2015-12-11 12:37:54 +08:00
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path = require('path')
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2015-12-10 07:10:55 +08:00
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spellchecker = require('spellchecker')
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class NylasSpellchecker
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constructor: ->
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@languageAvailable = false
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lang = navigator.language
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@setLanguage(lang)
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isLanguageAvailable: (lang) =>
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return false unless lang
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dicts = @getAvailableDictionaries()
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return (lang in dicts) or (lang.split(/[-_]/)[0] in dicts)
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isSpelledCorrectly: (args...) => not @isMisspelled(args...)
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2015-12-11 12:37:54 +08:00
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setLanguage: (lang="", dict=@_getDictionaryPath()) ->
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2015-12-10 07:10:55 +08:00
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@languageAvailable = @isLanguageAvailable(lang)
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2015-12-11 12:37:54 +08:00
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if @languageAvailable or process.platform is 'linux'
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2015-12-10 07:10:55 +08:00
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spellCheck = @isSpelledCorrectly
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else
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spellCheck = -> true
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2015-12-10 07:32:54 +08:00
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# Need to default to a valid language so web-frame
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# `setSpellCheckProvder` gets a non empty string
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if lang.length is 0 then lang = "en-US"
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2015-12-10 07:10:55 +08:00
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@_setWebframeSpellchecker(lang, spellCheck)
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2015-12-11 12:37:54 +08:00
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spellchecker.setDictionary(lang, dict)
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2015-12-10 07:10:55 +08:00
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# Separate method for testing
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_setWebframeSpellchecker: (lang, spellCheck) ->
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require('web-frame').setSpellCheckProvider(lang, false, {spellCheck})
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2015-12-11 12:37:54 +08:00
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# node-spellchecker's method for resolving the builtin hunspell dictionaries for Linux
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# (From https://github.com/atom/node-spellchecker/blob/master/lib/spellchecker.js#L50-L61)
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_getDictionaryPath: ->
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dict = path.join(require.resolve('spellchecker'), '..', '..', 'vendor', 'hunspell_dictionaries')
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try
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# HACK: Special case being in an asar archive
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unpacked = dict.replace('.asar' + path.sep, '.asar.unpacked' + path.sep);
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if require('fs').statSyncNoException(unpacked)
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dict = unpacked;
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catch
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dict
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2015-12-10 07:10:55 +08:00
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#### spellchecker methods ####
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2015-12-11 12:37:54 +08:00
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setDictionary: (lang, dict) => @setLanguage(lang, dict)
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2015-12-10 07:10:55 +08:00
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add: spellchecker.add
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isMisspelled: (text) =>
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2015-12-11 12:37:54 +08:00
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if @languageAvailable or process.platform is 'linux'
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spellchecker.isMisspelled(text)
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else
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return false
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2015-12-10 07:10:55 +08:00
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getAvailableDictionaries: ->
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spellchecker.getAvailableDictionaries() ? []
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getCorrectionsForMisspelling: (args...) =>
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if @languageAvailable or process.platform is 'linux'
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spellchecker.getCorrectionsForMisspelling(args...)
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else return []
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Spellchecker: => @
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module.exports = new NylasSpellchecker
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