class.ilObjectCustomUserFieldsGUI.php

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<?php
/*
    +-----------------------------------------------------------------------------+
    | ILIAS open source                                                           |
    +-----------------------------------------------------------------------------+
    | Copyright (c) 1998-2006 ILIAS open source, University of Cologne            |
    |                                                                             |
    | This program is free software; you can redistribute it and/or               |
    | modify it under the terms of the GNU General Public License                 |
    | as published by the Free Software Foundation; either version 2              |
    | of the License, or (at your option) any later version.                      |
    |                                                                             |
    | This program is distributed in the hope that it will be useful,             |
    | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
    | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
    | GNU General Public License for more details.                                |
    |                                                                             |
    | You should have received a copy of the GNU General Public License           |
    | along with this program; if not, write to the Free Software                 |
    | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
    +-----------------------------------------------------------------------------+
*/
include_once('Modules/Course/classes/Export/class.ilCourseDefinedFieldDefinition.php');
include_once('Services/Membership/classes/class.ilMemberAgreement.php');
 
class ilObjectCustomUserFieldsGUI
{
    const MODE_CREATE = 1;
    const MODE_UPDATE = 2;
    
    private $form = null;
    
    private $lng;
    private $tpl;
    private $ctrl;
    private $tabs_gui;
    
    private $obj_id;
    private $ref_id;
    
    private $cdf;
    
    public function __construct($a_obj_id)
    {
        global $lng,$tpl,$ilCtrl,$ilTabs;
        
        $this->lng = $lng;
        $this->lng->loadLanguageModule('ps');
        $this->lng->loadLanguageModule(ilObject::_lookupType($a_obj_id));
        
        $this->tpl = $tpl;
        $this->ctrl = $ilCtrl;
        $this->tabs_gui = $ilTabs;
        
        $this->obj_id = $a_obj_id;
 
        // Currently only supported for container objects
        $refs = ilObject::_getAllReferences($this->obj_id);
        $this->ref_id = end($refs);
    }
    
    public function executeCommand()
    {
        global $ilErr, $ilAccess, $lng;
 
        if (!$ilAccess->checkAccess('write', '', $this->ref_id)) {
            $ilErr->raiseError($lng->txt('permission_denied'), $ilErr->WARNING);
        }
 
        $cmd = $this->ctrl->getCmd();
        
        switch ($next_class = $this->ctrl->getNextClass($this)) {
            default:
                if (!$cmd) {
                    $cmd = 'show';
                }
                $this->$cmd();
                break;
        }
    }
    
    public function getObjId()
    {
        return $this->obj_id;
    }
    
    protected function show()
    {
        if (ilMemberAgreement::_hasAgreementsByObjId($this->getObjId())) {
            ilUtil::sendInfo($this->lng->txt('ps_cdf_warning_modify'));
        }
        $this->listFields();
    }
    
    protected function listFields()
    {
        global $ilToolbar;
        
        $ilToolbar->addButton(
            $this->lng->txt('ps_cdf_add_field'),
            $this->ctrl->getLinkTarget($this, 'addField')
        );
        
        include_once './Services/Membership/classes/class.ilObjectCustomUserFieldsTableGUI.php';
        $table = new ilObjectCustomUserFieldsTableGUI($this, 'listFields');
        $table->parse(ilCourseDefinedFieldDefinition::_getFields($this->getObjId()));
        $this->tpl->setContent($table->getHTML());
    }
    
    protected function saveFields()
    {
        $fields = ilCourseDefinedFieldDefinition::_getFields($this->getObjId());
        foreach ($fields as $field_obj) {
            $field_obj->enableRequired((bool) isset($_POST['required'][$field_obj->getId()]));
            $field_obj->update();
        }
        
        ilMemberAgreement::_deleteByObjId($this->getObjId());
        ilUtil::sendSuccess($this->lng->txt('settings_saved'));
        $this->listFields();
        return true;
    }
    
    protected function confirmDeleteFields()
    {
        if (!count($_POST['field_ids'])) {
            ilUtil::sendFailure($this->lng->txt('ps_cdf_select_one'));
            $this->listFields();
            return false;
        }
        include_once './Services/Utilities/classes/class.ilConfirmationGUI.php';
        $confirm = new ilConfirmationGUI();
        $confirm->setFormAction($this->ctrl->getFormAction($this));
        $confirm->setHeaderText($this->lng->txt('ps_cdf_delete_sure'));
        
        foreach ($_POST['field_ids'] as $field_id) {
            $tmp_field = new ilCourseDefinedFieldDefinition($this->getObjId(), $field_id);
            
