Explorer class that works on tree objects (Services/Tree) More...

Inheritance diagram for ilTreeExplorerGUI:

Collaboration diagram for ilTreeExplorerGUI:

Public Member Functions
	__construct (string $a_expl_id, $a_parent_obj, string $a_parent_cmd, ilTree $a_tree, string $a_node_parameter_name="node_id")

	getTree ()

	setOrderField (string $a_val, bool $a_numeric=false)

	getOrderField ()

	setTypeWhiteList (array $a_val)
	Set type white list. More...

	getTypeWhiteList ()
	Get type white list. More...

	setTypeBlackList (array $a_val)
	Set type black list. More...

	getTypeBlackList ()
	Get type black list. More...

	setPreloadChilds (bool $a_val)

	getPreloadChilds ()

	getSuccessorNode ( $a_node_id, string $a_type="")
	Get successor node (currently only(!) based on lft/rgt tree values) More...

	getChildsOfNode ($a_parent_node_id)
	Get childs of node. More...

	getNodeId ($a_node)
	Get id for node. More...

	getNodeIconAlt ($a_node)
	Get node icon alt attribute. More...

	getRootNode ()
	Get root node. More...

	setRootId ($a_root)

	setPathOpen ($a_id)
	Set node path to be opened. More...

	getHTML ($new=false)
	Get HTML. More...

	getChildren ($record, $environment=null)
	Get a list of records (that list can also be empty). More...

	build (\ILIAS\UI\Component\Tree\Node\Factory $factory, $record, $environment=null)

	getTreeLabel ()

	getTreeComponent ()

	toggleExplorerNodeState ()
	Should be called by an ilCtrl-enabled command class if a tree node toggle action should be processed. More...

Public Member Functions inherited from ilExplorerBaseGUI
	setChildLimit (int $a_val)

	getChildLimit ()

	setSearchTerm (string $a_val)

	getSearchTerm ()

	setMainTemplate (ilGlobalTemplateInterface $a_main_tpl=null)

	getRootNode ()
	Get root node. More...

	getChildsOfNode ($a_parent_node_id)
	Get children 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 children Please note that this standard method may not be optimal depending on what a derived class does in isNodeVisible. More...

	sortChilds (array $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 (bool $a_val)

	getSkipRootNode ()

	setAjax (bool $a_val)

	getAjax ()

	setSecondaryHighlightedNodes (array $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 (string $a_postvar, bool $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 (bool $a_val)

	getOfflineMode ()

	handleCommand ()
	Handle explorer internal command. More...

	getContainerId ()

	openNode ()
	Open node. More...

	closeNode ()
	Close node. More...

	getNodeAsync ()
	Get node asynchronously. More...

	beforeRendering ()
	Before rendering. More...

	getOnLoadCode ()
	Get on load code. More...

	getHTML ()

	renderNode ($a_node, ilTemplate $tpl)
	Render node. More...

	renderChilds ($a_node_id, ilTemplate $tpl)
	Render childs. More...

	getDomNodeIdForNodeId ($a_node_id)
	Get DOM node id for node id. More...

	getNodeIdForDomNodeId (string $a_dom_node_id)
	Get node id for dom node id. More...

	listItemStart (ilTemplate $tpl, $a_node)
	List item start. More...

	listItemEnd (ilTemplate $tpl)

	listStart (ilTemplate $tpl)

	listEnd (ilTemplate $tpl)

	isNodeOnclickEnabled ()

	setNodeOnclickEnabled (bool $nodeOnclickEnabled)

	isEnableDnd ()

	setEnableDnd (bool $enable_dnd)

Public Member Functions inherited from ILIAS\UI\Component\Tree\TreeRecursion
	build (Node\Factory $factory, $record, $environment=null)
	Build and return a Node. More...

