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Diffstat (limited to 'src/modules/chat/chat_rtf.cpp')
| -rw-r--r-- | src/modules/chat/chat_rtf.cpp | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/src/modules/chat/chat_rtf.cpp b/src/modules/chat/chat_rtf.cpp new file mode 100644 index 0000000000..0758f8bff3 --- /dev/null +++ b/src/modules/chat/chat_rtf.cpp @@ -0,0 +1,206 @@ +/* +Chat module plugin for Miranda IM + +Copyright 2000-12 Miranda IM, 2012-15 Miranda NG project, +all portions of this codebase are copyrighted to the people +listed in contributors.txt. + +This program 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 2 +of the License, or (at your option) any later version. + +This program 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, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +*/ + +#include "..\..\core\commonheaders.h" + +#include "chat.h" + +///////////////////////////////////////////////////////////////////////////////////////// +// convert rich edit code to bbcode (if wanted). Otherwise, strip all RTF formatting +// tags and return plain text + +static TCHAR tszRtfBreaks[] = _T(" \\\n\r"); + +static void CreateColorMap(CMString &Text, int iCount, COLORREF *pSrc, int *pDst) +{ + const TCHAR *pszText = Text; + int iIndex = 1, i = 0; + + static const TCHAR *lpszFmt = _T("\\red%[^ \x5b\\]\\green%[^ \x5b\\]\\blue%[^ \x5b;];"); + TCHAR szRed[10], szGreen[10], szBlue[10]; + + const TCHAR *p1 = _tcsstr(pszText, _T("\\colortbl")); + if (!p1) + return; + + const TCHAR *pEnd = _tcschr(p1, '}'); + + const TCHAR *p2 = _tcsstr(p1, _T("\\red")); + + for (i = 0; i < iCount; i++) + pDst[i] = -1; + + while (p2 && p2 < pEnd) { + if (_stscanf(p2, lpszFmt, &szRed, &szGreen, &szBlue) > 0) { + for (int i = 0; i < iCount; i++) { + if (pSrc[i] == RGB(_ttoi(szRed), _ttoi(szGreen), _ttoi(szBlue))) + pDst[i] = iIndex; + } + } + iIndex++; + p1 = p2; + p1++; + + p2 = _tcsstr(p1, _T("\\red")); + } +} + +static int GetRtfIndex(int iCol, int iCount, int *pIndex) +{ + for (int i = 0; i < iCount; i++) + if (pIndex[i] == iCol) + return i; + + return -1; +} + +int DoRtfToTags(CMString &pszText, int iNumColors, COLORREF *pColors) +{ + if (pszText.IsEmpty()) + return FALSE; + + // create an index of colors in the module and map them to + // corresponding colors in the RTF color table + int *pIndex = (int*)_alloca(iNumColors * sizeof(int)); + CreateColorMap(pszText, iNumColors, pColors, pIndex); + + // scan the file for rtf commands and remove or parse them + int idx = pszText.Find(_T("\\pard")); + if (idx == -1) { + if ((idx = pszText.Find(_T("\\ltrpar"))) == -1) + return FALSE; + idx += 7; + } + else idx += 5; + + bool bInsideColor = false, bInsideUl = false; + CMString res; + + // iterate through all characters, if rtf control character found then take action + for (const TCHAR *p = pszText.GetString() + idx; *p;) { + switch (*p) { + case '\\': + if (p[1] == '\\' || p[1] == '{' || p[1] == '}') { // escaped characters + res.AppendChar(p[1]); + p += 2; break; + } + if (p[1] == '~') { // non-breaking space + res.AppendChar(0xA0); + p += 2; break; + } + + if (!_tcsncmp(p, _T("\\cf"), 3)) { // foreground color + int iCol = _ttoi(p + 3); + int iInd = GetRtfIndex(iCol, iNumColors, pIndex); + bInsideColor = iInd > 0; + } + else if (!_tcsncmp(p, _T("\\highlight"), 10)) { //background color + TCHAR szTemp[20]; + int iCol = _ttoi(p + 10); + mir_sntprintf(szTemp, SIZEOF(szTemp), _T("%d"), iCol); + } + else if (!_tcsncmp(p, _T("\\line"), 5)) { // soft line break; + res.AppendChar('\n'); + } + else if (!_tcsncmp(p, _T("\\endash"), 7)) { + res.AppendChar(0x2013); + } + else if (!_tcsncmp(p, _T("\\emdash"), 7)) { + res.AppendChar(0x2014); + } + else if (!_tcsncmp(p, _T("\\bullet"), 7)) { + res.AppendChar(0x2022); + } + else if (!_tcsncmp(p, _T("\\ldblquote"), 10)) { + res.AppendChar(0x201C); + } + else if (!_tcsncmp(p, _T("\\rdblquote"), 10)) { + res.AppendChar(0x201D); + } + else if (!_tcsncmp(p, _T("\\lquote"), 7)) { + res.AppendChar(0x2018); + } + else if (!_tcsncmp(p, _T("\\rquote"), 7)) { + res.AppendChar(0x2019); + } + else if (!_tcsncmp(p, _T("\\b"), 2)) { //bold + res.Append((p[2] != '0') ? _T("[b]") : _T("[/b]")); + } + else if (!_tcsncmp(p, _T("\\i"), 2)) { // italics + res.Append((p[2] != '0') ? _T("[i]") : _T("[/i]")); + } + else if (!_tcsncmp(p, _T("\\strike"), 7)) { // strike-out + res.Append((p[7] != '0') ? _T("[s]") : _T("[/s]")); + } + else if (!_tcsncmp(p, _T("\\ul"), 3)) { // underlined + if (p[3] == 0 || _tcschr(tszRtfBreaks, p[3])) { + res.Append(_T("[u]")); + bInsideUl = true; + } + else if (!_tcsnccmp(p + 3, _T("none"), 4)) { + if (bInsideUl) + res.Append(_T("[/u]")); + bInsideUl = false; + } + } + else if (!_tcsncmp(p, _T("\\tab"), 4)) { // tab + res.AppendChar('\t'); + } + else if (p[1] == '\'') { // special character + if (p[2] != ' ' && p[2] != '\\') { + TCHAR tmp[10]; + + if (p[3] != ' ' && p[3] != '\\') { + _tcsncpy(tmp, p + 2, 3); + tmp[3] = 0; + } + else { + _tcsncpy(tmp, p + 2, 2); + tmp[2] = 0; + } + + // convert string containing char in hex format to int. + TCHAR *stoppedHere; + res.AppendChar(_tcstol(tmp, &stoppedHere, 16)); + } + } + + p++; // skip initial slash + p += _tcscspn(p, tszRtfBreaks); + if (*p == ' ') + p++; + break; + + case '{': // other RTF control characters + case '}': + p++; + break; + + default: // other text that should not be touched + res.AppendChar(*p++); + break; + } + } + + pszText = res; + return TRUE; +} |