URGENTE - componente de upload

    
     function salvar (){
     
          
         $row = & $this -> getTable(); 
         $dados = JRequest :: get ('post');
         
          //Retrieve file details from uploaded file, sent from upload form
$file = JRequest::getVar('file_upload', null, 'files', 'array');
 
//Import filesystem libraries. Perhaps not necessary, but does not hurt
jimport('joomla.filesystem.file');
 
//Clean up filename to get rid of strange characters like spaces etc
$filename = JFile::makeSafe($file['name']);
 
//Set up the source and destination of the file
$src = $file['tmp_name'];
$dest = JPATH_COMPONENT_SITE . DS . "uploads" . DS . "leis" .ds. $filename;
 
//First check if the file has the right extension, we need jpg only
if ( strtolower(JFile::getExt($filename) ) == 'pdf') {
   if ( JFile::upload($src, $dest) ) {
         if (!$row->bind($dados)) {
             $this -> SetError ($this -> _db -> getErrosMsg());
             return false;
         }
          if (!$row->check()) {
             $this -> SetError ($this -> _db -> getErrosMsg());
             return false;
         }
             if (!$row->store()) {
             $this -> SetError ($this -> _db -> getErrosMsg());
             return false;
         }
   } else {
      $this -> SetError ($this -> _db -> getErrosMsg());
             return false;
   }
} else {
   //Redirect and notify user file is not right extension
}