ilSCORMExplorer Class Reference

Inheritance diagram for ilSCORMExplorer:

Collaboration diagram for ilSCORMExplorer:

Public Member Functions
	ilSCORMExplorer ($a_target, &$a_slm_obj)
	Constructor public. More...
	getItem ($a_node_id)
	getIconImagePathPrefix ()
	getNodesToSkip ()
	formatHeader ($a_obj_id, $a_option)
	overwritten method from base class public More...
	createTarget ($a_type, $a_child)
	Creates Get Parameter private. More...
	setOutput ($a_parent_id, $a_depth=0)
	isVisible ($a_id, $a_type)
	getOutput ($jsApi=false)
	Creates output recursive method public. More...
	isClickable ($a_type, $a_id=0, $a_obj=0)
	formatItemTable (&$tpl, $a_id, $a_type)
	formatObject ($a_node_id, $a_option, $jsApi)
	Creates output recursive method private. More...
	getOutputIcons (&$tpl, $a_option, $a_node_id, $scormtype="sco")
Public Member Functions inherited from ilExplorer
	ilExplorer ($a_target)
	Constructor public. More...
	setId ($a_val)
	Set id. More...
	getId ()
	Get id. More...
	setAsynchExpanding ($a_val)
	Set asynch expanding. More...
	getAsynchExpanding ()
	Get asynch expanding. More...
	initItemCounter ($a_number)
	Init item counter. More...
	setTitle ($a_val)
	Set title. More...
	setTitleLength ($a_length)
	Set max title length. More...
	getTitleLength ()
	Get max title length. More...
	getTitle ()
	Get title. More...
	setRoot ($a_root_id)
	Set root node. More...
	getRoot ()
	get root id More...
	setOrderColumn ($a_column)
	set the order column public More...
	setOrderDirection ($a_direction)
	set the order direction public More...
	setTargetGet ($a_target_get)
	set the varname in Get-string public More...
	setParamsGet ($a_params_get)
	set additional params to be passed in Get-string public More...
	setExpandTarget ($a_exp_target)
	target script for expand icons More...
	setFrameUpdater ($a_up_frame, $a_up_script, $a_params="")
	Set Explorer Updater. More...
	highlightNode ($a_id)
	set highlighted node More...
	checkPermissions ($a_check)
	check permissions via rbac More...
	setSessionExpandVariable ($a_var_name="expand")
	set name of expand session variable More...
	outputIcons ($a_icons)
	output icons More...
	setClickable ($a_type, $a_clickable)
	(de-)activates links for a certain object type More...
	isVisible ($a_ref_id, $a_type)
	setTreeLead ($a_val)
	Set tree leading content. More...
	getTreeLead ()
	Get tree leading content. More...
	isClickable ($a_type, $a_ref_id=0)
	check if links for certain object type are activated More...
	setPostSort ($a_sort)
	process post sorting More...
	setFilterMode ($a_mode=IL_FM_NEGATIVE)
	set filter mode More...
	getFilterMode ()
	get filter mode More...
	setUseStandardFrame ($a_val)
	Set use standard frame. More...
	getUseStandardFrame ()
	Get use standard explorer frame. More...
	getChildsOfNode ($a_parent_id)
	Get childs of node. More...
	setOutput ($a_parent_id, $a_depth=1, $a_obj_id=0, $a_highlighted_subtree=false)
	Creates output for explorer view in admin menue recursive method public. More...
	modifyChilds ($a_parent_id, $a_objects)
	showChilds ($a_parent_id)
	determines wether the childs of an object should be shown or not note: this standard implementation always returns true but it could be overwritten by derived classes (e.g. More...
	forceExpanded ($a_obj_id)
	force expansion of node More...
	getMaximumTreeDepth ()
	Get maximum tree depth. More...
	getOutput ()
	Creates output recursive method public. More...
	handleListEndTags (&$a_tpl_tree, $a_cur_depth, $a_item_depth)
	handle list end tags ( and ) More...
	handleListStartTags (&$a_tpl_tree, $a_cur_depth, $a_item_depth)
	handle list start tags ( More...
	formatHeader (&$tpl, $a_obj_id, $a_option)
	Creates output for header (is empty here but can be overwritten in derived classes) More...
	formatObject (&$tpl, $a_node_id, $a_option, $a_obj_id=0)
	Creates output recursive method private. More...
	getImage ($a_name, $a_type="", $a_obj_id="")
	get image path (may be overwritten by derived classes) More...
	getImageAlt ($a_default_text, $a_type="", $a_obj_id="")
	get image alt text More...
	getNodeStyleClass ($a_id, $a_type)
	get style class for node More...
	buildLinkTarget ($a_node_id, $a_type)
	get link target (may be overwritten by derived classes) More...
	buildOnClick ($a_node_id, $a_type, $a_title)
	get onclick event handling (may be overwritten by derived classes) More...
	buildTitle ($a_title, $a_id, $a_type)
	standard implementation for title, may be overwritten by derived classes More...
	buildDescription ($a_desc, $a_id, $a_type)
	standard implementation for description, may be overwritten by derived classes More...
	buildSelect ($a_node_id, $a_type)
	standard implementation for adding an option select box between image and title More...
	buildFrameTarget ($a_type, $a_child=0, $a_obj_id=0)
	get frame target (may be overwritten by derived classes) More...
	createTarget ($a_type, $a_node_id, $a_highlighted_subtree=false, $a_append_anch=true)
	Creates Get Parameter private. More...
	setFrameTarget ($a_target)
	set target frame or not frame? More...
	createLines ($a_depth)
	Creates lines for explorer view private. More...
	is_in_array ($a_start, $a_depth)
	DESCRIPTION MISSING private. More...
	getIndex ($a_data)
	get index of format_options array from specific ref_id,parent_id private More...
	addFilter ($a_item)
	adds item to the filter public More...
	delFilter ($a_item)
	removes item from the filter public More...
	setExpand ($a_node_id)
	set the expand option this value is stored in a SESSION variable to save it different view (lo view, frm view,...) private More...
	forceExpandAll ($a_mode, $a_show_minus=true)
	force expandAll. More...
	setFiltered ($a_bool)
	active/deactivate the filter public More...
	checkFilter ($a_item)
	check if item is in filter private More...
	sortNodes ($a_nodes, $a_parent_obj_id)
	sort nodes and put adm object to the end of sorted array private More...

