class.ilInfoScreenGUI.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilInfoScreenGUI
{
        var $ilias;
        var $lng;
        var $ctrl;
        var $gui_object;
        var $top_buttons = array();
        var $top_formbuttons = array();
        var $hiddenelements = array();
        var $table_class = "il_InfoScreen";
        var $open_form_tag = true;
        var $close_form_tag = true;
        
        var $form_action;

        function __construct($a_gui_object)
        {
                global $ilias, $ilCtrl, $lng,$ilTabs;

                $this->ilias = $ilias;
                $this->ctrl = $ilCtrl;
                $this->lng = $lng;
                $this->tabs_gui = $ilTabs;
                $this->gui_object = $a_gui_object;
                $this->sec_nr = 0;
                $this->private_notes_enabled = false;
                $this->news_enabled = false;
                $this->feedback_enabled = false;
                $this->learning_progress_enabled = false;
                $this->form_action = "";
                $this->top_formbuttons = array();
                $this->hiddenelements = array();
        }

        function executeCommand()
        {
                global $rbacsystem, $tpl, $ilAccess;
                
                $next_class = $this->ctrl->getNextClass($this);

                $cmd = $this->ctrl->getCmd("showSummary");
                $this->ctrl->setReturn($this, "showSummary");
                
                $this->setTabs();

                switch($next_class)
                {
                        case "ilnotegui":               
                                $this->showSummary();   // forwards command
                                break;

                        case "ilcolumngui":
                                $this->showSummary();
                                break;

                        case "ilpublicuserprofilegui":
                                include_once("./Services/User/classes/class.ilPublicUserProfileGUI.php");
                                $user_profile = new ilPublicUserProfileGUI($_GET["user_id"]);
                                $user_profile->setBackUrl($this->ctrl->getLinkTarget($this, "showSummary"));
                                $html = $this->ctrl->forwardCommand($user_profile);
                                $tpl->setContent($html);
                                break;
                        
                        case "ilcommonactiondispatchergui":
                                include_once("Services/Object/classes/class.ilCommonActionDispatcherGUI.php");
                                $gui = ilCommonActionDispatcherGUI::getInstanceFromAjaxCall();
                                $this->ctrl->forwardCommand($gui);
                                break;
                                
                        default:
                                return $this->$cmd();
                                break;
                }
                return true;
        }

        function setTableClass($a_val)
        {
                $this->table_class = $a_val;
        }
        
        function getTableClass()
        {
                return $this->table_class;
        }
        
        function enablePrivateNotes($a_enable = true)
        {
                $this->private_notes_enabled = $a_enable;
        }

        function enableLearningProgress($a_enable = true)
        {
                $this->learning_progress_enabled = $a_enable;
        }


        function enableFeedback($a_enable = true)
        {
                $this->feedback_enabled = $a_enable;
        }

        function enableNews($a_enable = true)
        {
                $this->news_enabled = $a_enable;
        }

        function enableNewsEditing($a_enable = true)
        {
                $this->news_editing = $a_enable;
        }

        function setBlockProperty($a_block_type, $a_property, $a_value)
        {
                $this->block_property[$a_block_type][$a_property] = $a_value;
        }
        
        function getAllBlockProperties()
        {
                return $this->block_property;
        }

        function addSection($a_title)
        {
                $this->sec_nr++;
                $this->section[$this->sec_nr]["title"] = $a_title;
                $this->section[$this->sec_nr]["hidden"] = (bool)$this->hidden;
        }

        function setFormAction($a_form_action)
        {
                $this->form_action = $a_form_action;
        }

        function removeFormAction()
        {
                $this->form_action = "";
        }

        function addProperty($a_name, $a_value, $a_link = "")
        {
                $this->section[$this->sec_nr]["properties"][] =
                        array("name" => $a_name, "value" => $a_value,
                                "link" => $a_link);
        }

        function addPropertyCheckbox($a_name, $a_checkbox_name, $a_checkbox_value, $a_checkbox_label = "", $a_checkbox_checked = false)
        {
                $checkbox = "<input type=\"checkbox\" name=\"$a_checkbox_name\" value=\"$a_checkbox_value\" id=\"$a_checkbox_name$a_checkbox_value\"";
                if ($a_checkbox_checked)
                {
                        $checkbox .= " checked=\"checked\"";
                }
                $checkbox .= " />";
                if (strlen($a_checkbox_label))
                {
                        $checkbox .= "&nbsp;<label for=\"$a_checkbox_name$a_checkbox_value\">$a_checkbox_label</label>";
                }
                $this->section[$this->sec_nr]["properties"][] =
                        array("name" => $a_name, "value" => $checkbox);
        }

