12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516616716816917017117217317417517617717817918018118218318418518618718818919019119219319419519619719819920020120220320420520620720820921021121221321421521621721821922022122222322422522622722822923023123223323423523623723823924024124224324424524624724824925025125225325425525625725825926026126226326426526626726826927027127227327427527627727827928028128228328428528628728828929029129229329429529629729829930030130230330430530630730830931031131231331431531631731831932032132232332432532632732832933033133233333433533633733833934034134234334434534634734834935035135235335435535635735835936036136236336436536636736836937037137237337437537637737837938038138238338438538638738838939039139239339439539639739839940040140240340440540640740840941041141241341441541641741841942042142242342442542642742842943043143243343443543643743843944044144244344444544644744844945045145245345445545645745845946046146246346446546646746846947047147247347447547647747847948048148248348448548648748848949049149249349449549649749849950050150250350450550650750850951051151251351451551651751851952052152252352452552652752852953053153253353453553653753853954054154254354454554654754854955055155255355455555655755855956056156256356456556656756856957057157257357457557657757857958058158258358458558658758858959059159259359459559659759859960060160260360460560660760860961061161261361461561661761861962062162262362462562662762862963063163263363463563663763863964064164264364464564664764864965065165265365465565665765865966066166266366466566666766866967067167267367467567667767867968068168268368468568668768868969069169269369469569669769869970070170270370470570670770870971071171271371471571671771871972072172272372472572672772872973073173273373473573673773873974074174274374474574674774874975075175275375475575675775875976076176276376476576676776876977077177277377477577677777877978078178278378478578678778878979079179279379479579679779879980080180280380480580680780880981081181281381481581681781881982082182282382482582682782882983083183283383483583683783883984084184284384484584684784884985085185285385485585685785885986086186286386486586686786886987087187287387487587687787887988088188288388488588688788888989089189289389489589689789889990090190290390490590690790890991091191291391491591691791891992092192292392492592692792892993093193293393493593693793893994094194294394494594694794894995095195295395495595695795895996096196296396496596696796896997097197297397497597697797897998098198298398498598698798898999099199299399499599699799899910001001100210031004100510061007100810091010101110121013101410151016101710181019102010211022102310241025102610271028102910301031103210331034103510361037103810391040104110421043104410451046104710481049105010511052105310541055105610571058105910601061106210631064106510661067106810691070107110721073107410751076107710781079108010811082108310841085108610871088108910901091109210931094109510961097109810991100110111021103110411051106110711081109111011111112111311141115111611171118111911201121112211231124112511261127112811291130113111321133113411351136113711381139114011411142114311441145114611471148114911501151115211531154115511561157115811591160116111621163116411651166116711681169117011711172117311741175117611771178117911801181118211831184118511861187118811891190119111921193119411951196119711981199120012011202120312041205120612071208120912101211121212131214121512161217121812191220122112221223122412251226122712281229123012311232123312341235123612371238123912401241124212431244124512461247124812491250125112521253125412551256125712581259126012611262126312641265126612671268126912701271127212731274127512761277127812791280128112821283128412851286128712881289129012911292129312941295129612971298 |
- /*
- * Copyright 2005 - 2016 Zarafa and its licensors
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License, version 3,
- * as published by the Free Software Foundation.
- *
- * 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 Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- */
- // From http://www.wischik.com/lu/programmer/mapi_utils.html
- // Parts rewritten by Zarafa
- #include <kopano/platform.h>
- #include <iostream>
- #include <kopano/codepage.h>
- #include <kopano/CommonUtil.h>
- #include <kopano/Util.h>
- #include <kopano/charset/convert.h>
- #include <kopano/stringutil.h>
- #include "HtmlEntity.h"
- #include "rtfutil.h"
- #include <string>
- #include <sstream>
- using namespace std;
- namespace KC {
- static const char szHex[] = "0123456789ABCDEF";
- // Charsets used in \fcharsetXXX (from http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnrtfspec/html/rtfspec_6.asp )
- // charset "" is the ANSI codepage specified in \ansicpg
- // charset NULL means 'no conversion', ie direct 1-to-1 translation to UNICODE
- static const struct _rtfcharset {
- int id;
- const char *charset;
- } RTFCHARSET[] = {
- {0, ""}, // This is actually the codepage specified in \ansicpg
- {1, ""}, // default charset, probably also the codepage in \ansicpg
- {2, ""}, // This is SYMBOL, but in practice, we can just send the data
- // one-on-one down the line, as the actual character codes
- // don't change when converted to unicode (because the other
- // side will also be using the MS Symbol font to display)
- {3, NULL}, // 'Invalid'
- {77, "MAC"}, // Unsure if this is the correct charset
- {128,"SJIS"}, // OR cp 932 ?
- {129,"euc-kr"}, // 'Hangul' korean
- {130,"JOHAB"},
- {134,"GB2312"},
- {136,"BIG5"},
- {161,"windows-1253"},
- {162,"windows-1254"}, // 'Turkish'
- {163,"windows-1258"}, // Vietnamese
- {177,"windows-1255"}, // Hebrew
- {178,"windows-1256"}, // Arabic
- {179,"windows-1256"}, // Arabic traditional
- {180,"windows-1256"}, // Arabic user
- {181,"windows-1255"}, // Hebrew user
- {186,"windows-1257"},
- {204,"windows-1251"}, // Cyrillic for russian
- {222,NULL}, // Thai ?
- {238,"windows-1250"}, // Eastern European
- {254,"IBM437"},
- {255,NULL} // OEM
- };
- struct RTFSTATE {
- int ulFont;
- const char *szCharset;
- bool bInFontTbl;
- bool bInColorTbl;
- bool bInSkipTbl;
- std::string output; // text in current szCharset
- bool bRTFOnly;
- int ulUnicodeSkip; // number of characters to skip after a unicode character
- int ulSkipChars;
- };
- #define RTF_MAXSTATE 256
- #define RTF_MAXCMD 64
- typedef map<int,int> fontmap_t;
- /**
- * Converts RTF \ansicpgN <N> number to normal charset string.