Data Fields
	$slm_obj
Data Fields inherited from ilExplorer
	$id
	$ilias
	$output
	$format_options
	$tree
	$target
	$target_get
	$params_get
	$expanded
	$order_column
	$order_direction = "asc"
	$expand_target
	$rbac_check
	$output_icons
	$expand_variable
	$is_clickable
	$post_sort
	$filtered = false
	$filter_mode
	$expand_all = false
	$root_id = null
	$use_standard_frame = false

Detailed Description

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

Member Function Documentation

createTarget()

ilSCORMExplorer::createTarget	(		$a_type,
			$a_child
	)

Creates Get Parameter private.

Parameters

string
integer

Returns

string

Definition at line 107 of file class.ilSCORMExplorer.php.

Referenced by ilHACPExplorer\formatObject(), ilAICCExplorer\formatObject(), and formatObject().

        {
                // SET expand parameter:
                //     positive if object is expanded
                //     negative if object is compressed
                $a_child = ($a_type == '+')
                        ? $a_child
                        : -(int) $a_child;

                return $_SERVER["PATH_INFO"]."?cmd=explorer&ref_id=".$this->slm_obj->getRefId()."&scexpand=".$a_child;
        }

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formatHeader()

ilSCORMExplorer::formatHeader	(		$a_obj_id,
			$a_option
	)

overwritten method from base class public

Parameters

integer	obj_id
integer	array options

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

References ilExplorer\$ilias, $lng, and $tpl.

