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Pull Request — master (#620)
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unknown
03:15
created

Url::__construct()   A

Complexity

Conditions 4
Paths 3

Size

Total Lines 24
Code Lines 6

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 8
CRAP Score 4

Importance

Changes 2
Bugs 0 Features 0
Metric Value
cc 4
eloc 6
nc 3
nop 8
dl 0
loc 24
ccs 8
cts 8
cp 1
crap 4
rs 10
c 2
b 0
f 0

How to fix   Many Parameters   

Many Parameters

Methods with many parameters are not only hard to understand, but their parameters also often become inconsistent when you need more, or different data.

There are several approaches to avoid long parameter lists:

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<?php
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declare(strict_types=1);
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namespace Yiisoft\Validator\Rule;
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use Attribute;
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use Closure;
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use InvalidArgumentException;
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use RuntimeException;
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use Yiisoft\Validator\Rule\Trait\SkipOnEmptyTrait;
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use Yiisoft\Validator\Rule\Trait\SkipOnErrorTrait;
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use Yiisoft\Validator\Rule\Trait\WhenTrait;
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use Yiisoft\Validator\RuleWithOptionsInterface;
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use Yiisoft\Validator\SkipOnEmptyInterface;
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use Yiisoft\Validator\SkipOnErrorInterface;
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use Yiisoft\Validator\WhenInterface;
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use function function_exists;
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/**
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 * Defines validation options for a value that is a valid HTTP or HTTPS URL.
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 *
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 * Note that the handler only checks if the URL scheme and host parts are correct.
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 * It does not check the remaining parts of a URL.
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 *
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 * @psalm-import-type WhenType from WhenInterface
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 *
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 * @see UrlHandler
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 */
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#[Attribute(Attribute::TARGET_PROPERTY | Attribute::IS_REPEATABLE)]
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final class Url implements RuleWithOptionsInterface, SkipOnErrorInterface, WhenInterface, SkipOnEmptyInterface
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{
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    use SkipOnEmptyTrait;
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    use SkipOnErrorTrait;
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    use WhenTrait;
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    /**
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     * @var string The regular expression used to validate the value.
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     * @psalm-var non-empty-string
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     */
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    private string $pattern;
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    /**
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     * @param string $pattern The regular expression used to validate the value.
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     * The pattern may contain a `{schemes}` token that will be replaced
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     * by a regular expression which represents the {@see $schemes}.
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     *
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     * Note that if you want to reuse the pattern in HTML5 input, it should have `^` and `$`, should not have any
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     * modifiers and should not be case-insensitive.
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     * @param string[] $validSchemes List of URI schemes which should be considered valid. By default, http and https
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     * are considered to be valid schemes.
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     * @param bool $enableIdn Whether the validation process must take
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     * {@link https://en.wikipedia.org/wiki/Internationalized_domain_name IDN (internationalized domain names)}
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     * into account . Defaults to `false` meaning that validation of URLs containing IDN will always
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     * fail. Note that in order to use IDN validation you have to install and enable `intl` PHP
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     * extension, otherwise an exception will be thrown.
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     * @param string $incorrectInputMessage A message used when the input is incorrect.
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     *
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     * You may use the following placeholders in the message:
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     *
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     * - `{attribute}`: the translated label of the attribute being validated.
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     * - `{type}`: the value's type.
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     * @param string $message @var string A message used when the value is not valid.
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     *
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     * You may use the following placeholders in the message:
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     *
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     * - `{attribute}`: the translated label of the attribute being validated.
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     * - `{value}`: the value of the attribute being validated.
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     * @param bool|callable|null $skipOnEmpty Whether to skip this rule if the validated value is empty. See {@see SkipOnEmptyInterface}.
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     * @param bool $skipOnError Whether to skip this rule if any of the previous rules gave an error. See {@see SkipOnErrorInterface}.
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     * @param Closure|null $when A callable to define a condition for applying the rule. See {@see WhenInterface}.
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     *
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     * @psalm-param WhenType $when
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     *
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     * @throws RuntimeException If intl extension is not enabled and {@see $enableIdn} is true.
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     */
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    public function __construct(
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        string $pattern = '/^{schemes}:\/\/(([a-zA-Z0-9][a-zA-Z0-9_-]*)(\.[a-zA-Z0-9][a-zA-Z0-9_-]*)+)(?::\d{1,5})?([?\/#].*$|$)/',
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        private array $validSchemes = ['http', 'https'],
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        private bool $enableIdn = false,
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        private string $incorrectInputMessage = 'The value must be a string.',
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        private string $message = 'This value is not a valid URL.',
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        private mixed $skipOnEmpty = null,
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        private bool $skipOnError = false,
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        private Closure|null $when = null,
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    ) {
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        $pattern = $this->preparePattern($pattern);
