Initial Commit

README.md

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+# Email
+
+Created by rubenwardy.
+
+License: WTFPL.
+
+## Usage
+
+Send an email:
+
+* /mail username message to send
+
+View inbox:
+
+* /inbox
+* /inbox text
+
+No formspec commands (good for IRC):
+
+* /mail username message to send
+* /inbox text
+* /inbox clear

depends.txt

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+chatplus?

hud.lua

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+local hudkit = dofile(minetest.get_modpath("email") .. "/hudkit.lua")
+email.hud = hudkit()
+function email.update_hud(player)
+	local name = player:get_player_name()
+	local inbox = email.get_inbox(name)
+
+	if inbox and #inbox > 0 then
+		if email.hud:exists(player, "email:text") then
+			email.hud:change(player, "email:text", "text", #inbox .. " /inbox")
+		else
+			email.hud:add(player, "email:icon", {
+				hud_elem_type = "image",
+				name = "MailIcon",
+				position = {x=0.52, y=0.52},
+				text="email_mail.png",
+				scale = {x=1,y=1},
+				alignment = {x=0.5, y=0.5},
+			})
+
+			email.hud:add(player, "email:text", {
+				hud_elem_type = "text",
+				name = "MailText",
+				position = {x=0.55, y=0.52},
+				text= #inbox .. " /inbox",
+				scale = {x=1,y=1},
+				alignment = {x=0.5, y=0.5},
+			})
+		end
+	else
+		email.hud:remove(player, "email:icon")
+		email.hud:remove(player, "email:text")
+	end
+end
+minetest.register_on_leaveplayer(function(player)
+	email.hud.players[player:get_player_name()] = nil
+end)
+function email.update_all_hud()
+	local players = minetest.get_connected_players()
+	for _, player in pairs(players) do
+		email.update_hud(player)
+	end
+	minetest.after(5, email.update_all_hud)
+end
+minetest.after(5, email.update_all_hud)

hudkit.lua

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+-- HudKit, by rubenwardy
+-- License: Either WTFPL or CC0, you can choose.
+
+local function hudkit()
+	return {
+		players = {},
+
+		add = function(self, player, id, def)
+			local name = player:get_player_name()
+			local elements = self.players[name]
+
+			if not elements then
+				self.players[name] = {}
+				elements = self.players[name]
+			end
+
+			elements[id] = player:hud_add(def)
+		end,
+
+		exists = function(self, player, id)
+			local elements = self.players[player:get_player_name()]
+			return elements and elements[id]
+		end,
+
+		change = function(self, player, id, stat, value)
+			local elements = self.players[player:get_player_name()]
+			if not elements or not elements[id] then
+				return false
+			end
+
+			player:hud_change(elements[id], stat, value)
+			return true
+		end,
+
+		remove = function(self, player, id)
+			local elements = self.players[player:get_player_name()]
+			if not elements or not elements[id] then
+				return false
+			end
+
+			player:hud_remove(elements[id])
+			elements[id] = nil
+			return true
+		end
+	}
+end
+
+return hudkit