Protected Member Functions
	preloadChilds ()

	matches ($node)
	Does a node match a search term (or is search term empty) More...

	getRootId ()

	createNode (\ILIAS\UI\Component\Tree\Node\Factory $factory, $record)
	Creates at tree node, can be overwritten in derivatives if another node type should be used. More...

	getNodeStateToggleCmdClasses ($record)
	Should return an array of ilCtrl-enabled command classes which should be used to build the URL for the expand/collapse actions applied on a tree node. More...

	render ()

Protected Member Functions inherited from ilExplorerBaseGUI
	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...

	isNodeOpen ($node_id)
	Get all open nodes. More...

	getJSTreePlugins ()

	isNodeRequested (string $a_node_id)

Protected Attributes
ilLanguage	$lng

Psr Http Message ServerRequestInterface	$httpRequest

ilTree	$tree = null

string	$tree_label = ""

string	$order_field = ""

bool	$order_field_numeric = false

array	$type_white_list = array()

array	$type_black_list = array()

array	$childs = array()

bool	$preloaded = false

bool	$preload_childs = false

array	$root_node_data = null

array	$all_childs = array()

	$root_id = 0

ILIAS DI UIServices	$ui

Protected Attributes inherited from ilExplorerBaseGUI
string	$node_parameter_name

ilLogger	$log

ilCtrl	$ctrl

ilGlobalTemplateInterface	$tpl

bool	$skip_root_node = false

bool	$ajax = false

array	$custom_open_nodes = array()

array	$selected_nodes = array()

string	$select_postvar = ""

bool	$offline_mode = false

array	$sec_highl_nodes = array()

bool	$enable_dnd = false

string	$search_term = ""

array	$open_nodes = []

ilSessionIStorage	$store

bool	$select_multi = false

	$parent_obj

int	$child_limit = 0

string	$parent_cmd = ''

string	$requested_exp_cmd = ""

string	$requested_exp_cont = ""

string	$requested_searchterm = ""

string	$requested_node_id = ""

string	$id

Additional Inherited Members
Static Public Member Functions inherited from ilExplorerBaseGUI
static	getLocalExplorerJsPath ()

static	getLocalJsTreeJsPath ()

static	getLocalJsTreeCssPath ()

static	createHTMLExportDirs (string $a_target_dir)

static	init (ilGlobalTemplateInterface $a_main_tpl=null)

Static Protected Attributes inherited from ilExplorerBaseGUI
static string	$js_tree_path = "./node_modules/jstree/dist/jstree.js"

static string	$js_tree_path_css = "./node_modules/jstree/dist/themes/default/style.min.css"

static string	$js_expl_path = "./Services/UIComponent/Explorer2/js/Explorer2.js"

Detailed Description

Explorer class that works on tree objects (Services/Tree)

Author: Alexander Killing killi.nosp@m.ng@l.nosp@m.eifos.nosp@m..de

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

Constructor & Destructor Documentation

◆ __construct()

ilTreeExplorerGUI::__construct	(	string	$a_expl_id,
			$a_parent_obj,
		string	$a_parent_cmd,
		ilTree	$a_tree,
		string	$a_node_parameter_name = `"node_id"`
	)

Definition at line 44 of file class.ilTreeExplorerGUI.php.

References $DIC, ILIAS\GlobalScreen\Provider\__construct(), ILIAS\Repository\lng(), and ILIAS\Repository\ui().

       {
         global $DIC;
 
         $this->httpRequest = $DIC->http()->request();
         $this->ui = $DIC->ui();
         $this->lng = $DIC->language();
         parent::__construct($a_expl_id, $a_parent_obj, $a_parent_cmd, $a_node_parameter_name);
         $this->tree = $a_tree;
     }

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Member Function Documentation

◆ build()

ilTreeExplorerGUI::build	(	\ILIAS\UI\Component\Tree\Node\Factory	$factory,
			$record,
			$environment = `null`
	)

Definition at line 375 of file class.ilTreeExplorerGUI.php.

References ilExplorerBaseGUI\$id, $url, createNode(), ILIAS\Repository\ctrl(), ilExplorerBaseGUI\getNodeHref(), getNodeId(), getNodeStateToggleCmdClasses(), and ilExplorerBaseGUI\isNodeOpen().

