Locale::hours() - Code Metrics - Inspection of "Fix #33: Add support for keywords `hours`, `colnum..." - yiisoft/i18n - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( 4c4c5d...6cc026 )

by Alexander

created 2021-11-05 23:01 UTC

Locale::hours() A

↳ Parent: Locale

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

Metric	Value
cc	1
eloc	1
nc	1
nop	0
dl	0
loc	3
ccs	2
cts	2
cp	1
crap	1
rs	10
c	0
b	0
f	0

<?php

declare(strict_types=1);

namespace Yiisoft\I18n;

use InvalidArgumentException;

/**
 * Locale stores locale information created from BCP 47 formatted string.
 *
 * @see https://tools.ietf.org/html/bcp47
 */
final class Locale
{
    /**
     * @var string|null Two-letter ISO-639-2 language code.
     *
     * @see http://www.loc.gov/standards/iso639-2/
     */
    private ?string $language = null;

    /**
     * @var string|null Extended language subtags.
     */
    private ?string $extendedLanguage = null;

    /**
     * @var string|null
     */
    private ?string $extension = null;

    /**
     * @var string|null Four-letter ISO 15924 script code.
     *
     * @see http://www.unicode.org/iso15924/iso15924-codes.html
     */
    private ?string $script = null;

    /**
     * @var string|null Two-letter ISO 3166-1 country code.
     *
     * @see https://www.iso.org/iso-3166-country-codes.html
     */
    private ?string $region = null;

    /**
     * @var string|null variant of language conventions to use.
     */
    private ?string $variant = null;

    /**
     * @var string|null ICU currency.
     */
    private ?string $currency = null;

    /**
     * @var string|null ICU calendar.
     */
    private ?string $calendar = null;

    /**
     * @var string|null ICU case-first collation.
     *
     * @see https://unicode-org.github.io/icu/userguide/collation/customization/#casefirst
     * @see https://www.unicode.org/reports/tr35/tr35-61/tr35-collation.html#Collation_Settings
     */
    private ?string $colcasefirst = null;

    /**
     * @var string|null ICU collation.
     */
    private ?string $collation = null;

    /**
     * @var string|null ICU numeric collation.
     *
     * @see https://unicode-org.github.io/icu/userguide/collation/customization/#numericordering
     * @see https://www.unicode.org/reports/tr35/tr35-61/tr35-collation.html#Collation_Settings
     */
    private ?string $colnumeric = null;

    /**
     * @var string|null ICU numbers.
     */
    private ?string $numbers = null;

    /**
     * @var string|null Unicode hour cycle identifier.
     *
     * @see https://www.unicode.org/reports/tr35/#UnicodeHourCycleIdentifier
     */
    private ?string $hours = null;

    /**
     * @var string|null
     */
    private ?string $grandfathered = null;

    /**
     * @var string|null
     */
    private ?string $private = null;

    /**
     * Locale constructor.
     *
     * @param string $localeString BCP 47 formatted locale string.
     *
     * @see https://tools.ietf.org/html/bcp47
     *
     * @throws InvalidArgumentException
     */
    public function __construct(string $localeString)
    {
        if (!preg_match(self::getBCP47Regex(), $localeString, $matches)) {
            throw new InvalidArgumentException($localeString . ' is not valid BCP 47 formatted locale string.');
        }

        if (!empty($matches['language'])) {
            $this->language = strtolower($matches['language']);
        }

        if (!empty($matches['region'])) {
            $this->region = strtoupper($matches['region']);
        }

        if (!empty($matches['variant'])) {
            $this->variant = $matches['variant'];
        }

        if (!empty($matches['extendedLanguage'])) {
            $this->extendedLanguage = $matches['extendedLanguage'];
        }

        if (!empty($matches['extension'])) {
            $this->extension = $matches['extension'];
        }

        if (!empty($matches['script'])) {
            $this->script = ucfirst(strtolower($matches['script']));
        }

        if (!empty($matches['grandfathered'])) {
            $this->grandfathered = $matches['grandfathered'];
        }

        if (!empty($matches['private'])) {
            $this->private = preg_replace('~^x-~', '', $matches['private']);
        }

