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<?php
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/******************
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* LE Core *
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*****************/
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/*core functions*/
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function arr_v($arr,$field,$default=false)
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{
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return isset($arr[$field]) ? $arr[$field] : $default;
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}
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function echo_arr(&$arr) {
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if (ISWEB) echo '<pre>';
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print_r($arr);
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if (ISWEB) echo '</pre>';
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}
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/*core class*/
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class LE
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{
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public static $DB,$TPL,$CACHE,$QUERY_DATA_TYPE;
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public static function DEF ($constant_name,$val=false)
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{
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if (!defined($constant_name)) define($constant_name, $val);
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}
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}
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/*date prepare class*/
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//prepare class
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class PRE {
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public static $MASK = ['D' => '0-9', 'R' => 'а-яё', 'L' => 'a-z', 'S' => '\s'];
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public static $SH_MASK = [
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'UP' => MB_CASE_UPPER,
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'DOWN' => MB_CASE_LOWER,
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'U1' => MB_CASE_TITLE];
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public static function SQL($s)
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{
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if (method_exists(LE::$DB, 'prepare')) return LE::$DB->prepare($s);
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return addslashes($s);
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}
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public static function DOWN($s)
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{
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return mb_convert_case($s, MB_CASE_LOWER);
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}
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public static function UP($s)
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{
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return mb_convert_case($s, MB_CASE_UPPER);
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}
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public static function SHIFT($s, $t)
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{
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if (isset(PRE::$SH_MASK[$t])) {
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return mb_convert_case($s, PRE::$SH_MASK[$t]);
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}
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exit('shift err mask');
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}
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public static function f2int($n,int $m):int
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{
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if (empty($n)) return 0;
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$n=(float)$n;
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$n*=pow(10,$m+1);
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return (int) Ceil(round($n)/10);
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}
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public static function F($s, $t) {
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$preg = strtr(preg_quote(trim($t), '!'), PRE::$MASK);
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return preg_replace('![^' . $preg . ']!iu', '', $s);
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}
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public static function UP1($s) {
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$s = PRE::SHIFT(trim($s),'DOWN');
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$w = preg_split('/\s+/', $s);
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if (isset($w[0]))
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{
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$w[0] = PRE::SHIFT($w[0],'U1');
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return implode(' ',$w);
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}
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return $s;
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}
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public static function INT($i):int {return (int)PRE::NUM($i);}
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public static function NUM($i) {return preg_replace('![^0-9]!', '', $i);}
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public static function DEC($i):float {
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$i= preg_replace('/[^\-0-9,.]/u', '', $i);
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return (float)preg_replace('!([\-]?[0-9]+)[,.]?([0-9]+)?!', '$1.$2', $i);
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}
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public static function MONEY_OUT($i) {return money_format('%n', $i);}
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//удаляет двойные пробелы и табы
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public static function DSP($i)
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{
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return preg_replace('/\s{1,}/u', " ", $i);
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}
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public static function PLAIN_FORMAT($str,$one_str=0)
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{
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$str = PRE::DSP($str);
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if ($one_str) $str = preg_replace('!([\n]*)!simu', '', $str);
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$str = preg_replace('![\s]*([,.])!simu', '$1', $str);
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$str = trim($str);
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return $str;
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}
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//подрезает строку по разрешенному лимиту
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public static function CROP($s,$l=0){return (($l>0)?mb_substr($s,0,$l):$s);}
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}
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/**приведение в алфавит $a числа $int */
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function int2alphabet(array $a,int $int):string
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{
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$cnt = count($a); //емкость алфавита
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$out="";
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while ($int>=$cnt)
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{
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$out = ($a[($int % $cnt)]).$out;
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$int = intdiv($int, $cnt);
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}
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return $a[$int].$out;
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} |
