Issues in I18n.php - All Issues - Inspection of "implementing recommendations of scrutinizer" - PrivateBin/PrivateBin - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( 9b2af0...bbcc3e )

by El

created 2017-03-24 23:59 UTC

lib/I18n.php (8 issues)

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<?php
/**
 * PrivateBin
 *
 * a zero-knowledge paste bin
 *
 * @link      https://github.com/PrivateBin/PrivateBin
 * @copyright 2012 Sébastien SAUVAGE (sebsauvage.net)
 * @license   https://www.opensource.org/licenses/zlib-license.php The zlib/libpng License
 * @version   1.1
 */

namespace PrivateBin;

/**
 * I18n
 *
 * provides internationalization tools like translation, browser language detection, etc.
 */
class I18n
{
    /**
     * language
     *
     * @access protected
     * @static
     * @var    string
     */
    protected static $_language = 'en';

    /**
     * language fallback
     *
     * @access protected
     * @static
     * @var    string
     */
    protected static $_languageFallback = 'en';

    /**
     * language labels
     *
     * @access protected
     * @static
     * @var    array
     */
    protected static $_languageLabels = array();

    /**
     * available languages
     *
     * @access protected
     * @static
     * @var    array
     */
    protected static $_availableLanguages = array();

    /**
     * path to language files
     *
     * @access protected
     * @static
     * @var    string
     */
    protected static $_path = '';

    /**
     * translation cache
     *
     * @access protected
     * @static
     * @var    array
     */
    protected static $_translations = array();

    /**
     * translate a string, alias for translate()
     *
     * @access public
     * @static
     * @param  string $messageId
     * @param  mixed $args one or multiple parameters injected into placeholders
/**
 * @param array $germany
 * @param array $island
 * @param array $italy
 */
function finale($germany, $island) {
    return "2:1";
}
     * @return string
     */
    public static function _($messageId)

    {
        return forward_static_call_array('self::translate', func_get_args());
    }

    /**
     * translate a string
     *
     * @access public
     * @static
     * @param  string $messageId
     * @param  mixed $args one or multiple parameters injected into placeholders
/**
 * @param array $germany
 * @param array $island
 * @param array $italy
 */
function finale($germany, $island) {
    return "2:1";
}
     * @return string
     */
    public static function translate($messageId)
    {
        if (empty($messageId)) {
            return $messageId;
        }
        if (count(self::$_translations) === 0) {
            self::loadTranslations();
        }
        $messages = $messageId;
        if (is_array($messageId)) {
            $messageId = count($messageId) > 1 ? $messageId[1] : $messageId[0];
        }
        if (!array_key_exists($messageId, self::$_translations)) {
            self::$_translations[$messageId] = $messages;
        }
        $args = func_get_args();
        if (is_array(self::$_translations[$messageId])) {
            $number = (int) $args[1];
            $key    = self::_getPluralForm($number);
            $max    = count(self::$_translations[$messageId]) - 1;
            if ($key > $max) {
                $key = $max;
            }

            $args[0] = self::$_translations[$messageId][$key];
            $args[1] = $number;
        } else {
            $args[0] = self::$_translations[$messageId];
        }
        return call_user_func_array('sprintf', $args);
    }

    /**
     * loads translations
     *
     * From: https://stackoverflow.com/questions/3770513/detect-browser-language-in-php#3771447
     *
     * @access public
     * @static
     */
    public static function loadTranslations()
// Bad
class Router
{
    public function generate($path)
    {
        return $_SERVER['HOST'].$path;
    }
}

// Better
class Router
{
    private $host;

    public function __construct($host)
    {
        $this->host = $host;
    }

    public function generate($path)
    {
        return $this->host.$path;
    }
}

class Controller
{
    public function myAction(Request $request)
    {
        // Instead of
        $page = isset($_GET['page']) ? intval($_GET['page']) : 1;

