1 | <?php
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2 |
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3 | class LocaleText
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4 | {
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5 | public array $Data;
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6 | public string $Code;
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7 | public string $Title;
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8 |
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9 | function __construct()
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10 | {
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11 | $this->Data = array();
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12 | $this->Code = 'en';
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13 | $this->Title = 'English';
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14 | }
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15 |
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16 | function Load(): void
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17 | {
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18 | }
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19 |
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20 | function Translate(string $Text, string $Group = ''): string
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21 | {
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22 | if (array_key_exists($Text, $this->Data[$Group]) and ($this->Data[$Group][$Text] != ''))
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23 | return $this->Data[$Group][$Text];
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24 | else return $Text;
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25 | }
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26 |
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27 | function TranslateReverse(string $Text, string $Group = ''): string
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28 | {
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29 | $Key = array_search($Text, $this->Data[$Group]);
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30 | if (($Key === FALSE) or ($this->Data[$Group][$Key] == '')) return $Text;
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31 | else return $Key;
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32 | }
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33 | }
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34 |
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35 | class LocaleFile extends Model
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36 | {
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37 | public LocaleText $Texts;
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38 | public string $Dir;
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39 |
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40 | function __construct(System $System)
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41 | {
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42 | parent::__construct($System);
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43 | $this->Texts = new LocaleText();
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44 | }
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45 |
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46 | function Load(string $Language): void
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47 | {
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48 | $FileName = $this->Dir.'/'.$Language.'.php';
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49 | if (file_exists($FileName)) {
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50 | include_once($FileName);
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51 | $ClassName = 'LocaleText'.$Language;
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52 | $this->Texts = new $ClassName();
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53 | } else throw new Exception(sprintf(T('Language file %s not found'), $FileName));
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54 | $this->Texts->Load();
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55 | }
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56 |
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57 | function AnalyzeCode(string $Path): void
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58 | {
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59 | // Search for php files
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60 | $FileList = scandir($Path);
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61 | foreach ($FileList as $FileName)
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62 | {
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63 | $FullName = $Path.'/'.$FileName;
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64 | if (($FileName == '.') or ($FileName == '..')) ; // Skip virtual items
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65 | else if (substr($FileName, 0, 1) == '.') ; // Skip Linux hidden files
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66 | else if (is_dir($FullName)) $this->AnalyzeCode($FullName);
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67 | else if (file_exists($FullName))
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68 | {
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69 | if (substr($FullName, -4) == '.php')
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70 | {
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71 | $Content = file_get_contents($FullName);
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72 | // Search occurence of T() function
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73 | while (strpos($Content, 'T(') !== false)
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74 | {
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75 | $Previous = strtolower(substr($Content, strpos($Content, 'T(') - 1, 1));
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76 | $Content = substr($Content, strpos($Content, 'T(') + 2);
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77 | $Ord = ord($Previous);
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78 | if (!(($Ord >= ord('a')) and ($Ord <= ord('z'))))
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79 | {
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80 | // Do for non-alpha previous character
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81 | $Original = substr($Content, 0, strpos($Content, ')'));
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82 | $Original2 = '';
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83 | if ((substr($Original, 0, 1) == "'") and (substr($Original, -1, 1) == "'"))
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84 | $Original2 = substr($Original, 1, -1);
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85 | if ((substr($Original, 0, 1) == '"') and (substr($Original, -1, 1) == '"'))
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86 | $Original2 = substr($Original, 1, -1);
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87 | if ($Original2 != '')
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88 | {
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89 | if (!array_key_exists($Original2, $this->Texts->Data))
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90 | $this->Texts->Data[$Original2] = '';
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91 | }
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92 | }
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93 | }
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94 | }
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95 | }
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96 | }
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97 | }
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98 |
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99 | function SaveToFile(string $FileName): void
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100 | {
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101 | $Content = '<?php'."\n".
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102 | ''."\n".
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103 | 'class LocaleText'.$this->Texts->Code.' extends LocaleText'."\n".
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104 | '{'."\n".
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105 | ' function Load()'."\n".
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106 | ' {'."\n".
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107 | ' $this->Code = \''.$this->Texts->Code.'\';'."\n".
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108 | ' $this->Title = \''.$this->Texts->Title.'\';'."\n".
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109 | ' $this->Data = array('."\n";
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110 | foreach ($this->Texts->Data as $Index => $Item)
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111 | {
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112 | $Content .= " '".$Index."' => '".$Item."',\n";
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113 | }
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114 | $Content .= ' );'."\n".
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115 | ' }'."\n".
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116 | '}'."\n";
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117 | file_put_contents($FileName, $Content);
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118 | }
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119 |
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120 | function LoadFromDatabase(Database $Database, string $LangCode): void
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121 | {
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122 | $DbResult = $Database->select('Language', '*', 'Code='.$Database->quote($LangCode));
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123 | if ($DbResult->num_rows > 0)
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124 | {
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125 | $Language = $DbResult->fetch_assoc();
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126 | $this->Texts->Data = array();
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127 | $DbResult = $Database->select('Locale', '`Original`, `Translated`', '`Language`='.$Language['Id']);
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128 | while ($DbRow = $DbResult->fetch_assoc())
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129 | $this->Texts->Data[$DbRow['Original']] = $DbRow['Translated'];
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130 | }
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131 | }
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132 |
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133 | function SaveToDatabase(string $LangCode): void
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134 | {
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135 | $DbResult = $this->Database->select('Language', '*', 'Code='.$this->Database->quote($LangCode));
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136 | if ($DbResult->num_rows > 0)
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137 | {
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138 | $Language = $DbResult->fetch_assoc();
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139 | $this->Database->delete('Locale', '`Language`='.$Language['Id']);
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140 | foreach ($this->Texts->Data as $Index => $Item)
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141 | $this->Database->query('INSERT INTO `Locale` (`Language`,`Original`,`Translated`) '.