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        if ($pattern === '') {
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            throw new InvalidArgumentException('Pattern can\'t be empty.');
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        }
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        /**
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         * @psalm-var non-empty-string $pattern
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         */
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        $this->pattern = $pattern;
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        if ($enableIdn && !function_exists('idn_to_ascii')) {
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            // Tested via separate CI configuration (see ".github/workflows/build.yml").
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            // @codeCoverageIgnoreStart
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            throw new RuntimeException('In order to use IDN validation intl extension must be installed and enabled.');
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            // @codeCoverageIgnoreEnd
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        }
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    }
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    public function getName(): string
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    {
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        return 'url';
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    }
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    /**
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     * Get ready to use regular expression pattern applied for URL validation.
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     *
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     * @return string Regular expression pattern applied for URL validation.
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     * @psalm-return non-empty-string
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     *
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     * @see $pattern
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     */
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    public function getPattern(): string
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    {
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        return $this->pattern;
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    }
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    /**
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     * Get valid URI schemas.
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     *
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     * @return string[] List of URI schemes which should be considered valid. By default, http and https
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     * are considered to be valid schemes.
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     *
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     * @see $validSchemes
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     */
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    public function getValidSchemes(): array
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    {
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        return $this->validSchemes;
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    }
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    /**
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     * Whether the validation process must take
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     * {@link https://en.wikipedia.org/wiki/Internationalized_domain_name IDN (internationalized domain names)}
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     * into account. `false` means that validation of URLs containing IDN will always
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     * fail. Note that in order to use IDN validation you have to install and enable `intl` PHP
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     * extension, otherwise an exception will be thrown.
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     *
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     * @return bool Whether to enable IDN validation.
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     *
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     * @see $enableIdn
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     */
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    public function isIdnEnabled(): bool
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    {
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        return $this->enableIdn;
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    }
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    /**
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     * Get a message used when the input is incorrect.
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     *
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     * @return string Error message.
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     *
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     * @see $incorrectInputMessage
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     */
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    public function getIncorrectInputMessage(): string
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    {
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        return $this->incorrectInputMessage;
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    }
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    /**
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     * Get a message used when the value is not valid.
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     *
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     * @return string Error message.
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     *
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     * @see $message
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     */
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    public function getMessage(): string
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    {
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        return $this->message;
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    }
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    public function getOptions(): array
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    {
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        return [
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            'pattern' => $this->getPattern(),
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            'validSchemes' => $this->validSchemes,
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            'enableIdn' => $this->enableIdn,
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            'incorrectInputMessage' => [
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                'template' => $this->incorrectInputMessage,
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                'parameters' => [],
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            ],
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            'message' => [
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                'template' => $this->message,
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                'parameters' => [],
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            ],
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            'skipOnEmpty' => $this->getSkipOnEmptyOption(),
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            'skipOnError' => $this->skipOnError,
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        ];
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    }
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    public function getHandler(): string
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    {
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        return UrlHandler::class;
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    }
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    private function preparePattern(string $pattern): string
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    {
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        return str_replace('{schemes}', '((?i)' . implode('|', $this->validSchemes) . ')', $pattern);
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    }
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}
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