- *
- * @param[in] id RTF codepage number
- * @param[out] lpszCharset static charset string
- * @retval MAPI_E_NOT_FOUND if id was unknown
- */
- static HRESULT HrGetCharsetByRTFID(int id, const char **lpszCharset)
- {
- for (size_t i = 0; i < ARRAY_SIZE(RTFCHARSET); ++i) {
- if(RTFCHARSET[i].id == id) {
- *lpszCharset = RTFCHARSET[i].charset;
- return hrSuccess;
- }
- }
- return MAPI_E_NOT_FOUND;
- }
- /** RTF ignore Commando's
- *
- * @param[in] lpCommand RTF command string, without leading \
- * @return bool
- */
- static bool isRTFIgnoreCommand(const char *lpCommand)
- {
- if(lpCommand == NULL)
- return false;
- if (strcmp(lpCommand,"stylesheet") == 0 ||
- strcmp(lpCommand,"revtbl") == 0 ||
- strcmp(lpCommand,"xmlnstbl") == 0 ||
- strcmp(lpCommand,"rsidtbl") == 0 ||
- strcmp(lpCommand,"fldinst") == 0 ||
- strcmp(lpCommand,"shpinst") == 0 ||
- strcmp(lpCommand,"wgrffmtfilter") == 0 ||
- strcmp(lpCommand,"pnseclvl") == 0 ||
- strcmp(lpCommand,"atrfstart") == 0 ||
- strcmp(lpCommand,"atrfend") == 0 ||
- strcmp(lpCommand,"atnauthor") == 0 ||
- strcmp(lpCommand,"annotation") == 0 ||
- strcmp(lpCommand,"sp") == 0 ||
- strcmp(lpCommand,"atnid") == 0 ||
- strcmp(lpCommand,"xmlopen") == 0
- //strcmp(lpCommand,"fldrslt") == 0
- )
- return true;
- return false;
- }
- /**
- * Initializes an RTFState struct to default values.
- *
- * @param[in/out] sState pointer to RTFState struct to init
- */
- static void InitRTFState(RTFSTATE *sState)
- {
- sState->bInSkipTbl = false;
- sState->bInFontTbl = false;
- sState->bInColorTbl = false;
- sState->szCharset = "us-ascii";
- sState->bRTFOnly = false;
- sState->ulFont = 0;
- sState->ulUnicodeSkip = 1;
- sState->ulSkipChars = 0;
- }
- static std::wstring RTFFlushStateOutput(convert_context &convertContext,
- RTFSTATE *sState, ULONG ulState)
- {
- std::wstring wstrUnicode;
- if (!sState[ulState].output.empty()) {
- TryConvert(convertContext, sState[ulState].output, rawsize(sState[ulState].output), sState[ulState].szCharset, wstrUnicode);
- sState[ulState].output.clear();
- }
- return wstrUnicode;
- }
- /**
- * Converts RTF text into HTML text. It will return an HTML string in
- * the given codepage.
- *
- * To convert between the RTF text and HTML codepage text, we use a
- * WCHAR string as intermediate.
- *
- * @param[in] lpStrRTFIn RTF input string that contains \fromtext
- * @param[out] lpStrHTMLOut HTML output in requested ulCodepage
- * @param[out] ulCodepage codepage for HTML output
- */
- HRESULT HrExtractHTMLFromRTF(const std::string &rtf_unfilt,
- std::string &lpStrHTMLOut, ULONG ulCodepage)
- {
- HRESULT hr;
- auto lpStrRTFIn = string_strip_nuls(rtf_unfilt);
- const char *szInput = lpStrRTFIn.c_str();
- const char *szANSICharset = "us-ascii";
- const char *szHTMLCharset;
- std::string strConvertCharset;
- std::wstring strOutput;
- int ulState = 0;
- RTFSTATE sState[RTF_MAXSTATE];
- fontmap_t mapFontToCharset;
- convert_context convertContext;
- // Find \\htmltag, if there is none we can't extract HTML
- if (strstr(szInput, "{\\*\\htmltag") == NULL)
- return MAPI_E_NOT_FOUND;
- // select output charset
- hr = HrGetCharsetByCP(ulCodepage, &szHTMLCharset);
- if (hr != hrSuccess) {
- szHTMLCharset = "us-ascii";
- hr = hrSuccess;
- }
- strConvertCharset = szHTMLCharset + string("//HTMLENTITIES");
- InitRTFState(&sState[0]);
- while(*szInput) {
- if(strncmp(szInput,"\\*",2) == 0) {
- szInput+=2;
- } else if(*szInput == '\\') {
- // Command
- char szCommand[RTF_MAXCMD];
- char *szCmdOutput;
- int lArg = -1;
- bool bNeg = false;
- ++szInput;
- if(isalpha(*szInput)) {
- szCmdOutput = szCommand;
- while (isalpha(*szInput) && szCmdOutput < szCommand + RTF_MAXCMD - 1)
- *szCmdOutput++ = *szInput++;
- *szCmdOutput = 0;
- if(*szInput == '-') {
- bNeg = true;
- ++szInput;
- }
- if(isdigit(*szInput)) {
- lArg = 0;
- while (isdigit(*szInput)) {
- lArg = lArg * 10 + *szInput - '0';
- ++szInput;
- }
- if(bNeg) lArg = -lArg;
- }
- if(*szInput == ' ')
- ++szInput;
- // szCommand is the command, lArg is the argument.
- if(strcmp(szCommand,"fonttbl") == 0) {
- sState[ulState].bInFontTbl = true;
- } else if(strcmp(szCommand,"colortbl") == 0) {
- sState[ulState].bInColorTbl = true;
- } else if(strcmp(szCommand,"pntext") == 0) { // pntext is the plaintext alternative, ignore it.