            $confirm->addItem('field_ids[]', $field_id, $tmp_field->getName());
        }
        
        $confirm->setConfirm($this->lng->txt('delete'), 'deleteFields');
        $confirm->setCancel($this->lng->txt('cancel'), 'listFields');
        $this->tpl->setContent($confirm->getHTML());
    }
    
    protected function deleteFields()
    {
        foreach ((array) $_POST['field_ids'] as $field_id) {
            $tmp_field = new ilCourseDefinedFieldDefinition($this->obj_id, $field_id);
            $tmp_field->delete();
        }
        
        ilMemberAgreement::_deleteByObjId($this->obj_id);
        
        ilUtil::sendSuccess($this->lng->txt('ps_cdf_deleted'));
        $this->listFields();
        return true;
    }
    
    protected function addField()
    {
        $this->initFieldForm(self::MODE_CREATE);
        
        $this->form->getItemByPostVar('va')->setValues(array(''));
        
        $this->tpl->setContent($this->form->getHTML());
    }
    
    protected function saveField()
    {
        $GLOBALS['ilLog']->write(__METHOD__ . ': ' . print_r($_POST, true));
        
        $this->initFieldForm(self::MODE_CREATE);
        if ($this->form->checkInput()) {
            $udf = new ilCourseDefinedFieldDefinition($this->getObjId());
            $udf->setName($this->form->getInput('na'));
            $udf->setType($this->form->getInput('ty'));
            $udf->setValues($udf->prepareValues($this->form->getInput('va')));
            $udf->setValueOptions($this->form->getItemByPostVar('va')->getOpenAnswerIndexes()); // #14720
            $udf->enableRequired($this->form->getInput('re'));
            $udf->save();
    
            ilUtil::sendSuccess($this->lng->txt('ps_cdf_added_field'));
            // reset agreements
            ilMemberAgreement::_deleteByObjId($this->getObjId());
            $this->listFields();
            return true;
        }
        // not valid
        ilUtil::sendFailure($this->lng->txt('err_check_input'));
        $this->form->setValuesByPost();
        $this->tpl->setContent($this->form->getHTML());
        return false;
    }
    
    protected function editField()
    {
        if (!$_REQUEST['field_id']) {
            $this->listFields();
            return false;
        }
        
        $this->initFieldForm(self::MODE_UPDATE);
        
        $udf = new ilCourseDefinedFieldDefinition($this->getObjId(), (int) $_REQUEST['field_id']);
        $this->form->getItemByPostVar('na')->setValue($udf->getName());
        $this->form->getItemByPostVar('ty')->setValue($udf->getType());
        $this->form->getItemByPostVar('re')->setChecked($udf->isRequired());
        $this->form->getItemByPostVar('va')->setValues($udf->getValues());
        $this->form->getItemByPostVar('va')->setOpenAnswerIndexes($udf->getValueOptions());
        
        $this->tpl->setContent($this->form->getHTML());
    }
    
    protected function updateField()
    {
        $GLOBALS['ilLog']->write(__METHOD__ . ': ' . print_r($_POST, true));
 
        $this->initFieldForm(self::MODE_UPDATE);
        
        if ($this->form->checkInput()) {
            $udf = new ilCourseDefinedFieldDefinition($this->getObjId(), (int) $_REQUEST['field_id']);
            $udf->setName($this->form->getInput('na'));
            $udf->setType($this->form->getInput('ty'));
            $prepared = $udf->prepareValues($this->form->getInput('va'));
            $udf->setValues($prepared);
            $udf->setValueOptions($this->form->getItemByPostVar('va')->getOpenAnswerIndexes());
            $udf->enableRequired($this->form->getInput('re'));
            $udf->update();
 
            // Finally reset member agreements
            ilMemberAgreement::_deleteByObjId($this->getObjId());
            ilUtil::sendSuccess($this->lng->txt('settings_saved'));
            $this->listFields();
            return true;
        }
        
        ilUtil::sendFailure($this->lng->txt('err_check_input'));
        $this->form->setValuesByPost();
        $this->tpl->setContent($this->form->getHTML());
        return false;
    }
    
    protected function initFieldForm($a_mode)
    {
        if ($this->form instanceof ilPropertyFormGUI) {
            return true;
        }
        include_once './Services/Form/classes/class.ilPropertyFormGUI.php';
        $this->form = new ilPropertyFormGUI();
 
        switch ($a_mode) {
            case self::MODE_CREATE:
                $this->form->setFormAction($this->ctrl->getFormAction($this));
                $this->form->setTitle($this->lng->txt('ps_cdf_add_field'));
                $this->form->addCommandButton('saveField', $this->lng->txt('save'));
                $this->form->addCommandButton('listFields', $this->lng->txt('cancel'));
                break;
                
            case self::MODE_UPDATE:
                $this->ctrl->setParameter($this, 'field_id', (int) $_REQUEST['field_id']);
                $this->form->setFormAction($this->ctrl->getFormAction($this));
                $this->form->setTitle($this->lng->txt('ps_cdf_edit_field'));
                $this->form->addCommandButton('updateField', $this->lng->txt('save'));
                $this->form->addCommandButton('listFields', $this->lng->txt('cancel'));
                break;
        }
        
