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<?php |
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namespace Backpack\CRUD\app\Library\CrudPanel\Traits; |
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use Illuminate\Database\Eloquent\Relations\HasOneOrMany; |
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trait Update |
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{ |
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/* |
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|-------------------------------------------------------------------------- |
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| UPDATE |
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|-------------------------------------------------------------------------- |
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*/ |
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/** |
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* Update a row in the database. |
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* |
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* @param int $id The entity's id |
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* @param array $data All inputs to be updated. |
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* |
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* @return object |
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*/ |
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public function update($id, $data) |
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{ |
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$data = $this->decodeJsonCastedAttributes($data); |
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$data = $this->compactFakeFields($data); |
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$item = $this->model->findOrFail($id); |
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$this->createRelations($item, $data); |
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// omit the n-n relationships when updating the eloquent item |
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$nn_relationships = array_pluck($this->getRelationFieldsWithPivot(), 'name'); |
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$data = array_except($data, $nn_relationships); |
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$updated = $item->update($data); |
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return $item; |
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} |
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/** |
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* Get all fields needed for the EDIT ENTRY form. |
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* |
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* @param int $id The id of the entry that is being edited. |
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* |
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* @return array The fields with attributes, fake attributes and values. |
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*/ |
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public function getUpdateFields($id = false) |
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{ |
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$fields = $this->fields(); |
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$entry = ($id != false) ? $this->getEntry($id) : $this->getCurrentEntry(); |
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foreach ($fields as &$field) { |
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// set the value |
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if (! isset($field['value'])) { |
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if (isset($field['subfields'])) { |
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$field['value'] = []; |
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foreach ($field['subfields'] as $subfield) { |
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$field['value'][] = $entry->{$subfield['name']}; |
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} |
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// handle fake fields |
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} elseif (! empty($field['fake'])) { |
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// determine the stored-in attribute |
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$fakeStoredInAttribute = $field['store_in'] ?? 'extras'; |
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// check if the fake stored-in attribute exists |
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if (! empty($entry->{$fakeStoredInAttribute})) { |
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$fakeStoredInArray = $entry->{$fakeStoredInAttribute}; |
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// check if it's a string, decode it |
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// otherwise, it should be an array |
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if (is_string($fakeStoredInArray)) { |
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// decode it |
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$fakeStoredInArray = json_decode($fakeStoredInArray, true); |
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} |
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+ if (! empty($fakeStoredInArray) && is_array($fakeStoredInArray) && isset($fakeStoredInArray[$field['name']])) { |
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$field['value'] = $fakeStoredInArray[$field['name']]; |
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} |
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} |
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} else { |
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$field['value'] = $this->getModelAttributeValue($entry, $field); |
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} |
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} |
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} |
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// always have a hidden input for the entry id |
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if (! array_key_exists('id', $fields)) { |
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$fields['id'] = [ |
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'name' => $entry->getKeyName(), |
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'value' => $entry->getKey(), |
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'type' => 'hidden', |
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]; |
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} |
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return $fields; |
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} |
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/** |
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* Get the value of the 'name' attribute from the declared relation model in the given field. |
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* |
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* @param \Illuminate\Database\Eloquent\Model $model The current CRUD model. |
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* @param array $field The CRUD field array. |
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* |
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* @return mixed The value of the 'name' attribute from the relation model. |
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*/ |
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private function getModelAttributeValue($model, $field) |
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{ |
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if (isset($field['entity'])) { |
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$relationArray = explode('.', $field['entity']); |
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$relatedModel = array_reduce(array_splice($relationArray, 0, -1), function ($obj, $method) { |
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return $obj->{$method} ? $obj->{$method} : $obj; |
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}, $model); |
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$relationMethod = end($relationArray); |
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if ($relatedModel->{$relationMethod} && $relatedModel->{$relationMethod}() instanceof HasOneOrMany) { |
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return $relatedModel->{$relationMethod}->{$field['name']}; |
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} else { |
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return $relatedModel->{$field['name']}; |
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} |
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} |
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if (is_string($field['name'])) { |
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return $model->{$field['name']}; |
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} |
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if (is_array($field['name'])) { |
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$result = []; |
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foreach ($field['name'] as $key => $value) { |
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$result = $model->{$value}; |
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} |
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return $result; |
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} |
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} |
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} |
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Laravel-Backpack /
CRUD
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