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1 <?php |
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2 |
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3 /* |
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4 * This file is part of the Symfony package. |
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5 * |
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6 * (c) Fabien Potencier <fabien@symfony.com> |
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7 * |
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8 * For the full copyright and license information, please view the LICENSE |
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9 * file that was distributed with this source code. |
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10 */ |
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11 |
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12 namespace Symfony\Component\Translation; |
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13 |
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14 /** |
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15 * Returns the plural rules for a given locale. |
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16 * |
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17 * @author Fabien Potencier <fabien@symfony.com> |
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18 */ |
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19 class PluralizationRules |
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20 { |
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21 // @codeCoverageIgnoreStart |
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22 static private $rules = array(); |
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23 |
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24 /** |
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25 * Returns the plural position to use for the given locale and number. |
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26 * |
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27 * @param integer $number The number |
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28 * @param string $locale The locale |
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29 * |
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30 * @return integer The plural position |
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31 */ |
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32 static public function get($number, $locale) |
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33 { |
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34 if ("pt_BR" == $locale) { |
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35 // temporary set a locale for brazilian |
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36 $locale = "xbr"; |
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37 } |
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38 |
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39 if (strlen($locale) > 3) { |
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40 $locale = substr($locale, 0, -strlen(strrchr($locale, '_'))); |
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41 } |
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42 |
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43 if (isset(self::$rules[$locale])) { |
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44 $return = call_user_func(self::$rules[$locale], $number); |
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45 |
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46 if (!is_int($return) || $return < 0) { |
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47 return 0; |
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48 } |
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49 |
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50 return $return; |
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51 } |
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52 |
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53 /* |
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54 * The plural rules are derived from code of the Zend Framework (2010-09-25), |
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55 * which is subject to the new BSD license (http://framework.zend.com/license/new-bsd). |
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56 * Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com) |
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57 */ |
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58 switch ($locale) { |
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59 case 'bo': |
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60 case 'dz': |
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61 case 'id': |
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62 case 'ja': |
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63 case 'jv': |
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64 case 'ka': |
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65 case 'km': |
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66 case 'kn': |
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67 case 'ko': |
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68 case 'ms': |
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69 case 'th': |
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70 case 'tr': |
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71 case 'vi': |
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72 case 'zh': |
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73 return 0; |
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74 break; |
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75 |
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76 case 'af': |
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77 case 'az': |
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78 case 'bn': |
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79 case 'bg': |
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80 case 'ca': |
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81 case 'da': |
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82 case 'de': |
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83 case 'el': |
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84 case 'en': |
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85 case 'eo': |
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86 case 'es': |
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87 case 'et': |
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88 case 'eu': |
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89 case 'fa': |
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90 case 'fi': |
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91 case 'fo': |
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92 case 'fur': |
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93 case 'fy': |
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94 case 'gl': |
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95 case 'gu': |
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96 case 'ha': |
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97 case 'he': |
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98 case 'hu': |
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99 case 'is': |
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100 case 'it': |
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101 case 'ku': |
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102 case 'lb': |
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103 case 'ml': |
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104 case 'mn': |
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105 case 'mr': |
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106 case 'nah': |
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107 case 'nb': |
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108 case 'ne': |
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109 case 'nl': |
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110 case 'nn': |
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111 case 'no': |
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112 case 'om': |
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113 case 'or': |
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114 case 'pa': |
