Countries::getArray() - Code Metrics - Inspection of "Add countries class" - digital-canvas/options - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Branch — master (616a84)

by Jonathan

created 2016-05-22 20:18 UTC

Countries::getArray() A

↳ Parent: Countries

Complexity

Conditions	2
Paths	2

Size

Total Lines	8
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	5
CRAP Score	2

Importance

Changes	1
Bugs	0	Features	1

Metric	Value
c	1
b	0
f	1
dl	0
loc	8
ccs	5
cts	5
cp	1
rs	9.4285
cc	2
eloc	4
nc	2
nop	0
crap	2

<?php
namespace DigitalCanvas\Options;

use RuntimeException;

class Countries
{
    /**
     * @var string
     */
    private static $file;

    /**
     * @var array
     */
    private static $countries;

    /**
     * Sets the xml file to use to load countries
     *
     * @param string|null $file
     *
     * @throws RuntimeException
     */
    public static function setXML($file = null)
    {
        if (is_null($file)) {
            $file = __DIR__ . '/countries.xml';
        }
        if (!is_file($file)) {
            throw new RuntimeException('Country XML file does not exist.');
        }
        self::$file = realpath($file);
        self::$countries = null;

    }

    /**
     * Loads the countries from the xml file.
     */
    private static function loadCountries()
    {
        if (is_null(self::$file)) {
            self::setXML();
        }
        // Load xml file
        $xml = simplexml_load_file(self::$file);
        $countries = array();
        // loop through states
        foreach ($xml as $country) {
            $countries[(string) $country->code] = array(
                'code' => (string) $country->code,
                'name' => (string) $country->name
            );
        }
        // Cache states
        self::$countries = $countries;
        // Clear xml instance
        unset($xml, $countries, $country);
    }

    /**
     * Clears the data from the cache.
     */
    public static function clearCache()
    {
        self::$countries = null;

    }

    /**
     * Checks if data has been cached
     *
     * @return boolean
     */
    public static function isCached()
    {
        return !is_null(self::$countries);
    }

    /**
     * Returns array of countries
     *
     * @return array
     */
    public static function getArray()
    {
        // Load States if they are not yet loaded.
        if (is_null(self::$countries)) {
            self::loadCountries();
        }
        return self::$countries;
    }

    /**
     * Returns countries as abbreviation=>name pair array
     *
     * @return array
     */
    public static function getPairs()
    {
        // Load States if they are not yet loaded.
        if (is_null(self::$countries)) {
            self::loadCountries();
        }
        $countries = array();
        foreach (self::$countries as $key => $country) {
$collection = json_decode($data, true);
if ( ! is_array($collection)) {
    throw new \RuntimeException('$collection must be an array.');
}

foreach ($collection as $item) { /** ... */ }
            $countries[$country['code']] = $country['name'];
        }
        return $countries;
    }

    /**
     * Returns a single country by abbreviation
     *
     * @param string $country
     * @param bool $name_only
     *
     * @return string|array|bool
     */
    public static function getCountry($country, $name_only = true)
    {
        // Load States if they are not yet loaded.
        if (is_null(self::$countries)) {
            self::loadCountries();
        }
        if (array_key_exists($country, self::$countries)) {
            return ($name_only) ? self::$countries[$country]['name'] : self::$countries[$country];
        } else {
            return false;
        }
    }
}


