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<?php
namespace Illuminate\Database\Eloquent;
class SoftDeletingScope implements Scope
{
/**
* All of the extensions to be added to the builder.
*
* @var array
*/
protected $extensions = ['ForceDelete', 'Restore', 'WithTrashed', 'WithoutTrashed', 'OnlyTrashed'];
/**
* Apply the scope to a given Eloquent query builder.
*
* @param \Illuminate\Database\Eloquent\Builder $builder
* @param \Illuminate\Database\Eloquent\Model $model
* @return void
*/
public function apply(Builder $builder, Model $model)
{
$builder->whereNull($model->getQualifiedDeletedAtColumn());
}
/**
* Extend the query builder with the needed functions.
*
* @param \Illuminate\Database\Eloquent\Builder $builder
* @return void
*/
public function extend(Builder $builder)
{
foreach ($this->extensions as $extension) {
$this->{"add{$extension}"}($builder);
}
$builder->onDelete(function (Builder $builder) {
$column = $this->getDeletedAtColumn($builder);
return $builder->update([
$column => $builder->getModel()->freshTimestampString(),
]);
});
}
/**
* Get the "deleted at" column for the builder.
*
* @param \Illuminate\Database\Eloquent\Builder $builder
* @return string
*/
protected function getDeletedAtColumn(Builder $builder)
{
if (count($builder->getQuery()->joins) > 0) {
return $builder->getModel()->getQualifiedDeletedAtColumn();
}
return $builder->getModel()->getDeletedAtColumn();
}
/**
* Add the force delete extension to the builder.
*
* @param \Illuminate\Database\Eloquent\Builder $builder
* @return void
*/
protected function addForceDelete(Builder $builder)
{
$builder->macro('forceDelete', function (Builder $builder) {
return $builder->getQuery()->delete();
});
}
/**
* Add the restore extension to the builder.
*
* @param \Illuminate\Database\Eloquent\Builder $builder
* @return void
*/
protected function addRestore(Builder $builder)
{
$builder->macro('restore', function (Builder $builder) {
$builder->withTrashed();
return $builder->update([$builder->getModel()->getDeletedAtColumn() => null]);
});
}
/**
* Add the with-trashed extension to the builder.
*
* @param \Illuminate\Database\Eloquent\Builder $builder
* @return void
*/
protected function addWithTrashed(Builder $builder)
{
$builder->macro('withTrashed', function (Builder $builder) {
return $builder->withoutGlobalScope($this);
});
}
/**
* Add the without-trashed extension to the builder.
*
* @param \Illuminate\Database\Eloquent\Builder $builder
* @return void
*/
protected function addWithoutTrashed(Builder $builder)
{
$builder->macro('withoutTrashed', function (Builder $builder) {
$model = $builder->getModel();
$builder->withoutGlobalScope($this)->whereNull(
$model->getQualifiedDeletedAtColumn()
);
return $builder;
});
}
/**
* Add the only-trashed extension to the builder.
*
* @param \Illuminate\Database\Eloquent\Builder $builder
* @return void
*/
protected function addOnlyTrashed(Builder $builder)
{
$builder->macro('onlyTrashed', function (Builder $builder) {
$model = $builder->getModel();
$builder->withoutGlobalScope($this)->whereNotNull(
$model->getQualifiedDeletedAtColumn()
);
return $builder;
});
}
}
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