        {
                global $lng, $ilias;

                $tpl = new ilTemplate("tpl.tree.html", true, true, "Services/UIComponent/Explorer");

                $tpl->setCurrentBlock("row");
                //$tpl->setVariable("TYPE", $a_option["c_type"]);
                //$tpl->setVariable("ICON_IMAGE" ,ilUtil::getImagePath("icon_".$a_option["c_type"].".png"));
                $tpl->setVariable("TITLE", $lng->txt("cont_manifest"));
                $tpl->setVariable("LINK_TARGET", $this->target."&".$this->target_get."=".$a_obj_id);
                $tpl->setVariable("TARGET", " target=\"".$this->frame_target."\"");
                $tpl->parseCurrentBlock();

                $this->output[] = $tpl->get();
        }

formatItemTable()

ilSCORMExplorer::formatItemTable	(	&	$tpl,
			$a_id,
			$a_type
	)

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

References $lng.

Referenced by formatObject().

        {
                global $lng;

        }

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formatObject()

ilSCORMExplorer::formatObject	(		$a_node_id,
			$a_option,
			$jsApi
	)

Creates output recursive method private.

Parameters

integer
array

Returns

string

Definition at line 315 of file class.ilSCORMExplorer.php.

References $ilBench, $lng, ilExplorer\$target, $tpl, ilSCORMResource\_lookupIdByIdRef(), ilSCORMResource\_lookupScormType(), ilExplorer\buildFrameTarget(), createTarget(), formatItemTable(), ilUtil\getImagePath(), getOutputIcons(), isClickable(), and ilUtil\shortenText().

Referenced by getOutput().

        {
                global $lng, $ilBench;
                
                //echo "scorm: ".$a_option["title"]." >> ".implode(", ",$a_option["tab"])."<br>";

                if (!isset($a_node_id) or !is_array($a_option))
                {
                        $this->ilias->raiseError(get_class($this)."::formatObject(): Missing parameter or wrong datatype! ".
                                                                        "node_id: ".$a_node_id." options:".var_dump($a_option),$this->ilias->error_obj->WARNING);
                }

                $tpl = new ilTemplate("tpl.sahs_tree.html", true, true, "Modules/ScormAicc");

                if ($a_option["c_type"]=="sos")
                        return;

                if ($a_option["c_type"]=="srs")
                        return;

                $ilBench->start("SCORMExplorer", "renderIcons");
                if (is_array($a_option["tab"])) { //test if there are any tabs
                        foreach ($a_option["tab"] as $picture)
                        {
                                if ($picture == 'plus')
                                {
                                        $target = $this->createTarget('+',$a_node_id);
                                        $tpl->setCurrentBlock("expander");
                                        $tpl->setVariable("LINK_TARGET_EXPANDER", $target);
                                        $tpl->setVariable("IMGPATH", ilUtil::getImagePath("browser/plus.png"));
                                        $tpl->parseCurrentBlock();
                                }

                                if ($picture == 'minus' && $this->show_minus)
                                {
                                        $target = $this->createTarget('-',$a_node_id);
                                        $tpl->setCurrentBlock("expander");
                                        $tpl->setVariable("LINK_TARGET_EXPANDER", $target);
                                        $tpl->setVariable("IMGPATH", ilUtil::getImagePath("browser/minus.png"));
                                        $tpl->parseCurrentBlock();
                                }
        
                                if ($picture == 'blank' or $picture == 'winkel'
                                   or $picture == 'hoch' or $picture == 'quer' or $picture == 'ecke')
                                {
                                        $picture = 'blank';
                                        $tpl->setCurrentBlock("lines");
                                        $tpl->setVariable("IMGPATH_LINES", ilUtil::getImagePath("browser/".$picture.".png"));
                                        $tpl->parseCurrentBlock();
                                }
                        }
                }
                $ilBench->stop("SCORMExplorer", "renderIcons");
                
                $ilBench->start("SCORMExplorer", "initSCORMItem");
                $sc_object =& new ilSCORMItem($a_node_id);
                $id_ref = $sc_object->getIdentifierRef();
                $ilBench->stop("SCORMExplorer", "initSCORMItem");
                
                $ilBench->start("SCORMExplorer", "initResource");
                //$sc_res =& new ilSCORMResource();
                $sc_res_id = ilSCORMResource::_lookupIdByIdRef($id_ref, $sc_object->getSLMId());
                $ilBench->stop("SCORMExplorer", "initResource");
                
