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<?php
/**
* Assert
*
* LICENSE
*
* This source file is subject to the MIT license that is bundled
* with this package in the file LICENSE.txt.
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to kontakt@beberlei.de so I can send you a copy immediately.
*/
namespace Assert;
use LogicException;
/**
* Chaining builder for lazy assertions.
*
* @author Benjamin Eberlei <kontakt@beberlei.de>
*
* @method LazyAssertion alnum(string|callable $message = null, string $propertyPath = null) Assert that value is alphanumeric.
* @method LazyAssertion base64(string|callable $message = null, string $propertyPath = null) Assert that a constant is defined.
* @method LazyAssertion between(mixed $lowerLimit, mixed $upperLimit, string|callable $message = null, string $propertyPath = null) Assert that a value is greater or equal than a lower limit, and less than or equal to an upper limit.
* @method LazyAssertion betweenExclusive(mixed $lowerLimit, mixed $upperLimit, string|callable $message = null, string $propertyPath = null) Assert that a value is greater than a lower limit, and less than an upper limit.
* @method LazyAssertion betweenLength(int $minLength, int $maxLength, string|callable $message = null, string $propertyPath = null, string $encoding = 'utf8') Assert that string length is between min and max lengths.
* @method LazyAssertion boolean(string|callable $message = null, string $propertyPath = null) Assert that value is php boolean.
* @method LazyAssertion choice(array $choices, string|callable $message = null, string $propertyPath = null) Assert that value is in array of choices.
* @method LazyAssertion choicesNotEmpty(array $choices, string|callable $message = null, string $propertyPath = null) Determines if the values array has every choice as key and that this choice has content.
* @method LazyAssertion classExists(string|callable $message = null, string $propertyPath = null) Assert that the class exists.
* @method LazyAssertion contains(string $needle, string|callable $message = null, string $propertyPath = null, string $encoding = 'utf8') Assert that string contains a sequence of chars.
* @method LazyAssertion count(int $count, string|callable $message = null, string $propertyPath = null) Assert that the count of countable is equal to count.
* @method LazyAssertion date(string $format, string|callable $message = null, string $propertyPath = null) Assert that date is valid and corresponds to the given format.
* @method LazyAssertion defined(string|callable $message = null, string $propertyPath = null) Assert that a constant is defined.
* @method LazyAssertion digit(string|callable $message = null, string $propertyPath = null) Validates if an integer or integerish is a digit.
* @method LazyAssertion directory(string|callable $message = null, string $propertyPath = null) Assert that a directory exists.
* @method LazyAssertion e164(string|callable $message = null, string $propertyPath = null) Assert that the given string is a valid E164 Phone Number.
* @method LazyAssertion email(string|callable $message = null, string $propertyPath = null) Assert that value is an email address (using input_filter/FILTER_VALIDATE_EMAIL).
* @method LazyAssertion endsWith(string $needle, string|callable $message = null, string $propertyPath = null, string $encoding = 'utf8') Assert that string ends with a sequence of chars.
* @method LazyAssertion eq(mixed $value2, string|callable $message = null, string $propertyPath = null) Assert that two values are equal (using ==).
* @method LazyAssertion eqArraySubset(mixed $value2, string|callable $message = null, string $propertyPath = null) Assert that the array contains the subset.
* @method LazyAssertion extensionLoaded(string|callable $message = null, string $propertyPath = null) Assert that extension is loaded.
* @method LazyAssertion extensionVersion(string $operator, mixed $version, string|callable $message = null, string $propertyPath = null) Assert that extension is loaded and a specific version is installed.
* @method LazyAssertion false(string|callable $message = null, string $propertyPath = null) Assert that the value is boolean False.
* @method LazyAssertion file(string|callable $message = null, string $propertyPath = null) Assert that a file exists.
* @method LazyAssertion float(string|callable $message = null, string $propertyPath = null) Assert that value is a php float.
* @method LazyAssertion greaterOrEqualThan(mixed $limit, string|callable $message = null, string $propertyPath = null) Determines if the value is greater or equal than given limit.
* @method LazyAssertion greaterThan(mixed $limit, string|callable $message = null, string $propertyPath = null) Determines if the value is greater than given limit.
* @method LazyAssertion implementsInterface(string $interfaceName, string|callable $message = null, string $propertyPath = null) Assert that the class implements the interface.
* @method LazyAssertion inArray(array $choices, string|callable $message = null, string $propertyPath = null) Assert that value is in array of choices. This is an alias of Assertion::choice().
* @method LazyAssertion integer(string|callable $message = null, string $propertyPath = null) Assert that value is a php integer.
* @method LazyAssertion integerish(string|callable $message = null, string $propertyPath = null) Assert that value is a php integer'ish.
* @method LazyAssertion interfaceExists(string|callable $message = null, string $propertyPath = null) Assert that the interface exists.
* @method LazyAssertion ip(int $flag = null, string|callable $message = null, string $propertyPath = null) Assert that value is an IPv4 or IPv6 address.
