static TCHAR *parseAddAlias(ARGUMENTSINFO *ai)
{
int res;
char *szHelp, *szArgsA;
if (ai->argc != 3)
return NULL;
TCHAR *cur = ai->targv[1];
while (isValidTokenChar(*cur))
cur++;
ptrT alias(mir_tstrndup(ai->targv[1], cur - ai->targv[1]));
int argc;
TCHAR **argv;
getArguments(cur, &argv, &argc);
deRegisterToken(alias);
addToAliasRegister(alias, argc, argv, ai->targv[2]);
TCHAR *szArgs = NULL;
for (int i = 0; i < argc; i++) {
if (i == 0)
szArgs = (TCHAR*)mir_calloc((_tcslen(argv[i]) + 2)*sizeof(TCHAR));
else
szArgs = (TCHAR*)mir_realloc(szArgs, (_tcslen(szArgs) + _tcslen(argv[i]) + 2)*sizeof(TCHAR));
_tcscat(szArgs, argv[i]);
if (i != argc - 1)
_tcscat(szArgs, _T(","));
}
if (szArgs != NULL && argc > 0) {
szArgsA = mir_t2a(szArgs);
size_t size = 32 + strlen(szArgsA);
szHelp = (char *)mir_alloc(size);
memset(szHelp, '\0', 32 + strlen(szArgsA));
mir_snprintf(szHelp, size, LPGEN("Alias")"\t(%s)\t"LPGEN("user defined"), szArgsA);
res = registerIntToken(alias, parseTranslateAlias, TRF_FUNCTION | TRF_UNPARSEDARGS, szHelp);
mir_free(szArgsA);
}
else {
szHelp = (char*)mir_alloc(32);
memset(szHelp, '\0', 32);
mir_snprintf(szHelp, 32, LPGEN("Alias")"\t\t"LPGEN("user defined"));
res = registerIntToken(alias, parseTranslateAlias, TRF_FIELD | TRF_UNPARSEDARGS, szHelp);
}
mir_free(szArgs);
mir_free(szHelp);
return (res == 0) ? mir_tstrdup(_T("")) : NULL;
}
/* pretty much the main loop */
static TCHAR* replaceDynVars(TCHAR* szTemplate, FORMATINFO* fi)
{
TCHAR
*string,
*cur, // current position (pnt only)
*tcur, // temp cur (pnt only)
*scur, // start of variable(pnt only)
*parsedToken, // parsed result (dyn alloc)
**argv, // arguments (dyn alloc)
**pargv, // dyn alloc
*token; // variable name (pnt only)
int argc = 0, i, scurPos, curPos, tmpVarPos;
size_t pos;
FORMATINFO afi;
TOKENREGISTEREX *tr;
ARGUMENTSINFO ai = { 0 };
string = mir_tstrdup(szTemplate);
if (string == NULL)
return NULL;
cur = tcur = scur = token = parsedToken = NULL;
pargv = argv = NULL;
//fi->pCount = 0;
memcpy(&afi, fi, sizeof(afi));
for (pos = 0; pos < mir_tstrlen(string); pos++) {
// string may move in memory, iterate by remembering the position in the string
cur = string+pos;
// mir_free memory from last iteration, this way we can bail out at any time in the loop
mir_free(parsedToken);
for (i = 0; i < argc; i ++)
mir_free(argv[i]);
mir_free(argv);
argc = 0;
tcur = scur = token = parsedToken = NULL;
pargv = argv = NULL;
// new round
if (*cur == DONTPARSE_CHAR) {
memmove(cur, cur+1, (mir_tstrlen(cur+1)+1)*sizeof(TCHAR));
if (*cur == DONTPARSE_CHAR)
continue;
while ( (*cur != DONTPARSE_CHAR) && (*cur != 0))
cur++;
memmove(cur, cur+1, (mir_tstrlen(cur+1)+1)*sizeof(TCHAR));
pos = cur-string-1;
continue;
}
// remove end of lines
else if ((!_tcsncmp(cur, _T("\r\n"), 2)) && (gParseOpts.bStripEOL)) {
memmove(cur, cur+2, (mir_tstrlen(cur+2)+1)*sizeof(TCHAR));
pos = cur-string-1;
continue;
}
else if ((*cur == '\n' && gParseOpts.bStripEOL) || (*cur == ' ' && gParseOpts.bStripWS)) {
memmove(cur, cur+1, (mir_tstrlen(cur+1)+1)*sizeof(TCHAR));
pos = cur - string - 1;
continue;
}
// remove comments
else if (!_tcsncmp(cur, _T(COMMENT_STRING), mir_tstrlen(_T(COMMENT_STRING)))) {
scur = cur;
while ( _tcsncmp(cur, _T("\r\n"), 2) && *cur != '\n' && *cur != 0)
cur++;
if (*cur == 0) {
*scur = 0;
string = (TCHAR*)mir_realloc(string, (mir_tstrlen(string)+1)*sizeof(TCHAR));
continue;
}
memmove(scur, cur, (mir_tstrlen(cur)+1)*sizeof(TCHAR));
pos = scur-string-1;
continue;
}
else if ((*cur != FIELD_CHAR) && (*cur != FUNC_CHAR) && (*cur != FUNC_ONCE_CHAR)) {
if (gParseOpts.bStripAll) {
memmove(cur, cur+1, (mir_tstrlen(cur+1)+1)*sizeof(TCHAR));
pos = cur - string - 1;
}
continue;
}
scur = tcur = cur+1;
while (isValidTokenChar(*tcur))
tcur++;
