function project_get_by_id($id_prj)
{
    $result = sql_do('SELECT id_prj,name_prj,url_prj,desc_prj,screenshot,shortname,date_prj,valid_prj,default_branch FROM projects WHERE id_prj=\'' . int($id_prj) . '\'');
    if ($result->numRows() != 1) {
        return 0;
    }
    $row = $result->fetchRow();
    $prj = new Project();
    $prj->set_id_prj($row[0]);
    $prj->set_name_prj($row[1]);
    $prj->set_url_prj($row[2]);
    $prj->set_desc_prj($row[3]);
    $prj->set_screenshot($row[4]);
    $prj->set_shortname($row[5]);
    $prj->set_date_prj($row[6]);
    $prj->set_valid_prj($row[7]);
    $prj->set_default_branch($row[8]);
    // FIXME:
    $prj->set_owner(-1);
    return $prj;
}