        // Better (assuming you use the Symfony2 request)
        $page = $request->query->get('page', 1);
    }
}
    {
        $availableLanguages = self::getAvailableLanguages();

        // check if the lang cookie was set and that language exists
        if (
            array_key_exists('lang', $_COOKIE) &&
            ($key = array_search($_COOKIE['lang'], $availableLanguages)) !== false
        ) {
            $match = $availableLanguages[$key];
        }
        // find a translation file matching the browsers language preferences
        else {
            $match = self::_getMatchingLanguage(
                self::getBrowserLanguages(), $availableLanguages
            );
        }

        // load translations
        self::$_language     = $match;
        self::$_translations = ($match == 'en') ? array() : json_decode(

            file_get_contents(self::_getPath($match . '.json')),
            true
        );
    }

    /**
     * get list of available translations based on files found
     *
     * @access public
     * @static
     * @return array
     */
    public static function getAvailableLanguages()
    {
        if (count(self::$_availableLanguages) == 0) {
            $i18n = dir(self::_getPath());
            while (false !== ($file = $i18n->read())) {
                if (preg_match('/^([a-z]{2}).json$/', $file, $match) === 1) {
                    self::$_availableLanguages[] = $match[1];
                }
            }
            self::$_availableLanguages[] = 'en';
        }
        return self::$_availableLanguages;
    }

    /**
     * detect the clients supported languages and return them ordered by preference
     *
     * From: https://stackoverflow.com/questions/3770513/detect-browser-language-in-php#3771447
     *
     * @access public
     * @static
     * @return array
     */
    public static function getBrowserLanguages()
// Bad
class Router
{
    public function generate($path)
    {
        return $_SERVER['HOST'].$path;
    }
}

// Better
class Router
{
    private $host;

    public function __construct($host)
    {
        $this->host = $host;
    }

    public function generate($path)
    {
        return $this->host.$path;
    }
}

class Controller
{
    public function myAction(Request $request)
    {
        // Instead of
        $page = isset($_GET['page']) ? intval($_GET['page']) : 1;

        // Better (assuming you use the Symfony2 request)
        $page = $request->query->get('page', 1);
    }
}
    {
        $languages = array();
        if (array_key_exists('HTTP_ACCEPT_LANGUAGE', $_SERVER)) {
            $languageRanges = explode(',', trim($_SERVER['HTTP_ACCEPT_LANGUAGE']));
            foreach ($languageRanges as $languageRange) {

                if (preg_match(
                    '/(\*|[a-zA-Z0-9]{1,8}(?:-[a-zA-Z0-9]{1,8})*)(?:\s*;\s*q\s*=\s*(0(?:\.\d{0,3})|1(?:\.0{0,3})))?/',
                    trim($languageRange), $match
                )) {
                    if (!isset($match[2])) {
                        $match[2] = '1.0';
                    } else {
                        $match[2] = (string) floatval($match[2]);
                    }
                    if (!isset($languages[$match[2]])) {
                        $languages[$match[2]] = array();
                    }
                    $languages[$match[2]][] = strtolower($match[1]);
                }
            }
            krsort($languages);
        }
        return $languages;
    }

    /**
     * get currently loaded language
     *
     * @access public
     * @static
     * @return string
     */
    public static function getLanguage()
    {
        return self::$_language;
    }

    /**
     * get list of language labels
     *
     * Only for given language codes, otherwise all labels.
     *
     * @access public
     * @static
     * @param  array $languages
     * @return array
     */
    public static function getLanguageLabels($languages = array())
    {
        $file = self::_getPath('languages.json');
        if (count(self::$_languageLabels) == 0 && is_readable($file)) {
            self::$_languageLabels = json_decode(file_get_contents($file), true);

        }
        if (count($languages) == 0) {
            return self::$_languageLabels;
        }
        return array_intersect_key(self::$_languageLabels, array_flip($languages));
    }