        // Name
        $na = new ilTextInputGUI($this->lng->txt('ps_cdf_name'), 'na');
        $na->setSize(32);
        $na->setMaxLength(255);
        $na->setRequired(true);
        $this->form->addItem($na);
        
        // Type
        $ty = new ilRadioGroupInputGUI($this->lng->txt('ps_field_type'), 'ty');
        $ty->setRequired(true);
        $this->form->addItem($ty);
        
        if ($a_mode == self::MODE_UPDATE) {
            $ty->setDisabled(true); // #14888
        }
        
        //              Text type
        $ty_te = new ilRadioOption($this->lng->txt('ps_type_txt_long'), IL_CDF_TYPE_TEXT);
        $ty->addOption($ty_te);
 
        //              Select Type
        $ty_se = new ilRadioOption($this->lng->txt('ps_type_select_long'), IL_CDF_TYPE_SELECT);
        $ty->addOption($ty_se);
        
        // Select Type Values
        include_once './Services/Form/classes/class.ilSelectBuilderInputGUI.php';
        $ty_se_mu = new ilSelectBuilderInputGUI($this->lng->txt('ps_cdf_value'), 'va');
        $ty_se_mu->setAllowMove(true);
        $ty_se_mu->setRequired(true);
        $ty_se_mu->setSize(32);
        $ty_se_mu->setMaxLength(128);
        $ty_se->addSubItem($ty_se_mu);
        
        // Required
        $re = new ilCheckboxInputGUI($this->lng->txt('ps_cdf_required'), 're');
        $re->setValue(1);
        $this->form->addItem($re);
    }
    
    protected function editMember(ilPropertyFormGUI $form = null)
    {
        $GLOBALS['ilCtrl']->saveParameter($this, 'member_id');
 
        $GLOBALS['ilTabs']->clearTargets();
        $GLOBALS['ilTabs']->clearSubTabs();
        $GLOBALS['ilTabs']->setBackTarget($this->lng->txt('back'), $this->ctrl->getLinkTarget($this, 'cancelEditMember'));
        
        
        if ($form instanceof ilPropertyFormGUI) {
            $GLOBALS['tpl']->setContent($form->getHTML());
        } else {
            $form = $this->initMemberForm();
            ilMemberAgreementGUI::setCourseDefinedFieldValues($form, $this->getObjId(), (int) $_REQUEST['member_id']);
        }
        
        $GLOBALS['tpl']->setContent($form->getHTML());
    }
    
 
    protected function cancelEditMember()
    {
        $GLOBALS['ilCtrl']->returnToParent($this);
    }
    
    protected function initMemberForm()
    {
        include_once './Services/Form/classes/class.ilPropertyFormGUI.php';
        $form = new ilPropertyFormGUI();
        $form->setFormAction($GLOBALS['ilCtrl']->getFormAction($this));
        $title = $this->lng->txt(ilObject::_lookupType($this->getObjId()) . '_cdf_edit_member');
        $name = ilObjUser::_lookupName((int) $_REQUEST['member_id']);
        $title .= (': ' . $name['lastname'] . ', ' . $name['firstname']);
        $form->setTitle($title);
        
        include_once './Services/Membership/classes/class.ilMemberAgreementGUI.php';
        ilMemberAgreementGUI::addCustomFields($form, $this->getObjId(), ilObject::_lookupType($this->getObjId()), 'edit');
        
        $form->addCommandButton('saveMember', $this->lng->txt('save'));
        $form->addCommandButton('cancelEditMember', $this->lng->txt('cancel'));
        
        return $form;
    }
    
    protected function saveMember()
    {
        global $ilUser;
        
        $GLOBALS['ilCtrl']->saveParameter($this, 'member_id');
        
        $form = $this->initMemberForm();
        if ($form->checkInput()) {
            // save history
            include_once './Services/Membership/classes/class.ilObjectCustomUserFieldHistory.php';
            $history = new ilObjectCustomUserFieldHistory($this->getObjId(), (int) $_REQUEST['member_id']);
            $history->setEditingTime(new ilDateTime(time(), IL_CAL_UNIX));
            $history->setUpdateUser($ilUser->getId());
            $history->save();
            
            ilMemberAgreementGUI::saveCourseDefinedFields($form, $this->getObjId(), (int) $_REQUEST['member_id']);
            ilUtil::sendSuccess($this->lng->txt('settings_saved'), true);
            $GLOBALS['ilCtrl']->returnToParent($this);
            return true;
        }
        
        $form->setValuesByPost();
        ilUtil::sendFailure($this->lng->txt('err_check_input'));
        return $this->editMember($form);
    }
}