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142 | 'VALUES('.$Language['Id'].','.$this->Database->quote($Index).','.$this->Database->quote($Item).')');
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143 | }
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144 | }
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145 |
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146 | function UpdateToDatabase(string $LangCode): void
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147 | {
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148 | $DbResult = $this->Database->select('Language', '*', '`Code`='.$this->Database->quote($LangCode));
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149 | if ($DbResult->num_rows > 0)
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150 | {
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151 | $Language = $DbResult->fetch_assoc();
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152 | foreach ($this->Texts->Data as $Index => $Item)
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153 | {
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154 | $DbResult = $this->Database->select('Locale', '*', '(`Original` ='.$this->Database->quote($Index).
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155 | ') AND (`Language`='.($Language['Id']).')');
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156 | if ($DbResult->num_rows > 0)
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157 | $this->Database->update('Locale', '(`Language`='.($Language['Id']).') AND '.
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158 | '(`Original` ='.$this->Database->quote($Index).')', array('Translated' => $Item));
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159 | else $this->Database->insert('Locale', array('Language' => $Language['Id'],
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160 | 'Original' => $Index, 'Translated' => $Item));
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161 | }
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162 | }
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163 | }
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164 | }
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165 |
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166 | class LocaleManager extends Model
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167 | {
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168 | public LocaleFile $CurrentLocale;
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169 | public array $Codes;
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170 | public string $Dir;
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171 | public string $LangCode;
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172 | public string $DefaultLangCode;
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173 | public array $Available;
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174 |
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175 | function __construct(System $System)
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176 | {
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177 | parent::__construct($System);
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178 | $this->Codes = array('en');
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179 | $this->CurrentLocale = new LocaleFile($System);
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180 | $this->LangCode = 'en';
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181 | $this->DefaultLangCode = 'en';
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182 | $this->Available = array();
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183 | $this->Dir = '';
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184 | }
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185 |
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186 | function LoadAvailable(): void
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187 | {
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188 | $this->Available = array();
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189 | $FileList = scandir($this->Dir);
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190 | foreach ($FileList as $FileName)
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191 | {
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192 | if (substr($FileName, -4) == '.php')
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193 | {
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194 | $Code = substr($FileName, 0, -4);
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195 | $Locale = new LocaleFile($this->System);
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196 | $Locale->Dir = $this->Dir;
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197 | $Locale->Load($Code);
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198 | $this->Available['Code'] = array('Code' => $Code, 'Title' => $Locale->Texts->Title);
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199 | }
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200 | }
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201 | }
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202 |
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203 | function UpdateAll(string $Directory): void
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204 | {
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205 | $Locale = new LocaleFile($this->System);
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206 | $Locale->AnalyzeCode($Directory);
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207 | $FileList = scandir($this->Dir);
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208 | foreach ($FileList as $FileName)
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209 | {
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210 | if (substr($FileName, -4) == '.php')
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211 | {
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212 | $FileLocale = new LocaleFile($this->System);
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213 | $FileLocale->Dir = $this->Dir;
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214 | $FileLocale->Load(substr($FileName, 0, -4));
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215 |
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216 | // Add new
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217 | foreach ($Locale->Texts->Data as $Index => $Item)
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218 | if (!array_key_exists($Index, $FileLocale->Texts->Data))
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219 | $FileLocale->Texts->Data[$Index] = $Item;
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220 | // Remove old
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221 | foreach ($FileLocale->Texts->Data as $Index => $Item)
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222 | if (!array_key_exists($Index, $Locale->Texts->Data))
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223 | unset($FileLocale->Texts->Data[$Index]);
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224 | $FileLocale->UpdateToDatabase($FileLocale->Texts->Code);
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225 | $FileName = $this->Dir.'/'.$FileLocale->Texts->Code.'.php';
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226 | $FileLocale->SaveToFile($FileName);
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227 | }
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228 | }
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229 | $this->CurrentLocale->Load($this->CurrentLocale->Texts->Code);
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230 | }
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231 |
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232 | function LoadLocale(string $Code): void
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233 | {
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234 | if (array_key_exists($Code, $this->Available))
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235 | {
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236 | $this->CurrentLocale->Dir = $this->Dir;
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237 | $this->CurrentLocale->Load($Code);
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238 | } else throw new Exception(sprintf(T('Unsupported locale code %s'), $Code));
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239 | }
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240 | }
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241 |
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242 | // Short named global translation function
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243 | function T(string $Text, string $Group = ''): string
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244 | {
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245 | global $GlobalLocaleManager;
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246 |
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247 | if (isset($GlobalLocaleManager)) return $GlobalLocaleManager->CurrentLocale->Texts->Translate($Text, $Group);
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248 | else return $Text;
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249 | }
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