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<?php |
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/** |
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* Units plugin for Craft CMS |
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* |
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* A plugin for handling physical quantities and the units of measure in which |
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* they're represented. |
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* |
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* @link https://nystudio107.com/ |
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* @copyright Copyright (c) nystudio107 |
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*/ |
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namespace nystudio107\units\fields; |
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use Craft; |
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use craft\base\ElementInterface; |
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use craft\base\Field; |
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use craft\base\PreviewableFieldInterface; |
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use craft\helpers\Json; |
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use craft\i18n\Locale; |
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use nystudio107\units\assetbundles\unitsfield\UnitsFieldAsset; |
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use nystudio107\units\gql\types\generators\UnitsDataGenerator; |
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use nystudio107\units\helpers\ClassHelper; |
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use nystudio107\units\models\Settings; |
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use nystudio107\units\models\UnitsData; |
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use nystudio107\units\Units as UnitsPlugin; |
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use nystudio107\units\validators\EmbeddedUnitsDataValidator; |
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use PhpUnitsOfMeasure\PhysicalQuantity\Length; |
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use yii\base\InvalidConfigException; |
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/** |
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* @author nystudio107 |
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* @package Units |
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* @since 1.0.0 |
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*/ |
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class Units extends Field implements PreviewableFieldInterface |
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{ |
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// Public Properties |
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// ========================================================================= |
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/** |
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* @var ?string The default fully qualified class name of the unit of measure |
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*/ |
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public $defaultUnitsClass = null; |
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/** |
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* @var ?float The default value of the unit of measure |
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*/ |
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public $defaultValue = null; |
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/** |
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* @var ?string The default units that the unit of measure is in |
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*/ |
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public $defaultUnits = null; |
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/** |
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* @var ?bool Whether the units the field can be changed |
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*/ |
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public $changeableUnits = null; |
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/** |
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* @var int|float|null The minimum allowed number |
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*/ |
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public $min = null; |
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/** |
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* @var int|float|null The maximum allowed number |
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*/ |
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public $max = null; |
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/** |
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* @var ?int The number of digits allowed after the decimal point |
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*/ |
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public $decimals = null; |
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/** |
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* @var ?int The size of the field |
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*/ |
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public $size = null; |
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/** |
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* @inheritdoc |
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*/ |
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public static function displayName(): string |
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{ |
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return Craft::t('units', 'Units'); |
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} |
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// Public Methods |
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// ========================================================================= |
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/** |
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* @inheritdoc |
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*/ |
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public function init() |
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{ |
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parent::init(); |
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if (UnitsPlugin::$plugin !== null) { |
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/** @var ?Settings $settings */ |
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$settings = UnitsPlugin::$plugin->getSettings(); |
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if ($settings !== null) { |
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$this->defaultUnitsClass = $this->defaultUnitsClass ?? $settings->defaultUnitsClass; |
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$this->defaultValue = $this->defaultValue ?? $settings->defaultValue; |
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$this->defaultUnits = $this->defaultUnits ?? $settings->defaultUnits; |
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$this->changeableUnits = $this->changeableUnits ?? $settings->defaultChangeableUnits; |
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$this->min = $this->min ?? $settings->defaultMin; |
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$this->max = $this->max ?? $settings->defaultMax; |
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$this->decimals = $this->decimals ?? $settings->defaultDecimals; |
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$this->size = $this->size ?? $settings->defaultSize; |
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} |
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} |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function rules() |
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{ |
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$rules = parent::rules(); |
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$rules = array_merge($rules, [ |
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['defaultUnitsClass', 'string'], |
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['defaultValue', 'number'], |
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['defaultUnits', 'string'], |
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['changeableUnits', 'boolean'], |
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[['min', 'max'], 'number'], |
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[['decimals', 'size'], 'integer'], |
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[ |
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['max'], |
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'compare', |
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'compareAttribute' => 'min', |
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'operator' => '>=', |
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], |
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]); |
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if (!$this->decimals) { |