- sState[ulState].bRTFOnly = true;
- } else if(strcmp(szCommand,"ansicpg") == 0) {
- if(HrGetCharsetByCP(lArg, &szANSICharset) != hrSuccess)
- szANSICharset = "us-ascii";
- sState[ulState].szCharset = szANSICharset;
- } else if(strcmp(szCommand,"fcharset") == 0) {
- if(sState[ulState].bInFontTbl) {
- mapFontToCharset.insert(pair<int, int>(sState[ulState].ulFont, lArg));
- }
- } else if(strcmp(szCommand,"htmltag") == 0) {
- } else if(strcmp(szCommand,"mhtmltag") == 0) {
- } else if (strcmp(szCommand,"pard") == 0) {
- } else if (strcmp(szCommand,"par") == 0) {
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl) {
- sState[ulState].output.append(1,'\r');
- sState[ulState].output.append(1,'\n');
- }
- } else if(strcmp(szCommand,"tab") == 0) {
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl) {
- sState[ulState].output.append(1,' ');
- sState[ulState].output.append(1,' ');
- sState[ulState].output.append(1,' ');
- }
- } else if (strcmp(szCommand,"uc") == 0) {
- sState[ulState].ulUnicodeSkip = lArg;
- } else if(strcmp(szCommand,"f") == 0) {
- sState[ulState].ulFont = lArg;
- if(!sState[ulState].bInFontTbl) {
- fontmap_t::const_iterator i = mapFontToCharset.find(lArg);
- if (i == mapFontToCharset.cend())
- continue;
- // Output any data before this point
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- // Set new charset
- HrGetCharsetByRTFID(i->second, &sState[ulState].szCharset);
- if(sState[ulState].szCharset == NULL) {
- sState[ulState].szCharset = "us-ascii";
- } else if(sState[ulState].szCharset[0] == 0) {
- sState[ulState].szCharset = szANSICharset;
- }
- }
- // ignore error
- }
- else if (strcmp(szCommand,"u") == 0) {
- // unicode character, in signed short WCHAR
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- if (!sState[ulState].bRTFOnly)
- strOutput.append(1, (unsigned short)lArg); // add as literal character
- sState[ulState].ulSkipChars += sState[ulState].ulUnicodeSkip;
- }
- else if(strcmp(szCommand,"htmlrtf") == 0) {
- sState[ulState].bRTFOnly = lArg != 0;
- }else if(isRTFIgnoreCommand(szCommand)) {
- sState[ulState].bInSkipTbl = true;
- }
- }
- // Non-alnum after '\'
- else if(*szInput == '\\') {
- ++szInput;
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl)
- sState[ulState].output.append(1,'\\');
- }
- else if(*szInput == '{') {
- ++szInput;
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl)
- sState[ulState].output.append(1,'{');
- }
- else if(*szInput == '}') {
- ++szInput;
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl)
- sState[ulState].output.append(1,'}');
- }
- else if(*szInput == '\'') {
- unsigned int ulChar;
- while(*szInput == '\'')
- {
- ulChar = 0;
- ++szInput;
- if(*szInput) {
- ulChar = (unsigned int) (strchr(szHex, toupper(*szInput)) == NULL ? 0 : (strchr(szHex, toupper(*szInput)) - szHex));
- ulChar = ulChar << 4;
- ++szInput;
- }
- if(*szInput) {
- ulChar += (unsigned int) (strchr(szHex, toupper(*szInput)) == NULL ? 0 : (strchr(szHex, toupper(*szInput)) - szHex));
- ++szInput;
- }
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl && !sState[ulState].ulSkipChars) {
- sState[ulState].output.append(1,ulChar);
- } else if (sState[ulState].ulSkipChars)
- --sState[ulState].ulSkipChars;
- if(*szInput == '\\' && *(szInput+1) == '\'')
- ++szInput;
- else
- break;
- }
- } else {
- ++szInput; // skip single character after '\'
- }
- } // Non-command
- else if(*szInput == '{') {
- // Dump output data
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- ++ulState;
- if (ulState >= RTF_MAXSTATE)
- return MAPI_E_NOT_ENOUGH_MEMORY;
- sState[ulState] = sState[ulState-1];
- sState[ulState].output.clear();
- ++szInput;
- } else if(*szInput == '}') {
- // Dump output data
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- if(ulState > 0)
- --ulState;
- ++szInput;
- } else if(*szInput == '\r' || *szInput == '\n') {
- ++szInput;
- } else {
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl && !sState[ulState].ulSkipChars) {
- sState[ulState].output.append(1,*szInput);
- } else if (sState[ulState].ulSkipChars)
- --sState[ulState].ulSkipChars;
- ++szInput;
- }
- }
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- try {
- lpStrHTMLOut = convertContext.convert_to<string>(strConvertCharset.c_str(), strOutput, rawsize(strOutput), CHARSET_WCHAR);
- } catch (const convert_exception &ce) {
- hr = details::HrFromException(ce);
- }
- return hr;
- }
- /**
- * Extracts the Plain text that was encapsulated in an RTF text, and
- * writes out HTML. It will return an HTML string in the given
- * codepage.
- *
- * To convert between the RTF text and HTML codepage text, we use a
- * WCHAR string as intermediate.
- *
- * @param[in] lpStrRTFIn RTF input string that contains \fromtext
- * @param[out] lpStrHTMLOut HTML output in requested ulCodepage
- * @param[out] ulCodepage codepage for HTML output
- */
- HRESULT HrExtractHTMLFromTextRTF(const std::string &rtf_unfilt,
- std::string &lpStrHTMLOut, ULONG ulCodepage)
- {
- HRESULT hr;
- auto lpStrRTFIn = string_strip_nuls(rtf_unfilt);
- std::wstring wstrUnicodeTmp;
- const char *szInput = lpStrRTFIn.c_str();
- const char *szANSICharset = "us-ascii";
- const char *szHTMLCharset;
- std::string strConvertCharset;
- std::wstring strOutput;
- int ulState = 0;
- bool bPar = false;
- int nLineChar=0;
- RTFSTATE sState[RTF_MAXSTATE];
- fontmap_t mapFontToCharset;
- convert_context convertContext;
- string tmp;
- // select output charset
- hr = HrGetCharsetByCP(ulCodepage, &szHTMLCharset);
- if (hr != hrSuccess) {
- szHTMLCharset = "us-ascii";
- hr = hrSuccess;
- }
- strConvertCharset = szHTMLCharset + string("//HTMLENTITIES");
- tmp = "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 3.2//EN\">\r\n" \
- "<HTML>\r\n" \
- "<HEAD>\r\n" \
- "<META HTTP-EQUIV=\"Content-Type\" CONTENT=\"text/html; charset=";
- tmp += szHTMLCharset;
- tmp += "\">\r\n" \
- "<META NAME=\"Generator\" CONTENT=\"Kopano HrExtractHTMLFromTextRTF\">\r\n" \
- "<TITLE></TITLE>\r\n" \
- "</HEAD>\r\n" \
- "<BODY>\r\n" \
- "<!-- Converted from text/plain format -->\r\n" \
- "\r\n"; //FIXME create title on the fly ?
