AbstractDatabase::loadDatabase() - Code Metrics - Inspection of "Merge branch 'master' of github.com:sokil/php-isoc..." - sokil/php-isocodes - Measure and Improve Code Quality continuously with Scrutinizer

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by De

created 2017-11-15 22:11 UTC

AbstractDatabase::loadDatabase() C

↳ Parent: AbstractDatabase

Complexity

Conditions	9
Paths	10

Size

Total Lines	68
Code Lines	36

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	9
eloc	36
c	0
b	0
f	0
nc	10
nop	1
dl	0
loc	68
rs	6.2813

How to fix Long Method

<?php

namespace Sokil\IsoCodes;

/**
 * Abstract collection of ISO entries
 */
abstract class AbstractDatabase implements \Iterator, \Countable
{
    /**
     * Path to ISO databases
     */
    const DATABASE_PATH = '/../databases';

    /**
     * Path to gettext localised messages
     */
    const MESSAGES_PATH = '/../messages';

    /**
     * @var array[]
     */
    private $clusterIndex = [];

    /**
     * Index to search by entry field's values
     *
     * @var array
     */
    private $index = [];

    public function __construct()
    {
        $this->loadDatabase($this->getDatabaseFilePath());
    }

    /**
     * ISO Standard Number
     *
     * @return string
     */
    abstract public static function getISONumber();

    /**
     * @param array $entry
     *
     * @return object
     */
    abstract protected function arrayToEntry(array $entry);

    /**
     * List of entry fields to be indexed and searched.
     * May be override in child classes to search by indexed fields.
     *
     * @return array
     */
    protected function getIndexDefinition()
    {
        return [];
    }

    /**
     * @return string
     */
    private function getDatabaseFilePath()
    {
        return __DIR__ . self::DATABASE_PATH . '/iso_' . $this->getISONumber() . '.json';
    }

    /**
     * @return string
     */
    private function getLocalMessagesPath()
    {
        return __DIR__ . self::MESSAGES_PATH;
    }

    /**
     * @param string $databaseFile
     */
    private function loadDatabase($databaseFile)
    {
        // add gettext domain
        bindtextdomain(
            $this->getISONumber(),
            $this->getLocalMessagesPath()
        );

        bind_textdomain_codeset(
            $this->getISONumber(),
            'UTF-8'
        );

        // load database from json file
        $json = json_decode(
            file_get_contents($databaseFile),
            true
        );

        // build index from database
        $entryList = $json[$this->getISONumber()];

        // index database
        $indexedFields = $this->getIndexDefinition();

        if (empty($indexedFields)) {
            $this->clusterIndex = $entryList;
        } else {
            // init all defined indexes
            foreach ($entryList as &$entry) {
                foreach ($indexedFields as $indexName => $indexDefinition) {
                    if (is_array($indexDefinition)) {
                        $reference = &$this->index[$indexName];
                        // compound index
                        foreach ($indexDefinition as $indexDefinitionPart) {
                            // limited length of field
                            if (is_array($indexDefinitionPart)) {
                                $indexDefinitionPartValue = substr(
                                    $entry[$indexDefinitionPart[0]],
                                    0,
                                    $indexDefinitionPart[1]
                                );
                            } else {
                                $indexDefinitionPartValue = $entry[$indexDefinitionPart];
                            }
                            if (!isset($reference[$indexDefinitionPartValue])) {
                                $reference[$indexDefinitionPartValue] = [];
                            }
                            $reference = &$reference[$indexDefinitionPartValue];
                        }

                        $reference = $this->arrayToEntry($entry);
                    } else {
                        // single index
                        $indexName = $indexDefinition;
                        // skip empty field
                        if (empty($entry[$indexDefinition])) {
                            continue;
                        }
                        // add to index
                        $this->index[$indexName][$entry[$indexDefinition]] = $this->arrayToEntry($entry);
                    }
                }
            }

            // set cluster index as first index
            $clusterIndexName = key($this->index);
            $this->clusterIndex = &$this->index[$clusterIndexName];
        }
    }

    /**
     * @param string $indexedFieldName
     * @param string|int $fieldValue
     *
     * @return object|null
     */
    protected function find($indexedFieldName, $fieldValue)
    {
        if (!isset($this->index[$indexedFieldName][$fieldValue])) {
            throw new \InvalidArgumentException(sprintf('Unknown field %s', $indexedFieldName));
        }

        $result = $this->index[$indexedFieldName][$fieldValue];

        return $result;
    }

    /**
     * @return object[]
     */
    public function toArray()
    {
        return iterator_to_array($this);
    }

    /**
     * @return object
     */
    public function current()
    {
        return current($this->clusterIndex);
    }

    /**
     * @return int|null
     */
    public function key()
    {
        return key($this->clusterIndex);
    }

    public function next()
    {
        next($this->clusterIndex);
    }
    
    public function rewind()
    {
        reset($this->clusterIndex);
    }

    /**
     * @return bool
     */
    public function valid()
    {
        return $this->key() !== null;
    }

    /**
     * @return int
     */
    public function count()
    {
        return count($this->clusterIndex);
    }
}


