ValueValidator::add() - Code Metrics - Inspection of "Update composer.json" - siriusphp/validation - Measure and Improve Code Quality continuously with Scrutinizer

Completed

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by Adrian

created 2016-01-23 17:27 UTC

ValueValidator::add() C

↳ Parent: ValueValidator

Complexity

Conditions	8
Paths	8

Size

Total Lines	25
Code Lines	12

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	14
CRAP Score	8.0189

Importance

Changes	6
Bugs	2	Features	0

Metric	Value
c	6
b	2
f	0
dl	0
loc	25
ccs	14
cts	15
cp	0.9333
rs	5.3846
cc	8
eloc	12
nc	8
nop	4
crap	8.0189

<?php

namespace Sirius\Validation;

use Sirius\Validation\Rule\AbstractRule;

class ValueValidator
{

    /**
     * The error messages generated after validation or set manually
     *
     * @var array
     */
    protected $messages = array();

    /**
     * Will be used to construct the rules
     *
     * @var \Sirius\Validation\RuleFactory
     */
    protected $ruleFactory;

    /**
     * The prototype that will be used to generate the error message
     *
     * @var \Sirius\Validation\ErrorMessage
     */
    protected $errorMessagePrototype;

    /**
     * The rule collections for the validation
     *
     * @var \Sirius\Validation\RuleCollection
     */
    protected $rules;

    /**
     * The label of the value to be validated
     *
     * @var string
     */
    protected $label;


    function __construct(RuleFactory $ruleFactory = null, ErrorMessage $errorMessagePrototype = null, $label = null)

    {
        if ( ! $ruleFactory) {
            $ruleFactory = new RuleFactory();
        }
        $this->ruleFactory = $ruleFactory;
        if ( ! $errorMessagePrototype) {
            $errorMessagePrototype = new ErrorMessage();
        }
        $this->errorMessagePrototype = $errorMessagePrototype;
        if ($label) {
            $this->label = $label;
        }
        $this->rules = new RuleCollection;
    }

    public function setLabel($label = null)
    {
        $this->label = $label;

        return $this;
    }

    /**
     * Add 1 or more validation rules
     *
     * @example // add multiple rules at once
     *          $validator->add(array(
     *          'required',
     *          array('required', array('email', null, '{label} must be an email', 'Field B')),
     *          ));
     *          // add multiple rules using a string
     *          $validator->add('required | email');
     *          // add validator with options
     *          $validator->add('minlength', array('min' => 2), '{label} should have at least {min} characters', 'Field label');
     *          // add validator with string and parameters as JSON string
     *          $validator->add('minlength({"min": 2})({label} should have at least {min} characters)(Field label)');
     *          // add validator with string and parameters as query string
     *          $validator->add('minlength(min=2)({label} should have at least {min} characters)(Field label)');
     *
     * @param string|callback $name
     * @param string|array $options
     * @param string $messageTemplate
     * @param string $label
     *
     * @return ValueValidator
     */
    public function add($name, $options = null, $messageTemplate = null, $label = null)
    {
        if (is_array($name) && ! is_callable($name)) {
            return $this->addMultiple($name);
        }
        if (is_string($name)) {
            // rule was supplied like 'required | email'
            if (strpos($name, ' | ') !== false) {
                return $this->addMultiple(explode(' | ', $name));
            }
            // rule was supplied like this 'length(2,10)(error message template)(label)'
            if (strpos($name, '(') !== false) {
                list ($name, $options, $messageTemplate, $label) = $this->parseRule($name);
            }
        }

        // check for the default label
        if ( ! $label && $this->label) {
''   == false // true
''   == null  // true
'ab' == false // false
'ab' == null  // false

// It is often better to use strict comparison
'' === false // false
'' === null  // false
            $label = $this->label;
        }

