5 * \defgroup Subst Variable substitution type stuff
6 * \ingroup CitadelConfig
12 #include <sys/types.h>
18 #define SHOW_ME_VAPPEND_PRINTF
21 #include "webserver.h"
23 extern char *static_dirs[PATH_MAX]; /**< Disk representation */
25 HashList *WirelessTemplateCache;
26 HashList *WirelessLocalTemplateCache;
27 HashList *TemplateCache;
28 HashList *LocalTemplateCache;
32 HashList *Contitionals;
34 int LoadTemplates = 0;
37 #define SV_CONDITIONAL 2
38 #define SV_NEG_CONDITIONAL 3
39 #define SV_CUST_STR_CONDITIONAL 4
42 typedef struct _WCTemplate {
47 WCTemplateToken **Tokens;
50 typedef struct _HashHandler {
53 WCHandlerFunc HandlerFunc;
56 void *load_template(StrBuf *filename, StrBuf *Key, HashList *PutThere);
58 void RegisterNS(const char *NSName, long len, int nMinArgs, int nMaxArgs, WCHandlerFunc HandlerFunc)
60 HashHandler *NewHandler;
62 NewHandler = (HashHandler*) malloc(sizeof(HashHandler));
63 NewHandler->nMinArgs = nMinArgs;
64 NewHandler->nMaxArgs = nMaxArgs;
65 NewHandler->HandlerFunc = HandlerFunc;
66 Put(GlobalNS, NSName, len, NewHandler, NULL);
71 * \brief debugging function to print array to log
73 void VarPrintTransition(void *vVar1, void *vVar2, int odd){}
75 * \brief debugging function to print array to log
77 void VarPrintEntry(const char *Key, void *vSubst, int odd)
80 lprintf(1,"Subst[%s] : ", Key);
81 ptr = (wcsubst*) vSubst;
83 switch(ptr->wcs_type) {
85 lprintf(1, " -> %s\n", ChrPtr(ptr->wcs_value));
88 lprintf(1, " -> Server [%s]\n", ChrPtr(ptr->wcs_value));
91 lprintf(1, " -> function at [%0xd]\n", ptr->wcs_function);
94 lprintf(1," WARNING: invalid type: [%ld]!\n", ptr->wcs_type);
101 * \brief Clear out the list of substitution variables local to this session
103 void clear_substs(struct wcsession *wc) {
105 if (wc->vars != NULL) {
106 DeleteHash(&wc->vars);
111 * \brief Clear out the list of substitution variables local to this session
113 void clear_local_substs(void) {
132 void FlushPayload(wcsubst *ptr, int reusestrbuf, int type)
134 int NeedNew = NeedNewBuf(type);
135 switch(ptr->wcs_type) {
139 if (reusestrbuf && NeedNew) {
140 FlushStrBuf(ptr->wcs_value);
144 FreeStrBuf(&ptr->wcs_value);
145 ptr->wcs_value = NULL;
149 ptr->wcs_function = NULL;
150 if (reusestrbuf && NeedNew)
151 ptr->wcs_value = NewStrBuf();
154 ptr->wcs_value = NULL;
155 if (reusestrbuf && NeedNew)
156 ptr->wcs_value = NewStrBuf();
160 if (reusestrbuf && NeedNew)
161 ptr->wcs_value = NewStrBuf();
164 if (reusestrbuf && NeedNew)
165 ptr->wcs_value = NewStrBuf();
172 * \brief destructor; kill one entry.
174 void deletevar(void *data)
176 wcsubst *ptr = (wcsubst*)data;
177 FlushPayload(ptr, 0, ptr->wcs_type);
182 wcsubst *NewSubstVar(const char *keyname, int keylen, int type)
185 struct wcsession *WCC = WC;
187 ptr = (wcsubst *) malloc(sizeof(wcsubst));
188 memset(ptr, 0, sizeof(wcsubst));
190 ptr->wcs_type = type;
191 safestrncpy(ptr->wcs_key, keyname, sizeof ptr->wcs_key);
192 Put(WCC->vars, keyname, keylen, ptr, deletevar);
194 switch(ptr->wcs_type) {
197 ptr->wcs_value = NewStrBuf();
211 * \brief Add a substitution variable (local to this session) (strlen version...)
212 * \param keyname the replacementstring to substitute
213 * \param keytype the kind of the key
214 * \param format the format string ala printf
215 * \param ... the arguments to substitute in the formatstring
217 void SVPRINTF(char *keyname, int keytype, const char *format,...)
