ilExplorerBaseGUI Class Reference

This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Learning e.V. More...

Inheritance diagram for ilExplorerBaseGUI:

Collaboration diagram for ilExplorerBaseGUI:

Public Member Functions
	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)

Static Public Member Functions
static	getLocalExplorerJsPath ()
static	getLocalJsTreeJsPath ()
static	getLocalJsTreeCssPath ()
static	createHTMLExportDirs (string $a_target_dir)
static	init (?ilGlobalTemplateInterface $a_main_tpl=null)

Protected Member Functions
	isNodeSelectable ($a_node)
	Is node selectable? More...
	getNodeToggleOnClick ($a_node)
	Get onclick attribute for node toggling. More...
	getSelectOnClick ($a_node)
	Get onclick attribute for selecting radio/checkbox. More...
	isNodeOpen ($node_id)
	Get all open nodes. More...
	getJSTreePlugins ()
	isNodeRequested (string $a_node_id)

Protected Attributes
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

Static Protected Attributes
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 = "assets/js/Explorer2.js"

Private Attributes
bool	$nodeOnclickEnabled

Detailed Description

This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Learning e.V.

ILIAS is licensed with the GPL-3.0, see https://www.gnu.org/licenses/gpl-3.0.en.html You should have received a copy of said license along with the source code, too.

If this is not the case or you just want to try ILIAS, you'll find us at: https://www.ilias.de https://github.com/ILIAS-eLearning 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

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

Deprecated:

10

Definition at line 28 of file class.ilExplorerBaseGUI.php.

Member Function Documentation

beforeRendering()

ilExplorerBaseGUI::beforeRendering

(

)

Before rendering.

Definition at line 504 of file class.ilExplorerBaseGUI.php.

Referenced by getHTML(), and getNodeAsync().

                                     : void
    {
    }

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closeNode()

ilExplorerBaseGUI::closeNode

(

)

Close node.

Definition at line 465 of file class.ilExplorerBaseGUI.php.

References exit, and getNodeIdForDomNodeId().

                               : void
    {
        $id = $this->getNodeIdForDomNodeId($this->requested_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 ( string  $a_target_dir )

static

Definition at line 139 of file class.ilExplorerBaseGUI.php.

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

                                                                     : void
    {
        ilFileUtils::makeDirParents($a_target_dir . "/components/ILIAS/UIComponent/Explorer2/lib/jstree-v.pre1.0");
        ilFileUtils::makeDirParents($a_target_dir . "/components/ILIAS/UIComponent/Explorer2/js");
    }

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getAjax()

ilExplorerBaseGUI::getAjax

(

)

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

References $ajax.

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

                             : bool
    {
        return $this->ajax;
    }

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getChildLimit()

ilExplorerBaseGUI::getChildLimit

(

)

Definition at line 104 of file class.ilExplorerBaseGUI.php.

References $child_limit.

Referenced by renderChilds().

                                   : int
    {
        return $this->child_limit;
    }

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getChildsOfNode()

ilExplorerBaseGUI::getChildsOfNode (   $a_parent_node_id )

abstract

Get children of node.

Parameters

string

$a_parent_node_id

Returns

array

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

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getContainerId()

ilExplorerBaseGUI::getContainerId

(

)

Definition at line 444 of file class.ilExplorerBaseGUI.php.

References getId().

Referenced by getHTML(), getNodeToggleOnClick(), getOnLoadCode(), and handleCommand().

                                    : string
    {
        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

string

$a_node_id

Definition at line 825 of file class.ilExplorerBaseGUI.php.

References getId().

Referenced by getNodeToggleOnClick(), getOnLoadCode(), getSelectOnClick(), isNodeRequested(), and listItemStart().

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

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getHTML()

ilExplorerBaseGUI::getHTML

(

)

Definition at line 613 of file class.ilExplorerBaseGUI.php.

References $ctrl, $tpl, ILIAS\UICore\GlobalTemplate\addOnLoadCode(), beforeRendering(), getChildsOfNode(), getContainerId(), getId(), getNodeId(), getOnLoadCode(), getRootNode(), getSkipRootNode(), init(), isNodeVisible(), listEnd(), listStart(), renderNode(), and sortChilds().

