Passed
Pull Request — master (#81)
by Def
04:12 queued 02:54
created

HasLength::min()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 5
Code Lines 3

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 4
CRAP Score 1

Importance

Changes 0
Metric Value
cc 1
eloc 3
nc 1
nop 1
dl 0
loc 5
ccs 4
cts 4
cp 1
crap 1
rs 10
c 0
b 0
f 0
1
<?php
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declare(strict_types=1);
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namespace Yiisoft\Validator\Rule;
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use Yiisoft\Validator\HasValidationErrorMessage;
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use Yiisoft\Validator\Rule;
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use Yiisoft\Validator\Result;
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use Yiisoft\Validator\DataSetInterface;
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/**
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 * StringValidator validates that the attribute value is of certain length.
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 *
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 * Note, this validator should only be used with string-typed attributes.
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 */
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class HasLength extends Rule
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{
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    use HasValidationErrorMessage;
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    /**
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     * @var int|null maximum length. null means no maximum length limit.
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     * @see tooLongMessage for the customized message for a too long string.
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     */
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    private ?int $max = null;
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    /**
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     * @var int|null minimum length. null means no minimum length limit.
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     * @see tooShortMessage for the customized message for a too short string.
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     */
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    private ?int $min = null;
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    /**
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     * @var string user-defined error message used when the value is not a string.
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     */
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    private string $message = 'This value must be a string.';
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    /**
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     * @var string user-defined error message used when the length of the value is smaller than {@see $min}.
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     */
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    private string $tooShortMessage = 'This value should contain at least {min, number} {min, plural, one{character} other{characters}}.';
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    /**
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     * @var string user-defined error message used when the length of the value is greater than {@see $max}.
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     */
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    private string $tooLongMessage = 'This value should contain at most {max, number} {max, plural, one{character} other{characters}}.';
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    /**
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     * @var string the encoding of the string value to be validated (e.g. 'UTF-8').
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     * If this property is not set, application wide encoding will be used.
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     */
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    protected string $encoding = 'UTF-8';
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    protected function validateValue($value, DataSetInterface $dataSet = null): Result
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    {
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        $result = new Result();
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        if (!is_string($value)) {
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            $result->addError($this->translateMessage($this->message));
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            return $result;
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        }
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        $length = mb_strlen($value, $this->encoding);
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        if ($this->min !== null && $length < $this->min) {
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            $result->addError($this->translateMessage($this->tooShortMessage, ['min' => $this->min]));
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        }
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        if ($this->max !== null && $length > $this->max) {
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            $result->addError($this->translateMessage($this->tooLongMessage, ['max' => $this->max]));
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        }
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        return $result;
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    }
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    public function min(int $value): self
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    {
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        $new = clone $this;
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        $new->min = $value;
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        return $new;
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    }
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    public function max(int $value): self
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    {
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        $new = clone $this;
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        $new->max = $value;
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        return $new;
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    }
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    public function encoding(string $encoding): self
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    {
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        $new = clone $this;
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        $new->encoding = $encoding;
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        return $new;
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    }
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    public function tooShortMessage(string $message): self
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    {
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        $new = clone $this;
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        $new->tooShortMessage = $message;
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        return $new;
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    }
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    public function tooLongMessage(string $message): self
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    {
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        $new = clone $this;
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        $new->tooLongMessage = $message;
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        return $new;
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    }
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    /**
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     * @inheritDoc
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     * @return string
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     */
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    public function getName(): string
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    {
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        return 'hasLength';
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    }
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    /**
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     * @inheritDoc
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     * @return array
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     */
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    public function getOptions(): array
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    {
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        return array_merge(
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            ['message' => $this->translateMessage($this->message)],
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            $this->min !== null ? ['min' => $this->min, 'tooShortMessage' => $this->translateMessage($this->tooShortMessage, ['min' => $this->min])] : [],
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            $this->max !== null ? ['max' => $this->max, 'tooLongMessage' => $this->translateMessage($this->tooLongMessage, ['max' => $this->max])] : [],
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            $this->encoding !== 'UTF-8' ? ['encoding' => $this->encoding] : [],
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            parent::getOptions()
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        );
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    }
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}
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