223 struct wcsession *WCC = WC;
225 keylen = strlen(keyname);
227 * First look if we're doing a replacement of
230 /*PrintHash(WCC->vars, VarPrintTransition, VarPrintEntry);*/
231 if (GetHash(WCC->vars, keyname, keylen, &vPtr)) {
232 ptr = (wcsubst*)vPtr;
233 FlushPayload(ptr, keytype, keytype);
234 ptr->wcs_type = keytype;
236 else /** Otherwise allocate a new one */
238 ptr = NewSubstVar(keyname, keylen, keytype);
241 /** Format the string */
242 va_start(arg_ptr, format);
243 StrBufVAppendPrintf(ptr->wcs_value, format, arg_ptr);
248 * \brief Add a substitution variable (local to this session)
249 * \param keyname the replacementstring to substitute
250 * \param keytype the kind of the key
251 * \param format the format string ala printf
252 * \param ... the arguments to substitute in the formatstring
254 void svprintf(char *keyname, size_t keylen, int keytype, const char *format,...)
259 struct wcsession *WCC = WC;
262 * First look if we're doing a replacement of
265 /*PrintHash(WCC->vars, VarPrintTransition, VarPrintEntry);*/
266 if (GetHash(WCC->vars, keyname, keylen, &vPtr)) {
267 ptr = (wcsubst*)vPtr;
268 FlushPayload(ptr, 1, keytype);
269 ptr->wcs_type = keytype;
271 else /** Otherwise allocate a new one */
273 ptr = NewSubstVar(keyname, keylen, keytype);
276 /** Format the string and save it */
277 va_start(arg_ptr, format);
278 StrBufVAppendPrintf(ptr->wcs_value, format, arg_ptr);
283 * \brief Add a substitution variable (local to this session)
284 * \param keyname the replacementstring to substitute
285 * \param keytype the kind of the key
286 * \param format the format string ala printf
287 * \param ... the arguments to substitute in the formatstring
289 void SVPut(char *keyname, size_t keylen, int keytype, char *Data)
293 struct wcsession *WCC = WC;
297 * First look if we're doing a replacement of
300 /*PrintHash(WCC->vars, VarPrintTransition, VarPrintEntry);*/
301 if (GetHash(WCC->vars, keyname, keylen, &vPtr)) {
302 ptr = (wcsubst*)vPtr;
303 FlushPayload(ptr, 1, keytype);
304 ptr->wcs_type = keytype;
306 else /** Otherwise allocate a new one */
308 ptr = NewSubstVar(keyname, keylen, keytype);
310 StrBufAppendBufPlain(ptr->wcs_value, Data, -1, 0);
314 * \brief Add a substitution variable (local to this session)
315 * \param keyname the replacementstring to substitute
316 * \param keytype the kind of the key
317 * \param format the format string ala printf
318 * \param ... the arguments to substitute in the formatstring
320 void SVPutLong(char *keyname, size_t keylen, long Data)
324 struct wcsession *WCC = WC;
328 * First look if we're doing a replacement of
331 /*PrintHash(WCC->vars, VarPrintTransition, VarPrintEntry);*/
332 if (GetHash(WCC->vars, keyname, keylen, &vPtr)) {
333 ptr = (wcsubst*)vPtr;
334 FlushPayload(ptr, 1, WCS_LONG);
335 ptr->wcs_type = WCS_LONG;
337 else /** Otherwise allocate a new one */
339 ptr = NewSubstVar(keyname, keylen, WCS_LONG);
345 * \brief Add a substitution variable (local to this session) that does a callback
346 * \param keyname the keystring to substitute
347 * \param fcn_ptr the function callback to give the substitution string
349 void SVCallback(char *keyname, size_t keylen, var_callback_fptr fcn_ptr)
353 struct wcsession *WCC = WC;
356 * First look if we're doing a replacement of
359 /*PrintHash(WCC->vars, VarPrintTransition, VarPrintEntry);*/
360 if (GetHash(WCC->vars, keyname, keylen, &vPtr)) {
361 ptr = (wcsubst*)vPtr;
362 FlushPayload(ptr, 1, WCS_FUNCTION);
363 ptr->wcs_type = WCS_FUNCTION;
365 else /** Otherwise allocate a new one */
367 ptr = NewSubstVar(keyname, keylen, WCS_FUNCTION);
370 ptr->wcs_function = fcn_ptr;
372 inline void SVCALLBACK(char *keyname, var_callback_fptr fcn_ptr)
374 SVCallback(keyname, strlen(keyname), fcn_ptr);
379 void SVPUTBuf(const char *keyname, int keylen, StrBuf *Buf, int ref)
383 struct wcsession *WCC = WC;
386 * First look if we're doing a replacement of
389 /*PrintHash(WCC->vars, VarPrintTransition, VarPrintEntry);*/
390 if (GetHash(WCC->vars, keyname, keylen, &vPtr)) {
391 ptr = (wcsubst*)vPtr;
392 FlushPayload(ptr, 0, (ref)?WCS_STRBUF_REF:WCS_STRBUF);
393 ptr->wcs_type = (ref)?WCS_STRBUF_REF:WCS_STRBUF;
395 else /** Otherwise allocate a new one */
397 ptr = NewSubstVar(keyname, keylen, (ref)?WCS_STRBUF_REF:WCS_STRBUF);
399 ptr->wcs_value = Buf;
403 * \brief back end for print_value_of() ... does a server command
404 * \param servcmd server command to execute on the citadel server
406 void pvo_do_cmd(StrBuf *Target, StrBuf *servcmd) {
410 serv_puts(ChrPtr(servcmd));
411 len = serv_getln(buf, sizeof buf);
417 StrBufAppendPrintf(Target, "%s\n", &buf[4]);
420 _fmout(Target, "CENTER");
423 StrBufAppendPrintf(Target, "%s\n", &buf[4]);
430 * \brief Print the value of a variable
431 * \param keyname get a key to print
433 void print_value_of(StrBuf *Target, const char *keyname, size_t keylen) {
434 struct wcsession *WCC = WC;
438 /*if (WCC->vars != NULL) PrintHash(WCC->vars, VarPrintTransition, VarPrintEntry);*/
439 /// TODO: debricated!
