class.ilBackgroundImageInputGUI.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2007 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. |
        +-----------------------------------------------------------------------------+
*/
 
class ilBackgroundImageInputGUI extends ilFormPropertyGUI
{
        protected $value;
        
        function __construct($a_title = "", $a_postvar = "")
        {
                parent::__construct($a_title, $a_postvar);
                $this->setType("background_image");
        }
 
        function setValue($a_value)
        {
                $this->value = $a_value;
        }
 
        function getValue()
        {
                return $this->value;
        }
        
        function setImages($a_images)
        {
                $this->images = $a_images;
        }
 
        function getImages()
        {
                return $this->images;
        }
 
        function checkInput()
        {
                global $lng;
                
                $type = $_POST[$this->getPostVar()]["type"] = 
                        ilUtil::stripSlashes($_POST[$this->getPostVar()]["type"]);
                $int_value = $_POST[$this->getPostVar()]["int_value"] = 
                        ilUtil::stripSlashes($_POST[$this->getPostVar()]["int_value"]);
                $ext_value = $_POST[$this->getPostVar()]["ext_value"] = 
                        ilUtil::stripSlashes($_POST[$this->getPostVar()]["ext_value"]);
                        
                if ($this->getRequired() && $type == "ext" && trim($ext_value) == "")
                {
                        $this->setAlert($lng->txt("msg_input_is_required"));
 
                        return false;
                }
 
                if ($type == "external")
                {
                        $this->setValue($ext_value);
                }
                else
                {
                        $this->setValue($int_value);
                }
                
                return true;
        }
 
        function insert(&$a_tpl)
        {
                $tpl = new ilTemplate("tpl.prop_background_image.html", true, true, "Services/Style");
 
                $tpl->setVariable("POSTVAR", $this->getPostVar());
                
                $int_options = array_merge(array("" => ""), $this->getImages());
                
                $value = trim($this->getValue());
 
                if (is_int(strpos($value, "/")))
                {
                        $current_type = "ext";
                        $tpl->setVariable("EXTERNAL_SELECTED", 'checked="checked"');
                        $tpl->setVariable("VAL_EXT", ilUtil::prepareFormOutput($value));
                }
                else
                {
                        $current_type = "int";
                        $tpl->setVariable("INTERNAL_SELECTED", 'checked="checked"');
                }
                
                foreach ($int_options as $option)
                {
                        $tpl->setCurrentBlock("int_option");
                        $tpl->setVariable("VAL_INT", $option);
                        $tpl->setVariable("TXT_INT", $option);
 
                        if ($current_type == "int" && $value == $option)
                        {
                                $tpl->setVariable("INT_SELECTED", 'selected="selected"');
                        }
                        $tpl->parseCurrentBlock();
                }
 
                $a_tpl->setCurrentBlock("prop_generic");
                $a_tpl->setVariable("PROP_GENERIC", $tpl->get());
                $a_tpl->parseCurrentBlock();
        }
 
        function setValueByArray($a_values)
        {
                global $ilUser;
                
                if ($a_values[$this->getPostVar()]["type"] == "internal")
                {
                        $this->setValue($a_values[$this->getPostVar()]["int_value"]);
                }
                else
                {
                        $this->setValue($a_values[$this->getPostVar()]["ext_value"]);
                }
        }
}