        if (!empty($matches['keywords'])) {
            foreach (explode(';', $matches['keywords']) as $pair) {
                [$key, $value] = explode('=', $pair);

                if ($key === 'calendar') {
                    $this->calendar = $value;
                }

                if ($key === 'colcasefirst') {
                    $this->colcasefirst = $value;
                }

                if ($key === 'collation') {
                    $this->collation = $value;
                }

                if ($key === 'colnumeric') {
                    $this->colnumeric = $value;
                }

                if ($key === 'currency') {
                    $this->currency = $value;
                }

                if ($key === 'numbers') {
                    $this->numbers = $value;
                }

                if ($key === 'hours') {
                    $this->hours = $value;
                }
            }
        }
    }

    /**
     * @return string Four-letter ISO 15924 script code.
     *
     * @see http://www.unicode.org/iso15924/iso15924-codes.html
     */
    public function script(): ?string
    {
        return $this->script;
    }

    /**
     * @param string|null $script Four-letter ISO 15924 script code.
     *
     * @see http://www.unicode.org/iso15924/iso15924-codes.html
     *
     * @return self
     */
    public function withScript(?string $script): self
    {
        $new = clone $this;
        $new->script = $script;
        return $new;
    }

    /**
     * @return string Variant of language conventions to use.
     */
    public function variant(): ?string
    {
        return $this->variant;
    }

    /**
     * @param string|null $variant Variant of language conventions to use.
     *
     * @return self
     */
    public function withVariant(?string $variant): self
    {
        $new = clone $this;
        $new->variant = $variant;
        return $new;
    }

    /**
     * @return string|null Two-letter ISO-639-2 language code.
     *
     * @see http://www.loc.gov/standards/iso639-2/
     */
    public function language(): ?string
    {
        return $this->language;
    }

    /**
     * @param string|null $language Two-letter ISO-639-2 language code.
     *
     * @see http://www.loc.gov/standards/iso639-2/
     *
     * @return self
     */
    public function withLanguage(?string $language): self
    {
        $new = clone $this;
        $new->language = $language;
        return $new;
    }

    /**
     * @return string|null ICU calendar.
     */
    public function calendar(): ?string
    {
        return $this->calendar;
    }

    /**
     * @param string|null $calendar ICU calendar.
     *
     * @return self
     */
    public function withCalendar(?string $calendar): self
    {
        $new = clone $this;
        $new->calendar = $calendar;
        return $new;
    }

    /**
     * @return string|null ICU case-first collation.
     *
     * @see https://unicode-org.github.io/icu/userguide/collation/customization/#casefirst
     * @see https://www.unicode.org/reports/tr35/tr35-61/tr35-collation.html#Collation_Settings
     */
    public function colcasefirst(): ?string
    {
        return $this->colcasefirst;
    }

    /**
     * @param string|null $colcasefirst ICU case-first collation.
     *
     * @see https://unicode-org.github.io/icu/userguide/collation/customization/#casefirst
     * @see https://www.unicode.org/reports/tr35/tr35-61/tr35-collation.html#Collation_Settings
     *
     * @return self
     */
    public function withColcasefirst(?string $colcasefirst): self
    {
        $new = clone $this;
        $new->colcasefirst = $colcasefirst;
        return $new;
    }

    /**
     * @return string|null ICU collation.
     */
    public function collation(): ?string
    {
        return $this->collation;
    }

    /**
     * @param string|null $collation ICU collation.
     *
     * @return self
     */
    public function withCollation(?string $collation): self
    {
        $new = clone $this;
        $new->collation = $collation;
        return $new;
    }

    /**
     * @return string|null ICU numeric collation.
     *
     * @see https://unicode-org.github.io/icu/userguide/collation/customization/#numericordering
     * @see https://www.unicode.org/reports/tr35/tr35-61/tr35-collation.html#Collation_Settings
     */
    public function colnumeric(): ?string
    {
        return $this->colnumeric;
    }

    /**
     * @param string|null $colnumeric ICU numeric collation.
     *
     * @see https://unicode-org.github.io/icu/userguide/collation/customization/#numericordering
     * @see https://www.unicode.org/reports/tr35/tr35-61/tr35-collation.html#Collation_Settings
     *
     * @return self
     */
    public function withColnumeric(?string $colnumeric): self
    {
        $new = clone $this;
        $new->colnumeric = $colnumeric;
        return $new;
    }