440 if (keyname[0] == '=') {
441 DoTemplate(keyname+1, keylen - 1, NULL, NULL);
444 //////TODO: if param[1] == "U" -> urlescape
446 /** Page-local variables */
447 if ((WCC->vars!= NULL) && GetHash(WCC->vars, keyname, keylen, &vVar)) {
448 ptr = (wcsubst*) vVar;
449 switch(ptr->wcs_type) {
451 StrBufAppendBuf(Target, ptr->wcs_value, 0);
454 pvo_do_cmd(Target, ptr->wcs_value);
457 (*ptr->wcs_function) ();
461 StrBufAppendBuf(Target, ptr->wcs_value, 0);
464 StrBufAppendPrintf(Target, "%ld", ptr->lvalue);
467 lprintf(1,"WARNING: invalid value in SV-Hash at %s!", keyname);
472 int CompareSubstToToken(TemplateParam *ParamToCompare, TemplateParam *ParamToLookup)
474 struct wcsession *WCC = WC;
478 if ((WCC->vars!= NULL) && GetHash(WCC->vars, ParamToLookup->Start,
479 ParamToLookup->len, &vVar)) {
480 ptr = (wcsubst*) vVar;
481 switch(ptr->wcs_type) {
485 if (ParamToCompare->Type == TYPE_STR)
486 return ((ParamToCompare->len == StrLength(ptr->wcs_value)) &&
487 (strcmp(ParamToCompare->Start, ChrPtr(ptr->wcs_value)) == 0));
489 return ParamToCompare->lvalue == StrTol(ptr->wcs_value);
497 if (ParamToCompare->Type == TYPE_STR)
500 return ParamToCompare->lvalue == ptr->lvalue;
503 lprintf(1,"WARNING: invalid value in SV-Hash at %s!",
504 ParamToLookup->Start);
510 int CompareSubstToStrBuf(StrBuf *Compare, TemplateParam *ParamToLookup)
512 struct wcsession *WCC = WC;
516 if ((WCC->vars!= NULL) && GetHash(WCC->vars, ParamToLookup->Start,
517 ParamToLookup->len, &vVar)) {
518 ptr = (wcsubst*) vVar;
519 switch(ptr->wcs_type) {
523 return ((StrLength(Compare) == StrLength(ptr->wcs_value)) &&
524 (strcmp(ChrPtr(Compare), ChrPtr(ptr->wcs_value)) == 0));
531 return StrTol(Compare) == ptr->lvalue;
533 lprintf(1,"WARNING: invalid value in SV-Hash at %s!",
534 ParamToLookup->Start);
541 void PutNewToken(WCTemplate *Template, WCTemplateToken *NewToken)
543 if (Template->nTokensUsed + 1 >= Template->TokenSpace) {
544 if (Template->TokenSpace <= 0) {
545 Template->Tokens = (WCTemplateToken**)malloc(
546 sizeof(WCTemplateToken*) * 10);
547 Template->TokenSpace = 10;
550 WCTemplateToken **NewTokens;
551 NewTokens= (WCTemplateToken**)malloc(
552 sizeof(WCTemplateToken*) *
553 Template->TokenSpace * 2);
554 memcpy(NewTokens, Template->Tokens,
555 sizeof(WCTemplateToken*) * Template->nTokensUsed);
556 free(Template->Tokens);
557 Template->TokenSpace *= 2;
558 Template->Tokens = NewTokens;
561 Template->Tokens[(Template->nTokensUsed)++] = NewToken;
564 TemplateParam *GetNextParameter(StrBuf *Buf, const char **pCh, const char *pe, WCTemplateToken *Token, WCTemplate *pTmpl)
566 const char *pch = *pCh;
567 const char *pchs, *pche;
568 TemplateParam *Parm = (TemplateParam *) malloc(sizeof(TemplateParam));
