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

   1 <%#
   2  Copyright 2011 Manuel Munz <freifunk at somakoma dot de>
   3  Licensed to the public under the Apache License 2.0.
   4 -%>
   5
   6 <%
   7 local fs  = require "nixio.fs"
   8 local utl = require "luci.util"
   9 local last_update
  10 local i = 1
  11 local rawdata
  12 local rawdata6
  13 local services_file_empty = true
  14 local has_services = false
  15 local uci = require "luci.model.uci".cursor()
  16 local ip = require "luci.ip"
  17
  18 uci:foreach("olsrd", "LoadPlugin", function(s)
  19         if s.library == "olsrd_nameservice.so.0.3" then
  20                 local services_file=s.services_file
  21                 if services_file and fs.access(services_file) then
  22                         has_services = true
  23                         rawdata = fs.readfile(s.services_file)
  24                 else
  25                         services_file="/var/run/services_olsr"
  26                         if fs.access(services_file) then
  27                                 has_services = true
  28                                 rawdata = fs.readfile(services_file)
  29                         end
  30                 end
  31                 services_file=services_file..".ipv6"
  32                 if services_file and fs.access(services_file) then
  33                         has_services = true
  34                         rawdata6 = fs.readfile(services_file)
  35                 else
  36                         services_file="/var/run/services_olsr.ipv6"
  37                         if fs.access(services_file) then
  38                                 has_services = true
  39                                 rawdata6 = fs.readfile(services_file)
  40                         end
  41                 end
  42                 if rawdata and #rawdata ~= 0 then
  43                         services_file_empty = nil
  44                 end
  45                 if rawdata6 and #rawdata6 ~= 0 then
  46                         services_file_empty = nil
  47                 end
  48         end
  49 end)
  50
  51
  52 if not has_services or services_file_empty then
  53 %>
  54         <%+header%>
  55         <br />
  56         <%:No services can be shown, because olsrd is not running or the olsrd-nameservice Plugin is not loaded.%>
  57         <%+footer%>
  58 <%
  59         return
  60 end
  61
  62 function fetch_services()
  63         local tables = {}
  64         if rawdata and #rawdata ~= 0 then
  65                 tables = utl.split(utl.trim(rawdata), "\n", nil, true)
  66                 -- remove first 3 lines
  67                 for i = 1,3 do
  68                         table.remove(tables,1)
  69                 end
  70         end
  71         local tables6 = {}
  72         if rawdata6 and #rawdata6 ~= 0 then
  73                 tables6 = utl.split(utl.trim(rawdata6), "\n", nil, true)
  74                 -- remove first 3 lines
  75                 for i = 1,3 do
  76                         table.remove(tables6,1)
  77                 end
  78         end
  79
  80         -- store last line in last_update and remove it, then remove another empty line at the end
  81         last_update=table.remove(tables)
  82         table.remove(tables)
  83         last_update=table.remove(tables6)
  84         table.remove(tables6)
  85         for k, v in ipairs(tables6) do
  86                 table.insert(tables, v)
  87         end
  88         return tables
  89 end
  90 local services = fetch_services()
  91
  92 if luci.http.formvalue("status") == "1" then
  93         local rv = {}
  94         for k, line in ipairs(services) do
  95                 local field = utl.split(line, "[#|]", split, true)
  96                 local origin_lnk = ip.IPv6(pcdata(field[4]))
  97                 local origin_link = ""
  98                 if origin_lnk and origin_lnk:is6() then
  99                         origin_link = "["..origin_lnk:string().."]"
 100                 else
 101                         origin_link = pcdata(field[4])
 102                 end
 103                 local url, proto, descr, origin = pcdata(field[1]), pcdata(field[2]), utl.trim(pcdata(field[3])), pcdata(field[4])
 104                 rv[#rv+1] = {
 105                         url = url,
 106                         proto = proto,
 107                         origin = origin,
 108                         origin_link = origin_link,
 109                         descr = descr,
 110                         }
 111         end
 112         luci.http.prepare_content("application/json")
 113         luci.http.write_json(rv)
 114         return
 115 end
 116
 117 %>
 118
 119 <%+header%>
 120
 121 <script type="text/javascript" src="<%=resource%>/cbi.js"></script>
 122 <script type="text/javascript">//<![CDATA[
 123
 124         XHR.poll(10 , '<%=REQUEST_URI%>', { status: 1 },
 125                 function(x, info)
 126                 {
 127                 var tbody = document.getElementById('olsr_services');
 128                         if (tbody)
 129                         {
 130                                 var s = '';
 131                                 for (var idx = 0; idx < info.length; idx++)
 132                                 {
 133                                 var service = info[idx];
 134                                 s += String.format(
 135                                         '<div class="tr cbi-section-table-row cbi-rowstyle-'+(1 + (idx % 2))+'">' +
 136                                                 '<div class="td cbi-section-table-titles"><a href="%s">%s</a></div>' +
 137                                                 '<div class="td cbi-section-table-titles">%s</div>' +
 138                                                 '<div class="td cbi-section-table-titles"><a href="http://%s/cgi-bin-status.html">%s</a></div>' +
 139                                         '</div>',
 140                                         service.url, service.descr, service.proto, service.origin_link, service.origin || '?'
 141                                         );
 142                                 }
 143                                 tbody.innerHTML = s;
 144                         }
 145                 }
 146         );
 147 //]]></script>
 148
 149
 150
 151
 152         <h2 name="content"><%:Services%></h2>
 153
 154         <fieldset class="cbi-section">
 155         <legend><%:Internal services%></legend>
 156         <div class="table cbi-section-table">
 157                 <div class="thead">
 158                         <div class="tr cbi-section-table-titles">
 159                                 <div class="th cbi-section-table-cell"><%:Url%></div>
 160                                 <div class="th cbi-section-table-cell"><%:Protocol%></div>
 161                                 <div class="th cbi-section-table-cell"><%:Source%></div>
 162                         </div>
 163                 </div>
 164
 165                 <div class="tbody" id="olsr_services">
 166         <%
 167                 for k, line in ipairs(services) do
 168                         local field = {}
 169                         -- split line at # and |, 1=url, 2=proto, 3=description, 4=source
 170                         local field = utl.split(line, "[#|]", split, true)
 171                         local origin_lnk = ip.IPv6(pcdata(field[4]))
 172                         local origin_link
 173                         if origin_lnk and origin_lnk:is6() then
 174                                 origin_link = "["..origin_lnk:string().."]"
 175                         else
 176                                 origin_link = pcdata(field[4])
 177                         end
 178                         local url, proto, descr, origin = pcdata(field[1]), pcdata(field[2]), utl.trim(pcdata(field[3])), pcdata(field[4])
 179                         %>
 180
 181                         <div class="tr cbi-section-table-row cbi-rowstyle-<%=i%>">
 182                                 <div class="td cbi-section-table-titles"><a href="<%=url%>"><%=descr%></a></div>
 183                                 <div class="td cbi-section-table-titles"><%=proto%></div>
 184                                 <div class="td cbi-section-table-titles"><a href="http://<%=origin_link%>/cgi-bin-status.html"><%=origin%></a></div>
 185                         </div>
 186                         <% i = ((i % 2) + 1)
 187                 end %>
 188                 </div>
 189         </div>
 190         <br />
 191         <%=last_update%>
 192         </fieldset>
 193 <%+footer%>