        function addPropertyTextinput($a_name, $a_input_name, $a_input_value = "", $a_input_size = "", $direct_button_command = "", $direct_button_label = "", $direct_button_primary = false)
        {
                $input = "<span class=\"form-inline\"><input class=\"form-control\" type=\"text\" name=\"$a_input_name\" id=\"$a_input_name\"";
                if (strlen($a_input_value))
                {
                        $input .= " value=\"" . ilUtil::prepareFormOutput($a_input_value) . "\"";
                }
                if (strlen($a_input_size))
                {
                        $input .= " size=\"" . $a_input_size . "\"";
                }
                $input .= " />";
                if (strlen($direct_button_command) && strlen($direct_button_label))
                {
                        $css = "";
                        if($direct_button_primary)
                        {
                                $css = " btn-primary";
                        }
                        $input .= " <input type=\"submit\" class=\"btn btn-default".$css."\" name=\"cmd[$direct_button_command]\" value=\"$direct_button_label\" />";
                }
                $input .= "</span>";
                $this->section[$this->sec_nr]["properties"][] =
                        array("name" => "<label for=\"$a_input_name\">$a_name</label>", "value" => $input);
        }

        function addButton($a_title, $a_link, $a_frame = "", $a_position = "top", $a_primary = false)
        {
                if ($a_position == "top")
                {
                        $this->top_buttons[] =
                                array("title" => $a_title,"link" => $a_link,"target" => $a_frame,"primary" => $a_primary);
                }
        }

        function addFormButton($a_command, $a_title, $a_position = "top")
        {
                if ($a_position == "top")
                {
                        array_push($this->top_formbuttons,
                                array("command" => $a_command, "title" => $a_title)
                        );
                }
        }

        function addHiddenElement($a_name, $a_value)
        {
                array_push($this->hiddenelements, array("name" => $a_name, "value" => $a_value));
        }

        function addMetaDataSections($a_rep_obj_id,$a_obj_id, $a_type)
        {
                global $lng;

                $lng->loadLanguageModule("meta");

                include_once("./Services/MetaData/classes/class.ilMD.php");
                $md = new ilMD($a_rep_obj_id,$a_obj_id, $a_type);

                if ($md_gen = $md->getGeneral())
                {
                        // get first descrption
                        // The description is shown on the top of the page.
                        // Thus it is not necessary to show it again.
                        foreach($md_gen->getDescriptionIds() as $id)
                        {
                                $md_des = $md_gen->getDescription($id);
                                $description = $md_des->getDescription();
                                break;
                        }

                        // get language(s)
                        $langs = array();
                        foreach($ids = $md_gen->getLanguageIds() as $id)
                        {
                                $md_lan = $md_gen->getLanguage($id);
                                if ($md_lan->getLanguageCode() != "")
                                {
                                        $langs[] = $lng->txt("meta_l_".$md_lan->getLanguageCode());
                                }
                        }
                        $langs = implode($langs, ", ");

                        // keywords
                        $keywords = array();
                        foreach($ids = $md_gen->getKeywordIds() as $id)
                        {
                                $md_key = $md_gen->getKeyword($id);
                                $keywords[] = $md_key->getKeyword();
                        }
                        $keywords = implode($keywords, ", ");
                }

                // authors
                if(is_object($lifecycle = $md->getLifecycle()))
                {
                        $sep = $author = "";
                        foreach(($ids = $lifecycle->getContributeIds()) as $con_id)
                        {
                                $md_con = $lifecycle->getContribute($con_id);
                                if ($md_con->getRole() == "Author")
                                {
                                        foreach($ent_ids = $md_con->getEntityIds() as $ent_id)
                                        {
                                                $md_ent = $md_con->getEntity($ent_id);
                                                $author = $author.$sep.$md_ent->getEntity();
                                                $sep = ", ";
                                        }
                                }
                        }
                }

                // copyright
                $copyright = "";
                if(is_object($rights = $md->getRights()))
                {
                        include_once('Services/MetaData/classes/class.ilMDUtils.php');
                        $copyright = ilMDUtils::_parseCopyright($rights->getDescription());
                }

                // learning time
                #if(is_object($educational = $md->getEducational()))
                #{
                #       $learning_time = $educational->getTypicalLearningTime();
                #}
                $learning_time = "";
                if(is_object($educational = $md->getEducational()))
                {
                        if($seconds = $educational->getTypicalLearningTimeSeconds())
                        {
                                $learning_time = ilDatePresentation::secondsToString($seconds);
                        }
                }


