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1 | <?php |
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2 | namespace Redaxscript; |
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3 | |||
4 | use function array_key_exists; |
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5 | use function array_merge; |
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6 | use function is_array; |
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7 | use function is_file; |
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8 | |||
9 | /** |
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10 | * children class to provide the language |
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11 | * |
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12 | * @since 2.2.0 |
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13 | * |
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14 | * @package Redaxscript |
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15 | * @category Language |
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16 | * @author Henry Ruhs |
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17 | */ |
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18 | |||
19 | class Language extends Singleton |
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20 | { |
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21 | /** |
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22 | * array of the language |
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23 | * |
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24 | * @var array |
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25 | */ |
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26 | |||
27 | protected static $_languageArray = []; |
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28 | |||
29 | /** |
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30 | * init the class |
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31 | * |
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32 | * @since 2.2.0 |
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33 | * |
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34 | * @param string $language detected language to process |
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35 | */ |
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36 | |||
37 | 1 | public function init(string $language = 'en') : void |
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38 | { |
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39 | 1 | $this->load('languages/en.json'); |
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40 | |||
41 | /* merge language */ |
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42 | |||
43 | 1 | if ($language !== 'en') |
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44 | { |
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45 | 1 | $this->load('languages/' . $language . '.json'); |
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46 | } |
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47 | 1 | } |
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48 | |||
49 | /** |
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50 | * get the value from language |
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51 | * |
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52 | * @since 3.0.0 |
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53 | * |
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54 | * @param string $key key of the item |
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55 | * @param string $index index of the array |
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56 | * |
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57 | * @return string|array|null |
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58 | */ |
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59 | |||
60 | 4 | public function get(string $key = null, string $index = null) |
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61 | { |
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62 | /* handle index */ |
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63 | |||
64 | 4 | if (is_array(self::$_languageArray) && array_key_exists($index, self::$_languageArray)) |
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65 | { |
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66 | 1 | $languageArray = self::$_languageArray[$index]; |
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67 | } |
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68 | else |
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69 | { |
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70 | 3 | $languageArray = self::$_languageArray; |
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71 | } |
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72 | |||
73 | /* values as needed */ |
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74 | |||
75 | 4 | if (is_array($languageArray) && array_key_exists($key, $languageArray)) |
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76 | { |
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77 | 2 | return $languageArray[$key]; |
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78 | } |
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79 | 2 | if (!$key) |
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80 | { |
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81 | 1 | return $languageArray; |
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82 | } |
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83 | 1 | return null; |
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84 | } |
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85 | |||
86 | /** |
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87 | * set the value to language |
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88 | * |
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89 | * @since 2.4.0 |
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90 | * |
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91 | * @param string $key key of the item |
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92 | * @param string|array $value value of the item |
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93 | */ |
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94 | |||
95 | 1 | public function set(string $key = null, $value = null) : void |
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96 | { |
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97 | 1 | self::$_languageArray[$key] = $value; |
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98 | 1 | } |
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99 | |||
100 | /** |
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101 | * load from language path |
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102 | * |
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103 | * @since 3.0.0 |
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104 | * |
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105 | * @param string|array $path single or multiple language path |
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106 | */ |
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107 | |||
108 | 1 | public function load($path = null) : void |
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109 | { |
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110 | 1 | $reader = new Reader(); |
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111 | 1 | $reader->init(); |
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112 | |||
113 | /* process path */ |
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114 | |||
115 | 1 | foreach ((array)$path as $file) |
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116 | { |
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117 | 1 | if (is_file($file)) |
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118 | { |
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119 | 1 | $languageArray = $reader->loadJSON($file)->getArray(); |
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120 | 1 | if (is_array($languageArray)) |
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121 | { |
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122 | 1 | self::$_languageArray = array_merge(self::$_languageArray, $languageArray); |
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123 | } |
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124 | } |
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125 | } |
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126 | 1 | } |
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127 | } |
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128 |
In PHP, under loose comparison (like
==
, or!=
, orswitch
conditions), values of different types might be equal.For
string
values, the empty string''
is a special case, in particular the following results might be unexpected: