1 | <?php |
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2 | /* |
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3 | Plugin Name: Allow Turkish Accents in Slugs |
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4 | Plugin URI: http://core.trac.wordpress.org/ticket/15248 |
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5 | Description: Allows to keep accented Turkish characters in post and term slugs, as well as in usernames. |
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6 | Author: Sergey Biryukov |
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7 | Author URI: http://profiles.wordpress.org/sergeybiryukov/ |
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8 | Version: 0.1 |
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9 | */ |
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10 | |
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11 | function atas_restore_raw_title($title, $raw_title, $context) { |
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12 | return ( 'save' == $context ) ? $raw_title : $title; |
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13 | } |
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14 | add_filter('sanitize_title', 'atas_restore_raw_title', 8, 3); |
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15 | |
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16 | function atas_remove_accents($string, $raw_string = '', $context = 'save') { |
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17 | if ( 'save' != $context || !preg_match('/[\x80-\xff]/', $string) ) |
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18 | return $string; |
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19 | |
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20 | if (seems_utf8($string)) { |
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21 | $chars = array( |
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22 | // Decompositions for Latin-1 Supplement |
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23 | chr(195).chr(128) => 'A', chr(195).chr(129) => 'A', |
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24 | chr(195).chr(130) => 'A', chr(195).chr(131) => 'A', |
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25 | chr(195).chr(132) => 'A', chr(195).chr(133) => 'A', |
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26 | chr(195).chr(134) => 'AE',chr(195).chr(136) => 'E', |
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27 | chr(195).chr(137) => 'E', chr(195).chr(138) => 'E', |
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28 | chr(195).chr(139) => 'E', chr(195).chr(140) => 'I', |
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29 | chr(195).chr(141) => 'I', chr(195).chr(142) => 'I', |
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30 | chr(195).chr(143) => 'I', chr(195).chr(144) => 'D', |
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31 | chr(195).chr(145) => 'N', chr(195).chr(146) => 'O', |
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32 | chr(195).chr(147) => 'O', chr(195).chr(148) => 'O', |
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33 | chr(195).chr(149) => 'O', chr(195).chr(153) => 'U', |
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34 | chr(195).chr(154) => 'U', chr(195).chr(155) => 'U', |
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35 | chr(195).chr(157) => 'Y', chr(195).chr(158) => 'TH', |
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36 | chr(195).chr(159) => 's', chr(195).chr(160) => 'a', |
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37 | chr(195).chr(161) => 'a', chr(195).chr(162) => 'a', |
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38 | chr(195).chr(163) => 'a', chr(195).chr(164) => 'a', |
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39 | chr(195).chr(165) => 'a', chr(195).chr(166) => 'ae', |
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40 | chr(195).chr(168) => 'e', chr(195).chr(169) => 'e', |
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41 | chr(195).chr(170) => 'e', chr(195).chr(171) => 'e', |
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42 | chr(195).chr(172) => 'i', chr(195).chr(173) => 'i', |
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43 | chr(195).chr(174) => 'i', chr(195).chr(175) => 'i', |
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44 | chr(195).chr(176) => 'd', chr(195).chr(177) => 'n', |
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45 | chr(195).chr(178) => 'o', chr(195).chr(179) => 'o', |
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46 | chr(195).chr(180) => 'o', chr(195).chr(181) => 'o', |
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47 | chr(195).chr(184) => 'o', chr(195).chr(185) => 'u', |
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48 | chr(195).chr(186) => 'u', chr(195).chr(187) => 'u', |
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49 | chr(195).chr(189) => 'y', chr(195).chr(190) => 'th', |
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50 | chr(195).chr(191) => 'y', |
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51 | // Decompositions for Latin Extended-A |
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52 | chr(196).chr(128) => 'A', chr(196).chr(129) => 'a', |
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53 | chr(196).chr(130) => 'A', chr(196).chr(131) => 'a', |
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54 | chr(196).chr(132) => 'A', chr(196).chr(133) => 'a', |
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55 | chr(196).chr(134) => 'C', chr(196).chr(135) => 'c', |
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56 | chr(196).chr(136) => 'C', chr(196).chr(137) => 'c', |
