From c57e5c05585d989759726a8bf1182df0c5d5e307 Mon Sep 17 00:00:00 2001
From: Wuzzy <almikes@aol.com>
Date: Wed, 28 Dec 2016 14:10:21 +0100
Subject: [PATCH] Add Inventory++ support

---
 README.md                                      |   1 +
 init.lua                                       |  11 ++++++++++-
 textures/inventory_plus_doc_inventory_plus.png | Bin 0 -> 722 bytes
 3 files changed, 11 insertions(+), 1 deletion(-)
 create mode 100644 textures/inventory_plus_doc_inventory_plus.png

diff --git a/README.md b/README.md
index fbb5c10..c5b5d97 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,7 @@ To open the help, there are multiple ways:
 - If you use one of these mods, there's a help button in the inventory menu:
     - Unified Inventory [`unified_inventory`]
     - Simple Fast Inventory Buttons [`sfinv_buttons`]
+    - Inventory++ [`inventory_plus`]
 
 The help itself should be more or less self-explanatory.
 
diff --git a/init.lua b/init.lua
index 2c0e9b4..2868ea6 100644
--- a/init.lua
+++ b/init.lua
@@ -1147,6 +1147,11 @@ function doc.process_form(player,formname,fields)
 			local formspec = doc.formspec_core(3)..doc.formspec_entry(cid, eid, playername)
 			minetest.show_formspec(playername, "doc:entry", formspec)
 		end
+	else
+		if fields["doc_inventory_plus"] and minetest.get_modpath("inventory_plus") then
+			doc.show_doc(playername)
+			return
+		end
 	end
 end
 
@@ -1209,6 +1214,11 @@ minetest.register_on_joinplayer(function(player)
 			playerdata.stored_data.revealed_count[cid] = rc
 		end
 	end
+
+	-- Add button for Inventory++
+	if minetest.get_modpath("inventory_plus") ~= nil then
+		inventory_plus.register_button(player, "doc_inventory_plus", S("Help"))
+	end
 end)
 
 ---[[ Add buttons for inventory mods ]]
@@ -1237,7 +1247,6 @@ if minetest.get_modpath("sfinv_buttons") ~= nil then
 end
 
 
-
 minetest.register_privilege("help_reveal", {
 	description = S("Allows you to reveal all hidden help entries with /help_reveal"),
 	give_to_singleplayer = false
diff --git a/textures/inventory_plus_doc_inventory_plus.png b/textures/inventory_plus_doc_inventory_plus.png
new file mode 100644
index 0000000000000000000000000000000000000000..3df6195c7f6e0f317daf6962008c56f782904512
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