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<?php |
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namespace Backpack\CRUD\app\Library\CrudPanel\Traits; |
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use Illuminate\Support\Arr; |
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use Illuminate\Support\Str; |
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trait FieldsProtectedMethods |
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{ |
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/** |
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* If field has entity we want to get the relation type from it. |
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* |
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* @param array $field |
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* @return array |
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*/ |
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public function makeSureFieldHasRelationType($field) |
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{ |
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$field['relation_type'] = $field['relation_type'] ?? $this->inferRelationTypeFromRelationship($field); |
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return $field; |
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} |
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/** |
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* If field has entity we want to make sure it also has a model for that relation. |
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* |
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* @param array $field |
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* @return array |
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*/ |
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public function makeSureFieldHasModel($field) |
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{ |
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$field['model'] = $field['model'] ?? $this->inferFieldModelFromRelationship($field); |
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return $field; |
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} |
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/** |
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* Based on relation type we can guess if pivot is set. |
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* |
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* @param array $field |
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* @return array |
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*/ |
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public function makeSureFieldHasPivot($field) |
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{ |
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$field['pivot'] = $field['pivot'] ?? $this->guessIfFieldHasPivotFromRelationType($field['relation_type']); |
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return $field; |
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} |
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/** |
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* Based on relation type we can try to guess if it is a multiple field. |
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* |
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* @param array $field |
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* @return array |
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*/ |
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public function makeSureFieldHasMultiple($field) |
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{ |
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if (isset($field['relation_type'])) { |
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$field['multiple'] = $field['multiple'] ?? $this->guessIfFieldHasMultipleFromRelationType($field['relation_type']); |
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} |
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return $field; |
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} |
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/** |
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* In case field name is dot notation we want to convert it to a valid HTML array field name for validation purposes. |
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* |
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* @param array $field |
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* @return array |
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*/ |
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public function overwriteFieldNameFromDotNotationToArray($field) |
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{ |
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if (! is_array($field['name']) && strpos($field['name'], '.') !== false) { |
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$entity_array = explode('.', $field['name']); |
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$name_string = ''; |
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foreach ($entity_array as $key => $array_entity) { |
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$name_string .= ($key == 0) ? $array_entity : '['.$array_entity.']'; |
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} |
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$field['name'] = $name_string; |
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} |
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return $field; |
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} |
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/** |
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* If the field_definition_array array is a string, it means the programmer was lazy |
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* and has only passed the name of the field. Turn that into a proper array. |
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* |
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* @param string|array $field The field definition array (or string). |
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* @return array |
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*/ |
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protected function makeSureFieldHasName($field) |
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{ |
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if (is_string($field)) { |
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return ['name' => $field]; |
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} |
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if (is_array($field) && ! isset($field['name'])) { |
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abort(500, 'All fields must have their name defined'); |
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} |
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return $field; |
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} |
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/** |
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* If entity is not present, but it looks like the field SHOULD be a relationship field, |
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* try to determine the method on the model that defines the relationship, and pass it to |
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* the field as 'entity'. |
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* |
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* @param [type] $field [description] |
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* @return [type] [description] |
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*/ |
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protected function makeSureFieldHasEntity($field) |
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{ |
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if (isset($field['entity'])) { |
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return $field; |
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} |
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// if the name is an array it's definitely not a relationship |
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if (is_array($field['name'])) { |
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return $field; |
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} |
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//if the name is dot notation we are sure it's a relationship |
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if (strpos($field['name'], '.') !== false) { |
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$field['entity'] = $field['name']; |
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return $field; |
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} |
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// if there's a method on the model with this name |
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if (method_exists($this->model, $field['name'])) { |
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$field['entity'] = $field['name']; |
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return $field; |
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} |
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// if the name ends with _id and that method exists, |
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// we can probably use it as an entity |
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if (Str::endsWith($field['name'], '_id')) { |
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$possibleMethodName = Str::replaceLast('_id', '', $field['name']); |
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if (method_exists($this->model, $possibleMethodName)) { |
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$field['entity'] = $possibleMethodName; |
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return $field; |
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} |
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} |
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return $field; |
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} |
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protected function overwriteFieldNameFromEntity($field) |
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{ |
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// if the entity doesn't have a dot, it means we don't need to overwrite the name |
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if (! Str::contains($field['entity'], '.')) { |
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return $field; |
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} |
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// only 1-1 relationships are supported, if it's anything else, abort |
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if ($field['relation_type'] != 'HasOne') { |
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return $field; |
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} |
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if (count(explode('.', $field['entity'])) == count(explode('.', $this->getOnlyRelationEntity($field)))) { |
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$field['name'] = implode('.', array_slice(explode('.', $field['entity']), 0, -1)); |
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$relation = $this->getRelationInstance($field); |
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if (! empty($field['name'])) { |
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$field['name'] .= '.'; |