    /**
     * @return string|null ICU numbers.
     */
    public function numbers(): ?string
    {
        return $this->numbers;
    }

    /**
     * @param string|null $numbers ICU numbers.
     *
     * @return self
     */
    public function withNumbers(?string $numbers): self
    {
        $new = clone $this;
        $new->numbers = $numbers;
        return $new;
    }

    /**
     * @return string|null Unicode hour cycle identifier.
     *
     * @see https://www.unicode.org/reports/tr35/#UnicodeHourCycleIdentifier
     */
    public function hours(): ?string
    {
        return $this->hours;
    }

    /**
     * @param string|null $hours Unicode hour cycle identifier.
     *
     * @see https://www.unicode.org/reports/tr35/#UnicodeHourCycleIdentifier
     *
     * @return self
     */
    public function withHours(?string $hours): self
    {
        $new = clone $this;
        $new->hours = $hours;
        return $new;
    }

    /**
     * @return string Two-letter ISO 3166-1 country code.
     *
     * @see https://www.iso.org/iso-3166-country-codes.html
     */
    public function region(): ?string
    {
        return $this->region;
    }

    /**
     * @param string|null $region Two-letter ISO 3166-1 country code.
     *
     * @see https://www.iso.org/iso-3166-country-codes.html
     *
     * @return self
     */
    public function withRegion(?string $region): self
    {
        $new = clone $this;
        $new->region = $region;
        return $new;
    }

    /**
     * @return string ICU currency.
     */
    public function currency(): ?string
    {
        return $this->currency;
    }

    /**
     * @param string|null $currency ICU currency.
     *
     * @return self
     */
    public function withCurrency(?string $currency): self
    {
        $new = clone $this;
        $new->currency = $currency;

        return $new;
    }

    /**
     * @return string|null Extended language subtags.
     */
    public function extendedLanguage(): ?string
    {
        return $this->extendedLanguage;
    }

    /**
     * @param string|null $extendedLanguage Extended language subtags.
     *
     * @return self
     */
    public function withExtendedLanguage(?string $extendedLanguage): self
    {
        $new = clone $this;
        $new->extendedLanguage = $extendedLanguage;

        return $new;
    }

    /**
     * @return string|null
     */
    public function private(): ?string
    {
        return $this->private;
    }

    /**
     * @param string|null $private
     *
     * @return self
     */
    public function withPrivate(?string $private): self
    {
        $new = clone $this;
        $new->private = $private;

        return $new;
    }

    /**
     * @return string Regular expression for parsing BCP 47.
     *
     * @see https://tools.ietf.org/html/bcp47
     */
    private static function getBCP47Regex(): string
    {
        $regular = '(?:art-lojban|cel-gaulish|no-bok|no-nyn|zh-guoyu|zh-hakka|zh-min|zh-min-nan|zh-xiang)';
        $irregular = '(?:en-GB-oed|i-ami|i-bnn|i-default|i-enochian|i-hak|i-klingon|i-lux|i-mingo|i-navajo|i-pwn|i-tao|i-tay|i-tsu|sgn-BE-FR|sgn-BE-NL|sgn-CH-DE)';
        $grandfathered = '(?<grandfathered>' . $irregular . '|' . $regular . ')';
        $private = '(?<private>x(?:-[A-Za-z0-9]{1,8})+)';
        $singleton = '[0-9A-WY-Za-wy-z]';
        $extension = '(?<extension>' . $singleton . '(?:-[A-Za-z0-9]{2,8})+)';
        $variant = '(?<variant>[A-Za-z0-9]{5,8}|[0-9][A-Za-z0-9]{3})';
        $region = '(?<region>[A-Za-z]{2}|[0-9]{3})';
        $script = '(?<script>[A-Za-z]{4})';
        $extendedLanguage = '(?<extendedLanguage>[A-Za-z]{3}(?:-[A-Za-z]{3}){0,2})';
        $language = '(?<language>[A-Za-z]{4,8})|(?<language>[A-Za-z]{2,3})(?:-' . $extendedLanguage . ')?';
        $icuKeywords = '(?:@(?<keywords>.*?))?';
        $languageTag = '(?:' . $language . '(?:-' . $script . ')?' . '(?:-' . $region . ')?' . '(?:-' . $variant . ')*' . '(?:-' . $extension . ')*' . '(?:-' . $private . ')?' . ')';
        return '/^(?J:' . $grandfathered . '|' . $languageTag . '|' . $private . ')' . $icuKeywords . '$/';
    }

    public function __toString(): string
    {
        return $this->asString();
    }

