From c5967f75f0a9827d1b65b384edd6ba07c73ffd2f Mon Sep 17 00:00:00 2001
From: rubenwardy <rubenwardy@gmail.com>
Date: Wed, 18 Jan 2017 10:19:57 +0000
Subject: Add minetest.player_exists() (#5064)

---
 builtin/game/misc.lua | 13 ++++++++-----
 doc/lua_api.txt       |  1 +
 2 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/builtin/game/misc.lua b/builtin/game/misc.lua
index 7caa9e7ba..3419c1980 100644
--- a/builtin/game/misc.lua
+++ b/builtin/game/misc.lua
@@ -56,11 +56,11 @@ function core.check_player_privs(name, ...)
 	elseif arg_type ~= "string" then
 		error("Invalid core.check_player_privs argument type: " .. arg_type, 2)
 	end
-	
+
 	local requested_privs = {...}
 	local player_privs = core.get_player_privs(name)
 	local missing_privileges = {}
-	
+
 	if type(requested_privs[1]) == "table" then
 		-- We were provided with a table like { privA = true, privB = true }.
 		for priv, value in pairs(requested_privs[1]) do
@@ -76,11 +76,11 @@ function core.check_player_privs(name, ...)
 			end
 		end
 	end
-	
+
 	if #missing_privileges > 0 then
 		return false, missing_privileges
 	end
-	
+
 	return true, ""
 end
 
@@ -114,6 +114,10 @@ function core.get_connected_players()
 	return temp_table
 end
 
+function minetest.player_exists(name)
+	return minetest.get_auth_handler().get_auth(name) ~= nil
+end
+
 -- Returns two position vectors representing a box of `radius` in each
 -- direction centered around the player corresponding to `player_name`
 function core.get_player_radius_area(player_name, radius)
@@ -244,4 +248,3 @@ end
 function core.close_formspec(player_name, formname)
 	return minetest.show_formspec(player_name, formname, "")
 end
-
diff --git a/doc/lua_api.txt b/doc/lua_api.txt
index da6a898d9..c96131455 100644
--- a/doc/lua_api.txt
+++ b/doc/lua_api.txt
@@ -2583,6 +2583,7 @@ These functions return the leftover itemstack.
 
 ### Misc.
 * `minetest.get_connected_players()`: returns list of `ObjectRefs`
+* `minetest.player_exists(name)`: boolean, whether player exists (regardless of online status)
 * `minetest.hud_replace_builtin(name, hud_definition)`
     * Replaces definition of a builtin hud element
     * `name`: `"breath"` or `"health"`
-- 
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