                $scormtype = strtolower(ilSCORMResource::_lookupScormType($sc_res_id));
                
                $ilBench->start("SCORMExplorer", "renderLink");
                $ilBench->start("SCORMExplorer", "renderLink_OutputIcons");
                if ($this->output_icons)
                {
                        if ($this->isClickable($a_option["c_type"], $a_node_id, $sc_object))
                        {
                                $this->getOutputIcons($tpl, $a_option, $a_node_id, $scormtype);
                        }
                }
                $ilBench->stop("SCORMExplorer", "renderLink_OutputIcons");
                
                if ($this->isClickable($a_option["c_type"], $a_node_id, $sc_object))    // output link
                {
                        $ilBench->start("SCORMExplorer", "renderLink_parseLinkBlock");
                        $tpl->setCurrentBlock("link");
                        $frame_target = $this->buildFrameTarget($a_option["c_type"], $a_node_id, $a_option["obj_id"]);
                        if ($frame_target != "")
                        {
                                $tpl->setVariable("TITLE", ilUtil::shortenText($a_option["title"], $this->textwidth, true));
                                $tpl->setVariable("LINK_TARGET", "javascript:void(0);");
                                if ($jsApi == true) {
                                        $tpl->setVariable("ONCLICK", " onclick=\"parent.API.IliasLaunch('".$a_node_id."');return false;\"");
                                } else {
                                        $tpl->setVariable("ONCLICK", " onclick=\"parent.APIFRAME.setupApi();parent.APIFRAME.API."
                                                .($scormtype == 'asset' ? 'IliasLaunchAsset' : 'IliasLaunchSahs')
                                                ."('".$a_node_id."');return false;\"");
                                }
                        }
                        $tpl->parseCurrentBlock();
                        $ilBench->stop("SCORMExplorer", "renderLink_parseLinkBlock");
                }
                else                    // output text only
                {
                        $tpl->setCurrentBlock("text");
                        $tpl->setVariable("OBJ_TITLE", ilUtil::shortenText($a_option["title"], $this->textwidth, true));
                        $tpl->parseCurrentBlock();
                }
                $ilBench->stop("SCORMExplorer", "renderLink");
                
                $ilBench->start("SCORMExplorer", "formatItemTable");
                $this->formatItemTable($tpl, $a_node_id, $a_option["c_type"]);
                $ilBench->stop("SCORMExplorer", "formatItemTable");

                $tpl->setCurrentBlock("row");
                $tpl->parseCurrentBlock();

                $this->output[] = $tpl->get();
        }

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getIconImagePathPrefix()

ilSCORMExplorer::getIconImagePathPrefix

(

)

Definition at line 67 of file class.ilSCORMExplorer.php.

Referenced by getOutputIcons().

                                          {
                return "scorm/";
        }

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getItem()

ilSCORMExplorer::getItem

(

$a_node_id

)

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

                                     {
                return new ilSCORMItem($a_node_id);
        }

getNodesToSkip()

ilSCORMExplorer::getNodesToSkip

(

)

Definition at line 71 of file class.ilSCORMExplorer.php.

Referenced by setOutput().

                                  {
                return 2;
        }

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getOutput()

ilSCORMExplorer::getOutput

(

$jsApi = false

)

Creates output recursive method public.

Returns

string

Definition at line 250 of file class.ilSCORMExplorer.php.

References $ilBench, $options, ilExplorer\createLines(), and formatObject().

        {
                global $ilBench;
                
                //echo "getOutput <br>";
                $this->format_options[0]["tab"] = array();

                $depth = $this->tree->getMaximumDepth();
                
                for ($i=0;$i<$depth;++$i)
                {
                        $this->createLines($i);
                }

                foreach ($this->format_options as $key => $options)
                {
                        if ($options["visible"] and $key != 0)
                        {
                                $ilBench->start("SCORMExplorer", "formatObject");
                                $this->formatObject($options["child"],$options,$jsApi);
                                $ilBench->stop("SCORMExplorer", "formatObject");
                        }
                }

                return implode('',$this->output);
        }

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getOutputIcons()

ilSCORMExplorer::getOutputIcons	(	&	$tpl,
			$a_option,
			$a_node_id,
			$scormtype = "sco"
	)

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

References $lng, $tpl, ilSCORMItem\_lookupTrackingDataOfUser(), getIconImagePathPrefix(), and ilUtil\getImagePath().

