class.ilWorkspaceFolderExplorer.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2001 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. |
        +-----------------------------------------------------------------------------+
*/

/*
* Explorer View for Workspace Folders
*
* @author Jörg Lützenkirchen <luetzenkirchen@leifos.com>
* @version $Id: class.ilBookmarkExplorer.php 23354 2010-03-24 13:25:09Z akill $
*
*/

include_once("./Services/UIComponent/Explorer/classes/class.ilExplorer.php");
include_once("Services/PersonalWorkspace/classes/class.ilWorkspaceTree.php");

class ilWorkspaceFolderExplorer extends ilExplorer
{
        var $user_id;

        var $root_id;

        var $allowed_types;

        function __construct($a_target,$a_user_id)
        {
                parent::__construct($a_target);
                $this->tree = new ilWorkspaceTree($a_user_id);
                $this->root_id = $this->tree->readRootId();
                $this->user_id = $a_user_id;
                $this->allowed_types= array ('wfld', 'wsrt');
                $this->enablesmallmode = false;
        }

        function setEnableSmallMode($a_enablesmallmode)
        {
                $this->enablesmallmode = $a_enablesmallmode;
        }

        function getEnableSmallMode()
        {
                return $this->enablesmallmode;
        }


        function setOutput($a_parent, $a_depth = 1)
        {
                global $lng;
                static $counter = 0;

                if ($objects =  $this->tree->getChilds($a_parent,"type DESC,title"))
                {
                        $tab = ++$a_depth - 2;

                        foreach ($objects as $key => $object)
                        {
                                if (!in_array($object["type"],$this->allowed_types))
                                {
                                        continue;
                                }

                                //ask for FILTER
                                if ($object["child"] != $this->root_id)
                                {
                                        //$data = $this->tree->getParentNodeData($object["child"]);
                                        $parent_index = $this->getIndex($object);
                                }
                                
                                $this->format_options["$counter"]["parent"] = $object["parent"];
                                $this->format_options["$counter"]["child"] = $object["child"];
                                $this->format_options["$counter"]["title"] = $object["title"];
                                $this->format_options["$counter"]["description"] = $object["description"];
                                $this->format_options["$counter"]["type"] = $object["type"];
                                $this->format_options["$counter"]["depth"] = $tab;
                                $this->format_options["$counter"]["container"] = false;
                                $this->format_options["$counter"]["visible"]      = true;

                                // Create prefix array
                                for ($i = 0; $i < $tab; ++$i)
                                {
                                        $this->format_options["$counter"]["tab"][] = 'blank';
                                }
                                // only if parent is expanded and visible, object is visible
                                if ($object["child"] != $this->root_id  and (!in_array($object["parent"],$this->expanded)
                                                                                                                  or !$this->format_options["$parent_index"]["visible"]))
                                {
                                        $this->format_options["$counter"]["visible"] = false;
                                }

                                // if object exists parent is container
                                if ($object["child"] != $this->root_id)
                                {
                                        $this->format_options["$parent_index"]["container"] = true;

                                        if (in_array($object["parent"],$this->expanded))
                                        {
                                                $this->format_options["$parent_index"]["tab"][($tab-2)] = 'minus';
                                        }
                                        else
                                        {
                                                $this->format_options["$parent_index"]["tab"][($tab-2)] = 'plus';
                                        }
                                }

                                ++$counter;

                                // Recursive
                                $this->setOutput($object["child"],$a_depth);
                        } //foreach
                } //if
        } //function

        function formatHeader($tpl, $a_obj_id, $a_option)
        {
                global $lng, $ilCtrl;
        
                $title = $lng->txt("wsp_personal_workspace");
                
                $tpl->setCurrentBlock("icon");
                $tpl->setVariable("ICON_IMAGE", ilUtil::getImagePath("icon_wsrt.svg"));
                $tpl->setVariable("TXT_ALT_IMG", $title);
                $tpl->parseCurrentBlock();                              
                
                $tpl->setCurrentBlock("link");
                $tpl->setVariable("LINK_TARGET", $this->buildLinkTarget($this->root_id, "wsrt"));
                $tpl->setVariable("TITLE", $title);
                
                // highlighting 
                $style_class = $this->getNodeStyleClass($this->root_id, "wsrt");                        
                if ($style_class != "")
                {
                        $tpl->setVariable("A_CLASS", ' class="'.$style_class.'" ' );
                }
                
                $tpl->parseCurrentBlock();              
        }

        function setExpand($a_node_id)
        {
                if ($a_node_id == "")
                {
                        $a_node_id = $this->root_id;
                }

                // IF ISN'T SET CREATE SESSION VARIABLE
                if(!is_array($_SESSION[$this->expand_variable]))
                {
                        $_SESSION[$this->expand_variable] = array();
                }
                // IF $_GET["expand"] is positive => expand this node
                if($a_node_id > 0 && !in_array($a_node_id,$_SESSION[$this->expand_variable]))
                {
                        array_push($_SESSION[$this->expand_variable],$a_node_id);
                }
                // IF $_GET["expand"] is negative => compress this node
                if($a_node_id < 0)
                {
                        $key = array_keys($_SESSION[$this->expand_variable],-(int) $a_node_id);
                        unset($_SESSION[$this->expand_variable][$key[0]]);
                }
                $this->expanded = $_SESSION[$this->expand_variable];
        }
        function buildLinkTarget($a_node_id, $a_type)
        {
                global $ilCtrl;
                
                switch ($a_type) 
                {
                        case "wsrt":
                                $ilCtrl->setParameterByClass("ilobjworkspacerootfoldergui", "wsp_id", $a_node_id);
                                return $ilCtrl->getLinkTargetByClass("ilobjworkspacerootfoldergui", "");
                                
                        case "wfld":
                                $ilCtrl->setParameterByClass("ilobjworkspacefoldergui", "wsp_id", $a_node_id);
                                return $ilCtrl->getLinkTargetByClass("ilobjworkspacefoldergui", "");
                        
                        default:
                                return;
                }
        }
        function buildFrameTarget($a_type, $a_child = 0, $a_obj_id = 0)
        {
                return '';
        }

        function setAllowedTypes($a_types)
        {
                $this->allowed_types = $a_types;
        }
        function setShowDetails($s_details)
        {
                $this->show_details = $s_details;
        }

        function buildDescription($a_desc, $a_id, $a_type)
        {
                if ($this->show_details=='y' && !empty($a_desc))
                {
                        return $a_desc;

                }
                else
                {
                        return "";
                }
        }
        
        function getImageAlt($a_def, $a_type, $a_obj_id)
        {
                global $lng;
                
                return $lng->txt("icon")." ".$lng->txt($a_type);
        }

        function hasFolders($a_node_id)
        {
                return sizeof($this->tree->getChildsByType($a_node_id, "wfld"));
        }

        function getParentNode($a_node_id)
        {
                return $this->tree->getParentId($a_node_id);
        }
        
        function getOutput()
        {
                global $tpl;
                
                $html = parent::getOutput();    
                $tpl->setBodyClass("std");
                return $html;
        }
}

?>