From ec1a7a95b1f7b7431066038b0b07c1214aadaff3 Mon Sep 17 00:00:00 2001
From: TimePath <andrew.hardaker1995@gmail.com>
Date: Fri, 21 Aug 2015 17:59:28 +1000
Subject: [PATCH] CSQC_ConsoleCommand event hook

---
 qcsrc/client/command/cl_cmd.qc  | 31 +++++++++++----------------
 qcsrc/client/mutators/events.qh | 38 +++++++++++++++++++++++++++++++++
 qcsrc/server/mutators/events.qh |  4 ++--
 3 files changed, 52 insertions(+), 21 deletions(-)
 create mode 100644 qcsrc/client/mutators/events.qh

diff --git a/qcsrc/client/command/cl_cmd.qc b/qcsrc/client/command/cl_cmd.qc
index ed8cb190d..a79a83661 100644
--- a/qcsrc/client/command/cl_cmd.qc
+++ b/qcsrc/client/command/cl_cmd.qc
@@ -14,6 +14,8 @@
 #include "../mapvoting.qh"
 #include "../miscfunctions.qh"
 
+#include "../mutators/events.qh"
+
 #include "../../common/mapinfo.qh"
 
 #include "../../common/command/generic.qh"
@@ -605,14 +607,12 @@ void ConsoleCommand_macro_init()
 	#ifndef CAMERATEST
 	}
 	#endif
-
-	return;
 }
 
-bool ConsoleCommand_macro_normal(int argc)
+bool ConsoleCommand_macro_normal(string s, int argc)
 {
 	#define CONSOLE_COMMAND(name,execution) \
-		{ if(name == strtolower(argv(0))) { { execution } return true; } }
+		{ if (name == s) { { execution } return true; } }
 
 	CONSOLE_COMMANDS_NORMAL();
 	#undef CONSOLE_COMMAND
@@ -620,12 +620,12 @@ bool ConsoleCommand_macro_normal(int argc)
 	return false;
 }
 
-bool ConsoleCommand_macro_movement(int argc)
+bool ConsoleCommand_macro_movement(string s, int argc)
 {
 	if(camera_active)
 	{
 		#define CONSOLE_COMMAND(name,execution) \
-			{ if(name == strtolower(argv(0))) { { execution } return true; } }
+			{ if (name == s) { { execution } return true; } }
 
 		CONSOLE_COMMANDS_MOVEMENT();
 		#undef CONSOLE_COMMAND
@@ -643,17 +643,10 @@ bool ConsoleCommand_macro_movement(int argc)
 bool CSQC_ConsoleCommand(string command)
 {
 	int argc = tokenize_console(command);
-
-	if(ConsoleCommand_macro_normal(argc))
-	{
-		return true;
-	}
-	else if(ConsoleCommand_macro_movement(argc))
-	{
-		return true;
-	}
-
-	// Return value should be 1 if CSQC handled the command, otherwise return 0 to have the engine handle it.
-
-	return false;
+	string s = strtolower(argv(0));
+	// Return value should be true if CSQC handled the command, otherwise return false to have the engine handle it.
+	return (ConsoleCommand_macro_normal(s, argc)
+	|| ConsoleCommand_macro_movement(s, argc)
+	|| MUTATOR_CALLHOOK(CSQC_ConsoleCommand, s, argc, command)
+	);
 }
diff --git a/qcsrc/client/mutators/events.qh b/qcsrc/client/mutators/events.qh
new file mode 100644
index 000000000..362e8d321
--- /dev/null
+++ b/qcsrc/client/mutators/events.qh
@@ -0,0 +1,38 @@
+#ifndef CLIENT_MUTATORS_EVENTS_H
+#define CLIENT_MUTATORS_EVENTS_H
+
+#include "../../common/mutators/base.qh"
+
+// globals
+
+string cmd_name;
+int cmd_argc;
+string cmd_string;
+
+/**
+ * Called when a client command is parsed
+ * NOTE: hooks MUST start with if (MUTATOR_RETURNVALUE) return false;
+ * NOTE: return true if you handled the command, return false to continue handling
+ * NOTE: THESE HOOKS MUST NEVER EVER CALL tokenize()
+ * // example:
+ * MUTATOR_HOOKFUNCTION(foo, CSQC_ConsoleCommand) {
+ *     if (MUTATOR_RETURNVALUE) return false; // command was already handled
+ *     if (cmd_name == "echocvar" && cmd_argc >= 2) {
+ *         print(cvar_string(argv(1)), "\n");
+ *         return true;
+ *     }
+ *     if (cmd_name == "echostring" && cmd_argc >= 2) {
+ *         print(substring(cmd_string, argv_start_index(1), argv_end_index(-1) - argv_start_index(1)), "\n");
+ *         return true;
+ *     }
+ *     return false;
+ * }
+ */
+#define EV_CSQC_ConsoleCommand(i, o) \
+    /** command name */ i(string, cmd_name) \
+    /** also, argv() can be used */ i(int, cmd_argc) \
+    /** whole command, use only if you really have to */ i(string, cmd_string) \
+    /**/
+MUTATOR_HOOKABLE(CSQC_ConsoleCommand, EV_CSQC_ConsoleCommand);
+
+#endif
diff --git a/qcsrc/server/mutators/events.qh b/qcsrc/server/mutators/events.qh
index 52be590ba..ab652d1b4 100644
--- a/qcsrc/server/mutators/events.qh
+++ b/qcsrc/server/mutators/events.qh
@@ -290,8 +290,8 @@ MUTATOR_HOOKABLE(PlayerUseKey, EV_NO_ARGS);
 
 /**
  * called when a client command is parsed
- * NOTE: hooks MUST start with if(MUTATOR_RETURNVALUE) return 0;
- * NOTE: return 1 if you handled the command, return 0 to continue handling
+ * NOTE: hooks MUST start with if (MUTATOR_RETURNVALUE) return false;
+ * NOTE: return true if you handled the command, return false to continue handling
  * NOTE: THESE HOOKS MUST NEVER EVER CALL tokenize()
  * // example:
  * MUTATOR_HOOKFUNCTION(foo_SV_ParseClientCommand)
-- 
2.39.2