extension/lib/config.coffee

   1 # This file loads the user config file: config.js and frame.js.
   2
   3 createConfigAPI = require('./api')
   4 messageManager = require('./message-manager')
   5 utils = require('./utils')
   6
   7 {OS} = Components.utils.import('resource://gre/modules/osfile.jsm', {})
   8
   9 load = (vimfx, options = null, callback = ->) ->
  10   configDir = vimfx.options.config_file_directory
  11
  12   unless configDir
  13     callback(null)
  14     return
  15
  16   scope = {vimfx: createConfigAPI(vimfx, options)}
  17
  18   # Calling `vimfx.createKeyTrees()` after each `vimfx.set()` that modifies a
  19   # shortcut is absolutely redundant and may make Firefox start slower. Do it
  20   # once instead.
  21   vimfx.skipCreateKeyTrees = true
  22   error = loadFile(configDir, 'config.js', scope)
  23   vimfx.skipCreateKeyTrees = false
  24   vimfx.createKeyTrees()
  25
  26   if error
  27     callback(false)
  28     return
  29
  30   messageManager.send('loadConfig', null, callback)
  31
  32 loadFile = (dir, file, scope) ->
  33   expandedDir = utils.expandPath(dir)
  34   uri = OS.Path.toFileURI(OS.Path.join(expandedDir, file))
  35   try
  36     Services.scriptloader.loadSubScriptWithOptions(uri, {
  37       target: Object.assign({
  38         __dirname: OS.Path.toFileURI(expandedDir)
  39       }, scope)
  40       charset: 'UTF-8'
  41       ignoreCache: true
  42     })
  43     return null
  44   catch error
  45     console.error("VimFx: Error loading #{file}", uri, error)
  46     return error
  47
  48 module.exports = {
  49   load
  50   loadFile
  51 }