XmlStrategy::getNumericKeyValue() - Code Metrics - nilportugues/serializer - Measure and Improve Code Quality continuously with Scrutinizer

XmlStrategy::getNumericKeyValue() A
last analyzed 2015-12-15 18:10 UTC

↳ Parent: XmlStrategy

Complexity

Conditions	2
Paths	2

Size

Total Lines	11
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Importance

Changes	3
Bugs	0	Features	1

Metric	Value
c	3
b	0
f	1
dl	0
loc	11
rs	9.4286
cc	2
eloc	6
nc	2
nop	1

<?php

/**
 * Author: Nil Portugués Calderó <[email protected]>
 * Date: 8/29/15
 * Time: 12:46 PM.
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace NilPortugues\Serializer\Strategy;

use NilPortugues\Serializer\Serializer;
use SimpleXMLElement;

class XmlStrategy implements StrategyInterface
{
    /**
     * @var array
     */
    private $replacements = [
        Serializer::CLASS_IDENTIFIER_KEY => 'np_serializer_type',
        Serializer::SCALAR_TYPE => 'np_serializer_scalar',
        Serializer::SCALAR_VALUE => 'np_serializer_value',
        Serializer::MAP_TYPE => 'np_serializer_map',
    ];

    /**
     * @param mixed $value
     *
     * @return string
     */
    public function serialize($value)
    {
        $value = self::replaceKeys($this->replacements, $value);
        $xml = new SimpleXMLElement('<?xml version="1.0" encoding="UTF-8"?><data></data>');
        $this->arrayToXml($value, $xml);

        return $xml->asXML();

    }

    /**
     * @param array $replacements
     * @param array $input
     *
     * @return array
     */
    private static function replaceKeys(array &$replacements, array $input)
    {
        $return = [];
        foreach ($input as $key => $value) {
            $key = \str_replace(\array_keys($replacements), \array_values($replacements), $key);

            if (\is_array($value)) {
                $value = self::replaceKeys($replacements, $value);
            }

            $return[$key] = $value;
        }

        return $return;
    }

    /**
     * Converts an array to XML using SimpleXMLElement.
     *
     * @param array            $data
     * @param SimpleXMLElement $xmlData
     */
    private function arrayToXml(array &$data, SimpleXMLElement $xmlData)
    {
        foreach ($data as $key => $value) {
            if (\is_array($value)) {
                if (\is_numeric($key)) {
                    $key = 'np_serializer_element_'.gettype($key).'_'.$key;
                }
                $subnode = $xmlData->addChild($key);
                $this->arrayToXml($value, $subnode);
            } else {
                $xmlData->addChild("$key", "$value");
            }
        }
    }

    /**
     * @param $value
     *
     * @return array
     */
    public function unserialize($value)
    {
        $array = (array) \simplexml_load_string($value);
        self::castToArray($array);
        self::recoverArrayNumericKeyValues($array);
        $replacements = \array_flip($this->replacements);
        $array = self::replaceKeys($replacements, $array);

        return $array;
    }

    /**
     * @param array $array
     */
    private static function castToArray(array &$array)
    {
        foreach ($array as &$value) {
            if ($value instanceof SimpleXMLElement) {
                $value = (array) $value;
            }

            if (\is_array($value)) {
                self::castToArray($value);
            }
        }
    }

    /**
     * @param array $array
     */
    private static function recoverArrayNumericKeyValues(array &$array)
    {
        $newArray = [];
        foreach ($array as $key => &$value) {
            if (false !== \strpos($key, 'np_serializer_element_')) {
                $key = self::getNumericKeyValue($key);
            }

            $newArray[$key] = $value;

            if (\is_array($newArray[$key])) {
                self::recoverArrayNumericKeyValues($newArray[$key]);
            }
        }
        $array = $newArray;
    }