        $validator = $this->ruleFactory->createRule($name, $options, $messageTemplate, $label);

        return $this->addRule($validator);
    }

    /**
     * @param array $rules
     *
     * @return ValueValidator
     */
    public function addMultiple($rules)
    {
        foreach ($rules as $singleRule) {
            // make sure the rule is an array (the parameters of subsequent calls);
            $singleRule = is_array($singleRule) ? $singleRule : array(
                $singleRule
            );
            call_user_func_array(
                array(
                    $this,
                    'add'
                ),
                $singleRule
            );
        }

        return $this;
    }

    /**
     * @param AbstractValidator $validationRule
     *
     * @return ValueValidator
     */
    public function addRule(AbstractRule $validationRule)
    {
        $validationRule->setErrorMessagePrototype($this->errorMessagePrototype);
        $this->rules->attach($validationRule);

        return $this;
    }

    /**
     * Remove validation rule
     *
     * @param mixed $name
     *            rule name or true if all rules should be deleted for that selector
     * @param mixed $options
     *            rule options, necessary for rules that depend on params for their ID
     *
     * @throws \InvalidArgumentException
     * @internal param string $selector data selector
     * @return self
     */
    public function remove($name = true, $options = null)
    {
        if ($name === true) {
            $this->rules = new RuleCollection();

            return $this;
        }
        $validator = $this->ruleFactory->createRule($name, $options);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
        $this->rules->detach($validator);

        return $this;
    }

    /**
     * Converts a rule that was supplied as string into a set of options that define the rule
     *
     * @example 'minLength({"min":2})({label} must have at least {min} characters)(Street)'
     *
     *          will be converted into
     *
     *          array(
     *          'minLength', // validator name
     *          array('min' => 2'), // validator options
     *          '{label} must have at least {min} characters',
     *          'Street' // label
     *          )
     *
     * @param string $ruleAsString
     *
     * @return array
     */
    protected function parseRule($ruleAsString)
    {
        $ruleAsString    = trim($ruleAsString);
        $options         = array();
        $messageTemplate = null;
        $label           = null;

        $name         = substr($ruleAsString, 0, strpos($ruleAsString, '('));
        $ruleAsString = substr($ruleAsString, strpos($ruleAsString, '('));
        $matches      = array();
        preg_match_all('/\(([^\)]*)\)/', $ruleAsString, $matches);

        if (isset($matches[1])) {
            if (isset($matches[1][0]) && $matches[1][0]) {
                $options = $matches[1][0];
            }
            if (isset($matches[1][1]) && $matches[1][1]) {
                $messageTemplate = $matches[1][1];
            }
            if (isset($matches[1][2]) && $matches[1][2]) {
                $label = $matches[1][2];
            }
        }

        return array(
            $name,
            $options,
            $messageTemplate,
            $label
        );
    }


    public function validate($value, $valueIdentifier = null, DataWrapper\WrapperInterface $context = null)
    {
        $this->messages = array();
        $isRequired     = false;
        foreach ($this->rules as $rule) {
            if ($rule instanceof Rule\Required) {
                $isRequired = true;
                break;
            }
        }

        if ( ! $isRequired && $value === null) {
            return true;
        }

        /* @var $rule \Sirius\Validation\Rule\AbstractValidator */
        foreach ($this->rules as $rule) {
            $rule->setContext($context);
            if ( ! $rule->validate($value, $valueIdentifier)) {
                $this->addMessage($rule->getMessage());
            }
            // if field is required and we have an error,
            // do not continue with the rest of rules
            if ($isRequired && count($this->messages)) {
                break;
            }
        }

        return count($this->messages) === 0;
    }

    public function getMessages()
    {
        return $this->messages;
    }

    public function addMessage($message)
    {
        array_push($this->messages, $message);