    /**
     * set the default language
     *
     * @access public
     * @static
     * @param  string $lang
     */
    public static function setLanguageFallback($lang)
    {
        if (in_array($lang, self::getAvailableLanguages())) {
            self::$_languageFallback = $lang;
        }
    }

    /**
     * get language file path
     *
     * @access protected
     * @static
     * @param  string $file
     * @return string
     */
    protected static function _getPath($file = '')
    {
        if (strlen(self::$_path) == 0) {
            self::$_path = PUBLIC_PATH . DIRECTORY_SEPARATOR . 'i18n';
        }
        return self::$_path . (strlen($file) ? DIRECTORY_SEPARATOR . $file : '');
    }

    /**
     * determines the plural form to use based on current language and given number
     *
     * From: http://localization-guide.readthedocs.org/en/latest/l10n/pluralforms.html
     *
     * @access protected
     * @static
     * @param  int $n
     * @return int
     */
    protected static function _getPluralForm($n)
    {
        switch (self::$_language) {
            case 'fr':
            case 'oc':
            case 'zh':
                return $n > 1 ? 1 : 0;
            case 'pl':
                return $n == 1 ? 0 : ($n % 10 >= 2 && $n % 10 <= 4 && ($n % 100 < 10 || $n % 100 >= 20) ? 1 : 2);
            case 'ru':
                return $n % 10 == 1 && $n % 100 != 11 ? 0 : ($n % 10 >= 2 && $n % 10 <= 4 && ($n % 100 < 10 || $n % 100 >= 20) ? 1 : 2);
            case 'sl':
                return $n % 100 == 1 ? 1 : ($n % 100 == 2 ? 2 : ($n % 100 == 3 || $n % 100 == 4 ? 3 : 0));
            // de, en, es, it, no, pt
            default:
                return $n != 1 ? 1 : 0;
        }
    }

    /**
     * compares two language preference arrays and returns the preferred match
     *
     * From: https://stackoverflow.com/questions/3770513/detect-browser-language-in-php#3771447
     *
     * @access protected
     * @static
     * @param  array $acceptedLanguages
     * @param  array $availableLanguages
     * @return string
     */
    protected static function _getMatchingLanguage($acceptedLanguages, $availableLanguages)
    {
        $matches = array();
        $any     = false;
        foreach ($acceptedLanguages as $acceptedQuality => $acceptedValues) {
            $acceptedQuality = floatval($acceptedQuality);
            if ($acceptedQuality === 0.0) {
                continue;
            }
            foreach ($availableLanguages as $availableValue) {
                $availableQuality = 1.0;
                foreach ($acceptedValues as $acceptedValue) {
                    if ($acceptedValue === '*') {
                        $any = true;
                    }
                    $matchingGrade = self::_matchLanguage($acceptedValue, $availableValue);
                    if ($matchingGrade > 0) {
                        $q = (string) ($acceptedQuality * $availableQuality * $matchingGrade);
                        if (!isset($matches[$q])) {
                            $matches[$q] = array();
                        }
                        if (!in_array($availableValue, $matches[$q])) {
                            $matches[$q][] = $availableValue;
                        }
                    }
                }
            }
        }
        if (count($matches) === 0 && $any) {
            if (count($availableLanguages) > 0) {
                $matches['1.0'] = $availableLanguages;
            }
        }
        if (count($matches) === 0) {
            return self::$_languageFallback;
        }
        krsort($matches);
        $topmatches = current($matches);
        return current($topmatches);
    }

    /**
     * compare two language IDs and return the degree they match
     *
     * From: https://stackoverflow.com/questions/3770513/detect-browser-language-in-php#3771447
     *
     * @access protected
     * @static
     * @param  string $a
     * @param  string $b
     * @return float
     */
    protected static function _matchLanguage($a, $b)
    {
        $a = explode('-', $a);
        $b = explode('-', $b);
        for ($i = 0, $n = min(count($a), count($b)); $i < $n; ++$i) {
            if ($a[$i] !== $b[$i]) {
                break;
            }
        }
        return $i === 0 ? 0 : (float) $i / count($a);
    }
}


