class.ilDclReferenceRecordRepresentation.php

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<?php
require_once('./Modules/DataCollection/classes/Fields/Base/class.ilDclBaseRecordRepresentation.php');

class ilDclReferenceRecordRepresentation extends ilDclBaseRecordRepresentation {

        public function getHTML($link = true) {
                $value = $this->getRecordField()->getValue();
                $record_field = $this->getRecordField();

                if (!$value || $value == "-") {
                        return "";
                }

                if (!is_array($value)) {
                        $value = array($value);
                }

                $html = "";

                foreach ($value as $v) {
                        $ref_record = ilDclCache::getRecordCache($v);
                        if (!$ref_record->getTableId() || !$record_field->getField() || !$record_field->getField()->getTableId()) {
                                //the referenced record_field does not seem to exist.
                                $record_field->setValue(NULL);
                                $record_field->doUpdate();
                        } else {
                                $field = $this->getRecordField()->getField();
                                if ($field->getProperty(ilDclBaseFieldModel::PROP_REFERENCE_LINK)) {
                                        $ref_record = ilDclCache::getRecordCache($v);
                                        $ref_table = $ref_record->getTable();

                                        if ($ref_table->getVisibleTableViews($_GET['ref_id'], true)) {
                                                $html .= $this->getLinkHTML(NULL, $v);
                                        } else {
                                                $html .= $ref_record->getRecordFieldHTML($field->getProperty(ilDclBaseFieldModel::PROP_REFERENCE));
                                        }
                                } else {
                                        $html .= $ref_record->getRecordFieldHTML($field->getProperty(ilDclBaseFieldModel::PROP_REFERENCE));
                                }
                        }
                        $html .= '<br>';
                }

                $html = substr($html, 0, -4); // cut away last <br>

                return $html;
        }


        protected function getLinkHTML($link_name = NULL, $value) {
                global $DIC;
                $ilCtrl = $DIC['ilCtrl'];

                if (!$value || $value == "-") {
                        return "";
                }
                $record_field = $this;
                $ref_record = ilDclCache::getRecordCache($value);
                if (!$link_name) {
                        $link_name = $ref_record->getRecordFieldHTML($record_field->getField()->getProperty(ilDclBaseFieldModel::PROP_REFERENCE));
                }
                $ilCtrl->clearParametersByClass("ilDclDetailedViewGUI");
                $ilCtrl->setParameterByClass("ilDclDetailedViewGUI", "record_id", $ref_record->getId());
                $ilCtrl->setParameterByClass("ilDclDetailedViewGUI", "back_tableview_id", $_GET['tableview_id']);
                $html = "<a href='" . $ilCtrl->getLinkTargetByClass("ilDclDetailedViewGUI", "renderRecord") . "&disable_paging=1'>" . $link_name . "</a>";

                return $html;
        }

}