- wstrUnicodeTmp.resize(0,0);
- TryConvert(convertContext, tmp, rawsize(tmp), "us-ascii", wstrUnicodeTmp);
- strOutput.append(wstrUnicodeTmp);
- InitRTFState(&sState[0]);
- while(*szInput) {
- if(strncmp(szInput,"\\*",2) == 0) {
- szInput+=2;
- } else if(*szInput == '\\') {
- // Command
- char szCommand[RTF_MAXCMD];
- char *szCmdOutput;
- int lArg = -1;
- bool bNeg = false;
- ++szInput;
- if(isalpha(*szInput)) {
- szCmdOutput = szCommand;
- while (isalpha(*szInput) && szCmdOutput < szCommand + RTF_MAXCMD - 1)
- *szCmdOutput++ = *szInput++;
- *szCmdOutput = 0;
- if(*szInput == '-') {
- bNeg = true;
- ++szInput;
- }
- if(isdigit(*szInput)) {
- lArg = 0;
- while (isdigit(*szInput)) {
- lArg = lArg * 10 + *szInput - '0';
- ++szInput;
- }
- if(bNeg) lArg = -lArg;
- }
- if(*szInput == ' ')
- ++szInput;
- // szCommand is the command, lArg is the argument.
- if(strcmp(szCommand,"fonttbl") == 0) {
- sState[ulState].bInFontTbl = true;
- } else if(strcmp(szCommand,"colortbl") == 0) {
- sState[ulState].bInColorTbl = true;
- } else if(strcmp(szCommand,"pntext") == 0) { // pntext is the plaintext alternative, ignore it.
- sState[ulState].bRTFOnly = true;
- } else if(strcmp(szCommand,"ansicpg") == 0) {
- if(HrGetCharsetByCP(lArg, &szANSICharset) != hrSuccess)
- szANSICharset = "us-ascii";
- sState[ulState].szCharset = szANSICharset;
- } else if(strcmp(szCommand,"fcharset") == 0) {
- if(sState[ulState].bInFontTbl) {
- mapFontToCharset.insert(pair<int, int>(sState[ulState].ulFont, lArg));
- }
- } else if(strcmp(szCommand,"htmltag") == 0) {
- } else if(strcmp(szCommand,"mhtmltag") == 0) {
- } else if (strcmp(szCommand, "line") == 0) {
- sState[ulState].output.append("<br>\r\n");
- } else if (strcmp(szCommand, "par") == 0 &&
- !sState[ulState].bInFontTbl &&
- !sState[ulState].bRTFOnly &&
- !sState[ulState].bInColorTbl &&
- !sState[ulState].bInSkipTbl &&
- bPar) {
- sState[ulState].output.append("</P>\r\n\r\n");
- bPar = false;
- nLineChar = 0;
- } else if(strcmp(szCommand,"tab") == 0) {
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl) {
- sState[ulState].output.append(1,' ');
- sState[ulState].output.append(1,' ');
- sState[ulState].output.append(1,' ');
- }
- } else if (strcmp(szCommand,"uc") == 0) {
- sState[ulState].ulUnicodeSkip = lArg;
- } else if(strcmp(szCommand,"f") == 0) {
- sState[ulState].ulFont = lArg;
- if(!sState[ulState].bInFontTbl) {
- fontmap_t::const_iterator i = mapFontToCharset.find(lArg);
- if (i == mapFontToCharset.cend())
- continue;
- // Output any data before this point
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- // Set new charset
- HrGetCharsetByRTFID(i->second, &sState[ulState].szCharset);
- if(sState[ulState].szCharset == NULL) {
- sState[ulState].szCharset = "us-ascii";
- } else if(sState[ulState].szCharset[0] == 0) {
- sState[ulState].szCharset = szANSICharset;
- }
- }
- // ignore error
- }
- else if (strcmp(szCommand,"u") == 0) {
- if (!bPar) {
- sState[ulState].output.append("<p>");
- bPar = true;
- }
- // unicode character, in signed short WCHAR
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- if (!sState[ulState].bRTFOnly)
- strOutput.append(1, (unsigned short)lArg); // add as literal character
- sState[ulState].ulSkipChars += sState[ulState].ulUnicodeSkip;
- }
- else if(strcmp(szCommand,"htmlrtf") == 0) {
- sState[ulState].bRTFOnly = lArg != 0;
- } else if(isRTFIgnoreCommand(szCommand)) {
- sState[ulState].bInSkipTbl = true;
- }
- }
- // Non-alnum after '\'
- else if(*szInput == '\\') {
- ++szInput;
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl)
- sState[ulState].output.append(1,'\\');
- }
- else if(*szInput == '{') {
- ++szInput;
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl)
- sState[ulState].output.append(1,'{');
- }
- else if(*szInput == '}') {
- ++szInput;
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl)
- sState[ulState].output.append(1,'}');
- }
- else if(*szInput == '\'') {
- unsigned int ulChar;
- if (!bPar) {
- sState[ulState].output.append("<p>");
- bPar = true;
- }
- // Dump output data until now, if we're switching charsets
- if(szANSICharset == NULL || strcmp(sState[ulState].szCharset, szANSICharset) != 0) {
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- }
- while(*szInput == '\'')
- {
- ulChar = 0;
- ++szInput;
- if(*szInput) {
- ulChar = (unsigned int) (strchr(szHex, toupper(*szInput)) == NULL ? 0 : (strchr(szHex, toupper(*szInput)) - szHex));
- ulChar = ulChar << 4;
- ++szInput;
- }
- if(*szInput) {
- ulChar += (unsigned int) (strchr(szHex, toupper(*szInput)) == NULL ? 0 : (strchr(szHex, toupper(*szInput)) - szHex));
- ++szInput;
- }
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].ulSkipChars) {