    /**
     * @return string Locale string.
     */
    public function asString(): string
    {
        if ($this->grandfathered !== null) {
            return $this->grandfathered;
        }

        $result = [];
        if ($this->language !== null) {
            $result[] = $this->language;

            if ($this->extendedLanguage !== null) {
                $result[] = $this->extendedLanguage;
            }

            if ($this->script !== null) {
                $result[] = $this->script;
            }

            if ($this->region !== null) {
                $result[] = $this->region;
            }

            if ($this->variant !== null) {
                $result[] = $this->variant;
            }

            if ($this->extension !== null) {
                $result[] = $this->extension;
            }
        }

        if ($this->private !== null) {
            $result[] = 'x-' . $this->private;
        }

        $keywords = [];
        if ($this->currency !== null) {
            $keywords[] = 'currency=' . $this->currency;
        }
        if ($this->colcasefirst !== null) {
            $keywords[] = 'colcasefirst=' . $this->colcasefirst;
        }
        if ($this->collation !== null) {
            $keywords[] = 'collation=' . $this->collation;
        }
        if ($this->colnumeric !== null) {
            $keywords[] = 'colnumeric=' . $this->colnumeric;
        }
        if ($this->calendar !== null) {
            $keywords[] = 'calendar=' . $this->calendar;
        }
        if ($this->numbers !== null) {
            $keywords[] = 'numbers=' . $this->numbers;
        }
        if ($this->hours !== null) {
            $keywords[] = 'hours=' . $this->hours;
        }

        $string = implode('-', $result);

        if ($keywords !== []) {
            $string .= '@' . implode(';', $keywords);
        }

        return $string;
    }

    /**
     * Returns fallback locale.
     *
     * @return self Fallback locale.
     */
    public function fallbackLocale(): self
    {
        $fallback = $this
            ->withCalendar(null)
            ->withColcasefirst(null)
            ->withCollation(null)
            ->withColnumeric(null)
            ->withCurrency(null)
            ->withExtendedLanguage(null)
            ->withNumbers(null)
            ->withHours(null)
            ->withPrivate(null);

        if ($fallback->variant() !== null) {
            return $fallback->withVariant(null);
        }

        if ($fallback->region() !== null) {
            return $fallback->withRegion(null);
        }

        if ($fallback->script() !== null) {
            return $fallback->withScript(null);
        }

