AbstractValidator::map() - Code Metrics - Inspection of "Returning values on items" - mrferos/comfort - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 872ac5...951b37 )

by Andres

created 2016-08-19 00:54 UTC

AbstractValidator::map() B

↳ Parent: AbstractValidator

Complexity

Conditions	6
Paths	3

Size

Total Lines	17
Code Lines	9

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	1

Metric	Value
cc	6
eloc	9
c	1
b	0
f	1
nc	3
nop	1
dl	0
loc	17
rs	8.8571

<?php
namespace Comfort\Validator;

use Comfort\Comfort;
use Comfort\Error;
use Comfort\Exception\DiscomfortException;
use Comfort\Exception\ValidationException;
use Comfort\ValidationError;
use Comfort\Validator\Helper\AlternativesTrait;
use Comfort\Validator\Helper\ExecutorTrait;

/**
 * Class AbstractValidator
 * @package Comfort\Validator
 */
abstract class AbstractValidator
{
    use AlternativesTrait;
    use ExecutorTrait;

    /**
     * @var \Closure[]
     */
    protected $validationStack = [];
    /**
     * @var Comfort
     */
    private $comfort;
    /**
     * @var boolean
     */
    private $toBool = false;
    /**
     * @var bool
     */
    private $optional = true;
    /**
     * @var mixed
     */
    private $defaultValue;
    /**
     * @var array
     */
    protected $errorHandlers = [
        'default' => [
            'message' => 'There was a validation error'
        ],
        'required' => [
            'message' => '%s is required',
            'default' => 'value'
        ]
    ];

    public function __construct(Comfort $comfort)
    {

        $this->comfort = $comfort;
    }

    /**
     * Execute validation stack
     *
     * @param mixed $value
     * @param null|string $key
     * @return bool|ValidationError|null
     */
    public function __invoke($value, $key = null)
    {
        return $this->validate($value, $key);

    }

    public function __call($name, $arguments)
    {
        return call_user_func_array([$this->comfort, $name], $arguments);
    }

    /**
     * Declare the value as being required
     *
     * @return $this
     */
    public function required()
    {
        $this->optional = false;

        $this->add(function ($value, $nameKey) {
            if (is_null($value)) {
                $this->createError('required', $value, $nameKey);
            }
        });


        return $this;
    }


    /**
     * Declare data is optional
     *
     * @return $this
     */
    public function optional()
    {
        $this->optional = true;

        return $this;
    }

    /**
     * Add adhoc validator to validation stack
     *
     * @param callable $validation
     * @return $this
     */
    public function add(callable $validation)
    {
        $this->validationStack[] = $validation;

        return $this;
    }

    /**
     * Validate given value matches any of the provided strings
     *
     * @param array $vals
     * @return $this
     */
    public function anyOf(array $vals)

    {
        $this->add(function ($value, $nameKey) use ($vals) {
            if (!in_array($value, $vals)) {
                return $this->createError('anyof', $value, $nameKey);
            }
        });

        return $this;
    }

    /**
     * Map value to key in array and grab associated array value, or
     * feed value into callable and use returned value
     *
     * @param array|callable $mapper
     * @return $this
     * @throws DiscomfortException
     */
    public function map($mapper)
    {
        if (!is_callable($mapper) && !is_array($mapper)) {
            throw new DiscomfortException('$mapValues must be an array or callable');
        }

        $mapper = is_callable($mapper) ? $mapper : function($value) use ($mapper) {
            if (array_key_exists($value, $mapper)) {
                return $mapper[$value];
            }
        };

        return $this->add(function($value) use ($mapper) {
            $mappedVal = $mapper($value);
            return $mappedVal === null ? $value : $mappedVal;
        });
    }

    /**
     * On validation failure whether to return false or a validation error
     *
     * @param bool $val
     * @return $this
     */
    public function toBool($val = true)
    {
        $this->toBool = (boolean)$val;

        return $this;
    }

    /**
     * Set default value
     *
     * @param $value
     * @return $this
     */
    public function defaultValue($value)
    {
        $this->defaultValue = $value;

        return $this;
    }

    /**
     * Set error messages
     *
     * @param array $errorMessages
     * @return $this
     */
    public function errorMessages(array $errorMessages)
    {
        $errorMessages = array_map(function ($errorMessage) {
            if (is_string($errorMessage)) {
                $errorMessage = ['message' => $errorMessage];
            }

            return $errorMessage;
        }, $errorMessages);