        return $this;
    }

    public function getRules()
    {
        return $this->rules;
    }

}


1		<?php
2
3		namespace Sirius\Validation;
4
5		use Sirius\Validation\Rule\AbstractRule;
6
7		class ValueValidator
8		{
9
10		/**
11		* The error messages generated after validation or set manually
12		*
13		* @var array
14		*/
15		protected $messages = array();
16
17		/**
18		* Will be used to construct the rules
19		*
20		* @var \Sirius\Validation\RuleFactory
21		*/
22		protected $ruleFactory;
23
24		/**
25		* The prototype that will be used to generate the error message
26		*
27		* @var \Sirius\Validation\ErrorMessage
28		*/
29		protected $errorMessagePrototype;
30
31		/**
32		* The rule collections for the validation
33		*
34		* @var \Sirius\Validation\RuleCollection
35		*/
36		protected $rules;
37
38		/**
39		* The label of the value to be validated
40		*
41		* @var string
42		*/
43		protected $label;
44
45
46	22	function __construct(RuleFactory $ruleFactory = null, ErrorMessage $errorMessagePrototype = null, $label = null)
		0 ignored issues – show Best Practice introduced 2015-11-22 20:49 UTC by Report Bug Copy Issue Report It is generally recommended to explicitly declare the visibility for methods. Adding explicit visibility (`private`, `protected`, or `public`) is generally recommend to communicate to other developers how, and from where this method is intended to be used. Loading history...
47		{
48	22	if ( ! $ruleFactory) {
49	6	$ruleFactory = new RuleFactory();
50	6	}
51	22	$this->ruleFactory = $ruleFactory;
52	22	if ( ! $errorMessagePrototype) {
53	6	$errorMessagePrototype = new ErrorMessage();
54	6	}
55	22	$this->errorMessagePrototype = $errorMessagePrototype;
56	22	if ($label) {
57	2	$this->label = $label;
58	2	}
59	22	$this->rules = new RuleCollection;
60	22	}
61
62	1	public function setLabel($label = null)
63		{
64	1	$this->label = $label;
65
66	1	return $this;
67		}
68
69		/**
70		* Add 1 or more validation rules
71		*
72		* @example // add multiple rules at once
73		* $validator->add(array(
74		* 'required',
75		* array('required', array('email', null, '{label} must be an email', 'Field B')),
76		* ));
77		* // add multiple rules using a string
78		* $validator->add('required \| email');
79		* // add validator with options
80		* $validator->add('minlength', array('min' => 2), '{label} should have at least {min} characters', 'Field label');
81		* // add validator with string and parameters as JSON string
82		* $validator->add('minlength({"min": 2})({label} should have at least {min} characters)(Field label)');
83		* // add validator with string and parameters as query string
84		* $validator->add('minlength(min=2)({label} should have at least {min} characters)(Field label)');
85		*
86		* @param string\|callback $name
87		* @param string\|array $options
88		* @param string $messageTemplate
89		* @param string $label
90		*
91		* @return ValueValidator
92		*/
93	22	public function add($name, $options = null, $messageTemplate = null, $label = null)
94		{
95	22	if (is_array($name) && ! is_callable($name)) {
96		return $this->addMultiple($name);
97		}
98	22	if (is_string($name)) {
99		// rule was supplied like 'required \| email'
100	22	if (strpos($name, ' \| ') !== false) {
101	4	return $this->addMultiple(explode(' \| ', $name));
102		}
103		// rule was supplied like this 'length(2,10)(error message template)(label)'
104	22	if (strpos($name, '(') !== false) {
105	5	list ($name, $options, $messageTemplate, $label) = $this->parseRule($name);
106	5	}
107	22	}
108
109		// check for the default label
110	22	if ( ! $label && $this->label) {
		0 ignored issues – show Bug Best Practice introduced 2015-11-22 20:49 UTC by Report Bug Copy Issue Report The expression `$label` of type `string\|null` is loosely compared to `false`; this is ambiguous if the string can be empty. You might want to explicitly use `=== null` instead. In PHP, under loose comparison (like `==`, or `!=`, or `switch` conditions), values of different types might be equal. For `string` values, the empty string `''` is a special case, in particular the following results might be unexpected: '' == false // true '' == null // true 'ab' == false // false 'ab' == null // false // It is often better to use strict comparison '' === false // false '' === null // false Loading history...
111	2	$label = $this->label;
112	2	}
113
114	22	$validator = $this->ruleFactory->createRule($name, $options, $messageTemplate, $label);
115
116	20	return $this->addRule($validator);
117		}
118
119		/**
120		* @param array $rules
