--- fenglin/lib/str_process.inc.php	2004/06/25 08:58:04	1.3
+++ fenglin/lib/str_process.inc.php	2004/12/10 15:54:32	1.5
@@ -1,18 +1,17 @@
 <?
 
-function split_line($str,$pre="",$width=75)
+function split_line($str,$prefix="",$width=75)
 {
 	$lines = array();
 	$lines_count = 0;
 	$len = strlen($str);
 
 	$hz_ok = true;
-	$en_ok = true;
 	
 	if ($width<=0)
 		return $str;
 	
-	$line = $pre;
+	$line = $prefix;
 	$line_count = strlen($line);
 	for($i=0;$i<$len;$i++)
 	{
@@ -21,24 +20,15 @@ function split_line($str,$pre="",$width=
 		if (ord($str[$i])>127)
 		{
 			$hz_ok = (!$hz_ok);
-			$en_ok = true;
 		}
 		if (ord($str[$i])<=127)
 		{
 			$hz_ok = true;
-			if ($str[$i] == " ")
-			{
-				$en_ok = true;
-			}
-			else
-			{
-				$en_ok = false;
-			}
 		}
-		if ($line_count >= $width && $hz_ok && $en_ok)
+		if ($line_count >= $width && $hz_ok)
 		{
 			$lines[$lines_count++] = $line;
-			$line = $pre;
+			$line = $prefix;
 			$line_count = strlen($line);
 		}
 	}
@@ -52,7 +42,7 @@ function split_line($str,$pre="",$width=
 	return $result;
 }
 
-function str_process($str,$pre="",$width=75)
+function str_process($str,$prefix="",$width=75)
 {
 	$result = "";
 	
@@ -60,10 +50,26 @@ function str_process($str,$pre="",$width
 
 	foreach($lines as $line)
 	{
-		$result .= split_line($line,$pre,$width);
+		$result .= split_line($line,$prefix,$width);
 	}
 	
 	return $result;
 }
 
+function str_b_lines($str,$max_line=1)
+{
+	$result = "";
+	$l = 0;
+	$lines = explode("\n",str_replace("\r\n","\n",$str));
+	foreach($lines as $line)
+	{
+		$result .= ($line."\r\n");
+		$l += (strlen($line)/256 + 1);
+		if ($l >= $max_line)
+			break;
+	}
+
+	return $result;
+}
+
 ?>