/**
* Parse general placeholders, mostly certificate data
*
* @param ilObjCourse $course
* @return array
*/
protected function parseGeneralPlaceholders(ilObjCourse $course)
{
$utc = ilCertificateConfig::get('time_format_utc');
$cert_valid_from = strtotime($this->certificate->getValidFrom());
$cert_valid_to = strtotime($this->certificate->getValidTo());
if ($utc) {
// fix for timezone issue: when converting a mysql date into a timestamp and then into another timezone, its possible the date changes (because the start date is the first second of the day).
// We now add 12*60*60 seconds to be in the middle of the day
$cert_valid_to += srCertificate::TIME_ZONE_CORRECTION;
$cert_valid_from += srCertificate::TIME_ZONE_CORRECTION;
}
$placeholder = array('DATE' => $this->formatDate('DATE'), 'DATETIME' => $this->formatDateTime('DATETIME'), 'TIMESTAMP' => $utc ? strtotime(gmdate('Y-m-d H:i:s')) : time(), 'CERT_FILE_NAME' => $this->certificate->getFilename(), 'CERT_FILE_VERSION' => $this->certificate->getFileVersion(), 'CERT_VALID_FROM' => $this->certificate->getValidFrom() == '' ? $this->pl->txt('unlimited') : $this->formatDate('CERT_VALID_FROM', $cert_valid_from), 'CERT_VALID_TO' => $this->certificate->getValidTo() == '' ? $this->pl->txt('unlimited') : $this->formatDate('CERT_VALID_TO', $cert_valid_to), 'CERT_ID' => $this->certificate->getId(), 'CERT_TEMPLATE_PATH' => $this->certificate->getDefinition()->getType()->getCertificateTemplatesPath(), 'CERT_TYPE_TITLE' => $this->certificate->getDefinition()->getType()->getTitle(), 'CERT_TYPE_DESCRIPTION' => $this->certificate->getDefinition()->getType()->getDescription(), 'COURSE_TITLE' => $course->getTitle());
return $placeholder;
}
/**
* Generate the report for given certificate
*
* @param srCertificate $cert
* @throws ilException
* @return bool
*/
public function generate(srCertificate $cert)
{
if (!$this->isAvailable()) {
throw new ilException("Generating certificates with TemplateTypeJasper is only available if the JasperReport service is installed");
}
require_once self::JASPER_CLASS;
$template = $cert->getDefinition()->getType()->getCertificateTemplatesPath(true);
// A template is required, so quit early if it does not exist for some reason
if (!is_file($template)) {
return false;
}
$placeholders = $cert->getPlaceholders();
try {
$defined_placeholders = $this->parseDefinedPlaceholders($template);
} catch (Exception $e) {
// XML is not valid
return false;
}
// Only send defined placeholders to jasper, otherwise the template file is not considered as valid
$placeholders = array_intersect_key($placeholders, $defined_placeholders);
$placeholders = $this->nl2br($placeholders);
$report = new JasperReport($template, $cert->getFilename(false));
if ($locale = $this->pl->config('jasper_locale')) {
$report->setLocale($this->pl->config('jasper_locale'));
}
if ($java = $this->pl->config('jasper_path_java')) {
$report->setPathJava($java);
}
$report->setDataSource(JasperReport::DATASOURCE_EMPTY);
$report->setParameters($placeholders);
try {
$report->generateOutput();
$report_file = $report->getOutputFile();
// Move pdf to correct certificate location
$cert_path = $cert->getCertificatePath();
if (!file_exists($cert_path)) {
ilUtil::makeDirParents($cert_path);
}
$from = $report_file . '.pdf';
$to = $cert->getFilePath();
return ilUtil::moveUploadedFile($from, '', $to, false, 'rename');
} catch (JasperReportException $e) {
$this->log->write("srCertificateTemplyteTypeJasper::generate() Report file of certificate with ID {$cert->getId()} was not created by Jasper: " . implode(', ', $e->getErrors()));
return false;
}
}
