Ip::__invoke()   A
last analyzed

Complexity

Conditions 2
Paths 2

Size

Total Lines 9
Code Lines 5

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 5
CRAP Score 2

Importance

Changes 0
Metric Value
dl 0
loc 9
ccs 5
cts 5
cp 1
rs 9.6666
c 0
b 0
f 0
cc 2
eloc 5
nc 2
nop 3
crap 2
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<?php
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/**
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 *
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 * This file is part of Aura for PHP.
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 *
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 * @license http://opensource.org/licenses/bsd-license.php BSD
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 *
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 */
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namespace Aura\Filter\Rule\Validate;
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/**
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 *
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 * Validates a value is an IP address.
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 *
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 * @package Aura.Filter
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 *
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 */
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class Ip
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{
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    /**
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     *
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     * Validates that the value is an IP address.
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     *
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     * @param object $subject The subject to be filtered.
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     *
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     * @param string $field The subject field name.
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     *
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     * @param mixed $flags `FILTER_VALIDATE_IP` flags to pass to filter_var();
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     * cf. <http://php.net/manual/en/filter.filters.flags.php>.
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     *
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     * @return bool True if valid, false if not.
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     *
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     */
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    public function __invoke($subject, $field, $flags = null)
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    {
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        if ($flags === null) {
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            $flags = FILTER_FLAG_IPV4 | FILTER_FLAG_IPV6;
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        }
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        $value = $subject->$field;
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        return filter_var($value, FILTER_VALIDATE_IP, $flags) !== false;
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    }
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}
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