applications/luci-olsr-services/luasrc/view/freifunk-services/services.htm

   1 <%#
   2 LuCI - Lua Configuration Interface
   3
   4 Copyright 2011 Manuel Munz <freifunk at somakoma dot de>
   5
   6 Licensed under the Apache License, Version 2.0 (the "License");
   7 you may not use this file except in compliance with the License.
   8 You may obtain a copy of the License at
   9
  10         http://www.apache.org/licenses/LICENSE-2.0
  11
  12 -%>
  13
  14 <%
  15 local fs  = require "luci.fs"
  16 local utl = require "luci.util"
  17 local i = 1
  18
  19 -- check if nameservice plugin is enabled and where to find the services file
  20 local has_services = false
  21
  22 local uci = require "luci.model.uci".cursor()
  23 uci:foreach("olsrd", "LoadPlugin", function(s)
  24         if s.library == "olsrd_nameservice.so.0.3" then
  25                 if s.services_file and fs.access(s.services_file) then
  26                         has_services = true
  27                         services_file = s.services_file
  28                 else
  29                         if fs.access("/var/run/services_olsr") then
  30                                 has_services = true
  31                                 services_file = "/var/run/services_olsr"
  32                         end
  33                 end
  34         end
  35 end)
  36
  37 function fetch_services()
  38         local rawdata = fs.readfile(services_file)
  39
  40         if #rawdata == 0 then
  41                 return nil
  42         end
  43
  44         local data = {}
  45
  46         local tables = utl.split(utl.trim(rawdata), "\n", nil, true)
  47         -- remove the first 3 lines
  48         table.remove(tables,1)
  49         table.remove(tables,1)
  50         table.remove(tables,1)
  51
  52         -- store last line in last_update and remove it, then remove another empty line at the end
  53         last_update=table.remove(tables)
  54         table.remove(tables)
  55
  56         for i, tbl in ipairs(tables) do
  57                 local lines = utl.split(tbl, "\n", nil, true)
  58         end
  59
  60         return tables
  61 end
  62 local table = fetch_services()
  63
  64 if luci.http.formvalue("status") == "1" then
  65         local rv = {}
  66         for k, line in ipairs(table) do
  67                 local field = utl.split(line, "[#|]", split, true)
  68                 local url,descr,origin = pcdata(field[1]),pcdata(field[3]),pcdata(field[4])
  69                 local rs = i
  70                 rv[#rv+1] = {
  71                         url = url,
  72                         origin = origin,
  73                         descr = descr,
  74                         rs = rs
  75                         }
  76                 if i == 1 then i = 0 elseif i == 0 then i = 1 end
  77         end
  78         luci.http.prepare_content("application/json")
  79         luci.http.write_json(rv)
  80         return
  81 end
  82
  83 %>
  84
  85 <% if has_services then %>
  86
  87 <%+header%>
  88
  89 <script type="text/javascript" src="<%=resource%>/cbi.js"></script>
  90 <script type="text/javascript">//<![CDATA[
  91
  92         XHR.poll(10 , '<%=REQUEST_URI%>', { status: 1 },
  93                 function(x, info)
  94                 {
  95                 var tbody = document.getElementById('olsr_services');
  96                         if (tbody)
  97                         {
  98                                 var s = '';
  99                                 for (var idx = 0; idx < info.length; idx++)
 100                                 {
 101                                 var service = info[idx];
 102                                 s += String.format(
 103                                         '<tr class="cbi-section-table-row cbi-rowstyle-%s">' +
 104                                                 '<td class="cbi-section-table-cell"><a href="%s">%s</a></td>' +
 105                                                 '<td class="cbi-section-table-cell">%s</td>' +
 106                                         '</tr>',
 107                                         service.rs, service.url, service.descr,  service.origin || '?'
 108                                         );
 109                                 }
 110                                 tbody.innerHTML = s;
 111                         }
 112                 }
 113         );
 114 //]]></script>
 115
 116
 117
 118
 119         <h2><a id="content" name="content"><%:Services%></a></h2>
 120
 121         <fieldset class="cbi-section">
 122         <legend><%:Internal services%></legend>
 123         <table class="cbi-section-table">
 124                 <tr class="cbi-section-table-titles">
 125                         <th class="cbi-section-table-cell"><%:Url%></th>
 126                         <th class="cbi-section-table-cell"><%:Source%></th>
 127                 </tr>
 128
 129                 <tbody id="olsr_services">
 130         <%
 131                 for k, line in ipairs(table) do
 132                         local field = {}
 133                         -- split line at # and |, 1=url, 2=proto, 3=description, 4=source
 134                         local field = utl.split(line, "[#|]", split, true)
 135                         local url,descr,origin = pcdata(field[1]),pcdata(field[3]),pcdata(field[4])
 136                         %>
 137
 138                         <tr class="cbi-section-table-row cbi-rowstyle-<%=i%>">
 139                                 <td class="cbi-section-table-cell"><a href="<%=url%>"><%=descr%></a></td>
 140                                 <td class="cbi-section-table-cell"><%=origin%></td>
 141                 </tr>
 142                         <% if i == 1 then i = 0 elseif i == 0 then i = 1 end
 143                 end %>
 144                 </tbody>
 145         </table>
 146         <br />
 147         <%=last_update%>
 148         </fieldset>
 149
 150 <%else%>
 151         <%:No services can be shown, because olsrd is not running or the olsrd-nameservice Plugin is not loaded.%>
 152 <%end%>
 153
 154 <%+footer%>