class DocsCLI < Thor include Thor::Actions def self.to_s 'Docs' end def initialize(*args) require 'docs' trap('INT') { puts; exit! } # hide backtrace on ^C super end desc 'list', 'List available documentations' option :packaged, type: :boolean def list if options[:packaged] slugs = Dir[File.join(Docs.store_path, '*.tar.gz')].map { |f| File.basename(f, '.tar.gz') } names = find_docs_by_slugs(slugs).map do |doc| name = if doc.version? "#{doc.superclass.to_s.demodulize.underscore}@#{doc.version}" else doc.to_s.demodulize.underscore end end else names = Docs.all.flat_map do |doc| name = doc.to_s.demodulize.underscore if doc.versioned? doc.versions.map { |_doc| "#{name}@#{_doc.version}" } else name end end end output = names.join("\n") require 'tty-pager' TTY::Pager.new.page(output) end desc 'page (<doc> | <doc@version>) [path] [--verbose] [--debug]', 'Generate a page (no indexing)' option :verbose, type: :boolean option :debug, type: :boolean def page(name, path = '') unless path.empty? || path.start_with?('/') return puts 'ERROR: [path] must be an absolute path.' end Docs.install_report :image Docs.install_report :store if options[:verbose] if options[:debug] GC.disable Docs.install_report :filter, :request, :doc end name, version = name.split(/@|~/) if Docs.generate_page(name, version, path) puts 'Done' else puts "Failed!#{' (try running with --debug for more information)' unless options[:debug]}" end rescue Docs::DocNotFound => error handle_doc_not_found_error(error) end desc 'generate (<doc> | <doc@version>) [--verbose] [--debug] [--force] [--package]', 'Generate a documentation' option :all, type: :boolean option :verbose, type: :boolean option :debug, type: :boolean option :force, type: :boolean option :package, type: :boolean def generate(name) Docs.rescue_errors = true Docs.install_report :store if options[:verbose] Docs.install_report :scraper if options[:debug] Docs.install_report :progress_bar, :doc, :image, :requester if $stdout.tty? require 'unix_utils' if options[:package] doc = find_doc(name) if doc < Docs::UrlScraper && !options[:force] puts <<-TEXT.strip_heredoc /!\\ WARNING /!\\ Some scrapers send thousands of HTTP requests in a short period of time, which can slow down the source site and trouble its maintainers. Please scrape responsibly. Don't do it unless you're modifying the code. To download the latest tested version of this documentation, run: thor docs:download #{name}\n TEXT return unless yes? 'Proceed? (y/n)' end result = if doc.version && options[:all] doc.superclass.versions.all? do |_doc| puts "==> #{_doc.version}" generate_doc(_doc, package: options[:package]).tap { puts "\n" } end else generate_doc(doc, package: options[:package]) end generate_manifest if result rescue Docs::DocNotFound => error handle_doc_not_found_error(error) ensure Docs.rescue_errors = false end desc 'manifest', 'Create the manifest' def manifest generate_manifest puts 'Done' end desc 'download (<doc> <doc@version>... | --default | --installed | --all)', 'Download documentation packages' option :default, type: :boolean option :installed, type: :boolean option :all, type: :boolean def download(*names) require 'unix_utils' docs = if options[:default] Docs.defaults elsif options[:installed] Docs.installed elsif options[:all] Docs.all_versions else find_docs(names) end assert_docs(docs) download_docs(docs) generate_manifest puts 'Done' rescue Docs::DocNotFound => error handle_doc_not_found_error(error) end desc 'package <doc> <doc@version>...', 'Create documentation packages' def package(*names) require 'unix_utils' docs = find_docs(names) assert_docs(docs) docs.each(&method(:package_doc)) puts 'Done' rescue Docs::DocNotFound => error handle_doc_not_found_error(error) end desc 'clean', 'Delete documentation packages' def clean File.delete(*Dir[File.join Docs.store_path, '*.tar.gz']) puts 'Done' end desc 'upload', '[private]' option :dryrun, type: :boolean option :packaged, type: :boolean def upload(*names) if options[:packaged] slugs = Dir[File.join(Docs.store_path, '*.tar.gz')].map { |f| File.basename(f, '.tar.gz') } docs = find_docs_by_slugs(slugs) else docs = find_docs(names) end assert_docs(docs) # Verify files are present docs.each do |doc| unless Dir.exist?(File.join(Docs.store_path, doc.path)) puts "ERROR: directory #{File.join(Docs.store_path, doc.path)} not found." return end unless File.exist?