      : \ILIAS\UI\Component\Tree\Node\Node {
         $node = $this->createNode($factory, $record);
 
         $href = $this->getNodeHref($record);
         if ($href !== '' && '#' !== $href) {
             $node = $node->withLink(new \ILIAS\Data\URI(ILIAS_HTTP_PATH . '/' . $href));
         }
 
         if ($this->isNodeOpen((int) $this->getNodeId($record))) {
             $node = $node->withExpanded(true);
         }
 
         $nodeStateToggleCmdClasses = $this->getNodeStateToggleCmdClasses($record);
         $cmdClass = end($nodeStateToggleCmdClasses);
 
         if (is_string($cmdClass) && $cmdClass !== '') {
             $node = $node->withAdditionalOnLoadCode(function ($id) use ($record, $nodeStateToggleCmdClasses, $cmdClass): string {
                 $serverNodeId = $this->getNodeId($record);
 
                 $this->ctrl->setParameterByClass($cmdClass, $this->node_parameter_name, $serverNodeId);
                 $url = $this->ctrl->getLinkTargetByClass($nodeStateToggleCmdClasses, 'toggleExplorerNodeState', '', true, false);
                 $this->ctrl->setParameterByClass($cmdClass, $this->node_parameter_name, null);
 
                 $javascript = "il.UI.tree.registerToggleNodeAsyncAction('$id', '$url', 'prior_state');";
 
                 return $javascript;
             });
         }
 
         return $node;
     }

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◆ createNode()

ilTreeExplorerGUI::createNode	(	\ILIAS\UI\Component\Tree\Node\Factory	$factory,
			$record
	)

protected

Creates at tree node, can be overwritten in derivatives if another node type should be used.

Definition at line 346 of file class.ilTreeExplorerGUI.php.

References ilExplorerBaseGUI\getNodeContent(), ilExplorerBaseGUI\getNodeIcon(), getNodeIconAlt(), and ILIAS\Repository\ui().

Referenced by build().

      : \ILIAS\UI\Component\Tree\Node\Node {
         $nodeIconPath = $this->getNodeIcon($record);
 
         $icon = null;
         if ($nodeIconPath !== '') {
             $icon = $this->ui
                 ->factory()
                 ->symbol()
                 ->icon()
                 ->custom($nodeIconPath, $this->getNodeIconAlt($record));
         }
 
         return $factory->simple($this->getNodeContent($record), $icon);
     }

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◆ getChildren()

ilTreeExplorerGUI::getChildren	(	$record,
		$environment = `null`
	)

Get a list of records (that list can also be empty).

Each record will be relayed to $this->build to retrieve a Node. Also, each record will be asked for Sub-Nodes using this function.

Implements ILIAS\UI\Component\Tree\TreeRecursion.

Definition at line 338 of file class.ilTreeExplorerGUI.php.

References getChildsOfNode().

Referenced by ilLMTOCExplorerGUI\renderLSTocNode().

                                                              : array
     {
         return $this->getChildsOfNode($record["child"]);
     }

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◆ getChildsOfNode()

ilTreeExplorerGUI::getChildsOfNode ( $a_parent_node_id )

Get childs of node.

Parameters

int | string $a_parent_node_id parent id

Returns: array childs

Definition at line 206 of file class.ilTreeExplorerGUI.php.

References $c, getOrderField(), ilExplorerBaseGUI\getSearchTerm(), getTypeBlackList(), getTypeWhiteList(), ilExplorerBaseGUI\isNodeRequested(), and matches().

Referenced by ilPublicSectionExplorerGUI\getAllNodes(), and getChildren().

                                                       : array
     {
         if ($this->preloaded && $this->getSearchTerm() === "") {
             if (isset($this->childs[$a_parent_node_id]) && is_array($this->childs[$a_parent_node_id])) {
                 return $this->childs[$a_parent_node_id];
             }
             return array();
         }
 
         $wl = $this->getTypeWhiteList();
         if (count($wl) > 0) {
             $childs = $this->tree->getChildsByTypeFilter($a_parent_node_id, $wl, $this->getOrderField());
         } else {
             $childs = $this->tree->getChilds($a_parent_node_id, $this->getOrderField());
         }
 
         // apply black list filter
         $bl = $this->getTypeBlackList();
         if (is_array($bl) && count($bl) > 0) {
             $bl_childs = array();
             foreach ($childs as $k => $c) {
                 if (!in_array($c["type"], $bl, true) && ($this->matches($c) || !$this->isNodeRequested($a_parent_node_id))) {
                     $bl_childs[$k] = $c;
                 }
             }
             return $bl_childs;
         }
 
         $final_childs = [];
         foreach ($childs as $k => $c) {
             if ($this->matches($c) || !$this->isNodeRequested($a_parent_node_id)) {
                 $final_childs[$k] = $c;
             }
         }
         return $final_childs;
     }

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◆ getHTML()

ilTreeExplorerGUI::getHTML ( $new = false )

Get HTML.

