Utilize o script abaixo e funciona normalmente em versões anteriores do PHPExcel:
//verifica la extension ( xls o xlsx )
$fileExtension = explode('.',$this->importacion_ul_name);
if(end($fileExtension)=='xlsx' || end($fileExtension)=='xls'){
$inputFileName = $_SERVER["DOCUMENT_ROOT"].$_SESSION['scriptcase'][$this->Ini->nm_cod_apl]['glo_nm_path_imag_temp'].'/'.$this->importacion_ul_name;
try {
$inputFileType = PHPExcel_IOFactory::identify($inputFileName);
$objReader = PHPExcel_IOFactory::createReader($inputFileType);
$objPHPExcel = $objReader->load($inputFileName);
} catch (Exception $e) {
die('Error loading file "' . pathinfo($inputFileName, PATHINFO_BASENAME). '": ' . $e->getMessage());
}
// Get worksheet dimensions
$sheet = $objPHPExcel->getSheet(0);
$highestRow = $sheet->getHighestRow();
$highestColumn = $sheet->getHighestColumn();
$colum = array();
// Loop through each row of the worksheet in turn
for ($row = 1; $row <= $highestRow; $row++) {
$values = array();
// Read a row of data into an array
$rowData = $sheet->rangeToArray('A' . $row . ':' . $highestColumn . $row,NULL, TRUE, FALSE);
$lastIndex = count($rowData[0]).'<br>';
$sql="";
foreach($rowData[0] as $k=>$v){
if($k+1==1){
if(isset($v)){
$sql = "SELECT COUNT(*) FROM articulos_copy WHERE codigo = $v";
sc_lookup(rs,$sql);
$codigo = $v;
}
}
if($codigo!=""){
if($row==1){
//echo "Column: Row: ".$row."- Col: ".($k+1)." = ".$v."<br />";
$colum[$k+1] = $v;
}else{
if({rs[0][0]}==0){
//insert
if($k+1==6){
$values[$k+1] = "'".date("Ymd", PHPExcel_Shared_Date::ExcelToPHP($v))."'";
}else{
$values[$k+1] = "'".$v."'";
}
$update = 1;
$stm = "INSERT INTO Tabla ";
}else{
$sql2 = "SELECT fecha_modificacion FROM articulos_copy WHERE codigo = '$codigo'";
sc_lookup(rs2,$sql2);
$dias = sc_date_dif(date('Ymd'),"aaaammdd",{rs2[0][0]}, "aaaa-mm-dd");
if($dias>0){
//update
$update = 0;
$stm = "UPDATE Tabla SET ";
if($k+1==6){
$values[$k+1] = $colum[$k+1]." = '".date("Ymd", PHPExcel_Shared_Date::ExcelToPHP($v))."'";
}else{
$values[$k+1] = $colum[$k+1]." = '".$v."'";
}
}
}
}
}
}
if($row!=1){
if($codigo!=""){
echo $sql;
echo "<br>";
if(isset($sql2)){ echo $sql2; echo "<br>"; }
if($update==1){
//insert
echo "$stm (".implode(',',$colum).") VALUES (".implode(',',$values).")";
}else{
//update
echo "$stm ".implode(',',$values). " WHERE codigo = '".$codigo."'";
}
echo "<br>";
}
}
unset($values);
$codigo="";
}
}else{
sc_error_message("Archivo no soportado. Utilice un archivo xls o xlsx");
}