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1 <?php 2 3 namespace dokuwiki\Utf8; 4 5 /** 6 * Provides static access to the UTF-8 conversion tables 7 * 8 * Lazy-Loads tables on first access 9 */ 10 class Table 11 { 12 13 /** 14 * Get the upper to lower case conversion table 15 * 16 * @return array 17 */ 18 public static function upperCaseToLowerCase() 19 { 20 static $table = null; 21 if ($table === null) $table = include __DIR__ . '/tables/case.php'; 22 return $table; 23 } 24 25 /** 26 * Get the lower to upper case conversion table 27 * 28 * @return array 29 */ 30 public static function lowerCaseToUpperCase() 31 { 32 static $table = null; 33 if ($table === null) { 34 $uclc = self::upperCaseToLowerCase(); 35 $table = array_flip($uclc); 36 } 37 return $table; 38 } 39 40 /** 41 * Get the lower case accent table 42 * @return array 43 */ 44 public static function lowerAccents() 45 { 46 static $table = null; 47 if ($table === null) { 48 $table = include __DIR__ . '/tables/loweraccents.php'; 49 } 50 return $table; 51 } 52 53 /** 54 * Get the lower case accent table 55 * @return array 56 */ 57 public static function upperAccents() 58 { 59 static $table = null; 60 if ($table === null) { 61 $table = include __DIR__ . '/tables/upperaccents.php'; 62 } 63 return $table; 64 } 65 66 /** 67 * Get the romanization table 68 * @return array 69 */ 70 public static function romanization() 71 { 72 static $table = null; 73 if ($table === null) { 74 $table = include __DIR__ . '/tables/romanization.php'; 75 } 76 return $table; 77 } 78 79 /** 80 * Get the special chars as a concatenated string 81 * @return string 82 */ 83 public static function specialChars() 84 { 85 static $string = null; 86 if ($string === null) { 87 $table = include __DIR__ . '/tables/specials.php'; 88 // FIXME should we cache this to file system? 89 $string = Unicode::toUtf8($table); 90 } 91 return $string; 92 } 93 }
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