                             : string
    {
        $tpl = $this->tpl;
        $ilCtrl = $this->ctrl;

        $root = $this->getNodeId($this->getRootNode());
        if (!in_array($root, $this->open_nodes)) {
            $this->open_nodes[] = $root;
        }

        $this->beforeRendering();

        self::init($tpl);
        $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, "components/ILIAS/UIComponent/Explorer2");

        if (!$this->ajax) {
            // 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>";
        }

        $content = $etpl->get();
        //echo $content.$add; exit;
        return $content . $add;
    }

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getId()

ilExplorerBaseGUI::getId

(

)

Get id of explorer element.

Returns

string id

Definition at line 318 of file class.ilExplorerBaseGUI.php.

References $id.

Referenced by getContainerId(), getDomNodeIdForNodeId(), getHTML(), getNodeIdForDomNodeId(), and getOnLoadCode().

                           : string
    {
        return $this->id;
    }

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getJSTreePlugins()

ilExplorerBaseGUI::getJSTreePlugins ( )

protected

Definition at line 587 of file class.ilExplorerBaseGUI.php.

References isEnableDnd().

Referenced by getOnLoadCode().

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

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getLocalExplorerJsPath()

static ilExplorerBaseGUI::getLocalExplorerJsPath ( )

static

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

Referenced by ilGroupUserActionProvider\getJsScripts(), and ILIAS\LearningModule\Export\LMHtmlExport\getSupplyingExportFiles().

                                                   : string
    {
        return self::$js_expl_path;
    }

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getLocalJsTreeCssPath()

static ilExplorerBaseGUI::getLocalJsTreeCssPath ( )

static

Definition at line 134 of file class.ilExplorerBaseGUI.php.

Referenced by ILIAS\LearningModule\Export\LMHtmlExport\getSupplyingExportFiles().

                                                  : string
    {
        return self::$js_tree_path_css;
    }

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getLocalJsTreeJsPath()

static ilExplorerBaseGUI::getLocalJsTreeJsPath ( )

static

Definition at line 129 of file class.ilExplorerBaseGUI.php.

Referenced by ilGroupUserActionProvider\getJsScripts(), and ILIAS\LearningModule\Export\LMHtmlExport\getSupplyingExportFiles().

                                                 : string
    {
        return self::$js_tree_path;
    }

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getNodeAsync()

ilExplorerBaseGUI::getNodeAsync

(

)

Get node asynchronously.

Definition at line 479 of file class.ilExplorerBaseGUI.php.

References beforeRendering(), exit, getNodeId(), getNodeIdForDomNodeId(), getRootNode(), renderChilds(), renderNode(), setSearchTerm(), and ilUtil\stripSlashes().

                                  : string
    {
        $this->beforeRendering();

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

        $root = $this->getNodeId($this->getRootNode());
        if (!in_array($root, $this->open_nodes)) {
            $this->open_nodes[] = $root;
        }
        $this->setSearchTerm(ilUtil::stripSlashes($this->requested_searchterm));
        if ($this->requested_node_id !== "") {
            $id = $this->getNodeIdForDomNodeId($this->requested_node_id);
            $this->renderChilds($id, $etpl);
        } else {
            $this->getNodeId($this->getRootNode());
            $this->renderNode($this->getRootNode(), $etpl);
        }
        echo $etpl->get("tag");
        exit;
    }

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getNodeContent()

ilExplorerBaseGUI::getNodeContent (   $a_node )

abstract

Get content of a node.

Parameters

object | array

$a_node

node array or object

Returns

string content of the node

Referenced by createHTMLExportDirs(), ilTreeExplorerGUI\createNode(), ilTreeExplorerGUI\getTreeComponent(), ilTreeExplorerGUI\matches(), and renderNode().

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getNodeHref()

ilExplorerBaseGUI::getNodeHref

(

$a_node

)

Get href for node.

Parameters

object | array

$a_node

Returns

string href attribute

Definition at line 191 of file class.ilExplorerBaseGUI.php.

Referenced by ilTreeExplorerGUI\build(), and renderNode().

                                        : string
    {
        return "#";
    }

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getNodeIcon()

ilExplorerBaseGUI::getNodeIcon

(

$a_node

)

Get node icon path.

Parameters

object | array

$a_node

Returns

string image file path

Definition at line 231 of file class.ilExplorerBaseGUI.php.

Referenced by ilTreeExplorerGUI\createNode(), and renderNode().

