X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=webcit%2Fsubst.c;h=fd72242b2f7c37cfce01b6d399b13bc70326666f;hb=972cd0d4d4784a16ba6c30ed1348266ca452cbfa;hp=586f4f8c646df6b156107b9b25451c2892fed9e0;hpb=7ad28ef5f9698f8bc237937ea25e77739d5b208f;p=citadel.git

diff --git a/webcit/subst.c b/webcit/subst.c
index 586f4f8c6..fd72242b2 100644
--- a/webcit/subst.c
+++ b/webcit/subst.c
@@ -679,6 +679,7 @@ void StrBufAppendTemplate(StrBuf *Target,
 	char EscapeAs = ' ';
 
 	if ((FormatTypeIndex < TP->Tokens->nParameters) &&
+	    (TP->Tokens->Params[FormatTypeIndex] != NULL) &&
 	    (TP->Tokens->Params[FormatTypeIndex]->Type == TYPE_STR) &&
 	    (TP->Tokens->Params[FormatTypeIndex]->len >= 1)) {
 		pFmt = TP->Tokens->Params[FormatTypeIndex]->Start;
@@ -1983,6 +1984,7 @@ typedef struct _HashIterator {
 	RetrieveHashlistFunc GetHash;
 	HashDestructorFunc Destructor;
 	SubTemplFunc DoSubTemplate;
+	FilterByParamFunc Filter;
 } HashIterator;
 
 void RegisterITERATOR(const char *Name, long len, 
@@ -1991,6 +1993,7 @@ void RegisterITERATOR(const char *Name, long len,
 		      RetrieveHashlistFunc GetHash, 
 		      SubTemplFunc DoSubTempl,
 		      HashDestructorFunc Destructor,
+		      FilterByParamFunc Filter,
 		      CtxType ContextType, 
 		      CtxType XPectContextType, 
 		      int Flags)
@@ -2004,6 +2007,7 @@ void RegisterITERATOR(const char *Name, long len,
 	It->GetHash = GetHash;
 	It->DoSubTemplate = DoSubTempl;
 	It->Destructor = Destructor;
+	It->Filter = Filter;
 	It->ContextType = ContextType;
 	It->XPectContextType = XPectContextType;
 	It->Flags = Flags;
@@ -2157,6 +2161,13 @@ void tmpl_iterate_subtmpl(StrBuf *Target, WCTemplputParams *TP)
 		}
 		while (GetNextHashPos(List, it, &Status.KeyLen, &Status.Key, &vContext)) {
 			if ((Status.n >= StartAt) && (Status.n <= StopAt)) {
+
+				if ((It->Filter != NULL) &&
+				    !It->Filter(Status.Key, Status.KeyLen, vContext, Target, TP)) 
+				{
+					continue;
+				}
+
 				if (DetectGroupChange && Status.n > 0) {
 					Status.GroupChange = SortBy->GroupChange(vContext, vLastContext);
 				}