571 /* Skip leading whitespaces */
572 while ((*pch == ' ' )||
575 (*pch == '\n')) pch ++;
578 else if (*pch == '\'')
583 Parm->Type = TYPE_STR;
586 ( (pch > pchs) && (*(pch - 1) == '\\'))
592 lprintf(1, "Error (in '%s' line %ld); "
593 "evaluating template param [%s] in Token [%s]\n",
594 ChrPtr(pTmpl->FileName),
596 ChrPtr(Token->FlatToken),
603 StrBufPeek(Buf, pch, -1, '\0');
604 if (LoadTemplates > 1) {
605 lprintf(1, "DBG: got param [%s] %ld %ld\n",
606 pchs, pche - pchs, strlen(pchs));
609 Parm->len = pche - pchs;
610 pch ++; /* move after trailing quote */
614 Parm->Type = TYPE_LONG;
616 while ((pch <= pe) &&
623 StrBufPeek(Buf, pch, -1, '\0');
624 Parm->lvalue = atol(pchs);
630 lprintf(1, "Error (in '%s' line %ld); "
631 "evaluating long template param [%s] in Token [%s]\n",
632 ChrPtr(pTmpl->FileName),
634 ChrPtr(Token->FlatToken),
640 while ((*pch == ' ' )||
644 (*pch == '\n')) pch ++;
650 WCTemplateToken *NewTemplateSubstitute(StrBuf *Buf,
652 const char *pTmplStart,
653 const char *pTmplEnd,
658 TemplateParam *Param;
659 WCTemplateToken *NewToken = (WCTemplateToken*)malloc(sizeof(WCTemplateToken));
662 NewToken->Line = Line + 1;
663 NewToken->pTokenStart = pTmplStart;
664 NewToken->TokenStart = pTmplStart - pStart;
665 NewToken->TokenEnd = (pTmplEnd - pStart) - NewToken->TokenStart;
666 NewToken->pTokenEnd = pTmplEnd;
667 NewToken->NameEnd = NewToken->TokenEnd - 2;
668 NewToken->FlatToken = NewStrBufPlain(pTmplStart, pTmplEnd - pTmplStart);
670 StrBufPeek(Buf, pTmplStart, + 1, '\0');
671 StrBufPeek(Buf, pTmplEnd, -1, '\0');
672 pch = NewToken->pName = pTmplStart + 2;
674 NewToken->HaveParameters = 0;;
675 NewToken->nParameters = 0;
677 while (pch < pTmplEnd - 1) {
679 StrBufPeek(Buf, pch, -1, '\0');
680 NewToken->NameEnd = pch - NewToken->pName;
682 while (pch < pTmplEnd - 1) {
683 Param = GetNextParameter(Buf, &pch, pTmplEnd - 1, NewToken, pTmpl);
685 NewToken->HaveParameters = 1;
686 if (NewToken->nParameters > MAXPARAM) {
687 lprintf(1, "Only %ld Tokens supported!\n", MAXPARAM);
691 NewToken->Params[NewToken->nParameters++] = Param;
695 if((NewToken->NameEnd == 1) &&
696 (NewToken->HaveParameters == 1))
699 if ((NewToken->nParameters == 1) &&
700 (*(NewToken->pName) == '_'))
701 NewToken->Flags = SV_GETTEXT;
702 else if ((NewToken->nParameters == 1) &&
703 (*(NewToken->pName) == '='))
704 NewToken->Flags = SV_SUBTEMPL;
705 else if ((NewToken->nParameters >= 2) &&
706 (*(NewToken->pName) == '%'))
707 NewToken->Flags = SV_CUST_STR_CONDITIONAL;
708 else if ((NewToken->nParameters >= 2) &&
709 (*(NewToken->pName) == '?'))
710 NewToken->Flags = SV_CONDITIONAL;
711 else if ((NewToken->nParameters >=2) &&
712 (*(NewToken->pName) == '!'))