if (tcur == cur) {
fi->eCount++;
continue;
}
token = (TCHAR*)mir_alloc((tcur-scur+1)*sizeof(TCHAR));
if (token == NULL) {
fi->eCount++;
return NULL;
}
memset(token, '\0', (tcur-scur+1)*sizeof(TCHAR));
_tcsncpy(token, cur+1, tcur-scur);
// cur points to FIELD_CHAR or FUNC_CHAR
tmpVarPos = -1;
tr = NULL;
if (*cur==FIELD_CHAR) {
for(i = 0; i < fi->cbTemporaryVarsSize; i += 2) {
if (mir_tstrcmp(fi->tszaTemporaryVars[i], token) == 0) {
tmpVarPos = i;
break;
}
}
}
if (tmpVarPos < 0)
tr = searchRegister(token, (*cur==FIELD_CHAR)?TRF_FIELD:TRF_FUNCTION);
mir_free(token);
if (tmpVarPos < 0 && tr == NULL) {
fi->eCount++;
// token not found, continue
continue;
}
scur = cur; // store this pointer for later use
if (*cur == FIELD_CHAR) {
size_t len = mir_tstrlen(tr != NULL ? tr->tszTokenString : fi->tszaTemporaryVars[tmpVarPos]);
cur++;
if (*(cur + len) != FIELD_CHAR) { // the next char after the token should be %
fi->eCount++;
continue;
}
cur += len+1;
}
else if ((*cur == FUNC_CHAR) || (*cur == FUNC_ONCE_CHAR)) {
TCHAR *argcur;
cur += mir_tstrlen(tr->tszTokenString)+1;
argcur = getArguments(cur, &argv, &argc);
if ((argcur == cur) || (argcur == NULL)) {
fi->eCount++;
// error getting arguments
continue;
}
cur = argcur;
// arguments
for (i=0;i<argc;i++) {
if (argv[i] != NULL) {
if (!(tr->flags&TRF_UNPARSEDARGS)) {
afi.tszFormat = argv[i];
afi.eCount = afi.pCount = 0;
argv[i] = formatString(&afi);
fi->eCount += afi.eCount;
fi->pCount += afi.pCount;
mir_free(afi.szFormat);
}
}
if (argv[i] == NULL)
argv[i] = mir_tstrdup(_T(""));
}
}
// cur should now point at the character after FIELD_CHAR or after the last ')'
if (tr != NULL) {
pargv = ( TCHAR** )mir_alloc((argc+1)*sizeof(TCHAR*));
if (pargv == NULL) {
fi->eCount++;
return NULL;
}
for (i=0;i<argc;i++)
pargv[i+1] = argv[i];
pargv[0] = tr->tszTokenString;
memset(&ai, 0, sizeof(ai));
ai.cbSize = sizeof(ai);
ai.argc = argc+1;
ai.targv = pargv;
ai.fi = fi;
if ((*scur == FUNC_ONCE_CHAR) || (*scur == FIELD_CHAR))
ai.flags |= AIF_DONTPARSE;
parsedToken = parseFromRegister(&ai);
mir_free(pargv);
}
else parsedToken = fi->tszaTemporaryVars[tmpVarPos + 1];
if (parsedToken == NULL) {
fi->eCount++;
continue;
}
//replaced a var
if (ai.flags & AIF_FALSE )
fi->eCount++;
else
fi->pCount++;
// 'special' chars need to be taken care of (DONTPARSE, TRYPARSE, \r\n)
// if the var contains the escape character, this character must be doubled, we don't want it to act as an esacpe char
/*for (tcur=parsedToken;*tcur != '\0';tcur++) {
if (*tcur == DONTPARSE_CHAR) {//|| (*(var+pos) == ')')) {
parsedToken = mir_realloc(parsedToken, mir_strlen(parsedToken) + 2);
if (parsedToken == NULL) {
fi->err = EMEM;
return NULL;
}
memcpy(tcur+1, tcur, mir_strlen(tcur)+1);
tcur++;
}
}*/
size_t parsedTokenLen = mir_tstrlen(parsedToken);
size_t initStrLen = mir_tstrlen(string);
size_t tokenLen = cur-scur;
scurPos = scur-string;
curPos = cur-string;
if (tokenLen < parsedTokenLen) {
// string needs more memory
string = (TCHAR*)mir_realloc(string, (initStrLen-tokenLen+parsedTokenLen+1)*sizeof(TCHAR));
if (string == NULL) {
fi->eCount++;
return NULL;
}
}
scur = string+scurPos;
cur = string+curPos;
memmove(scur + parsedTokenLen, cur, (mir_tstrlen(cur)+1)*sizeof(TCHAR));
memcpy(scur, parsedToken, parsedTokenLen*sizeof(TCHAR));
{
size_t len = mir_tstrlen(string);
string = (TCHAR*)mir_realloc(string, (len+1)*sizeof(TCHAR));
}
if (( ai.flags & AIF_DONTPARSE ) || tmpVarPos >= 0)
pos += parsedTokenLen;
pos--; // parse the same pos again, it changed
if (tr == NULL)
parsedToken = NULL; // To avoid mir_free
}
if (parsedToken != NULL)
mir_free(parsedToken);
for (i = 0; i < argc; i ++)
mir_free(argv[i]);
mir_free(argv);
return (TCHAR*)mir_realloc(string, (mir_tstrlen(string)+1)*sizeof(TCHAR));
}
