fenglin/lib/str_process.inc.php

<?

function split_line($str,$prefix="",$width=75)
{
        $lines = array();
        $lines_count = 0;
        $len = strlen($str);

        $hz_ok = true;
        
        if ($width<=0)
                return $str;
        
        $line = $prefix;
        $line_count = strlen($line);
        for($i=0;$i<$len;$i++)
        {
                $line.=$str[$i];
                $line_count++;
                if (ord($str[$i])>127)
                {
                        $hz_ok = (!$hz_ok);
                }
                if (ord($str[$i])<=127)
                {
                        $hz_ok = true;
                }
                if ($line_count >= $width && $hz_ok)
                {
                        $lines[$lines_count++] = $line;
                        $line = $prefix;
                        $line_count = strlen($line);
                }
        }
        $lines[$lines_count++] = $line;

        $result = "";
        for($i=0;$i<$lines_count;$i++)
        {
                $result.=($lines[$i]."\r\n");
        }
        return $result;
}

function str_process($str,$prefix="",$width=75)
{
        $result = "";
        
        $lines = explode("\n",str_replace("\r\n","\n",$str));

        foreach($lines as $line)
        {
                $result .= split_line($line,$prefix,$width);
        }
        
        return $result;
}

?>
1	sysadm	1.1	<?
2
3	sysadm	1.4	function split_line($str,$prefix="",$width=75)
4	sysadm	1.1	{
5			$lines = array();
6			$lines_count = 0;
7			$len = strlen($str);
8
9			$hz_ok = true;
10
11			if ($width<=0)
12			return $str;
13
14	sysadm	1.4	$line = $prefix;
15	sysadm	1.1	$line_count = strlen($line);
16			for($i=0;$i<$len;$i++)
17			{
18			$line.=$str[$i];
19			$line_count++;
20			if (ord($str[$i])>127)
21	sysadm	1.3	{
22	sysadm	1.1	$hz_ok = (!$hz_ok);
23	sysadm	1.3	}
24	sysadm	1.1	if (ord($str[$i])<=127)
25	sysadm	1.3	{
26	sysadm	1.1	$hz_ok = true;
27	sysadm	1.3	}
28	sysadm	1.4	if ($line_count >= $width && $hz_ok)
29	sysadm	1.3	{
30			$lines[$lines_count++] = $line;
31	sysadm	1.4	$line = $prefix;
32	sysadm	1.3	$line_count = strlen($line);
33			}
34	sysadm	1.1	}
35			$lines[$lines_count++] = $line;
36
37			$result = "";
38			for($i=0;$i<$lines_count;$i++)
39			{
40			$result.=($lines[$i]."\r\n");
41			}
42			return $result;
43			}
44
45	sysadm	1.4	function str_process($str,$prefix="",$width=75)
46	sysadm	1.1	{
47			$result = "";
48
49			$lines = explode("\n",str_replace("\r\n","\n",$str));
50
51			foreach($lines as $line)
52			{
53	sysadm	1.4	$result .= split_line($line,$prefix,$width);
54	sysadm	1.1	}
55
56			return $result;
57			}
58
59			?>
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