1 files changed, 44 insertions, 5 deletions

diff --git a/src/map/script.c b/src/map/script.c
index 45bf076fb..d11b6741a 100644
--- a/src/map/script.c
+++ b/src/map/script.c
@@ -5625,7 +5625,7 @@ const char *script_getfuncname(struct script_state *st) {
  *                   already initialized)
  * @retval false if an error occurs.
  */
-bool script_sprintf(struct script_state *st, int start, struct StringBuf *out)
+bool script_sprintf_helper(struct script_state *st, int start, struct StringBuf *out)
 {
 	const char *format = NULL;
 	const char *p = NULL, *np = NULL;
@@ -5678,7 +5678,7 @@ bool script_sprintf(struct script_state *st, int start, struct StringBuf *out)
 		}
 		// placeholder = "%n" ; (ignored)
 		if (*np == 'n') {
-			ShowWarning("script_sprintf: Format %%n not supported! Skipping...\n");
+			ShowWarning("script_sprintf_helper: Format %%n not supported! Skipping...\n");
 			script->reportsrc(st);
 			lastarg = nextarg;
 			p = np + 1;
@@ -5881,7 +5881,7 @@ BUILDIN(mesf)
 
 	StrBuf->Init(&buf);
 
-	if (!script_sprintf(st, 2, &buf)) {
+	if (!script->sprintf_helper(st, 2, &buf)) {
 		StrBuf->Destroy(&buf);
 		return false;
 	}
@@ -16793,7 +16793,7 @@ BUILDIN(sprintf)
 	struct StringBuf buf;
 	StrBuf->Init(&buf);
 
-	if (!script_sprintf(st, 2, &buf)) {
+	if (!script->sprintf_helper(st, 2, &buf)) {
 		StrBuf->Destroy(&buf);
 		script_pushconststr(st, "");
 		return false;
@@ -23965,6 +23965,42 @@ BUILDIN(clan_master)
 }
 
 /**
+ * hateffect(EffectID, Enable_State)
+ */
+BUILDIN(hateffect)
+{
+#if PACKETVER >= 20150422
+	struct map_session_data *sd = script_rid2sd(st);
+	int effectId, enabled = 0;
+	int i;
+
+	if (sd == NULL)
+		return false;
+
+	effectId = script_getnum(st, 2);
+	enabled = script_getnum(st, 3);
+
+	for (i = 0; i < VECTOR_LENGTH(sd->hatEffectId); ++i) {
+		if (VECTOR_INDEX(sd->hatEffectId, i) == effectId) {
+			if (enabled == 1) { // Already Enabled
+				return true;
+			} else { // Remove
+				VECTOR_ERASE(sd->hatEffectId, i);
+				clif->hat_effect_single(&sd->bl, effectId, enabled);
+				return true;
+			}
+		}
+	}
+
+	VECTOR_ENSURE(sd->hatEffectId, 1, 1);
+	VECTOR_PUSH(sd->hatEffectId, effectId);
+
+	clif->hat_effect_single(&sd->bl, effectId, enabled);
+#endif
+	return true;
+}
+
+/**
  * Adds a built-in script function.
  *
  * @param buildin Script function data
@@ -24679,6 +24715,9 @@ void script_parse_builtin(void) {
 		BUILDIN_DEF2(rodex_sendmail2, "rodex_sendmail_acc2", "isss?????????????????????????????????????????"),
 		BUILDIN_DEF(_,"s"),
 		BUILDIN_DEF2(_, "_$", "s"),
+
+		// -- HatEffect
+		BUILDIN_DEF(hateffect, "ii"),
 	};
 	int i, len = ARRAYLENGTH(BUILDIN);
 	RECREATE(script->buildin, char *, script->buildin_count + len); // Pre-alloc to speed up
@@ -25180,7 +25219,7 @@ void script_defaults(void)
 	script->search_str = script_search_str;
 	script->setd_sub = setd_sub;
 	script->attach_state = script_attach_state;
-	script->sprintf = script_sprintf;
+	script->sprintf_helper = script_sprintf_helper;
 
 	script->queue = script_hqueue_get;
 	script->queue_add = script_hqueue_add;