1			<?php
2			/**
3			* PrivateBin
4			*
5			* a zero-knowledge paste bin
6			*
7			* @link https://github.com/PrivateBin/PrivateBin
8			* @copyright 2012 Sébastien SAUVAGE (sebsauvage.net)
9			* @license https://www.opensource.org/licenses/zlib-license.php The zlib/libpng License
10			* @version 1.1
11			*/
12
13			namespace PrivateBin;
14
15			/**
16			* I18n
17			*
18			* provides internationalization tools like translation, browser language detection, etc.
19			*/
20			class I18n
21			{
22			/**
23			* language
24			*
25			* @access protected
26			* @static
27			* @var string
28			*/
29			protected static $_language = 'en';
30
31			/**
32			* language fallback
33			*
34			* @access protected
35			* @static
36			* @var string
37			*/
38			protected static $_languageFallback = 'en';
39
40			/**
41			* language labels
42			*
43			* @access protected
44			* @static
45			* @var array
46			*/
47			protected static $_languageLabels = array();
48
49			/**
50			* available languages
51			*
52			* @access protected
53			* @static
54			* @var array
55			*/
56			protected static $_availableLanguages = array();
57
58			/**
59			* path to language files
60			*
61			* @access protected
62			* @static
63			* @var string
64			*/
65			protected static $_path = '';
66
67			/**
68			* translation cache
69			*
70			* @access protected
71			* @static
72			* @var array
73			*/
74			protected static $_translations = array();
75
76			/**
77			* translate a string, alias for translate()
78			*
79			* @access public
80			* @static
81			* @param string $messageId
82			* @param mixed $args one or multiple parameters injected into placeholders
			0 ignored issues – show Bug introduced 2016-07-09 10:42 UTC by Report Bug Copy Issue Report Show Similar Issues like this There is no parameter named `$args`. Was it maybe removed? This check looks for PHPDoc comments describing methods or function parameters that do not exist on the corresponding method or function. Consider the following example. The parameter `$italy` is not defined by the method `finale(...)`. /** * @param array $germany * @param array $island * @param array $italy */ function finale($germany, $island) { return "2:1"; } The most likely cause is that the parameter was removed, but the annotation was not. Loading history...
83			* @return string
84			*/
85	81		public static function _($messageId)
			0 ignored issues – show Unused Code introduced 2016-07-09 10:42 UTC by Report Bug Copy Issue Report Show Similar Issues like this The parameter `$messageId` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
86			{
87	81		return forward_static_call_array('self::translate', func_get_args());
88			}
89
90			/**
91			* translate a string
92			*
93			* @access public
94			* @static
95			* @param string $messageId
96			* @param mixed $args one or multiple parameters injected into placeholders
			0 ignored issues – show Bug introduced 2016-07-09 10:42 UTC by Report Bug Copy Issue Report Show Similar Issues like this There is no parameter named `$args`. Was it maybe removed? This check looks for PHPDoc comments describing methods or function parameters that do not exist on the corresponding method or function. Consider the following example. The parameter `$italy` is not defined by the method `finale(...)`. /** * @param array $germany * @param array $island * @param array $italy */ function finale($germany, $island) { return "2:1"; } The most likely cause is that the parameter was removed, but the annotation was not. Loading history...
97			* @return string
98			*/
99	81		public static function translate($messageId)
100			{
101	81		if (empty($messageId)) {
102	34		return $messageId;
103			}
104	81		if (count(self::$_translations) === 0) {
105	63		self::loadTranslations();
106			}
107	81		$messages = $messageId;
108	81		if (is_array($messageId)) {