* @method LazyAssertion ipv4(int $flag = null, string|callable $message = null, string $propertyPath = null) Assert that value is an IPv4 address.
* @method LazyAssertion ipv6(int $flag = null, string|callable $message = null, string $propertyPath = null) Assert that value is an IPv6 address.
* @method LazyAssertion isArray(string|callable $message = null, string $propertyPath = null) Assert that value is an array.
* @method LazyAssertion isArrayAccessible(string|callable $message = null, string $propertyPath = null) Assert that value is an array or an array-accessible object.
* @method LazyAssertion isCallable(string|callable $message = null, string $propertyPath = null) Determines that the provided value is callable.
* @method LazyAssertion isCountable(string|callable $message = null, string $propertyPath = null) Assert that value is countable.
* @method LazyAssertion isInstanceOf(string $className, string|callable $message = null, string $propertyPath = null) Assert that value is instance of given class-name.
* @method LazyAssertion isJsonString(string|callable $message = null, string $propertyPath = null) Assert that the given string is a valid json string.
* @method LazyAssertion isObject(string|callable $message = null, string $propertyPath = null) Determines that the provided value is an object.
* @method LazyAssertion isResource(string|callable $message = null, string $propertyPath = null) Assert that value is a resource.
* @method LazyAssertion isTraversable(string|callable $message = null, string $propertyPath = null) Assert that value is an array or a traversable object.
* @method LazyAssertion keyExists(string|int $key, string|callable $message = null, string $propertyPath = null) Assert that key exists in an array.
* @method LazyAssertion keyIsset(string|int $key, string|callable $message = null, string $propertyPath = null) Assert that key exists in an array/array-accessible object using isset().
* @method LazyAssertion keyNotExists(string|int $key, string|callable $message = null, string $propertyPath = null) Assert that key does not exist in an array.
* @method LazyAssertion length(int $length, string|callable $message = null, string $propertyPath = null, string $encoding = 'utf8') Assert that string has a given length.
* @method LazyAssertion lessOrEqualThan(mixed $limit, string|callable $message = null, string $propertyPath = null) Determines if the value is less or equal than given limit.
* @method LazyAssertion lessThan(mixed $limit, string|callable $message = null, string $propertyPath = null) Determines if the value is less than given limit.
* @method LazyAssertion max(mixed $maxValue, string|callable $message = null, string $propertyPath = null) Assert that a number is smaller as a given limit.
* @method LazyAssertion maxCount(int $count, string|callable $message = null, string $propertyPath = null) Assert that the countable have at most $count elements.
* @method LazyAssertion maxLength(int $maxLength, string|callable $message = null, string $propertyPath = null, string $encoding = 'utf8') Assert that string value is not longer than $maxLength chars.
* @method LazyAssertion methodExists(mixed $object, string|callable $message = null, string $propertyPath = null) Determines that the named method is defined in the provided object.
* @method LazyAssertion min(mixed $minValue, string|callable $message = null, string $propertyPath = null) Assert that a value is at least as big as a given limit.
* @method LazyAssertion minCount(int $count, string|callable $message = null, string $propertyPath = null) Assert that the countable have at least $count elements.
* @method LazyAssertion minLength(int $minLength, string|callable $message = null, string $propertyPath = null, string $encoding = 'utf8') Assert that a string is at least $minLength chars long.
* @method LazyAssertion noContent(string|callable $message = null, string $propertyPath = null) Assert that value is empty.
* @method LazyAssertion notBlank(string|callable $message = null, string $propertyPath = null) Assert that value is not blank.
* @method LazyAssertion notContains(string $needle, string|callable $message = null, string $propertyPath = null, string $encoding = 'utf8') Assert that string does not contains a sequence of chars.
* @method LazyAssertion notEmpty(string|callable $message = null, string $propertyPath = null) Assert that value is not empty.
* @method LazyAssertion notEmptyKey(string|int $key, string|callable $message = null, string $propertyPath = null) Assert that key exists in an array/array-accessible object and its value is not empty.
* @method LazyAssertion notEq(mixed $value2, string|callable $message = null, string $propertyPath = null) Assert that two values are not equal (using ==).
* @method LazyAssertion notInArray(array $choices, string|callable $message = null, string $propertyPath = null) Assert that value is not in array of choices.
* @method LazyAssertion notIsInstanceOf(string $className, string|callable $message = null, string $propertyPath = null) Assert that value is not instance of given class-name.
* @method LazyAssertion notNull(string|callable $message = null, string $propertyPath = null) Assert that value is not null.
* @method LazyAssertion notRegex(string $pattern, string|callable $message = null, string $propertyPath = null) Assert that value does not match a regex.
* @method LazyAssertion notSame(mixed $value2, string|callable $message = null, string $propertyPath = null) Assert that two values are not the same (using ===).
* @method LazyAssertion null(string|callable $message = null, string $propertyPath = null) Assert that value is null.
* @method LazyAssertion numeric(string|callable $message = null, string $propertyPath = null) Assert that value is numeric.
