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Placeholder class used in strings

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@7999 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
richard 2000-11-03 10:11:56 +00:00
parent b470126721
commit a4530c1a88
11 changed files with 822 additions and 315 deletions
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168
Source/GSCompatibility.m
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@ -173,8 +173,172 @@ encodeBase64(NSData *source)
static NSString*
XMLString(NSString* obj)
{
/* Should substitute in entities */
return obj;
static NSCharacterSet *quotables = nil;
static char *hexdigits = "0123456789ABCDEF";
unsigned end;
end = [obj length];
if (end == 0)
{
return obj;
}
if (quotables == nil)
{
// setupQuotables();
}
if ([obj rangeOfCharacterFromSet: quotables].length > 0)
{
unichar *base;
unichar *map;
unichar c;
unsigned len;
unsigned rpos;
unsigned wpos;
base = NSZoneMalloc(NSDefaultMallocZone(), end * sizeof(unichar));
[obj getCharacters: base];
for (len = rpos = 0; rpos < end; rpos++)
{
c = base[rpos];
switch (c)
{
case '&':
len += 5;
break;
case '<':
case '>':
len += 4;
break;
case '\'':
case '"':
len += 5;
break;
case '\\':
len += 1;
break;
default:
if (c < 0x20)
{
if (c == 0x09 || c == 0x0A || c == 0x0D)
{
len++;
}
else
{
len += 4;
}
}
else if (c > 0xD7FF && c < 0xE000)
{
len += 6;
}
else if (c > 0xFFFD)
{
len += 6;
}
else
{
len++;
}
break;
}
}
map = NSZoneMalloc(NSDefaultMallocZone(), len * sizeof(unichar));
for (wpos = rpos = 0; rpos < end; rpos++)
{
c = base[rpos];
switch (c)
{
case '&':
map[wpos++] = '&';
map[wpos++] = 'a';
map[wpos++] = 'm';
map[wpos++] = 'p';
map[wpos++] = ';';
break;
case '<':
map[wpos++] = '&';
map[wpos++] = 'l';
map[wpos++] = 't';
map[wpos++] = ';';
break;
case '>':
map[wpos++] = '&';
map[wpos++] = 'g';
map[wpos++] = 't';
map[wpos++] = ';';
break;
case '\'':
map[wpos++] = '&';
map[wpos++] = 'a';
map[wpos++] = 'p';
map[wpos++] = 'o';
map[wpos++] = 's';
map[wpos++] = ';';
break;
case '"':
map[wpos++] = '&';
map[wpos++] = 'q';
map[wpos++] = 'u';
map[wpos++] = 'o';
map[wpos++] = 't';
map[wpos++] = ';';
break;
case '\\':
map[wpos++] = '\\';
map[wpos++] = '\\';
break;
default:
if (c < 0x20)
{
if (c == 0x09 || c == 0x0A || c == 0x0D)
{
map[wpos++] = c;
}
else
{
map[wpos++] = '\\';
map[wpos++] = hexdigits[(c>>4) & 0xff];
map[wpos++] = hexdigits[c & 0xff];
map[wpos++] = '\\';
}
}
else if (c > 0xD7FF && c < 0xE000)
{
map[wpos++] = '\\';
map[wpos++] = hexdigits[(c>>12) & 0xff];
map[wpos++] = hexdigits[(c>>8) & 0xff];
map[wpos++] = hexdigits[(c>>4) & 0xff];
map[wpos++] = hexdigits[c & 0xff];
map[wpos++] = '\\';
}
else if (c > 0xFFFD)
{
map[wpos++] = '\\';
map[wpos++] = hexdigits[(c>>12) & 0xff];
map[wpos++] = hexdigits[(c>>8) & 0xff];
map[wpos++] = hexdigits[(c>>4) & 0xff];
map[wpos++] = hexdigits[c & 0xff];
map[wpos++] = '\\';
}
else
{
map[wpos++] = c;
}
break;
}
}
NSZoneFree(NSDefaultMallocZone(), base);
return [NSString stringWithCharacters: map length: len];
}
else
{
return obj;
}
}
static NSString *indentStrings[] = {