class.ilContObjectManifestBuilder.php

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<?php
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */
 
require_once("./Modules/LearningModule/classes/class.ilObjContentObject.php");
 
class ilContObjectManifestBuilder
{
        var $db;                        // database object
        var $ilias;                     // ilias object
        var $cont_obj;          // content object (learning module | digilib book)
        var $inst_id;           // installation id
 
        function ilContObjectManifestBuilder(&$a_cont_obj)
        {
                global $ilDB, $ilias;
 
                $this->cont_obj =& $a_cont_obj;
 
                $this->ilias =& $ilias;
                $this->db =& $ilDB;
 
                $this->inst_id = IL_INST_ID;
 
        }
 
        function buildManifest()
        {
                require_once("./Services/Xml/classes/class.ilXmlWriter.php");
 
                $this->writer = new ilXmlWriter;
 
                // set xml header
                $this->writer->xmlHeader();
 
                // manifest start tag
                $attrs = array();
                $attrs["identifier"] = "il_".IL_INST_ID."_"."man".
                        "_".$this->cont_obj->getId();
                $attrs["version"] = "";
                $attrs["xmlns:xsi"] = "http://www.w3.org/2001/XMLSchema-instance";
                $attrs["xsi:schemaLocation"] = "http://www.imsproject.org/xsd/imscp_rootv1p1p2".
                        " imscp_rootv1p1p2.xsd".
                        " http://www.imsglobal.org/xsd/imsmd_rootv1p2p1".
                        " imsmd_rootv1p2p1.xsd".
                        " http://www.adlnet.org/xsd/adlcp_rootv1p2".
                        " adlcp_rootv1p2.xsd";
                $attrs["xmlns:imsmd"] = "http://www.imsproject.org/xsd/imsmd_rootv1p2p1";
                $attrs["xmlns:adlcp"] = "http://www.adlnet.org/xsd/adlcp_rootv1p2";
                $attrs["xmlns"] = "http://www.imsproject.org/xsd/imscp_rootv1p1p2";
                $this->writer->xmlStartTag("manifest", $attrs);
 
                // organizations start tag
                $attrs = array();
                $this->writer->xmlStartTag("organizations", $attrs);
 
                // organization start tag
                $attrs = array();
                $attrs["identifier"] =  "il_".IL_INST_ID."_".$this->cont_obj->getType().
                        "_".$this->cont_obj->getId();
                $attrs["structure"] = "hierarchical"; 
                $this->writer->xmlStartTag("organization", $attrs);
                
                // title element
                $attrs = array();
                $this->writer->xmlElement("title", $attrs, $this->cont_obj->getTitle());
                
                // write item hierarchy
                $this->writeItemHierarchy();
 
                // organization end tag
                $this->writer->xmlEndTag("organization");
                
                // organizations end tag
                $this->writer->xmlEndTag("organizations");
                
                // resources start tag
                $attrs = array();
                $this->writer->xmlStartTag("resources", $attrs);
                
                // write resources
                $this->writeResources();
 
                // resources end tag
                $this->writer->xmlEndTag("resources");
                
                // manifest end tag
                $this->writer->xmlEndTag("manifest");
                
                // write manifest file
                //$this->xml->xmlDumpFile($this->export_dir."/".$this->subdir."/".$this->filename
                //      , false);
                        
                // destroy writer object
                $this->writer->_XmlWriter;
        }
        
        function dump($a_target_dir)
        {
                $this->writer->xmlDumpFile($a_target_dir."/imsmanifest.xml", false);
        }
        
        function writeItemHierarchy()
        {
                // start item
                $attrs = array();
                $attrs["identifier"] = "INDEX";
                $attrs["identifierref"] = "RINDEX";
                $this->writer->xmlStartTag("item", $attrs);
                
                // title element
                $attrs = array();
                $this->writer->xmlElement("title", $attrs, $this->cont_obj->getTitle());
                
                // end item
                $this->writer->xmlEndTag("item");
        }
        
        
        function writeResources()
        {
                $attrs = array();
                $attrs["identifier"] = "RINDEX";
                $attrs["type"] = "webcontent";
                $attrs["adlcp:scormtype"] = "asset";
                $attrs["href"] = "res/index.html";
                $this->writer->xmlElement("resource", $attrs, "");
        }
 
}
 
?>