunya http://www.upc.edu
* @author Marc Alier
* @author Jordi Piguillem
* @author Nikolas Galanis
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die;
/**
* xmldb_lti_upgrade is the function that upgrades
* the lti module database when is needed
*
* This function is automaticly called when version number in
* version.php changes.
*
* @param int $oldversion New old version number.
*
* @return boolean
*/
function xmldb_lti_upgrade($oldversion) {
global $CFG, $DB, $OUTPUT;
$dbman = $DB->get_manager();
// Automatically generated Moodle v3.3.0 release upgrade line.
// Put any upgrade step following this.
// Automatically generated Moodle v3.4.0 release upgrade line.
// Put any upgrade step following this.
if ($oldversion < 2017111301) {
// A bug in the LTI plugin incorrectly inserted a grade item for
// LTI instances which were set to not allow grading.
// The change finds any LTI which does not have grading enabled,
// and updates any grades to delete them.
$ltis = $DB->get_recordset_sql("
SELECT
l.id,
l.course,
l.instructorchoiceacceptgrades,
t.enabledcapability,
t.toolproxyid,
tc.value AS acceptgrades
FROM {lti} l
INNER JOIN {grade_items} gt
ON l.id = gt.iteminstance
LEFT JOIN {lti_types} t
ON t.id = l.typeid
LEFT JOIN {lti_types_config} tc
ON tc.typeid = t.id AND tc.name = 'acceptgrades'
WHERE gt.itemmodule = 'lti'
AND gt.itemtype = 'mod'
");
foreach ($ltis as $lti) {
$acceptgrades = true;
if (empty($lti->toolproxyid)) {
$typeacceptgrades = isset($lti->acceptgrades) ? $lti->acceptgrades : 2;
if (!($typeacceptgrades == 1 ||
($typeacceptgrades == 2 && $lti->instructorchoiceacceptgrades == 1))) {
$acceptgrades = false;
}
} else {
$enabledcapabilities = explode("\n", $lti->enabledcapability);
$acceptgrades = in_array('Result.autocreate', $enabledcapabilities);
}
if (!$acceptgrades) {
// Required when doing CLI upgrade.
require_once($CFG->libdir . '/gradelib.php');
grade_update('mod/lti', $lti->course, 'mod', 'lti', $lti->id, 0, null, array('deleted' => 1));
}
}
$ltis->close();
upgrade_mod_savepoint(true, 2017111301, 'lti');
}
// Automatically generated Moodle v3.5.0 release upgrade line.
// Put any upgrade step following this.
// Automatically generated Moodle v3.6.0 release upgrade line.
// Put any upgrade step following this.
if ($oldversion < 2019031300) {
// Define table lti_access_tokens to be updated.
$table = new xmldb_table('lti_types');
// Define field ltiversion to be added to lti_types.
$field = new xmldb_field('ltiversion', XMLDB_TYPE_CHAR, 10, null, XMLDB_NOTNULL, null, null, 'coursevisible');
// Conditionally launch add field ltiversion.
if (!$dbman->field_exists($table, $field)) {
$dbman->add_field($table, $field);
$DB->set_field_select('lti_types', 'ltiversion', 'LTI-1p0', 'toolproxyid IS NULL');
$DB->set_field_select('lti_types', 'ltiversion', 'LTI-2p0', 'toolproxyid IS NOT NULL');
}
// Define field clientid to be added to lti_types.
$field = new xmldb_field('clientid', XMLDB_TYPE_CHAR, '255', null, null, null, null, 'ltiversion');
// Conditionally launch add field clientid.
if (!$dbman->field_exists($table, $field)) {
$dbman->add_field($table, $field);
}
// Define index clientid (unique) to be added to lti_types.
$index = new xmldb_index('clientid', XMLDB_INDEX_UNIQUE, array('clientid'));
// Conditionally launch add index clientid.
if (!$dbman->index_exists($table, $index)) {
$dbman->add_index($table, $index);
}
require_once($CFG->dirroot . '/mod/lti/upgradelib.php');
$warning = mod_lti_verify_private_key();
if (!empty($warning)) {
echo $OUTPUT->notification($warning, 'notifyproblem');
}
// Lti savepoint reached.
upgrade_mod_savepoint(true, 2019031300, 'lti');
}
if ($oldversion < 2019031301) {
// Define table lti_access_tokens to be created.
$table = new xmldb_table('lti_access_tokens');
// Adding fields to table lti_access_tokens.
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('typeid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
$table->add_field('scope', XMLDB_TYPE_TEXT, null, null, XMLDB_NOTNULL, null, null);
$table->add_field('token', XMLDB_TYPE_CHAR, '128', null, XMLDB_NOTNULL, null, null);
$table->add_field('validuntil', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
$table->add_field('timecreated', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
$table->add_field('lastaccess', XMLDB_TYPE_INTEGER, '10', null, null, null, null);
// Adding keys to table lti_access_tokens.
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->add_key('typeid', XMLDB_KEY_FOREIGN, array('typeid'), 'lti_types', array('id'));
// Add an index.
$table->add_index('token', XMLDB_INDEX_UNIQUE, array('token'));
// Conditionally launch create table for lti_access_tokens.
if (!$dbman->table_exists($table)) {
$dbman->create_table($table);
}
// Lti savepoint reached.
upgrade_mod_savepoint(true, 2019031301, 'lti');
}
if ($oldversion < 2019031302) {
// Define field typeid to be added to lti_tool_settings.
$table = new xmldb_table('lti_tool_settings');
$field = new xmldb_field('typeid', XMLDB_TYPE_INTEGER, '10', null, null, null, null, 'toolproxyid');
// Conditionally launch add field typeid.
if (!$dbman->field_exists($table, $field)) {
$dbman->add_field($table, $field);
}
// Define key typeid (foreign) to be added to lti_tool_settings.
$table = new xmldb_table('lti_tool_settings');
$key = new xmldb_key('typeid', XMLDB_KEY_FOREIGN, ['typeid'], 'lti_types', ['id']);
// Launch add key typeid.
$dbman->add_key($table, $key);
// Lti savepoint reached.
upgrade_mod_savepoint(true, 2019031302, 'lti');
}
// Automatically generated Moodle v3.7.0 release upgrade line.
// Put any upgrade step following this.
// Automatically generated Moodle v3.8.0 release upgrade line.
// Put any upgrade step following this.
return true;
}