(File.join(Docs.store_path, "#{doc.path}.tar.gz")) puts "ERROR: package for '#{doc.slug}' documentation not found. Run 'thor docs:package #{doc.slug}' to create it." return end end # Sync files with S3 (used by the web app) puts '[S3] Begin syncing.' docs.each do |doc| puts "[S3] Syncing #{doc.path}..." cmd = "aws s3 sync #{File.join(Docs.store_path, doc.path)} s3://devdocs-documents/#{doc.path} --delete --profile devdocs" cmd << ' --dryrun' if options[:dryrun] system(cmd) end puts '[S3] Done syncing.' # Upload packages to downloads.devdocs.io (used by the "thor docs:download" command) puts '[S3 bundle] Begin uploading.' docs.each do |doc| filename = "#{doc.path}.tar.gz" puts "[S3 bundle] Uploading #{filename}..." cmd = "aws s3 cp #{File.join(Docs.store_path, filename)} s3://devdocs-downloads/#{filename} --profile devdocs" cmd << ' --dryrun' if options[:dryrun] system(cmd) end puts '[S3 bundle] Done uploading.' end desc 'commit', '[private]' option :message, type: :string option :amend, type: :boolean def commit(name) doc = Docs.find(name, false) message = options[:message] || "Update #{doc.name} documentation (#{doc.versions.first.release})" amend = " --amend" if options[:amend] system("git add assets/ *#{name}*") && system("git commit -m '#{message}'#{amend}") rescue Docs::DocNotFound => error handle_doc_not_found_error(error) end desc 'prepare_deploy', 'Internal task executed before deployment' def prepare_deploy puts 'Docs -- BEGIN' require 'open-uri' require 'thread' docs = Docs.all_versions time = Time.now.to_i mutex = Mutex.new (1..6).map do Thread.new do while doc = docs.shift dir = File.join(Docs.store_path, doc.path) FileUtils.mkpath(dir) ['index.json', 'meta.json'].each do |filename| json = "https://documents.devdocs.io/#{doc.path}/#{filename}?#{time}" begin URI.open(json, "Accept-Encoding" => "identity") do |file| mutex.synchronize do path = File.join(dir, filename) File.write(path, file.read) end end rescue => e puts "Docs -- Failed to download #{json}!" throw e end end puts "Docs -- Downloaded #{doc.slug}" end end end.map(&:join) puts 'Docs -- Generating manifest...' generate_manifest puts 'Docs -- DONE' end private def find_doc(name) name, version = name.split(/@|~/) if version == 'all' Docs.find(name, false).versions else Docs.find(name, version) end end def find_docs(names) names.flat_map {|name| find_doc(name)} end def find_docs_by_slugs(slugs) slugs.flat_map do |slug| slug, version = slug.split(/~/) Docs.find_by_slug(slug, version) end end def assert_docs(docs) if docs.empty? puts 'ERROR: called with no arguments.' puts 'Run "thor list" for usage patterns.' exit end end def handle_doc_not_found_error(error) puts %(ERROR: #{error}.) puts 'Run "thor docs:list" to see the list of docs and versions.' end def generate_doc(doc, package: nil) if Docs.generate(doc) package_doc(doc) if package puts 'Done' true else puts "Failed!#{' (try running with --debug for more information)' unless options[:debug]}" false end end def download_docs(docs) # Don't allow downloaded files to be created as StringIO require 'open-uri' OpenURI::Buffer.send :remove_const, 'StringMax' if OpenURI::Buffer.const_defined?('StringMax') OpenURI::Buffer.const_set 'StringMax', 0 require 'thread' length = docs.length mutex = Mutex.new i = 0 (1..4).map do Thread.new do while doc = docs.shift status = begin download_doc(doc) 'OK' rescue => e "FAILED (#{e.class}: #{e.message})" end mutex.synchronize { puts "(#{i += 1}/#{length}) #{doc.name}#{ " #{doc.version}" if doc.version} #{status}" } end end end.map(&:join) end def download_doc(doc) target_path = File.join(Docs.store_path, doc.path) URI.open "https://downloads.devdocs.io/#{doc.path}.tar.gz" do |file| FileUtils.mkpath(target_path) file.close tar = UnixUtils.gunzip(file.path) dir = UnixUtils.untar(tar) FileUtils.rm(tar) FileUtils.rm_rf(target_path) FileUtils.mv(dir, target_path) FileUtils.rm(file.path) end end def package_doc(doc) path = File.join Docs.store_path, doc.path if File.exist?(path) tar = UnixUtils.tar(path) gzip = UnixUtils.gzip(tar) FileUtils.mv(gzip, "#{path}.tar.gz") FileUtils.rm(tar) else puts %(ERROR: can't find "#{doc.name}" documentation files.) end end def generate_manifest Docs.generate_manifest endend
class DocsCLI < Thor
include Thor::Actions
def self.to_s
'Docs'
end
def initialize(*args)
require 'docs'
trap('INT') { puts; exit! } # hide backtrace on ^C
super
end
desc 'list', 'List available documentations'
option :packaged, type: :boolean
def list
if options[:packaged]
slugs = Dir[File.join(Docs.store_path, '*.tar.gz')].map { |f| File.basename(f, '.tar.gz') }
names = find_docs_by_slugs(slugs).map do |doc|
name = if doc.version?