Returns: string html

Definition at line 325 of file class.ilTreeExplorerGUI.php.

References getPreloadChilds(), preloadChilds(), and render().

                                          : string
     {
         if ($this->getPreloadChilds()) {
             $this->preloadChilds();
         }
         if (!$new) {
             return parent::getHTML();
         }
         return $this->render();
     }

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◆ getNodeIconAlt()

ilTreeExplorerGUI::getNodeIconAlt ( $a_node )

Get node icon alt attribute.

Parameters

object | array $a_node node

Returns: string image alt attribute

Definition at line 273 of file class.ilTreeExplorerGUI.php.

References $lng, and ilLanguage\txt().

Referenced by ilTaxonomyClassificationExplorerGUI\createNode(), ilForumExplorerGUI\createNode(), and createNode().

                                            : string
     {
         $lng = $this->lng;
 
         return $lng->txt("icon") . " " . $lng->txt("obj_" . ($a_node["type"] ?? ''));
     }

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◆ getNodeId()

ilTreeExplorerGUI::getNodeId ( $a_node )

Get id for node.

Parameters

object | array $a_node

Returns: string

Definition at line 263 of file class.ilTreeExplorerGUI.php.

Referenced by build(), ilTaxonomyClassificationExplorerGUI\createNode(), ilPublicSectionExplorerGUI\getAllNodes(), ilMediaPoolExplorerGUI\getNodeContent(), ilAdministrationExplorerGUI\getNodeContent(), ilLMExplorerGUI\getNodeContent(), ilRepositoryExplorerGUI\getNodeContent(), ilRepositorySelectorExplorerGUI\getNodeContent(), ilMailExplorer\getNodeContent(), ilLMTOCExplorerGUI\getNodeContent(), ilMailExplorer\getNodeHref(), ilLMEditorExplorerGUI\getNodeIcon(), ilPublicSectionExplorerGUI\getNodeIcon(), ilMediaPoolExplorerGUI\getNodeIcon(), ilMailExplorer\getNodeIcon(), ilAdministrationExplorerGUI\getNodeIconAlt(), ilRepositoryExplorerGUI\getNodeIconAlt(), ilRepositorySelectorExplorerGUI\getNodeIconAlt(), ilMediaPoolExplorerGUI\isNodeHighlighted(), ilLMExplorerGUI\isNodeHighlighted(), ilAdministrationExplorerGUI\isNodeHighlighted(), ilRepositoryExplorerGUI\isNodeHighlighted(), and ilRepositorySelectorExplorerGUI\isNodeHighlighted().

     {
         return $a_node["child"];
     }

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◆ getNodeStateToggleCmdClasses()

ilTreeExplorerGUI::getNodeStateToggleCmdClasses ( $record )

protected

Should return an array of ilCtrl-enabled command classes which should be used to build the URL for the expand/collapse actions applied on a tree node.

Parameters

$record

Returns: array

Definition at line 370 of file class.ilTreeExplorerGUI.php.

Referenced by build().

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◆ getOrderField()

ilTreeExplorerGUI::getOrderField ( )

Definition at line 73 of file class.ilTreeExplorerGUI.php.

References $order_field.

Referenced by getChildsOfNode().

                                    : string
     {
         return $this->order_field;
     }

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◆ getPreloadChilds()

ilTreeExplorerGUI::getPreloadChilds ( )

Definition at line 119 of file class.ilTreeExplorerGUI.php.

References $preload_childs.

Referenced by getHTML().