- sState[ulState].output.append(1,ulChar);
- } else if (sState[ulState].ulSkipChars)
- --sState[ulState].ulSkipChars;
- if(*szInput == '\\' && *(szInput+1) == '\'')
- ++szInput;
- else
- break;
- }
- // Dump escaped data in charset 0 (ansicpg), if we had to switch charsets
- if(szANSICharset == NULL || strcmp(sState[ulState].szCharset, szANSICharset) != 0) {
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- }
- } else {
- ++szInput; // skip single character after '\'
- }
- } // Non-command
- else if(*szInput == '{') {
- // Dump output data
- if (!sState[ulState].output.empty()) {
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- }
- ++ulState;
- if (ulState >= RTF_MAXSTATE)
- return MAPI_E_NOT_ENOUGH_MEMORY;
- sState[ulState] = sState[ulState-1];
- ++szInput;
- } else if(*szInput == '}') {
- // Dump output data
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- if(ulState > 0)
- --ulState;
- ++szInput;
- } else if (*szInput == '\r' || *szInput == '\n') {
- ++szInput;
- } else if (!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl && !sState[ulState].ulSkipChars) {
- if (bPar == false) {
- sState[ulState].output.append("<P>");
- bPar = true;
- }
- // Change space to . The last space is a real space like " " or " "
- if (*szInput == ' ') {
- ++szInput;
- while (*szInput == ' ') {
- sState[ulState].output.append(" ");
- ++szInput;
- }
- sState[ulState].output.append(1, ' ');
- } else {
- std::wstring entity;
- if (!CHtmlEntity::CharToHtmlEntity((WCHAR)*szInput, entity))
- sState[ulState].output.append(1, *szInput);
- else
- sState[ulState].output.append(entity.begin(), entity.end());
- ++szInput;
- }
- ++nLineChar;
- } else {
- if (sState[ulState].ulSkipChars)
- --sState[ulState].ulSkipChars;
- ++szInput;
- }
- }
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- if (bPar)
- strOutput += L"</p>\r\n";
- strOutput += L"\r\n" \
- L"</BODY>\r\n" \
- L"</HTML>\r\n";
- try {
- lpStrHTMLOut = convertContext.convert_to<string>(strConvertCharset.c_str(), strOutput, rawsize(strOutput), CHARSET_WCHAR);
- } catch (const convert_exception &ce) {
- hr = details::HrFromException(ce);
- }
- return hr;
- }
- /**
- * Extracts the HTML text that was encapsulated in an RTF text. It
- * will return an HTML string in the given codepage.
- *
- * To convert between the RTF text and HTML codepage text, we use a
- * WCHAR string as intermediate.
- *
- * @param[in] lpStrRTFIn RTF input string that contains \fromhtml
- * @param[out] lpStrHTMLOut HTML output in requested ulCodepage
- * @param[out] ulCodepage codepage for HTML output
- *
- * @todo Export the right HTML tags, now only plain stuff
- */
- HRESULT HrExtractHTMLFromRealRTF(const std::string &rtf_unfilt,
- std::string &lpStrHTMLOut, ULONG ulCodepage)
- {
- HRESULT hr;
- auto lpStrRTFIn = string_strip_nuls(rtf_unfilt);
- std::wstring wstrUnicodeTmp;
- const char *szInput = lpStrRTFIn.c_str();
- const char *szANSICharset = "us-ascii";
- const char *szHTMLCharset;
- std::string strConvertCharset;
- std::wstring strOutput;
- int ulState = 0;
- RTFSTATE sState[RTF_MAXSTATE];
- convert_context convertContext;
- string tmp;
- fontmap_t mapFontToCharset;
- bool bPar = false;
- // select output charset
- hr = HrGetCharsetByCP(ulCodepage, &szHTMLCharset);
- if (hr != hrSuccess) {
- szHTMLCharset = "us-ascii";
- hr = hrSuccess;
- }
- strConvertCharset = szHTMLCharset + string("//HTMLENTITIES");
- tmp = "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 3.2//EN\">\r\n" \
- "<HTML>\r\n" \
- "<HEAD>\r\n" \
- "<META HTTP-EQUIV=\"Content-Type\" CONTENT=\"text/html; charset=";
- tmp += szHTMLCharset;
- tmp += "\">\r\n" \
- "<META NAME=\"Generator\" CONTENT=\"Kopano HrExtractHTMLFromRealRTF\">\r\n" \
- "<TITLE></TITLE>\r\n" \
- "</HEAD>\r\n" \
- "<BODY>\r\n" \
- "<!-- Converted from text/rtf format -->\r\n" \
- "\r\n"; //FIXME create title on the fly ?
- TryConvert(convertContext, tmp, rawsize(tmp), "us-ascii", wstrUnicodeTmp);
- strOutput.append(wstrUnicodeTmp);
- InitRTFState(&sState[0]);
- while(*szInput) {
- if(strncmp(szInput,"\\*",2) == 0) {
- szInput+=2;
- } else if(*szInput == '\\') {
- // Command
- char szCommand[RTF_MAXCMD];
- char *szCmdOutput;
- int lArg = -1;
- bool bNeg = false;
- ++szInput;
- if(isalpha(*szInput)) {
- szCmdOutput = szCommand;
- while (isalpha(*szInput) && szCmdOutput < szCommand + RTF_MAXCMD - 1)
- *szCmdOutput++ = *szInput++;
- *szCmdOutput = 0;
- if(*szInput == '-') {
- bNeg = true;
- ++szInput;
- }
- if(isdigit(*szInput)) {
- lArg = 0;
- while (isdigit(*szInput)) {
- lArg = lArg * 10 + *szInput - '0';
- ++szInput;
- }
- if(bNeg) lArg = -lArg;
- }
- if(*szInput == ' ')
- ++szInput;
- // szCommand is the command, lArg is the argument.