713 NewToken->Flags = SV_NEG_CONDITIONAL;
721 void FreeToken(WCTemplateToken **Token)
724 FreeStrBuf(&(*Token)->FlatToken);
725 if ((*Token)->HaveParameters)
726 for (i = 0; i < (*Token)->nParameters; i++)
727 free((*Token)->Params[i]);
734 void FreeWCTemplate(void *vFreeMe)
737 WCTemplate *FreeMe = (WCTemplate*)vFreeMe;
739 if (FreeMe->TokenSpace > 0) {
740 for (i = 0; i < FreeMe->nTokensUsed; i ++) {
741 FreeToken(&FreeMe->Tokens[i]);
743 free(FreeMe->Tokens);
745 FreeStrBuf(&FreeMe->FileName);
746 FreeStrBuf(&FreeMe->Data);
751 int EvaluateConditional(WCTemplateToken *Token, WCTemplate *pTmpl, void *Context, int Neg, int state)
754 ConditionalStruct *Cond;
756 if ((Token->Params[0]->len == 1) &&
757 (Token->Params[0]->Start[0] == 'X'))
758 return (state != 0)?Token->Params[1]->lvalue:0;
760 if (!GetHash(Contitionals,
761 Token->Params[0]->Start,
762 Token->Params[0]->len,
764 lprintf(1, "Conditional [%s] (in '%s' line %ld); Not found![%s]\n",
765 Token->Params[0]->Start,
766 ChrPtr(pTmpl->FileName),
768 ChrPtr(Token->FlatToken));
771 Cond = (ConditionalStruct *) vConditional;
774 lprintf(1, "Conditional [%s] (in '%s' line %ld); Not found![%s]\n",
775 Token->Params[0]->Start,
776 ChrPtr(pTmpl->FileName),
778 ChrPtr(Token->FlatToken));
781 if (Token->nParameters < Cond->nParams) {
782 lprintf(1, "Conditional [%s] (in '%s' line %ld); needs %ld Params![%s]\n",
783 Token->Params[0]->Start,
784 ChrPtr(pTmpl->FileName),
787 ChrPtr(Token->FlatToken));
790 if (Cond->CondF(Token, Context) == Neg)
791 return Token->Params[1]->lvalue;
795 int EvaluateToken(StrBuf *Target, WCTemplateToken *Token, WCTemplate *pTmpl, void *Context, int state)
798 // much output, since pName is not terminated...
799 // lprintf(1,"Doing token: %s\n",Token->pName);
800 switch (Token->Flags) {
802 TmplGettext(Target, Token->nParameters, Token);
804 case SV_CONDITIONAL: /** Forward conditional evaluation */
805 return EvaluateConditional(Token, pTmpl, Context, 1, state);
807 case SV_NEG_CONDITIONAL: /** Reverse conditional evaluation */
808 return EvaluateConditional(Token, pTmpl, Context, 0, state);
810 case SV_CUST_STR_CONDITIONAL: /** Conditional put custom strings from params */
811 if (Token->nParameters >= 6) {
812 if (EvaluateConditional(Token, pTmpl, Context, 0, state))
813 StrBufAppendBufPlain(Target,
814 Token->Params[5]->Start,
815 Token->Params[5]->len,
818 StrBufAppendBufPlain(Target,
819 Token->Params[4]->Start,
820 Token->Params[4]->len,
825 if (Token->nParameters == 1)
826 DoTemplate(Token->Params[0]->Start, Token->Params[0]->len, NULL, NULL);
829 if (GetHash(GlobalNS, Token->pName, Token->NameEnd, &vVar)) {
830 HashHandler *Handler;
831 Handler = (HashHandler*) vVar;
832 if ((Token->nParameters < Handler->nMinArgs) ||
833 (Token->nParameters > Handler->nMaxArgs)) {
834 lprintf(1, "Handler [%s] (in '%s' line %ld); "
835 "doesn't work with %ld params [%s]",
837 ChrPtr(pTmpl->FileName),
840 ChrPtr(Token->FlatToken));
843 Handler->HandlerFunc(Target,
846 Context); /*TODO: subset of that */
852 print_value_of(Target, Token->pName, Token->NameEnd);
858 void ProcessTemplate(WCTemplate *Tmpl, StrBuf *Target, void *Context)
860 WCTemplate *pTmpl = Tmpl;
863 const char *pData, *pS;
866 if (LoadTemplates != 0) {
867 if (LoadTemplates > 1)
868 lprintf(1, "DBG: ----- loading: [%s] ------ \n",
869 ChrPtr(Tmpl->FileName));
870 pTmpl = load_template(Tmpl->FileName, NULL, NULL);
873 pS = pData = ChrPtr(pTmpl->Data);
874 len = StrLength(pTmpl->Data);
878 if (i >= pTmpl->nTokensUsed) {
879 StrBufAppendBufPlain(Target,
881 len - (pData - pS), 0);
885 StrBufAppendBufPlain(
887 pTmpl->Tokens[i]->pTokenStart - pData, 0);
888 state = EvaluateToken(Target, pTmpl->Tokens[i], pTmpl, Context, state);
889 while ((state != 0) && (i+1 < pTmpl->nTokensUsed)) {
890 /* condition told us to skip till its end condition */
892 if ((pTmpl->Tokens[i]->Flags == SV_CONDITIONAL) ||
893 (pTmpl->Tokens[i]->Flags == SV_NEG_CONDITIONAL)) {