                // output

                // description
                if ($description != "")
                {
                        $this->addSection($lng->txt("description"));
                        $this->addProperty("",  nl2br($description));
                }

                // general section
                $this->addSection($lng->txt("meta_general"));
                if ($langs != "")       // language
                {
                        $this->addProperty($lng->txt("language"),
                                $langs);
                }
                if ($keywords != "")    // keywords
                {
                        $this->addProperty($lng->txt("keywords"),
                                $keywords);
                }
                if ($author != "")              // author
                {
                        $this->addProperty($lng->txt("author"),
                                $author);
                }
                if ($copyright != "")           // copyright
                {
                        $this->addProperty($lng->txt("meta_copyright"),
                                $copyright);
                }
                if ($learning_time != "")               // typical learning time
                {
                        $this->addProperty($lng->txt("meta_typical_learning_time"),
                                $learning_time);
                }
        }

        function addObjectSections()
        {
                global $lng, $ilCtrl, $ilUser, $ilAccess, $tree, $ilSetting, $ilObjDataCache;
                
                $this->addSection($lng->txt("additional_info"));
                $a_obj = $this->gui_object->object;
                
                // links to the object
                if (is_object($a_obj))
                {
                        // permanent link
                        $type = $a_obj->getType();
                        $ref_id = $a_obj->getRefId();
                        
                        if($ref_id)
                        {
                                include_once 'Services/WebServices/ECS/classes/class.ilECSServerSettings.php';
                                if(ilECSServerSettings::getInstance()->activeServerExists())
                                {
                                        $this->addProperty($lng->txt("object_id"),
                                                $a_obj->getId()
                                                );
                                }

                                include_once 'Services/PermanentLink/classes/class.ilPermanentLinkGUI.php';                             
                                $pm = new ilPermanentLinkGUI($type, $ref_id);
                                $pm->setIncludePermanentLinkText(false);
                                $pm->setAlignCenter(false);
                                $this->addProperty($lng->txt("perma_link"),
                                        $pm->getHTML(),
                                        ""
                                        );
                        
                                // bookmarks

                                // links to resource
                                if ($ilAccess->checkAccess("write", "", $ref_id) ||
                                        $ilAccess->checkAccess("edit_permissions", "", $ref_id))
                                {
                                        $obj_id = $a_obj->getId();
                                        $rs = ilObject::_getAllReferences($obj_id);
                                        $refs = array();
                                        foreach($rs as $r)
                                        {
                                                if ($tree->isInTree($r))
                                                {
                                                        $refs[] = $r;
                                                }
                                        }
                                        if (count($refs) > 1)
                                        {
                                                $links = $sep = "";
                                                foreach($refs as $r)
                                                {
                                                        $cont_loc = new ilLocatorGUI();
                                                        $cont_loc->addContextItems($r, true);
                                                        $links.= $sep.$cont_loc->getHTML();
                                                        $sep = "<br />";
                                                }

                                                $this->addProperty($lng->txt("res_links"),
                                                        '<div class="small">'.$links.'</div>'
                                                        );
                                        }
                                }
                        }
                }
                
                
                // creation date
                $this->addProperty(
                        $lng->txt("create_date"),
                        ilDatePresentation::formatDate(new ilDateTime($a_obj->getCreateDate(),IL_CAL_DATETIME)));

                // owner
                if ($ilUser->getId() != ANONYMOUS_USER_ID and $a_obj->getOwner())
                {
                        include_once './Services/Object/classes/class.ilObjectFactory.php';
                        include_once './Services/User/classes/class.ilObjUser.php';
                        
                        if(ilObjUser::userExists(array($a_obj->getOwner())))
                        {
                                $ownerObj = ilObjectFactory::getInstanceByObjId($a_obj->getOwner(),false);
                        }
                        else
                        {
                                $ownerObj = ilObjectFactory::getInstanceByObjId(6, false);      
                        }

                        if (!is_object($ownerObj) || $ownerObj->getType() != "usr")             // root user deleted
                        {
                                $this->addProperty($lng->txt("owner"), $lng->txt("no_owner"));
                        }
                        else if ($ownerObj->hasPublicProfile()) 
                        {
                                $ilCtrl->setParameterByClass("ilpublicuserprofilegui", "user_id", $ownerObj->getId());                          
                                $this->addProperty($lng->txt("owner"),$ownerObj->getPublicName(),$ilCtrl->getLinkTargetByClass("ilpublicuserprofilegui", "getHTML"));
                        }
                        else 
                        {
                                $this->addProperty($lng->txt("owner"),$ownerObj->getPublicName());      
                        }
                }