109	35		$messageId = count($messageId) > 1 ? $messageId[1] : $messageId[0];
110			}
111	81		if (!array_key_exists($messageId, self::$_translations)) {
112	65		self::$_translations[$messageId] = $messages;
113			}
114	81		$args = func_get_args();
115	81		if (is_array(self::$_translations[$messageId])) {
116	44		$number = (int) $args[1];
117	44		$key = self::_getPluralForm($number);
118	44		$max = count(self::$_translations[$messageId]) - 1;
119	44		if ($key > $max) {
120			$key = $max;
121			}
122
123	44		$args[0] = self::$_translations[$messageId][$key];
124	44		$args[1] = $number;
125			} else {
126	80		$args[0] = self::$_translations[$messageId];
127			}
128	81		return call_user_func_array('sprintf', $args);
129			}
130
131			/**
132			* loads translations
133			*
134			* From: https://stackoverflow.com/questions/3770513/detect-browser-language-in-php#3771447
135			*
136			* @access public
137			* @static
138			*/
139	73		public static function loadTranslations()
			0 ignored issues – show Coding Style introduced 2016-07-09 10:42 UTC by Report Bug Copy Issue Report Show Similar Issues like this `loadTranslations` uses the super-global variable `$_COOKIE` which is generally not recommended. Instead of super-globals, we recommend to explicitly inject the dependencies of your class. This makes your code less dependent on global state and it becomes generally more testable: // Bad class Router { public function generate($path) { return $_SERVER['HOST'].$path; } } // Better class Router { private $host; public function __construct($host) { $this->host = $host; } public function generate($path) { return $this->host.$path; } } class Controller { public function myAction(Request $request) { // Instead of $page = isset($_GET['page']) ? intval($_GET['page']) : 1; // Better (assuming you use the Symfony2 request) $page = $request->query->get('page', 1); } } Loading history...
140			{
141	73		$availableLanguages = self::getAvailableLanguages();
142
143			// check if the lang cookie was set and that language exists
144			if (
145	73		array_key_exists('lang', $_COOKIE) &&
146	73		($key = array_search($_COOKIE['lang'], $availableLanguages)) !== false
147			) {
148	7		$match = $availableLanguages[$key];
149			}
150			// find a translation file matching the browsers language preferences
151			else {
152	66		$match = self::_getMatchingLanguage(
153	66		self::getBrowserLanguages(), $availableLanguages
154			);
155			}
156
157			// load translations
158	73		self::$_language = $match;
159	73		self::$_translations = ($match == 'en') ? array() : json_decode(
			0 ignored issues – show Documentation Bug introduced 2016-07-09 10:42 UTC by Report Bug Copy Issue Report Show Similar Issues like this It seems like `$match == 'en' ? array()...atch . '.json')), true)` of type `*` is incompatible with the declared type `array` of property `$_translations`. Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property. Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property.. Loading history...
160	16		file_get_contents(self::_getPath($match . '.json')),
161	73		true
162			);
163	73		}
164
165			/**
166			* get list of available translations based on files found
167			*
168			* @access public
169			* @static
170			* @return array
171			*/
172	109		public static function getAvailableLanguages()
173			{
174	109		if (count(self::$_availableLanguages) == 0) {
175	95		$i18n = dir(self::_getPath());
176	95		while (false !== ($file = $i18n->read())) {
177	95		if (preg_match('/^([a-z]{2}).json$/', $file, $match) === 1) {
178	95		self::$_availableLanguages[] = $match[1];
179			}
180			}
181	95		self::$_availableLanguages[] = 'en';
182			}
183	109		return self::$_availableLanguages;
184			}
185
186			/**
187			* detect the clients supported languages and return them ordered by preference
188			*