894 if (state == EvaluateConditional(pTmpl->Tokens[i],
897 pTmpl->Tokens[i]->Flags,
902 pData = pTmpl->Tokens[i++]->pTokenEnd + 1;
903 if (i > pTmpl->nTokensUsed)
907 if (LoadTemplates != 0) {
908 FreeWCTemplate(pTmpl);
914 * \brief Display a variable-substituted template
915 * \param templatename template file to load
917 void *prepare_template(StrBuf *filename, StrBuf *Key, HashList *PutThere)
919 WCTemplate *NewTemplate;
920 NewTemplate = (WCTemplate *) malloc(sizeof(WCTemplate));
921 NewTemplate->Data = NULL;
922 NewTemplate->FileName = NewStrBufDup(filename);
923 NewTemplate->nTokensUsed = 0;
924 NewTemplate->TokenSpace = 0;
925 NewTemplate->Tokens = NULL;
927 Put(PutThere, ChrPtr(Key), StrLength(Key), NewTemplate, FreeWCTemplate);
932 * \brief Display a variable-substituted template
933 * \param templatename template file to load
935 void *load_template(StrBuf *filename, StrBuf *Key, HashList *PutThere)
939 const char *pS, *pE, *pch, *Err;
942 WCTemplate *NewTemplate;
944 fd = open(ChrPtr(filename), O_RDONLY);
946 lprintf(1, "ERROR: could not open template '%s' - %s\n",
947 ChrPtr(filename), strerror(errno));
951 if (fstat(fd, &statbuf) == -1) {
952 lprintf(1, "ERROR: could not stat template '%s' - %s\n",
953 ChrPtr(filename), strerror(errno));
957 NewTemplate = (WCTemplate *) malloc(sizeof(WCTemplate));
958 NewTemplate->Data = NewStrBufPlain(NULL, statbuf.st_size);
959 NewTemplate->FileName = NewStrBufDup(filename);
960 NewTemplate->nTokensUsed = 0;
961 NewTemplate->TokenSpace = 0;
962 NewTemplate->Tokens = NULL;
963 if (StrBufReadBLOB(NewTemplate->Data, &fd, 1, statbuf.st_size, &Err) < 0) {
965 FreeWCTemplate(NewTemplate);
966 lprintf(1, "ERROR: reading template '%s' - %s<br />\n",
967 ChrPtr(filename), strerror(errno));
973 pS = pch = ChrPtr(NewTemplate->Data);
974 pE = pS + StrLength(NewTemplate->Data);
976 const char *pts, *pte;
978 int InDoubleQuotes = 0;
980 for (; pch < pE; pch ++) {
981 if ((*pch=='<')&&(*(pch + 1)=='?'))
983 if (*pch=='\n') Line ++;
988 for (; pch < pE - 1; pch ++) {
990 InDoubleQuotes = ! InDoubleQuotes;
991 else if (*pch == '\'')
992 InQuotes = ! InQuotes;
993 else if ((!InQuotes && !InDoubleQuotes) &&
994 ((*pch!='\\')&&(*(pch + 1)=='>'))) {
1002 PutNewToken(NewTemplate,
1003 NewTemplateSubstitute(NewTemplate->Data, pS, pts, pte, Line, NewTemplate));
1006 if (LoadTemplates == 0)
1007 Put(PutThere, ChrPtr(Key), StrLength(Key), NewTemplate, FreeWCTemplate);
1012 ///void PrintTemplate(const char *Key, void *vSubst, int odd)
1013 const char* PrintTemplate(void *vSubst)
1015 WCTemplate *Tmpl = vSubst;
1017 return ChrPtr(Tmpl->FileName);
1023 * \brief Display a variable-substituted template
1024 * \param templatename template file to load
1026 void DoTemplate(const char *templatename, long len, void *Context, StrBuf *Target)
1029 HashList *StaticLocal;
1034 if (WC->is_mobile) {
1035 Static = WirelessTemplateCache;
1036 StaticLocal = WirelessLocalTemplateCache;
1039 Static = TemplateCache;
1040 StaticLocal = LocalTemplateCache;
1043 if (!GetHash(StaticLocal, templatename, len, &vTmpl) &&
1044 !GetHash(Static, templatename, len, &vTmpl)) {
1045 printf ("didn't find %s %ld %ld\n", templatename, len , (long)strlen(templatename));
1046 /// dbg_PrintHash(Static, PrintTemplate, NULL);
1047 // PrintHash(Static, VarPrintTransition, PrintTemplate);
1052 ProcessTemplate(vTmpl, Target, Context);
1055 int LoadTemplateDir(const char *DirName, HashList *wireless, HashList *big)
1060 DIR *filedir = NULL;
1061 struct dirent *filedir_entry;
1067 StrBufPrintf(Dir, "%s/t", DirName);
1068 filedir = opendir (ChrPtr(Dir));
1069 if (filedir == NULL) {
1074 FileName = NewStrBuf();
1076 while ((filedir_entry = readdir(filedir)))
1080 #ifdef _DIRENT_HAVE_D_NAMELEN
1081 d_namelen = filedir_entry->d_namelen;
1083 d_namelen = strlen(filedir_entry->d_name);
1085 d_without_ext = d_namelen;
1086 while ((d_without_ext > 0) && (filedir_entry->d_name[d_without_ext] != '.'))
