Allow disabling the use of adding networks for non admins

Closes #122

configure.ac

@@ -149,6 +149,9 @@ AC_ARG_ENABLE( [poll],
 	AS_HELP_STRING([--disable-poll], [use select() instead of poll()]),
 	[POLL="$enableval"],
 	[POLL="yes"])
+AC_ARG_ENABLE([add-networks],
+	AS_HELP_STRING([--enable-add-networks], [allow non-admins to add networks]),
+	[ if test x"$enableval" = "xyes" ; then appendCXX "-DENABLE_ADD_NETWORK" ; fi ])
 
 if test "$DEBUG" != "no"; then
 	appendCXX -ggdb3

modules/admin.cpp

@@ -571,6 +571,13 @@ class CAdminMod : public CModule {
 	}
 
 	void AddNetwork(const CString& sLine) {
+#ifndef ENABLE_ADD_NETWORK
+		if (!m_pUser->IsAdmin()) {
+			PutModule("Permission denied");
+			return;
+		}
+#endif
+
 		CString sUser = sLine.Token(1);
 		CString sNetwork = sLine.Token(2);
 		CUser *pUser = m_pUser;

modules/webadmin.cpp

@@ -700,6 +700,13 @@ public:
 					}
 				}
 			} else {
+#ifndef ENABLE_ADD_NETWORK
+				if (!spSession->IsAdmin()) {
+					WebSock.PrintErrorPage("Permission denied");
+					return true;
+				}
+#endif
+
 				Tmpl["Action"] = "addnetwork";
 				Tmpl["Title"] = "Add Network for User [" + pUser->GetUserName() + "]";
 				Tmpl["IRCConnectEnabled"] = "true";

src/Client.cpp

@@ -641,7 +641,19 @@ void CClient::AcceptLogin(CUser& User) {
 			PutStatusNotice("If you want to choose another network, use /znc JumpNetwork <network>, or connect to ZNC with username " + m_pUser->GetUserName() + "/<network> (instead of just " + m_pUser->GetUserName() + ")");
 		}
 	} else {
+#ifndef ENABLE_ADD_NETWORK
+		if (!m_pUser->IsAdmin()) {
+			/* Since this user cannot add his own network,
+			 * lets make them a default network */
+			m_pNetwork = m_pUser->AddNetwork("default");
+		} else {
+#endif
+
 		PutStatusNotice("You have no networks configured. Use /znc AddNetwork <network> to add one.");
+
+#ifndef ENABLE_ADD_NETWORK
+		}
+#endif
 	}
 
 	SetNetwork(m_pNetwork, false);

src/ClientCommand.cpp

@@ -429,6 +429,13 @@ void CClient::UserCommand(CString& sLine) {
 		PutStatus("Total: " + CString(vChans.size()) + " - Joined: " + CString(uNumJoined) +
 			" - Detached: " + CString(uNumDetached) + " - Disabled: " + CString(uNumDisabled));
 	} else if (sCommand.Equals("ADDNETWORK")) {
+#ifndef ENABLE_ADD_NETWORK
+		if (!m_pUser->IsAdmin()) {
+			PutStatus("Permission denied");
+			return;
+		}
+#endif
+
 		CString sNetwork = sLine.Token(1);
 
 		if (sNetwork.empty()) {