User Interface Class for Navigation History. More...

Collaboration diagram for ilNavigationHistoryGUI:

Public Member Functions
	__construct ()
	Constructor. More...

	executeCommand ()
	Execute command. More...

	getHTML ()
	Get HTML for navigation history. More...

	handleNavigationRequest ()
	Handle navigation request. More...

	removeEntries ()
	Remove all entries form list. More...

Protected Attributes
	$ctrl

	$nav_history

	$lng

Private Attributes
	$items

Detailed Description

User Interface Class for Navigation History.

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

Version: $Id$

@ilCtrl_Calls ilNavigationHistoryGUI:

Definition at line 13 of file class.ilNavigationHistoryGUI.php.

Constructor & Destructor Documentation

◆ __construct()

ilNavigationHistoryGUI::__construct ( )

Constructor.

Definition at line 37 of file class.ilNavigationHistoryGUI.php.

    {
        global $DIC;
 
        $this->ctrl = $DIC->ctrl();
        $this->nav_history = $DIC["ilNavigationHistory"];
        $this->lng = $DIC->language();
    }

References $DIC.

Member Function Documentation

◆ executeCommand()

ilNavigationHistoryGUI::executeCommand ( )

Execute command.

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

    {
        $ilCtrl = $this->ctrl;
 
        $next_class = $ilCtrl->getNextClass();
        $cmd = $ilCtrl->getCmd();
 
        switch ($next_class) {
            default:
                $this->$cmd();
                break;
        }
    }

References $ctrl.

◆ getHTML()

ilNavigationHistoryGUI::getHTML ( )

Get HTML for navigation history.

Definition at line 66 of file class.ilNavigationHistoryGUI.php.

    {
        $ilNavigationHistory = $this->nav_history;
        $lng = $this->lng;
        
        include_once("./Services/UIComponent/AdvancedSelectionList/classes/class.ilAdvancedSelectionListGUI.php");
        $selection = new ilAdvancedSelectionListGUI();
        $selection->setFormSelectMode(
            "url_ref_id",
            "ilNavHistorySelect",
            true,
            "goto.php?target=navi_request",
            "ilNavHistory",
            "ilNavHistoryForm",
            "_top",
            $lng->txt("go"),
            "ilNavHistorySubmit"
        );
        $selection->setListTitle($lng->txt("last_visited"));
        $selection->setId("lastvisited");
        $selection->setSelectionHeaderClass("MMInactive");
        $selection->setHeaderIcon(ilAdvancedSelectionListGUI::NO_ICON);
        $selection->setItemLinkClass("small");
        $selection->setUseImages(true);
        include_once("./Services/Accessibility/classes/class.ilAccessKey.php");
        $selection->setAccessKey(ilAccessKey::LAST_VISITED);
        
        $items = $ilNavigationHistory->getItems();
        //$sel_arr = array(0 => "-- ".$lng->txt("last_visited")." --");
        reset($items);
        $cnt = 0;
        foreach ($items as $k => $item) {
            if ($cnt++ > 20) {
                break;
            }
            if (!isset($item["ref_id"]) || !isset($_GET["ref_id"]) ||
                $item["ref_id"] != $_GET["ref_id"] || $k > 0) {                 // do not list current item
                $obj_id = ilObject::_lookupObjId($item["ref_id"]);
                $selection->addItem(
                    $item["title"],
                    $item["ref_id"],
                    $item["link"],
                    ilObject::_getIcon($obj_id, "tiny", $item["type"]),
                    $lng->txt("obj_" . $item["type"]),
                    "_top"
                );
            }
        }
        $html = $selection->getHTML();
        
        if ($html == "") {
            $selection->addItem(
                $lng->txt("no_items"),
                "",
                "#",
                "",
                "",
                "_top"
            );
            $selection->setUseImages(false);
            $html = $selection->getHTML();
        }
        return $html;
    }

References $_GET, $items, $lng, $nav_history, ilObject\_getIcon(), ilObject\_lookupObjId(), ilAccessKey\LAST_VISITED, and ilAdvancedSelectionListGUI\NO_ICON.

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◆ handleNavigationRequest()

ilNavigationHistoryGUI::handleNavigationRequest ( )

Handle navigation request.

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

    {
        $ilNavigationHistory = $this->nav_history;
        $ilCtrl = $this->ctrl;
        
        if ($_GET["target"] == "navi_request") {
            $items = $ilNavigationHistory->getItems();
            foreach ($items as $item) {
                if ($item["ref_id"] == $_POST["url_ref_id"]) {
                    ilUtil::redirect($item["link"]);
                }
            }
            reset($items);
            $item = current($items);
            if ($_POST["url_ref_id"] == 0 && $item["ref_id"] == $_GET["ref_id"]) {
                $item = next($items);           // omit current item
            }
            if ($_POST["url_ref_id"] == 0 && $item["link"] != "") {
                ilUtil::redirect($item["link"]);
            }
            
            $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", "");
            $ilCtrl->setParameterByClass("ilrepositorygui", "getlast", "true");
            $ilCtrl->redirectByClass("ilrepositorygui", "frameset");
        }
    }

References $_GET, $_POST, $ctrl, $items, $nav_history, and ilUtil\redirect().

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◆ removeEntries()

ilNavigationHistoryGUI::removeEntries ( )

Remove all entries form list.

Parameters

return

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

    {
        $ilNavigationHistory = $this->nav_history;
        
        $ilNavigationHistory->deleteDBEntries();
        $ilNavigationHistory->deleteSessionEntries();
    }