                                       : bool
     {
         return $this->preload_childs;
     }

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◆ getRootId()

ilTreeExplorerGUI::getRootId ( )

protected

Definition at line 301 of file class.ilTreeExplorerGUI.php.

References getTree().

Referenced by getRootNode(), and ilWorkspaceExplorerGUI\isNodeHighlighted().

                                   : int
     {
         return $this->root_id
             ?: $this->getTree()->readRootId();
     }

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◆ getRootNode()

ilTreeExplorerGUI::getRootNode ( )

Get root node.

Returns: object|array node

Definition at line 285 of file class.ilTreeExplorerGUI.php.

References $root_node_data, getRootId(), and getTree().

Referenced by ilPublicSectionExplorerGUI\getAllNodes(), ilTaxonomyClassificationExplorerGUI\getNodeContent(), ilMediaPoolExplorerGUI\getNodeContent(), ilTaxonomyExplorerGUI\getNodeContent(), ilAdministrationExplorerGUI\getNodeContent(), ilLMExplorerGUI\getNodeContent(), ilRepositorySelectorExplorerGUI\getNodeContent(), ilLMEditorExplorerGUI\getNodeIcon(), ilPublicSectionExplorerGUI\getNodeIcon(), ilMediaPoolExplorerGUI\getNodeIcon(), ilAdministrationExplorerGUI\getNodeIconAlt(), ilRepositorySelectorExplorerGUI\getNodeIconAlt(), ilTaxonomyClassificationExplorerGUI\getTreeComponent(), getTreeComponent(), ilMediaPoolExplorerGUI\isNodeHighlighted(), ilLMExplorerGUI\isNodeHighlighted(), ilAdministrationExplorerGUI\isNodeHighlighted(), ilRepositorySelectorExplorerGUI\isNodeHighlighted(), and preloadChilds().

     {
         if (!isset($this->root_node_data)) {
             $this->root_node_data = $this->getTree()->getNodeData($this->getRootId());
         }
         return $this->root_node_data;
     }

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◆ getSuccessorNode()

ilTreeExplorerGUI::getSuccessorNode	(		$a_node_id,
		string	$a_type = `""`
	)

Get successor node (currently only(!) based on lft/rgt tree values)

Parameters

int | string $a_node_id node id

Returns: mixed node id or false

Definition at line 177 of file class.ilTreeExplorerGUI.php.

References getTree().

Referenced by ilLMTOCExplorerGUI\isNodeClickable().

       {
         if ($this->order_field !== "") {
             die("ilTreeExplorerGUI::getSuccessorNode not implemented for order field " . $this->order_field);
         }
 
         if ($this->preloaded) {
             $next_id = $a_node_id;
             while (($next_id = $this->all_childs[$next_id]["next_node_id"]) && $a_type !== "" &&
                 $this->all_childs[$next_id]["type"] !== $a_type) {
                 // do nothing
             }
             if ($next_id) {
                 return $this->all_childs[$next_id];
             }
             return false;
         }
         return $this->getTree()->fetchSuccessorNode($a_node_id, $a_type);
     }

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◆ getTree()

ilTreeExplorerGUI::getTree ( )

Definition at line 60 of file class.ilTreeExplorerGUI.php.

References $tree.

Referenced by ilLMTOCExplorerGUI\getNodeHref(), getRootId(), ilSkillTemplateTreeExplorerGUI\getRootNode(), ilOrgUnitExplorerGUI\getRootNode(), ilRepositoryExplorerGUI\getRootNode(), ilLMTOCExplorerGUI\getRootNode(), getRootNode(), getSuccessorNode(), ilTaxonomyClassificationExplorerGUI\getTreeComponent(), getTreeComponent(), ilLMTOCExplorerGUI\isNodeClickable(), and setPathOpen().

                              : ilTree
     {
         return $this->tree;
     }

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◆ getTreeComponent()

ilTreeExplorerGUI::getTreeComponent ( )

Definition at line 416 of file class.ilTreeExplorerGUI.php.

References $data, Vendor\Package\$f, $tree, ilExplorerBaseGUI\getNodeContent(), ilTree\getNodeData(), getRootNode(), getTree(), getTreeLabel(), ilTree\readRootId(), and ILIAS\Repository\ui().

