public function displayGridValue($row, Field $field)
{
// parse field name and get value after the dot
$fieldNameTab = explode('.', $field->getFieldName());
if (in_array($fieldNameTab[0], $this->rootAliases)) {
array_shift($fieldNameTab);
}
$value = $row;
while (count($fieldNameTab) > 0) {
$fieldName = array_shift($fieldNameTab);
// get parameter in the $row
$value = $value[$fieldName];
}
// $fieldName = array_shift($fieldNameTab);
// $value = $row[$fieldNameTab];
// real treatment
if (is_callable($field->getFormatValueCallback())) {
$callback = $field->getFormatValueCallback();
$reflection = new \ReflectionFunction($callback);
if ($reflection->getNumberOfParameters() == 1) {
$returnValue = $callback($value);
} elseif ($reflection->getNumberOfParameters() == 2) {
$returnValue = $callback($value, $row);
} else {
throw new DataGridException("Wrong number of parameters in the callback for field " . $field->getFieldName());
}
} elseif (is_scalar($value)) {
$returnValue = $value;
} elseif ($value instanceof \DateTime) {
$returnValue = $value->format("Y-m-d H:i:s");
} else {
$returnValue = $value;
}
// auto escape ?
if ($field->getAutoEscape()) {
$returnValue = htmlspecialchars($returnValue);
}
return $returnValue;
}
