summaryrefslogtreecommitdiff
path: root/lib/language.php
blob: 2039ef689687d714d711612c58dccbc0a14bfbde (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
<?php
/**
 * StatusNet, the distributed open-source microblogging tool
 *
 * utility functions for i18n
 *
 * PHP version 5
 *
 * LICENCE: This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * @category I18n
 * @package  StatusNet
 * @author   Matthew Gregg <matthew.gregg@gmail.com>
 * @author   Ciaran Gultnieks <ciaran@ciarang.com>
 * @author   Evan Prodromou <evan@status.net>
 * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
 * @link     http://status.net/
 */

if (!defined('STATUSNET')) {
    exit(1);
}

/**
 * Content negotiation for language codes
 *
 * @param string $httplang HTTP Accept-Language header
 *
 * @return string language code for best language match
 */

function client_prefered_language($httplang)
{
    $client_langs = array();

    $all_languages = common_config('site', 'languages');

    preg_match_all('"(((\S\S)-?(\S\S)?)(;q=([0-9.]+))?)\s*(,\s*|$)"',
                   strtolower($httplang), $httplang);

    for ($i = 0; $i < count($httplang); $i++) {
        if (!empty($httplang[2][$i])) {
            // if no q default to 1.0
            $client_langs[$httplang[2][$i]] =
              ($httplang[6][$i]? (float) $httplang[6][$i] : 1.0 - ($i*0.01));
        }
        if (!empty($httplang[3][$i]) && empty($client_langs[$httplang[3][$i]])) {
            // if a catchall default 0.01 lower
            $client_langs[$httplang[3][$i]] =
              ($httplang[6][$i]? (float) $httplang[6][$i]-0.01 : 0.99);
        }
    }
    // sort in decending q
    arsort($client_langs);

    foreach ($client_langs as $lang => $q) {
        if (isset($all_languages[$lang])) {
            return($all_languages[$lang]['lang']);
        }
    }
    return false;
}

/**
 * returns a simple code -> name mapping for languages
 *
 * @return array map of available languages by code to language name.
 */

function get_nice_language_list()
{
    $nice_lang = array();

    $all_languages = common_config('site', 'languages');

    foreach ($all_languages as $lang) {
        $nice_lang = $nice_lang + array($lang['lang'] => $lang['name']);
    }
    return $nice_lang;
}

/**
 * Get a list of all languages that are enabled in the default config
 *
 * This should ONLY be called when setting up the default config in common.php.
 * Any other attempt to get a list of languages should instead call
 * common_config('site','languages')
 *
 * @return array mapping of language codes to language info
 */
function get_all_languages() {
	return array(
		'bg'      => array('q' => 0.8, 'lang' => 'bg_BG', 'name' => 'Bulgarian', 'direction' => 'ltr'),
		'ca'      => array('q' => 0.5, 'lang' => 'ca_ES', 'name' => 'Catalan', 'direction' => 'ltr'),
		'cs'      => array('q' => 0.5, 'lang' => 'cs_CZ', 'name' => 'Czech', 'direction' => 'ltr'),
		'de'      => array('q' => 0.8, 'lang' => 'de_DE', 'name' => 'German', 'direction' => 'ltr'),
		'el'      => array('q' => 0.1, 'lang' => 'el',    'name' => 'Greek', 'direction' => 'ltr'),
		'en-us'   => array('q' => 1, 'lang' => 'en_US', 'name' => 'English (US)', 'direction' => 'ltr'),
		'en-gb'   => array('q' => 1, 'lang' => 'en_GB', 'name' => 'English (British)', 'direction' => 'ltr'),
		'en'      => array('q' => 1, 'lang' => 'en_US',    'name' => 'English (US)', 'direction' => 'ltr'),
		'es'      => array('q' => 1, 'lang' => 'es',    'name' => 'Spanish', 'direction' => 'ltr'),
		'fi'      => array('q' => 1, 'lang' => 'fi', 'name' => 'Finnish', 'direction' => 'ltr'),
		'fr-fr'   => array('q' => 1, 'lang' => 'fr_FR', 'name' => 'French', 'direction' => 'ltr'),
		'he'      => array('q' => 0.5, 'lang' => 'he_IL', 'name' => 'Hebrew', 'direction' => 'rtl'),
		'it'      => array('q' => 1, 'lang' => 'it_IT', 'name' => 'Italian', 'direction' => 'ltr'),
		'jp'      => array('q' => 0.5, 'lang' => 'ja_JP', 'name' => 'Japanese', 'direction' => 'ltr'),
		'ko'      => array('q' => 0.9, 'lang' => 'ko_KR',    'name' => 'Korean', 'direction' => 'ltr'),
		'mk'      => array('q' => 0.5, 'lang' => 'mk_MK', 'name' => 'Macedonian', 'direction' => 'ltr'),
		'nb'      => array('q' => 0.1, 'lang' => 'nb_NO', 'name' => 'Norwegian (Bokmål)', 'direction' => 'ltr'),
		'no'      => array('q' => 0.1, 'lang' => 'nb_NO', 'name' => 'Norwegian (Bokmål)', 'direction' => 'ltr'),
		'nn'      => array('q' => 1, 'lang' => 'nn_NO', 'name' => 'Norwegian (Nynorsk)', 'direction' => 'ltr'),
		'nl'      => array('q' => 0.5, 'lang' => 'nl_NL', 'name' => 'Dutch', 'direction' => 'ltr'),
		'pl'      => array('q' => 0.5, 'lang' => 'pl_PL', 'name' => 'Polish', 'direction' => 'ltr'),
		'pt'      => array('q' => 0.1, 'lang' => 'pt',    'name' => 'Portuguese', 'direction' => 'ltr'),
		'pt-br'   => array('q' => 0.9, 'lang' => 'pt_BR', 'name' => 'Portuguese Brazil', 'direction' => 'ltr'),
		'ru'      => array('q' => 0.9, 'lang' => 'ru_RU', 'name' => 'Russian', 'direction' => 'ltr'),
		'sv'      => array('q' => 0.8, 'lang' => 'sv_SE', 'name' => 'Swedish', 'direction' => 'ltr'),
		'te'      => array('q' => 0.3, 'lang' => 'te_IN', 'name' => 'Telugu', 'direction' => 'ltr'),
		'tr'      => array('q' => 0.5, 'lang' => 'tr_TR', 'name' => 'Turkish', 'direction' => 'ltr'),
		'uk'      => array('q' => 1, 'lang' => 'uk_UA', 'name' => 'Ukrainian', 'direction' => 'ltr'),
		'vi'      => array('q' => 0.8, 'lang' => 'vi_VN', 'name' => 'Vietnamese', 'direction' => 'ltr'),
		'zh-cn'   => array('q' => 0.9, 'lang' => 'zh_CN', 'name' => 'Chinese (Simplified)', 'direction' => 'ltr'),
		'zh-hant' => array('q' => 0.2, 'lang' => 'zh_TW', 'name' => 'Chinese (Taiwanese)', 'direction' => 'ltr'),
	);
}