189			* From: https://stackoverflow.com/questions/3770513/detect-browser-language-in-php#3771447
190			*
191			* @access public
192			* @static
193			* @return array
194			*/
195	66		public static function getBrowserLanguages()
			0 ignored issues – show Coding Style introduced 2016-07-09 10:42 UTC by Report Bug Copy Issue Report Show Similar Issues like this `getBrowserLanguages` uses the super-global variable `$_SERVER` which is generally not recommended. Instead of super-globals, we recommend to explicitly inject the dependencies of your class. This makes your code less dependent on global state and it becomes generally more testable: // Bad class Router { public function generate($path) { return $_SERVER['HOST'].$path; } } // Better class Router { private $host; public function __construct($host) { $this->host = $host; } public function generate($path) { return $this->host.$path; } } class Controller { public function myAction(Request $request) { // Instead of $page = isset($_GET['page']) ? intval($_GET['page']) : 1; // Better (assuming you use the Symfony2 request) $page = $request->query->get('page', 1); } } Loading history...
196			{
197	66		$languages = array();
198	66		if (array_key_exists('HTTP_ACCEPT_LANGUAGE', $_SERVER)) {
199	11		$languageRanges = explode(',', trim($_SERVER['HTTP_ACCEPT_LANGUAGE']));
200	11	View Code Duplication	foreach ($languageRanges as $languageRange) {
			0 ignored issues – show Duplication introduced 2016-07-09 10:42 UTC by Report Bug Copy Issue Report Show Similar Issues like this This code seems to be duplicated across your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
201	11		if (preg_match(
202	11		'/(\\|[a-zA-Z0-9]{1,8}(?:-[a-zA-Z0-9]{1,8}))(?:\s;\sq\s=\s(0(?:\.\d{0,3})\|1(?:\.0{0,3})))?/',
203			trim($languageRange), $match
204			)) {
205	11		if (!isset($match[2])) {
206	5		$match[2] = '1.0';
207			} else {
208	8		$match[2] = (string) floatval($match[2]);
209			}
210	11		if (!isset($languages[$match[2]])) {
211	11		$languages[$match[2]] = array();
212			}
213	11		$languages[$match[2]][] = strtolower($match[1]);
214			}
215			}
216	11		krsort($languages);
217			}
218	66		return $languages;
219			}
220
221			/**
222			* get currently loaded language
223			*
224			* @access public
225			* @static
226			* @return string
227			*/
228	2		public static function getLanguage()
229			{
230	2		return self::$_language;
231			}
232
233			/**
234			* get list of language labels
235			*
236			* Only for given language codes, otherwise all labels.
237			*
238			* @access public
239			* @static
240			* @param array $languages
241			* @return array
242			*/
243	36		public static function getLanguageLabels($languages = array())
244			{
245	36		$file = self::_getPath('languages.json');
246	36		if (count(self::$_languageLabels) == 0 && is_readable($file)) {
247	35		self::$_languageLabels = json_decode(file_get_contents($file), true);
			0 ignored issues – show Documentation Bug introduced 2016-07-09 10:42 UTC by Report Bug Copy Issue Report Show Similar Issues like this It seems like `json_decode(file_get_contents($file), true)` of type `*` is incompatible with the declared type `array` of property `$_languageLabels`. Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property. Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property.. Loading history...
248			}
249	36		if (count($languages) == 0) {
250			return self::$_languageLabels;
251			}
252	36		return array_intersect_key(self::$_languageLabels, array_flip($languages));
253			}
254
255			/**
256			* set the default language
257			*
258			* @access public
259			* @static
260			* @param string $lang
261			*/
262	94		public static function setLanguageFallback($lang)
263			{
264	94		if (in_array($lang, self::getAvailableLanguages())) {
265	2		self::$_languageFallback = $lang;
266			}
267	94		}
268
269			/**
