lwcreative_tools/load.lua at master · mt-historical/lwcreative_tools · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
local utils = ...
local S = utils.S


local player_data = { }


local function display_load_form (player_name)
	player_data[player_name] = { }

	local maps = minetest.get_dir_list (utils.saved_maps_folder (player_name), false)

	table.sort (maps)

	for i = 1, #maps, 1 do
		maps[i] = minetest.formspec_escape (maps[i])
	end

	local spec =
	"formspec_version[3]"..
	"size[10.0,4.3,false]"..
	"label[1.0,1.25;Open]"..
	"dropdown[1.0,1.5;7.0,0.8;map_name;"..table.concat (maps, ",")..";1;false]"..
	"image_button[8.2,1.5;0.8,0.8;lwcreative_tools_trash_button.png;trash;]"..
	"button_exit[3.75,2.5;2.5,0.8;load;Load]"

	minetest.show_formspec (player_name, "lwcreative_tools:load", spec)
end


local function display_confirm_trash (player_name, map_name)
	local data = player_data[player_name]

	if data and data.map_name then
		local spec =
		"formspec_version[3]"..
		"size[7.5,4.3,false]"..
		"label[1.0,1.4;Permanently delete "..minetest.formspec_escape (data.map_name).."?]"..
		"button_exit[1.0,2.5;2.5,0.8;confirm_trash;Confirm]"..
		"button_exit[4.0,2.5;2.5,0.8;cancel;Cancel]"

		minetest.show_formspec (player_name, "lwcreative_tools:load", spec)
	end
end


local function on_secondary_use (itemstack, placer, pointed_thing)
	if not utils.is_creative (placer) or
		not utils.check_privs (placer) then

		return itemstack
	end

	if not player_data[placer:get_player_name ()] then
		display_load_form (placer:get_player_name ())
	end

	return itemstack
end


local function on_place (itemstack, placer, pointed_thing)
	if not utils.is_creative (placer) or
		not utils.check_privs (placer) then

		return itemstack
	end

	local on_rightclick = utils.get_on_rightclick (pointed_thing.under, placer)
	if on_rightclick then
		return on_rightclick (pointed_thing.under, utils.get_far_node (pointed_thing.under), placer, itemstack, pointed_thing)
	end

	return on_secondary_use (itemstack, placer, pointed_thing)
end


local function on_use (itemstack, user, pointed_thing)
	return nil
end


minetest.register_craftitem ("lwcreative_tools:load", {
	description = S("Load"),
	short_description = S("Load"),
	groups = { },
	inventory_image = "lwcreative_tools_load.png",
	wield_image = "lwcreative_tools_load.png",
	stack_max = 1,
	on_place = on_place,
	on_secondary_use = on_secondary_use,
	on_use = on_use,
})


local function load_map_runner (player_name, map_name)
	local player = minetest.get_player_by_name (player_name)

	if player then
		if utils.load_player_map (player, map_name) then
			utils.player_message (player_name, string.format ("Copy buffer loaded from %s", map_name))
		else
			utils.player_error_message (player_name, string.format ("An error occurred loading %s!", map_name))
		end
	end
end


minetest.register_on_player_receive_fields (function (player, formname, fields)
   if formname == "lwcreative_tools:load" and player and player:is_player () then
		if fields.trash then
			if type (fields.map_name) == "string" and fields.map_name:len () > 0 then
				if utils.save_map_exists (player, fields.map_name) then
					player_data[player:get_player_name ()] = { map_name = fields.map_name }

					minetest.after (0.1, display_confirm_trash, player:get_player_name (), fields.map_name)

					return
				end
			end

			player_data[player:get_player_name ()] = { }

			return

		elseif fields.load then
			if type (fields.map_name) == "string" and fields.map_name:len () > 0 then
				if not utils.add_long_process (player:get_player_name (), load_map_runner, nil,
														 player:get_player_name (), fields.map_name) then
					utils.player_error_message (player:get_player_name (), "An operation is already in progress!")
				end
			end

		elseif fields.confirm_trash then
			local data = player_data[player:get_player_name ()]

			if data and data.map_name then
				if utils.delete_map (player, data.map_name) then
					utils.player_message (player:get_player_name (), string.format ("Deleted %s", data.map_name))
				else
					utils.player_error_message (player:get_player_name (),
														 string.format ("Error deleting %s!", data.map_name))
				end
			end

			minetest.after (0.1, display_load_form, player:get_player_name ())

			return

		elseif fields.cancel then
			minetest.after (0.1, display_load_form, player:get_player_name ())

			return

		end

		if fields.quit then
			player_data[player:get_player_name ()] = nil
		end
	end
end)