FIX Respect explicit casting before casting arrays (#11271)

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Guy Sartorelli 2024-06-11 16:49:27 +12:00 committed by GitHub
parent e7d05aa524
commit b53cda8de0
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GPG Key ID: B5690EEEBB952194
8 changed files with 66 additions and 20 deletions

View File

@ -521,13 +521,13 @@ class Form extends ViewableData implements HasRequestHandler
return $this;
}
public function castingHelper($field)
public function castingHelper($field, bool $useFallback = true)
{
// Override casting for field message
if (strcasecmp($field ?? '', 'Message') === 0 && ($helper = $this->getMessageCastingHelper())) {
return $helper;
}
return parent::castingHelper($field);
return parent::castingHelper($field, $useFallback);
}
/**

View File

@ -790,13 +790,13 @@ class FormField extends RequestHandler
return $form->getSecurityToken()->isEnabled();
}
public function castingHelper($field)
public function castingHelper($field, bool $useFallback = true)
{
// Override casting for field message
if (strcasecmp($field ?? '', 'Message') === 0 && ($helper = $this->getMessageCastingHelper())) {
return $helper;
}
return parent::castingHelper($field);
return parent::castingHelper($field, $useFallback);
}
/**

View File

@ -56,7 +56,7 @@ class ReadonlyField extends FormField
return 'readonly';
}
public function castingHelper($field)
public function castingHelper($field, bool $useFallback = true)
{
// Get dynamic cast for 'Value' field
if (strcasecmp($field ?? '', 'Value') === 0) {
@ -64,7 +64,7 @@ class ReadonlyField extends FormField
}
// Fall back to default casting
return parent::castingHelper($field);
return parent::castingHelper($field, $useFallback);
}
public function getSchemaStateDefaults()

View File

@ -3015,7 +3015,7 @@ class DataObject extends ViewableData implements DataObjectInterface, i18nEntity
/**
* {@inheritdoc}
*/
public function castingHelper($field)
public function castingHelper($field, bool $useFallback = true)
{
$fieldSpec = static::getSchema()->fieldSpec(static::class, $field);
if ($fieldSpec) {
@ -3033,7 +3033,7 @@ class DataObject extends ViewableData implements DataObjectInterface, i18nEntity
}
}
return parent::castingHelper($field);
return parent::castingHelper($field, $useFallback);
}
/**

View File

@ -319,14 +319,14 @@ abstract class DBComposite extends DBField
return $fieldObject;
}
public function castingHelper($field)
public function castingHelper($field, bool $useFallback = true)
{
$fields = $this->compositeDatabaseFields();
if (isset($fields[$field])) {
return $fields[$field];
}
return parent::castingHelper($field);
return parent::castingHelper($field, $useFallback);
}
public function getIndexSpecs()

View File

@ -385,10 +385,11 @@ class ViewableData implements IteratorAggregate
* for a field on this object. This helper will be a subclass of DBField.
*
* @param string $field
* @return string Casting helper As a constructor pattern, and may include arguments.
* @param bool $useFallback If true, fall back on the default casting helper if there isn't an explicit one.
* @return string|null Casting helper As a constructor pattern, and may include arguments.
* @throws Exception
*/
public function castingHelper($field)
public function castingHelper($field, bool $useFallback = true)
{
// Get casting if it has been configured.
// DB fields and PHP methods are all case insensitive so we normalise casing before checking.
@ -399,20 +400,41 @@ class ViewableData implements IteratorAggregate
}
// If no specific cast is declared, fall back to failover.
// Note that if there is a failover, the default_cast will always
// be drawn from this object instead of the top level object.
$failover = $this->getFailover();
if ($failover) {
$cast = $failover->castingHelper($field);
$cast = $failover->castingHelper($field, $useFallback);
if ($cast) {
return $cast;
}
}
// Fall back to default_cast
if ($useFallback) {
return $this->defaultCastingHelper($field);
}
return null;
}
/**
* Return the default "casting helper" for use when no explicit casting helper is defined.
* This helper will be a subclass of DBField. See castingHelper()
*/
protected function defaultCastingHelper(string $field): string
{
// If there is a failover, the default_cast will always
// be drawn from this object instead of the top level object.
$failover = $this->getFailover();
if ($failover) {
$cast = $failover->defaultCastingHelper($field);
if ($cast) {
return $cast;
}
}
// Fall back to raw default_cast
$default = $this->config()->get('default_cast');
if (empty($default)) {
throw new Exception("No default_cast");
throw new Exception('No default_cast');
}
return $default;
}
@ -559,15 +581,25 @@ class ViewableData implements IteratorAggregate
$value = $this->$fieldName;
}
// Try to cast object if we have an explicit cast set
if (!is_object($value)) {
$castingHelper = $this->castingHelper($fieldName, false);
if ($castingHelper !== null) {
$valueObject = Injector::inst()->create($castingHelper, $fieldName);
$valueObject->setValue($value, $this);
$value = $valueObject;
}
}
// Wrap list arrays in ViewableData so templates can handle them
if (is_array($value) && array_is_list($value)) {
$value = ArrayList::create($value);
}
// Cast object
// Fallback on default casting
if (!is_object($value)) {
// Force cast
$castingHelper = $this->castingHelper($fieldName);
$castingHelper = $this->defaultCastingHelper($fieldName);
$valueObject = Injector::inst()->create($castingHelper, $fieldName);
$valueObject->setValue($value, $this);
$value = $valueObject;

View File

@ -6,6 +6,7 @@ use ReflectionMethod;
use SilverStripe\ORM\FieldType\DBField;
use SilverStripe\Dev\SapphireTest;
use SilverStripe\ORM\ArrayList;
use SilverStripe\ORM\FieldType\DBText;
use SilverStripe\View\ArrayData;
use SilverStripe\View\SSViewer;
use SilverStripe\View\Tests\ViewableDataTest\ViewableDataTestExtension;
@ -59,6 +60,9 @@ class ViewableDataTest extends SapphireTest
$this->assertInstanceOf(ViewableDataTest\RequiresCasting::class, $caster->obj('alwaysCasted'));
$this->assertInstanceOf(ViewableDataTest\Caster::class, $caster->obj('noCastingInformation'));
$this->assertInstanceOf(DBText::class, $caster->obj('arrayOne'));
$this->assertInstanceOf(ArrayList::class, $caster->obj('arrayTwo'));
}
public function testFailoverRequiresCasting()

View File

@ -7,13 +7,13 @@ use SilverStripe\View\ViewableData;
class Castable extends ViewableData implements TestOnly
{
private static $default_cast = Caster::class;
private static $casting = [
'alwaysCasted' => RequiresCasting::class,
'castedUnsafeXML' => UnescapedCaster::class,
'test' => 'Text',
'arrayOne' => 'Text',
];
public $test = 'test';
@ -25,6 +25,16 @@ class Castable extends ViewableData implements TestOnly
return 'alwaysCasted';
}
public function arrayOne()
{
return ['value1', 'value2'];
}
public function arrayTwo()
{
return ['value1', 'value2'];
}
public function noCastingInformation()
{
return 'noCastingInformation';