                // disk usage
                require_once 'Services/WebDAV/classes/class.ilDiskQuotaActivationChecker.php';
                if ($ilUser->getId() != ANONYMOUS_USER_ID &&
                        ilDiskQuotaActivationChecker::_isActive())
                {
                                $size = $a_obj->getDiskUsage();
                                if ($size !== null) {
                                        $this->addProperty($lng->txt("disk_usage"),ilUtil::formatSize($size,'long'));
                                }
                }
                // change event
                require_once 'Services/Tracking/classes/class.ilChangeEvent.php';
                if (ilChangeEvent::_isActive())
                {
                        if ($ilUser->getId() != ANONYMOUS_USER_ID)
                        {
                                $readEvents = ilChangeEvent::_lookupReadEvents($a_obj->getId());
                                $count_users = 0;
                                $count_members = 0;
                                $count_user_reads = 0;
                                $count_anonymous_reads = 0;
                                foreach ($readEvents as $evt)
                                {
                                        if ($evt['usr_id'] == ANONYMOUS_USER_ID)
                                        {
                                                $count_anonymous_reads += $evt['read_count'];
                                        }
                                        else
                                        {
                                                $count_user_reads += $evt['read_count'];
                                                $count_users++;
                                                /* to do: if ($evt['user_id'] is member of $this->getRefId())
                                                {
                                                        $count_members++;
                                                }*/
                                        }
                                }
                                if ($count_anonymous_reads > 0)
                                {
                                        $this->addProperty($this->lng->txt("readcount_anonymous_users"),$count_anonymous_reads);
                                }
                                if ($count_user_reads > 0)
                                {
                                        $this->addProperty($this->lng->txt("readcount_users"),$count_user_reads);
                }
                                if ($count_users > 0)
                                {
                                        $this->addProperty($this->lng->txt("accesscount_registered_users"),$count_users);
                                }
                        }
                }
                // END ChangeEvent: Display change event info

                // BEGIN WebDAV: Display locking information
                require_once ('Services/WebDAV/classes/class.ilDAVActivationChecker.php');
                if (ilDAVActivationChecker::_isActive())
                {
                        global $ilias, $ilUser;
                        if ($ilUser->getId() != ANONYMOUS_USER_ID)
                        {
                                require_once 'Services/WebDAV/classes/class.ilDAVServer.php';
                                $davLocks = new ilDAVLocks();

                                // Show lock info
                                if ($ilias->account->getId() != ANONYMOUS_USER_ID)
                                {
                                        $locks =& $davLocks->getLocksOnObjectObj($a_obj->getId());
                                        if (count($locks) > 0)
                                        {
                                                $lockUser = new ilObjUser($locks[0]['ilias_owner']);
                                                $this->addProperty($this->lng->txt("in_use_by"),
                                                        $lockUser->getPublicName()
                                                        ,
                                                        "./ilias.php?user=".$locks[0]['ilias_owner'].'&cmd=showUserProfile&cmdClass=ilpersonaldesktopgui&cmdNode=1&baseClass=ilPersonalDesktopGUI'
                                                );
                                        }
                                }
                        }
                }
                // END WebDAV: Display locking information


        }
        // END ChangeEvent: Display standard object info
        function showSummary()
        {
                global $tpl, $ilAccess;

                $tpl->setContent($this->getCenterColumnHTML());
                $tpl->setRightContent($this->getRightColumnHTML());
        }


        function getCenterColumnHTML()
        {
                global $ilCtrl;
                
                include_once("Services/Block/classes/class.ilColumnGUI.php");
                $column_gui = new ilColumnGUI("info", IL_COL_CENTER);
                $this->setColumnSettings($column_gui);

                if (!$ilCtrl->isAsynch())
                {
                        if ($column_gui->getScreenMode() != IL_SCREEN_SIDE)
                        {
                                // right column wants center
                                if ($column_gui->getCmdSide() == IL_COL_RIGHT)
                                {
                                        $column_gui = new ilColumnGUI("info", IL_COL_RIGHT);
                                        $this->setColumnSettings($column_gui);
                                        $html = $ilCtrl->forwardCommand($column_gui);
                                }
                                // left column wants center
                                if ($column_gui->getCmdSide() == IL_COL_LEFT)
                                {
                                        $column_gui = new ilColumnGUI("info", IL_COL_LEFT);
                                        $this->setColumnSettings($column_gui);
                                        $html = $ilCtrl->forwardCommand($column_gui);
                                }
                        }
                        else
                        {
                                $html = $this->getHTML();
                        }
                }
                