Referenced by render().

                                       : Tree
     {
         $f = $this->ui->factory();
         $tree = $this->getTree();
 
         $data = array(
             $tree->getNodeData($tree->readRootId())
         );
 
         $label = $this->getTreeLabel();
         if ($this->getTreeLabel() === "" && $this->getNodeContent($this->getRootNode())) {
             $label = $this->getNodeContent($this->getRootNode());
         }
 
         $tree = $f->tree()->expandable($label, $this)
             ->withData($data)
             ->withHighlightOnNodeClick(true);
 
         return $tree;
     }

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◆ getTreeLabel()

ilTreeExplorerGUI::getTreeLabel ( )

Definition at line 411 of file class.ilTreeExplorerGUI.php.

References $tree_label.

Referenced by ilTaxonomyClassificationExplorerGUI\getTreeComponent(), and getTreeComponent().

                                   : string
     {
         return $this->tree_label;
     }

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◆ getTypeBlackList()

ilTreeExplorerGUI::getTypeBlackList ( )

Get type black list.

Returns: array array of strings of node types that should be filtered out

Definition at line 109 of file class.ilTreeExplorerGUI.php.

References $type_black_list.

Referenced by getChildsOfNode(), and preloadChilds().

                                       : array
     {
         return $this->type_black_list;
     }

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◆ getTypeWhiteList()

ilTreeExplorerGUI::getTypeWhiteList ( )

Get type white list.

Returns: array array of strings of node types that should be retrieved

Definition at line 91 of file class.ilTreeExplorerGUI.php.

References $type_white_list.

Referenced by ilIntLinkRepItemExplorerGUI\__construct(), getChildsOfNode(), preloadChilds(), ilConditionSelector\setRefId(), and ilRepositorySelectorExplorerGUI\sortChilds().

                                       : array
     {
         return $this->type_white_list;
     }

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◆ matches()

ilTreeExplorerGUI::matches ( $node )

protected

Does a node match a search term (or is search term empty)

Parameters

object | array $node

Returns: bool

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

References ilExplorerBaseGUI\getNodeContent(), and ilExplorerBaseGUI\getSearchTerm().

Referenced by getChildsOfNode().

                                      : bool
     {
         return (
             $this->getSearchTerm() === "" ||
             is_int(ilStr::striPos($this->getNodeContent($node), $this->getSearchTerm()))
         );
     }

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◆ preloadChilds()

ilTreeExplorerGUI::preloadChilds ( )

protected

Definition at line 124 of file class.ilTreeExplorerGUI.php.

References $c, getRootNode(), getTypeBlackList(), getTypeWhiteList(), and ilArrayUtil\sortArray().

Referenced by getHTML().

                                       : void
     {
         $subtree = $this->tree->getSubTree($this->getRootNode());
         foreach ($subtree as $s) {
             $wl = $this->getTypeWhiteList();
             if (is_array($wl) && count($wl) > 0 && !in_array($s["type"], $wl)) {
                 continue;
             }
             $bl = $this->getTypeBlackList();
             if (is_array($bl) && count($bl) > 0 && in_array($s["type"], $bl)) {
                 continue;
             }
             $this->childs[$s["parent"]][] = $s;
             $this->all_childs[$s["child"]] = $s;
         }
 
         if ($this->order_field !== "") {
             foreach ($this->childs as $k => $childs) {
                 $this->childs[$k] = ilArrayUtil::sortArray(
                     $childs,
                     $this->order_field,
                     "asc",
                     $this->order_field_numeric
                 );
             }
         }
 
         // sort childs and store prev/next reference
         if ($this->order_field === "") {
             $this->all_childs =
                 ilArrayUtil::sortArray($this->all_childs, "lft", "asc", true, true);
             $prev = false;
             foreach ($this->all_childs as $k => $c) {
                 if ($prev) {
                     $this->all_childs[$prev]["next_node_id"] = $k;
                 }
                 $this->all_childs[$k]["prev_node_id"] = $prev;
                 $this->all_childs[$k]["next_node_id"] = false;
                 $prev = $k;
             }
         }
 
         $this->preloaded = true;
     }

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◆ render()

ilTreeExplorerGUI::render ( )

protected

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

References getTreeComponent(), and ILIAS\Repository\ui().

