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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 ColumnsProtectedMethods |
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{ |
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/** |
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* Add a column to the current operation, using the Setting API. |
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* |
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* @param array $column Column definition array. |
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*/ |
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protected function addColumnToOperationSettings($column) |
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{ |
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$allColumns = $this->columns(); |
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$allColumns = Arr::add($allColumns, $column['key'], $column); |
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$this->setOperationSetting('columns', $allColumns); |
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} |
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/** |
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* If a column priority has not been defined, provide a default one. |
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* |
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* @param array $column Column definition array. |
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* @return array Proper array defining the column. |
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*/ |
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protected function makeSureColumnHasPriority($column) |
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{ |
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$columns_count = $this->countColumnsWithoutActions(); |
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$assumed_priority = $columns_count ? $columns_count : 0; |
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$column['priority'] = $column['priority'] ?? $assumed_priority; |
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return $column; |
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} |
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/** |
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* If the field definition array is actually a string, it means the programmer was lazy |
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* and has only passed the name of the column. Turn that into a proper array. |
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* |
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* @param array $column Column definition array. |
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* @return array Proper array defining the column. |
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*/ |
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protected function makeSureColumnHasName($column) |
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{ |
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if (is_string($column)) { |
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$column = ['name' => $column]; |
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} |
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if (is_array($column) && ! isset($column['name'])) { |
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$column['name'] = 'anonymous_column_'.Str::random(5); |
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} |
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return $column; |
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} |
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/** |
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* If a column array is missing the "label" attribute, an ugly error would be show. |
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* So we add the field Name as a label - it's better than nothing. |
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* |
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* @param array $column Column definition array. |
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* @return array Proper array defining the column. |
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*/ |
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protected function makeSureColumnHasLabel($column) |
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{ |
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if (! isset($column['label'])) { |
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$column['label'] = mb_ucfirst($this->makeLabel($column['name'])); |
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} |
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return $column; |
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} |
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/** |
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* If a column definition is missing the type, set a default. |
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* |
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* @param array $column Column definition array. |
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* @return array Column definition array with type. |
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*/ |
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protected function makeSureColumnHasType($column) |
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{ |
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// Do not alter type if it has been set by developer |
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if (isset($column['type'])) { |
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return $column; |
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} |
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// Set text as default column type |
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$column['type'] = 'text'; |
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if (method_exists($this->model, 'translationEnabledForModel') && $this->model->translationEnabledForModel() && array_key_exists($column['name'], $this->model->getTranslations())) { |
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return $column; |
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} |
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$could_be_relation = Arr::get($column, 'entity', false) !== false; |
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if ($could_be_relation) { |
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$column['type'] = $this->inferFieldTypeFromRelationType($column['relation_type']); |
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} |
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if (in_array($column['name'], $this->model->getDates())) { |
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$column['type'] = 'datetime'; |
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} |
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if ($this->model->hasCast($column['name'])) { |
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$attributeType = $this->model->getCasts()[$column['name']]; |
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switch ($attributeType) { |
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case 'array': |
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case 'encrypted:array': |
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case 'collection': |
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case 'encrypted:collection': |
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$column['type'] = 'array'; |
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break; |
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case 'json': |
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case 'object': |
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$column['type'] = 'json'; |
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break; |
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case 'bool': |
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case 'boolean': |
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$column['type'] = 'check'; |
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break; |
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case 'date': |
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$column['type'] = 'date'; |
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break; |
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case 'datetime': |
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$column['type'] = 'datetime'; |
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break; |
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case 'double': |
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case 'float': |
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case 'int': |
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case 'integer': |
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case 'real': |
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case 'timestamp': |
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$column['type'] = 'number'; |
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break; |
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} |
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} |
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return $column; |
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} |
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/** |
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* If a column definition is missing the key, set the default. |
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* The key is used when storing all columns using the Settings API, |
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* it is used as the "key" of the associative array that holds all columns. |
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* |
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* @param array $column Column definition array. |
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* @return array Column definition array with key. |
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*/ |
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protected function makeSureColumnHasKey($column) |
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{ |
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if (! isset($column['key'])) { |
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$column['key'] = str_replace('.', '__', $column['name']); |
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} |
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return $column; |
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} |
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/** |
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* If a column definition is missing the wrapper element, set the default (empty). |
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* The wrapper is the HTML element that wrappes around the column text. |
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* By defining this array a developer can wrap the text into an anchor (link), |
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* span, div or whatever they want. |
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* |
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* @param array $column Column definition array. |
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* @return array Column definition array with wrapper. |
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*/ |
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protected function makeSureColumnHasWrapper($column) |
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{ |
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if (! isset($column['wrapper'])) { |
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$column['wrapper'] = []; |
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} |
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return $column; |
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} |
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protected function makeSureColumnHasEntity($column) |
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{ |
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if (isset($column['entity'])) { |
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return $column; |
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} |
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// if the name is an array it's definitely not a relationship |
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if (is_array($column['name'])) { |
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return $column; |
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} |
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// if the name is dot notation it might be a relationship |
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if (strpos($column['name'], '.') !== false) { |
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$possibleMethodName = Str::before($column['name'], '.'); |
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// if the first part of the string exists as method, |
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// it is a relationship |
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if (method_exists($this->model, $possibleMethodName)) { |
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// if it has parameters it's not a relation method. |
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$column['entity'] = $this->modelMethodHasParameters($this->model, $possibleMethodName) ? false : $column['name']; |
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$parts = explode('.', $column['entity']); |
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$attribute_in_relation = false; |
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$model = $this->model; |
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// here we are going to iterate through all relation parts to check |
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// if the attribute is present in the relation string. |
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foreach ($parts as $i => $part) { |
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try { |
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$model = $model->$part()->getRelated(); |
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} catch (\Exception $e) { |
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$attribute_in_relation = true; |
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} |
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} |
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// if the user setup the attribute in relation string, we are not going to infer that attribute from model |
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// instead we get the defined attribute by the user. |
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if ($attribute_in_relation) { |
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$column['attribute'] = $column['attribute'] ?? end($parts); |
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} |
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return $column; |
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} |
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} |
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// if there's a method on the model with this name |
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if (method_exists($this->model, $column['name'])) { |
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// if it has parameters it's not a relation method. |
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$column['entity'] = $this->modelMethodHasParameters($this->model, $column['name']) ? false : $column['name']; |
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return $column; |
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} |
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// if the name ends with _id and that method exists, |
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// we can probably use it as an entity |
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if (Str::endsWith($column['name'], '_id')) { |
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$possibleMethodName = Str::replaceLast('_id', '', $column['name']); |
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if (method_exists($this->model, $possibleMethodName)) { |
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// if it has parameters it's not a relation method. |
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$column['entity'] = $this->modelMethodHasParameters($this->model, $possibleMethodName) ? false : $possibleMethodName; |
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return $column; |
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} |
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} |
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return $column; |
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} |
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/** |
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* If an entity has been defined for the column, but no model, |
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* determine the model from that relationship. |
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* |
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* @param array $column Column definition array. |
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* @return array Column definition array with model. |
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*/ |
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protected function makeSureColumnHasModel($column) |
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{ |
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// if this is a relation type field and no corresponding model was specified, |
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// get it from the relation method defined in the main model |
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if (isset($column['entity']) && $column['entity'] !== false && ! isset($column['model'])) { |
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$column['model'] = $this->getRelationModel($column['entity']); |
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} |
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return $column; |
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} |
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269
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/** |
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270
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* If an entity has been defined for the column, but no relation type, |
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* determine the relation type from that relationship. |
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* |
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273
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* @param array $column Column definition array. |
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274
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* @return array Column definition array with model. |
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275
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*/ |
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protected function makeSureColumnHasRelationType($column) |
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277
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{ |
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278
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if (isset($column['entity']) && $column['entity'] !== false) { |
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279
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$column['relation_type'] = $column['relation_type'] ?? $this->inferRelationTypeFromRelationship($column); |
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280
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} |
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282
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return $column; |
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283
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} |
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284
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285
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/** |
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286
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* Move the most recently added column before or after the given target column. Default is before. |
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287
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* |
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288
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* @param string|array $targetColumn The target column name or array. |
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289
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* @param bool $before If true, the column will be moved before the target column, otherwise it will be moved after it. |
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290
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*/ |
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291
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protected function moveColumn($targetColumn, $before = true) |
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292
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{ |
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293
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// TODO: this and the moveField method from the Fields trait should be refactored into a single method and moved |
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294
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// into a common class |
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295
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$targetColumnName = is_array($targetColumn) ? $targetColumn['name'] : $targetColumn; |
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296
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$columnsArray = $this->columns(); |
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297
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298
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if (array_key_exists($targetColumnName, $columnsArray)) { |
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$targetColumnPosition = $before ? array_search($targetColumnName, array_keys($columnsArray)) : |
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300
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array_search($targetColumnName, array_keys($columnsArray)) + 1; |
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301
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302
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$element = array_pop($columnsArray); |
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303
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$beginningPart = array_slice($columnsArray, 0, $targetColumnPosition, true); |
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304
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$endingArrayPart = array_slice($columnsArray, $targetColumnPosition, null, true); |
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306
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$columnsArray = array_merge($beginningPart, [$element['name'] => $element], $endingArrayPart); |
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307
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$this->setOperationSetting('columns', $columnsArray); |
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308
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} |
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309
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} |
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310
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311
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/** |
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312
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* Check if the column exists in the database, as a DB column. |
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313
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* |
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314
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* @param string $table |
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315
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* @param string $name |
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316
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* @return bool |
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317
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*/ |
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318
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protected function hasDatabaseColumn($table, $name) |
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319
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{ |
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320
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static $cache = []; |
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321
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|
|
322
|
|
|
if (! $this->driverIsSql()) { |
|
|
|
|
|
|
323
|
|
|
return true; |
|
324
|
|
|
} |
|
325
|
|
|
|
|
326
|
|
|
if (isset($cache[$table])) { |
|
327
|
|
|
$columns = $cache[$table]; |
|
328
|
|
|
} else { |
|
329
|
|
|
$columns = $cache[$table] = $this->getSchema()->getColumnListing($table); |
|
|
|
|
|
|
330
|
|
|
} |
|
331
|
|
|
|
|
332
|
|
|
return in_array($name, $columns); |
|
333
|
|
|
} |
|
334
|
|
|
} |
|
335
|
|
|
|
Laravel-Backpack /
CRUD
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