                                        : string
    {
        return "";
    }

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getNodeIconAlt()

ilExplorerBaseGUI::getNodeIconAlt

(

$a_node

)

Get node icon alt attribute.

Parameters

object | array

$a_node

Returns

string image alt attribute

Definition at line 241 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

                                           : string
    {
        return "";
    }

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getNodeId()

ilExplorerBaseGUI::getNodeId (   $a_node )

abstract

Get id of a node.

Parameters

object | array

$a_node

node array or object

Returns

string id of node

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

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getNodeIdForDomNodeId()

ilExplorerBaseGUI::getNodeIdForDomNodeId

(

string

$a_dom_node_id

)

Get node id for dom node id.

Definition at line 833 of file class.ilExplorerBaseGUI.php.

References getId().

Referenced by closeNode(), getNodeAsync(), and openNode().

                                                                : string
    {
        $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

object | array

$a_node

node

Returns

string onclick value

Definition at line 261 of file class.ilExplorerBaseGUI.php.

References getSelectOnClick().

Referenced by renderNode().

                                           : string
    {
        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

object | array

$a_node

node

Returns

string target

Definition at line 251 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

                                          : string
    {
        return "";
    }

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getNodeToggleOnClick()

ilExplorerBaseGUI::getNodeToggleOnClick (   $a_node )

finalprotected

Get onclick attribute for node toggling.

Parameters

object | array

$a_node

Definition at line 374 of file class.ilExplorerBaseGUI.php.

References getContainerId(), getDomNodeIdForNodeId(), and getNodeId().

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

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getOfflineMode()

ilExplorerBaseGUI::getOfflineMode

(

)

Definition at line 418 of file class.ilExplorerBaseGUI.php.

References $offline_mode.

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

                                    : bool
    {
        return $this->offline_mode;
    }

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getOnLoadCode()

ilExplorerBaseGUI::getOnLoadCode

(

)

Get on load code.

Definition at line 523 of file class.ilExplorerBaseGUI.php.

References $ctrl, $url, getAjax(), getContainerId(), getDomNodeIdForNodeId(), getId(), getJSTreePlugins(), getNodeId(), getOfflineMode(), and getRootNode().

Referenced by getHTML().

                                   : string
    {
        $ilCtrl = $this->ctrl;

        $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, $this->parent_cmd, "", true);
            } else {
                if (!is_null($this->parent_obj)) {
                    $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(),
            "node_par_name" => $this->node_parameter_name
        );


        // jstree config options
        $js_tree_config = array(
            "core" => array(
                "animation" => 0,
                "initially_open" => $open_nodes,
                "open_parents" => false,
                "strings" => array("loading" => "Loading ...", "new_node" => "New node"),
                "themes" => array("dots" => false, "icons" => false, "theme" => "")
            ),
            "plugins" => $this->getJSTreePlugins(),
            "html_data" => array()
        );
        return (
            'il.Explorer2.init(' .
            json_encode($config, JSON_THROW_ON_ERROR) . ', ' .
            json_encode($js_tree_config, JSON_THROW_ON_ERROR) . ');'
        );
    }

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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

object|array|null

Referenced by createHTMLExportDirs(), getHTML(), getNodeAsync(), getOnLoadCode(), isNodeOpen(), isNodeRequested(), and renderNode().

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getSearchTerm()

ilExplorerBaseGUI::getSearchTerm

(

)

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

References $search_term.

Referenced by ilTreeExplorerGUI\getChildsOfNode(), ilTreeExplorerGUI\matches(), and renderChilds().

                                   : string
    {
        return $this->search_term;
    }

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getSecondaryHighlightedNodes()

ilExplorerBaseGUI::getSecondaryHighlightedNodes

(

)

Get secondary (background) highlighted nodes.

Definition at line 354 of file class.ilExplorerBaseGUI.php.

References $sec_highl_nodes.

                                                  : array
    {
        return $this->sec_highl_nodes;
    }

getSelectOnClick()

ilExplorerBaseGUI::getSelectOnClick (   $a_node )

finalprotected

Get onclick attribute for selecting radio/checkbox.

Parameters

object | array

$a_node

Definition at line 384 of file class.ilExplorerBaseGUI.php.

References getDomNodeIdForNodeId(), and getNodeId().

Referenced by getNodeOnClick().