Referenced by getHTML().

                                : string
     {
         $r = $this->ui->renderer();
 
         return $r->render([
             $this->getTreeComponent()
         ]);
     }

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◆ setOrderField()

ilTreeExplorerGUI::setOrderField	(	string	$a_val,
		bool	$a_numeric = `false`
	)

Definition at line 65 of file class.ilTreeExplorerGUI.php.

Referenced by ilMediaPoolExplorerGUI\__construct(), ilMailExplorer\__construct(), ilTaxonomyExplorerGUI\__construct(), ilAdministrationExplorerGUI\__construct(), and ilSkillTemplateTreeExplorerGUI\__construct().

      : void {
         $this->order_field = $a_val;
         $this->order_field_numeric = $a_numeric;
     }

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◆ setPathOpen()

ilTreeExplorerGUI::setPathOpen ( $a_id )

Set node path to be opened.

Parameters

string $a_id node id

Definition at line 312 of file class.ilTreeExplorerGUI.php.

References ilExplorerBaseGUI\$id, $path, getTree(), and ilExplorerBaseGUI\setNodeOpen().

Referenced by ilGroupActionTargetExplorerGUI\__construct(), ilLMExplorerGUI\__construct(), ilAdministrationExplorerGUI\__construct(), ilWorkspaceExplorerGUI\__construct(), and SurveyQuestionGUI\addMaterial().

                                       : void
     {
         $path = $this->getTree()->getPathId($a_id);
         foreach ($path as $id) {
             $this->setNodeOpen($id);
         }
     }

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◆ setPreloadChilds()

ilTreeExplorerGUI::setPreloadChilds ( bool $a_val )

Definition at line 114 of file class.ilTreeExplorerGUI.php.

Referenced by ilLMExplorerGUI\__construct(), ilForumExplorerGUI\__construct(), and ilTaxonomyExplorerGUI\__construct().

                                                  : void
     {
         $this->preload_childs = $a_val;
     }

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◆ setRootId()

ilTreeExplorerGUI::setRootId ( $a_root )

Parameters

int | string $a_root

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

                                       : void
     {
         $this->root_id = $a_root;
     }

◆ setTypeBlackList()

ilTreeExplorerGUI::setTypeBlackList ( array $a_val )

Set type black list.

Parameters

array $a_val array of strings of node types that should be filtered out

Definition at line 100 of file class.ilTreeExplorerGUI.php.

                                                   : void
     {
         $this->type_black_list = $a_val;
     }

◆ setTypeWhiteList()

ilTreeExplorerGUI::setTypeWhiteList ( array $a_val )

Set type white list.

Parameters

array $a_val array of strings of node types that should be retrieved

Definition at line 82 of file class.ilTreeExplorerGUI.php.

                                                   : void
     {
         $this->type_white_list = $a_val;
     }

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◆ toggleExplorerNodeState()

ilTreeExplorerGUI::toggleExplorerNodeState ( )

Should be called by an ilCtrl-enabled command class if a tree node toggle action should be processed.

Definition at line 440 of file class.ilTreeExplorerGUI.php.

References ILIAS\LTI\ToolProvider\$key, ilExplorerBaseGUI\$node_parameter_name, exit, and ILIAS\Repository\int().

Referenced by ilObjForumGUI\toggleExplorerNodeStateObject().

                                              : void
     {
         $nodeId = (int) ($this->httpRequest->getQueryParams()[$this->node_parameter_name] ?? 0);
         $priorState = (int) ($this->httpRequest->getQueryParams()['prior_state'] ?? 0);
 
         if ($nodeId > 0) {
             if (0 === $priorState && !in_array($nodeId, $this->open_nodes)) {
                 $this->open_nodes[] = $nodeId;
             } elseif (1 === $priorState && in_array($nodeId, $this->open_nodes)) {
                 $key = array_search($nodeId, $this->open_nodes);
                 unset($this->open_nodes[$key]);
             }
 
             $this->store->set('on_' . $this->id, serialize($this->open_nodes));
         }
         exit();
     }