<%#
LuCI - Lua Configuration Interface
Copyright 2008 Steven Barth <steven@midlink.org>
Copyright 2008 Jo-Philipp Wich <xm@leipzig.freifunk.net>
Copyright 2011 Manuel Munz <freifunk at somakoma dot de>

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

	http://www.apache.org/licenses/LICENSE-2.0
-%>
<%
local fs = require "luci.fs"
local has_custom_splash = fs.access("/usr/lib/luci-splash/splashtext.html")

function expand (e, R)        
	return (string.gsub(e, "###([A-Z_]+)###", R))
end

local community, homepage, leasetime, limit_up, limit_down

local contacturl = luci.dispatcher.build_url("freifunk", "contact")

local c = luci.model.uci.cursor():get_all("freifunk", "community")
if c and c.name then
	community = c.name
else
	community = "Freifunk"
end

if c and c.homepage then
	homepage = c.homepage
else
	homepage = "http://freifunk.net"
end

local s = luci.model.uci.cursor():get_all("luci_splash", "general")
if s then
	leasetime = s.leasetime or ""
	limit_up = s.limit_up or nil
	limit_down = s.limit_down or nil
end

local limit_text = ""
if limit_up and limit_down then
	limit_text = "<p>" .. translate("Your bandwidth is limited to") .. " " .. limit_down .. "/" .. limit_up ..
	" " .. translate("KB/s (Download/Upload). You may be able to remove this limit by actively contributing " ..
	"to this project.") .. "</p>"
end

if has_custom_splash then
	local R = {
		COMMUNITY = community,
		COMMUNITY_URL = homepage,
		LEASETIME = leasetime,
		ACCEPT = tostring(translate("Accept")),
		LIMIT = limit_text,
		CONTACTURL = contacturl
	}
	local splashtext = expand(fs.readfile("/usr/lib/luci-splash/splashtext.html"), R)
	%>
	<%=splashtext%>

<% else %>

	<h2><a id="content" name="content"><%:Welcome%></a></h2>

	<p><%:You are now connected to the free wireless mesh network%> <a href="<%=homepage%>"><%=community%></a>.
	<%:Please note that we are not an internet service provider but an experimental community network.%></p>
	<p><%:Access to the internet might be possible nevertheless, because some activists of this project share their
	private	internet connections. These few connections are shared between all users. That means available bandwidth
	is limited and because of this we ask you not to do any of the following:%></p>
	<ul>
		<li><%:use filesharing applications on this network%></li>
		<li><%:waste bandwidth with unneccesary downloads or streams%></li>
		<li><%:perform any kind of illegal activities%></li>
	</ul>
	<br />

	<% if limit_up and limit_down then %>
		<%=limit_text%>
	<% end %>
	
	<p><%:If you use this network on a regular basis we ask for your support:%></p>
	<ul>
		<li><a href="<%=homepage%>"><%:Become an active member of this community and help by operating your own node%></a></li>
		<li><a href="<%=contacturl%>"><%:Contact%></a> <%:the owner of this access point.%></li>
		<li><%:Donate some money to help us keep this project alive.%></li>
		<li><%:If you operate your own wifi equipment use channels different from ours.%></li>
	</ul>
	<br/><p><%:By accepting these rules you can use this network for%> <%=leasetime%> 
	<%:hour(s). After this time you need to accept these rules again.%></p>
<% end %>