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

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getSkipRootNode()

ilExplorerBaseGUI::getSkipRootNode

(

)

Definition at line 328 of file class.ilExplorerBaseGUI.php.

References $skip_root_node.

Referenced by getHTML(), ilTreeExplorerGUI\getTreeComponent(), and renderNode().

                                     : bool
    {
        return $this->skip_root_node;
    }

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handleCommand()

ilExplorerBaseGUI::handleCommand

(

)

Handle explorer internal command.

Definition at line 430 of file class.ilExplorerBaseGUI.php.

References $requested_exp_cmd, and getContainerId().

Referenced by ilObjTaxonomyGUI\showTree().

                                   : bool
    {
        if ($this->requested_exp_cmd !== "" &&
            $this->requested_exp_cont === $this->getContainerId()) {
            $cmd = $this->requested_exp_cmd;
            if (in_array($cmd, array("openNode", "closeNode", "getNodeAsync"))) {
                $this->$cmd();
            }

            return true;
        }
        return false;
    }

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init()

static ilExplorerBaseGUI::init ( ?ilGlobalTemplateInterface  $a_main_tpl = null )

static

Definition at line 598 of file class.ilExplorerBaseGUI.php.

References $DIC, ILIAS\UICore\GlobalTemplate\addCss(), ILIAS\UICore\GlobalTemplate\addJavaScript(), ilYuiUtil\initConnection(), and iljQueryUtil\initjQuery().

Referenced by ilInternalLinkGUI\getInitHTML(), ILIAS\Repository\Provider\RepositoryMainBarProvider\getStaticSubItems(), and ilObjStudyProgrammeGUI\initTreeJS().

                                                                              : void
    {
        global $DIC;

        $tpl = $a_main_tpl ?? $DIC["tpl"];

        ilYuiUtil::initConnection();
        iljQueryUtil::initjQuery($tpl);

        $tpl->addJavaScript(self::getLocalExplorerJsPath());
        $tpl->addJavaScript(self::getLocalJsTreeJsPath());
        $tpl->addCss(self::getLocalJsTreeCssPath());
    }

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isEnableDnd()

ilExplorerBaseGUI::isEnableDnd

(

)

Definition at line 889 of file class.ilExplorerBaseGUI.php.

References $enable_dnd.

Referenced by getJSTreePlugins().

                                 : bool
    {
        return $this->enable_dnd;
    }

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isNodeClickable()

ilExplorerBaseGUI::isNodeClickable

(

$a_node

)

Is node clickable?

Parameters

object | array

$a_node

node

Returns

bool node clickable true/false

Definition at line 294 of file class.ilExplorerBaseGUI.php.

Referenced by ilTreeExplorerGUI\build(), and renderNode().

                                            : bool
    {
        return true;
    }

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isNodeHighlighted()

ilExplorerBaseGUI::isNodeHighlighted

(

$a_node

)

Is node highlighted?

Parameters

object | array

$a_node

node

Returns

bool node highlighted true/false

Definition at line 284 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

                                              : bool
    {
        return false;
    }

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isNodeOnclickEnabled()

ilExplorerBaseGUI::isNodeOnclickEnabled

(

)

Definition at line 879 of file class.ilExplorerBaseGUI.php.

References $nodeOnclickEnabled.

Referenced by renderNode().

                                          : bool
    {
        return $this->nodeOnclickEnabled;
    }

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isNodeOpen()

ilExplorerBaseGUI::isNodeOpen (   $node_id )

protected

Get all open nodes.

Parameters

string

$node_id

Definition at line 512 of file class.ilExplorerBaseGUI.php.

References getNodeId(), and getRootNode().

Referenced by ilTreeExplorerGUI\build(), and listItemStart().

                                           : bool
    {
        return ($this->getNodeId($this->getRootNode()) == $node_id
            || in_array($node_id, $this->open_nodes)
            || in_array($node_id, $this->custom_open_nodes));
    }

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isNodeRequested()

ilExplorerBaseGUI::isNodeRequested ( string  $a_node_id )

protected

Definition at line 815 of file class.ilExplorerBaseGUI.php.

References getDomNodeIdForNodeId(), getNodeId(), and getRootNode().

Referenced by ilTreeExplorerGUI\getChildsOfNode(), and renderChilds().