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57 | chr(196).chr(138) => 'C', chr(196).chr(139) => 'c', |
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58 | chr(196).chr(140) => 'C', chr(196).chr(141) => 'c', |
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59 | chr(196).chr(142) => 'D', chr(196).chr(143) => 'd', |
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60 | chr(196).chr(144) => 'D', chr(196).chr(145) => 'd', |
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61 | chr(196).chr(146) => 'E', chr(196).chr(147) => 'e', |
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62 | chr(196).chr(148) => 'E', chr(196).chr(149) => 'e', |
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63 | chr(196).chr(150) => 'E', chr(196).chr(151) => 'e', |
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64 | chr(196).chr(152) => 'E', chr(196).chr(153) => 'e', |
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65 | chr(196).chr(154) => 'E', chr(196).chr(155) => 'e', |
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66 | chr(196).chr(156) => 'G', chr(196).chr(157) => 'g', |
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67 | chr(196).chr(160) => 'G', chr(196).chr(161) => 'g', |
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68 | chr(196).chr(162) => 'G', chr(196).chr(163) => 'g', |
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69 | chr(196).chr(164) => 'H', chr(196).chr(165) => 'h', |
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70 | chr(196).chr(166) => 'H', chr(196).chr(167) => 'h', |
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71 | chr(196).chr(168) => 'I', chr(196).chr(169) => 'i', |
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72 | chr(196).chr(170) => 'I', chr(196).chr(171) => 'i', |
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73 | chr(196).chr(172) => 'I', chr(196).chr(173) => 'i', |
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74 | chr(196).chr(174) => 'I', chr(196).chr(175) => 'i', |
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75 | chr(196).chr(178) => 'IJ',chr(196).chr(179) => 'ij', |
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76 | chr(196).chr(180) => 'J', chr(196).chr(181) => 'j', |
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77 | chr(196).chr(182) => 'K', chr(196).chr(183) => 'k', |
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78 | chr(196).chr(184) => 'k', chr(196).chr(185) => 'L', |
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79 | chr(196).chr(186) => 'l', chr(196).chr(187) => 'L', |
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80 | chr(196).chr(188) => 'l', chr(196).chr(189) => 'L', |
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81 | chr(196).chr(190) => 'l', chr(196).chr(191) => 'L', |
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82 | chr(197).chr(128) => 'l', chr(197).chr(129) => 'L', |
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83 | chr(197).chr(130) => 'l', chr(197).chr(131) => 'N', |
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84 | chr(197).chr(132) => 'n', chr(197).chr(133) => 'N', |
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85 | chr(197).chr(134) => 'n', chr(197).chr(135) => 'N', |
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86 | chr(197).chr(136) => 'n', chr(197).chr(137) => 'N', |
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87 | chr(197).chr(138) => 'n', chr(197).chr(139) => 'N', |
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88 | chr(197).chr(140) => 'O', chr(197).chr(141) => 'o', |
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89 | chr(197).chr(142) => 'O', chr(197).chr(143) => 'o', |
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90 | chr(197).chr(144) => 'O', chr(197).chr(145) => 'o', |
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91 | chr(197).chr(146) => 'OE',chr(197).chr(147) => 'oe', |
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92 | chr(197).chr(148) => 'R',chr(197).chr(149) => 'r', |
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93 | chr(197).chr(150) => 'R',chr(197).chr(151) => 'r', |
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94 | chr(197).chr(152) => 'R',chr(197).chr(153) => 'r', |
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95 | chr(197).chr(154) => 'S',chr(197).chr(155) => 's', |
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96 | chr(197).chr(156) => 'S',chr(197).chr(157) => 's', |
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97 | chr(197).chr(160) => 'S', chr(197).chr(161) => 's', |
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98 | chr(197).chr(162) => 'T', chr(197).chr(163) => 't', |
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99 | chr(197).chr(164) => 'T', chr(197).chr(165) => 't', |
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100 | chr(197).chr(166) => 'T', chr(197).chr(167) => 't', |
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101 | chr(197).chr(168) => 'U', chr(197).chr(169) => 'u', |
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102 | chr(197).chr(170) => 'U', chr(197).chr(171) => 'u', |
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103 | chr(197).chr(172) => 'U', chr(197).chr(173) => 'u', |
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104 | chr(197).chr(174) => 'U', chr(197).chr(175) => 'u', |
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105 | chr(197).chr(176) => 'U', chr(197).chr(177) => 'u', |
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106 | chr(197).chr(178) => 'U', chr(197).chr(179) => 'u', |
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107 | chr(197).chr(180) => 'W', chr(197).chr(181) => 'w', |
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108 | chr(197).chr(182) => 'Y', chr(197).chr(183) => 'y', |
