class.ilDclTextRecordRepresentation.php

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<?php
require_once('./Modules/DataCollection/classes/Fields/Base/class.ilDclBaseRecordRepresentation.php');
class ilDclTextRecordRepresentation extends ilDclBaseRecordRepresentation {
        const LINK_MAX_LENGTH = 40;

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

                //Property URL
                $field = $this->getField();
                if ($field->hasProperty(ilDclBaseFieldModel::PROP_URL)) {
                        if (is_array($value)) {
                                $link = $value['link'];
                                $link_value = $value['title'] ? $value['title'] : $this->shortenLink($link);
                        } else {
                                $link = $value;
                                $link_value = $this->shortenLink($value);
                        }

                        if (substr($link, 0, 3) === 'www') {
                                $link = 'http://' . $link;
                        }

                        if (preg_match("/^[a-z0-9!#$%&'*+=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?$/i", $link)) {
                                $link = "mailto:" . $link;
                        } elseif (!(preg_match('~(^(news|(ht|f)tp(s?)\://){1}\S+)~i', $link))) {
                                return $link;
                        }

                        $html = "<a rel='noopener' target='_blank' href='" . htmlspecialchars($link, ENT_QUOTES) . "'>" . htmlspecialchars($link_value, ENT_QUOTES) . "</a>";

                } elseif ($field->hasProperty(ilDclBaseFieldModel::PROP_LINK_DETAIL_PAGE_TEXT) && $link && ilDclDetailedViewDefinition::isActive($_GET['tableview_id'])) {
                        $this->ctrl->clearParametersByClass("ilDclDetailedViewGUI");
                        $this->ctrl->setParameterByClass('ilDclDetailedViewGUI', 'record_id', $this->getRecordField()->getRecord()->getId());
                        $this->ctrl->setParameterByClass('ilDclDetailedViewGUI', 'tableview_id', $_GET['tableview_id']);
                        $html = '<a href="' . $this->ctrl->getLinkTargetByClass("ilDclDetailedViewGUI", 'renderRecord') . '">' . $value . '</a>';
                } else {
                        $html = (is_array($value) && isset($value['link']))? $value['link'] : $value;
                }
                return $html;
        }

        protected function shortenLink($value) {
                if (strlen($value) > self::LINK_MAX_LENGTH) {
                        if (substr($value, 0, 7) == "http://") {
                                $value = substr($value, 7);
                        }
                        if (substr($value, 0, 8) == "https://") {
                                $value = substr($value, 8);
                        }
                        if (substr($value, 0, 4) == "www.") {
                                $value = substr($value, 4);
                        }
                }
                $link = $value;

                if (strlen($value) > self::LINK_MAX_LENGTH) {
                        $link = substr($value, 0, (self::LINK_MAX_LENGTH - 3) / 2);
                        $link .= "...";
                        $link .= substr($value, -(self::LINK_MAX_LENGTH - 3) / 2);
                }

                return $link;
        }

        public function fillFormInput($form) {
                $input_field = $form->getItemByPostVar('field_'.$this->getField()->getId());
                $raw_input = $this->getFormInput();

                $value = is_array($raw_input) ? $raw_input['link'] : $raw_input;
                $field_values = array();
                if($this->getField()->getProperty(ilDclBaseFieldModel::PROP_URL)) {
                        $field_values["field_".$this->getRecordField()->getField()->getId()."_title"] = (isset($raw_input['title']))? $raw_input['title'] : '';
                }

                if ($this->getField()->hasProperty(ilDclBaseFieldModel::PROP_TEXTAREA)) {
                        $breaks = array( "<br />" );
                        $value = str_ireplace($breaks, "", $value);
                }

                $field_values["field_".$this->getRecordField()->getField()->getId()] = $value;
                $input_field->setValueByArray($field_values);
        }
}