                                                         : bool
    {
        return ($this->requested_node_id === $this->getDomNodeIdForNodeId($a_node_id) ||
            ($this->requested_node_id === "" && $a_node_id == $this->getNodeId($this->getRootNode())));
    }

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isNodeSelectable()

ilExplorerBaseGUI::isNodeSelectable (   $a_node )

protected

Is node selectable?

Parameters

object | array

$a_node

node

Returns

bool node selectable true/false

Definition at line 304 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

                                                : bool
    {
        return true;
    }

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isNodeVisible()

ilExplorerBaseGUI::isNodeVisible

(

$a_node

)

Is node visible?

Parameters

object | array

$a_node

node

Returns

bool node visible true/false

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

Referenced by ilTreeExplorerGUI\getChildsOfNode(), getHTML(), nodeHasVisibleChilds(), and renderChilds().

                                          : bool
    {
        return true;
    }

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listEnd()

ilExplorerBaseGUI::listEnd

(

ilTemplate

$tpl

)

Definition at line 873 of file class.ilExplorerBaseGUI.php.

References ilTemplate\touchBlock().

Referenced by getHTML(), and renderChilds().

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

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listItemEnd()

ilExplorerBaseGUI::listItemEnd

(

ilTemplate

$tpl

)

Definition at line 861 of file class.ilExplorerBaseGUI.php.

References ilTemplate\touchBlock().

Referenced by renderNode().

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

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listItemStart()

ilExplorerBaseGUI::listItemStart	(	ilTemplate	$tpl,
			$a_node
	)

List item start.

Parameters

object | array

$a_node

Definition at line 843 of file class.ilExplorerBaseGUI.php.

References getAjax(), getDomNodeIdForNodeId(), getNodeId(), isNodeOpen(), nodeHasVisibleChilds(), ilTemplate\parseCurrentBlock(), ilTemplate\setCurrentBlock(), HTML_Template_IT\setVariable(), and ilTemplate\touchBlock().

Referenced by renderNode().

                                                           : void
    {
        $tpl->setCurrentBlock("list_item_start");
        if ($this->getAjax() && $this->nodeHasVisibleChilds($a_node) && !$this->isNodeOpen($this->getNodeId($a_node))) {
            $tpl->touchBlock("li_closed");
        }
        if ($this->isNodeOpen($this->getNodeId($a_node))) {
            $tpl->touchBlock("li_opened");
        }

        $tpl->setVariable(
            "DOM_NODE_ID",
            $this->getDomNodeIdForNodeId($this->getNodeId($a_node))
        );
        $tpl->parseCurrentBlock();
        $tpl->touchBlock("tag");
    }

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listStart()

ilExplorerBaseGUI::listStart

(

ilTemplate

$tpl

)

Definition at line 867 of file class.ilExplorerBaseGUI.php.

References ilTemplate\touchBlock().

Referenced by getHTML(), and renderChilds().

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

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nodeHasVisibleChilds()

ilExplorerBaseGUI::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.

Parameters

object | array

$a_node

Returns

bool

Definition at line 203 of file class.ilExplorerBaseGUI.php.

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

Referenced by listItemStart().

                                                 : bool
    {
        $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 452 of file class.ilExplorerBaseGUI.php.

References $id, exit, and getNodeIdForDomNodeId().

                              : void
    {
        $id = $this->getNodeIdForDomNodeId($this->requested_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, ilTemplate  $tpl  )

final

Render childs.

Parameters

string

$a_node_id

Definition at line 759 of file class.ilExplorerBaseGUI.php.

References getChildLimit(), getChildsOfNode(), getSearchTerm(), isNodeRequested(), isNodeVisible(), listEnd(), listStart(), ilTemplate\parseCurrentBlock(), renderNode(), ilTemplate\setCurrentBlock(), HTML_Template_IT\setVariable(), sortChilds(), and ilTemplate\touchBlock().

Referenced by getNodeAsync(), and renderNode().

