function preProcessCommon()
{
parent::preProcessCommon();
CRM_Core_Resources::singleton()->addStyleFile('org.civicrm.hrabsence', 'css/hrabsence.css', 140, 'html-header');
//assigning legend to templete
$res = civicrm_api3('HRAbsenceType', 'get', array());
$absenceTypes = $res['values'];
foreach ($absenceTypes as $key => $absenceType) {
$count = $key - 1;
if (array_key_exists('debit_activity_type_id', $absenceType)) {
$legend[$absenceType['debit_activity_type_id']] = array('title' => $absenceType['title'], 'class' => "hrabsence-bg-{$count}-debit");
}
if (array_key_exists('credit_activity_type_id', $absenceType)) {
$legend[$absenceType['credit_activity_type_id']] = array('title' => $absenceType['title'] . ' (Credit)', 'class' => "hrabsence-bg-{$count}-credit");
}
}
//for two or more absence type color code
$legend['Mixed'] = array('title' => ts('Mixed'), 'class' => 'hrabsence-bg-mixed');
$this->assign('legend', $legend);
$this->assign('legendWidthPercent', 1 / count($legend) * 100 . '%');
}