    /**
     * @param $key
     *
     * @return float|int
     */
    private static function getNumericKeyValue($key)
    {
        $newKey = \str_replace('np_serializer_element_', '', $key);
        list($type, $index) = \explode('_', $newKey);

        if ('integer' === $type) {
            $index = (int) $index;
        }

        return $index;
    }
}


1			<?php
2
3			/**
4			* Author: Nil Portugués Calderó <[email protected]>
5			* Date: 8/29/15
6			* Time: 12:46 PM.
7			*
8			* For the full copyright and license information, please view the LICENSE
9			* file that was distributed with this source code.
10			*/
11			namespace NilPortugues\Serializer\Strategy;
12
13			use NilPortugues\Serializer\Serializer;
14			use SimpleXMLElement;
15
16			class XmlStrategy implements StrategyInterface
17			{
18			/**
19			* @var array
20			*/
21			private $replacements = [
22			Serializer::CLASS_IDENTIFIER_KEY => 'np_serializer_type',
23			Serializer::SCALAR_TYPE => 'np_serializer_scalar',
24			Serializer::SCALAR_VALUE => 'np_serializer_value',
25			Serializer::MAP_TYPE => 'np_serializer_map',
26			];
27
28			/**
29			* @param mixed $value
30			*
31			* @return string
32			*/
33			public function serialize($value)
34			{
35			$value = self::replaceKeys($this->replacements, $value);
36			$xml = new SimpleXMLElement('<?xml version="1.0" encoding="UTF-8"?><data></data>');
37			$this->arrayToXml($value, $xml);
38
39			return $xml->asXML();
			0 ignored issues – show Comprehensibility Best Practice introduced 2015-11-21 16:39 UTC by Report Bug Copy Issue Report The expression `$xml->asXML();` of type `string\|false` adds `false` to the return on line 39 which is incompatible with the return type declared by the interface `NilPortugues\Serializer\...egyInterface::serialize` of type `string`. It seems like you forgot to handle an error condition. Loading history...
40			}
41
42			/**
43			* @param array $replacements
44			* @param array $input
45			*
46			* @return array
47			*/
48			private static function replaceKeys(array &$replacements, array $input)
49			{
50			$return = [];
51			foreach ($input as $key => $value) {
52			$key = \str_replace(\array_keys($replacements), \array_values($replacements), $key);
53
54			if (\is_array($value)) {
55			$value = self::replaceKeys($replacements, $value);
56			}
57
58			$return[$key] = $value;
59			}
60
61			return $return;
62			}
63
64			/**
65			* Converts an array to XML using SimpleXMLElement.
66			*
67			* @param array $data
68			* @param SimpleXMLElement $xmlData
69			*/
70			private function arrayToXml(array &$data, SimpleXMLElement $xmlData)
71			{
72			foreach ($data as $key => $value) {
73			if (\is_array($value)) {
74			if (\is_numeric($key)) {
75			$key = 'np_serializer_element_'.gettype($key).'_'.$key;
76			}
77			$subnode = $xmlData->addChild($key);
78			$this->arrayToXml($value, $subnode);
79			} else {
80			$xmlData->addChild("$key", "$value");
81			}
82			}
83			}
84
85			/**
86			* @param $value
87			*
88			* @return array
89			*/
90			public function unserialize($value)
91			{
92			$array = (array) \simplexml_load_string($value);
93			self::castToArray($array);
94			self::recoverArrayNumericKeyValues($array);
95			$replacements = \array_flip($this->replacements);
96			$array = self::replaceKeys($replacements, $array);
97
98			return $array;
99			}
100
101			/**
102			* @param array $array
103			*/
104			private static function castToArray(array &$array)
105			{
106			foreach ($array as &$value) {
107			if ($value instanceof SimpleXMLElement) {
108			$value = (array) $value;
109			}
110
111			if (\is_array($value)) {
112			self::castToArray($value);
113			}
114			}
115			}
116
117			/**
118			* @param array $array
119			*/
120			private static function recoverArrayNumericKeyValues(array &$array)
121			{
122			$newArray = [];
123			foreach ($array as $key => &$value) {
124			if (false !== \strpos($key, 'np_serializer_element_')) {
125			$key = self::getNumericKeyValue($key);
126			}
127
128			$newArray[$key] = $value;
129
130			if (\is_array($newArray[$key])) {
131			self::recoverArrayNumericKeyValues($newArray[$key]);
132			}
133			}
134			$array = $newArray;
135			}
136
137			/**
138			* @param $key
139			*
140			* @return float\|int
141			*/
142			private static function getNumericKeyValue($key)
143			{
144			$newKey = \str_replace('np_serializer_element_', '', $key);
145			list($type, $index) = \explode('_', $newKey);
146
147			if ('integer' === $type) {
148			$index = (int) $index;
149			}
150
151			return $index;
152			}
153			}
154

nilportugues / serializer

XmlStrategy::getNumericKeyValue() A last analyzed 2015-12-15 18:10 UTC

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XmlStrategy::getNumericKeyValue() A
last analyzed 2015-12-15 18:10 UTC