1			<?php
2
3			namespace Sokil\IsoCodes;
4
5			/**
6			* Abstract collection of ISO entries
7			*/
8			abstract class AbstractDatabase implements \Iterator, \Countable
9			{
10			/**
11			* Path to ISO databases
12			*/
13			const DATABASE_PATH = '/../databases';
14
15			/**
16			* Path to gettext localised messages
17			*/
18			const MESSAGES_PATH = '/../messages';
19
20			/**
21			* @var array[]
22			*/
23			private $clusterIndex = [];
24
25			/**
26			* Index to search by entry field's values
27			*
28			* @var array
29			*/
30			private $index = [];
31
32			public function __construct()
33			{
34			$this->loadDatabase($this->getDatabaseFilePath());
35			}
36
37			/**
38			* ISO Standard Number
39			*
40			* @return string
41			*/
42			abstract public static function getISONumber();
43
44			/**
45			* @param array $entry
46			*
47			* @return object
48			*/
49			abstract protected function arrayToEntry(array $entry);
50
51			/**
52			* List of entry fields to be indexed and searched.
53			* May be override in child classes to search by indexed fields.
54			*
55			* @return array
56			*/
57			protected function getIndexDefinition()
58			{
59			return [];
60			}
61
62			/**
63			* @return string
64			*/
65			private function getDatabaseFilePath()
66			{
67			return __DIR__ . self::DATABASE_PATH . '/iso_' . $this->getISONumber() . '.json';
68			}
69
70			/**
71			* @return string
72			*/
73			private function getLocalMessagesPath()
74			{
75			return __DIR__ . self::MESSAGES_PATH;
76			}
77
78			/**
79			* @param string $databaseFile
80			*/
81			private function loadDatabase($databaseFile)
82			{
83			// add gettext domain
84			bindtextdomain(
85			$this->getISONumber(),
86			$this->getLocalMessagesPath()
87			);
88
89			bind_textdomain_codeset(
90			$this->getISONumber(),
91			'UTF-8'
92			);
93
94			// load database from json file
95			$json = json_decode(
96			file_get_contents($databaseFile),
97			true
98			);
99
100			// build index from database
101			$entryList = $json[$this->getISONumber()];
102
103			// index database
104			$indexedFields = $this->getIndexDefinition();
105
106			if (empty($indexedFields)) {
107			$this->clusterIndex = $entryList;
108			} else {
109			// init all defined indexes
110			foreach ($entryList as &$entry) {
111			foreach ($indexedFields as $indexName => $indexDefinition) {
112			if (is_array($indexDefinition)) {
113			$reference = &$this->index[$indexName];
114			// compound index
115			foreach ($indexDefinition as $indexDefinitionPart) {
116			// limited length of field
117			if (is_array($indexDefinitionPart)) {
118			$indexDefinitionPartValue = substr(
119			$entry[$indexDefinitionPart[0]],
120			0,
121			$indexDefinitionPart[1]
122			);
123			} else {
124			$indexDefinitionPartValue = $entry[$indexDefinitionPart];
125			}
126			if (!isset($reference[$indexDefinitionPartValue])) {
127			$reference[$indexDefinitionPartValue] = [];
128			}
129			$reference = &$reference[$indexDefinitionPartValue];
130			}
131
132			$reference = $this->arrayToEntry($entry);
133			} else {
134			// single index
135			$indexName = $indexDefinition;
136			// skip empty field
137			if (empty($entry[$indexDefinition])) {
138			continue;
139			}
140			// add to index
141			$this->index[$indexName][$entry[$indexDefinition]] = $this->arrayToEntry($entry);
142			}
143			}
144			}
145
146			// set cluster index as first index
147			$clusterIndexName = key($this->index);
148			$this->clusterIndex = &$this->index[$clusterIndexName];
149			}
150			}
151
152			/**
153			* @param string $indexedFieldName
154			* @param string\|int $fieldValue
155			*
156			* @return object\|null
157			*/
158			protected function find($indexedFieldName, $fieldValue)
159			{
160			if (!isset($this->index[$indexedFieldName][$fieldValue])) {
161			throw new \InvalidArgumentException(sprintf('Unknown field %s', $indexedFieldName));
162			}
163
164			$result = $this->index[$indexedFieldName][$fieldValue];
165
166			return $result;
167			}
168
169			/**
170			* @return object[]
171			*/
172			public function toArray()
173			{
174			return iterator_to_array($this);
175			}
176
177			/**
178			* @return object
179			*/
180			public function current()
181			{
182			return current($this->clusterIndex);
183			}
184
185			/**
186			* @return int\|null
187			*/
188			public function key()
189			{
190			return key($this->clusterIndex);
191			}
192
193			public function next()
194			{
195			next($this->clusterIndex);
196			}
197
198			public function rewind()
199			{
200			reset($this->clusterIndex);
201			}
202
203			/**
204			* @return bool
205			*/
206			public function valid()
207			{
208			return $this->key() !== null;
209			}
210
211			/**
212			* @return int
213			*/
214			public function count()
215			{
216			return count($this->clusterIndex);
217			}
218			}
219

sokil / php-isocodes

Push — master ( 9084ca...59b574 )

AbstractDatabase::loadDatabase() C

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Duplication

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How to fix Long Method

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