        $this->errorHandlers = array_merge($this->errorHandlers, $errorMessages);
        return $this;
    }

    /**
     * Create an error with a formatted message
     *
     * @param string $key
     * @param null|string $value
     * @param null|string $valueKey
     * @param mixed $validationValue
     * @throws DiscomfortException
     * @throws ValidationException
     */
    protected function createError($key, $value = null, $valueKey = null, $validationValue = null)

    {
        if (!array_key_exists($key, $this->errorHandlers)) {
            throw new ValidationException(
                $key,
                $this->errorHandlers['default']['message']
            );
        }

        $errorHandler = $this->errorHandlers[$key];
        if (!array_key_exists('message_formatter', $errorHandler)) {
            $messageFormatter = function ($template, $value, $validationValue = null) {
                return sprintf($template, $value, $validationValue);
            };
        } else {
            $messageFormatter = $errorHandler['message_formatter'];
            if (!is_callable($messageFormatter)) {
                throw new DiscomfortException('"message_formatter" must be callable');
            }
        }

        if (!is_null($valueKey)) {
            $templateValue = $valueKey;
        } else {
            if (!is_string($value)) {
                $valueType = gettype($value);
                $templateValue = "'{$valueType}'";
            } else {
                $templateValue = "'{$value}'";
            }
        }

        $errorMessage = $messageFormatter(
            $errorHandler['message'],
            $templateValue ?: $errorHandler['value']
        );

