'and'); $string = self::lowercase( trim( $string ), 'UTF-8' ); $string = str_replace( array_keys($special_cases), array_values( $special_cases), $string ); $string = preg_replace( $accents_regex, '$1', htmlentities( $string, ENT_QUOTES, 'UTF-8' ) ); $string = preg_replace("/[^a-z0-9]/u", "$separator", $string); $string = preg_replace("/[$separator]+/u", "$separator", $string); return $string; } // Replace all occurrences of the search string with the replacement string. public static function replace($search, $replace, $string) { return str_replace($search,$replace,$string); } // String to lowercase public static function lowercase($string) { if(MB_STRING) return mb_strtolower($string, 'UTF-8'); return strtolower($string); } // Find position of first occurrence of substring in a string. public static function strpos($string, $substring) { if(MB_STRING) return mb_strpos($string, $substring, 0, 'UTF-8'); return strpos($string, $substring); } // Returns the portion of string specified by the start and length parameters. public static function cut($string, $start, $length) { if(MB_STRING) { $cut = mb_substr($string, $start, $length, 'UTF-8'); } else { $cut = substr($string, $start, $length); } if(empty($cut)) { return ''; } return $cut; } // Return string length public static function length($string) { if(MB_STRING) return mb_strlen($string, 'UTF-8'); return strlen($string); } public static function isEmpty($string) { $string = trim($string); if(empty($string)) return true; return false; } // Old public static function unserialize($string) { parse_str($string, $data); // Clean magic quotes if this enabled if(get_magic_quotes_gpc()) { $data = self::clean_magic_quotes($data); } return($data); } public static function ajax_header($tmp) { $xml = ''; $xml .= ''; $xml .= $tmp; $xml .= ''; return( $xml ); } // Clean magic quotes public static function clean_magic_quotes($args) { $tmp_array = array(); foreach($args as $key => $arg) { $tmp_array[$key] = stripslashes($arg); } return($tmp_array); } public static function cut_text($text, $maxlength) { return( substr($text,0,strrpos(substr($text,0,$maxlength)," ")) ); } public static function cut_words($text, $count) { $explode = explode(" ", $text); if(count($explode) > $count) { array_splice($explode, $count); $text = implode(' ', $explode); } return($text); } // Strip spaces // Strip spaces public static function strip_spaces($string) { return( str_replace(' ','',$string) ); } // Strip quotes ' and " public static function strip_quotes($text) { $text = str_replace('\'', '', $text); $text = str_replace('"', '', $text); return( $text ); } function clean_non_alphanumeric($string) { $string = preg_replace("/[^A-Za-z0-9 ]/", '', $string); return $string; } // RETURN // TRUE - si contiene el substring // FALSE - caso contrario public static function is_substring($string, $substring) { return( strpos($string, $substring) !== false ); } // RETURN // TRUE - is not empty // FALSE - is empty public static function not_empty($string) { return( !self::is_empty($string) ); } public static function is_empty($string) { $string = self::strip_spaces($string); return( empty($string) ); } // Compara 2 cadenas // Retorna TRUE si son iguales, FALSE caso contrario public static function compare($value1, $value2) { return( strcmp($value1, $value2) == 0 ); } // Clean text for URL public static function clean_url($text, $spaces='-', $translit=false) { // Delete characters $text = str_replace(array("“", "”", "!", "*", "'", """, "(", ")", ";", ":", "@", "&", "=", "+", "$", ",", "/", "?", "%", "#", "[", "]", "|"),'',$text); $text = preg_replace('![^\\pL\d]+!u', '-', $text); // Translit if($translit!=false) { $text = str_replace(array_keys($translit),array_values($translit),$text); } if (function_exists('iconv')) { $ret = iconv('utf-8', 'us-ascii//TRANSLIT//IGNORE', $text); if ($ret!==false){ //iconv might return false on error $text = $ret; } } // Replace spaces by $spaces $text = str_replace(' ',$spaces,$text); //remove any additional characters that might appear after translit $text = preg_replace('![^-\w]+!', '', $text); // Replace multiple dashes $text = preg_replace('/-{2,}/', '-', $text); // Make a string lowercase $text = self::str2lower($text); return $text; } public static function replace_assoc(array $replace, $text) { return str_replace(array_keys($replace), array_values($replace), $text); } }