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

        if (count($childs) > 0 || ($this->getSearchTerm() !== "" && $this->isNodeRequested($a_node_id))) {
            // collect visible childs

            $visible_childs = [];
            $cnt_child = 0;

            foreach ($childs as $child) {
                $cnt_child++;
                if ($this->getChildLimit() > 0 && $this->getChildLimit() < $cnt_child) {
                    continue;
                }

                if ($this->isNodeVisible($child)) {
                    $visible_childs[] = $child;
                }
            }

            // search field, if too many childs
            $any = false;
            if (($this->getChildLimit() > 0 && $this->getChildLimit() < $cnt_child) || ($this->getSearchTerm() !== "" && $this->isNodeRequested($a_node_id))) {
                $this->listStart($tpl);
                $any = true;

                $tpl->setCurrentBlock("list_search");
                $tpl->setVariable("SEARCH_CONTAINER_ID", $a_node_id);
                if ($this->isNodeRequested($a_node_id)) {
                    $tpl->setVariable("SEARCH_VAL", $this->getSearchTerm());
                }
                $tpl->parseCurrentBlock();
                $tpl->touchBlock("tag");
            }

            // render visible childs
            foreach ($visible_childs as $child) {
                // check child limit
                $cnt_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,
		ilTemplate	$tpl
	)

Render node.

Parameters

object | array

$a_node

Definition at line 680 of file class.ilExplorerBaseGUI.php.

References getAjax(), getNodeContent(), getNodeHref(), getNodeIcon(), getNodeIconAlt(), getNodeId(), getNodeOnClick(), getNodeTarget(), getRootNode(), getSkipRootNode(), ilUtil\img(), isNodeClickable(), isNodeHighlighted(), isNodeOnclickEnabled(), isNodeSelectable(), listItemEnd(), listItemStart(), ilTemplate\parseCurrentBlock(), renderChilds(), ilTemplate\setCurrentBlock(), HTML_Template_IT\setVariable(), and ilTemplate\touchBlock().

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

                                                        : void
    {
        $skip = ($this->getSkipRootNode()
            && $this->getNodeId($this->getRootNode()) == $this->getNodeId($a_node));
        if (!$skip) {
            $this->listItemStart($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 . "[]");
                } 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));
            if ($this->isNodeClickable($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);
        }

        if (!$skip) {
            $this->listItemEnd($tpl);
        }
    }

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setAjax()

ilExplorerBaseGUI::setAjax

(

bool

$a_val

)

Definition at line 333 of file class.ilExplorerBaseGUI.php.

Referenced by ilMediaPoolExplorerGUI\__construct(), ilConditionSelector\__construct(), ilPoolSelectorGUI\__construct(), ilLMExplorerGUI\__construct(), ilMailExplorer\__construct(), ilForumExplorerGUI\__construct(), ilVirtualSkillTreeExplorerGUI\__construct(), ilSkillTreeExplorerGUI\__construct(), ilAdministrationExplorerGUI\__construct(), ilOrgUnitExplorerGUI\__construct(), ilSkillTemplateTreeExplorerGUI\__construct(), ilWorkspaceExplorerGUI\__construct(), and ilLMExplorerGUI\beforeRendering().

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

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setChildLimit()

ilExplorerBaseGUI::setChildLimit

(

int

$a_val

)

Definition at line 99 of file class.ilExplorerBaseGUI.php.

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

setEnableDnd()

ilExplorerBaseGUI::setEnableDnd

(

bool

$enable_dnd

)

Definition at line 895 of file class.ilExplorerBaseGUI.php.

References $enable_dnd.

                                                  : void
    {
        $this->enable_dnd = $enable_dnd;
    }

setMainTemplate()

ilExplorerBaseGUI::setMainTemplate

(

?ilGlobalTemplateInterface

$a_main_tpl = null

)

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

                                                                                  : void
    {
        $this->tpl = $a_main_tpl;
    }

setNodeOnclickEnabled()

ilExplorerBaseGUI::setNodeOnclickEnabled

(

bool

$nodeOnclickEnabled

)

Definition at line 884 of file class.ilExplorerBaseGUI.php.

References $nodeOnclickEnabled.

Referenced by ilLSTOCGUI\__construct().

                                                                   : void
    {
        $this->nodeOnclickEnabled = $nodeOnclickEnabled;
    }

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setNodeOpen()

ilExplorerBaseGUI::setNodeOpen

(

$a_id

)

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

Parameters

string

$a_id

Definition at line 363 of file class.ilExplorerBaseGUI.php.

Referenced by ilMediaPoolExplorerGUI\__construct(), ilForumExplorerGUI\__construct(), and ilTreeExplorerGUI\setPathOpen().