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} |
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$field['name'] .= $relation->getForeignKeyName(); |
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} |
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return $field; |
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} |
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protected function makeSureFieldHasAttribute($field) |
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{ |
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// if there's a model defined, but no attribute |
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// guess an attribute using the identifiableAttribute functionality in CrudTrait |
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if (isset($field['model']) && ! isset($field['attribute']) && method_exists($field['model'], 'identifiableAttribute')) { |
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$field['attribute'] = call_user_func([(new $field['model']), 'identifiableAttribute']); |
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} |
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return $field; |
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} |
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/** |
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* Set the label of a field, if it's missing, by capitalizing the name and replacing |
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* underscores with spaces. |
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* |
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* @param array $field Field definition array. |
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* @return array Field definition array that contains label too. |
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*/ |
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protected function makeSureFieldHasLabel($field) |
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{ |
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if (! isset($field['label'])) { |
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$name = is_array($field['name']) ? $field['name'][0] : $field['name']; |
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$name = str_replace('_id', '', $name); |
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$field['label'] = mb_ucfirst(str_replace('_', ' ', $name)); |
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} |
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return $field; |
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} |
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/** |
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* Set the type of a field, if it's missing, by inferring it from the |
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* db column type. |
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* |
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* @param array $field Field definition array. |
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* @return array Field definition array that contains type too. |
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*/ |
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protected function makeSureFieldHasType($field) |
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{ |
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if (! isset($field['type'])) { |
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$field['type'] = isset($field['relation_type']) ? $this->inferFieldTypeFromFieldRelation($field) : $this->inferFieldTypeFromDbColumnType($field['name']); |
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} |
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return $field; |
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} |
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/** |
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* Enable the tabs functionality, if a field has a tab defined. |
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* |
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* @param array $field Field definition array. |
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* @return void |
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*/ |
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protected function enableTabsIfFieldUsesThem($field) |
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{ |
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// if a tab was mentioned, we should enable it |
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if (isset($field['tab'])) { |
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if (! $this->tabsEnabled()) { |
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$this->enableTabs(); |
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} |
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} |
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} |
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/** |
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* Add a field to the current operation, using the Settings API. |
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* |
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* @param array $field Field definition array. |
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*/ |
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protected function addFieldToOperationSettings($field) |
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{ |
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$fieldKey = $this->getFieldKey($field); |
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$allFields = $this->getOperationSetting('fields'); |
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$allFields = Arr::add($this->fields(), $fieldKey, $field); |
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$this->setOperationSetting('fields', $allFields); |
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} |
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/** |
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* Get the string that should be used as an array key, for the attributive array |
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* where the fields are stored for the current operation. |
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* |
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* The array key for the field should be: |
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* - name (if the name is a string) |
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* - name1_name2_name3 (if the name is an array) |
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* |
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* @param array $field Field definition array. |
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* @return string The string that should be used as array key. |
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*/ |
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protected function getFieldKey($field) |
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{ |
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if (is_array($field['name'])) { |
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return implode('_', $field['name']); |
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} |
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return $field['name']; |
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} |
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/** |
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* Handle repeatable fields conversion to json and mutates the needed attributes. |
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* |
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* @param array $data the form data |
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* @return array $data the form data with parsed repeatable inputs to be stored |
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*/ |
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protected function handleRepeatableFieldsToJsonColumn($data) |
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{ |
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$repeatable_fields = array_filter($this->fields(), function ($field) { |
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return $field['type'] === 'repeatable'; |
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}); |
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if (empty($repeatable_fields)) { |
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return $data; |
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} |
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$repeatable_data_fields = collect($data)->filter(function ($value, $key) use ($repeatable_fields, &$data) { |
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if (in_array($key, array_column($repeatable_fields, 'name'))) { |
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if (! is_string($value)) { |
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return true; |
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} else { |
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unset($data[$key]); |
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return false; |
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} |
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} |
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})->toArray(); |
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// cicle all the repeatable fields |
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foreach ($repeatable_fields as $repeatable_name => $repeatable_field) { |
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$deleted_elements = json_decode(request()->input($repeatable_name.'_deleted_elements') ?? null, true); |
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$changed_elements = json_decode(request()->input($repeatable_name.'_changed_elements') ?? null, true); |
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if (isset($repeatable_field['onDelete']) && is_callable($repeatable_field['onDelete']) && ! empty($deleted_elements)) { |
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$repeatable_field['onDelete']($deleted_elements, $changed_elements); |
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} |
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// check if any of the repeatable fields have a onCreate mutator and run it! |
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foreach ($repeatable_field['fields'] as $key => $repeatable_subfield) { |
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if (isset($repeatable_data_fields[$repeatable_name])) { |
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if (isset($repeatable_subfield['onCreate']) && is_callable($repeatable_subfield['onCreate'])) { |
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foreach ($repeatable_data_fields[$repeatable_name] as $field_key => $field_value) { |
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$repeatable_data_fields[$repeatable_name][$field_key][$repeatable_subfield['name']] = $repeatable_subfield['onCreate']($field_value[$repeatable_subfield['name']], $changed_elements, $deleted_elements); |
|
317
|
|
|
} |
|
318
|
|
|
} |
|
319
|
|
|
} |
|
320
|
|
|
} |
|
321
|
|
|
|
|
322
|
|
|
// set the properly json encoded string to be stored in database |
|
323
|
|
|
$data[$repeatable_name] = json_encode($repeatable_data_fields[$repeatable_name] ?? []); |
|
324
|
|
|
} |
|
325
|
|
|
|
|
326
|
|
|
return $data; |
|
327
|
|
|
} |
|
328
|
|
|
} |
|
329
|
|
|
|
Laravel-Backpack /
CRUD
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