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/*
* $Id$
*
* (C) 2003-2006 Gabest
* (C) 2006-2012 see Authors.txt
*
* This file is part of MPC-HC.
*
* MPC-HC is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* MPC-HC is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "stdafx.h"
#include "text.h"
DWORD CharSetToCodePage(DWORD dwCharSet)
{
if (dwCharSet == CP_UTF8) {
return CP_UTF8;
}
if (dwCharSet == CP_UTF7) {
return CP_UTF7;
}
CHARSETINFO cs = {0};
::TranslateCharsetInfo((DWORD*)dwCharSet, &cs, TCI_SRCCHARSET);
return cs.ciACP;
}
CStringA ConvertMBCS(CStringA str, DWORD SrcCharSet, DWORD DstCharSet)
{
WCHAR* utf16 = DNew WCHAR[str.GetLength() + 1];
memset(utf16, 0, (str.GetLength() + 1)*sizeof(WCHAR));
CHAR* mbcs = DNew CHAR[str.GetLength() * 6 + 1];
memset(mbcs, 0, str.GetLength() * 6 + 1);
int len = MultiByteToWideChar(
CharSetToCodePage(SrcCharSet), 0,
str, -1, // null terminated string
utf16, str.GetLength() + 1);
len = WideCharToMultiByte(
CharSetToCodePage(DstCharSet), 0,
utf16, len,
mbcs, str.GetLength() * 6,
NULL, NULL);
str = mbcs;
delete [] utf16;
delete [] mbcs;
return str;
}
CStringA UrlEncode(CStringA str, bool fRaw)
{
CStringA urlstr;
for (int i = 0; i < str.GetLength(); i++) {
CHAR c = str[i];
if (fRaw && c == '+') {
urlstr += "%2B";
} else if (c > 0x20 && c < 0x7f && c != '&') {
urlstr += c;
} else if (c == 0x20) {
urlstr += fRaw ? ' ' : '+';
} else {
CStringA tmp;
tmp.Format("%%%02x", (BYTE)c);
urlstr += tmp;
}
}
return urlstr;
}
CStringA UrlDecode(CStringA str, bool fRaw)
{
str.Replace("&", "&");
CHAR* s = str.GetBuffer(str.GetLength());
CHAR* e = s + str.GetLength();
CHAR* s1 = s;
CHAR* s2 = s;
while (s1 < e) {
CHAR s11 = (s1 < e - 1) ? (__isascii(s1[1]) && isupper(s1[1]) ? tolower(s1[1]) : s1[1]) : 0;
CHAR s12 = (s1 < e - 2) ? (__isascii(s1[2]) && isupper(s1[2]) ? tolower(s1[2]) : s1[2]) : 0;
if (*s1 == '%' && s1 < e - 2
&& (s1[1] >= '0' && s1[1] <= '9' || s11 >= 'a' && s11 <= 'f')
&& (s1[2] >= '0' && s1[2] <= '9' || s12 >= 'a' && s12 <= 'f')) {
s1[1] = s11;
s1[2] = s12;
*s2 = 0;
if (s1[1] >= '0' && s1[1] <= '9') {
*s2 |= s1[1] - '0';
} else if (s1[1] >= 'a' && s1[1] <= 'f') {
*s2 |= s1[1] - 'a' + 10;
}
*s2 <<= 4;
if (s1[2] >= '0' && s1[2] <= '9') {
*s2 |= s1[2] - '0';
} else if (s1[2] >= 'a' && s1[2] <= 'f') {
*s2 |= s1[2] - 'a' + 10;
}
s1 += 2;
} else {
*s2 = *s1 == '+' && !fRaw ? ' ' : *s1;
}
s1++;
s2++;
}
str.ReleaseBuffer(int(s2 - s));
return str;
}
CString ExtractTag(CString tag, CMapStringToString& attribs, bool& fClosing)
{
tag.Trim();
attribs.RemoveAll();
fClosing = !tag.IsEmpty() ? tag[0] == '/' : false;
tag.TrimLeft('/');
int i = tag.Find(' ');
if (i < 0) {
i = tag.GetLength();
}
CString type = tag.Left(i).MakeLower();
tag = tag.Mid(i).Trim();
while ((i = tag.Find('=')) > 0) {
CString attrib = tag.Left(i).Trim().MakeLower();
tag = tag.Mid(i + 1);
for (i = 0; i < tag.GetLength() && _istspace(tag[i]); i++) {
;
}
tag = i < tag.GetLength() ? tag.Mid(i) : _T("");
if (!tag.IsEmpty() && tag[0] == '\"') {
tag = tag.Mid(1);
i = tag.Find('\"');
} else {
i = tag.Find(' ');
}
if (i < 0) {
i = tag.GetLength();
}
CString param = tag.Left(i).Trim();
if (!param.IsEmpty()) {
attribs[attrib] = param;
}
tag = i + 1 < tag.GetLength() ? tag.Mid(i + 1) : _T("");
}
return type;
}
CAtlList<CString>& MakeLower(CAtlList<CString>& sl)
{
POSITION pos = sl.GetHeadPosition();
while (pos) {
sl.GetNext(pos).MakeLower();
}
return sl;
}
CAtlList<CString>& MakeUpper(CAtlList<CString>& sl)
{
POSITION pos = sl.GetHeadPosition();
while (pos) {
sl.GetNext(pos).MakeUpper();
}
return sl;
}
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