        return $fallback;
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace Yiisoft\I18n;
6
7		use InvalidArgumentException;
8
9		/**
10		* Locale stores locale information created from BCP 47 formatted string.
11		*
12		* @see https://tools.ietf.org/html/bcp47
13		*/
14		final class Locale
15		{
16		/**
17		* @var string\|null Two-letter ISO-639-2 language code.
18		*
19		* @see http://www.loc.gov/standards/iso639-2/
20		*/
21		private ?string $language = null;
22
23		/**
24		* @var string\|null Extended language subtags.
25		*/
26		private ?string $extendedLanguage = null;
27
28		/**
29		* @var string\|null
30		*/
31		private ?string $extension = null;
32
33		/**
34		* @var string\|null Four-letter ISO 15924 script code.
35		*
36		* @see http://www.unicode.org/iso15924/iso15924-codes.html
37		*/
38		private ?string $script = null;
39
40		/**
41		* @var string\|null Two-letter ISO 3166-1 country code.
42		*
43		* @see https://www.iso.org/iso-3166-country-codes.html
44		*/
45		private ?string $region = null;
46
47		/**
48		* @var string\|null variant of language conventions to use.
49		*/
50		private ?string $variant = null;
51
52		/**
53		* @var string\|null ICU currency.
54		*/
55		private ?string $currency = null;
56
57		/**
58		* @var string\|null ICU calendar.
59		*/
60		private ?string $calendar = null;
61
62		/**
63		* @var string\|null ICU case-first collation.
64		*
65		* @see https://unicode-org.github.io/icu/userguide/collation/customization/#casefirst
66		* @see https://www.unicode.org/reports/tr35/tr35-61/tr35-collation.html#Collation_Settings
67		*/
68		private ?string $colcasefirst = null;
69
70		/**
71		* @var string\|null ICU collation.
72		*/
73		private ?string $collation = null;
74
75		/**
76		* @var string\|null ICU numeric collation.
77		*
78		* @see https://unicode-org.github.io/icu/userguide/collation/customization/#numericordering
79		* @see https://www.unicode.org/reports/tr35/tr35-61/tr35-collation.html#Collation_Settings
80		*/
81		private ?string $colnumeric = null;
82
83		/**
84		* @var string\|null ICU numbers.
85		*/
86		private ?string $numbers = null;
87
88		/**
89		* @var string\|null Unicode hour cycle identifier.
90		*
91		* @see https://www.unicode.org/reports/tr35/#UnicodeHourCycleIdentifier
92		*/
93		private ?string $hours = null;
94
95		/**
96		* @var string\|null
97		*/
98		private ?string $grandfathered = null;
99
100		/**
101		* @var string\|null
102		*/
103		private ?string $private = null;
104
105		/**
106		* Locale constructor.
107		*
108		* @param string $localeString BCP 47 formatted locale string.
109		*
110		* @see https://tools.ietf.org/html/bcp47
111		*
112		* @throws InvalidArgumentException
113		*/
114	34	public function __construct(string $localeString)
115		{
116	34	if (!preg_match(self::getBCP47Regex(), $localeString, $matches)) {
117	1	throw new InvalidArgumentException($localeString . ' is not valid BCP 47 formatted locale string.');
118		}
119
120	33	if (!empty($matches['language'])) {
121	32	$this->language = strtolower($matches['language']);
122		}
123
124	33	if (!empty($matches['region'])) {
125	19	$this->region = strtoupper($matches['region']);
126		}
127
128	33	if (!empty($matches['variant'])) {
129	5	$this->variant = $matches['variant'];
130		}
131
132	33	if (!empty($matches['extendedLanguage'])) {
133	2	$this->extendedLanguage = $matches['extendedLanguage'];
134		}
135
136	33	if (!empty($matches['extension'])) {
137	1	$this->extension = $matches['extension'];
138		}
139
140	33	if (!empty($matches['script'])) {
141	7	$this->script = ucfirst(strtolower($matches['script']));
142		}
143
144	33	if (!empty($matches['grandfathered'])) {
145	1	$this->grandfathered = $matches['grandfathered'];
146		}
147
148	33	if (!empty($matches['private'])) {
149	5	$this->private = preg_replace('~^x-~', '', $matches['private']);
150		}
151