1088 if ((d_without_ext == 0) || (d_namelen < 3))
1091 IsMobile = (strstr(filedir_entry->d_name, ".m.html")!= NULL);
1092 PStart = filedir_entry->d_name;
1093 StrBufPrintf(FileName, "%s/%s", ChrPtr(Dir), filedir_entry->d_name);
1094 MinorPtr = strchr(filedir_entry->d_name, '.');
1095 if (MinorPtr != NULL)
1097 StrBufPlain(Tag, filedir_entry->d_name, MinorPtr - filedir_entry->d_name);
1100 printf("%s %d %s\n",ChrPtr(FileName), IsMobile, ChrPtr(Tag));
1101 if (LoadTemplates == 0)
1102 load_template(FileName, Tag, (IsMobile)?wireless:big);
1104 prepare_template(FileName, Tag, (IsMobile)?wireless:big);
1107 FreeStrBuf(&FileName);
1113 void InitTemplateCache(void)
1115 LoadTemplateDir(static_dirs[0],
1116 WirelessTemplateCache,
1118 LoadTemplateDir(static_dirs[1],
1119 WirelessLocalTemplateCache,
1120 LocalTemplateCache);
1123 void tmplput_serv_ip(StrBuf *Target, int nArgs, WCTemplateToken *Tokens, void *Context)
1125 StrBufAppendPrintf(Target, "%d", WC->ctdl_pid);
1128 void tmplput_serv_nodename(StrBuf *Target, int nArgs, WCTemplateToken *Tokens, void *Context)
1130 StrEscAppend(Target, NULL, serv_info.serv_nodename, 0, 0);
1133 void tmplput_serv_humannode(StrBuf *Target, int nArgs, WCTemplateToken *Tokens, void *Context)
1135 StrEscAppend(Target, NULL, serv_info.serv_humannode, 0, 0);
1138 void tmplput_serv_fqdn(StrBuf *Target, int nArgs, WCTemplateToken *Tokens, void *Context)
1140 StrEscAppend(Target, NULL, serv_info.serv_fqdn, 0, 0);
1143 void tmmplput_serv_software(StrBuf *Target, int nArgs, WCTemplateToken *Tokens, void *Context)
1145 StrEscAppend(Target, NULL, serv_info.serv_software, 0, 0);
1148 void tmplput_serv_rev_level(StrBuf *Target, int nArgs, WCTemplateToken *Tokens, void *Context)
1150 StrBufAppendPrintf(Target, "%d.%02d",
1151 serv_info.serv_rev_level / 100,
1152 serv_info.serv_rev_level % 100);
1155 void tmmplput_serv_bbs_city(StrBuf *Target, int nArgs, WCTemplateToken *Tokens, void *Context)
1157 StrEscAppend(Target, NULL, serv_info.serv_bbs_city, 0, 0);
1160 void tmplput_current_user(StrBuf *Target, int nArgs, WCTemplateToken *Tokens, void *Context)
1162 StrEscAppend(Target, NULL, WC->wc_fullname, 0, 0);
1165 void tmplput_current_room(StrBuf *Target, int nArgs, WCTemplateToken *Tokens, void *Context)
1167 StrEscAppend(Target, NULL, WC->wc_roomname, 0, 0);
1171 typedef struct _HashIterator {
1172 HashList *StaticList;
1173 RetrieveHashlistFunc GetHash;
1174 HashDestructorFunc Destructor;
1175 SubTemplFunc DoSubTemplate;
1178 void tmpl_iterate_subtmpl(StrBuf *Target, int nArgs, WCTemplateToken *Tokens, void *Context)
1190 if (!GetHash(Iterators,
1191 Tokens->Params[0]->Start,
1192 Tokens->Params[0]->len,
1195 It = (HashIterator*) vIt;
1196 if (It->StaticList == NULL)
1197 List = It->GetHash();
1199 List = It->StaticList;
1201 SubBuf = NewStrBuf();
1202 it = GetNewHashPos();
1203 while (GetNextHashPos(List, it, &len, &Key, &vContext)) {
1204 svprintf(HKEY("ITERATE:ODDEVEN"), WCS_STRING, "%s", (oddeven)?"odd":"even");
1205 It->DoSubTemplate(SubBuf, vContext);
1206 DoTemplate(Tokens->Params[1]->Start,
1207 Tokens->Params[1]->len,
1210 StrBufAppendBuf(Target, SubBuf, 0);
1211 FlushStrBuf(SubBuf);
1212 oddeven = ~ oddeven;
1214 FreeStrBuf(&SubBuf);
1216 if (It->Destructor != NULL)
1217 It->Destructor(List);
1220 int ConditionalVar(WCTemplateToken *Tokens, void *Context)