                return $html;
        }

        function getRightColumnHTML()
        {
                global $ilUser, $lng, $ilCtrl;
                
                include_once("Services/Block/classes/class.ilColumnGUI.php");
                $column_gui = new ilColumnGUI("info", IL_COL_RIGHT);
                $this->setColumnSettings($column_gui);

                if ($ilCtrl->getNextClass() == "ilcolumngui" &&
                        $column_gui->getCmdSide() == IL_COL_RIGHT &&
                        $column_gui->getScreenMode() == IL_SCREEN_SIDE)
                {
                        $html = $ilCtrl->forwardCommand($column_gui);
                }
                else
                {
                        if (!$ilCtrl->isAsynch())
                        {
                                if ($this->news_enabled)
                                {
                                        $html = $ilCtrl->getHTML($column_gui);
                                }
                        }
                }

                return $html;
        }

        function setColumnSettings($column_gui)
        {
                global $lng, $ilAccess;

                $column_gui->setEnableEdit($this->news_editing);
                $column_gui->setRepositoryMode(true);
                $column_gui->setAllBlockProperties($this->getAllBlockProperties());
        }
        
        function setOpenFormTag($a_val)
        {
                $this->open_form_tag = $a_val;
        }

        function setCloseFormTag($a_val)
        {
                $this->close_form_tag = $a_val;
        }

        function getHTML()
        {
                global $lng, $ilSetting, $tree, $ilAccess, $ilCtrl, $ilUser;
                
                $tpl = new ilTemplate("tpl.infoscreen.html" ,true, true, "Services/InfoScreen");

                // other class handles form action (@todo: this is not implemented/tested)
                if ($this->form_action == "")
                {
                        $this->setFormAction($ilCtrl->getFormAction($this));
                }
                
                require_once 'Services/jQuery/classes/class.iljQueryUtil.php';
                iljQueryUtil::initjQuery();

                if($this->hidden)
                {
                        $tpl->touchBlock("hidden_js");
                        if($this->show_hidden_toggle)
                        {
                                $this->addButton($lng->txt("show_hidden_sections"), "JavaScript:toggleSections(this, '".$lng->txt("show_hidden_sections") ."', '".$lng->txt("hide_visible_sections") ."');");
                        }
                }
                
                
                // DEPRECATED - use ilToolbarGUI
                
                // add top buttons
                if (count($this->top_buttons) > 0)
                {
                        $tpl->addBlockfile("TOP_BUTTONS", "top_buttons", "tpl.buttons.html");

                        foreach($this->top_buttons as $button)
                        {
                                // view button
                                $tpl->setCurrentBlock("btn_cell");
                                $tpl->setVariable("BTN_LINK", $button["link"]);
                                $tpl->setVariable("BTN_TARGET", $button["target"]);
                                $tpl->setVariable("BTN_TXT", $button["title"]);
                                if($button["primary"])
                                {
                                        $tpl->setVariable("BTN_CLASS", " btn-primary");
                                }
                                $tpl->parseCurrentBlock();
                        }
                }

                // add top formbuttons
                if ((count($this->top_formbuttons) > 0) && (strlen($this->form_action) > 0))
                {
                        $tpl->addBlockfile("TOP_FORMBUTTONS", "top_submitbuttons", "tpl.submitbuttons.html", "Services/InfoScreen");

                        foreach($this->top_formbuttons as $button)
                        {
                                // view button
                                $tpl->setCurrentBlock("btn_submit_cell");
                                $tpl->setVariable("BTN_COMMAND", $button["command"]);
                                $tpl->setVariable("BTN_NAME", $button["title"]);
                                $tpl->parseCurrentBlock();
                        }
                }

                // add form action
                if (strlen($this->form_action) > 0)
                {
                        if($this->open_form_tag)
                        {
                                $tpl->setCurrentBlock("formtop");
                                $tpl->setVariable("FORMACTION", $this->form_action);
                                $tpl->parseCurrentBlock();
                        }
                        
                        if($this->close_form_tag)
                        {
                                $tpl->touchBlock("formbottom");
                        }
                }

                if (count($this->hiddenelements))
                {
                        foreach ($this->hiddenelements as $hidden)
                        {
                                $tpl->setCurrentBlock("hidden_element");
                                $tpl->setVariable("HIDDEN_NAME", $hidden["name"]);
                                $tpl->setVariable("HIDDEN_VALUE", $hidden["value"]);
                                $tpl->parseCurrentBlock();
                        }
                }