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115 case 'pap': |
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116 case 'ps': |
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117 case 'pt': |
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118 case 'so': |
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119 case 'sq': |
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120 case 'sv': |
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121 case 'sw': |
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122 case 'ta': |
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123 case 'te': |
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124 case 'tk': |
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125 case 'ur': |
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126 case 'zu': |
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127 return ($number == 1) ? 0 : 1; |
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128 |
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129 case 'am': |
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130 case 'bh': |
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131 case 'fil': |
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132 case 'fr': |
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133 case 'gun': |
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134 case 'hi': |
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135 case 'ln': |
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136 case 'mg': |
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137 case 'nso': |
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138 case 'xbr': |
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139 case 'ti': |
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140 case 'wa': |
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141 return (($number == 0) || ($number == 1)) ? 0 : 1; |
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142 |
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143 case 'be': |
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144 case 'bs': |
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145 case 'hr': |
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146 case 'ru': |
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147 case 'sr': |
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148 case 'uk': |
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149 return (($number % 10 == 1) && ($number % 100 != 11)) ? 0 : ((($number % 10 >= 2) && ($number % 10 <= 4) && (($number % 100 < 10) || ($number % 100 >= 20))) ? 1 : 2); |
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150 |
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151 case 'cs': |
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152 case 'sk': |
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153 return ($number == 1) ? 0 : ((($number >= 2) && ($number <= 4)) ? 1 : 2); |
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154 |
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155 case 'ga': |
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156 return ($number == 1) ? 0 : (($number == 2) ? 1 : 2); |
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157 |
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158 case 'lt': |
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159 return (($number % 10 == 1) && ($number % 100 != 11)) ? 0 : ((($number % 10 >= 2) && (($number % 100 < 10) || ($number % 100 >= 20))) ? 1 : 2); |
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160 |
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161 case 'sl': |
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162 return ($number % 100 == 1) ? 0 : (($number % 100 == 2) ? 1 : ((($number % 100 == 3) || ($number % 100 == 4)) ? 2 : 3)); |
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163 |
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164 case 'mk': |
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165 return ($number % 10 == 1) ? 0 : 1; |
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166 |
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167 case 'mt': |
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168 return ($number == 1) ? 0 : ((($number == 0) || (($number % 100 > 1) && ($number % 100 < 11))) ? 1 : ((($number % 100 > 10) && ($number % 100 < 20)) ? 2 : 3)); |
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169 |
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170 case 'lv': |
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171 return ($number == 0) ? 0 : ((($number % 10 == 1) && ($number % 100 != 11)) ? 1 : 2); |
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172 |
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173 case 'pl': |
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174 return ($number == 1) ? 0 : ((($number % 10 >= 2) && ($number % 10 <= 4) && (($number % 100 < 12) || ($number % 100 > 14))) ? 1 : 2); |
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175 |
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176 case 'cy': |
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177 return ($number == 1) ? 0 : (($number == 2) ? 1 : ((($number == 8) || ($number == 11)) ? 2 : 3)); |
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178 |
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179 case 'ro': |
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180 return ($number == 1) ? 0 : ((($number == 0) || (($number % 100 > 0) && ($number % 100 < 20))) ? 1 : 2); |
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181 |
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182 case 'ar': |
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183 return ($number == 0) ? 0 : (($number == 1) ? 1 : (($number == 2) ? 2 : ((($number >= 3) && ($number <= 10)) ? 3 : ((($number >= 11) && ($number <= 99)) ? 4 : 5)))); |
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184 |
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185 default: |
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186 return 0; |
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187 } |
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188 } |
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189 |
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190 /** |
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191 * Overrides the default plural rule for a given locale. |
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192 * |
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193 * @param string $rule A PHP callable |
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194 * @param string $locale The locale |
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195 * |
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196 * @return null |
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197 */ |
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198 static public function set($rule, $locale) |
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199 { |
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200 if ("pt_BR" == $locale) { |
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201 // temporary set a locale for brazilian |
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202 $locale = "xbr"; |
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203 } |
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204 |
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205 if (strlen($locale) > 3) { |
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206 $locale = substr($locale, 0, -strlen(strrchr($locale, '_'))); |
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207 } |
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208 |
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209 if (!is_callable($rule)) { |
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210 throw new \LogicException('The given rule can not be called'); |
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211 } |
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212 |
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213 self::$rules[$locale] = $rule; |
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214 } |
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215 |
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216 // @codeCoverageIgnoreEnd |
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217 } |