Class: Frameit::StringsParser

Inherits:
Object
  • Object
show all
Defined in:
frameit/lib/frameit/strings_parser.rb

Overview

This class will parse the .string files

Class Method Summary collapse

Class Method Details

.encoding_type(path) ⇒ Object


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# File 'frameit/lib/frameit/strings_parser.rb', line 42

def self.encoding_type(path)
  Helper.backticks("file --mime-encoding #{path.shellescape}", print: false).downcase
end

.parse(path) ⇒ Object


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# File 'frameit/lib/frameit/strings_parser.rb', line 6

def self.parse(path)
  UI.user_error!("Couldn't find strings file at path '#{path}'") unless File.exist?(path)
  UI.user_error!("Must be .strings file, only got '#{path}'") unless path.end_with?(".strings")

  result = {}

  # A .strings file is UTF-16 encoded. We only want to deal with UTF-8
  encoding = encoding_type(path)
  if encoding.include?('utf-8') || encoding.include?('us-ascii')
    content = File.read(path)
  else
    content = `iconv -f UTF-16 -t UTF-8 "#{path}" 2>&1` # note: double quotes around path so command also works on Windows
  end

  content.split("\n").each_with_index do |line, index|
    begin
      # We don't care about comments and empty lines
      if line.start_with?('"')
        key = line.match(/"(.*)" \= /)[1]
        value = line.match(/ \= "(.*)"/)[1]

        result[key] = value
      end
    rescue => ex
      UI.error("Error parsing #{path} line #{index + 1}: '#{line}'")
      UI.verbose("#{ex.message}\n#{ex.backtrace.join('\n')}")
    end
  end

  if result.empty?
    UI.error("Empty parsing result for #{path}. Please make sure the file is valid and UTF16 Big-endian encoded")
  end

  result
end