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BUGFIX Versioned_Version->relField() so fields can be used in GridField etc

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Copied from DataObject, since we can't use the $fallback opion in this case
(will try to retrieve from wrong class)
This commit is contained in:
Ingo Schommer 2013-01-14 01:37:12 +01:00
parent 703c10aa0e
commit f7cd316d1f
1 changed files with 28 additions and 0 deletions
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28
model/Versioned.php
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@ -1210,4 +1210,32 @@ class Versioned_Version extends ViewableData {
public function Published() {
return !empty( $this->record['WasPublished'] );
}
/**
* Copied from DataObject to allow access via dot notation.
*/
public function relField($fieldName) {
$component = $this;
if(strpos($fieldName, '.') !== false) {
$parts = explode('.', $fieldName);
$fieldName = array_pop($parts);
// Traverse dot syntax
foreach($parts as $relation) {
if($component instanceof SS_List) {
if(method_exists($component,$relation)) $component = $component->$relation();
else $component = $component->relation($relation);
} else {
$component = $component->$relation();
}
}
}
// Unlike has-one's, these "relations" can return false
if($component) {
if ($component->hasMethod($fieldName)) return $component->$fieldName();
return $component->$fieldName;
}
}
}