simple feature through cvar to report when people shoot the couch

PropSpawner/scripting/PropSpawner.sp

@@ -1,6 +1,7 @@
 #pragma semicolon 1
 #include <sourcemod>
 #include <sdktools>
+#include <sdkhooks>
 
 public Plugin myinfo = 
 {
@@ -19,6 +20,10 @@ Menu g_NpcMenu = null;
 
 KeyValues g_Models;
 
+ConVar g_cvNotifyShot;
+
+ArrayList g_aSpawnedProps; // Tracks entity indices of props spawned by this plugin so we can unhook them
+
 
 public void OnPluginStart()
 {
@@ -42,6 +47,48 @@ public void OnPluginStart()
 	g_Models.Rewind(); // Go back to the root node
 	
 	RegAdminCmd("sm_propspawner", Command_MainMenu, ADMFLAG_CHANGEMAP); //g
+
+	g_cvNotifyShot = CreateConVar("sm_propspawner_notify_shot", "0", "If set to 1, announces in chat when a plugin-spawned prop is shot.", FCVAR_NOTIFY, true, 0.0, true, 1.0);
+	AutoExecConfig(true, "PropSpawner");
+
+	g_aSpawnedProps = new ArrayList();
+
+	HookEvent("round_end", Event_RoundEnd);
+}
+
+public void OnEntityDestroyed(int entity)
+{
+	// Safety net: if a tracked prop is removed by any means other than DeleteProp()
+	// (e.g. an explosion, another plugin, map cleanup), stop tracking it here too.
+	if (entity <= 0 || g_aSpawnedProps == null)
+		return;
+
+	int index = g_aSpawnedProps.FindValue(entity);
+	if (index != -1)
+	{
+		g_aSpawnedProps.Erase(index);
+	}
+}
+
+public void Event_RoundEnd(Event event, const char[] name, bool dontBroadcast)
+{
+	UnhookAllSpawnedProps();
+}
+
+void UnhookAllSpawnedProps()
+{
+	if (g_aSpawnedProps == null || !g_cvNotifyShot.BoolValue)
+		return;
+
+	for (int i = 0; i < g_aSpawnedProps.Length; i++)
+	{
+		int prop = g_aSpawnedProps.Get(i);
+		if (IsValidEntity(prop))
+		{
+			SDKUnhook(prop, SDKHook_OnTakeDamage, OnPropTakeDamage);
+		}
+	}
+	g_aSpawnedProps.Clear();
 }
 
 public void OnMapStart()
@@ -82,6 +129,8 @@ public void OnMapEnd()
 		delete(g_NpcMenu);
 		g_NpcMenu = null;
 	}
+
+	UnhookAllSpawnedProps();
 }
 
 /* ----------------------------------- */
@@ -177,6 +226,7 @@ public int MainMenuHandler(Menu menu, MenuAction action, int client, int param2)
 			}
 		}
 	}
+    return 0;
 }
 
 public RotationHandler(Menu menu, MenuAction action, int client, int param2)
@@ -320,6 +370,15 @@ void DeleteProp(int client){
 		GetEdictClassname(DeleteIndex, classname, sizeof(classname));
 		if(isAProp(classname))
 		{
+			if (g_cvNotifyShot.BoolValue)
+			{
+				int propIndex = g_aSpawnedProps.FindValue(DeleteIndex);
+				if (propIndex != -1)
+				{
+					SDKUnhook(DeleteIndex, SDKHook_OnTakeDamage, OnPropTakeDamage);
+					g_aSpawnedProps.Erase(propIndex);
+				}
+			}
 			AcceptEntityInput(DeleteIndex, "Kill", -1, -1, 0);
 			ShowActivity2(client, "\x01[SM] \x04", "deleted a prop.");
 			LogAction(client, -1, "\"%L\" deleted a prop.", client);
@@ -405,7 +464,7 @@ void prop_any_create(int client)
 	char sModelExplodeRadius[11];
 	int iModelExplode = g_Models.GetNum("explode",0); // if "explode" is not set, then it's 0
 	
-	g_Models.GetString("health", sModelHealth, sizeof(sModelHealth),"0"); // if "health" is not set, then it's 0
+	g_Models.GetString("health", sModelHealth, sizeof(sModelHealth),"0"); // if "health" is not set, then its 0
 	g_Models.GetString("explodedamage", sModelExplodeDamage, sizeof(sModelExplodeDamage),"1");
 	g_Models.GetString("exploderadius", sModelExplodeRadius, sizeof(sModelExplodeRadius),"1");
 
@@ -485,6 +544,35 @@ void prop_any_create(int client)
 	AcceptEntityInput(prop, "TurnOn", prop, prop, 0);
 	AcceptEntityInput(prop, "EnableCollision");
 
+	// Hook the prop so we can detect when it gets shot/damaged, and track it so we can unhook later
+	if (g_cvNotifyShot.BoolValue)
+	{
+		SDKHook(prop, SDKHook_OnTakeDamage, OnPropTakeDamage);
+		g_aSpawnedProps.Push(prop);
+	}
+	
 	ShowActivity2(client, "\x01[SM] \x04", "\x01Spawned \x04%s\x01.", sModelName);
 	LogAction(client, -1, "\"%L\" Spawned \"%s\".", client, sModelName);
 }
+
+/* ----------------------------------- */
+
+public Action OnPropTakeDamage(int victim, int &attacker, int &inflictor, float &damage, int &damagetype, int &weapon, float damageForce[3], float damagePosition[3], int damagecustom)
+{
+	if (!g_cvNotifyShot.BoolValue)
+		return Plugin_Continue;
+
+	if (attacker < 1 || attacker > MaxClients || !IsClientInGame(attacker))
+		return Plugin_Continue;
+
+	char sPropName[64];
+	GetEntPropString(victim, Prop_Data, "m_ModelName", sPropName, sizeof(sPropName));
+
+	char sAttackerName[MAX_NAME_LENGTH];
+	GetClientName(attacker, sAttackerName, sizeof(sAttackerName));
+
+	PrintToChatAll("\x01[SM] \x04%s\x01 is shooting the couch.", sAttackerName);
+
+	return Plugin_Continue;
+}
+