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Fixed RTF support for unicode characters greater than 32767

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This commit is contained in:
Javier Amor García
2015-11-12 16:17:31 +01:00
parent 8e3e4a5445
commit 2518b37e32
1 changed files with 9 additions and 3 deletions
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12
OpenChange/RTFHandler.m
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@@ -1180,13 +1180,19 @@ const unsigned short ansicpg874[256] = {
[_html appendBytes: "</strike>" length: 9];
formattingOptions->strikethrough = NO;
}
else if ([s hasPrefix: @"u"] && [s length] > 1 && isdigit([s characterAtIndex: 1]))
else if ([s hasPrefix: @"u"] && [s length] > 1 &&
(isdigit([s characterAtIndex: 1]) || '-' == [s characterAtIndex: 1]))
{
// XXX TPFOX u argumrnt can be negative
NSData *d;
unichar ch;
int arg;
arg = [[s substringFromIndex: 1] intValue];
if (arg < 0)
// a negative value means a value greater than 32767
arg = 32767 - arg;
ch = (unichar)[[s substringFromIndex: 1] intValue];
ch = (unichar) arg;
s = [NSString stringWithCharacters: &ch length: 1];
d = [s dataUsingEncoding: NSUTF8StringEncoding];
[_html appendData: d];