                
                // learning progress
                if($this->learning_progress_enabled and $html = $this->showLearningProgress($tpl))
                {
                        $tpl->setCurrentBlock("learning_progress");
                        $tpl->setVariable("LP_TABLE",$html);
                        $tpl->parseCurrentBlock();
                }

                // notes section
                if ($this->private_notes_enabled && !$ilSetting->get('disable_notes'))
                {
                        $html = $this->showNotesSection();
                        $tpl->setCurrentBlock("notes");
                        $tpl->setVariable("NOTES", $html);
                        $tpl->parseCurrentBlock();
                }

                // tagging
                if (is_object($this->gui_object->object))
                {
                        $tags_set = new ilSetting("tags");
                        if ($tags_set->get("enable") && $ilUser->getId() != ANONYMOUS_USER_ID)
                        {
                                $this->addTagging();
                        }
                }

                if(is_object($this->gui_object->object))
                {
                        $this->addObjectSections();
                }

        // render all sections
                for($i = 1; $i <= $this->sec_nr; $i++)
                {
                        if (is_array($this->section[$i]["properties"]))
                        {
                                // section properties
                                foreach($this->section[$i]["properties"] as $property)
                                {
                                        if ($property["name"] != "")
                                        {
                                                if ($property["link"] == "")
                                                {
                                                        $tpl->setCurrentBlock("pv");
                                                        $tpl->setVariable("TXT_PROPERTY_VALUE", $property["value"]);
                                                        $tpl->parseCurrentBlock();
                                                }
                                                else
                                                {
                                                        $tpl->setCurrentBlock("lpv");
                                                        $tpl->setVariable("TXT_PROPERTY_LVALUE", $property["value"]);
                                                        $tpl->setVariable("LINK_PROPERTY_VALUE", $property["link"]);
                                                        $tpl->parseCurrentBlock();
                                                }
                                                $tpl->setCurrentBlock("property_row");
                                                $tpl->setVariable("TXT_PROPERTY", $property["name"]);
                                                $tpl->parseCurrentBlock();
                                        }
                                        else
                                        {
                                                $tpl->setCurrentBlock("property_full_row");
                                                $tpl->setVariable("TXT_PROPERTY_FULL_VALUE", $property["value"]);
                                                $tpl->parseCurrentBlock();
                                        }
                                }

                                // section header
                                if($this->section[$i]["hidden"])
                                {
                                        $tpl->setVariable("SECTION_HIDDEN", " style=\"display:none;\"");
                                        $tpl->setVariable("SECTION_ID", "hidable_".$i);
                                }
                                else
                                {
                                        $tpl->setVariable("SECTION_ID", $i);
                                }
                                $tpl->setVariable("TCLASS", $this->getTableClass());
                                $tpl->setVariable("TXT_SECTION", $this->section[$i]["title"]);
                                $tpl->touchBlock("row");
                        }
                }

                return $tpl->get();
        }

        function showLearningProgress($a_tpl)
        {
                global $ilUser,$rbacsystem;

                if(!$rbacsystem->checkAccess('read',$this->gui_object->object->getRefId()))
                {
                        return false;
                }
                if($ilUser->getId() == ANONYMOUS_USER_ID)
                {
                        return false;
                }

                include_once("Services/Tracking/classes/class.ilObjUserTracking.php");
                if (!ilObjUserTracking::_enabledLearningProgress() and $ilUser->getId() != ANONYMOUS_USER_ID)
                {
                        return false;
                }
                        
                include_once './Services/Object/classes/class.ilObjectLP.php';
                $olp = ilObjectLP::getInstance($this->gui_object->object->getId());                             
                if($olp->getCurrentMode() != ilLPObjSettings::LP_MODE_MANUAL)
                {
                        return false;
                }

                include_once 'Services/Tracking/classes/class.ilLPMarks.php';

                $this->lng->loadLanguageModule('trac');

                // section header
//              $a_tpl->setCurrentBlock("header_row");
                $a_tpl->setVariable("TXT_SECTION",
                        $this->lng->txt('learning_progress'));
                $a_tpl->parseCurrentBlock();
                // $a_tpl->touchBlock("row");

