class.ilExplorerSelectInputGUI.php

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<?php

/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("./Services/Table/interfaces/interface.ilTableFilterItem.php");
include_once("./Services/Form/classes/class.ilFormPropertyGUI.php");

abstract class ilExplorerSelectInputGUI extends ilFormPropertyGUI implements ilTableFilterItem
{
        function __construct($a_title, $a_postvar, $a_explorer_gui, $a_multi = false)
        {
                global $lng;
                
                $this->multi_nodes = $a_multi;
                $this->explorer_gui = $a_explorer_gui;
                
                parent::__construct($a_title, $a_postvar);
                $this->setType("exp_select");           
        }

        function getExplHandleCmd()
        {
                return "handleExplorerCommand";
        }
        
        function handleExplorerCommand()
        {
                $this->explorer_gui->handleCommand();
        }
        
        abstract function getTitleForNodeId($a_id);
        
        function setValue($a_value)
        {
                if ($this->multi_nodes && !is_array($a_value))
                {
                        if ($a_value !== false)
                        {
                                $this->value = array($a_value);
                        }
                        else
                        {
                                $this->value = array();
                        }
                }
                else
                {
                        $this->value = $a_value;
                }
        }

        function getValue()
        {
                return $this->value;
        }

        function setValueByArray($a_values)
        {               
                $this->setValue($a_values[$this->getPostVar()]);
        }

        function checkInput()
        {
                global $lng;
                
                // sanitize
                if ($this->multi_nodes)
                {
                        if (!is_array($_POST[$this->getPostVar()]))
                        {
                                $_POST[$this->getPostVar()] = array();
                        }
                        
                        foreach ($_POST[$this->getPostVar()] as $k => $v)
                        {
                                $_POST[$this->getPostVar()][$k] = ilUtil::stripSlashes($v);
                        }
                }
                else
                {
                        $_POST[$this->getPostVar()] = ilUtil::stripSlashes($_POST[$this->getPostVar()]);
                }
                
                // check required
                if ($this->getRequired())
                {
                        if ((!$this->multi_nodes && trim($_POST[$this->getPostVar()]) == "") ||
                                ($this->multi_nodes && count($_POST[$this->getPostVar()]) == 0))
                        {
                                $this->setAlert($lng->txt("msg_input_is_required"));
                                return false;
                        }
                }
                return true;
        }

        
        function render($a_mode = "property_form")
        {
                global $lng, $ilCtrl, $ilObjDataCache, $tree;
                
                include_once("./Services/YUI/classes/class.ilYuiUtil.php");
                ilYuiUtil::initPanel();
                $GLOBALS["tpl"]->addJavascript("./Services/UIComponent/Explorer2/js/Explorer2.js");
                
                $tpl = new ilTemplate("tpl.prop_expl_select.html", true, true, "Services/UIComponent/Explorer2");


                // set values           
                $val = $this->getValue();
                if (is_array($val))
                {
                        $val_txt = $sep = "";
                        foreach ($val as $v)
                        {
                                $tpl->setCurrentBlock("node_hid");
                                $tpl->setVariable("HID_NAME", $this->getPostVar()."[]");
                                $tpl->setVariable("HID_VAL", $v);
                                $tpl->parseCurrentBlock();
                                $val_txt.= $sep.$this->getTitleForNodeId($v);
                                $sep = ", ";
                                $this->explorer_gui->setNodeOpen($v);
                                $this->explorer_gui->setNodeSelected($v);
                        }
                        $tpl->setVariable("VAL_TXT", $val_txt);
                }
                else if ($val != "")
                {
                        $tpl->setCurrentBlock("node_hid");
                        $tpl->setVariable("HID_NAME", $this->getPostVar());
                        $tpl->setVariable("HID_VAL", $val);
                        $tpl->parseCurrentBlock();
                        $tpl->setVariable("VAL_TXT", $this->getTitleForNodeId($val));
                        $this->explorer_gui->setNodeOpen($val);
                        $this->explorer_gui->setNodeSelected($val);
                }

                $tpl->setVariable("POST_VAR", $this->getPostVar());
                $tpl->setVariable("ID", $this->getFieldId());
//              $tpl->setVariable("PROPERTY_VALUE", ilUtil::prepareFormOutput($this->getValue()));
                $tpl->setVariable("TXT_SELECT", $lng->txt("select"));
                $tpl->setVariable("TXT_RESET", $lng->txt("reset"));
                
                $tpl->setVariable("EXPL", $this->explorer_gui->getHTML());
                
                $top_tb = new ilToolbarGUI();
                
                include_once "Services/UIComponent/Button/classes/class.ilLinkButton.php";
                
                $button = ilLinkButton::getInstance();
                $button->setCaption("select");
                $button->addCSSClass("ilExplSelectInputButS");
                $button->setOmitPreventDoubleSubmission(true);          
                $top_tb->addButtonInstance($button);
                
                $button = ilLinkButton::getInstance();
                $button->setCaption("cancel");
                $button->addCSSClass("ilExplSelectInputButC");
                $button->setOmitPreventDoubleSubmission(true);          
                $top_tb->addButtonInstance($button);
                
                // :TODO: we should probably clone the buttons properly
                $tpl->setVariable("TOP_TB", $top_tb->getHTML());
                $tpl->setVariable("BOT_TB", $top_tb->getHTML());

                //$tpl->setVariable("HREF_SELECT",
                //      $ilCtrl->getLinkTargetByClass(array($parent_gui, "ilformpropertydispatchgui", "ilrepositoryselectorinputgui"),
                //      "showRepositorySelection"));

                /*if ($this->getValue() > 0 && $this->getValue() != ROOT_FOLDER_ID)
                {
                        $tpl->setVariable("TXT_ITEM",
                                $ilObjDataCache->lookupTitle($ilObjDataCache->lookupObjId($this->getValue())));
                }
                else
                {
                        $nd = $tree->getNodeData(ROOT_FOLDER_ID);
                        $title = $nd["title"];
                        if ($title == "ILIAS")
                        {
                                $title = $lng->txt("repository");
                        }
                        if (in_array($nd["type"], $this->getClickableTypes()))
                        {
                                $tpl->setVariable("TXT_ITEM", $title);
                        }
                }*/
                
                return $tpl->get();
        }
        
        function insert(&$a_tpl)
        {
                $a_tpl->setCurrentBlock("prop_generic");
                $a_tpl->setVariable("PROP_GENERIC", $this->render());
                $a_tpl->parseCurrentBlock();
        }

        function getTableFilterHTML()
        {
                $html = $this->render("table_filter");
                return $html;
        }

}