ilExplorerBaseGUI Class Reference

Explorer base GUI class. More...

Inheritance diagram for ilExplorerBaseGUI:

Collaboration diagram for ilExplorerBaseGUI:

Public Member Functions
	__construct ($a_expl_id, $a_parent_obj, $a_parent_cmd)
	Constructor. More...
	getRootNode ()
	Get root node. More...
	getChildsOfNode ($a_parent_node_id)
	Get childs of node. More...
	getNodeContent ($a_node)
	Get content of a node. More...
	getNodeId ($a_node)
	Get id of a node. More...
	getNodeHref ($a_node)
	Get href for node. More...
	nodeHasVisibleChilds ($a_node)
	Node has childs? More...
	sortChilds ($a_childs, $a_parent_node_id)
	Sort childs. More...
	getNodeIcon ($a_node)
	Get node icon path. More...
	getNodeIconAlt ($a_node)
	Get node icon alt attribute. More...
	getNodeTarget ($a_node)
	Get node target (frame) attribute. More...
	getNodeOnClick ($a_node)
	Get node onclick attribute. More...
	isNodeVisible ($a_node)
	Is node visible? More...
	isNodeHighlighted ($a_node)
	Is node highlighted? More...
	isNodeClickable ($a_node)
	Is node clickable? More...
	getId ()
	Get id of explorer element. More...
	setSkipRootNode ($a_val)
	Set skip root node. More...
	getSkipRootNode ()
	Get skip root node. More...
	setAjax ($a_val)
	Set ajax. More...
	getAjax ()
	Get ajax. More...
	setSecondaryHighlightedNodes ($a_val)
	Set secondary (background) highlighted nodes. More...
	getSecondaryHighlightedNodes ()
	Get secondary (background) highlighted nodes. More...
	setNodeOpen ($a_id)
	Set node to be opened (additional custom opened node, not standard expand behaviour) More...
	setSelectMode ($a_postvar, $a_multi=false)
	Set select mode (to deactivate, pass an empty string as postvar) More...
	setNodeSelected ($a_id)
	Set node to be opened (additional custom opened node, not standard expand behaviour) More...
	setOfflineMode ($a_val)
	Set offline mode. More...
	getOfflineMode ()
	Get offline mode. More...
	handleCommand ()
	Handle explorer internal command. More...
	getContainerId ()
	Get container id. More...
	openNode ()
	Open node. More...
	closeNode ()
	Close node. More...
	getNodeAsync ()
	Get node asynchronously. More...
	beforeRendering ()
	Before rendering. More...
	getOnLoadCode ()
	Get on load code. More...
	getHTML ()
	Get HTML. More...
	renderNode ($a_node, $tpl)
	Render node. More...
	renderChilds ($a_node_id, $tpl)
	Render childs. More...
	getDomNodeIdForNodeId ($a_node_id)
	Get DOM node id for node id. More...
	getNodeIdForDomNodeId ($a_dom_node_id)
	Get node id for dom node id. More...
	listItemStart ($tpl, $a_node)
	List item start. More...
	listItemEnd ($tpl)
	List item end. More...
	listStart ($tpl)
	List start. More...
	listEnd ($tpl)
	List end. More...
	isNodeOnclickEnabled ()
	setNodeOnclickEnabled ($nodeOnclickEnabled)
	isEnableDnd ()
	setEnableDnd ($enable_dnd)
	Enable Drag & Drop functionality. More...

Static Public Member Functions
static	getLocalExplorerJsPath ()
	Get local path of explorer js. More...
static	getLocalJsTreeJsPath ()
	Get local path of jsTree js. More...
static	createHTMLExportDirs ($a_target_dir)
	Create html export directories. More...
static	init ()
	Init JS. More...

Protected Member Functions
	isNodeSelectable ($a_node)
	Is node selectable? More...
	getNodeToggleOnClick ($a_node)
	Get onclick attribute for node toggling. More...
	getSelectOnClick ($a_node)
	Get onclick attribute for selecting radio/checkbox. More...
	getJSTreePlugins ()

Protected Attributes
	$skip_root_node = false
	$ajax = false
	$custom_open_nodes = array()
	$selected_nodes = array()
	$select_postvar = ""
	$offline_mode = false
	$sec_highl_nodes = array()
	$enable_dnd = false

Static Protected Attributes
static	$js_tree_path = "./Services/UIComponent/Explorer2/lib/jstree-v.pre1.0/jquery.jstree.js"
static	$js_expl_path = "./Services/UIComponent/Explorer2/js/Explorer2.js"

Private Attributes
	$nodeOnclickEnabled

Detailed Description

Explorer base GUI class.

The class is supposed to work on a hierarchie of nodes that are identified by IDs. Whether nodes are represented by associative arrays or objects is not defined by this abstract class.

Author

Alex Killing alex..nosp@m.kill.nosp@m.ing@g.nosp@m.mx.d.nosp@m.e

Version

$Id$

Definition at line 16 of file class.ilExplorerBaseGUI.php.