        throw new ValidationException($key, $errorMessage);
    }
}


1		<?php
2		namespace Comfort\Validator;
3
4		use Comfort\Comfort;
5		use Comfort\Error;
6		use Comfort\Exception\DiscomfortException;
7		use Comfort\Exception\ValidationException;
8		use Comfort\ValidationError;
9		use Comfort\Validator\Helper\AlternativesTrait;
10		use Comfort\Validator\Helper\ExecutorTrait;
11
12		/**
13		* Class AbstractValidator
14		* @package Comfort\Validator
15		*/
16		abstract class AbstractValidator
17		{
18		use AlternativesTrait;
19		use ExecutorTrait;
20
21		/**
22		* @var \Closure[]
23		*/
24		protected $validationStack = [];
25		/**
26		* @var Comfort
27		*/
28		private $comfort;
29		/**
30		* @var boolean
31		*/
32		private $toBool = false;
33		/**
34		* @var bool
35		*/
36		private $optional = true;
37		/**
38		* @var mixed
39		*/
40		private $defaultValue;
41		/**
42		* @var array
43		*/
44		protected $errorHandlers = [
45		'default' => [
46		'message' => 'There was a validation error'
47		],
48		'required' => [
49		'message' => '%s is required',
50		'default' => 'value'
51		]
52		];
53
54		public function __construct(Comfort $comfort)
55		{
56
57		$this->comfort = $comfort;
58		}
59
60		/**
61		* Execute validation stack
62		*
63		* @param mixed $value
64		* @param null\|string $key
65		* @return bool\|ValidationError\|null
66		*/
67		public function __invoke($value, $key = null)
68		{
69		return $this->validate($value, $key);
		0 ignored issues – show Bug introduced 2016-08-19 00:57 UTC by Report Bug Copy Issue Report It seems like `$key` defined by parameter `$key` on line 67 can also be of type `string`; however, `Comfort\Validator\Helper\ExecutorTrait::validate()` does only seem to accept `null`, maybe add an additional type check? This check looks at variables that have been passed in as parameters and are passed out again to other methods. If the outgoing method call has stricter type requirements than the method itself, an issue is raised. An additional type check may prevent trouble. Loading history...
70		}
71
72		public function __call($name, $arguments)
73		{
74		return call_user_func_array([$this->comfort, $name], $arguments);
75		}
76
77		/**
78		* Declare the value as being required
79		*
80		* @return $this
81		*/
82		public function required()
83		{
84		$this->optional = false;
85
86		$this->add(function ($value, $nameKey) {
87		if (is_null($value)) {
88		$this->createError('required', $value, $nameKey);
89		}
90		});
91
92
93		return $this;
94		}
95
96
97		/**
98		* Declare data is optional
99		*
100		* @return $this
101		*/
102		public function optional()
103		{
104		$this->optional = true;
105
106		return $this;
107		}
108
109		/**
110		* Add adhoc validator to validation stack
111		*
112		* @param callable $validation
113		* @return $this
114		*/
115		public function add(callable $validation)
116		{
117		$this->validationStack[] = $validation;
118
119		return $this;
120		}
121
122		/**
123		* Validate given value matches any of the provided strings
124		*
125		* @param array $vals
126		* @return $this
127		*/
128	View Code Duplication	public function anyOf(array $vals)
		0 ignored issues – show Duplication introduced 2016-06-29 00:14 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
129		{
130		$this->add(function ($value, $nameKey) use ($vals) {
131		if (!in_array($value, $vals)) {
132		return $this->createError('anyof', $value, $nameKey);
133		}
134		});
135
136		return $this;
137		}
138
139		/**
140		* Map value to key in array and grab associated array value, or
141		* feed value into callable and use returned value
142		*
143		* @param array\|callable $mapper
144		* @return $this
145		* @throws DiscomfortException
146		*/
147		public function map($mapper)
148		{
149		if (!is_callable($mapper) && !is_array($mapper)) {
150		throw new DiscomfortException('$mapValues must be an array or callable');
151		}
152
153		$mapper = is_callable($mapper) ? $mapper : function($value) use ($mapper) {
154		if (array_key_exists($value, $mapper)) {
155		return $mapper[$value];
156		}
157		};
158
159		return $this->add(function($value) use ($mapper) {
160		$mappedVal = $mapper($value);
161		return $mappedVal === null ? $value : $mappedVal;
162		});
163		}
164
165		/**
166		* On validation failure whether to return false or a validation error
167		*
168		* @param bool $val
169		* @return $this
170		*/
171		public function toBool($val = true)
172		{
173		$this->toBool = (boolean)$val;
174
175		return $this;
176		}
177
178		/**
179		* Set default value
180		*
181		* @param $value
182		* @return $this
183		*/
184		public function defaultValue($value)
185		{
186		$this->defaultValue = $value;
187
188		return $this;
189		}
190
191		/**
192		* Set error messages
193		*
194		* @param array $errorMessages
195		* @return $this
196		*/
197		public function errorMessages(array $errorMessages)
198		{
199		$errorMessages = array_map(function ($errorMessage) {
200		if (is_string($errorMessage)) {
201		$errorMessage = ['message' => $errorMessage];
202		}
203
204		return $errorMessage;
205		}, $errorMessages);
206
207		$this->errorHandlers = array_merge($this->errorHandlers, $errorMessages);
208		return $this;
209		}
210
211		/**
212		* Create an error with a formatted message
213		*
214		* @param string $key
215		* @param null\|string $value
216		* @param null\|string $valueKey
217		* @param mixed $validationValue
218		* @throws DiscomfortException
219		* @throws ValidationException
220		*/
221		protected function createError($key, $value = null, $valueKey = null, $validationValue = null)
		0 ignored issues – show Unused Code introduced 2016-05-20 13:13 UTC by Report Bug Copy Issue Report The parameter `$validationValue` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
222		{
223		if (!array_key_exists($key, $this->errorHandlers)) {
224		throw new ValidationException(
225		$key,
226		$this->errorHandlers['default']['message']
227		);
228		}
229
230		$errorHandler = $this->errorHandlers[$key];
231		if (!array_key_exists('message_formatter', $errorHandler)) {
232		$messageFormatter = function ($template, $value, $validationValue = null) {
233		return sprintf($template, $value, $validationValue);
234		};
235		} else {
236		$messageFormatter = $errorHandler['message_formatter'];
237		if (!is_callable($messageFormatter)) {
238		throw new DiscomfortException('"message_formatter" must be callable');
239		}
240		}
241
242		if (!is_null($valueKey)) {
243		$templateValue = $valueKey;
244		} else {
245		if (!is_string($value)) {
246		$valueType = gettype($value);
247		$templateValue = "'{$valueType}'";
248		} else {
249		$templateValue = "'{$value}'";
250		}
251		}
252
253		$errorMessage = $messageFormatter(
254		$errorHandler['message'],
255		$templateValue ?: $errorHandler['value']
256		);
257
258		throw new ValidationException($key, $errorMessage);
259		}
260		}
261

mrferos / comfort

Push — master ( 872ac5...951b37 )

AbstractValidator::map() B

Complexity

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Duplication

Importance

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