kanji-encoding.lib.php 4.4 KB

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  1. <?php
  2. /* vim: set expandtab sw=4 ts=4 sts=4: */
  3. /**
  4. * Set of functions for kanji-encoding convert (available only with japanese
  5. * language)
  6. *
  7. * PHP4 configure requirements:
  8. * --enable-mbstring --enable-mbstr-enc-trans --enable-mbregex
  9. *
  10. * 2002/2/22 - by Yukihiro Kawada <kawada@den.fujifilm.co.jp>
  11. *
  12. * @package PhpMyAdmin
  13. */
  14. if (! defined('PHPMYADMIN')) {
  15. exit;
  16. }
  17. /**
  18. * Gets the php internal encoding codes and sets the available encoding
  19. * codes list
  20. * 2002/1/4 by Y.Kawada
  21. *
  22. * @global string $kanji_encoding_list the available encoding codes list
  23. *
  24. * @return boolean always true
  25. */
  26. function PMA_Kanji_checkEncoding()
  27. {
  28. global $kanji_encoding_list;
  29. $internal_enc = mb_internal_encoding();
  30. if ($internal_enc == 'EUC-JP') {
  31. $kanji_encoding_list = 'ASCII,EUC-JP,SJIS,JIS';
  32. } else {
  33. $kanji_encoding_list = 'ASCII,SJIS,EUC-JP,JIS';
  34. }
  35. return true;
  36. } // end of the 'PMA_Kanji_checkEncoding' function
  37. /**
  38. * Reverses SJIS & EUC-JP position in the encoding codes list
  39. * 2002/1/4 by Y.Kawada
  40. *
  41. * @global string $kanji_encoding_list the available encoding codes list
  42. *
  43. * @return boolean always true
  44. */
  45. function PMA_Kanji_changeOrder()
  46. {
  47. global $kanji_encoding_list;
  48. $parts = explode(',', $kanji_encoding_list);
  49. if ($parts[1] == 'EUC-JP') {
  50. $kanji_encoding_list = 'ASCII,SJIS,EUC-JP,JIS';
  51. } else {
  52. $kanji_encoding_list = 'ASCII,EUC-JP,SJIS,JIS';
  53. }
  54. return true;
  55. } // end of the 'PMA_Kanji_changeOrder' function
  56. /**
  57. * Kanji string encoding convert
  58. * 2002/1/4 by Y.Kawada
  59. *
  60. * @param string $str the string to convert
  61. * @param string $enc the destination encoding code
  62. * @param string $kana set 'kana' convert to JIS-X208-kana
  63. *
  64. * @global string $kanji_encoding_list the available encoding codes list
  65. *
  66. * @return string the converted string
  67. */
  68. function PMA_Kanji_strConv($str, $enc, $kana)
  69. {
  70. global $kanji_encoding_list;
  71. if ($enc == '' && $kana == '') {
  72. return $str;
  73. }
  74. $string_encoding = mb_detect_encoding($str, $kanji_encoding_list);
  75. if ($kana == 'kana') {
  76. $dist = mb_convert_kana($str, 'KV', $string_encoding);
  77. $str = $dist;
  78. }
  79. if ($string_encoding != $enc && $enc != '') {
  80. $dist = mb_convert_encoding($str, $enc, $string_encoding);
  81. } else {
  82. $dist = $str;
  83. }
  84. return $dist;
  85. } // end of the 'PMA_Kanji_strConv' function
  86. /**
  87. * Kanji file encoding convert
  88. * 2002/1/4 by Y.Kawada
  89. *
  90. * @param string $file the name of the file to convert
  91. * @param string $enc the destination encoding code
  92. * @param string $kana set 'kana' convert to JIS-X208-kana
  93. *
  94. * @return string the name of the converted file
  95. */
  96. function PMA_Kanji_fileConv($file, $enc, $kana)
  97. {
  98. if ($enc == '' && $kana == '') {
  99. return $file;
  100. }
  101. $tmpfname = tempnam('', $enc);
  102. $fpd = fopen($tmpfname, 'wb');
  103. $fps = fopen($file, 'r');
  104. PMA_Kanji_changeOrder();
  105. while (!feof($fps)) {
  106. $line = fgets($fps, 4096);
  107. $dist = PMA_Kanji_strConv($line, $enc, $kana);
  108. fputs($fpd, $dist);
  109. } // end while
  110. PMA_Kanji_changeOrder();
  111. fclose($fps);
  112. fclose($fpd);
  113. unlink($file);
  114. return $tmpfname;
  115. } // end of the 'PMA_Kanji_fileConv' function
  116. /**
  117. * Defines radio form fields to switch between encoding modes
  118. * 2002/1/4 by Y.Kawada
  119. *
  120. * @return string xhtml code for the radio controls
  121. */
  122. function PMA_Kanji_encodingForm()
  123. {
  124. return "\n"
  125. . '<ul>' . "\n" . '<li>'
  126. . '<input type="radio" name="knjenc" value="" checked="checked" '
  127. . 'id="kj-none" />'
  128. . '<label for="kj-none">'
  129. /* l10n: This is currently used only in Japanese locales */
  130. . _pgettext('None encoding conversion', 'None')
  131. . "</label>\n"
  132. . '<input type="radio" name="knjenc" value="EUC-JP" id="kj-euc" />'
  133. . '<label for="kj-euc">EUC</label>' . "\n"
  134. . '<input type="radio" name="knjenc" value="SJIS" id="kj-sjis" />'
  135. . '<label for="kj-sjis">SJIS</label>' . "\n"
  136. . '</li>' . "\n" . '<li>'
  137. . '<input type="checkbox" name="xkana" value="kana" id="kj-kana" />'
  138. . "\n"
  139. . '<label for="kj-kana">'
  140. /* l10n: This is currently used only in Japanese locales */
  141. . __('Convert to Kana')
  142. . '</label><br />'
  143. . "\n"
  144. . '</li>' . "\n" . '</ul>'
  145. ;
  146. } // end of the 'PMA_Kanji_encodingForm' function
  147. PMA_Kanji_checkEncoding();
  148. ?>