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Added scope support to the Relation formwidget

This commit is contained in:
Priit Perna 2017-05-17 13:00:40 +03:00 committed by GitHub
parent 4d1bec860d
commit 8ee7d3f5ae
1 changed files with 11 additions and 0 deletions
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11
modules/backend/formwidgets/Relation.php
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@ -43,6 +43,11 @@ class Relation extends FormWidgetBase
*/
public $emptyOption;
/**
* @var string Use a custom scope method for the list query.
*/
public $scope;
//
// Object properties
//
@ -66,6 +71,7 @@ class Relation extends FormWidgetBase
'nameFrom',
'descriptionFrom',
'emptyOption',
'scope',
]);
if (isset($this->config->select)) {
@ -118,6 +124,10 @@ class Relation extends FormWidgetBase
$query->where($relationModel->getKeyName(), '<>', $model->getKey());
}
if ($scopeMethod = $this->scope) {
$query->$scopeMethod($model);
}
// Even though "no constraints" is applied, belongsToMany constrains the query
// by joining its pivot table. Remove all joins from the query.
$query->getQuery()->getQuery()->joins = [];
@ -139,6 +149,7 @@ class Relation extends FormWidgetBase
$result = $query->getQuery()->get();
}
// Some simpler relations can specify a custom local or foreign "other" key,
// which can be detected and implemented here automagically.
$primaryKeyName = in_array($relationType, ['hasMany', 'belongsTo', 'hasOne'])