php
if(!empty($_REQUEST['query'])){
$criteria['$or'] = [];
$testRegex = $_REQUEST['query'];
$diacriticMap = [
'A'=>'AⒶＡÀÁÂẦẤẪẨÃĀĂẰẮẴẲȦǠÄǞẢÅǺǍȀȂẠẬẶḀĄȺⱯ',
'AA'=>'Ꜳ',
'AE'=>'ÆǼǢ',
'AO'=>'Ꜵ',
'AU'=>'Ꜷ',
'AV'=>'ꜸꜺ',
'AY'=>'Ꜽ',
'B'=>'BⒷＢḂḄḆɃƂƁ',
'C'=>'CⒸＣĆĈĊČÇḈƇȻꜾ',
'D'=>'DⒹＤḊĎḌḐḒḎĐƋƊƉꝹ',
'DZ'=>'DZDŽ',
'Dz'=>'DzDž',
'E'=>'EⒺＥÈÉÊỀẾỄỂẼĒḔḖĔĖËẺĚȄȆẸỆȨḜĘḘḚƐƎ',
'F'=>'FⒻＦḞƑꝻ',
'G'=>'GⒼＧǴĜḠĞĠǦĢǤƓꞠꝽꝾ',
'H'=>'HⒽＨĤḢḦȞḤḨḪĦⱧⱵꞍ',
'I'=>'IⒾＩÌÍÎĨĪĬİÏḮỈǏȈȊỊĮḬƗ',
'J'=>'JⒿＪĴɈ',
'K'=>'KⓀＫḰǨḲĶḴƘⱩꝀꝂꝄꞢ',
'L'=>'LⓁＬĿĹĽḶḸĻḼḺŁȽⱢⱠꝈꝆꞀ',
'LJ'=>'LJ',
'Lj'=>'Lj',
'M'=>'MⓂＭḾṀṂⱮƜ',
'N'=>'NⓃＮǸŃÑṄŇṆŅṊṈȠƝꞐꞤ',
'NJ'=>'NJ',
'Nj'=>'Nj',
'O'=>'OⓄＯÒÓÔỒỐỖỔÕṌȬṎŌṐṒŎȮȰÖȪỎŐǑȌȎƠỜỚỠỞỢỌỘǪǬØǾƆƟꝊꝌ',
'OI'=>'Ƣ',
'OO'=>'Ꝏ',
'OU'=>'Ȣ',
'P'=>'PⓅＰṔṖƤⱣꝐꝒꝔ',
'Q'=>'QⓆＱꝖꝘɊ',
'R'=>'RⓇＲŔṘŘȐȒṚṜŖṞɌⱤꝚꞦꞂ',
'S'=>'SⓈＳẞŚṤŜṠŠṦṢṨȘŞⱾꞨꞄ',
'T'=>'TⓉＴṪŤṬȚŢṰṮŦƬƮȾꞆ',
'TZ'=>'Ꜩ',
'U'=>'UⓊＵÙÚÛŨṸŪṺŬÜǛǗǕǙỦŮŰǓȔȖƯỪỨỮỬỰỤṲŲṶṴɄ',
'V'=>'VⓋＶṼṾƲꝞɅ',
'VY'=>'Ꝡ',
'W'=>'WⓌＷẀẂŴẆẄẈⱲ',
'X'=>'XⓍＸẊẌ',
'Y'=>'YⓎＹỲÝŶỸȲẎŸỶỴƳɎỾ',
'Z'=>'ZⓏＺŹẐŻŽẒẔƵȤⱿⱫꝢ',
'a'=>'aⓐａẚàáâầấẫẩãāăằắẵẳȧǡäǟảåǻǎȁȃạậặḁąⱥɐ',
'aa'=>'ꜳ',
'ae'=>'æǽǣ',
'ao'=>'ꜵ',
'au'=>'ꜷ',
'av'=>'ꜹꜻ',
'ay'=>'ꜽ',
'b'=>'bⓑｂḃḅḇƀƃɓ',
'c'=>'cⓒｃćĉċčçḉƈȼꜿↄ',
'd'=>'dⓓｄḋďḍḑḓḏđƌɖɗꝺ',
'dz'=>'dzdž',
'e'=>'eⓔｅèéêềếễểẽēḕḗĕėëẻěȅȇẹệȩḝęḙḛɇɛǝ',
'f'=>'fⓕｆḟƒꝼ',
'g'=>'gⓖｇǵĝḡğġǧģǥɠꞡᵹꝿ',
'h'=>'hⓗｈĥḣḧȟḥḩḫẖħⱨⱶɥ',
'hv'=>'ƕ',
'i'=>'iⓘｉìíîĩīĭïḯỉǐȉȋịįḭɨı',
'j'=>'jⓙｊĵǰɉ',
'k'=>'kⓚｋḱǩḳķḵƙⱪꝁꝃꝅꞣ',
'l'=>'lⓛｌŀĺľḷḹļḽḻſłƚɫⱡꝉꞁꝇ',
'lj'=>'lj',
'm'=>'mⓜｍḿṁṃɱɯ',
'n'=>'nⓝｎǹńñṅňṇņṋṉƞɲʼnꞑꞥ',
'nj'=>'nj',
'o'=>'oⓞｏòóôồốỗổõṍȭṏōṑṓŏȯȱöȫỏőǒȍȏơờớỡởợọộǫǭøǿɔꝋꝍɵ',
'oi'=>'ƣ',
'ou'=>'ȣ',
'oo'=>'ꝏ',
'p'=>'pⓟｐṕṗƥᵽꝑꝓꝕ',
'q'=>'qⓠｑɋꝗꝙ',
'r'=>'rⓡｒŕṙřȑȓṛṝŗṟɍɽꝛꞧꞃ',
's'=>'sⓢｓßśṥŝṡšṧṣṩșşȿꞩꞅẛ',
't'=>'tⓣｔṫẗťṭțţṱṯŧƭʈⱦꞇ',
'tz'=>'ꜩ',
'u'=>'uⓤｕùúûũṹūṻŭüǜǘǖǚủůűǔȕȗưừứữửựụṳųṷṵʉ',
'v'=>'vⓥｖṽṿʋꝟʌ',
'vy'=>'ꝡ',
'w'=>'wⓦｗẁẃŵẇẅẘẉⱳ',
'x'=>'xⓧｘẋẍ',
'y'=>'yⓨｙỳýŷỹȳẏÿỷẙỵƴɏỿ',
'z'=>'zⓩｚźẑżžẓẕƶȥɀⱬꝣ'
];
foreach($diacriticMap as $kk=>$vv){
$testRegex = str_replace($kk,"[$vv]",$testRegex);
}
/*print_r($testRegex);
exit;*/
$criteria['$or'][0]['email'] = new MongoRegex($_REQUEST['query'],'i');
$criteria['$or'][1]['name'] = new MongoRegex($testRegex,'i');
$criteria['$or'][2]['surname'] = new MongoRegex($testRegex,'i');