StringUtil에 splitString, padString 추가

2018-04-07 16:27:58 +09:00
parent 0cc7ba368a
commit 7afa36a2b8
7 changed files with 92 additions and 56 deletions
@@ -168,27 +168,69 @@ class StringUtil
        return $str;
    }

-    //중간정렬
-    public static function staticFill($str, $maxsize, $ch)
-    {
-        if (!$str) {
-            $str = '';
+    function splitString($str, $l = 0) {
+        //https://php.net/manual/kr/function.str-split.php#107658
+        if ($l > 0) {
+            $ret = array();
+            $len = mb_strlen($str, "UTF-8");
+            for ($i = 0; $i < $len; $i += $l) {
+                $ret[] = mb_substr($str, $i, $l, "UTF-8");
+            }
+            return $ret;
        }
-        $size = strlen($str);
-
-        $count = ($maxsize - $size) / 2;
-        $string = '';
-
-        for ($i=0; $i < $count; $i++) {
-            $string = $string.$ch;
-        }
-        $string = $string.$str;
-        for ($i=0; $i < $count; $i++) {
-            $string = $string.$ch;
-        }
-        return $string;
+        return preg_split("//u", $str, -1, PREG_SPLIT_NO_EMPTY);
    }
-    
+
+    /**
+     * str_pad를 유니코드에서 사용할 수 있는 함수, monospace 전각, 반각 구분을 포함.
+     * @param string $str   원본 문자열
+     * @param int $maxsize  채우고자 하는 너비. 전각 문자는 2, 반각 문자는 1을 기준으로 함
+     * @param string $ch    채움 문자열
+     * @param int $position 원본 문자열의 위치. -1:왼쪽(오른쪽을 채움), 0:가운데(양쪽을 채움), 1:오른쪽(왼쪽을 채움)
+     * @return string 채워진 문자열. 완벽히 채울 수 없는 경우 $maxsize보다 살짝 작은 길이로 반환 됨.
+     */
+    public static function padString(string $str, int $maxsize, string $ch = ' ', int $position = 0){
+        $chLen = mb_strwidth($ch, 'UTF-8');
+
+        if($chLen == 0){
+            return padString($str, $maxsize, ' ', $position);
+        }
+
+        $textLen = mb_strwidth($str, 'UTF-8');
+
+        $fillTextCnt = intdiv($maxsize - $textLen, $chLen);
+
+        if($position < 0){
+            $fillLeftCnt = 0;
+            $fillRightCnt = $fillTextCnt;
+        }
+        else if($position > 0){
+            $fillLeftCnt = $fillTextCnt;
+            $fillRightCnt = 0;
+        }
+        else {
+            $fillLeftCnt = intdiv($fillTextCnt, 2);
+            $fillRightCnt = $fillTextCnt - $fillLeftCnt;
+        }
+
+        return str_repeat($ch, $fillLeftCnt).$str.str_repeat($ch, $fillRightCnt);
+    }
+
+    public static function padStringAlignRight(string $str, int $maxsize, string $ch = ' '){
+        return static::padString($str, $maxsize, $ch, 1);
+    }
+
+    public static function padStringAlignLeft(string $str, int $maxsize, string $ch = ' '){
+        return static::padString($str, $maxsize, $ch, -1);
+    }
+
+    public static function padStringAlignCenter(string $str, int $maxsize, string $ch = ' '){
+        return static::padString($str, $maxsize, $ch, 0);
+    }
+
+    /**
+     * 
+     */
    public static function Fill($str, $maxsize, $ch)
    {
        if (!$str) {
@@ -209,24 +251,6 @@ class StringUtil
        return $string;
    }

-    //우측정렬
-    public static function Fill2($str, $maxsize, $ch='0')
-    {
-        if (!$str) {
-            $str = '';
-        }
-        $size = strlen($str);
-
-        $count = ($maxsize - $size);
-        $string = '';
-        for ($i=0; $i < $count; $i++) {
-            $string = $string.$ch;
-        }
-        $string = $string.$str;
-
-        return $string;
-    }
-
    public static function EscapeTag($str)
    {
        $str = htmlspecialchars($str);