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-rw-r--r--Source/cmXMLSafe.cxx102
1 files changed, 102 insertions, 0 deletions
diff --git a/Source/cmXMLSafe.cxx b/Source/cmXMLSafe.cxx
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index 000000000..72fdc3466
--- /dev/null
+++ b/Source/cmXMLSafe.cxx
@@ -0,0 +1,102 @@
+/*============================================================================
+ CMake - Cross Platform Makefile Generator
+ Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
+
+ Distributed under the OSI-approved BSD License (the "License");
+ see accompanying file Copyright.txt for details.
+
+ This software is distributed WITHOUT ANY WARRANTY; without even the
+ implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the License for more information.
+============================================================================*/
+#include "cmXMLSafe.h"
+
+#include "cm_utf8.h"
+
+#include <cmsys/ios/iostream>
+#include <cmsys/ios/sstream>
+
+#include <string.h>
+#include <stdio.h>
+
+//----------------------------------------------------------------------------
+cmXMLSafe::cmXMLSafe(const char* s):
+ Data(s),
+ Size(static_cast<unsigned long>(strlen(s))),
+ DoQuotes(true)
+{
+}
+
+//----------------------------------------------------------------------------
+cmXMLSafe::cmXMLSafe(cmsys_stl::string const& s):
+ Data(s.c_str()),
+ Size(static_cast<unsigned long>(s.length())),
+ DoQuotes(true)
+{
+}
+
+//----------------------------------------------------------------------------
+cmXMLSafe& cmXMLSafe::Quotes(bool b)
+{
+ this->DoQuotes = b;
+ return *this;
+}
+
+//----------------------------------------------------------------------------
+cmsys_stl::string cmXMLSafe::str()
+{
+ cmsys_ios::ostringstream ss;
+ ss << *this;
+ return ss.str();
+}
+
+//----------------------------------------------------------------------------
+cmsys_ios::ostream& operator<<(cmsys_ios::ostream& os, cmXMLSafe const& self)
+{
+ char const* first = self.Data;
+ char const* last = self.Data + self.Size;
+ while(first != last)
+ {
+ unsigned int ch;
+ if(const char* next = cm_utf8_decode_character(first, last, &ch))
+ {
+ // http://www.w3.org/TR/REC-xml/#NT-Char
+ if((ch >= 0x20 && ch <= 0xD7FF) ||
+ (ch >= 0xE000 && ch <= 0xFFFD) ||
+ (ch >= 0x10000 && ch <= 0x10FFFF) ||
+ ch == 0x9 || ch == 0xA || ch == 0xD)
+ {
+ switch(ch)
+ {
+ // Escape XML control characters.
+ case '&': os << "&amp;"; break;
+ case '<': os << "&lt;"; break;
+ case '>': os << "&gt;"; break;
+ case '"': os << (self.DoQuotes? "&quot;" : "\""); break;
+ case '\'': os << (self.DoQuotes? "&apos;" : "'"); break;
+ case '\r': break; // Ignore CR
+ // Print the UTF-8 character.
+ default: os.write(first, next-first); break;
+ }
+ }
+ else
+ {
+ // Use a human-readable hex value for this invalid character.
+ char buf[16];
+ sprintf(buf, "%X", ch);
+ os << "[NON-XML-CHAR-0x" << buf << "]";
+ }
+
+ first = next;
+ }
+ else
+ {
+ ch = static_cast<unsigned char>(*first++);
+ // Use a human-readable hex value for this invalid byte.
+ char buf[16];
+ sprintf(buf, "%X", ch);
+ os << "[NON-UTF-8-BYTE-0x" << buf << "]";
+ }
+ }
+ return os;
+}