class.arEditGUI.php

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<?php
require_once('./Services/Form/classes/class.ilPropertyFormGUI.php');
require_once('./Services/ActiveRecord/Views/Edit/class.arEditField.php');
require_once('./Services/ActiveRecord/Views/Edit/class.arEditFields.php');

class arEditGUI extends ilPropertyFormGUI {

        protected $ar;
        protected $parent_gui;
        protected $ctrl;
        protected $form_name = "";
        protected $form_prefix = "";
        protected $fields;


        public function __construct(arGUI $parent_gui, ActiveRecord $ar) {
                global $ilCtrl;

                $this->ar = $ar;
                $this->parent_gui = $parent_gui;
                $this->ctrl = $ilCtrl;
                $this->ctrl->saveParameter($parent_gui, 'ar_id');
                $this->setFormName(get_class($ar));
                $this->init();
        }


        protected function init() {
                $this->initFields();
                $this->initForm();
                if ($this->ar->getPrimaryFieldValue() != 0) {
                        $this->fillForm();
                }
        }


        protected function initFields() {
                $this->fields = new arEditFields($this->ar);
                $this->customizeFields();
                $this->fields->sortFields();
        }


        protected function customizeFields() {
        }


        protected function initForm() {
                $this->BeforeInitForm();
                $this->initFormAction();
                $this->initFormTitle();
                $this->generateFormFields();
                $this->initCommandButtons();
                $this->afterInitForm();
        }


        protected function beforeInitForm() {
        }


        protected function initFormAction() {
                $this->setFormAction($this->ctrl->getFormAction($this->parent_gui, "index"));
        }


        protected function initFormTitle() {
                $this->setFormPrefix("");
                if ($this->ar->getPrimaryFieldValue() == 0) {
                        $this->setTitle($this->txt($this->getFormPrefix() . 'create_' . $this->getFormName()));
                } else {
                        $this->setTitle($this->txt($this->getFormPrefix() . 'edit_' . $this->getFormName()));
                }
        }


        protected function generateFormFields() {

                foreach ($this->fields->getFields() as $field) {
                        if ($field->getVisible()) {
                                $this->addFormField($field);
                        }
                }
        }


        protected function addFormField(arEditField $field) {
                $field_element = NULL;
                if (!$field->getFormElement()) {
                        switch ($field->getFieldType()) {
                                case 'integer':
                                case 'float':
                                        $field->setFormElement($this->addNumbericInputField($field));
                                        break;
                                        break;
                                case 'date':
                                case 'time':
                                case 'timestamp':
                                        $field->setFormElement($this->addDateTimeInputField($field));
                                        break;
                                case 'clob':
                                        $field->setFormElement($this->addClobInputField($field));
                                        break;
                                default:
                                        $field->setFormElement($this->addTextInputField($field));
                        }
                        if ($field->getNotNull()) {
                                $field->getFormElement()->setRequired(true);
                        }
                }

                if ($field->getFormElement()) {
                        if ($field->getSubelementOf()) {
                                $field->getSubelementOf()->addSubItem($field->getFormElement());
                        } else {
                                $this->addItem($field->getFormElement());
                        }
                }
        }


        protected function addBooleanInputField(arEditField $field) {
                return new ilCheckboxInputGUI($this->txt($field->getTxt()), $field->getName());
        }


        protected function addTextInputField(arEditField $field) {
                return new ilTextInputGUI($this->txt($field->getTxt()), $field->getName());
        }


        protected function addNumbericInputField(arEditField $field) {
                return new ilNumberInputGUI($this->txt($field->getTxt()), $field->getName());
        }


        protected function addDateTimeInputField(arEditField $field) {
                $date_input = new ilDateTimeInputGUI($this->txt($field->getTxt()), $field->getName());
                $date_input->setDate(new ilDate(date('Y-m-d H:i:s'), IL_CAL_DATE));
                $date_input->setShowTime(true);

                return $date_input;
        }


        protected function addClobInputField(arEditField $field) {
                return new ilTextAreaInputGUI($this->txt($field->getTxt()), $field->getName());
        }


        protected function initCommandButtons() {
                if ($this->ar->getPrimaryFieldValue() == 0) {
                        $this->addCommandButton('create', $this->txt('create', false));
                } else {
                        $this->addCommandButton('update', $this->txt('save', false));
                }
                $this->addCommandButton('index', $this->txt('cancel', false));
        }


        protected function afterInitForm() {
        }


        public function fillForm() {
                $this->beforeFillForm();
                foreach ($this->fields->getFields() as $field) {
                        if ($field->getVisible()) {
                                if ($field->getFormElement()) {
                                        $this->fillFormField($field);
                                }
                        }
                }
                $this->afterFillForm();
        }


        protected function beforeFillForm() {
        }


        protected function afterFillForm() {
        }


        protected function fillFormField(arEditField $field) {
                $get_function = $field->getGetFunctionName();
                switch (get_class($field->getFormElement())) {
                        case 'ilCheckboxInputGUI':
                                $field->getFormElement()->setValue(1);
                                $field->getFormElement()->setChecked($this->ar->$get_function() == 1 ? true : false);
                                break;
                        case 'ilNumberInputGUI':
                        case 'ilSelectInputGUI':
                        case 'ilTextInputGUI':
                        case 'ilTextAreaInputGUI':
                        case 'ilRadioGroupInputGUI':
                                $field->getFormElement()->setValue($this->ar->$get_function());
                                break;
                        case 'ilDateTimeInputGUI':
                        case 'ilDate':
                                $datetime = new ilDateTime($this->ar->$get_function(), IL_CAL_DATETIME);
                                $form_item->setDate($datetime);
                                break;
                        default:
                                $this->fillCustomFormField($field);
                                break;
                }
        }


