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November 10, 2017 10:07
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Make an XML-safe NSString. Replace invalid XML characters with space.
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| @implementation NSString (XMLSafe) | |
| - (NSString *)xmlSafeString { | |
| static NSMutableCharacterSet *invalidSet = nil; | |
| if (!invalidSet) { | |
| // XML Character Range definition (http://www.w3.org/TR/2008/REC-xml-20081126/#charsets) | |
| // Char ::= #x9 | #xA | #xD | [#x20-#xD7FF] | [#xE000-#xFFFD] | [#x10000-#x10FFFF] | |
| invalidSet = [[NSMutableCharacterSet characterSetWithRange:NSMakeRange(0x9, 1)] retain]; | |
| [invalidSet addCharactersInRange:NSMakeRange(0xA, 1)]; | |
| [invalidSet addCharactersInRange:NSMakeRange(0xD, 1)]; | |
| [invalidSet addCharactersInRange:NSMakeRange(0x20, 0xD7FF - 0x20 + 1)]; | |
| [invalidSet addCharactersInRange:NSMakeRange(0xE000, 0xFFFD - 0xE000 + 1)]; | |
| [invalidSet invert]; | |
| } | |
| return [[self componentsSeparatedByCharactersInSet:invalidSet] componentsJoinedByString:@" "]; | |
| } | |
| @end |
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Thanks! This helped me out