                                      : void
    {
        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

string

$a_id

Definition at line 406 of file class.ilExplorerBaseGUI.php.

Referenced by ilSkillSelectorGUI\setSkillSelected().

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

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setOfflineMode()

ilExplorerBaseGUI::setOfflineMode

(

bool

$a_val

)

Definition at line 413 of file class.ilExplorerBaseGUI.php.

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

setSearchTerm()

ilExplorerBaseGUI::setSearchTerm

(

string

$a_val

)

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

Referenced by getNodeAsync().

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

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setSecondaryHighlightedNodes()

ilExplorerBaseGUI::setSecondaryHighlightedNodes

(

array

$a_val

)

Set secondary (background) highlighted nodes.

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

Referenced by ilLMTOCExplorerGUI\__construct().

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

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setSelectMode()

ilExplorerBaseGUI::setSelectMode	(	string	$a_postvar,
		bool	$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
bool	$a_multi	multi select (checkboxes) or not (radio)

Definition at line 396 of file class.ilExplorerBaseGUI.php.

Referenced by ilForumMoveTopicsExplorer\__construct(), and ilTestQuestionPoolSelectorExplorer\__construct().

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

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setSkipRootNode()

ilExplorerBaseGUI::setSkipRootNode

(

bool

$a_val

)

Definition at line 323 of file class.ilExplorerBaseGUI.php.

Referenced by ilMediaPoolExplorerGUI\__construct(), ilMailExplorer\__construct(), ilSkillSelectorGUI\__construct(), ilLMExplorerGUI\__construct(), ilForumExplorerGUI\__construct(), ilVirtualSkillTreeExplorerGUI\__construct(), ilSkillTreeExplorerGUI\__construct(), ilAdministrationExplorerGUI\__construct(), ilSkillTemplateTreeExplorerGUI\__construct(), ilWorkspaceExplorerGUI\__construct(), ilLSTOCGUI\__construct(), and ilPersonalSkillExplorerGUI\__construct().

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

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sortChilds()

ilExplorerBaseGUI::sortChilds	(	array	$a_childs,
			$a_parent_node_id
	)

Sort childs.

Parameters

array	$a_childs	array of child nodes
string	$a_parent_node_id	parent node

Returns

array array of childs nodes

Definition at line 221 of file class.ilExplorerBaseGUI.php.

Referenced by getHTML(), and renderChilds().

                                                                  : array
    {
        return $a_childs;
    }

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Field Documentation

$ajax

bool ilExplorerBaseGUI::$ajax = false

protected

Definition at line 40 of file class.ilExplorerBaseGUI.php.

Referenced by getAjax().

$child_limit

int ilExplorerBaseGUI::$child_limit = 0

protected

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

Referenced by getChildLimit().

$ctrl

ilCtrl ilExplorerBaseGUI::$ctrl

protected

Definition at line 32 of file class.ilExplorerBaseGUI.php.

Referenced by getHTML(), ilPCFileItemFileSelectorGUI\getNodeHref(), ilPoolSelectorGUI\getNodeHref(), ilSkillSelectorGUI\getNodeHref(), ilTaxonomyExplorerGUI\getNodeHref(), ilMediaPoolExplorerGUI\getNodeHref(), ilLMEditorExplorerGUI\getNodeHref(), ilWorkspaceExplorerGUI\getNodeHref(), ilAdministrationExplorerGUI\getNodeHref(), ilSkillTemplateTreeExplorerGUI\getNodeHref(), ilSkillTreeExplorerGUI\getNodeHref(), ilRepositoryExplorerGUI\getNodeHref(), ilRepositorySelectorExplorerGUI\getNodeHref(), ilVirtualSkillTreeExplorerGUI\getNodeHref(), ilPersonalSkillExplorerGUI\getNodeHref(), and getOnLoadCode().

$custom_open_nodes

array ilExplorerBaseGUI::$custom_open_nodes = array()

protected

Definition at line 41 of file class.ilExplorerBaseGUI.php.

$enable_dnd

bool ilExplorerBaseGUI::$enable_dnd = false

protected

Definition at line 46 of file class.ilExplorerBaseGUI.php.

Referenced by isEnableDnd(), and setEnableDnd().

$id

string ilExplorerBaseGUI::$id

protected

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

Referenced by ilTreeExplorerGUI\build(), getId(), ilVirtualSkillTreeExplorerGUI\getNodeIdForDomNodeId(), openNode(), and ilTreeExplorerGUI\setPathOpen().