Referenced by ilHACPExplorer\formatObject(), ilAICCExplorer\formatObject(), and formatObject().

        {
                global $lng;

                        $tpl->setCurrentBlock("icon");

                        if ($scormtype == 'asset') 
                        {
                                $tpl->setVariable('ICON_IMAGE', ilUtil::getImagePath($this->getIconImagePathPrefix()."asset.svg"));
                                $tpl->setVariable('TXT_ALT_IMG', '');
                                $tpl->parseCurrentBlock();
                                return;
                        }

                        $trdata = ilSCORMItem::_lookupTrackingDataOfUser($a_node_id, 0,
                                $this->slm_obj->getId());

                        // status
                        $status = ($trdata["cmi.core.lesson_status"] == "")
                                ? "not attempted"
                                : $trdata["cmi.core.lesson_status"];

                        $statusChar=strtolower(substr($status,0,1));
                        if ($statusChar=="f")
                                $status="failed";
                        else if ($statusChar=="b")
                                $status="browsed";
                        else if ($statusChar=="c")
                                $status="completed";
                        else if ($statusChar=="n")
                                $status="not_attempted";
                        else if ($statusChar=="p")
                                $status="passed";
                        else if ($statusChar=="r")
                                $status="running";
                        
                        $alt = $lng->txt("cont_status").": ".
                                $lng->txt("cont_sc_stat_".str_replace(" ", "_", $status));

                        // score
                        if ($trdata["cmi.core.score.raw"] != "")
                        {
                                $alt.= ", ".$lng->txt("cont_credits").
                                ": ".$trdata["cmi.core.score.raw"];
                        }

                        // total time
                        if ($trdata["cmi.core.total_time"] != "" &&
                                $trdata["cmi.core.total_time"] != "0000:00:00.00")
                        {
                                $alt.= ", ".$lng->txt("cont_total_time").
                                ": ".$trdata["cmi.core.total_time"];
                        }

                        $tpl->setVariable("ICON_NAME", 'scoIcon'.$a_node_id);
                        $tpl->setVariable("ICON_IMAGE", ilUtil::getImagePath($this->getIconImagePathPrefix().str_replace(" ", "_", $status).".svg"));
                        $tpl->setVariable("TXT_ALT_IMG", $alt);
                        $tpl->parseCurrentBlock();

        }

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ilSCORMExplorer()

ilSCORMExplorer::ilSCORMExplorer	(		$a_target,
		&	$a_slm_obj
	)

Constructor public.

Parameters

string	scriptname
int	user_id

Definition at line 52 of file class.ilSCORMExplorer.php.

References ilExplorer\checkPermissions(), ilExplorer\outputIcons(), ilTree\readRootId(), and ilExplorer\setOrderColumn().

        {
                parent::ilExplorer($a_target);
                $this->slm_obj =& $a_slm_obj;
                $this->tree = new ilSCORMTree($a_slm_obj->getId());
                $this->root_id = $this->tree->readRootId();
                $this->checkPermissions(false);
                $this->outputIcons(true);
                $this->setOrderColumn("");
        }

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isClickable()

ilSCORMExplorer::isClickable	(		$a_type,
			$a_id = 0,
			$a_obj = 0
	)

Definition at line 277 of file class.ilSCORMExplorer.php.

Referenced by formatObject().

        {
                if ($a_type != "sit")
                {
                        return false;
                }
                else
                {
                        if (is_object($a_obj))
                        {
                                $sc_object =& $a_obj;
                        }
                        else
                        {
                                $sc_object =& new ilSCORMItem($a_id);
                        }
                        if ($sc_object->getIdentifierRef() != "")
                        {
                                return true;
                        }
                }
                return false;
        }

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isVisible()

ilSCORMExplorer::isVisible	(		$a_id,
			$a_type
	)

Definition at line 232 of file class.ilSCORMExplorer.php.

