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<?php |
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/** |
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* Created by PhpStorm. |
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* Author: Adrian Dumitru |
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* Date: 4/23/2017 12:02 AM |
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*/ |
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namespace Qpdb\QueryBuilder\Dependencies; |
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class QueryHelper |
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{ |
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/** |
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* @param string $string |
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* @return mixed|string |
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*/ |
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public static function clearMultipleSpaces( $string = '' ) |
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{ |
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$string = preg_replace( '/\s+/', ' ', $string ); |
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$string = trim( $string ); |
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return $string; |
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} |
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/** |
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* @param $val |
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* @return bool |
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*/ |
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public static function isInteger( $val ) |
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{ |
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$val = trim( $val ); |
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return is_numeric( $val ) && floor( $val ) == $val; |
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} |
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/** |
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* @param $val |
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* @return bool |
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* @i |
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*/ |
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public static function isDecimal( $val ) |
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{ |
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$val = trim( $val ); |
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return is_numeric( $val ) && floor( $val ) != $val; |
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} |
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/** |
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* @param $string |
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* @param string $delimiter |
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* @return array |
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*/ |
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public static function explode( $string, $delimiter = ',' ) |
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{ |
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$brutArray = explode( $delimiter, $string ); |
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$newArray = array(); |
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foreach ( $brutArray as $value ) { |
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$value = trim( $value ); |
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if ( '' !== $value ) |
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$newArray[] = $value; |
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} |
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return $newArray; |
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} |
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public static function alphaNum( $string ) |
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{ |
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$string = preg_replace( "/[^a-zA-Z0-9 _,]+/", "", $string ); |
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//$string = preg_replace( "/[^a-zA-Z0-9_]+/", "", $string ); |
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return self::clearMultipleSpaces( $string ); |
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} |
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/** |
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* @param array $array |
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* @param string $delimiter |
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* @return string |
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*/ |
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public static function implode( array $array, $delimiter = ',' ) |
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{ |
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$string = implode( $delimiter, $array ); |
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$string = trim( $string ); |
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$string = trim( $string, trim( $delimiter ) ); |
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$string = trim( $string ); |
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return $string; |
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} |
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/** |
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* @param $string |
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* @return mixed|string |
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*/ |
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public static function clearQuotes( $string ) |
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{ |
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$search = array( '"', "'" ); |
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$replace = ''; |
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$string = str_replace( $search, $replace, $string ); |
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return self::clearMultipleSpaces( $string ); |
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} |
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/** |
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* @param int $length |
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* @return string |
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*/ |
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public static function random( $length = 5 ) |
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{ |
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$characters = 'abcdefghijklmnopqrstuvwxyz'; |
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$charactersLength = strlen( $characters ); |
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$randomString = ''; |
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for ( $i = 0; $i < $length; $i++ ) |
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$randomString .= $characters[ rand( 0, $charactersLength - 1 ) ]; |
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return str_shuffle( $randomString ); |
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} |
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public static function addBacktick( $string ) |
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{ |
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$string = str_replace( '`', '', $string ); |
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$stringArrayBacktick = []; |
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$string = self::clearMultipleSpaces( $string ); |
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$stringArray = explode( '.', $string ); |
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foreach ( $stringArray as $part ) { |
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$part = self::clearMultipleSpaces( $part ); |
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if ( empty( $part ) ) |
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continue; |
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$stringArrayBacktick[] = '`' . $part . '`'; |
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} |
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return implode( '.', $stringArrayBacktick ); |
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} |
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} |
adumitru68 /
QueryBuilder
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