$js_expl_path

string ilExplorerBaseGUI::$js_expl_path = "assets/js/Explorer2.js"

staticprotected

Definition at line 38 of file class.ilExplorerBaseGUI.php.

$js_tree_path

string ilExplorerBaseGUI::$js_tree_path = "./node_modules/jstree/dist/jstree.js"

staticprotected

Definition at line 35 of file class.ilExplorerBaseGUI.php.

$js_tree_path_css

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

staticprotected

Definition at line 36 of file class.ilExplorerBaseGUI.php.

$log

ilLogger ilExplorerBaseGUI::$log

protected

Definition at line 31 of file class.ilExplorerBaseGUI.php.

$node_parameter_name

string ilExplorerBaseGUI::$node_parameter_name

protected

Definition at line 30 of file class.ilExplorerBaseGUI.php.

Referenced by ilTreeExplorerGUI\toggleExplorerNodeState().

$nodeOnclickEnabled

bool ilExplorerBaseGUI::$nodeOnclickEnabled

private

Definition at line 57 of file class.ilExplorerBaseGUI.php.

Referenced by isNodeOnclickEnabled(), and setNodeOnclickEnabled().

$offline_mode

bool ilExplorerBaseGUI::$offline_mode = false

protected

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

Referenced by getOfflineMode().

$open_nodes

array ilExplorerBaseGUI::$open_nodes = []

protected

Definition at line 48 of file class.ilExplorerBaseGUI.php.

$parent_cmd

string ilExplorerBaseGUI::$parent_cmd = ''

protected

Definition at line 58 of file class.ilExplorerBaseGUI.php.

$parent_obj

ilExplorerBaseGUI::$parent_obj

protected

Definition at line 55 of file class.ilExplorerBaseGUI.php.

Referenced by ilTaxonomyClassificationExplorerGUI\__construct(), ilLMExplorerGUI\beforeRendering(), and ilWorkspaceExplorerGUI\getNodeHref().

$requested_exp_cmd

string ilExplorerBaseGUI::$requested_exp_cmd = ""

protected

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

Referenced by handleCommand().

$requested_exp_cont

string ilExplorerBaseGUI::$requested_exp_cont = ""

protected

Definition at line 61 of file class.ilExplorerBaseGUI.php.

$requested_node_id

string ilExplorerBaseGUI::$requested_node_id = ""

protected

Definition at line 63 of file class.ilExplorerBaseGUI.php.

$requested_searchterm

string ilExplorerBaseGUI::$requested_searchterm = ""

protected

Definition at line 62 of file class.ilExplorerBaseGUI.php.

$search_term

string ilExplorerBaseGUI::$search_term = ""

protected

Definition at line 47 of file class.ilExplorerBaseGUI.php.

Referenced by getSearchTerm().

$sec_highl_nodes

array ilExplorerBaseGUI::$sec_highl_nodes = array()

protected

Definition at line 45 of file class.ilExplorerBaseGUI.php.

Referenced by getSecondaryHighlightedNodes().

$select_multi

bool ilExplorerBaseGUI::$select_multi = false

protected

Definition at line 50 of file class.ilExplorerBaseGUI.php.

$select_postvar

string ilExplorerBaseGUI::$select_postvar = ""

protected

Definition at line 43 of file class.ilExplorerBaseGUI.php.

$selected_nodes

array ilExplorerBaseGUI::$selected_nodes = array()

protected

Definition at line 42 of file class.ilExplorerBaseGUI.php.

Referenced by ilOrgUnitExplorerGUI\isNodeSelectable().

$skip_root_node

bool ilExplorerBaseGUI::$skip_root_node = false

protected

Definition at line 39 of file class.ilExplorerBaseGUI.php.

Referenced by getSkipRootNode().

$store

ilSessionIStorage ilExplorerBaseGUI::$store

protected

Definition at line 49 of file class.ilExplorerBaseGUI.php.

$tpl

ilGlobalTemplateInterface ilExplorerBaseGUI::$tpl

protected

Definition at line 33 of file class.ilExplorerBaseGUI.php.

Referenced by getHTML().

---

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

• components/ILIAS/UIComponent/Explorer2/classes/class.ilExplorerBaseGUI.php