Constructor & Destructor Documentation

__construct()

ilExplorerBaseGUI::__construct	(		$a_expl_id,
			$a_parent_obj,
			$a_parent_cmd
	)

Constructor.

Definition at line 34 of file class.ilExplorerBaseGUI.php.

References array.

        {
                $this->id = $a_expl_id;
                $this->parent_obj = $a_parent_obj;
                $this->parent_cmd = $a_parent_cmd;

                // get open nodes
                include_once("./Services/Authentication/classes/class.ilSessionIStorage.php");
                $this->store = new ilSessionIStorage("expl2");
                $open_nodes = $this->store->get("on_".$this->id);
                $this->open_nodes = unserialize($open_nodes);
                if (!is_array($this->open_nodes))
                {
                        $this->open_nodes = array();
                }

                $this->nodeOnclickEnabled = true;
        }

Member Function Documentation

beforeRendering()

ilExplorerBaseGUI::beforeRendering

(

)

Before rendering.

Definition at line 521 of file class.ilExplorerBaseGUI.php.

Referenced by getHTML(), and getNodeAsync().

        {

        }

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closeNode()

ilExplorerBaseGUI::closeNode

(

)

Close node.

Definition at line 482 of file class.ilExplorerBaseGUI.php.

References $_GET, $ilLog, exit, and getNodeIdForDomNodeId().

        {
                global $ilLog;
                
                $id = $this->getNodeIdForDomNodeId($_GET["node_id"]);
                if (in_array($id, $this->open_nodes))
                {
                        $k = array_search($id, $this->open_nodes);
                        unset($this->open_nodes[$k]);
                }
                $this->store->set("on_".$this->id, serialize($this->open_nodes));
                exit;
        }

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createHTMLExportDirs()

static ilExplorerBaseGUI::createHTMLExportDirs (   $a_target_dir )

static

Create html export directories.

Parameters

string

$a_target_dir

target directory

Definition at line 74 of file class.ilExplorerBaseGUI.php.

References getChildsOfNode(), getNodeContent(), getNodeId(), getRootNode(), and ilUtil\makeDirParents().

Referenced by ilObjContentObject\exportHTML().

        {
                ilUtil::makeDirParents($a_target_dir."/Services/UIComponent/Explorer2/lib/jstree-v.pre1.0");
                ilUtil::makeDirParents($a_target_dir."/Services/UIComponent/Explorer2/js");
        }

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getAjax()

ilExplorerBaseGUI::getAjax

(

)

Get ajax.

Returns

boolean ajax

Definition at line 316 of file class.ilExplorerBaseGUI.php.

References $ajax.

Referenced by getOnLoadCode(), ilObjStudyProgrammeTreeExplorerGUI\listItemStart(), listItemStart(), and renderNode().

        {
                return $this->ajax;
        }

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getChildsOfNode()

ilExplorerBaseGUI::getChildsOfNode (   $a_parent_node_id )

abstract

Get childs of node.

Parameters

string

$a_parent_id

parent node id

Returns

array childs

Referenced by createHTMLExportDirs(), getHTML(), ilKSDocumentationExplorerGUI\getRootNode(), nodeHasVisibleChilds(), and renderChilds().

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getContainerId()

ilExplorerBaseGUI::getContainerId

(

)

Get container id.

Parameters

Definition at line 458 of file class.ilExplorerBaseGUI.php.

Referenced by ilForumExplorerGUI\getHTML(), ilObjStudyProgrammeTreeExplorerGUI\getHTML(), getHTML(), getOnLoadCode(), and handleCommand().

        {
                return "il_expl2_jstree_cont_".$this->getId();
        }

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getDomNodeIdForNodeId()

ilExplorerBaseGUI::getDomNodeIdForNodeId

(

$a_node_id

)

Get DOM node id for node id.

Parameters

Definition at line 816 of file class.ilExplorerBaseGUI.php.

Referenced by getNodeToggleOnClick(), getOnLoadCode(), getSelectOnClick(), ilObjStudyProgrammeTreeExplorerGUI\listItemStart(), and listItemStart().

        {
                return "exp_node_".$this->getId()."_".$a_node_id;
        }

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getHTML()

ilExplorerBaseGUI::getHTML

(

)

Get HTML.

Definition at line 627 of file class.ilExplorerBaseGUI.php.

References $ilCtrl, $tpl, beforeRendering(), getChildsOfNode(), getContainerId(), getNodeId(), getOnLoadCode(), getRootNode(), getSkipRootNode(), isNodeVisible(), listEnd(), listStart(), renderNode(), and sortChilds().

