class.ilExternalFeedBlockGUIGen.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("Services/Block/classes/class.ilBlockGUI.php");
define("IL_FORM_EDIT", 0);
define("IL_FORM_CREATE", 1);
define("IL_FORM_RE_EDIT", 2);
define("IL_FORM_RE_CREATE", 3);

abstract class ilExternalFeedBlockGUIGen extends ilBlockGUI
{

        protected $gui_object;
        protected $form_edit_mode;

        public function __construct()
        {
                global $ilCtrl;
                
                $this->ctrl = $ilCtrl;
                
                
                include_once("Services/Block/classes/class.ilExternalFeedBlock.php");
                if (isset($_GET["external_feed_block_id"]) && $_GET["external_feed_block_id"] > 0)
                {
                        $this->external_feed_block = new ilExternalFeedBlock($_GET["external_feed_block_id"]);
                }
                
                $this->ctrl->saveParameter($this, array("external_feed_block_id"));
                

        }

        public function &executeCommand()
        {
                global $ilCtrl;
                
                // get next class and command
                $next_class = $this->ctrl->getNextClass($this);
                $cmd = $this->ctrl->getCmd();
                
                switch ($next_class)
                {
                        default:
                                $html = $this->$cmd();
                                break;
                }
                
                return $html;

        }

        public function setGuiObject(&$a_gui_object)
        {
                $this->gui_object = $a_gui_object;
        }

        public function getGuiObject()
        {
                return $this->gui_object;
        }

        public function setFormEditMode($a_form_edit_mode)
        {
                $this->form_edit_mode = $a_form_edit_mode;
        }

        public function getFormEditMode()
        {
                return $this->form_edit_mode;
        }

        public function createFeedBlock()
        {
                $this->initFormFeedBlock(IL_FORM_CREATE);
                return $this->form_gui->getHtml();

        }

        public function editFeedBlock()
        {
                $this->initFormFeedBlock(IL_FORM_EDIT);
                $this->getValuesFeedBlock();
                return $this->form_gui->getHtml();

        }

        public function saveFeedBlock()
        {
                $this->initFormFeedBlock(IL_FORM_CREATE);
                if ($this->form_gui->checkInput())
                {
                        $this->external_feed_block = new ilExternalFeedBlock();
                        $this->external_feed_block->setTitle($this->form_gui->getInput("block_title"));
                        $this->external_feed_block->setFeedUrl($this->form_gui->getInput("block_feed_url"));
                        $this->prepareSaveFeedBlock($this->external_feed_block);
                        $this->external_feed_block->create();
                        $this->exitSaveFeedBlock();
                }
                else
                {
                        $this->form_gui->setValuesByPost();
                        return $this->form_gui->getHtml();
                }

        }

        public function updateFeedBlock()
        {
                $this->initFormFeedBlock(IL_FORM_EDIT);
                if ($this->form_gui->checkInput())
                {
                        
                        $this->external_feed_block->setTitle($this->form_gui->getInput("block_title"));
                        $this->external_feed_block->setFeedUrl($this->form_gui->getInput("block_feed_url"));
                        $this->external_feed_block->update();
                        $this->exitUpdateFeedBlock();
                }
                else
                {
                        $this->form_gui->setValuesByPost();
                        return $this->form_gui->getHtml();
                }

        }

        public function initFormFeedBlock($a_mode)
        {
                global $lng;
                
                $lng->loadLanguageModule("block");
                
                include("Services/Form/classes/class.ilPropertyFormGUI.php");
                
                $this->form_gui = new ilPropertyFormGUI();
                
                
                // Property Title
                $text_input = new ilTextInputGUI($lng->txt("block_feed_block_title"), "block_title");
                $text_input->setInfo("");
                $text_input->setRequired(true);
                $text_input->setMaxLength(200);
                $this->form_gui->addItem($text_input);
                
                // Property FeedUrl
                $text_input = new ilTextInputGUI($lng->txt("block_feed_block_feed_url"), "block_feed_url");
                $text_input->setInfo($lng->txt("block_feed_block_feed_url_info"));
                $text_input->setRequired(true);
                $text_input->setMaxLength(250);
                $this->form_gui->addItem($text_input);
                
                
                // save and cancel commands
                if (in_array($a_mode, array(IL_FORM_CREATE,IL_FORM_RE_CREATE)))
                {
                        $this->form_gui->addCommandButton("saveFeedBlock", $lng->txt("save"));
                        $this->form_gui->addCommandButton("cancelSaveFeedBlock", $lng->txt("cancel"));
                }
                else
                {
                        $this->form_gui->addCommandButton("updateFeedBlock", $lng->txt("save"));
                        $this->form_gui->addCommandButton("cancelUpdateFeedBlock", $lng->txt("cancel"));
                }
                
                $this->form_gui->setTitle($lng->txt("block_feed_block_head"));
                $this->form_gui->setFormAction($this->ctrl->getFormAction($this));
                
                $this->prepareFormFeedBlock($this->form_gui);

        }

        public function getValuesFeedBlock()
        {
                $values = array();
                
                $values["block_title"] = $this->external_feed_block->getTitle();
                $values["block_feed_url"] = $this->external_feed_block->getFeedUrl();
                
                $this->form_gui->setValuesByArray($values);

        }

        public function cancelSaveFeedBlock()
        {
                global $ilCtrl;

                $ilCtrl->returnToParent($this);
        }

        public function cancelUpdateFeedBlock()
        {
                global $ilCtrl;

                $ilCtrl->returnToParent($this);
        }

        public function exitSaveFeedBlock()
        {
                global $ilCtrl;

                $ilCtrl->returnToParent($this);
        }

        public function exitUpdateFeedBlock()
        {
                global $ilCtrl;

                $ilCtrl->returnToParent($this);
        }

        public function prepareSaveFeedBlock(&$a_external_feed_block)
        {

        }

        public function prepareFormFeedBlock(&$a_form_gui)
        {

        }


}
?>