- if(strcmp(szCommand,"fonttbl") == 0) {
- sState[ulState].bInFontTbl = true;
- } else if(strcmp(szCommand,"colortbl") == 0) {
- sState[ulState].bInColorTbl = true;
- } else if(strcmp(szCommand,"listtable") == 0) {
- sState[ulState].bInSkipTbl = true;
- } else if(strcmp(szCommand,"pntext") == 0) { // pntext is the plaintext alternative, ignore it.
- sState[ulState].bRTFOnly = true;
- } else if(strcmp(szCommand,"ansicpg") == 0) {
- if(HrGetCharsetByCP(lArg, &szANSICharset) != hrSuccess)
- szANSICharset = "us-ascii";
- sState[ulState].szCharset = szANSICharset;
- } else if(strcmp(szCommand,"fcharset") == 0) {
- if(sState[ulState].bInFontTbl) {
- mapFontToCharset.insert(pair<int, int>(sState[ulState].ulFont, lArg));
- }
- } else if(strcmp(szCommand,"htmltag") == 0) {
- } else if(strcmp(szCommand,"latentstyles") == 0) {
- sState[ulState].bRTFOnly = true;
- } else if(strcmp(szCommand,"datastore") == 0) {
- sState[ulState].bRTFOnly = true;
- } else if(strcmp(szCommand,"mhtmltag") == 0) {
- } else if (strcmp(szCommand, "line") == 0) {
- sState[ulState].output.append("<br>\r\n");
- } else if (strcmp(szCommand,"par") == 0) {
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl) {
- if (bPar)
- sState[ulState].output.append("</p>\r\n\r\n");
- sState[ulState].output.append("<p>");
- bPar = true;
- }
- } else if(strcmp(szCommand,"tab") == 0) {
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl) {
- sState[ulState].output.append(1,' ');
- sState[ulState].output.append(1,' ');
- sState[ulState].output.append(1,' ');
- }
- } else if (strcmp(szCommand,"bin") == 0) {
- if (lArg > 0)
- szInput += lArg; // skip all binary bytes here.
- } else if (strcmp(szCommand,"uc") == 0) {
- sState[ulState].ulUnicodeSkip = lArg;
- } else if(strcmp(szCommand,"f") == 0) {
- sState[ulState].ulFont = lArg;
- if(!sState[ulState].bInFontTbl) {
- fontmap_t::const_iterator i = mapFontToCharset.find(lArg);
- if (i == mapFontToCharset.cend())
- continue;
- // Output any data before this point
- if (!sState[ulState].output.empty()) {
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- }
- // Set new charset
- HrGetCharsetByRTFID(i->second, &sState[ulState].szCharset);
- if(sState[ulState].szCharset == NULL) {
- sState[ulState].szCharset = "us-ascii";
- } else if(sState[ulState].szCharset[0] == 0) {
- sState[ulState].szCharset = szANSICharset;
- }
- }
- // ignore error
- }
- else if (strcmp(szCommand,"u") == 0) {
- if (!bPar) {
- sState[ulState].output.append("<p>");
- bPar = true;
- }
- // unicode character, in signed short WCHAR
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl) {
- std::wstring entity;
- if (! CHtmlEntity::CharToHtmlEntity((WCHAR)*szInput, entity))
- strOutput.append(1, (unsigned short)lArg); // add as literal character
- else
- strOutput.append(entity.begin(), entity.end());
- }
- sState[ulState].ulSkipChars += sState[ulState].ulUnicodeSkip;
- }
- else if(strcmp(szCommand,"htmlrtf") == 0) {
- sState[ulState].bRTFOnly = lArg != 0;
- }
- /*else if(strcmp(szCommand,"b") == 0) {
- if( lArg == -1)
- sState[ulState].output.append("<b>", 3);
- else
- sState[ulState].output.append("</b>", 4);
- }else if(strcmp(szCommand,"i") == 0) {
- if( lArg == -1)
- sState[ulState].output.append("<i>", 3);
- else
- sState[ulState].output.append("</i>", 4);
- }else if(strcmp(szCommand,"ul") == 0) {
- if( lArg == -1)
- sState[ulState].output.append("<u>", 3);
- else
- sState[ulState].output.append("</u>", 4);
- }else if(strcmp(szCommand,"ulnone") == 0) {
- sState[ulState].output.append("</u>", 4);
- }*/
- else if(strcmp(szCommand,"generator") == 0){
- while (*szInput != ';' && *szInput != '}' && *szInput)
- ++szInput;
- if(*szInput == ';')
- ++szInput;
- }
- else if(strcmp(szCommand,"bkmkstart") == 0 || strcmp(szCommand,"bkmkend") == 0){
- // skip bookmark name
- while (*szInput && isalnum(*szInput))
- ++szInput;
- sState[ulState].bInSkipTbl = true;
- } else if (strcmp(szCommand, "endash") == 0) {
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- // windows-1252: 0x96, unicode 0x2013
- strOutput += 0x2013;
- } else if (strcmp(szCommand, "emdash") == 0) {
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- // windows-1252: 0x97, unicode 0x2014
- strOutput += 0x2014;
- } else if (strcmp(szCommand, "lquote") == 0) {
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- // windows-1252: 0x91, unicode 0x2018
- strOutput += 0x2018;
- } else if (strcmp(szCommand, "rquote") == 0) {
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- // windows-1252: 0x92, unicode 0x2019
- strOutput += 0x2019;
- } else if (strcmp(szCommand, "ldblquote") == 0) {
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- // windows-1252: 0x93, unicode 0x201C
- strOutput += 0x201C;
- } else if (strcmp(szCommand, "rdblquote") == 0) {
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- // windows-1252: 0x94, unicode 0x201D
- strOutput += 0x201D;
- } else if (strcmp(szCommand, "bullet") == 0) {
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- // windows-1252: 0x95, unicode 0x2022
- strOutput += 0x2022;
- } else if(isRTFIgnoreCommand(szCommand)) {
- sState[ulState].bInSkipTbl = true;
- }
- }
- // Non-alnum after '\'
- else if(*szInput == '\\') {
- ++szInput;
