/**
* Check the ghostscript path is valid to see if the plugin should be enabled.
* @return bool
*/
public function is_enabled()
{
global $CFG;
static $gspathok = null;
if (is_null($gspathok)) {
require_once $CFG->dirroot . '/mod/assign/feedback/pdf/mypdflib.php';
$result = AssignPDFLib::test_gs_path(false);
$gspathok = $result->status == AssignPDFLib::GSPATH_OK;
if (!$gspathok && $this->is_visible()) {
// Setting 'gspath' is invalid, so the plugin should be globally disabled.
set_config('disabled', true, $this->get_subtype() . '_' . $this->get_type());
}
}
if (!parent::is_enabled()) {
return false;
}
return $gspathok;
}
*/
require_once dirname(__FILE__) . '/../../../../config.php';
global $CFG, $PAGE, $OUTPUT;
require_once $CFG->dirroot . '/mod/assign/feedback/pdf/mypdflib.php';
$PAGE->set_url(new moodle_url('/mod/assign/feedback/pdf/testgs.php'));
$PAGE->set_context(context_system::instance());
require_login();
if (!is_siteadmin()) {
die('Admin only');
}
if (optional_param('sendimage', false, PARAM_BOOL)) {
// Serve the generated test image.
AssignPDFLib::send_test_image();
die;
}
$result = AssignPDFLib::test_gs_path();
switch ($result->status) {
case AssignPDFLib::GSPATH_OK:
$msg = get_string('test_ok', 'assignfeedback_pdf');
$msg .= html_writer::empty_tag('br');
$imgurl = new moodle_url($PAGE->url, array('sendimage' => 1));
$msg .= html_writer::empty_tag('img', array('src' => $imgurl));
break;
case AssignPDFLib::GSPATH_ERROR:
$msg = $result->message;
break;
default:
$msg = get_string("test_{$result->status}", 'assignfeedback_pdf');
break;
}
$returl = new moodle_url('/admin/settings.php', array('section' => 'assignfeedback_pdf'));
