Add Marcel.SendMessage() function

README.md

@@ -32,10 +32,12 @@ Have a look on provided file which contains comprehensive explanation of known d
 
 #Lua custom methods :#
 Following methods are exposed to Lua code through **Marcel** object :
+* **Marcel.MQTTPublish(** topic, value **)** : Publish a value to MQTT broker
+
 * **Marcel.RiseAlert(** topic**,** message **)** : Tells Marcel about an alert condition
 * **Marcel.ClearAlert(** topic **)** : Clear an alert condition
 
-* **Marcel.MQTTPublish(** topic, value **)** : Publish a value to MQTT broker
+* **Marcel.SendMessage(** title **,** Text **)** : send a message using AlertCommand facility. Generally used to send a mail (which is not considered as an alert)
 
 * **Marcel.Hostname()** : As the name said, host's name
 * **Marcel.ClientID()** : Configured MQTT client id
@@ -54,5 +56,5 @@ Marcel knows the following options :
 Have a look on provided configuration file to guess the syntax used (I'm busy, a full documentation will come later).
 
 #Side note#
-The name is a tribute to my late rabbit that passed away some days before I did started this project : he stayed at home to keep our house. RIP.
+The name is a tribute to my late rabbit that passed away some days before I did started this project : he stayed at home as keeper. RIP.
 > Written with [StackEdit](https://stackedit.io/).

src/Alerting.c

@@ -42,7 +42,7 @@ static void sendSMS( const char *msg ){
 	}
 }
 
-static void AlertCmd( const char *id, const char *msg ){
+void AlertCmd( const char *id, const char *msg ){
 	const char *p = cfg.AlertCmd;
 	size_t nbre=0;	/* # of %t% in the string */
 

src/Alerting.h

@@ -23,6 +23,7 @@ extern struct DList alerts;
 extern void init_alerting(void);
 extern void RiseAlert(const char *id, const char *msg);
 extern void AlertIsOver(const char *id);
+extern void AlertCmd( const char *id, const char *msg );
 
 extern void rcv_alert(const char *id, const char *msg);
 

src/Lua.c

@@ -72,6 +72,19 @@ void execUserFuncEvery( struct _Every *ctx ){
 	pthread_mutex_unlock( &onefunc );
 }
 
+static int lmSendMsg(lua_State *L){
+	if(lua_gettop(L) != 2){
+		fputs("*E* In your Lua code, SendMessage() requires 2 arguments : title and message\n", stderr);
+		return 0;
+	}
+
+	const char *topic = luaL_checkstring(L, 1);
+	const char *msg = luaL_checkstring(L, 2);
+	AlertCmd( topic, msg );
+
+	return 0;
+}
+
 static int lmRiseAlert(lua_State *L){
 	if(lua_gettop(L) != 2){
 		fputs("*E* In your Lua code, RiseAlert() requires 2 arguments : topic, message\n", stderr);
@@ -132,6 +145,7 @@ static int lmVersion(lua_State *L){
 }
 
 static const struct luaL_reg MarcelLib [] = {
+	{"SendMessage", lmSendMsg},
 	{"RiseAlert", lmRiseAlert},
 	{"ClearAlert", lmClearAlert},
 	{"MQTTPublish", lmPublish},