        {
                global $tpl, $ilCtrl;

                $this->beforeRendering();

                self::init();
                $container_id = $this->getContainerId();
                $container_outer_id = "il_expl2_jstree_cont_out_".$this->getId();

                if (!$ilCtrl->isAsynch())
                {
                        $tpl->addOnLoadCode($this->getOnLoadCode());
                }

                $etpl = new ilTemplate("tpl.explorer2.html", true, true, "Services/UIComponent/Explorer2");

                // render childs
                $root_node = $this->getRootNode();
                
                if (!$this->getSkipRootNode() &&
                        $this->isNodeVisible($this->getRootNode()))
                {
                        $this->listStart($etpl);
                        $this->renderNode($this->getRootNode(), $etpl);
                        $this->listEnd($etpl);
                }
                else
                {               
                        $childs = $this->getChildsOfNode($this->getNodeId($root_node));
                        $childs = $this->sortChilds($childs, $this->getNodeId($root_node));
                        $any = false;
                        foreach ($childs as $child_node)
                        {
                                if ($this->isNodeVisible($child_node))
                                {
                                        if (!$any)
                                        {
                                                $this->listStart($etpl);
                                                $any = true;
                                        }
                                        $this->renderNode($child_node, $etpl);
                                }
                        }
                        if ($any)
                        {
                                $this->listEnd($etpl);
                        }
                }
                
                $etpl->setVariable("CONTAINER_ID", $container_id);
                $etpl->setVariable("CONTAINER_OUTER_ID", $container_outer_id);

                $add = "";
                if ($ilCtrl->isAsynch())
                {
                        $add = "<script>".$this->getOnLoadCode()."</script>";
                }

                return $etpl->get().$add;
        }

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getId()

ilExplorerBaseGUI::getId

(

)

Get id of explorer element.

Returns

integer id

Definition at line 274 of file class.ilExplorerBaseGUI.php.

Referenced by getNodeIdForDomNodeId().

        {
                return $this->id;
        }

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getJSTreePlugins()

ilExplorerBaseGUI::getJSTreePlugins ( )

protected

Definition at line 599 of file class.ilExplorerBaseGUI.php.

References array, and isEnableDnd().

Referenced by getOnLoadCode().

                                              {
                $plugins = array("html_data", "themes", "json_data");
                if($this->isEnableDnd()) {
                        $plugins[] = "crrm";
                        $plugins[] = "dnd";
                }
                return $plugins;
        }

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getLocalExplorerJsPath()

static ilExplorerBaseGUI::getLocalExplorerJsPath ( )

static

Get local path of explorer js.

Definition at line 56 of file class.ilExplorerBaseGUI.php.

Referenced by ilObjContentObject\getSupplyingExportFiles().

        {
                return self::$js_expl_path;
        }

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getLocalJsTreeJsPath()

static ilExplorerBaseGUI::getLocalJsTreeJsPath ( )

static

Get local path of jsTree js.

Definition at line 64 of file class.ilExplorerBaseGUI.php.

Referenced by ilObjContentObject\getSupplyingExportFiles().

        {
                return self::$js_tree_path;
        }

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getNodeAsync()

ilExplorerBaseGUI::getNodeAsync

(

)

Get node asynchronously.

Definition at line 499 of file class.ilExplorerBaseGUI.php.

References $_GET, beforeRendering(), exit, getNodeId(), getNodeIdForDomNodeId(), getRootNode(), and renderChilds().

        {
                $this->beforeRendering();

                if ($_GET["node_id"] != "")
                {
                        $id = $this->getNodeIdForDomNodeId($_GET["node_id"]);
                }
                else
                {
                        $id = $this->getNodeId($this->getRootNode());
                }
                
                $etpl = new ilTemplate("tpl.explorer2.html", true, true, "Services/UIComponent/Explorer2");
                $this->renderChilds($id, $etpl);
                echo $etpl->get("tag");
                exit;
        }

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getNodeContent()

ilExplorerBaseGUI::getNodeContent (   $a_node )

abstract

Get content of a node.

Parameters

mixed

$a_node

node array or object

Returns

string content of the node

Referenced by createHTMLExportDirs(), and renderNode().

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getNodeHref()

ilExplorerBaseGUI::getNodeHref

(

$a_node

)

Get href for node.

Parameters

mixed

$a_node

node object/array

Returns

string href attribute

Definition at line 131 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

        {
                return "#";
        }

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getNodeIcon()

ilExplorerBaseGUI::getNodeIcon

(

$a_node

)

Get node icon path.

Parameters

mixed

$a_node

node object/array

Returns

string image file path

Definition at line 178 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

        {
                return "";
        }

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getNodeIconAlt()

ilExplorerBaseGUI::getNodeIconAlt

(

$a_node

)

Get node icon alt attribute.

Parameters

mixed

$a_node

node object/array

Returns

string image alt attribute

Definition at line 189 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

        {
                return "";
        }

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getNodeId()

ilExplorerBaseGUI::getNodeId (   $a_node )

abstract

Get id of a node.

Parameters

mixed

$a_node

node array or object

Returns

string id of node

Referenced by createHTMLExportDirs(), getHTML(), getNodeAsync(), getNodeToggleOnClick(), getOnLoadCode(), getSelectOnClick(), listItemStart(), nodeHasVisibleChilds(), and renderNode().

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getNodeIdForDomNodeId()

ilExplorerBaseGUI::getNodeIdForDomNodeId

(

$a_dom_node_id

)

Get node id for dom node id.

Parameters

Definition at line 827 of file class.ilExplorerBaseGUI.php.

References getId().

