Simply add this lane to the Fastfile, make sure ProjectName is replaced with the project name and then configure and add the Crowdinfile.yml to the fastlane dir in your project.
# This currently only updates Localizable.strings
# Regions.strings and InfoPlist.strings must be done manually
desc "Update the string files from Crowdin"
lane :strings do
UI.user_error!("Crowdinfile.yml is required to run this lane! Aborted \u{1F6D1}") unless File.exist?('Crowdinfile.yml')
config = YAML.load(File.read("Crowdinfile.yml"))
build = "https://api.crowdin.com/api/project/#{config["project_id"]}/export?key=#{config["api_key"]}"
dl = "https://api.crowdin.com/api/project/#{config["project_id"]}/download/all.zip?key=#{config["api_key"]}"
path = File.expand_path('..') + "/ProjectName/Strings/"
langs = config["langs"]
# Expected size of the array, used to check if new languages have been added or not
# The size logic can be omitted if needed
size = 52
response = Net::HTTP.get_response(URI(build))
if response.kind_of? Net::HTTPSuccess
puts "Strings project built! \u{1F57A}"
puts "Downloading zip file...."
content = open(dl)
puts "Updating files...."
Zip::File.open_buffer(content) do |zip|
# The size logic can be omitted if needed
UI.user_error!("Additional languages have been added, please reconfigure yml file!! \u{1F6D1}") unless zip.entries.count == size
zip.each do |entry|
if langs.key?(entry.name)
# Key found, pull content and write to file
langs[entry.name].each do |lang|
content = entry.get_input_stream.read
full_path = path + lang + "/Localizable.strings"
puts "Updated! \u{1F4AA} " + full_path
File.open(full_path, 'w') { |file| file.write(content) }
end
end
end
puts "String update complete! \u{1F984}"
end
else
UI.user_error!("Failed to build project strings \u{1F622}")
end
end