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl)
- sState[ulState].output.append(1,'\\');
- }
- else if(*szInput == '{') {
- ++szInput;
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl)
- sState[ulState].output.append(1,'{');
- }
- else if(*szInput == '}') {
- ++szInput;
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl)
- sState[ulState].output.append(1,'}');
- }
- else if(*szInput == '\'') {
- unsigned int ulChar;
- std::wstring wstrUnicode;
- if (!bPar) {
- sState[ulState].output.append("<p>");
- bPar = true;
- }
- while(*szInput == '\'')
- {
- ulChar = 0;
- ++szInput;
- if(*szInput) {
- ulChar = (unsigned int) (strchr(szHex, toupper(*szInput)) == NULL ? 0 : (strchr(szHex, toupper(*szInput)) - szHex));
- ulChar = ulChar << 4;
- ++szInput;
- }
- if(*szInput) {
- ulChar += (unsigned int) (strchr(szHex, toupper(*szInput)) == NULL ? 0 : (strchr(szHex, toupper(*szInput)) - szHex));
- ++szInput;
- }
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl && !sState[ulState].ulSkipChars) {
- sState[ulState].output.append(1,ulChar);
- } else if (sState[ulState].ulSkipChars)
- --sState[ulState].ulSkipChars;
- if(*szInput == '\\' && *(szInput+1) == '\'')
- ++szInput;
- else
- break;
- }
- } else {
- ++szInput; // skip single character after '\'
- }
- } // Non-command
- else if(*szInput == '{') {
- // Dump output data
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- ++ulState;
- if (ulState >= RTF_MAXSTATE)
- return MAPI_E_NOT_ENOUGH_MEMORY;
- sState[ulState] = sState[ulState-1];
- ++szInput;
- } else if(*szInput == '}') {
- // Dump output data
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- if(ulState > 0)
- --ulState;
- ++szInput;
- } else if(*szInput == '\r' || *szInput == '\n') {
- ++szInput;
- } else {
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl && !sState[ulState].ulSkipChars) {
- if (!bPar) {
- sState[ulState].output.append("<p>");
- bPar = true;
- }
- // basic html escaping only
- if (*szInput == '&')
- sState[ulState].output.append("&");
- else if (*szInput == '<')
- sState[ulState].output.append("<");
- else if (*szInput == '>')
- sState[ulState].output.append(">");
- else
- sState[ulState].output.append(1,*szInput);
- } else if (sState[ulState].ulSkipChars)
- --sState[ulState].ulSkipChars;
- ++szInput;
- }
- }
- strOutput += RTFFlushStateOutput(convertContext, sState, ulState);
- if (bPar)
- strOutput += L"</p>\r\n";
- strOutput += L"\r\n" \
- L"</BODY>\r\n" \
- L"</HTML>\r\n";
- try {
- lpStrHTMLOut = convertContext.convert_to<string>(strConvertCharset.c_str(), strOutput, rawsize(strOutput), CHARSET_WCHAR);
- } catch (const convert_exception &ce) {
- hr = details::HrFromException(ce);
- }
- return hr;
- }
- /**
- * Checks if input is HTML "wrapped" in RTF.
- *
- * We look for the words "\fromhtml" somewhere in the file. If the
- * rtf encodes text rather than html, then instead it will only find
- * "\fromtext".
- *
- * @param[in] buf character buffer containing RTF text
- * @param[in] len length of input buffer
- * @return true if buf is html wrapped in rtf
- */
- bool isrtfhtml(const char *buf, unsigned int len)
- {
- for (const char *c = buf; c < buf + len - 9; ++c)
- if (strncmp(c, "\\from", 5) == 0)
- return strncmp(c, "\\fromhtml", 9) == 0;
- return false;
- }
- /**
- * Checks if input is Text "wrapped" in RTF.
- *
- * We look for the words "\fromtext" somewhere in the file. If the
- * rtf encodes text rather than text, then instead it will only find
- * "\fromhtml".
- *
- * @param[in] buf character buffer containing RTF text
- * @param[in] len length of input buffer
- * @return true if buf is html wrapped in rtf
- */
- bool isrtftext(const char *buf, unsigned int len)
- {
- for (const char *c = buf; c < buf + len - 9; ++c)
- if (strncmp(c, "\\from", 5) == 0)
- return strncmp(c, "\\fromtext", 9) == 0;
- return false;
- }
- /**
- * Convert RTF, which should have \fromtext marker, to plain text format in WCHAR.
- *
- * @param[in] lpStrRTFIn string containing RTF with \fromtext marker
- * @param[out] strBodyOut the converted body
- * @return mapi error code
- * @retval MAPI_E_NOT_ENOUGH_MEMORY too many states in rtf, > 256
- */
- HRESULT HrExtractBODYFromTextRTF(const std::string &rtf_unfilt,
- std::wstring &strBodyOut)
- {
- auto lpStrRTFIn = string_strip_nuls(rtf_unfilt);
- const char *szInput = lpStrRTFIn.c_str();
- const char *szANSICharset = "us-ascii";
- int ulState = 0;
- RTFSTATE sState[RTF_MAXSTATE];
- fontmap_t mapFontToCharset;
- convert_context convertContext;
- std::wstring strwAppend;
- strBodyOut.resize(0,0);
- InitRTFState(&sState[0]);
- while(*szInput) {
- if(*szInput == '\\') {
- // Command
- char szCommand[RTF_MAXCMD];
- char *szCmdOutput;
- int lArg = -1;
- bool bNeg = false;
- ++szInput;
- if(isalpha(*szInput)) {
- szCmdOutput = szCommand;
- while (isalpha(*szInput) && szCmdOutput < szCommand + RTF_MAXCMD - 1)
- *szCmdOutput++ = *szInput++;
- *szCmdOutput = 0;
- if(*szInput == '-') {
- bNeg = true;
- ++szInput;
- }
- if(isdigit(*szInput)) {
- lArg = 0;
- while (isdigit(*szInput)) {
- lArg = lArg * 10 + *szInput - '0';
- ++szInput;
- }
- if(bNeg) lArg = -lArg;
- }
- if(*szInput == ' ')
- ++szInput;
- // szCommand is the command, lArg is the argument.