Referenced by closeNode(), getNodeAsync(), ilObjStudyProgrammeTreeExplorerGUI\openCertainNode(), and openNode().

        {
                $i = strlen("exp_node_".$this->getId()."_");
                return substr($a_dom_node_id, $i);
        }

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getNodeOnClick()

ilExplorerBaseGUI::getNodeOnClick

(

$a_node

)

Get node onclick attribute.

Parameters

mixed

$a_node

node object/array

Returns

string onclick value

Definition at line 211 of file class.ilExplorerBaseGUI.php.

References getSelectOnClick().

Referenced by renderNode().

        {
                if ($this->select_postvar != "")
                {                       
                        return $this->getSelectOnClick($a_node);
                }
                return "";
        }

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getNodeTarget()

ilExplorerBaseGUI::getNodeTarget

(

$a_node

)

Get node target (frame) attribute.

Parameters

mixed

$a_node

node object/array

Returns

string target

Definition at line 200 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

        {
                return "";
        }

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getNodeToggleOnClick()

ilExplorerBaseGUI::getNodeToggleOnClick (   $a_node )

finalprotected

Get onclick attribute for node toggling.

Parameters

Definition at line 361 of file class.ilExplorerBaseGUI.php.

References getDomNodeIdForNodeId(), and getNodeId().

Referenced by ilBookmarkBlockExplorerGUI\getNodeOnClick().

        {
                return "$('#".$this->getContainerId()."').jstree('toggle_node' , '#".
                        $this->getDomNodeIdForNodeId($this->getNodeId($a_node))."'); return false;";
        }

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getOfflineMode()

ilExplorerBaseGUI::getOfflineMode

(

)

Get offline mode.

Returns

bool offline mode

Definition at line 422 of file class.ilExplorerBaseGUI.php.

References $offline_mode.

Referenced by ilLMExplorerGUI\__construct(), ilLMTOCExplorerGUI\__construct(), ilLMExplorerGUI\beforeRendering(), ilLMTOCExplorerGUI\getNodeHref(), ilLMTOCExplorerGUI\getNodeIcon(), getOnLoadCode(), and ilLMTOCExplorerGUI\isNodeClickable().

        {
                return $this->offline_mode;
        }

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getOnLoadCode()

ilExplorerBaseGUI::getOnLoadCode

(

)

Get on load code.

Parameters

Definition at line 532 of file class.ilExplorerBaseGUI.php.

References $config, $ilCtrl, $url, array, getAjax(), getContainerId(), getDomNodeIdForNodeId(), getJSTreePlugins(), getNodeId(), getOfflineMode(), and getRootNode().

Referenced by getHTML().

        {
                global $ilCtrl;

                $container_id = $this->getContainerId();
                $container_outer_id = "il_expl2_jstree_cont_out_".$this->getId();

                // collect open nodes
                $open_nodes = array($this->getDomNodeIdForNodeId($this->getNodeId($this->getRootNode())));
                foreach ($this->open_nodes as $nid)
                {
                        $open_nodes[] = $this->getDomNodeIdForNodeId($nid);
                }
                foreach ($this->custom_open_nodes as $nid)
                {
                        $dnode = $this->getDomNodeIdForNodeId($nid);
                        if (!in_array($dnode, $open_nodes))
                        {
                                $open_nodes[] = $dnode;
                        }
                }

                // ilias config options
                $url = "";
                if (!$this->getOfflineMode())
                {
                        if (is_object($this->parent_obj))
                        {
                                $url = $ilCtrl->getLinkTarget($this->parent_obj, $this->parent_cmd, "", true);
                        }
                        else
                        {
                                $url = $ilCtrl->getLinkTargetByClass($this->parent_obj, $this->parent_cmd, "", true);
                        }
                }

                // secondary highlighted nodes
                $shn = array();
                foreach ($this->sec_highl_nodes as $sh)
                {
                        $shn[] = $this->getDomNodeIdForNodeId($sh);
                }
                $config = array(
                        "container_id" => $container_id,
                        "container_outer_id" => $container_outer_id,
                        "url" => $url,
                        "second_hnodes" => $shn,
                        "ajax" => $this->getAjax(),
                );


                // jstree config options
                $js_tree_config = array(
                        "core" => array(
                                "animation" => 300,
                                "initially_open" => $open_nodes,
                                "open_parents" => false,
                                "strings" => array("loading" => "Loading ...", "new_node" => "New node")
                        ),
                        "plugins" => $this->getJSTreePlugins(),
                        "themes" => array("dots" => false, "icons" => false, "theme" => ""),
                        "html_data" => array()
                );

                return 'il.Explorer2.init('.json_encode($config).', '.json_encode($js_tree_config).');';
        }

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getRootNode()

ilExplorerBaseGUI::getRootNode ( )

abstract

Get root node.

Please note that the class does not make any requirements how nodes are represented (array or object)

Returns

mixed root node object/array

Referenced by createHTMLExportDirs(), getHTML(), getNodeAsync(), and getOnLoadCode().

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getSecondaryHighlightedNodes()

ilExplorerBaseGUI::getSecondaryHighlightedNodes

(

)

Get secondary (background) highlighted nodes.