                // status
                $i_tpl = new ilTemplate("tpl.lp_edit_manual_info_page.html", true, true, "Services/Tracking");
                $i_tpl->setVariable("INFO_EDITED", $this->lng->txt("trac_info_edited"));
                $i_tpl->setVariable("SELECT_STATUS", ilUtil::formSelect((int) ilLPMarks::_hasCompleted($ilUser->getId(),
                           $this->gui_object->object->getId()),
                                'lp_edit',
                                array(0 => $this->lng->txt('trac_not_completed'),
                                          1 => $this->lng->txt('trac_completed')),
                                false,
                                true));
                $i_tpl->setVariable("TXT_SAVE", $this->lng->txt("save"));
                $a_tpl->setCurrentBlock("pv");
                $a_tpl->setVariable("TXT_PROPERTY_VALUE", $i_tpl->get());
                $a_tpl->parseCurrentBlock();
                $a_tpl->setCurrentBlock("property_row");
                $a_tpl->setVariable("TXT_PROPERTY", $this->lng->txt('trac_status'));
                $a_tpl->parseCurrentBlock();
                // $a_tpl->touchBlock("row");


                // More infos for lm's
                if($this->gui_object->object->getType() == 'lm' ||
                   $this->gui_object->object->getType() == 'htlm')
                {
                        $a_tpl->setCurrentBlock("pv");

                        include_once 'Services/Tracking/classes/class.ilLearningProgress.php';
                        $progress = ilLearningProgress::_getProgress($ilUser->getId(),$this->gui_object->object->getId());
                        if($progress['access_time'])
                        {
                                $a_tpl->setVariable("TXT_PROPERTY_VALUE",
                                        ilDatePresentation::formatDate(new ilDateTime($progress['access_time'],IL_CAL_UNIX)));
                        }
                        else
                        {
                                $a_tpl->setVariable("TXT_PROPERTY_VALUE",
                                        $this->lng->txt('trac_not_accessed'));
                        }

                        $a_tpl->parseCurrentBlock();
                        $a_tpl->setCurrentBlock("property_row");
                        $a_tpl->setVariable("TXT_PROPERTY", $this->lng->txt('trac_last_access'));
                        $a_tpl->parseCurrentBlock();
                        // $a_tpl->touchBlock("row");

                        // tags of all users
                        $a_tpl->setCurrentBlock("pv");
                        $a_tpl->setVariable("TXT_PROPERTY_VALUE",
                                (int) $progress['visits']);
                        $a_tpl->parseCurrentBlock();
                        $a_tpl->setCurrentBlock("property_row");
                        $a_tpl->setVariable("TXT_PROPERTY", $this->lng->txt('trac_visits'));
                        $a_tpl->parseCurrentBlock();
                        // $a_tpl->touchBlock("row");


                        if($this->gui_object->object->getType() == 'lm')
                        {
                                // tags of all users
                                $a_tpl->setCurrentBlock("pv");
                                $a_tpl->setVariable("TXT_PROPERTY_VALUE",
                                        ilDatePresentation::secondsToString($progress['spent_seconds']));
                                $a_tpl->parseCurrentBlock();
                                $a_tpl->setCurrentBlock("property_row");
                                $a_tpl->setVariable("TXT_PROPERTY", $this->lng->txt('trac_spent_time'));
                                $a_tpl->parseCurrentBlock();
                                // $a_tpl->touchBlock("row");
                        }
                }
                
                // #10493
                $a_tpl->touchBlock("row");
        }

        function saveProgress()
        {
                global $ilUser;

                include_once 'Services/Tracking/classes/class.ilLPMarks.php';
                
                include_once './Services/Object/classes/class.ilObjectLP.php';
                $olp = ilObjectLP::getInstance($this->gui_object->object->getId());                             
                if(
                        ($olp->getCurrentMode() != ilLPObjSettings::LP_MODE_MANUAL) ||
                        !$GLOBALS['ilAccess']->checkAccess('read','',$this->gui_object->object->getRefId())
                )
                {
                        ilUtil::sendFailure($this->lng->txt('permission_denied'),true);
                        $this->ctrl->redirect($this, "");
                        return false;
                }
                

                $lp_marks = new ilLPMarks($this->gui_object->object->getId(),$ilUser->getId());
                $lp_marks->setCompleted((bool) $_POST['lp_edit']);
                $lp_marks->update();

                require_once 'Services/Tracking/classes/class.ilLPStatusWrapper.php';
                ilLPStatusWrapper::_updateStatus($this->gui_object->object->getId(),$ilUser->getId());

                $this->lng->loadLanguageModule('trac');
                ilUtil::sendSuccess($this->lng->txt('trac_updated_status'), true);
                $this->ctrl->redirect($this, ""); // #14993
                
