string_util: Get rid of UriDecode/UriEncode
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Lioncash
parent
4f4d230dac
commit
9adad45b0f
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@ -287,131 +287,6 @@ std::string ReplaceAll(std::string result, const std::string& src, const std::st
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return result;
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return result;
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}
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}
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// UriDecode and UriEncode are from http://www.codeguru.com/cpp/cpp/string/conversions/print.php/c12759
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// by jinq0123 (November 2, 2006)
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// Uri encode and decode.
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// RFC1630, RFC1738, RFC2396
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//#include <string>
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//#include <assert.h>
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const char HEX2DEC[256] =
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{
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/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
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/* 0 */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16,
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/* 1 */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16,
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/* 2 */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16,
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/* 3 */ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,16,16, 16,16,16,16,
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/* 4 */ 16,10,11,12, 13,14,15,16, 16,16,16,16, 16,16,16,16,
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/* 5 */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16,
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/* 6 */ 16,10,11,12, 13,14,15,16, 16,16,16,16, 16,16,16,16,
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/* 7 */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16,
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/* 8 */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16,
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/* 9 */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16,
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/* A */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16,
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/* B */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16,
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/* C */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16,
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/* D */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16,
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/* E */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16,
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/* F */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16
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};
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std::string UriDecode(const std::string & sSrc)
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{
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// Note from RFC1630: "Sequences which start with a percent sign
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// but are not followed by two hexadecimal characters (0-9, A-F) are reserved
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// for future extension"
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const unsigned char * pSrc = (const unsigned char *)sSrc.c_str();
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const size_t SRC_LEN = sSrc.length();
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const unsigned char * const SRC_END = pSrc + SRC_LEN;
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const unsigned char * const SRC_LAST_DEC = SRC_END - 2; // last decodable '%'
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char * const pStart = new char[SRC_LEN];
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char * pEnd = pStart;
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while (pSrc < SRC_LAST_DEC)
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{
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if (*pSrc == '%')
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{
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char dec1, dec2;
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if (16 != (dec1 = HEX2DEC[*(pSrc + 1)])
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&& 16 != (dec2 = HEX2DEC[*(pSrc + 2)]))
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{
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*pEnd++ = (dec1 << 4) + dec2;
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pSrc += 3;
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continue;
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}
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}
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*pEnd++ = *pSrc++;
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}
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// the last 2- chars
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while (pSrc < SRC_END)
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*pEnd++ = *pSrc++;
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std::string sResult(pStart, pEnd);
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delete [] pStart;
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return sResult;
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}
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// Only alphanum is safe.
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const char SAFE[256] =
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{
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/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
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/* 0 */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0,
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/* 1 */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0,
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/* 2 */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0,
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/* 3 */ 1,1,1,1, 1,1,1,1, 1,1,0,0, 0,0,0,0,
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/* 4 */ 0,1,1,1, 1,1,1,1, 1,1,1,1, 1,1,1,1,
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/* 5 */ 1,1,1,1, 1,1,1,1, 1,1,1,0, 0,0,0,0,
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/* 6 */ 0,1,1,1, 1,1,1,1, 1,1,1,1, 1,1,1,1,
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/* 7 */ 1,1,1,1, 1,1,1,1, 1,1,1,0, 0,0,0,0,
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/* 8 */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0,
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/* 9 */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0,
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/* A */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0,
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/* B */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0,
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/* C */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0,
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/* D */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0,
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/* E */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0,
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/* F */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0
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};
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std::string UriEncode(const std::string & sSrc)
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{
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const char DEC2HEX[16 + 1] = "0123456789ABCDEF";
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const unsigned char * pSrc = (const unsigned char *)sSrc.c_str();
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const size_t SRC_LEN = sSrc.length();
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unsigned char * const pStart = new unsigned char[SRC_LEN * 3];
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unsigned char * pEnd = pStart;
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const unsigned char * const SRC_END = pSrc + SRC_LEN;
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for (; pSrc < SRC_END; ++pSrc)
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{
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if (SAFE[*pSrc])
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*pEnd++ = *pSrc;
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else
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{
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// escape this char
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*pEnd++ = '%';
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*pEnd++ = DEC2HEX[*pSrc >> 4];
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*pEnd++ = DEC2HEX[*pSrc & 0x0F];
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}
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}
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std::string sResult((char *)pStart, (char *)pEnd);
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delete [] pStart;
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return sResult;
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}
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#ifdef _MSC_VER
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#ifdef _MSC_VER
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std::string UTF16ToUTF8(const std::u16string& input)
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std::string UTF16ToUTF8(const std::u16string& input)
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@ -86,8 +86,6 @@ bool SplitPath(const std::string& full_path, std::string* _pPath, std::string* _
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void BuildCompleteFilename(std::string& _CompleteFilename, const std::string& _Path, const std::string& _Filename);
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void BuildCompleteFilename(std::string& _CompleteFilename, const std::string& _Path, const std::string& _Filename);
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std::string ReplaceAll(std::string result, const std::string& src, const std::string& dest);
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std::string ReplaceAll(std::string result, const std::string& src, const std::string& dest);
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std::string UriDecode(const std::string & sSrc);
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std::string UriEncode(const std::string & sSrc);
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std::string UTF16ToUTF8(const std::u16string& input);
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std::string UTF16ToUTF8(const std::u16string& input);
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std::u16string UTF8ToUTF16(const std::string& input);
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std::u16string UTF8ToUTF16(const std::string& input);
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