152	33	if (!empty($matches['keywords'])) {
153	8	foreach (explode(';', $matches['keywords']) as $pair) {
154	8	[$key, $value] = explode('=', $pair);
155
156	8	if ($key === 'calendar') {
157	2	$this->calendar = $value;
158		}
159
160	8	if ($key === 'colcasefirst') {
161	2	$this->colcasefirst = $value;
162		}
163
164	8	if ($key === 'collation') {
165	2	$this->collation = $value;
166		}
167
168	8	if ($key === 'colnumeric') {
169	2	$this->colnumeric = $value;
170		}
171
172	8	if ($key === 'currency') {
173	2	$this->currency = $value;
174		}
175
176	8	if ($key === 'numbers') {
177	2	$this->numbers = $value;
178		}
179
180	8	if ($key === 'hours') {
181	2	$this->hours = $value;
182		}
183		}
184		}
185	33	}
186
187		/**
188		* @return string Four-letter ISO 15924 script code.
189		*
190		* @see http://www.unicode.org/iso15924/iso15924-codes.html
191		*/
192	5	public function script(): ?string
193		{
194	5	return $this->script;
195		}
196
197		/**
198		* @param string\|null $script Four-letter ISO 15924 script code.
199		*
200		* @see http://www.unicode.org/iso15924/iso15924-codes.html
201		*
202		* @return self
203		*/
204	2	public function withScript(?string $script): self
205		{
206	2	$new = clone $this;
207	2	$new->script = $script;
208	2	return $new;
209		}
210
211		/**
212		* @return string Variant of language conventions to use.
213		*/
214	4	public function variant(): ?string
215		{
216	4	return $this->variant;
217		}
218
219		/**
220		* @param string\|null $variant Variant of language conventions to use.
221		*
222		* @return self
223		*/
224	2	public function withVariant(?string $variant): self
225		{
226	2	$new = clone $this;
227	2	$new->variant = $variant;
228	2	return $new;
229		}
230
231		/**
232		* @return string\|null Two-letter ISO-639-2 language code.
233		*
234		* @see http://www.loc.gov/standards/iso639-2/
235		*/
236	3	public function language(): ?string
237		{
238	3	return $this->language;
239		}
240
241		/**
242		* @param string\|null $language Two-letter ISO-639-2 language code.
243		*
244		* @see http://www.loc.gov/standards/iso639-2/
245		*
246		* @return self
247		*/
248	1	public function withLanguage(?string $language): self
249		{
250	1	$new = clone $this;
251	1	$new->language = $language;
252	1	return $new;
253		}
254
255		/**
256		* @return string\|null ICU calendar.
257		*/
258	2	public function calendar(): ?string
259		{
260	2	return $this->calendar;
261		}
262
263		/**
264		* @param string\|null $calendar ICU calendar.
265		*
266		* @return self
267		*/
268	3	public function withCalendar(?string $calendar): self
269		{
270	3	$new = clone $this;
271	3	$new->calendar = $calendar;
272	3	return $new;
273		}
274
275		/**
276		* @return string\|null ICU case-first collation.
277		*
278		* @see https://unicode-org.github.io/icu/userguide/collation/customization/#casefirst
279		* @see https://www.unicode.org/reports/tr35/tr35-61/tr35-collation.html#Collation_Settings
280		*/
281	2	public function colcasefirst(): ?string
282		{
283	2	return $this->colcasefirst;
284		}
285
286		/**
287		* @param string\|null $colcasefirst ICU case-first collation.
288		*
289		* @see https://unicode-org.github.io/icu/userguide/collation/customization/#casefirst
290		* @see https://www.unicode.org/reports/tr35/tr35-61/tr35-collation.html#Collation_Settings
291		*
292		* @return self
293		*/
294	3	public function withColcasefirst(?string $colcasefirst): self
295		{
296	3	$new = clone $this;
297	3	$new->colcasefirst = $colcasefirst;
298	3	return $new;
299		}
300
301		/**
302		* @return string\|null ICU collation.
303		*/
304	2	public function collation(): ?string
305		{
306	2	return $this->collation;
307		}
308
309		/**
310		* @param string\|null $collation ICU collation.
311		*
312		* @return self
313		*/
314	3	public function withCollation(?string $collation): self
315		{
316	3	$new = clone $this;
