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Viewing / Editing File: BaseUtils.php

<?php

namespace Livewire\Drawer;

class BaseUtils
{
    static function isSyntheticTuple($payload) {
        return is_array($payload)
            && count($payload) === 2
            && isset($payload[1]['s']);
    }

static function isAPrimitive($target) {
        return
            is_numeric($target) ||
            is_string($target) ||
            is_bool($target) ||
            is_null($target);
    }

static function getPublicPropertiesDefinedOnSubclass($target) {
        return static::getPublicProperties($target, function ($property) {
            // Filter out any properties from the first-party Component class...
            return $property->getDeclaringClass()->getName() !== \Livewire\Component::class;
        });
    }

static function getPublicProperties($target, $filter = null)
    {
        return collect((new \ReflectionObject($target))->getProperties())
            ->filter(function ($property) {
                return $property->isPublic() && ! $property->isStatic() && $property->isDefault();
            })
            ->filter($filter ?? fn () => true)
            ->mapWithKeys(function ($property) use ($target) {
                // Ensures typed property is initialized in PHP >=7.4, if so, return its value,
                // if not initialized, return null (as expected in earlier PHP Versions)
                if (method_exists($property, 'isInitialized') && !$property->isInitialized($target)) {
                    // If a type of `array` is given with no value, let's assume users want
                    // it prefilled with an empty array...
                    $value = (method_exists($property, 'getType') && $property->getType() && method_exists($property->getType(), 'getName') && $property->getType()->getName() === 'array')
                        ? [] : null;
                } else {
                    $value = $property->getValue($target);
                }

return [$property->getName() => $value];
            })
            ->all();
    }

static function getPublicMethodsDefinedBySubClass($target)
    {
        $methods = array_filter((new \ReflectionObject($target))->getMethods(), function ($method) {
            $isInBaseComponentClass = $method->getDeclaringClass()->getName() === \Livewire\Component::class;

return $method->isPublic()
                && ! $method->isStatic()
                && ! $isInBaseComponentClass;
        });

return array_map(function ($method) {
            return $method->getName();
        }, $methods);
    }

static function hasAttribute($target, $property, $attributeClass) {
        $property = static::getProperty($target, $property);

foreach ($property->getAttributes() as $attribute) {
            $instance = $attribute->newInstance();

if ($instance instanceof $attributeClass) return true;
        }

return false;
    }

static function getProperty($target, $property) {
        return (new \ReflectionObject($target))->getProperty($property);
    }

static function propertyIsTyped($target, $property) {
        $property = static::getProperty($target, $property);

return $property->hasType();
    }

static function propertyIsTypedAndUninitialized($target, $property) {
        $property = static::getProperty($target, $property);

return $property->hasType() && (! $property->isInitialized($target));
    }
}

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