From d461b33980827525128b0c245a36406c2745a10c Mon Sep 17 00:00:00 2001
From: terencehill <piuntn@gmail.com>
Date: Wed, 9 Mar 2022 17:14:36 +0100
Subject: [PATCH] Allow exporting menu credits to data/data/credits.txt with
 the menu_credits_export alias

---
 qcsrc/menu/xonotic/credits.qc | 52 +++++++++++++++++++++++++++++------
 xonotic-client.cfg            |  3 ++
 2 files changed, 47 insertions(+), 8 deletions(-)

diff --git a/qcsrc/menu/xonotic/credits.qc b/qcsrc/menu/xonotic/credits.qc
index 7d096a90a..0c15803fe 100644
--- a/qcsrc/menu/xonotic/credits.qc
+++ b/qcsrc/menu/xonotic/credits.qc
@@ -406,23 +406,54 @@
 		PERSON(... and a goat) \
 		/**/
 
-int credits_get()
+
+int CREDITS_TYPE_TITLE = 2;
+int CREDITS_TYPE_FUNCTION = 1;
+int CREDITS_TYPE_PERSON = 0;
+int CREDITS_TYPE_NL = -1;
+void credits_add_line(int fh, int n, int type, string line)
 {
-	int n = buf_create();
-	#define CREDITS_TITLE(t) bufstr_add(n, strcat("**", t), 0);
-	#define CREDITS_FUNCTION(f) bufstr_add(n, strcat("*", f), 0);
-	#define CREDITS_PERSON(p) bufstr_add(n, p, 0);
+	if (type == CREDITS_TYPE_TITLE)
+		line = strcat("**", line);
+	else if (type == CREDITS_TYPE_FUNCTION)
+		line = strcat("*", line);
+
+	if (fh >= 0)
+		fputs(fh, strcat(line, "\n"));
+	if (n >= 0)
+		bufstr_add(n, line, 0);
+}
+
+void credits_build(int fh, int n)
+{
+	#define CREDITS_TITLE(t) credits_add_line(fh, n, CREDITS_TYPE_TITLE, t);
+	#define CREDITS_FUNCTION(f) credits_add_line(fh, n, CREDITS_TYPE_FUNCTION, f);
+	#define CREDITS_PERSON(p) credits_add_line(fh, n, CREDITS_TYPE_PERSON, p);
 	#define _CREDITS_PERSON(p) CREDITS_PERSON(#p)
-	#define CREDITS_NL() bufstr_add(n, "", 0);
-    CREDITS(CREDITS_TITLE, CREDITS_FUNCTION, _CREDITS_PERSON, CREDITS_PERSON, CREDITS_NL)
+	#define CREDITS_NL() credits_add_line(fh, n, CREDITS_TYPE_NL, "");
+	CREDITS(CREDITS_TITLE, CREDITS_FUNCTION, _CREDITS_PERSON, CREDITS_PERSON, CREDITS_NL)
 	#undef CREDITS_TITLE
 	#undef CREDITS_FUNCTION
 	#undef CREDITS_PERSON
 	#undef _CREDITS_PERSON
 	#undef CREDITS_NL
+}
+
+int credits_get()
+{
+	int n = buf_create();
+	credits_build(-1, n);
 	return n;
 }
 
+void credits_export()
+{
+	int fh = fopen("credits.txt", FILE_WRITE);
+	if(fh < 0)
+		return;
+	credits_build(fh, -1);
+}
+
 #undef CREDITS
 
 entity makeXonoticCreditsList()
@@ -435,8 +466,13 @@ entity makeXonoticCreditsList()
 void XonoticCreditsList_configureXonoticCreditsList(entity me)
 {
 	me.configureXonoticListBox(me);
-    me.bufferIndex = credits_get();
+	me.bufferIndex = credits_get();
 	me.nItems = buf_getsize(me.bufferIndex);
+	if (cvar("_menu_credits_export")) // set by the menu_credits_export alias
+	{
+		credits_export();
+		cvar_set("_menu_credits_export", "0");
+	}
 }
 void XonoticCreditsList_destroy(entity me)
 {
diff --git a/xonotic-client.cfg b/xonotic-client.cfg
index c57770518..09602a543 100644
--- a/xonotic-client.cfg
+++ b/xonotic-client.cfg
@@ -487,6 +487,9 @@ set menu_showboxes 0 "show item bounding boxes (debug)"
 set menu_cvarlist_onlymodified 0 "show only modified cvars in the cvar list"
 set menu_force_on_disconnection 1 "force to show the menu this number of seconds after you get disconnected (0 to disable)"
 
+set _menu_credits_export 0 "set to 1 and restart the menu to export credits to credits.txt (menu will automatically reset to 0)"
+alias menu_credits_export "_menu_credits_export 1; menu_restart"
+
 r_textbrightness 0.2
 r_textcontrast 0.8
 r_textshadow 0
-- 
2.39.2