317	3	$new->collation = $collation;
318	3	return $new;
319		}
320
321		/**
322		* @return string\|null ICU numeric collation.
323		*
324		* @see https://unicode-org.github.io/icu/userguide/collation/customization/#numericordering
325		* @see https://www.unicode.org/reports/tr35/tr35-61/tr35-collation.html#Collation_Settings
326		*/
327	2	public function colnumeric(): ?string
328		{
329	2	return $this->colnumeric;
330		}
331
332		/**
333		* @param string\|null $colnumeric ICU numeric collation.
334		*
335		* @see https://unicode-org.github.io/icu/userguide/collation/customization/#numericordering
336		* @see https://www.unicode.org/reports/tr35/tr35-61/tr35-collation.html#Collation_Settings
337		*
338		* @return self
339		*/
340	3	public function withColnumeric(?string $colnumeric): self
341		{
342	3	$new = clone $this;
343	3	$new->colnumeric = $colnumeric;
344	3	return $new;
345		}
346
347		/**
348		* @return string\|null ICU numbers.
349		*/
350	2	public function numbers(): ?string
351		{
352	2	return $this->numbers;
353		}
354
355		/**
356		* @param string\|null $numbers ICU numbers.
357		*
358		* @return self
359		*/
360	3	public function withNumbers(?string $numbers): self
361		{
362	3	$new = clone $this;
363	3	$new->numbers = $numbers;
364	3	return $new;
365		}
366
367		/**
368		* @return string\|null Unicode hour cycle identifier.
369		*
370		* @see https://www.unicode.org/reports/tr35/#UnicodeHourCycleIdentifier
371		*/
372	2	public function hours(): ?string
373		{
374	2	return $this->hours;
375		}
376
377		/**
378		* @param string\|null $hours Unicode hour cycle identifier.
379		*
380		* @see https://www.unicode.org/reports/tr35/#UnicodeHourCycleIdentifier
381		*
382		* @return self
383		*/
384	3	public function withHours(?string $hours): self
385		{
386	3	$new = clone $this;
387	3	$new->hours = $hours;
388	3	return $new;
389		}
390
391		/**
392		* @return string Two-letter ISO 3166-1 country code.
393		*
394		* @see https://www.iso.org/iso-3166-country-codes.html
395		*/
396	5	public function region(): ?string
397		{
398	5	return $this->region;
399		}
400
401		/**
402		* @param string\|null $region Two-letter ISO 3166-1 country code.
403		*
404		* @see https://www.iso.org/iso-3166-country-codes.html
405		*
406		* @return self
407		*/
408	2	public function withRegion(?string $region): self
409		{
410	2	$new = clone $this;
411	2	$new->region = $region;
412	2	return $new;
413		}
414
415		/**
416		* @return string ICU currency.
417		*/
418	2	public function currency(): ?string
419		{
420	2	return $this->currency;
421		}
422
423		/**
424		* @param string\|null $currency ICU currency.
425		*
426		* @return self
427		*/
428	3	public function withCurrency(?string $currency): self
429		{
430	3	$new = clone $this;
431	3	$new->currency = $currency;
432
433	3	return $new;
434		}
435
436		/**
437		* @return string\|null Extended language subtags.
438		*/
439	2	public function extendedLanguage(): ?string
440		{
441	2	return $this->extendedLanguage;
442		}
443
444		/**
445		* @param string\|null $extendedLanguage Extended language subtags.
446		*
447		* @return self
448		*/
449	3	public function withExtendedLanguage(?string $extendedLanguage): self
450		{
451	3	$new = clone $this;
452	3	$new->extendedLanguage = $extendedLanguage;
453
454	3	return $new;
455		}
456
457		/**
458		* @return string\|null
459		*/
460	3	public function private(): ?string
461		{
462	3	return $this->private;
463		}
464
465		/**
466		* @param string\|null $private
467		*
468		* @return self
469		*/
470	3	public function withPrivate(?string $private): self
471		{
472	3	$new = clone $this;
473	3	$new->private = $private;
474
475	3	return $new;
476		}
477
478		/**
479		* @return string Regular expression for parsing BCP 47.
480		*
481		* @see https://tools.ietf.org/html/bcp47
482		*/
483	34	private static function getBCP47Regex(): string