init.lua

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+email = {
+	log = function(msg) end
+}
+local _loading = true
+
+if minetest.global_exists("chatplus") then
+	email.log = chatplus.log
+
+	function chatplus.on_old_inbox(inbox)
+		if _loading then
+			return
+		end
+
+		email.inboxes = inbox
+	end
+end
+
+function email.init()
+	email.inboxes = {}
+	email.load()
+	_loading = false
+	if minetest.global_exists("chatplus") and chatplus.old_inbox then
+		chatplus.on_old_inbox(chatplus.old_inbox)
+	end
+end
+
+function email.load()
+	local file = io.open(minetest.get_worldpath() .. "/email.txt", "r")
+	if file then
+		local from_file = minetest.deserialize(file:read("*all"))
+		file:close()
+		if type(from_file) == "table" then
+			if from_file.mod == "email" and tonumber(from_file.ver_min) <= 1 then
+				email.inboxes = from_file.inboxes
+			else
+				error("[Email] Attempt to read incompatible email.txt file.")
+			end
+		end
+	end
+end
+
+function email.save()
+	local file = io.open(minetest.get_worldpath() .. "/email.txt", "w")
+	if file then
+		file:write(minetest.serialize({
+			mod = "email", version = 1, ver_min = 1,
+			inboxes = email.inboxes }))
+		file:close()
+	end
+end
+minetest.register_on_shutdown(email.save)
+
+function email.get_inbox(name)
+	return email.inboxes[name] or {}
+end
+
+function email.clear_inbox(name)
+	email.inboxes[name] = nil
+	email.save()
+end
+
+minetest.register_on_joinplayer(function(player)
+	local inbox = email.get_inbox(player:get_player_name())
+	if #inbox > 0 then
+		minetest.after(10, function()
+			minetest.chat_send_player(player:get_player_name(),
+				"(" ..  #inbox .. ") You have mail! Type /inbox to recieve")
+		end)
+	end
+end)
+
+function email.get_formspec(name)
+	local inbox = email.get_inbox(name)
+
+	local fs = "size[12,8]"
+	fs  = fs .. "vertlabel[0,0;email Mail]"
+
+	function row(fs, c1, date, from, msg)
+		date = minetest.formspec_escape(date)
+		from = minetest.formspec_escape(from)
+		msg = minetest.formspec_escape(msg)
+		return fs .. ",#d0d0d0," .. table.concat({date, c1, from, msg}, ",")
+	end
+
+	fs  = fs .. "tablecolumns[color;text;color;text;text]"
+	fs  = fs .. "tableoptions[highlight=#ffffff33]"
+	fs  = fs .. "table[0.5,0;11.25,7;inbox;"
+	fs  = fs .. "#ffffff,Date,,From,Message"
+	if #inbox == 0 then
+		fs = row(fs, "#d0d0d0", "", ":)", "Well done! Your inbox is empty!")
+	else
+		for i = 1, #inbox do
+			local color = "#ffffff"
+			if minetest.check_player_privs(inbox[i].from, {kick = true, ban = true}) then
+				color = "#FFD700"
+			end
+			local msg = inbox[i].msg
+			fs = row(fs, color, inbox[i].date, inbox[i].from, msg:sub(1, 44))
+			while #msg > 45 do
+				msg = msg:sub(45, #msg)
+				fs = row(fs, color, "", "", msg:sub(1, 44))
+			end
+		end
+	end
+	fs = fs .. "]"
+
+	fs = fs .. "button[0,7.25;2,1;clear;Delete All]"
+	--fs = fs .. "button[0,7.25;2,1;clear;Mark as read]"
+	fs = fs .. "button_exit[10.1,7.25;2,1;close;Close]"
+	fs = fs .. "label[2,7.4;Exit then type /mail username message to reply]"
+
+	return fs
+end
+
+function email.show_inbox(name, text_mode)
+	if text_mode then
+		local inbox = email.get_inbox(name)
+		if #inbox == 0 then
+			return true, "Your inbox is empty!"
+		else
+			minetest.chat_send_player(name, #inbox .. " items in your inbox:")
+			for i = 1, #inbox do
+				local item = inbox[i]
+				minetest.chat_send_player(name, i .. ") " ..item.date ..
+					" <" .. item.from .. "> " .. item.msg)
+			end
+			return true, "End of mail (" .. #inbox .. " items)"
+		end
+	else
+		local fs = email.get_formspec(name)
+		minetest.show_formspec(name, "email:inbox", fs)
+
+		return true, "Opened inbox!"
+	end
+
+	return true
+end
+
+minetest.register_on_player_receive_fields(function(player,formname,fields)
+	if fields.clear then
+		local name = player:get_player_name()
+		email.clear_inbox(name)
+		minetest.chat_send_player(name, "Inbox cleared!")
+		email.show_inbox(name)
+	end
+
+	--[[if fields.mark_all_read then
+		if player and player.inbox and #player.inbox > 0 then
+			for i = 1, #player.inbox do
+				player.inbox[i].read = true
+			end
+			minetest.chat_send_player(name, "Marked all as read!")
+			email.show_inbox(name)
+		end
+	end]]--
+end)
+
+function email.send_mail(name, to, msg)
+	minetest.log("Email - To: "..to..", From: "..name..", MSG: "..msg)
+	email.log("Email - To: "..to..", From: "..name..", MSG: "..msg)
+	if true then
+		local mail = {
+			date = os.date("%Y-%m-%d %H:%M:%S"),
+			from = name,
+			msg = msg}
+
+		if email.inboxes[to] then
+			table.insert(email.inboxes[to], mail)
+		else
+			email.inboxes[to] = { mail }
+		end
+
+		email.save()
+
+		minetest.chat_send_player(to, name .. " sent you mail! Type /inbox to see it.")
+
+		return true, "Message sent to " .. to
+	else
+		return false, "Player '" .. to .. "' does not exist"
+	end
+end
+
+minetest.register_chatcommand("inbox", {
+	params = "[/clear/text]",
+	description = "Inbox: Blank to see inbox. Use 'clear' to empty inbox, 'text' for text only.",
+	func = function(name, param)
+		if param == "clear" then
+			email.clear_inbox(name)
+
+			return true, "Inbox cleared"
+		elseif param == "text" or param == "txt" or param == "t" then
+			return email.show_inbox(name, true)
+		else
+			return email.show_inbox(name, false)
+		end
+	end
+})
+
+minetest.register_chatcommand("mail", {
+	params = "name msg",
+	description = "mail: add a message to a player's inbox",
+	func = function(name, param)
+		local to, msg = string.match(param, "^([%a%d_-]+) (.+)")
+		if to and msg then
+			return email.send_mail(name, to, msg)
+		else
+			return false, "Usage: mail <playername> <some message>"
+		end
+
+	end
+})
+
+dofile(minetest.get_modpath("email") .. "/hud.lua")
+
+email.init()