        protected function fillCustomFormField(arEditField $field) {
        }



        public function saveObject() {
                if (!$this->beforeSave()) {
                        return false;
                }
                global $ilUser;
                if (!$this->setArFieldsAfterSubmit()) {
                        return false;
                }
                $modified_by_field = $this->getFields()->getModifiedByField();
                if ($modified_by_field) {
                        $set_modified_by_function = $modified_by_field->getSetFunctionName();
                        $this->ar->$set_modified_by_function($ilUser->getId());
                }
                $modification_date_field = $this->getFields()->getModificationDateField();
                if ($modification_date_field) {
                        $set_modification_date_function = $modification_date_field->getSetFunctionName();
                        $datetime = new ilDateTime(time(), IL_CAL_UNIX);
                        $this->ar->$set_modification_date_function($datetime);
                }
                if ($this->ar->getPrimaryFieldValue() != 0) {
                        $this->ar->update();
                } else {
                        $created_by_field = $this->getFields()->getCreatedByField();
                        if ($created_by_field) {
                                $set_created_by_function = $created_by_field->getSetFunctionName();
                                $this->ar->$set_created_by_function($ilUser->getId());
                        }
                        $creation_date_field = $this->getFields()->getCreationDateField();
                        if ($creation_date_field) {
                                $set_creation_date_function = $creation_date_field->getSetFunctionName();
                                $datetime = new ilDateTime(time(), IL_CAL_UNIX);
                                $this->ar->$set_creation_date_function($datetime);
                        }
                        $this->ar->create();
                }

                return $this->afterSave();
        }


        protected function beforeSave() {
                return true;
        }


        protected function afterSave() {
                return true;
        }


        public function setArFieldsAfterSubmit() {
                if (!$this->checkInput()) {
                        return false;
                }
                if (!$this->afterValidation()) {
                        return false;
                }

                foreach ($this->fields->getFields() as $field) {
                        if (!$this->setArFieldAfterSubmit($field)) {
                                return false;
                        }
                }

                return true;
        }


        protected function afterValidation() {
                return true;
        }


        protected function setArFieldAfterSubmit(arEditField $field) {
                $valid = false;

                if ($field->getPrimary()) {
                        $valid = true;

                        return true;
                }
                if (array_key_exists($field->getName(), $_POST)) {
                        switch (get_class($field->getFormElement())) {
                                case 'ilNumberInputGUI':
                                case 'ilCheckboxInputGUI':
                                case 'ilSelectInputGUI':
                                case 'ilRadioGroupInputGUI':
                                        return $this->setNumericRecordField($field);
                                case 'ilTextInputGUI':
                                case 'ilTextAreaInputGUI':
                                        return $this->setTextRecordField($field);
                                case 'ilDateTimeInputGUI':
                                case 'ilDate':
                                        return $this->setDateTimeRecordField($field);
                                default:
                                        return $this->setCustomRecordField($field);
                        }
                }

                return $this->handleEmptyPostValue($field);;
        }


        protected function setNumericRecordField(arEditField $field) {
                $set_function = $field->getSetFunctionName();
                $this->ar->$set_function($this->getInput($field->getName()));

                return true;
        }


        protected function setTextRecordField(arEditField $field) {
                $set_function = $field->getSetFunctionName();
                $this->ar->$set_function($this->getInput($field->getName()));

                return true;
        }


        protected function setDateTimeRecordField(arEditField $field) {
                $set_function = $field->getSetFunctionName();
                $value = $this->getInput($field->getName());
                if ($value['time']) {
                        $datetime = new ilDateTime($value['date'] . " " . $value['time'], IL_CAL_DATETIME);
                } else {
                        $datetime = new ilDateTime($value['date'], IL_CAL_DATETIME);
                }
                $this->ar->$set_function($datetime);

                return true;
        }


        protected function setCustomRecordField(arEditField $field) {
                return true;
        }


        protected function handleEmptyPostValue(arEditField $field) {
                return true;
        }

        function setFields(arEditFields $fields) {
                $this->fields = $fields;
        }


        public function getFields() {
                return $this->fields;
        }


        public function getFieldsAsArray() {
                return $this->getFields()->getFields();
        }


        public function getField($field_name) {
                return $this->getFields()->getField($field_name);
        }


        public function addEditField(arEditField $field) {
                $this->getFields()->addField($field);
        }


        protected function txt($txt, $plugin_txt = true) {
                return $this->parent_gui->txt($txt, $plugin_txt);
        }


        public function setFormName($form_name) {
                $this->form_name = $form_name;
        }


        public function getFormName() {
                return $this->form_name;
        }


        public function setFormPrefix($form_prefix) {
                $this->form_prefix = $form_prefix;
        }


        public function getFormPrefix() {
                return $this->form_prefix;
        }
}