class.ilPDNotesGUI.php

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<?php

/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2008 ILIAS open source, University of Cologne            |
        |                                                                             |
        | This program is free software; you can redistribute it and/or               |
        | modify it under the terms of the GNU General Public License                 |
        | as published by the Free Software Foundation; either version 2              |
        | of the License, or (at your option) any later version.                      |
        |                                                                             |
        | This program is distributed in the hope that it will be useful,             |
        | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
        | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
        | GNU General Public License for more details.                                |
        |                                                                             |
        | You should have received a copy of the GNU General Public License           |
        | along with this program; if not, write to the Free Software                 |
        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/

class ilPDNotesGUI
{

        var $ilias;
        var $tpl;
        var $lng;
        
        const PUBLIC_COMMENTS = "publiccomments";
        const PRIVATE_NOTES = "privatenotes";

        function ilPDNotesGUI()
        {
                global $ilias, $tpl, $lng, $ilCtrl;

                // initiate variables
                $this->ilias =& $ilias;
                $this->tpl =& $tpl;
                $this->lng =& $lng;
                $this->ctrl =& $ilCtrl;
        }

        function &executeCommand()
        {
                $next_class = $this->ctrl->getNextClass();

                switch($next_class)
                {
                        case "ilnotegui":
                                // scorm2004-start
                                $this->setTabs();
                                // scorm2004-end
                                $this->displayHeader();
                                $this->view();          // forwardCommand is invoked in view() method
                                break;
                                
                        default:
                                // scorm2004-start
                                $this->setTabs();
                                // scorm2004-end
                                $cmd = $this->ctrl->getCmd("view");
                                $this->displayHeader();
                                $this->$cmd();
                                break;
                }
                $this->tpl->show(true);
                return true;
        }

        function displayHeader()
        {
                //$this->tpl->setTitleIcon(ilUtil::getImagePath("icon_pd_b.gif"),
                //      $this->lng->txt("personal_desktop"));
                $this->tpl->setTitleIcon(ilUtil::getImagePath("icon_pd_b.gif"),
                        "");
                $this->tpl->setTitle($this->lng->txt("personal_desktop"));
                                
                // catch feedback message
                // display infopanel if something happened
                ilUtil::infoPanel();

        }

        /*
        * display notes
        */
        function view()
        {
                global $ilUser, $lng;

                //$this->tpl->addBlockFile("ADM_CONTENT", "objects", "tpl.table.html")
                include_once("Services/Notes/classes/class.ilNoteGUI.php");
                
                // output related item selection (if more than one)
                include_once("Services/Notes/classes/class.ilNote.php");
                $rel_objs = ilNote::_getRelatedObjectsOfUser($this->getMode());
                $first = true;
                foreach ($rel_objs as $r)
                {
                        if ($first)     // take first one as default
                        {
                                $this->current_rel_obj = $r["rep_obj_id"];
                        }
                        if ($r["rep_obj_id"] == $ilUser->getPref("pd_notes_rel_obj".$this->getMode()))
                        {
                                $this->current_rel_obj = $r["rep_obj_id"];
                        }
                        $first = false;
                }
                if ($this->current_rel_obj > 0)
                {
                        $notes_gui = new ilNoteGUI($this->current_rel_obj, 0,
                                ilObject::_lookupType($this->current_rel_obj),true);
                }
                else
                {
                        $notes_gui = new ilNoteGUI(0, $ilUser->getId(), "pd");
                }
                
                if ($this->getMode() == ilPDNotesGUI::PRIVATE_NOTES)
                {
                        $notes_gui->enablePrivateNotes(true);
                        $notes_gui->enablePublicNotes(false);
                }
                else
                {
                        $notes_gui->enablePrivateNotes(false);
                        $notes_gui->enablePublicNotes(true);
                }
                $notes_gui->enableHiding(false);
                $notes_gui->enableTargets(true);
                $notes_gui->enableMultiSelection(true);
                $notes_gui->enableAnchorJump(false);

                $next_class = $this->ctrl->getNextClass($this);

                if ($next_class == "ilnotegui")
                {
                        $html = $this->ctrl->forwardCommand($notes_gui);
                }
                else
                {
                        $html = $notes_gui->getNotesHTML();
                }