Returns

array array of node ids

Definition at line 336 of file class.ilExplorerBaseGUI.php.

References $sec_highl_nodes.

        {
                return $this->sec_highl_nodes;
        }

getSelectOnClick()

ilExplorerBaseGUI::getSelectOnClick (   $a_node )

finalprotected

Get onclick attribute for selecting radio/checkbox.

Parameters

Definition at line 373 of file class.ilExplorerBaseGUI.php.

References getDomNodeIdForNodeId(), and getNodeId().

Referenced by getNodeOnClick().

        {
                $dn_id = $this->getDomNodeIdForNodeId($this->getNodeId($a_node));
                $oc = "il.Explorer2.selectOnClick('".$dn_id."'); return false;";
                return $oc;
        }       

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getSkipRootNode()

ilExplorerBaseGUI::getSkipRootNode

(

)

Get skip root node.

Returns

boolean skip root node

Definition at line 296 of file class.ilExplorerBaseGUI.php.

References $skip_root_node.

Referenced by getHTML().

        {
                return $this->skip_root_node;
        }

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handleCommand()

ilExplorerBaseGUI::handleCommand

(

)

Handle explorer internal command.

Returns

boolean true, if an internal command has been performed.

Definition at line 436 of file class.ilExplorerBaseGUI.php.

References $_GET, $cmd, array, and getContainerId().

        {
                if ($_GET["exp_cmd"] != "" &&
                        $_GET["exp_cont"] == $this->getContainerId())
                {
                        $cmd = $_GET["exp_cmd"];
                        if (in_array($cmd, array("openNode", "closeNode", "getNodeAsync")))
                        {
                                $this->$cmd();
                        }
                        
                        return true;
                }
                return false;
        }

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init()

static ilExplorerBaseGUI::init ( )

static

Init JS.

Definition at line 612 of file class.ilExplorerBaseGUI.php.

References $tpl, and iljQueryUtil\initjQuery().

Referenced by ilInternalLinkGUI\getInitHTML().

        {
                global $tpl;

                include_once("./Services/jQuery/classes/class.iljQueryUtil.php");
                iljQueryUtil::initjQuery();

                $tpl->addJavascript(self::getLocalExplorerJsPath());
                $tpl->addJavascript(self::getLocalJsTreeJsPath());
        }

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isEnableDnd()

ilExplorerBaseGUI::isEnableDnd

(

)

Definition at line 904 of file class.ilExplorerBaseGUI.php.

References $enable_dnd.

Referenced by getJSTreePlugins().

                                      {
                return $this->enable_dnd;
        }

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isNodeClickable()

ilExplorerBaseGUI::isNodeClickable

(

$a_node

)

Is node clickable?

Parameters

mixed

$a_node

node object/array

Returns

boolean node clickable true/false

Definition at line 248 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

        {
                return true;
        }

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isNodeHighlighted()

ilExplorerBaseGUI::isNodeHighlighted

(

$a_node

)

Is node highlighted?

Parameters

mixed

$a_node

node object/array

Returns

boolean node highlighted true/false

Definition at line 237 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

        {
                return false;
        }

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isNodeOnclickEnabled()

ilExplorerBaseGUI::isNodeOnclickEnabled

(

)

Returns

boolean

Definition at line 891 of file class.ilExplorerBaseGUI.php.

References $nodeOnclickEnabled.

Referenced by renderNode().

        {
                return $this->nodeOnclickEnabled;
        }

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isNodeSelectable()

ilExplorerBaseGUI::isNodeSelectable (   $a_node )

protected

Is node selectable?

Parameters

mixed

$a_node

node object/array

Returns

boolean node selectable true/false

Definition at line 259 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

        {
                return true;
        }

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isNodeVisible()

ilExplorerBaseGUI::isNodeVisible

(

$a_node

)

Is node visible?

Parameters

mixed

$a_node

node object/array

Returns

boolean node visible true/false

Definition at line 226 of file class.ilExplorerBaseGUI.php.

Referenced by getHTML(), nodeHasVisibleChilds(), and renderChilds().

        {
                return true;
        }

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listEnd()

ilExplorerBaseGUI::listEnd

(

$tpl

)

List end.

Parameters

Definition at line 882 of file class.ilExplorerBaseGUI.php.

References $tpl.

Referenced by getHTML(), and renderChilds().

        {
                $tpl->touchBlock("list_end");
                $tpl->touchBlock("tag");
        }

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listItemEnd()

ilExplorerBaseGUI::listItemEnd

(

$tpl

)

List item end.

Parameters

Definition at line 858 of file class.ilExplorerBaseGUI.php.

References $tpl.

Referenced by renderNode().

        {
                $tpl->touchBlock("list_item_end");
                $tpl->touchBlock("tag");
        }

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listItemStart()

ilExplorerBaseGUI::listItemStart	(		$tpl,
			$a_node
	)

List item start.

Parameters

Definition at line 839 of file class.ilExplorerBaseGUI.php.

References $tpl, getAjax(), getDomNodeIdForNodeId(), getNodeId(), and nodeHasVisibleChilds().

