--
-- (C) 2013-16 - ntop.org
--

dirs = ntop.getDirs()
package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
require "lua_utils"

sendHTTPHeader('text/html; charset=iso-8859-1')

ntop.dumpFile(dirs.installdir .. "/httpdocs/inc/header.inc")

active_page = "about"
dofile(dirs.installdir .. "/scripts/lua/inc/menu.lua")

if(_GET["ntopng_license"] ~= nil) then
   ntop.setCache('ntopng.license', trimSpace(_GET["ntopng_license"]))
   ntop.checkLicense()
end

info = ntop.getInfo()
print("<hr /><h2>About "..info["product"].."</h2>")

print("<table class=\"table table-bordered table-striped\">\n")
print("<tr><th>Copyright</th><td>"..info["copyright"].."</td></tr>\n")
print("<tr><th>License</th><td>")

info["ntopng.license"] = ntop.getCache('ntopng.license')
if(info["pro.release"] == false) then
   print("<A HREF=http://www.gnu.org/licenses/gpl.html target=\"_blank\">".. info["license"] .."</A>")
else
   print("<A HREF=https://svn.ntop.org/svn/ntop/trunk/legal/LicenseAgreement/ target=\"_blank\">EULA</A>")
end

if(info["pro.systemid"] and (info["pro.systemid"] ~= "")) then
   v = split(info["version"], " ")

   print(" [ SystemId: <A HREF=\"https://shop.ntop.org/mkntopng/?systemid=".. info["pro.systemid"].."&".."version=".. v[1] .."&edition=")
   
   if(info["version.embedded_edition"] == true) then
      print("embedded")
   elseif(info["version.enterprise_edition"] == true) then
      print("enterprise")
   else
      print("pro")
   end

   print("\" target=\"_blank\">".. info["pro.systemid"] .."</A> <i class='fa fa-external-link'></i> ]")

print [[
    <br><small>Click on the above URL to generate your professional version license, or 
	       <br>purchase a license at <A HREF=http://shop.ntop.org/>e-shop</A>. If you are no-profit, research or an education<br>
institution please read <A HREF=http://www.ntop.org/support/faq/do-you-charge-universities-no-profit-and-research/>this</A>.</small>
	 <p>
   ]]

   print('<form class="form-inline" style="margin-bottom: 0px;">')

   if(isAdministrator()) then
      if(info["pro.use_redis_license"] or (info["pro.license"] == "")) then
	 print('<input id="csrf" name="csrf" type="hidden" value="'..ntop.getRandomCSRFValue()..'" />\n')
	 print('<input type="text" name="ntopng_license" placeholder="Specify here your ntopng License" size=70 value="')
	 print(info["ntopng.license"])
	 
	 print [["></input>
		  &nbsp;<button type="submit" style="position: absolute; margin-top: 0; height: 26px" class="btn btn-default btn-xs">Save License</button>	       
		  </form>
	    ]]
      else
	 if(info["pro.license"]) then
	    print("License: ".. info["pro.license"] .."\n")
	 end
      end
   end
end

print("</td></tr>")

vers = string.split(info["version.git"], ":")
if((vers ~= nil) and (vers[2] ~= nil)) then
   ntopng_git_url = "<A HREF=https://github.com/ntop/ntopng/commit/".. vers[2] ..">"..info["version"].."</A>"
else
   ntopng_git_url = info["version"]
end

print("<tr><th>Version</th><td>"..ntopng_git_url)

if(info["pro.release"] == false) then
   print(" - Community")
else
   if(info["version.enterprise_edition"] == true) then
      print(" - Enterprise")
   else
      print(" - Pro Small Business")
   end
end

if(info["version.embedded_edition"] == true) then
   print("/Embedded")
end

print(" Edition</td></tr>\n")

if((info["OS"] ~= nil) and (info["OS"] ~= "")) then
   print("<tr><th>Built on</th><td>"..info["OS"].."</td></tr>\n") 
end


--print("<tr><th colspan=2 align=center>&nbsp;</th></tr>\n")

ndpi_ver = info["version.ndpi"]
if (ndpi_ver ~= nil) then
  v = string.split(ndpi_ver, " ")
  if (v ~= nil) then
    ndpi_vers = v[1]
     v_all = string.sub(v[2], 2, -2)
     vers = string.split(v_all, ":")
     ndpi_hash = vers[1]
     ndpi_date = vers[2]
     print("<tr><th><A href=http://www.ntop.org/products/ndpi/ target=\"_blank\">nDPI</a></th><td> <A HREF=https://github.com/ntop/nDPI/commit/".. ndpi_hash ..">"..ndpi_date.."</A></td></tr>\n")
  else
     print("<tr><th><A href=http://www.ntop.org/products/ndpi/ target=\"_blank\">nDPI</A></th><td> <A HREF=https://github.com/ntop/nDPI/>"..ndpi_ver.."</A></td></tr>\n")
  end
end

print("<tr><th><a href=http://twitter.github.io/ target=\"_blank\"><i class=\'fa fa-twitter fa-lg'></i> Twitter Bootstrap</A></th><td>3.x</td></tr>\n")
print("<tr><th><a href=http://fortawesome.github.io/Font-Awesome/ target=\"_blank\"><i class=\'fa fa-flag fa-lg'></i> Font Awesome</A></th><td>4.x</td></tr>\n")
print("<tr><th><a href=http://www.rrdtool.org/ target=\"_blank\">RRDtool</A></th><td>"..info["version.rrd"].."</td></tr>\n")
print("<tr><th><a href=http://www.redis.io target=\"_blank\">Redis</A> Server</th><td>"..info["version.redis"].."</td></tr>\n")
print("<tr><th><a href=https://github.com/valenok/mongoose target=\"_blank\">Mongoose web server</A></th><td>"..info["version.httpd"].."</td></tr>\n")
print("<tr><th><a href=http://www.luajit.org target=\"_blank\">LuaJIT</A></th><td>"..info["version.luajit"].."</td></tr>\n")
print("<tr><th><a href=http://www.zeromq.org target=\"_blank\">ØMQ</A></th><td>"..info["version.zmq"].."</td></tr>\n")
if(info["version.geoip"] ~= nil) then
print("<tr><th><a href=http://www.maxmind.com target=\"_blank\">GeoIP</A></th><td>"..info["version.geoip"])

print [[ <br>&nbsp;<br><small>This product includes GeoLite data created by <a href="http://www.maxmind.com">MaxMind</a>.</small>
]]

print("</td></tr>\n")
end
print("<tr><th><a href=http://www.d3js.org target=\"_blank\">Data-Driven Documents (d3js)</A></th><td>2.9.1 / 3.0</td></tr>\n")



print("</table>\n")


dofile(dirs.installdir .. "/scripts/lua/inc/footer.lua")