- if(strcmp(szCommand,"fonttbl") == 0) {
- sState[ulState].bInFontTbl = true;
- } else if(strcmp(szCommand,"colortbl") == 0) {
- sState[ulState].bInColorTbl = true;
- } else if(strcmp(szCommand,"pntext") == 0) { // pntext is the plaintext alternative, ignore it.
- sState[ulState].bRTFOnly = true;
- } else if(strcmp(szCommand,"ansicpg") == 0) {
- if(HrGetCharsetByCP(lArg, &szANSICharset) != hrSuccess)
- szANSICharset = "us-ascii";
- sState[ulState].szCharset = szANSICharset;
- } else if(strcmp(szCommand,"fcharset") == 0) {
- if(sState[ulState].bInFontTbl) {
- mapFontToCharset.insert(pair<int, int>(sState[ulState].ulFont, lArg));
- }
- } else if(strcmp(szCommand,"htmltag") == 0) {
- } else if(strcmp(szCommand,"mhtmltag") == 0) {
- } else if(strcmp(szCommand,"par") == 0 || strcmp(szCommand,"line") == 0) {
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl) {
- sState[ulState].output.append("\r\n");
- }
- } else if(strcmp(szCommand,"tab") == 0) {
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl) {
- sState[ulState].output.append("\t");
- }
- } else if (strcmp(szCommand,"uc") == 0) {
- sState[ulState].ulUnicodeSkip = lArg;
- } else if(strcmp(szCommand,"f") == 0) {
- sState[ulState].ulFont = lArg;
- if(!sState[ulState].bInFontTbl) {
- fontmap_t::const_iterator i = mapFontToCharset.find(lArg);
- if (i == mapFontToCharset.cend())
- continue;
- // Output any data before this point
- strBodyOut += RTFFlushStateOutput(convertContext, sState, ulState);
- // Set new charset
- HrGetCharsetByRTFID(i->second, &sState[ulState].szCharset);
- if(sState[ulState].szCharset == NULL) {
- sState[ulState].szCharset = "us-ascii";
- } else if(sState[ulState].szCharset[0] == 0) {
- sState[ulState].szCharset = szANSICharset;
- }
- }
- // ignore error
- }
- else if (strcmp(szCommand,"u") == 0) {
- // unicode character, in signed short WCHAR
- strBodyOut += RTFFlushStateOutput(convertContext, sState, ulState);
- if (!sState[ulState].bRTFOnly)
- strBodyOut.append(1, (unsigned short)lArg); // add as literal character
- sState[ulState].ulSkipChars += sState[ulState].ulUnicodeSkip;
- }
- else if(strcmp(szCommand,"htmlrtf") == 0) {
- sState[ulState].bRTFOnly = lArg != 0;
- }
- else if(strcmp(szCommand,"generator") == 0){
- while (*szInput != ';' && *szInput != '}' && *szInput)
- ++szInput;
- if(*szInput == ';')
- ++szInput;
- }
- else if(strcmp(szCommand,"bkmkstart") == 0 || strcmp(szCommand,"bkmkend") == 0){
- // skip bookmark name
- while (*szInput && isalnum(*szInput))
- ++szInput;
- sState[ulState].bInSkipTbl = true;
- } else if(isRTFIgnoreCommand(szCommand)) {
- sState[ulState].bInSkipTbl = true;
- }
- }
- // Non-alnum after '\'
- else if(*szInput == '\\') {
- ++szInput;
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl)
- sState[ulState].output.append(1,'\\');
- }
- else if(*szInput == '{') {
- ++szInput;
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl)
- sState[ulState].output.append(1,'{');
- }
- else if(*szInput == '}') {
- ++szInput;
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl)
- sState[ulState].output.append(1,'}');
- }
- else if(*szInput == '\'') {
- unsigned int ulChar = 0;
- ++szInput;
- if(*szInput) {
- ulChar = (unsigned int) (strchr(szHex, toupper(*szInput)) == NULL ? 0 : (strchr(szHex, toupper(*szInput)) - szHex));
- ulChar = ulChar << 4;
- ++szInput;
- }
- if(*szInput) {
- ulChar += (unsigned int) (strchr(szHex, toupper(*szInput)) == NULL ? 0 : (strchr(szHex, toupper(*szInput)) - szHex));
- ++szInput;
- }
- if(!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl && !sState[ulState].ulSkipChars) {
- if(ulChar > 255)
- sState[ulState].output.append(1, '?');
- else
- sState[ulState].output.append(1, ulChar);
- } else if (sState[ulState].ulSkipChars)
- --sState[ulState].ulSkipChars;
- } else {
- ++szInput; // skip single character after '\'
- }
- } // Non-command
- else if(*szInput == '{') {
- // Dump output data
- strBodyOut += RTFFlushStateOutput(convertContext, sState, ulState);
- ++ulState;
- if (ulState >= RTF_MAXSTATE)
- return MAPI_E_NOT_ENOUGH_MEMORY;
- sState[ulState] = sState[ulState-1];
- ++szInput;
- } else if(*szInput == '}') {
- // Dump output data
- strBodyOut += RTFFlushStateOutput(convertContext, sState, ulState);
- if(ulState > 0)
- --ulState;
- ++szInput;
- } else if(*szInput == '\r' || *szInput == '\n') {
- ++szInput;
- } else {
- if (!sState[ulState].bInFontTbl && !sState[ulState].bRTFOnly && !sState[ulState].bInColorTbl && !sState[ulState].bInSkipTbl && !sState[ulState].ulSkipChars)
- sState[ulState].output.append(1,*szInput);
- else if (sState[ulState].ulSkipChars)
- --sState[ulState].ulSkipChars;
- ++szInput;
- }
- }
- strBodyOut += RTFFlushStateOutput(convertContext, sState, ulState);
- return hrSuccess;
- }
- } /* namespace */
|