php 上传文件转换 pdf

uf123

　　为了实现这个功能在网上已经找了好几天了- -
　　记下来备忘！
　　这是基本代码，不过还要装上openoffice才行。
　　‍<?php
set_time_limit(0);  
function MakePropertyValue($name,$value,$osm){  
$oStruct = $osm->Bridge_GetStruct  
("com.sun.star.beans.PropertyValue");  
$oStruct->Name = $name;  
$oStruct->Value = $value;  
return $oStruct;  
}  
function word2pdf($doc_url, $output_url){  
$osm = new COM("com.sun.star.ServiceManager") or die ("Please be sure that OpenOffice.org is installed.\n");  
$args = array(MakePropertyValue("Hidden",true,$osm));  
$oDesktop = $osm->createInstance("com.sun.star.frame.Desktop");  
$oWriterDoc = $oDesktop->loadComponentFromURL  
($doc_url,"_blank", 0, $args);  
$export_args = array(MakePropertyValue  
("FilterName","writer_pdf_Export",$osm));  
$oWriterDoc->storeToURL($output_url,$export_args);  
$oWriterDoc->close(true);  
}  
$output_dir = "e:/word_pdf/";  
$doc_file = "D:/Program Files/EasyPHP-5.3.3.1/www/mundi.ppt";  
$pdf_file = "3.pdf";  
$output_file = $output_dir . $pdf_file;
echo $doc_file;
$doc_file = "file:///" . $doc_file;  
$output_file = "file:///" . $output_file;  
word2pdf($doc_file,$output_file);  
?>