1		<?php
2		namespace DigitalCanvas\Options;
3
4		use RuntimeException;
5
6		class Countries
7		{
8		/**
9		* @var string
10		*/
11		private static $file;
12
13		/**
14		* @var array
15		*/
16		private static $countries;
17
18		/**
19		* Sets the xml file to use to load countries
20		*
21		* @param string\|null $file
22		*
23		* @throws RuntimeException
24		*/
25	3	public static function setXML($file = null)
26		{
27	3	if (is_null($file)) {
28	1	$file = __DIR__ . '/countries.xml';
29	1	}
30	3	if (!is_file($file)) {
31	1	throw new RuntimeException('Country XML file does not exist.');
32		}
33	2	self::$file = realpath($file);
34	2	self::$countries = null;
		0 ignored issues – show Documentation Bug introduced 2016-05-22 20:19 UTC by Report Bug Copy Issue Report It seems like `null` of type `null` is incompatible with the declared type `array` of property `$countries`. Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property. Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property.. Loading history...
35	2	}
36
37		/**
38		* Loads the countries from the xml file.
39		*/
40	7	private static function loadCountries()
41		{
42	7	if (is_null(self::$file)) {
43	1	self::setXML();
44	1	}
45		// Load xml file
46	7	$xml = simplexml_load_file(self::$file);
47	7	$countries = array();
48		// loop through states
49	7	foreach ($xml as $country) {
50	7	$countries[(string) $country->code] = array(
51	7	'code' => (string) $country->code,
52	7	'name' => (string) $country->name
53	7	);
54	7	}
55		// Cache states
56	7	self::$countries = $countries;
57		// Clear xml instance
58	7	unset($xml, $countries, $country);
59	7	}
60
61		/**
62		* Clears the data from the cache.
63		*/
64	8	public static function clearCache()
65		{
66	8	self::$countries = null;
		0 ignored issues – show Documentation Bug introduced 2016-05-22 20:19 UTC by Report Bug Copy Issue Report It seems like `null` of type `null` is incompatible with the declared type `array` of property `$countries`. Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property. Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property.. Loading history...
67	8	}
68
69		/**
70		* Checks if data has been cached
71		*
72		* @return boolean
73		*/
74	1	public static function isCached()
75		{
76	1	return !is_null(self::$countries);
77		}
78
79		/**
80		* Returns array of countries
81		*
82		* @return array
83		*/
84	1	public static function getArray()
85		{
86		// Load States if they are not yet loaded.
87	1	if (is_null(self::$countries)) {
88	1	self::loadCountries();
89	1	}
90	1	return self::$countries;
91		}
92
93		/**
94		* Returns countries as abbreviation=>name pair array
95		*
96		* @return array
97		*/
98	3	public static function getPairs()
99		{
100		// Load States if they are not yet loaded.
101	3	if (is_null(self::$countries)) {
102	3	self::loadCountries();
103	3	}
104	3	$countries = array();
105	3	foreach (self::$countries as $key => $country) {
		0 ignored issues – show Bug introduced 2016-05-22 20:19 UTC by Report Bug Copy Issue Report The expression `self::$countries` of type `null\|array` is not guaranteed to be traversable. How about adding an additional type check? There are different options of fixing this problem. If you want to be on the safe side, you can add an additional type-check: $collection = json_decode($data, true); if ( ! is_array($collection)) { throw new \RuntimeException('$collection must be an array.'); } foreach ($collection as $item) { /** ... / } If you are sure that the expression is traversable, you might want to add a doc comment cast* to improve IDE auto-completion and static analysis: /** @var array $collection / $collection = json_decode($data, true); foreach ($collection as $item) { /* .. / } Mark the issue as a false-positive*: Just hover the remove button, in the top-right corner of this issue for more options. Loading history...
106	3	$countries[$country['code']] = $country['name'];
107	3	}
108	3	return $countries;
109		}
110
111		/**
112		* Returns a single country by abbreviation
113		*
114		* @param string $country
115		* @param bool $name_only
116		*
117		* @return string\|array\|bool
118		*/
119	3	public static function getCountry($country, $name_only = true)
120		{
121		// Load States if they are not yet loaded.
122	3	if (is_null(self::$countries)) {
123	3	self::loadCountries();
124	3	}
125	3	if (array_key_exists($country, self::$countries)) {
126	2	return ($name_only) ? self::$countries[$country]['name'] : self::$countries[$country];
127		} else {
128	1	return false;
129		}
130		}
131		}
132

digital-canvas / options

Branch — master (616a84)

Countries::getArray() A

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