Referenced by renderNode().

        {
                $tpl->setCurrentBlock("list_item_start");
                if ($this->getAjax() && $this->nodeHasVisibleChilds($a_node))
                {
                        $tpl->touchBlock("li_closed");
                }
                $tpl->setVariable("DOM_NODE_ID",
                        $this->getDomNodeIdForNodeId($this->getNodeId($a_node)));
                $tpl->parseCurrentBlock();
                $tpl->touchBlock("tag");
        }

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listStart()

ilExplorerBaseGUI::listStart

(

$tpl

)

List start.

Parameters

Definition at line 870 of file class.ilExplorerBaseGUI.php.

References $tpl.

Referenced by getHTML(), and renderChilds().

        {
                $tpl->touchBlock("list_start");
                $tpl->touchBlock("tag");
        }

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nodeHasVisibleChilds()

ilExplorerBaseGUI::nodeHasVisibleChilds

(

$a_node

)

Node has childs?

Please note that this standard method may not be optimal depending on what a derived class does in isNodeVisible.

Parameters

Definition at line 145 of file class.ilExplorerBaseGUI.php.

References getChildsOfNode(), getNodeId(), and isNodeVisible().

Referenced by ilObjStudyProgrammeTreeExplorerGUI\listItemStart(), and listItemStart().

        {
                $childs = $this->getChildsOfNode($this->getNodeId($a_node));

                foreach ($childs as $child)
                {
                        if ($this->isNodeVisible($child))
                        {
                                return true;
                        }
                }
                return false;
        }

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openNode()

ilExplorerBaseGUI::openNode

(

)

Open node.

Definition at line 466 of file class.ilExplorerBaseGUI.php.

References $_GET, $ilLog, exit, and getNodeIdForDomNodeId().

        {
                global $ilLog;
                
                $id = $this->getNodeIdForDomNodeId($_GET["node_id"]);
                if (!in_array($id, $this->open_nodes))
                {
                        $this->open_nodes[] = $id;
                }
                $this->store->set("on_".$this->id, serialize($this->open_nodes));
                exit;
        }

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renderChilds()

ilExplorerBaseGUI::renderChilds (   $a_node_id,   $tpl  )

final

Render childs.

Parameters

Definition at line 783 of file class.ilExplorerBaseGUI.php.

References $tpl, getChildsOfNode(), isNodeVisible(), listEnd(), listStart(), renderNode(), and sortChilds().

Referenced by getNodeAsync(), and renderNode().

        {
                $childs = $this->getChildsOfNode($a_node_id);
                $childs = $this->sortChilds($childs, $a_node_id);

                if (count($childs) > 0)
                {
                        $any = false;
                        foreach ($childs as $child)
                        {
                                if ($this->isNodeVisible($child))
                                {
                                        if (!$any)
                                        {
                                                $this->listStart($tpl);
                                                $any = true;
                                        }
                                        $this->renderNode($child, $tpl);
                                }
                        }
                        if ($any)
                        {
                                $this->listEnd($tpl);
                        }
                }
        }

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renderNode()

ilExplorerBaseGUI::renderNode	(		$a_node,
			$tpl
	)

Render node.

Parameters

Definition at line 695 of file class.ilExplorerBaseGUI.php.

References $target, $tpl, array, getAjax(), getNodeContent(), getNodeHref(), getNodeIcon(), getNodeIconAlt(), getNodeId(), getNodeOnClick(), getNodeTarget(), ilUtil\img(), isNodeClickable(), isNodeHighlighted(), isNodeOnclickEnabled(), isNodeSelectable(), listItemEnd(), listItemStart(), and renderChilds().

Referenced by getHTML(), and renderChilds().

        {
                $this->listItemStart($tpl, $a_node);
                
                // select mode?
                if ($this->select_postvar != "" && $this->isNodeSelectable($a_node))
                {
                        if ($this->select_multi)
                        {
                                $tpl->setCurrentBlock("cb");
                                if (in_array($this->getNodeId($a_node), $this->selected_nodes))
                                {
                                        $tpl->setVariable("CHECKED", 'checked="checked"');
                                }
                                $tpl->setVariable("CB_VAL", $this->getNodeId($a_node));
                                $tpl->setVariable("CB_NAME", $this->select_postvar."[]");
                                $tpl->parseCurrentBlock();
                        }
                        else
                        {
                                $tpl->setCurrentBlock("rd");
                                if (in_array($this->getNodeId($a_node), $this->selected_nodes))
                                {
                                        $tpl->setVariable("SELECTED", 'checked="checked"');
                                }
                                $tpl->setVariable("RD_VAL", $this->getNodeId($a_node));
                                $tpl->setVariable("RD_NAME", $this->select_postvar);
                                $tpl->parseCurrentBlock();
                        }
                }
                
