1 | <?php |
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2 | if (!defined('PHPWG_ROOT_PATH')) die('Hacking attempt!'); |
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3 | |
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4 | class CF_Config_Lang { |
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5 | static $default_keys = array(); |
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6 | static private $available_languages = null; |
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7 | protected $defined_languages = array(); |
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8 | protected $added_languages = array(); |
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9 | protected $keys = array(); |
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10 | |
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11 | static private function update_available_languages() { |
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12 | CF_Config_Lang::$available_languages = array(); |
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13 | foreach(get_dirs(CF_LANGUAGE) as $language) { |
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14 | array_push(CF_Config_Lang::$available_languages, $language); |
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15 | } |
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16 | return CF_Config_Lang::$available_languages; |
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17 | } |
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18 | static function get_available_languages() { |
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19 | if (empty(CF_Config_Lang::$available_languages)) { |
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20 | CF_Config_Lang::update_available_languages(); |
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21 | } |
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22 | return CF_Config_Lang::$available_languages; |
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23 | } |
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24 | /* ************************ */ |
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25 | /* ** Constructor ** */ |
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26 | /* ************************ */ |
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27 | |
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28 | function CF_Config_Lang() { |
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29 | $this->init(); |
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30 | } |
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31 | |
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32 | /* ************************ */ |
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33 | /* ** Accessors ** */ |
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34 | /* ************************ */ |
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35 | |
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36 | function update_keys() { |
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37 | $this->keys = array(); |
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38 | foreach($this->get_merged_values() as $language => $keys) { |
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39 | foreach($keys as $key => $value) { |
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40 | $this->add_key($key); |
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41 | } |
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42 | } |
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43 | } |
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44 | |
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45 | function set_default_values() { |
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46 | foreach(CF_Config_Lang::$default_keys as $default_key => $default_values) { |
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47 | foreach($default_values as $language => $value) { |
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48 | if (empty($this->defined_languages[$language][$default_key])) { |
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49 | $this->defined_languages[$language][$default_key] = $value; |
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50 | } |
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51 | } |
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52 | $this->add_key($default_key); |
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53 | } |
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54 | } |
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55 | |
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56 | function get_keys() { |
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57 | return $this->keys; |
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58 | } |
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59 | |
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60 | function add_key($key) { |
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61 | if (in_array($key, $this->keys)) { |
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62 | // already exists |
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63 | return; |
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64 | } |
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65 | $this->keys[]=$key; |
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66 | // Add key to all languages |
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67 | foreach($this->automatic_values as $language => $keys) { |
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68 | if (!isset($this->defined_languages[$language][$key])) { |
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69 | $this->defined_languages[$language][$key] = ''; |
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70 | } |
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71 | } |
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72 | foreach($this->added_languages as $language => $keys) { |
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73 | if (!isset($this->added_languages[$language][$key])) { |
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74 | $this->added_languages[$language][$key] = ''; |
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75 | } |
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76 | } |
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77 | } |
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78 | |
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79 | function get_value($language=null, $key=null) { |
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80 | $values = $this->get_merged_values(); |
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81 | if (null == $language) { |
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82 | return $values; |
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83 | } |
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84 | if (!isset($values[$language])) { |
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85 | return null; |
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86 | } |
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87 | if (null == $key) { |
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88 | return $values[$language]; |
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89 | } |
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90 | if (!isset($values[$language][$key]) or empty($values[$language][$key])) { |
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91 | return null; |
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92 | } |
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93 | return $values[$language][$key]; |
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94 | } |
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95 | |
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96 | function set_value($language, $key, $value) { |
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97 | if (isset($this->defined_languages[$language])) { |
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98 | $this->defined_languages[$language][$key] = $value; |
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99 | } else { |
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100 | if (!isset($this->added_languages[$language])) { |
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101 | $this->added_languages[$language] = array(); |
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102 | } |
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103 | $this->added_languages[$language][$key] = $value; |
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104 | } |
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105 | $this->add_key($key); |
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106 | } |
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107 | |
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108 | /* ************************ */ |
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109 | /* ** Private functions ** */ |
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110 | /* ************************ */ |
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111 | |
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112 | protected function get_merged_values() { |
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113 | return array_merge_recursive($this->defined_languages, $this->added_languages); |
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114 | } |
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115 | |
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116 | protected function init() { |
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117 | $this->automatic_values = array(); |
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118 | foreach(CF_Config_Lang::get_available_languages() as $language) { |
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119 | $this->defined_languages[$language] = array(); |
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120 | } |
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121 | } |
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122 | } |
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123 | ?> |
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