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$rules[] = [['min', 'max'], 'integer']; |
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} |
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return $rules; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function normalizeValue($value, ElementInterface $element = null) |
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{ |
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if ($value instanceof UnitsData) { |
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return $value; |
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} |
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// Default config |
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$config = [ |
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'unitsClass' => $this->defaultUnitsClass, |
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'value' => $this->defaultValue, |
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'units' => $this->defaultUnits, |
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]; |
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// Handle incoming values potentially being JSON or an array |
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if (!empty($value)) { |
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// Handle a numeric value coming in (perhaps from a Number field) |
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if (is_numeric($value)) { |
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$config['value'] = (float)$value; |
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} elseif (is_string($value)) { |
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$config = Json::decodeIfJson($value); |
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} |
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if (is_array($value)) { |
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$config = array_merge($config, array_filter($value)); |
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} |
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} |
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// Typecast it to a float |
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$config['value'] = (float)$config['value']; |
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// Create and validate the model |
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$unitsData = new UnitsData($config); |
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if (!$unitsData->validate()) { |
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Craft::error( |
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Craft::t('units', 'UnitsData failed validation: ') |
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. print_r($unitsData->getErrors(), true), |
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__METHOD__ |
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); |
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} |
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return $unitsData; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getSettingsHtml() |
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{ |
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$unitsClassMap = array_flip(ClassHelper::getClassesInNamespace(Length::class)); |
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// Render the settings template |
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return Craft::$app->getView()->renderTemplate( |
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'units/_components/fields/Units_settings', |
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[ |
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'field' => $this, |
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'unitsClassMap' => $unitsClassMap, |
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] |
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); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getInputHtml($value, ElementInterface $element = null): string |
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{ |
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if ($value instanceof UnitsData) { |
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// Register our asset bundle |
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try { |
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Craft::$app->getView()->registerAssetBundle(UnitsFieldAsset::class); |
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} catch (InvalidConfigException $e) { |
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Craft::error($e->getMessage(), __METHOD__); |
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} |
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$model = $value; |
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$value = $model->value; |
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$decimals = $this->decimals; |
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// If decimals is 0 (or null, empty for whatever reason), don't run this |
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if ($decimals) { |
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$decimalSeparator = Craft::$app->getLocale()->getNumberSymbol(Locale::SYMBOL_DECIMAL_SEPARATOR); |
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$value = number_format($value, $decimals, $decimalSeparator, ''); |
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} |
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// Get our id and namespace |
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$id = Craft::$app->getView()->formatInputId($this->handle); |
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$namespacedId = Craft::$app->getView()->namespaceInputId($id); |
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// Variables to pass down to our field JavaScript to let it namespace properly |
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$jsonVars = [ |
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'id' => $id, |
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'name' => $this->handle, |
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'namespace' => $namespacedId, |
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'prefix' => Craft::$app->getView()->namespaceInputId(''), |
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]; |
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$jsonVars = Json::encode($jsonVars); |
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Craft::$app->getView()->registerJs("$('#{$namespacedId}-field').UnitsUnits(" . $jsonVars . ");"); |
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// Render the input template |
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return Craft::$app->getView()->renderTemplate( |
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'units/_components/fields/Units_input', |
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[ |
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'name' => $this->handle, |
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'field' => $this, |
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'id' => $id, |
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'namespacedId' => $namespacedId, |
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'value' => $value, |
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'model' => $model, |
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] |
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); |
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} |
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return ''; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getContentGqlType() |
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{ |
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$typeArray = UnitsDataGenerator::generateTypes($this); |
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return [ |
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'name' => $this->handle, |
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'description' => 'Units field', |
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'type' => array_shift($typeArray), |
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]; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getElementValidationRules(): array |
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{ |
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return [ |
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[ |
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EmbeddedUnitsDataValidator::class, |
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'units' => $this->defaultUnits, |
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'integerOnly' => $this->decimals ? false : true, |
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'min' => $this->min, |
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'max' => $this->max, |
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], |
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]; |
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} |
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} |
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nystudio107 /
craft-units
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