                
                if ($this->isNodeHighlighted($a_node))
                {
                        $tpl->touchBlock("hl");
                }
                $tpl->setCurrentBlock("content");
                if ($this->getNodeIcon($a_node) != "")
                {
                        $tpl->setVariable("ICON", ilUtil::img($this->getNodeIcon($a_node), $this->getNodeIconAlt($a_node))." ");
                }
                $tpl->setVariable("CONTENT", $this->getNodeContent($a_node));
                $tpl->setVariable("HREF", $this->getNodeHref($a_node));
                $target = $this->getNodeTarget($a_node);
                if ($target != "")
                {
                        $targetRelatedParams = array(
                                'target="' . $target . '"'
                        );

                        if ('_blank' === $target) {
                                $targetRelatedParams[] = 'rel="noopener"';
                        }

                        $tpl->setVariable('TARGET', implode(' ', $targetRelatedParams));
                }
                if (!$this->isNodeOnclickEnabled() || !$this->isNodeClickable($a_node))
                {
                        $tpl->setVariable("ONCLICK", 'onclick="return false;"');
                        $tpl->setVariable("A_CLASS", 'class="disabled"');
                }
                else
                {
                        $onclick = $this->getNodeOnClick($a_node);
                        if ($onclick != "")
                        {
                                $tpl->setVariable("ONCLICK", 'onclick="'.$onclick.'"');
                        }
                }
                $tpl->parseCurrentBlock();
                
                $tpl->touchBlock("tag");
                
                if (!$this->getAjax() || in_array($this->getNodeId($a_node), $this->open_nodes)
                        || in_array($this->getNodeId($a_node), $this->custom_open_nodes))
                {
                        $this->renderChilds($this->getNodeId($a_node), $tpl);
                }
                
                $this->listItemEnd($tpl);
        }

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setAjax()

ilExplorerBaseGUI::setAjax

(

$a_val

)

Set ajax.

Parameters

boolean

$a_val

ajax

Definition at line 306 of file class.ilExplorerBaseGUI.php.

Referenced by ilMailExplorer\__construct(), ilSCORM2004EditorExplorerGUI\__construct(), ilSkillTreeExplorerGUI\__construct(), ilBookmarkExplorerGUI\__construct(), ilMediaPoolExplorerGUI\__construct(), ilVirtualSkillTreeExplorerGUI\__construct(), ilSkillTemplateTreeExplorerGUI\__construct(), ilAdministrationExplorerGUI\__construct(), ilRepositoryExplorerGUI\__construct(), ilLMExplorerGUI\__construct(), ilConditionSelector\__construct(), ilPoolSelectorGUI\__construct(), ilOrgUnitExplorerGUI\__construct(), ilMaterialExplorer\__construct(), ilRepositorySelectorExplorerGUI\__construct(), ilObjStudyProgrammeTreeExplorerGUI\__construct(), and ilLMExplorerGUI\beforeRendering().

        {
                $this->ajax = $a_val;
        }

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setEnableDnd()

ilExplorerBaseGUI::setEnableDnd

(

$enable_dnd

)

Enable Drag & Drop functionality.

Parameters

boolean

$enable_dnd

Definition at line 912 of file class.ilExplorerBaseGUI.php.

References $enable_dnd.

Referenced by ilObjStudyProgrammeTreeExplorerGUI\__construct().

                                                  {
                $this->enable_dnd = $enable_dnd;
        }

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setNodeOnclickEnabled()

ilExplorerBaseGUI::setNodeOnclickEnabled

(

$nodeOnclickEnabled

)

Parameters

boolean

$nodeOnclickEnabled

Definition at line 899 of file class.ilExplorerBaseGUI.php.

References $nodeOnclickEnabled.

        {
                $this->nodeOnclickEnabled = $nodeOnclickEnabled;
        }

setNodeOpen()

ilExplorerBaseGUI::setNodeOpen

(

$a_id

)

Set node to be opened (additional custom opened node, not standard expand behaviour)

Parameters

Definition at line 347 of file class.ilExplorerBaseGUI.php.

Referenced by ilLMTableOfContentsExplorerGUI\__construct(), ilPublicSectionExplorerGUI\beforeRendering(), ilForumExplorerGUI\getHTML(), ilKSDocumentationExplorerGUI\openNodesRecursively(), and ilTreeExplorerGUI\setPathOpen().

        {
                if (!in_array($a_id, $this->custom_open_nodes))
                {
                        $this->custom_open_nodes[] = $a_id;
                }
        }       

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setNodeSelected()

ilExplorerBaseGUI::setNodeSelected

(

$a_id

)

Set node to be opened (additional custom opened node, not standard expand behaviour)

Parameters

Definition at line 399 of file class.ilExplorerBaseGUI.php.

Referenced by ilPublicSectionExplorerGUI\beforeRendering(), and ilSkillSelectorGUI\setSkillSelected().

        {
                if (!in_array($a_id, $this->selected_nodes))
                {
                        $this->selected_nodes[] = $a_id;
                }
        }

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setOfflineMode()

ilExplorerBaseGUI::setOfflineMode

(

$a_val

)

Set offline mode.

Parameters

bool

$a_val

offline mode

Definition at line 412 of file class.ilExplorerBaseGUI.php.

Referenced by ilKSDocumentationExplorerGUI\__construct().