270			* get language file path
271			*
272			* @access protected
273			* @static
274			* @param string $file
275			* @return string
276			*/
277	107		protected static function _getPath($file = '')
278			{
279	107		if (strlen(self::$_path) == 0) {
280	95		self::$_path = PUBLIC_PATH . DIRECTORY_SEPARATOR . 'i18n';
281			}
282	107		return self::$_path . (strlen($file) ? DIRECTORY_SEPARATOR . $file : '');
283			}
284
285			/**
286			* determines the plural form to use based on current language and given number
287			*
288			* From: http://localization-guide.readthedocs.org/en/latest/l10n/pluralforms.html
289			*
290			* @access protected
291			* @static
292			* @param int $n
293			* @return int
294			*/
295	44		protected static function _getPluralForm($n)
296			{
297	44		switch (self::$_language) {
298	44		case 'fr':
299	41		case 'oc':
300	40		case 'zh':
301	5		return $n > 1 ? 1 : 0;
302	39		case 'pl':
303	1		return $n == 1 ? 0 : ($n % 10 >= 2 && $n % 10 <= 4 && ($n % 100 < 10 \|\| $n % 100 >= 20) ? 1 : 2);
304	38		case 'ru':
305	1		return $n % 10 == 1 && $n % 100 != 11 ? 0 : ($n % 10 >= 2 && $n % 10 <= 4 && ($n % 100 < 10 \|\| $n % 100 >= 20) ? 1 : 2);
306	37		case 'sl':
307	1		return $n % 100 == 1 ? 1 : ($n % 100 == 2 ? 2 : ($n % 100 == 3 \|\| $n % 100 == 4 ? 3 : 0));
308			// de, en, es, it, no, pt
309			default:
310	36		return $n != 1 ? 1 : 0;
311			}
312			}
313
314			/**
315			* compares two language preference arrays and returns the preferred match
316			*
317			* From: https://stackoverflow.com/questions/3770513/detect-browser-language-in-php#3771447
318			*
319			* @access protected
320			* @static
321			* @param array $acceptedLanguages
322			* @param array $availableLanguages
323			* @return string
324			*/
325	66		protected static function _getMatchingLanguage($acceptedLanguages, $availableLanguages)
326			{
327	66		$matches = array();
328	66		$any = false;
329	66		foreach ($acceptedLanguages as $acceptedQuality => $acceptedValues) {
330	11		$acceptedQuality = floatval($acceptedQuality);
331	11		if ($acceptedQuality === 0.0) {
332			continue;
333			}
334	11		foreach ($availableLanguages as $availableValue) {
335	11		$availableQuality = 1.0;
336	11		foreach ($acceptedValues as $acceptedValue) {
337	11		if ($acceptedValue === '*') {
338	1		$any = true;
339			}
340	11		$matchingGrade = self::_matchLanguage($acceptedValue, $availableValue);
341	11		if ($matchingGrade > 0) {
342	8		$q = (string) ($acceptedQuality * $availableQuality * $matchingGrade);
343	8		if (!isset($matches[$q])) {
344	8		$matches[$q] = array();
345			}
346	8		if (!in_array($availableValue, $matches[$q])) {
347	11		$matches[$q][] = $availableValue;
348			}
349			}
350			}
351			}
352			}
353	66		if (count($matches) === 0 && $any) {
354	1		if (count($availableLanguages) > 0) {
355	1		$matches['1.0'] = $availableLanguages;
356			}
357			}
358	66		if (count($matches) === 0) {
359	57		return self::$_languageFallback;
360			}
361	9		krsort($matches);
362	9		$topmatches = current($matches);
363	9		return current($topmatches);
364			}
365
366			/**
367			* compare two language IDs and return the degree they match
368			*
369			* From: https://stackoverflow.com/questions/3770513/detect-browser-language-in-php#3771447
370			*
371			* @access protected
372			* @static
373			* @param string $a
374			* @param string $b
375			* @return float
376			*/
377	11		protected static function _matchLanguage($a, $b)
378			{
379	11		$a = explode('-', $a);
380	11		$b = explode('-', $b);
381	11		for ($i = 0, $n = min(count($a), count($b)); $i < $n; ++$i) {
382	11		if ($a[$i] !== $b[$i]) {
383	11		break;
384			}
385			}
386	11		return $i === 0 ? 0 : (float) $i / count($a);
387			}
388			}
389

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lib/I18n.php (8 issues)

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