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desc 'Pulls down the CE, EE, Omnibus and Runner git repos and merges the content of their doc directories into the nanoc site'
task :pull_repos do
require 'yaml'
# By default won't delete any directories, requires all relevant directories
# be empty. Run `RAKE_FORCE_DELETE=true rake pull_repos` to have directories
# deleted.
force_delete = ENV['RAKE_FORCE_DELETE']
# Parse the config file and create a hash.
config = YAML.load_file('./nanoc.yaml')
# Pull products data from the config.
ce = config["products"]["ce"]
ee = config["products"]["ee"]
omnibus = config["products"]["omnibus"]
runner = config["products"]["runner"]
products = [ce, ee, omnibus, runner]
dirs = []
products.each do |product|
dirs.push(product['dirs']['temp_dir'])
dirs.push(product['dirs']['dest_dir'])
end
if force_delete
puts "WARNING: Are you sure you want to remove #{dirs.join(', ')}? [y/n]"
exit unless STDIN.gets.index(/y/i) == 0
dirs.each do |dir|
puts "\n=> Deleting #{dir} if it exists\n"
FileUtils.rm_r("#{dir}") if File.exist?("#{dir}")
end
else
puts "NOTE: The following directories must be empty otherwise this task " +
"will fail:\n#{dirs.join(', ')}"
puts "If you want to force-delete the `tmp/` and `content/` folders so \n" +
"the task will run without manual intervention, run \n" +
"`RAKE_FORCE_DELETE=true rake pull_repos`."
end
dirs.each do |dir|
unless "#{dir}".start_with?("tmp")
puts "\n=> Making an empty #{dir}"
FileUtils.mkdir("#{dir}") unless File.exist?("#{dir}")
end
end
puts "\n=> Setting up dummy user/email in Git"
`git config --global user.name "John Doe"`
`git config --global user.email johndoe@example.com`
products.each do |product|
temp_dir = File.join(product['dirs']['temp_dir'])
case product['slug']
when 'ce'
branch = ENV['BRANCH_CE'] || 'master'
when 'ee'
branch = ENV['BRANCH_EE'] || 'master'
when 'omnibus'
branch = ENV['BRANCH_OMNIBUS'] || 'master'
when 'runner'
branch = ENV['BRANCH_RUNNER'] || 'master'
end
if !File.exist?(temp_dir) || Dir.entries(temp_dir).length.zero?
puts "\n=> Cloning #{product['repo']} #{branch} into #{temp_dir}\n"
`git clone #{product['repo']} #{temp_dir} --depth 1 --branch #{branch}`
elsif File.exist?(temp_dir) && !Dir.entries(temp_dir).length.zero?
puts "\n=> Pulling #{branch} of #{product['repo']}\n"
# Enter the temporary directory and return after block is completed.
FileUtils.cd(temp_dir) do
# Update repository from master. Fetch and reset to avoid
# merge conflicts.
# Why: https://gitlab.com/gitlab-com/gitlab-docs/merge_requests/119
# How: https://stackoverflow.com/a/9589927/974710
`git fetch origin #{branch} && git reset --hard FETCH_HEAD && git clean -df`
end
else
puts "This shouldn't happen"
end
temp_doc_dir = File.join(product['dirs']['temp_dir'], product['dirs']['doc_dir'], '.')
destination_dir = File.join(product['dirs']['dest_dir'])
puts "\n=> Copying #{temp_doc_dir} into #{destination_dir}\n"
FileUtils.cp_r(temp_doc_dir, destination_dir)
end
end
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