Referenced by setOutput().

        {
                if ($a_type == "sre")
                {
                        return false;
                }
                else
                {
                        return true;
                }
        }

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setOutput()

ilSCORMExplorer::setOutput	(		$a_parent_id,
			$a_depth = 0
	)

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

References $tab, ilExplorer\checkFilter(), ilExplorer\getIndex(), getNodesToSkip(), isVisible(), ilExplorer\setExpand(), and ilExplorer\showChilds().

        {

                global $rbacadmin, $rbacsystem;
                static $counter = 0;

                //echo "setOutput <br>";

                if (!isset($a_parent_id))
                {
                        $this->ilias->raiseError(get_class($this)."::setOutput(): No node_id given!",$this->ilias->error_obj->WARNING);
                }

                if ($this->showChilds($a_parent_id))
                {                       
                        $objects = $this->tree->getChilds($a_parent_id, $this->order_column);
                }
                else
                {
                        $objects = array();
                }                               

                if (count($objects) > 0)
                {
                        
                        //moved the scorm-only constant parameter to a function
                        //to be able to reuse the code
                        //$tab = ++$a_depth - 2;
                        $tab = ++$a_depth - $this->getNodesToSkip();
                        
                        
                        // Maybe call a lexical sort function for the child objects
                        
                        //666if ($this->post_sort)
                        //{
                                //$objects = $this->sortNodes($objects);
                        //}

                        foreach ($objects as $key => $object)
                        {                               
                                //ask for FILTER                                                                                                                                
                                if ($this->filtered == false or $this->checkFilter($object["c_type"]) == false)
                                {
                                        if ($this->isVisible($object["obj_id"], $object["c_type"]))
                                        {
                                                if ($object["child"] != $this->tree->getRootId())
                                                {
                                                        $parent_index = $this->getIndex($object);
                                                }
                                                $this->format_options["$counter"]["parent"]             = $object["parent"];
                                                $this->format_options["$counter"]["child"]              = $object["child"];
                                                $this->format_options["$counter"]["title"]              = $object["title"];
                                                $this->format_options["$counter"]["c_type"]             = $object["c_type"];
                                                $this->format_options["$counter"]["obj_id"]             = $object["obj_id"];
                                                $this->format_options["$counter"]["desc"]               = "obj_".$object["c_type"];
                                                $this->format_options["$counter"]["depth"]              = $tab;
                                                $this->format_options["$counter"]["container"]  = false;
                                                $this->format_options["$counter"]["visible"]    = true;
                                                
                                                // Create prefix array
                                                for ($i = 0; $i < $tab; ++$i)
                                                {                                                       
                                                         $this->format_options["$counter"]["tab"][] = 'blank';
                                                }                                                                                               
                                                                                                                
                                                if ($object["c_type"]=="sos")
                                                        $this->setExpand($object["obj_id"]);

                                                // fix explorer (sometimes explorer disappears)
                                                if ($parent_index == 0)
                                                {
                                                        if (!$this->expand_all and !in_array($object["parent"],$this->expanded))
                                                        {
                                                                $this->expanded[] = $object["parent"];
                                                        }
                                                        //$this->format_options["$parent_index"]["visible"] = true;
                                                }

                                                if ($object["child"] != $this->tree->getRootId() and (!$this->expand_all and !in_array($object["parent"],$this->expanded)
                                                   or !$this->format_options["$parent_index"]["visible"]))
                                                {
                                                        $this->format_options["$counter"]["visible"] = false;
                                                }

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

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

                                                ++$counter;

                                                // stop recursion if 2. level beyond expanded nodes is reached
                                                if ($this->expand_all or in_array($object["parent"],$this->expanded) or ($object["parent"] == 0))
                                                {
                                                        // recursive
                                                        $this->setOutput($object["child"],$a_depth);
                                                }
                                        } //if
                                } //if FILTER
                        } //foreach
                } //if
        } //function

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Field Documentation

$slm_obj

ilSCORMExplorer::$slm_obj

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

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

• Modules/ScormAicc/classes/SCORM/class.ilSCORMExplorer.php