aredn/files/usr/lib/lua/aredn/html.lua

119 lines
4.6 KiB
Lua

--[[
Part of AREDN -- Used for creating Amateur Radio Emergency Data Networks
Copyright (C) 2021 Tim Wilkinson
See Contributors file for additional contributors
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation version 3 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Additional Terms:
Additional use restrictions exist on the AREDN(TM) trademark and logo.
See AREDNLicense.txt for more info.
Attributions to the AREDN Project must be retained in the source code.
If importing this code into a new or existing project attribution
to the AREDN project must be added to the source code.
You must not misrepresent the origin of the material contained within.
Modified versions must be modified to attribute to the original source
and be marked in reasonable ways as differentiate it from the original
version.
--]]
require("nixio")
local html = {}
function html.header(title, close)
html.print("<!DOCTYPE html PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">")
html.print("<html>")
html.print("<head>")
html.print("<title>" .. title .. "</title>")
html.print("<meta http-equiv='expires' content='0'>")
html.print("<meta http-equiv='cache-control' content='no-cache'>")
html.print("<meta http-equiv='pragma' content='no-cache'>")
html.print("<meta name='robots' content='noindex'>")
-- set up the style sheet
local link = nixio.fs.readlink("/tmp/web/style.css")
if not link then
if not nixio.fs.stat("/tmp/web") then
nixio.fs.mkdir("/tmp/web")
end
link = "/www/aredn.css"
nixio.fs.symlink(link, "/tmp/web/style.css")
end
html.print("<link id='stylesheet_css' rel=StyleSheet href='/style.css?_=" .. link .. "' type='text/css'>")
if close then
html.print("</head>")
end
end
function html.footer()
html.print "<div class=\"Page_Footer\"><hr><p class=\"PartOfAREDN\">Part of the AREDN&trade; Project. For more details please <a href=\"/about.html\" target=\"_blank\">see here</a></p></div>"
end
function html.alert_banner()
html.print("<div class=\"TopBanner\">")
html.print("<div class=\"LogoDiv\"><a href=\"http://localnode.local.mesh:8080\" title=\"Go to localnode\"><img src=\"/AREDN.png\" class=\"AREDNLogo\"></img></a></div>")
local supported = aredn.hardware.supported()
if supported == 0 then
html.print("<div style=\"padding:5px;background-color:#FF4719;color:black;border:1px solid #ccc;width:600px;\"><a href=\"/cgi-bin/sysinfo\">!!!! UNSUPPORTED DEVICE !!!!</a></div>")
elseif supported == -2 then
html.print("<div style=\"padding:5px;background-color:yellow;color:black;border:1px solid #ccc;width:600px;\"><a href=\"/cgi-bin/sysinfo\"> !!!! THIS DEVICE IS STILL BEING TESTED !!!!</a></div>")
elseif supported ~= 1 then
html.print("<div style=\"padding:5px;background-color:yellow;color:black;border:1px solid #ccc;width:600px;\"><a href=\"/cgi-bin/sysinfo\">!!!! UNTESTED HARDWARE !!!!</a></div>")
end
html.print("</div>")
end
function html.msg_banner()
html.print("<div class=\"TopBanner\">")
local aredn_message = read_all("/tmp/aredn_message")
local local_message = read_all("/tmp/local_message")
if aredn_message and #aredn_message > 0 then
html.print("<div style=\"padding:5px;background-color:#fff380;color:black;border:1px solid #ccc;width:600px;\"><strong>AREDN Messages:</strong><br /><div style=\"text-align:left;\">" .. aredn_message .. "</div></div>")
end
if local_message and #local_message > 0 then
html.print("<div style=\"padding:5px;background-color:#fff380;color:black;border:1px solid #ccc;width:600px;\"><strong>Local Messages:</strong><br /><div style=\"text-align:left;\">" .. local_message .. "</div></div>")
end
html.print("</div>")
end
function html.print(line)
-- html output is defined in aredn.http
-- this is a bit icky at the moment :-()
if http_output then
http_output:write(line .. "\n")
else
print(line)
end
end
function html.write(str)
if http_output then
http_output:write(str)
else
io.write(str)
end
end
if not aredn then
aredn = {}
end
aredn.html = html
return html