                // $this->showSummary();
        }


        function showNotesSection()
        {
                global $ilAccess, $ilSetting;
                
                $next_class = $this->ctrl->getNextClass($this);
                include_once("Services/Notes/classes/class.ilNoteGUI.php");
                $notes_gui = new ilNoteGUI($this->gui_object->object->getId(), 0,
                        $this->gui_object->object->getType());
                
                // global switch
                if($ilSetting->get("disable_comments"))
                {
                        $notes_gui->enablePublicNotes(false);
                }
                else
                {
                        $ref_id = $this->gui_object->object->getRefId();                        
                        $has_write = $ilAccess->checkAccess("write", "", $ref_id);
                        
                        if($has_write && $ilSetting->get("comments_del_tutor", 1))
                        {
                                $notes_gui->enablePublicNotesDeletion(true);
                        }
                        
                        /* should probably be discussed further
                        for now this will only work properly with comments settings 
                        (see ilNoteGUI constructor) 
                        */                      
                        if ($has_write ||
                                $ilAccess->checkAccess("edit_permissions", "", $ref_id))
                        {                       
                                $notes_gui->enableCommentsSettings();
                        }
                }                

                /* moved to action menu 
            $notes_gui->enablePrivateNotes();           
                */

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

                return $html;
        }

        public function showLDAPRoleGroupMappingInfo($a_section = '')
        {
                if(strlen($a_section))
                {
                        $this->addSection($a_section);
                }
                include_once('Services/LDAP/classes/class.ilLDAPRoleGroupMapping.php');
                $ldap_mapping = ilLDAPRoleGroupMapping::_getInstance();
                if($infos = $ldap_mapping->getInfoStrings($this->gui_object->object->getId()))
                {
                        $info_combined = '<div style="color:green;">';
                        $counter = 0;
                        foreach($infos as $info_string)
                        {
                                if($counter++)
                                {
                                        $info_combined .= '<br />';
                                }
                                $info_combined .= $info_string; 
                        }
                        $info_combined .= '</div>';
                        $this->addProperty($this->lng->txt('applications'),$info_combined);
                }
                return true;
        }

        function setTabs()
        {
                global $tpl;

                $this->getTabs($this->tabs_gui);
        }

        function getTabs(&$tabs_gui)
        {
                global $rbacsystem,$ilUser,$ilAccess;

                $next_class = $this->ctrl->getNextClass($this);
                $force_active = ($next_class == "ilnotegui")
                        ? true
                        : false;

                $tabs_gui->addSubTabTarget('summary',
                         $this->ctrl->getLinkTarget($this, "showSummary"),
                         array("showSummary", ""),
                         get_class($this), "", $force_active);
        }

        
        function addTagging()
        {
                global $lng, $ilCtrl;
                
                $lng->loadLanguageModule("tagging");
                $tags_set = new ilSetting("tags");

                include_once("Services/Tagging/classes/class.ilTaggingGUI.php");
                $tagging_gui = new ilTaggingGUI();
                $tagging_gui->setObject($this->gui_object->object->getId(),
                        $this->gui_object->object->getType());
                
                $this->addSection($lng->txt("tagging_tags"));
                
                if ($tags_set->get("enable_all_users"))
                {
                        $this->addProperty($lng->txt("tagging_all_users"),
                                $tagging_gui->getAllUserTagsForObjectHTML());
                }
                
                $this->addProperty($lng->txt("tagging_my_tags"),
                        $tagging_gui->getTaggingInputHTML());
        }
        
        function saveTags()
        {               
                include_once("Services/Tagging/classes/class.ilTaggingGUI.php");
                $tagging_gui = new ilTaggingGUI();
                $tagging_gui->setObject($this->gui_object->object->getId(),
                        $this->gui_object->object->getType());
                $tagging_gui->saveInput();
                
                ilUtil::sendSuccess($this->lng->txt('msg_obj_modified'), true);
                $this->ctrl->redirect($this, ""); // #14993
                
                // return $this->showSummary();
        }

        function hideFurtherSections($a_add_toggle = true)
        {
                $this->hidden = true;
                $this->show_hidden_toggle = (bool)$a_add_toggle;
        }

        function getHiddenToggleButton()
        {
                global $lng;
                
                return "<a onClick=\"toggleSections(this, '".$lng->txt("show_hidden_sections") ."', '".$lng->txt("hide_visible_sections") ."'); return false;\" href=\"#\">".$lng->txt("show_hidden_sections")."</a>";
        }
}

?>