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datamodel.php
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datamodel.php
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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/>.
require_once('../../config.php');
require_once($CFG->dirroot.'/mod/scorm/locallib.php');
$id = optional_param('id', '', PARAM_INT); // Course Module ID, or
$a = optional_param('a', '', PARAM_INT); // scorm ID
$scoid = required_param('scoid', PARAM_INT); // sco ID
$attempt = required_param('attempt', PARAM_INT); // attempt number
if (!empty($id)) {
if (! $cm = get_coursemodule_from_id('scorm', $id)) {
print_error('invalidcoursemodule');
}
if (! $course = $DB->get_record("course", array("id"=>$cm->course))) {
print_error('coursemisconf');
}
if (! $scorm = $DB->get_record("scorm", array("id"=>$cm->instance))) {
print_error('invalidcoursemodule');
}
} else if (!empty($a)) {
if (! $scorm = $DB->get_record("scorm", array("id"=>$a))) {
print_error('invalidcoursemodule');
}
if (! $course = $DB->get_record("course", array("id"=>$scorm->course))) {
print_error('coursemisconf');
}
if (! $cm = get_coursemodule_from_instance("scorm", $scorm->id, $course->id)) {
print_error('invalidcoursemodule');
}
} else {
print_error('missingparameter');
}
$PAGE->set_url('/mod/scorm/datamodel.php', array('scoid'=>$scoid, 'attempt'=>$attempt, 'id'=>$cm->id));
require_login($course, false, $cm);
if (confirm_sesskey() && (!empty($scoid))) {
$result = true;
$request = null;
if (has_capability('mod/scorm:savetrack', context_module::instance($cm->id))) {
foreach (data_submitted() as $element => $value) {
$element = str_replace('__', '.', $element);
if (substr($element, 0, 3) == 'cmi') {
$netelement = preg_replace('/\.N(\d+)\./', "\.\$1\.", $element);
$result = scorm_insert_track($USER->id, $scorm->id, $scoid, $attempt, $element, $value, $scorm->forcecompleted) && $result;
}
if (substr($element, 0, 15) == 'adl.nav.request') {
// SCORM 2004 Sequencing Request
require_once($CFG->dirroot.'/mod/scorm/datamodels/scorm_13lib.php');
$search = array('@continue@', '@previous@', '@\{target=(\S+)\}choice@', '@exit@', '@exitAll@', '@abandon@', '@abandonAll@');
$replace = array('continue_', 'previous_', '\1', 'exit_', 'exitall_', 'abandon_', 'abandonall');
$action = preg_replace($search, $replace, $value);
if ($action != $value) {
// Evaluating navigation request
$valid = scorm_seq_overall ($scoid, $USER->id, $action, $attempt);
$valid = 'true';
// Set valid request
$search = array('@continue@', '@previous@', '@\{target=(\S+)\}choice@');
$replace = array('true', 'true', 'true');
$matched = preg_replace($search, $replace, $value);
if ($matched == 'true') {
$request = 'adl.nav.request_valid["'.$action.'"] = "'.$valid.'";';
}
}
}
}
}
if ($result) {
echo "true\n0";
} else {
echo "false\n101";
}
if ($request != null) {
echo "\n".$request;
}
}