applications/luci-statistics/luasrc/statistics/i18n.lua

   1 --[[
   2
   3 Luci statistics - diagram i18n helper
   4 (c) 2008 Freifunk Leipzig / Jo-Philipp Wich <xm@leipzig.freifunk.net>
   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 $Id$
  13
  14 ]]--
  15
  16 module("luci.statistics.i18n", package.seeall)
  17
  18 require("luci.util")
  19 require("luci.i18n")
  20
  21
  22 Instance = luci.util.class()
  23
  24
  25 function Instance.__init__( self, graph )
  26         self.i18n  = luci.i18n
  27         self.graph = graph
  28
  29         self.i18n.loadc("rrdtool")
  30         self.i18n.loadc("statistics")
  31 end
  32
  33 function Instance._subst( self, str, val )
  34         str = str:gsub( "%%H",  self.graph.opts.host or "" )
  35         str = str:gsub( "%%pn", val.plugin or "" )
  36         str = str:gsub( "%%pi", val.pinst  or "" )
  37         str = str:gsub( "%%dt", val.dtype  or "" )
  38         str = str:gsub( "%%di", val.dinst  or "" )
  39         str = str:gsub( "%%ds", val.dsrc   or "" )
  40
  41         return str
  42 end
  43
  44 function Instance._translate( self, key, alt )
  45         local val = self.i18n.string(key)
  46         if val ~= key then
  47                 return val
  48         else
  49                 return alt
  50         end
  51 end
  52
  53 function Instance.title( self, plugin, pinst, dtype, dinst, user_title )
  54
  55         local title = user_title or
  56                 "p=%s/pi=%s/dt=%s/di=%s" % {
  57                         plugin,
  58                         (pinst and #pinst > 0) and pinst or "(nil)",
  59                         (dtype and #dtype > 0) and dtype or "(nil)",
  60                         (dinst and #dinst > 0) and dinst or "(nil)"
  61                 }
  62
  63         return self:_subst( title, {
  64                 plugin = plugin,
  65                 pinst  = pinst,
  66                 dtype  = dtype,
  67                 dinst  = dinst
  68         } )
  69
  70 end
  71
  72 function Instance.label( self, plugin, pinst, dtype, dinst, user_label )
  73
  74         local label = user_label or
  75                 "dt=%s/di=%s" % {
  76                         (dtype and #dtype > 0) and dtype or "(nil)",
  77                         (dinst and #dinst > 0) and dinst or "(nil)"
  78                 }
  79
  80         return self:_subst( label, {
  81                 plugin = plugin,
  82                 pinst  = pinst,
  83                 dtype  = dtype,
  84                 dinst  = dinst
  85         } )
  86
  87 end
  88
  89 function Instance.ds( self, source )
  90
  91         local label = source.title or self:_translate(
  92                 string.format( "stat_ds_%s_%s_%s", source.type, source.instance, source.ds ),
  93                 self:_translate(
  94                         string.format( "stat_ds_%s_%s", source.type, source.instance ),
  95                         self:_translate(
  96                                 string.format( "stat_ds_label_%s__%s", source.type, source.ds ),
  97                                 self:_translate(
  98                                         string.format( "stat_ds_%s", source.type ),
  99                                         source.type .. "_" .. source.instance:gsub("[^%w]","_") .. "_" .. source.ds
 100                                 )
 101                         )
 102                 )
 103         )
 104
 105         return self:_subst( label, {
 106                 dtype = source.type,
 107                 dinst = source.instance,
 108                 dsrc  = source.ds
 109         } )
 110
 111 end