* @method LazyAssertion objectOrClass(string|callable $message = null, string $propertyPath = null) Assert that the value is an object, or a class that exists.
* @method LazyAssertion phpVersion(mixed $version, string|callable $message = null, string $propertyPath = null) Assert on PHP version.
* @method LazyAssertion propertiesExist(array $properties, string|callable $message = null, string $propertyPath = null) Assert that the value is an object or class, and that the properties all exist.
* @method LazyAssertion propertyExists(string $property, string|callable $message = null, string $propertyPath = null) Assert that the value is an object or class, and that the property exists.
* @method LazyAssertion range(mixed $minValue, mixed $maxValue, string|callable $message = null, string $propertyPath = null) Assert that value is in range of numbers.
* @method LazyAssertion readable(string|callable $message = null, string $propertyPath = null) Assert that the value is something readable.
* @method LazyAssertion regex(string $pattern, string|callable $message = null, string $propertyPath = null) Assert that value matches a regex.
* @method LazyAssertion same(mixed $value2, string|callable $message = null, string $propertyPath = null) Assert that two values are the same (using ===).
* @method LazyAssertion satisfy(callable $callback, string|callable $message = null, string $propertyPath = null) Assert that the provided value is valid according to a callback.
* @method LazyAssertion scalar(string|callable $message = null, string $propertyPath = null) Assert that value is a PHP scalar.
* @method LazyAssertion startsWith(string $needle, string|callable $message = null, string $propertyPath = null, string $encoding = 'utf8') Assert that string starts with a sequence of chars.
* @method LazyAssertion string(string|callable $message = null, string $propertyPath = null) Assert that value is a string.
* @method LazyAssertion subclassOf(string $className, string|callable $message = null, string $propertyPath = null) Assert that value is subclass of given class-name.
* @method LazyAssertion true(string|callable $message = null, string $propertyPath = null) Assert that the value is boolean True.
* @method LazyAssertion uniqueValues(string|callable $message = null, string $propertyPath = null) Assert that values in array are unique (using strict equality).
* @method LazyAssertion url(string|callable $message = null, string $propertyPath = null) Assert that value is an URL.
* @method LazyAssertion uuid(string|callable $message = null, string $propertyPath = null) Assert that the given string is a valid UUID.
* @method LazyAssertion version(string $operator, string $version2, string|callable $message = null, string $propertyPath = null) Assert comparison of two versions.
* @method LazyAssertion writeable(string|callable $message = null, string $propertyPath = null) Assert that the value is something writeable.
* @method LazyAssertion all() Switch chain into validation mode for an array of values.
* @method LazyAssertion nullOr() Switch chain into mode allowing nulls, ignoring further assertions.
*/
class LazyAssertion
{
private $currentChainFailed = false;
private $alwaysTryAll = false;
private $thisChainTryAll = false;
private $currentChain;
private $errors = [];
/** @var string The class to use as AssertionChain factory */
private $assertClass = Assert::class;
/** @var string|LazyAssertionException The class to use for exceptions */
private $exceptionClass = LazyAssertionException::class;
/**
* @param mixed $value
* @param string|callable|null $defaultMessage
*
* @return static
*/
public function that($value, string $propertyPath = null, $defaultMessage = null)
{
$this->currentChainFailed = false;
$this->thisChainTryAll = false;
$assertClass = $this->assertClass;
$this->currentChain = $assertClass::that($value, $defaultMessage, $propertyPath);
return $this;
}
/**
* @return static
*/
public function tryAll()
{
if (!$this->currentChain) {
$this->alwaysTryAll = true;
}
$this->thisChainTryAll = true;
return $this;
}
/**
* @param string $method
* @param array $args
*
* @return static
*/
public function __call($method, $args)
{
if (false === $this->alwaysTryAll
&& false === $this->thisChainTryAll
&& true === $this->currentChainFailed
) {
return $this;
}
try {
\call_user_func_array([$this->currentChain, $method], $args);
} catch (AssertionFailedException $e) {
$this->errors[] = $e;
$this->currentChainFailed = true;
}
return $this;
}
/**
* @throws LazyAssertionException
*/
public function verifyNow(): bool
{
if ($this->errors) {
throw \call_user_func([$this->exceptionClass, 'fromErrors'], $this->errors);
}
return true;
}
/**
* @param string $className
*
* @return static
*/
public function setAssertClass(string $className): LazyAssertion
{
if (Assert::class !== $className && !\is_subclass_of($className, Assert::class)) {
throw new LogicException($className.' is not (a subclass of) '.Assert::class);
}
$this->assertClass = $className;
return $this;
}
/**
* @param string $className
*
* @return static
*/
public function setExceptionClass(string $className): LazyAssertion
{
if (LazyAssertionException::class !== $className && !\is_subclass_of($className, LazyAssertionException::class)) {
throw new LogicException($className.' is not (a subclass of) '.LazyAssertionException::class);
}
$this->exceptionClass = $className;
return $this;
}
}
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