1225 if (!GetHash(WC->vars,
1226 Tokens->Params[2]->Start,
1227 Tokens->Params[2]->len,
1230 subst = (wcsubst*) vsubst;
1231 switch(subst->wcs_type) {
1233 return (subst->wcs_function!=NULL);
1235 lprintf(1, " -> Server [%s]\n", subst->wcs_value);////todo
1239 case WCS_STRBUF_REF:
1240 if (Tokens->nParameters < 4)
1242 return (strcmp(Tokens->Params[3]->Start, ChrPtr(subst->wcs_value)) == 0);
1244 if (Tokens->nParameters < 4)
1245 return (subst->lvalue != 0);
1246 return (subst->lvalue == Tokens->Params[3]->lvalue);
1248 lprintf(1," WARNING: invalid type: [%ld]!\n", subst->wcs_type);
1253 void RegisterITERATOR(const char *Name, long len,
1254 HashList *StaticList,
1255 RetrieveHashlistFunc GetHash,
1256 SubTemplFunc DoSubTempl,
1257 HashDestructorFunc Destructor)
1259 HashIterator *It = (HashIterator*)malloc(sizeof(HashIterator));
1260 It->StaticList = StaticList;
1261 It->GetHash = GetHash;
1262 It->DoSubTemplate = DoSubTempl;
1263 It->Destructor = Destructor;
1264 Put(Iterators, Name, len, It, NULL);
1267 void RegisterConditional(const char *Name, long len,
1269 WCConditionalFunc CondF)
1271 ConditionalStruct *Cond = (ConditionalStruct*)malloc(sizeof(ConditionalStruct));
1272 Cond->nParams = nParams;
1273 Cond->CondF = CondF;
1274 Put(Contitionals, Name, len, Cond, NULL);
1277 void tmpl_do_boxed(StrBuf *Target, int nArgs, WCTemplateToken *Tokens, void *Context)
1280 StrBuf *Headline = NewStrBuf();
1281 DoTemplate(Tokens->Params[1]->Start,
1282 Tokens->Params[1]->len,
1285 SVPutBuf("BOXTITLE", Headline, 0);
1288 DoTemplate(HKEY("beginbox"), Context, Target);
1289 DoTemplate(Tokens->Params[0]->Start,
1290 Tokens->Params[0]->len,
1293 DoTemplate(HKEY("endbox"), Context, Target);
1296 void tmpl_do_tabbed(StrBuf *Target, int nArgs, WCTemplateToken *Tokens, void *Context)
1299 int i, ntabs, nTabs;
1301 nTabs = ntabs = Tokens->nParameters / 2;
1302 TabNames = (StrBuf **) malloc(ntabs * sizeof(StrBuf*));
1304 for (i = 0; i < ntabs; i++) {
1305 TabNames[i] = NewStrBuf();
1306 if (Tokens->Params[i * 2]->len > 0) {
1307 DoTemplate(Tokens->Params[i * 2]->Start,
1308 Tokens->Params[i * 2]->len,
1313 /** A Tab without subject? we can't count that, add it as silent */
1318 StrTabbedDialog(Target, nTabs, TabNames);
1319 for (i = 0; i < ntabs; i++) {
1320 StrBeginTab(Target, i, nTabs);
1322 DoTemplate(Tokens->Params[i * 2 + 1]->Start,
1323 Tokens->Params[i * 2 + 1]->len,
1326 StrEndTab(Target, i, nTabs);
1334 RegisterNamespace("SERV:PID", 0, 0, tmplput_serv_ip);
1335 RegisterNamespace("SERV:NODENAME", 0, 0, tmplput_serv_nodename);
1336 RegisterNamespace("SERV:HUMANNODE", 0, 0, tmplput_serv_humannode);
1337 RegisterNamespace("SERV:FQDN", 0, 0, tmplput_serv_fqdn);
1338 RegisterNamespace("SERV:SOFTWARE", 0, 0, tmmplput_serv_software);
1339 RegisterNamespace("SERV:REV_LEVEL", 0, 0, tmplput_serv_rev_level);
1340 RegisterNamespace("SERV:BBS_CITY", 0, 0, tmmplput_serv_bbs_city);
1341 /// RegisterNamespace("SERV:LDAP_SUPP", 0, 0, tmmplput_serv_ldap_enabled);
1342 RegisterNamespace("CURRENT_USER", 0, 0, tmplput_current_user);
1343 RegisterNamespace("CURRENT_ROOM", 0, 0, tmplput_current_room);
1344 RegisterNamespace("ITERATE", 2, 4, tmpl_iterate_subtmpl);
1345 RegisterNamespace("DOBOXED", 1, 2, tmpl_do_boxed);
1346 RegisterNamespace("DOTABBED", 2, 100, tmpl_do_tabbed);
1347 RegisterConditional(HKEY("COND:SUBST"), 3, ConditionalVar);