Fiv\Form\Validator\Len

Complexity

Total Complexity

10

Size/Duplication

Total Lines	100
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	1

Test Coverage

Coverage

75%

Importance

Changes	3
Bugs	0	Features	0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	max()	0	5	1
A	min()	0	5	1
A	exact()	0	5	1
B	isValid()	0	16	7

<?php

  namespace Fiv\Form\Validator;

  /**
   * Check value length
   *
   * @author  Ivan Shcherbak <dev@funivan.com>
   * @package Fiv\Form\Validator
   */
  class Len extends \Fiv\Form\Validator\Base {

    /**
     * @var int|null
     */
    protected $exactLen;

    /**
     * @var string|null
     */
    protected $exactLenError;


    /**
     * @var int|null
     */
    protected $minLen;

    /**
     * @var string|null
     */
    protected $minLenError;


    /**
     * @var int|null
     */
    protected $maxLen;

    /**
     * @var string|null
     */
    protected $maxLenError;


    /**
     * Maximum len of value
     *
     * @param $len
     * @param $error
     * @return $this
     */
    public function max($len, $error) {
      $this->maxLen = $len;
      $this->maxLenError = $error;
      return $this;
    }


    /**
     * Minimum len of value
     *
     * @param $len
     * @param $error
     * @return $this
     */
    public function min($len, $error) {
      $this->minLen = $len;
      $this->minLenError = $error;
      return $this;
    }


    /**
     * Expect exact len of value
     *
     * @param $len
     * @param $error
     * @return $this
     */
    public function exact($len, $error) {
      $this->exactLen = $len;
      $this->exactLenError = $error;
      return $this;
    }


    /**
     * Validate value
     * @param string $value
     * @return bool
     */
    public function isValid($value) {

      if ($this->exactLen !== null and mb_strlen($value, 'UTF-8') != $this->exactLen) {
        $this->addError(vsprintf($this->exactLenError, [$this->exactLen]));
      }

      if ($this->maxLen !== null and mb_strlen($value, 'UTF-8') > $this->maxLen) {
        $this->addError(vsprintf($this->maxLenError, [$this->maxLen]));
      }

      if ($this->minLen !== null and mb_strlen($value, 'UTF-8') < $this->minLen) {
        $this->addError(vsprintf($this->minLenError, [$this->minLen]));
      }

      return !$this->hasErrors();
    }

  }