        {
                $this->offline_mode = $a_val;
        }

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setSecondaryHighlightedNodes()

ilExplorerBaseGUI::setSecondaryHighlightedNodes

(

$a_val

)

Set secondary (background) highlighted nodes.

Parameters

array

$a_val

array of node ids

Definition at line 326 of file class.ilExplorerBaseGUI.php.

Referenced by ilLMTOCExplorerGUI\__construct().

        {
                $this->sec_highl_nodes = $a_val;
        }

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setSelectMode()

ilExplorerBaseGUI::setSelectMode	(		$a_postvar,
			$a_multi = false
	)

Set select mode (to deactivate, pass an empty string as postvar)

Parameters

string	$a_postvar	variable used for post, a "[]" is added automatically
boolean	$a_multi	multi select (checkboxes) or not (radio)

Returns

Definition at line 387 of file class.ilExplorerBaseGUI.php.

Referenced by ilForumMoveTopicsExplorer\__construct().

        {
                $this->select_postvar = $a_postvar;
                $this->select_multi = $a_multi;
        }

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setSkipRootNode()

ilExplorerBaseGUI::setSkipRootNode

(

$a_val

)

Set skip root node.

If set to false, the top node will not be displayed.

Parameters

boolean

$a_val

skip root node

Definition at line 286 of file class.ilExplorerBaseGUI.php.

Referenced by ilMailExplorer\__construct(), ilMediaPoolExplorerGUI\__construct(), ilSkillTreeExplorerGUI\__construct(), ilSCORM2004EditorExplorerGUI\__construct(), ilSkillSelectorGUI\__construct(), ilBookmarkExplorerGUI\__construct(), ilBookmarkBlockExplorerGUI\__construct(), ilVirtualSkillTreeExplorerGUI\__construct(), ilSkillTemplateTreeExplorerGUI\__construct(), ilRepositoryExplorerGUI\__construct(), ilAdministrationExplorerGUI\__construct(), ilPersonalSkillExplorerGUI\__construct(), ilLMExplorerGUI\__construct(), ilMaterialExplorer\__construct(), and ilRepositorySelectorExplorerGUI\__construct().

        {
                $this->skip_root_node = $a_val;
        }

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sortChilds()

ilExplorerBaseGUI::sortChilds	(		$a_childs,
			$a_parent_node_id
	)

Sort childs.

Parameters

array	$a_childs	array of child nodes
mixed	$a_parent_node	parent node

Returns

array array of childs nodes

Definition at line 167 of file class.ilExplorerBaseGUI.php.

Referenced by getHTML(), and renderChilds().

        {
                return $a_childs;
        }

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Field Documentation

$ajax

ilExplorerBaseGUI::$ajax = false

protected

Definition at line 21 of file class.ilExplorerBaseGUI.php.

Referenced by getAjax().

$custom_open_nodes

ilExplorerBaseGUI::$custom_open_nodes = array()

protected

Definition at line 22 of file class.ilExplorerBaseGUI.php.

$enable_dnd

ilExplorerBaseGUI::$enable_dnd = false

protected

Definition at line 27 of file class.ilExplorerBaseGUI.php.

Referenced by isEnableDnd(), and setEnableDnd().

$js_expl_path

ilExplorerBaseGUI::$js_expl_path = "./Services/UIComponent/Explorer2/js/Explorer2.js"

staticprotected

Definition at line 19 of file class.ilExplorerBaseGUI.php.

$js_tree_path

ilExplorerBaseGUI::$js_tree_path = "./Services/UIComponent/Explorer2/lib/jstree-v.pre1.0/jquery.jstree.js"

staticprotected

Definition at line 18 of file class.ilExplorerBaseGUI.php.

$nodeOnclickEnabled

ilExplorerBaseGUI::$nodeOnclickEnabled

private

Definition at line 29 of file class.ilExplorerBaseGUI.php.

Referenced by isNodeOnclickEnabled(), and setNodeOnclickEnabled().

$offline_mode

ilExplorerBaseGUI::$offline_mode = false

protected

Definition at line 25 of file class.ilExplorerBaseGUI.php.

Referenced by getOfflineMode().

$sec_highl_nodes

ilExplorerBaseGUI::$sec_highl_nodes = array()

protected

Definition at line 26 of file class.ilExplorerBaseGUI.php.

Referenced by getSecondaryHighlightedNodes().

$select_postvar

ilExplorerBaseGUI::$select_postvar = ""

protected

Definition at line 24 of file class.ilExplorerBaseGUI.php.

Referenced by ilSkillSelectorGUI\getSelectedSkills().

$selected_nodes

ilExplorerBaseGUI::$selected_nodes = array()

protected

Definition at line 23 of file class.ilExplorerBaseGUI.php.

$skip_root_node

ilExplorerBaseGUI::$skip_root_node = false

protected

Definition at line 20 of file class.ilExplorerBaseGUI.php.

Referenced by getSkipRootNode().

---

The documentation for this class was generated from the following file:

• Services/UIComponent/Explorer2/classes/class.ilExplorerBaseGUI.php