/**
* Casts a field to a string which is safe to insert into HTML
*
* @param GridField $gridField GridField to cast value for
* @param string $fieldName Field name to cast value for
* @param string $value Value to cast
*
* @return string
*
* @author Sebastian Diel <*****@*****.**>
* @since 26.03.2013
*/
protected function castValue($gridField, $fieldName, $value)
{
// If a fieldCasting is specified, we assume the result is safe
if (array_key_exists($fieldName, $this->fieldCasting)) {
$value = $gridField->getCastedValue($value, $this->fieldCasting[$fieldName]);
} else {
if (is_object($value)) {
// If the value is an object, we do one of two things
if (method_exists($value, 'Nice')) {
// If it has a "Nice" method, call that & make sure the result is safe
$value = Convert::raw2xml($value->Nice());
} else {
// Otherwise call forTemplate - the result of this should already be safe
$value = $value->forTemplate();
}
} elseif (!$this->isHtmlAllowedFor($fieldName, $gridField)) {
// Otherwise, just treat as a text string & make sure the result is safe
$value = Convert::raw2xml($value);
}
}
return $value;
}
/**
* @covers GridField::getCastedValue
*/
public function testGetCastedValueObject()
{
$obj = new GridField('testfield', 'testfield');
$value = $obj->getCastedValue('This is a sentance. This ia another.', 'Date');
$this->assertEquals(null, $value);
}
/**
*
* @param GridField $gridField
* @param string $fieldName
* @param string $value
* @return string
*/
protected function castValue($gridField, $fieldName, $value)
{
if (array_key_exists($fieldName, $this->fieldCasting)) {
return $gridField->getCastedValue($value, $this->fieldCasting[$fieldName]);
} elseif (is_object($value) && method_exists($value, 'Nice')) {
return $value->Nice();
}
return $value;
}
