class.ilObjHelpSettings.php

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<?php

/* Copyright (c) 1998-2012 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once "./Services/Object/classes/class.ilObject2.php";

class ilObjHelpSettings extends ilObject2
{
        
        function ilObjHelpSettings($a_id = 0,$a_call_by_reference = true)
        {
                parent::__construct($a_id,$a_call_by_reference);
        }

        function initType()
        {
                $this->type = "hlps";
        }

        static function createHelpModule()
        {
                global $ilDB;
                
                $id = $ilDB->nextId("help_module");
                
                $ilDB->manipulate("INSERT INTO help_module ".
                        "(id) VALUES (".
                        $ilDB->quote($id, "integer").
                        ")");
                
                return $id;
        }
        
        static function writeHelpModuleLmId($a_id, $a_lm_id)
        {
                global $ilDB;
                
                $ilDB->manipulate("UPDATE help_module SET ".
                        " lm_id = ".$ilDB->quote($a_lm_id, "integer").
                        " WHERE id = ".$ilDB->quote($a_id, "integer")
                        );
        }
        
        
        function uploadHelpModule($a_file)
        {
                $id = $this->createHelpModule();
                
                // create and insert object in objecttree
                include_once("./Modules/LearningModule/classes/class.ilObjContentObject.php");
                $newObj = new ilObjContentObject();
                $newObj->setType("lm");
                $newObj->setTitle("Help Module");
                $newObj->create(true);
                $newObj->createLMTree();
                
                self::writeHelpModuleLmId($id, $newObj->getId());

                // import help learning module
                $mess = $newObj->importFromZipFile($a_file["tmp_name"], $a_file["name"],
                        false, $id);
        }
        
        function getHelpModules()
        {
                global $ilDB;
                
                $set = $ilDB->query("SELECT * FROM help_module");
                
                $mods = array();
                while ($rec  = $ilDB->fetchAssoc($set))
                {
                        if (ilObject::_lookupType($rec["lm_id"]) == "lm")
                        {
                                $rec["title"] = ilObject::_lookupTitle($rec["lm_id"]);
                                $rec["create_date"] = ilObject::_lookupCreationDate($rec["lm_id"]);
                        }
                        
                        $mods[] = $rec;
                }
                
                return $mods;
        }
        
        function lookupModuleTitle($a_id)
        {
                global $ilDB;
                
                $set = $ilDB->query("SELECT * FROM help_module ".
                        " WHERE id = ".$ilDB->quote($a_id, "integer")
                        );
                $rec  = $ilDB->fetchAssoc($set);
                if (ilObject::_lookupType($rec["lm_id"]) == "lm")
                {
                        return ilObject::_lookupTitle($rec["lm_id"]);
                }
                return "";
        }
        
        function lookupModuleLmId($a_id)
        {
                global $ilDB;
                
                $set = $ilDB->query("SELECT lm_id FROM help_module ".
                        " WHERE id = ".$ilDB->quote($a_id, "integer")
                        );
                $rec  = $ilDB->fetchAssoc($set);
                return $rec["lm_id"];
        }
        
        function deleteModule($a_id)
        {
                global $ilDB, $ilSetting;
                
                // if this is the currently activated one, deactivate it first
                if ($a_id == (int) $ilSetting->get("help_module"))
                {
                        $ilSetting->set("help_module", "");
                }
                
                $set = $ilDB->query("SELECT * FROM help_module ".
                        " WHERE id = ".$ilDB->quote($a_id, "integer")
                        );
                $rec  = $ilDB->fetchAssoc($set);

                // delete learning module
                if (ilObject::_lookupType($rec["lm_id"]) == "lm")
                {
                        include_once("./Modules/LearningModule/classes/class.ilObjLearningModule.php");
                        $lm = new ilObjLearningModule($rec["lm_id"], false);
                        $lm->delete();
                }
                
                // delete mappings
                include_once("./Services/Help/classes/class.ilHelpMapping.php");
                ilHelpMapping::deleteEntriesOfModule($a_id);
                
                // delete tooltips
                include_once("./Services/Help/classes/class.ilHelp.php");
                ilHelp::deleteTooltipsOfModule($a_id);
                
                // delete help module record
                $ilDB->manipulate("DELETE FROM help_module WHERE ".
                        " id = ".$ilDB->quote($a_id, "integer"));
                
        }
        
}
?>