KviCString::getToken(): add option to skip empty elements (default off)

src/kvilib/core/KviCString.cpp

@@ -2657,7 +2657,7 @@ KviCString & KviCString::stripLeft(char c)
 	return (*this);
 }
 
-bool KviCString::getToken(KviCString & str, char sep)
+bool KviCString::getToken(KviCString & str, char sep, bool skipEmpty)
 {
 	KVI_ASSERT(str.m_ptr);
 	KVI_ASSERT(str.m_ptr != m_ptr);
@@ -2673,7 +2673,11 @@ bool KviCString::getToken(KviCString & str, char sep)
 	KviMemory::copy(str.m_ptr, m_ptr, str.m_len);
 	*(str.m_ptr + str.m_len) = '\0';
 	while(*p && (*p == sep))
+	{
 		p++;
+		if(!skipEmpty)
+			break;
+	}
 	cutLeft(p - m_ptr);
 	return (m_len != 0);
 }
@@ -2700,14 +2704,18 @@ bool KviCString::getLine(KviCString & str)
 	return true;
 }
 
-KviCString KviCString::getToken(char sep)
+KviCString KviCString::getToken(char sep, bool skipEmpty)
 {
 	char * p = m_ptr;
 	while(*p && (*p != sep))
 		p++;
 	KviCString ret(m_ptr, p);
 	while(*p && (*p == sep))
+	{
 		p++;
+		if(!skipEmpty)
+			break;
+	}
 	cutLeft(p - m_ptr);
 	return ret;
 }

src/kvilib/core/KviCString.h

@@ -349,10 +349,10 @@ class KVILIB_API KviCString : public KviHeapObject
 	// and returns true if there are more tokens to extract<br>
 	// Does not strip initial separators!!<br>
 	// str can NOT be this string.
-	bool getToken(KviCString & str, char sep);
+	bool getToken(KviCString & str, char sep, bool skipEmpty = false);
 	// Does not strip initial separators!<br>
 	// Can assign also to this string.
-	KviCString getToken(char sep);
+	KviCString getToken(char sep, bool skipEmpty = false);
 	// Extracts a line from the string.<br>
 	// Returns false if there was no data to extract
 	bool getLine(KviCString & str);

src/kvirc/sparser/KviIrcServerParser_numericHandlers.cpp

@@ -907,7 +907,7 @@ void KviIrcServerParser::parseNumericWhoReply(KviIrcMessage * msg)
 	bool bIrcOp = szFlag.indexOf('*') != -1;
 
 	KviCString trailing = msg->safeTrailing();
-	KviCString hops = trailing.getToken(' ');
+	KviCString hops = trailing.getToken(' ', true);
 	bool bHopsOk = false;
 	int iHops = hops.toInt(&bHopsOk);