110 lines
3.9 KiB
PHP
110 lines
3.9 KiB
PHP
<?php
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class Tools_String {
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// from creole
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static function strToArray($str) {
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$str = substr($str, 1, -1); // remove { }
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$res = array();
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$subarr = array();
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$in_subarr = 0;
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$toks = explode(',', $str);
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foreach($toks as $tok) {
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if ($in_subarr > 0) { // already in sub-array?
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$subarr[$in_subarr][] = $tok;
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if ('}' === substr($tok, -1, 1)) { // check to see if we just added last component
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$res[] = static::strToArray(implode(',', $subarr[$in_subarr]));
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$in_subarr--;
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}
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} elseif ($tok{0} === '{') { // we're inside a new sub-array
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if ('}' !== substr($tok, -1, 1)) {
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$in_subarr++;
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// if sub-array has more than one element
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$subarr[$in_subarr] = array();
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$subarr[$in_subarr][] = $tok;
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} else {
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$res[] = static::strToArray($tok);
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}
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} else { // not sub-array
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$val = trim($tok, '"'); // remove " (surrounding strings)
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// perform type castng here?
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$res[] = $val;
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}
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}
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return $res;
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}
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//Нормализация строк на русском
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static function normalizeRussian($str) {
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$result = preg_replace('/\s+/',' ', $str);
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if (is_string($result)) {
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$result = trim($result); //Замена длинных пробелов на одинарные, пробелы по краям
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$result = mb_strtolower($result);
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$result = preg_replace('/ё/','е', $str); //е на ё
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}
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return $result;
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}
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//Проверка равенства двух строк на русском языке.
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static function equalRussianCheck($str1,$str2) {
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return self::normalizeRussian($str1) == self::normalizeRussian($str2);
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}
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/**
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* Попадает ли строка в список вариантов
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* input: $str="foo1" $variants="foo1|foo2|foo3"
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* output: true
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* input: $str="foo" $variants="foo1|foo2|foo3"
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* output: false
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*/
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static function compare_string_to_variants($str, $variants){
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$variants_array = explode('|', $variants);
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$founded = false;
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foreach ($variants_array as $variant) {
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$founded = $founded || self::equalRussianCheck($variant, $str);
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}
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return $founded;
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}
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static function mb_str_split($str) {
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return preg_split('~~u', $str, null, PREG_SPLIT_NO_EMPTY);
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}
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static function mb_strtr($str, $from, $to) {
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return str_replace(self::mb_str_split($from), self::mb_str_split($to), $str);
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}
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static function encodestring($st) {
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$st = self::mb_strtr($st,"абвгдеёзийклмнопрстуфхъыэ !+-()", "abvgdeeziyklmnoprstufh_ie______");
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$st = self::mb_strtr($st,"АБВГДЕЁЗИЙКЛМНОПРСТУФХЪЫЭ", "ABVGDEEZIYKLMNOPRSTUFH_IE");
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$st = strtr($st, array(
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" " => '_',
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"." => '_',
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"," => '_',
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"?" => '_',
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"\"" => '_',
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"'" => '_',
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"/" => '_',
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"\\" => '_',
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"%" => '_',
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"#" => '_',
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"*" => '_',
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"ж"=>"zh", "ц"=>"ts", "ч"=>"ch", "ш"=>"sh",
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"щ"=>"shch","ь"=>"", "ю"=>"yu", "я"=>"ya",
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"Ж"=>"ZH", "Ц"=>"TS", "Ч"=>"CH", "Ш"=>"SH",
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"Щ"=>"SHCH","Ь"=>"", "Ю"=>"YU", "Я"=>"YA",
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"Й"=>"i", "й"=>"ie", "ё"=>"Ye",
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"№"=>"N"
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));
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return strtolower($st);
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}
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static function validate_encoded_string($st) {
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$enc_st = self::encodestring($st);
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return preg_match('/^[\w_-]+(\.[\w_-]+)?$/', $enc_st);
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}
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}
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