From 06a512137b382b96deb111af1a424ce4c2192ac1 Mon Sep 17 00:00:00 2001
From: Marco Hladik <marco@icculus.org>
Date: Fri, 28 Aug 2020 21:57:01 +0200
Subject: [PATCH] trigger_counter: Initial implementation. You don't see this
 entity used a lot so more testing needs to be done to ensure we're not
 missing any undocumented fields.

---
 src/gs-entbase/server.src                 |   1 +
 src/gs-entbase/server/trigger_counter.cpp | 108 ++++++++++++++++++++++
 2 files changed, 109 insertions(+)
 create mode 100644 src/gs-entbase/server/trigger_counter.cpp

diff --git a/src/gs-entbase/server.src b/src/gs-entbase/server.src
index 70be3a01..dc83ec6f 100644
--- a/src/gs-entbase/server.src
+++ b/src/gs-entbase/server.src
@@ -57,6 +57,7 @@ server/trigger_auto.cpp
 server/trigger_autosave.cpp
 server/trigger_cdaudio.cpp
 server/trigger_camera.cpp
+server/trigger_counter.cpp
 server/trigger_hurt.cpp
 server/trigger_changelevel.cpp
 server/trigger_endsection.cpp
diff --git a/src/gs-entbase/server/trigger_counter.cpp b/src/gs-entbase/server/trigger_counter.cpp
new file mode 100644
index 00000000..e0583686
--- /dev/null
+++ b/src/gs-entbase/server/trigger_counter.cpp
@@ -0,0 +1,108 @@
+/*
+ * Copyright (c) 2016-2020 Marco Hladik <marco@icculus.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
+ * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*QUAKED trigger_counter (0 .5 .8) ? TRCNT_SILENT TRCNT_NOCLIENTS TRCNT_PUSHABLES
+"targetname"    Name
+"target"        Target when triggered.
+"killtarget"    Target to kill when triggered.
+"delay"         Delay until target is triggered.
+
+This entity counts the number of times it is triggered and activates its
+target when it reaches a specified number.
+*/
+
+enumflags
+{
+    TRCNT_SILENT,
+    TRCNT_NOCLIENTS,
+    TRCNT_PUSHABLES
+};
+
+class trigger_counter:CBaseTrigger
+{
+	int m_iCounted;
+	int m_iMaxCount;
+
+	void(void) trigger_counter;
+
+	virtual void(void) touch;
+	virtual void(entity,int) Trigger;
+	virtual void(void) Respawn;
+};
+
+void
+trigger_counter::touch(void)
+{
+	Trigger(other, TRIG_TOGGLE);
+}
+
+void
+trigger_counter::Trigger(entity act, int state)
+{
+	if (act.classname == "func_pushable" && !(spawnflags & TRCNT_PUSHABLES))
+		return;
+	if (spawnflags & TRCNT_NOCLIENTS && act.spawnflags & FL_CLIENT)
+		return;
+	if (GetMaster() == FALSE)
+		return;
+
+	m_iCounted++;
+
+	print("^2trigger_counter::^3Trigger^7: " \
+	       "Incremented '%s' by 1 (%i/%i)\n", \
+	       m_strTargetName, m_iCounted, m_iMaxCount);
+
+	if (m_iCounted < m_iMaxCount)
+		return;
+
+	solid = SOLID_NOT; /* make inactive */
+	m_iValue = 1;
+
+	if (m_flDelay > 0) {
+		CBaseTrigger::UseTargets_Delay(act, TRIG_TOGGLE, m_flDelay);
+	} else {
+		CBaseTrigger::UseTargets(act, TRIG_TOGGLE);
+	}
+}
+
+void
+trigger_counter::Respawn(void)
+{
+	m_iValue = 0;
+	m_iCounted = 0;
+	solid = SOLID_TRIGGER;
+	SetRenderMode(RM_TRIGGER);
+	InitBrushTrigger();
+}
+
+void
+trigger_counter::trigger_counter(void)
+{
+	for (int i = 1; i < (tokenize(__fullspawndata) - 1); i += 2) {
+		switch (argv(i)) {
+		case "count":
+			m_iMaxCount = stoi(argv(i+1));
+			break;
+		case "delay":
+			m_flDelay = stof(argv(i+1));
+			break;
+		default:
+			break;
+		}
+	}
+
+	CBaseTrigger::CBaseTrigger();
+}