openoffice 文件转化为pdf

/*
 * 转换组件属性设置
 */
function OpenOfficeMakePropertyValue( $name, $value, $osm)
{
    $oStruct = $osm->Bridge_GetStruct("com.sun.star.beans.PropertyValue");
    $oStruct->Name = $name;
    $oStruct->Value = $value;
    return $oStruct;
}
/* pdf
 * $doc_url:原文件
 * $output_url:存储文件路径
 */
function OpenOfficeWordToPDF( $doc_url, $output_url )
{
    //Invoke the OpenOffice.org service manager
    $osm = new COM("com.sun.star.ServiceManager") or die ("Please be sure that OpenOffice.org is installed.\n");
    //Set the application to remain hidden to avoid flashing the document onscreen
    $args = array(OpenOfficeMakePropertyValue("Hidden",true,$osm));
    //Launch the desktop
    $oDesktop = $osm->createInstance("com.sun.star.frame.Desktop");

    //Load the .doc file, and pass in the "Hidden" property from above
    $oWriterDoc = $oDesktop->loadComponentFromURL($doc_url,"_blank", 0, $args);
    //Set up the arguments for the PDF output
    $export_args = array(
//        OpenOfficeMakePropertyValue("FilterName","HTML (StarWriter)",$osm) ,
        OpenOfficeMakePropertyValue("FilterName","writer_pdf_Export",$osm) ,
        OpenOfficeMakePropertyValue("Overwrite","true",$osm)
    );
    //Write out the HTML
    $oWriterDoc->storeToURL($output_url,$export_args);
    $oWriterDoc->close(true);
}

//当文件格式为doc、docx时 统一转化pdf
if($_GET['type']=='doc'||$_GET['type']=='docx'||$_GET['type']=='xlsx'||$_GET['type']=='xls'){
    $path='';
    $doc_url='';//原文件名称
    $output_url='';//存储路径名称
    $path=$_GET['path'];//文件绝对路径
    $doc_url='file:///'.$path;//原文件名称
    $nme=pathinfo($path)['filename'];//文件夹名称、文件名称
    $newname='upfiles/tmpview/'.$nme.'/'.$nme.'.pdf';
    $output_url='file:///.$newname;
    $doc_url=str_replace('\\','/',$doc_url);
    $output_url=str_replace('\\','/',$output_url);
    //判断是否已经生成
    if (file_exists($output_url)) {
        $tpl->assign("pdfurl",'../'.$newname);
    }else{
        OpenOfficeWordToPDF($doc_url,$output_url);
        if (file_exists($output_url)) {
            $tpl->assign("pdfurl",'../'.$newname);
        }
    }
}

解决 openoffice 关机后不可使用问题解决
电脑->控制面板->管理工具->组件服务->组件服务->计算机->我的电脑->DCOM配置位置下
OpenOffice Service Manager 服务 右键属性 点击标识 选择交互式用户 应用确认