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109 | chr(197).chr(184) => 'Y', chr(197).chr(185) => 'Z', |
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110 | chr(197).chr(186) => 'z', chr(197).chr(187) => 'Z', |
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111 | chr(197).chr(188) => 'z', chr(197).chr(189) => 'Z', |
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112 | chr(197).chr(190) => 'z', chr(197).chr(191) => 's', |
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113 | // Decompositions for Latin Extended-B |
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114 | chr(200).chr(152) => 'S', chr(200).chr(153) => 's', |
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115 | chr(200).chr(154) => 'T', chr(200).chr(155) => 't', |
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116 | // Euro Sign |
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117 | chr(226).chr(130).chr(172) => 'E', |
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118 | // GBP (Pound) Sign |
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119 | chr(194).chr(163) => ''); |
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120 | |
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121 | $string = strtr($string, $chars); |
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122 | } else { |
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123 | // Assume ISO-8859-1 if not UTF-8 |
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124 | $chars['in'] = chr(128).chr(131).chr(138).chr(142).chr(154).chr(158) |
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125 | .chr(159).chr(162).chr(165).chr(181).chr(192).chr(193).chr(194) |
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126 | .chr(195).chr(196).chr(197).chr(199).chr(200).chr(201).chr(202) |
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127 | .chr(203).chr(204).chr(205).chr(206).chr(207).chr(209).chr(210) |
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128 | .chr(211).chr(212).chr(213).chr(214).chr(216).chr(217).chr(218) |
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129 | .chr(219).chr(220).chr(221).chr(224).chr(225).chr(226).chr(227) |
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130 | .chr(228).chr(229).chr(231).chr(232).chr(233).chr(234).chr(235) |
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131 | .chr(236).chr(237).chr(238).chr(239).chr(241).chr(242).chr(243) |
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132 | .chr(244).chr(245).chr(246).chr(248).chr(249).chr(250).chr(251) |
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133 | .chr(252).chr(253).chr(255); |
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134 | |
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135 | $chars['out'] = "EfSZszYcYuAAAAAACEEEEIIIINOOOOOOUUUUYaaaaaaceeeeiiiinoooooouuuuyy"; |
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136 | |
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137 | $string = strtr($string, $chars['in'], $chars['out']); |
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138 | $double_chars['in'] = array(chr(140), chr(156), chr(198), chr(208), chr(222), chr(223), chr(230), chr(240), chr(254)); |
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139 | $double_chars['out'] = array('OE', 'oe', 'AE', 'DH', 'TH', 'ss', 'ae', 'dh', 'th'); |
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140 | $string = str_replace($double_chars['in'], $double_chars['out'], $string); |
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141 | } |
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142 | |
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143 | return $string; |
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144 | } |
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145 | add_filter('sanitize_title', 'atas_remove_accents', 9, 3); |
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146 | |
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147 | function atas_sanitize_user($username, $raw_username, $strict) { |
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148 | $username = wp_strip_all_tags( $raw_username ); |
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149 | $username = atas_remove_accents( $username ); |
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150 | // Kill octets |
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151 | $username = preg_replace( '|%([a-fA-F0-9][a-fA-F0-9])|', '', $username ); |
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152 | $username = preg_replace( '/&.+?;/', '', $username ); // Kill entities |
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153 | |
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154 | // If strict, reduce to ASCII and Turkish characters for max portability. |
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155 | if ( $strict ) |
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156 | $username = preg_replace( '|[^a-zŞşİıĞğÜüÖöÇç0-9 _.\-@]|iu', '', $username ); |
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157 | |
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158 | $username = trim( $username ); |
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159 | // Consolidate contiguous whitespace |
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160 | $username = preg_replace( '|\s+|', ' ', $username ); |
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161 | |
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162 | return $username; |
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163 | } |
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164 | add_filter('sanitize_user', 'atas_sanitize_user', 10, 3); |
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165 | ?> |
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