                $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.pd_notes.html", "Services/Notes");
                
                if (count($rel_objs) > 1 ||
                        ($rel_objs[0]["rep_obj_id"] > 0))
                {
                        // prepend personal dektop, if first object 
                        if ($rel_objs[0]["rep_obj_id"] > 0 && $this->getMode() == ilPDNotesGUI::PRIVATE_NOTES)
                        {
                                $rel_objs = array_merge(array(0), $rel_objs);
                        }

                        foreach($rel_objs as $obj)
                        {
                                $this->tpl->setCurrentBlock("related_option");
                                $this->tpl->setVariable("VAL_RELATED",
                                        $obj["rep_obj_id"]);
//echo "-".$obj["rep_obj_id"]."-".$obj["obj_type"]."-";
                                if ($obj["rep_obj_id"] > 0)
                                {
                                        $type = ilObject::_lookupType($obj["rep_obj_id"]);
                                        $type_str = (in_array($type, array("lm", "htlm", "sahs", "dbk")))
                                                ? $lng->txt("learning_resource")
                                                : $lng->txt("obj_".$type);
                                        $this->tpl->setVariable("TXT_RELATED", $type_str.": ".
                                                ilObject::_lookupTitle($obj["rep_obj_id"]));
                                }
                                else
                                {
                                        $this->tpl->setVariable("TXT_RELATED",
                                                $lng->txt("personal_desktop"));
                                }
                                if ($obj["rep_obj_id"] == $this->current_rel_obj)
                                {
                                        $this->tpl->setVariable("SEL", 'selected="selected"');
                                }
                                $this->tpl->parseCurrentBlock();
                        }
                        
                        $this->tpl->setCurrentBlock("related_selection");
                        $this->tpl->setVariable("TXT_CHANGE", $lng->txt("change"));
                        $this->tpl->setVariable("TXT_RELATED_TO", $lng->txt("related_to"));
                        $this->tpl->setVariable("TXT_FILTER", $lng->txt("filter"));
                        $this->tpl->setVariable("FORMACTION", $this->ctrl->getFormAction($this));
                        $this->tpl->parseCurrentBlock();
                }
                
                $this->tpl->setCurrentBlock("adm_content");
                // output notes
                $this->tpl->setVariable("NOTES", $html);
                $this->tpl->parseCurrentBlock();

        }
        
        function changeRelatedObject()
        {
                global $ilUser;
                
                $ilUser->writePref("pd_notes_rel_obj".$this->getMode(), $_POST["rel_obj"]);
                $this->ctrl->redirect($this);
        }

        // scorm2004-start
        function setTabs()
        {
                global $ilTabs, $ilUser, $ilCtrl;
                
                $ilTabs->addSubTabTarget("private_notes",
                        $ilCtrl->getLinkTarget($this, "showPrivateNotes"), "", "", "",
                        ($this->getMode() == ilPDNotesGUI::PRIVATE_NOTES));
                $ilTabs->addSubTabTarget("notes_public_comments",
                        $ilCtrl->getLinkTarget($this, "showPublicComments"), "", "", "",
                        ($this->getMode() == ilPDNotesGUI::PUBLIC_COMMENTS));
        }
        
        function showPrivateNotes()
        {
                global $ilUser, $ilCtrl;
                
                $ilUser->writePref("pd_notes_mode", ilPDNotesGUI::PRIVATE_NOTES);
                $ilCtrl->redirect($this, "");
        }
        
        function showPublicComments()
        {
                global $ilUser, $ilCtrl;
                
                $ilUser->writePref("pd_notes_mode", ilPDNotesGUI::PUBLIC_COMMENTS);
                $ilCtrl->redirect($this, "");
        }

        function getMode()
        {
                global $ilUser;
                
                if ($ilUser->getPref("pd_notes_mode") == ilPDNotesGUI::PUBLIC_COMMENTS)
                {
                        return ilPDNotesGUI::PUBLIC_COMMENTS;
                }
                else
                {
                        return ilPDNotesGUI::PRIVATE_NOTES;
                }
        }
}
?>