121		*
122		* @return ValueValidator
123		*/
124	4	public function addMultiple($rules)
125		{
126	4	foreach ($rules as $singleRule) {
127		// make sure the rule is an array (the parameters of subsequent calls);
128	4	$singleRule = is_array($singleRule) ? $singleRule : array(
129		$singleRule
130	4	);
131	4	call_user_func_array(
132		array(
133	4	$this,
134		'add'
135	4	),
136		$singleRule
137	4	);
138	4	}
139
140	4	return $this;
141		}
142
143		/**
144		* @param AbstractValidator $validationRule
145		*
146		* @return ValueValidator
147		*/
148	20	public function addRule(AbstractRule $validationRule)
149		{
150	20	$validationRule->setErrorMessagePrototype($this->errorMessagePrototype);
151	20	$this->rules->attach($validationRule);
152
153	20	return $this;
154		}
155
156		/**
157		* Remove validation rule
158		*
159		* @param mixed $name
160		* rule name or true if all rules should be deleted for that selector
161		* @param mixed $options
162		* rule options, necessary for rules that depend on params for their ID
163		*
164		* @throws \InvalidArgumentException
165		* @internal param string $selector data selector
166		* @return self
167		*/
168	4	public function remove($name = true, $options = null)
169		{
170	4	if ($name === true) {
171	2	$this->rules = new RuleCollection();
172
173	2	return $this;
174		}
175	2	$validator = $this->ruleFactory->createRule($name, $options);
		0 ignored issues – show Documentation introduced 2015-11-22 20:49 UTC by Report Bug Copy Issue Report `$name` is of type `*`, but the function expects a `callable`. It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { } $x = '123'; // string "123" // Instead of acceptsInteger($x); // we recommend to use acceptsInteger((integer) $x); Loading history...
176	2	$this->rules->detach($validator);
177
178	2	return $this;
179		}
180
181		/**
182		* Converts a rule that was supplied as string into a set of options that define the rule
183		*
184		* @example 'minLength({"min":2})({label} must have at least {min} characters)(Street)'
185		*
186		* will be converted into
187		*
188		* array(
189		* 'minLength', // validator name
190		* array('min' => 2'), // validator options
191		* '{label} must have at least {min} characters',
192		* 'Street' // label
193		* )
194		*
195		* @param string $ruleAsString
196		*
197		* @return array
198		*/
199	5	protected function parseRule($ruleAsString)
200		{
201	5	$ruleAsString = trim($ruleAsString);
202	5	$options = array();
203	5	$messageTemplate = null;
204	5	$label = null;
205
206	5	$name = substr($ruleAsString, 0, strpos($ruleAsString, '('));
207	5	$ruleAsString = substr($ruleAsString, strpos($ruleAsString, '('));
208	5	$matches = array();
209	5	preg_match_all('/\(([^\)]*)\)/', $ruleAsString, $matches);
210
211	5	if (isset($matches[1])) {
212	5	if (isset($matches[1][0]) && $matches[1][0]) {
213	5	$options = $matches[1][0];
214	5	}
215	5	if (isset($matches[1][1]) && $matches[1][1]) {
216	2	$messageTemplate = $matches[1][1];
217	2	}
218	5	if (isset($matches[1][2]) && $matches[1][2]) {
219	2	$label = $matches[1][2];
220	2	}
221	5	}
222
223		return array(
224	5	$name,
225	5	$options,
226	5	$messageTemplate,
227		$label
228	5	);
229		}
230
231
232	20	public function validate($value, $valueIdentifier = null, DataWrapper\WrapperInterface $context = null)
233		{
234	20	$this->messages = array();
235	20	$isRequired = false;
236	20	foreach ($this->rules as $rule) {
237	20	if ($rule instanceof Rule\Required) {
238	14	$isRequired = true;
239	14	break;
240		}
241	20	}
242
243	20	if ( ! $isRequired && $value === null) {
244	5	return true;
245		}
246
247		/* @var $rule \Sirius\Validation\Rule\AbstractValidator */
248	19	foreach ($this->rules as $rule) {
249	19	$rule->setContext($context);
250	19	if ( ! $rule->validate($value, $valueIdentifier)) {
251	19	$this->addMessage($rule->getMessage());
252	19	}
253		// if field is required and we have an error,
254		// do not continue with the rest of rules
255	19	if ($isRequired && count($this->messages)) {
256	13	break;
257		}
258	19	}
259
260	19	return count($this->messages) === 0;
261		}
262
263	18	public function getMessages()
264		{
265	18	return $this->messages;
266		}
267
268	19	public function addMessage($message)
269		{
270	19	array_push($this->messages, $message);
271
272	19	return $this;
273		}
274
275	1	public function getRules()
276		{
277	1	return $this->rules;
278		}
279
280		}
281

siriusphp / validation

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ValueValidator::add() C

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