484		{
485	34	$regular = '(?:art-lojban\|cel-gaulish\|no-bok\|no-nyn\|zh-guoyu\|zh-hakka\|zh-min\|zh-min-nan\|zh-xiang)';
486	34	$irregular = '(?:en-GB-oed\|i-ami\|i-bnn\|i-default\|i-enochian\|i-hak\|i-klingon\|i-lux\|i-mingo\|i-navajo\|i-pwn\|i-tao\|i-tay\|i-tsu\|sgn-BE-FR\|sgn-BE-NL\|sgn-CH-DE)';
487	34	$grandfathered = '(?<grandfathered>' . $irregular . '\|' . $regular . ')';
488	34	$private = '(?<private>x(?:-[A-Za-z0-9]{1,8})+)';
489	34	$singleton = '[0-9A-WY-Za-wy-z]';
490	34	$extension = '(?<extension>' . $singleton . '(?:-[A-Za-z0-9]{2,8})+)';
491	34	$variant = '(?<variant>[A-Za-z0-9]{5,8}\|[0-9][A-Za-z0-9]{3})';
492	34	$region = '(?<region>[A-Za-z]{2}\|[0-9]{3})';
493	34	$script = '(?<script>[A-Za-z]{4})';
494	34	$extendedLanguage = '(?<extendedLanguage>[A-Za-z]{3}(?:-[A-Za-z]{3}){0,2})';
495	34	$language = '(?<language>[A-Za-z]{4,8})\|(?<language>[A-Za-z]{2,3})(?:-' . $extendedLanguage . ')?';
496	34	$icuKeywords = '(?:@(?<keywords>.*?))?';
497	34	$languageTag = '(?:' . $language . '(?:-' . $script . ')?' . '(?:-' . $region . ')?' . '(?:-' . $variant . ')' . '(?:-' . $extension . ')' . '(?:-' . $private . ')?' . ')';
498	34	return '/^(?J:' . $grandfathered . '\|' . $languageTag . '\|' . $private . ')' . $icuKeywords . '$/';
499		}
500
501	1	public function __toString(): string
502		{
503	1	return $this->asString();
504		}
505
506		/**
507		* @return string Locale string.
508		*/
509	3	public function asString(): string
510		{
511	3	if ($this->grandfathered !== null) {
512	1	return $this->grandfathered;
513		}
514
515	3	$result = [];
516	3	if ($this->language !== null) {
517	3	$result[] = $this->language;
518
519	3	if ($this->extendedLanguage !== null) {
520	1	$result[] = $this->extendedLanguage;
521		}
522
523	3	if ($this->script !== null) {
524	1	$result[] = $this->script;
525		}
526
527	3	if ($this->region !== null) {
528	2	$result[] = $this->region;
529		}
530
531	3	if ($this->variant !== null) {
532	1	$result[] = $this->variant;
533		}
534
535	3	if ($this->extension !== null) {
536	1	$result[] = $this->extension;
537		}
538		}
539
540	3	if ($this->private !== null) {
541	1	$result[] = 'x-' . $this->private;
542		}
543
544	3	$keywords = [];
545	3	if ($this->currency !== null) {
546	1	$keywords[] = 'currency=' . $this->currency;
547		}
548	3	if ($this->colcasefirst !== null) {
549	1	$keywords[] = 'colcasefirst=' . $this->colcasefirst;
550		}
551	3	if ($this->collation !== null) {
552	1	$keywords[] = 'collation=' . $this->collation;
553		}
554	3	if ($this->colnumeric !== null) {
555	1	$keywords[] = 'colnumeric=' . $this->colnumeric;
556		}
557	3	if ($this->calendar !== null) {
558	1	$keywords[] = 'calendar=' . $this->calendar;
559		}
560	3	if ($this->numbers !== null) {
561	1	$keywords[] = 'numbers=' . $this->numbers;
562		}
563	3	if ($this->hours !== null) {
564	1	$keywords[] = 'hours=' . $this->hours;
565		}
566
567	3	$string = implode('-', $result);
568
569	3	if ($keywords !== []) {
570	1	$string .= '@' . implode(';', $keywords);
571		}
572
573	3	return $string;
574		}
575
576		/**
577		* Returns fallback locale.
578		*
579		* @return self Fallback locale.
580		*/
581	2	public function fallbackLocale(): self
582		{
583		$fallback = $this
584	2	->withCalendar(null)
585	2	->withColcasefirst(null)
586	2	->withCollation(null)
587	2	->withColnumeric(null)
588	2	->withCurrency(null)
589	2	->withExtendedLanguage(null)
590	2	->withNumbers(null)
591	2	->withHours(null)
592	2	->withPrivate(null);
593
594	2	if ($fallback->variant() !== null) {
595	1	return $fallback->withVariant(null);
596		}
597
598	2	if ($fallback->region() !== null) {
599	1	return $fallback->withRegion(null);
600		}
601
602	2	if ($fallback->script() !== null) {
603	1	return $fallback->withScript(null);
604		}
605
606	1	return $fallback;
607		}
608		}
609

yiisoft / i18n

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