"#{doc.superclass.to_s.demodulize.underscore}@#{doc.version}"
else
doc.to_s.demodulize.underscore
end
end
else
names = Docs.all.flat_map do |doc|
name = doc.to_s.demodulize.underscore
if doc.versioned?
doc.versions.map { |_doc| "#{name}@#{_doc.version}" }
else
name
end
end
end
output = names.join("\n")
require 'tty-pager'
TTY::Pager.new.page(output)
end
desc 'page (<doc> | <doc@version>) [path] [--verbose] [--debug]', 'Generate a page (no indexing)'
option :verbose, type: :boolean
option :debug, type: :boolean
def page(name, path = '')
unless path.empty? || path.start_with?('/')
return puts 'ERROR: [path] must be an absolute path.'
end
Docs.install_report :image
Docs.install_report :store if options[:verbose]
if options[:debug]
GC.disable
Docs.install_report :filter, :request, :doc
end
name, version = name.split(/@|~/)
if Docs.generate_page(name, version, path)
puts 'Done'
else
puts "Failed!#{' (try running with --debug for more information)' unless options[:debug]}"
end
rescue Docs::DocNotFound => error
handle_doc_not_found_error(error)
end
desc 'generate (<doc> | <doc@version>) [--verbose] [--debug] [--force] [--package]', 'Generate a documentation'
option :all, type: :boolean
option :verbose, type: :boolean
option :debug, type: :boolean
option :force, type: :boolean
option :package, type: :boolean
def generate(name)
Docs.rescue_errors = true
Docs.install_report :store if options[:verbose]
Docs.install_report :scraper if options[:debug]
Docs.install_report :progress_bar, :doc, :image, :requester if $stdout.tty?
require 'unix_utils' if options[:package]
doc = find_doc(name)
if doc < Docs::UrlScraper && !options[:force]
puts <<-TEXT.strip_heredoc
/!\\ WARNING /!\\
Some scrapers send thousands of HTTP requests in a short period of time,
which can slow down the source site and trouble its maintainers.
Please scrape responsibly. Don't do it unless you're modifying the code.
To download the latest tested version of this documentation, run:
thor docs:download #{name}\n
TEXT
return unless yes? 'Proceed? (y/n)'
end
result = if doc.version && options[:all]
doc.superclass.versions.all? do |_doc|
puts "==> #{_doc.version}"
generate_doc(_doc, package: options[:package]).tap { puts "\n" }
end
else
generate_doc(doc, package: options[:package])
end
generate_manifest if result
rescue Docs::DocNotFound => error
handle_doc_not_found_error(error)
ensure
Docs.rescue_errors = false
end
desc 'manifest', 'Create the manifest'
def manifest
generate_manifest
puts 'Done'
end
desc 'download (<doc> <doc@version>... | --default | --installed | --all)', 'Download documentation packages'
option :default, type: :boolean
option :installed, type: :boolean
option :all, type: :boolean
def download(*names)
require 'unix_utils'
docs = if options[:default]
Docs.defaults
elsif options[:installed]
Docs.installed
elsif options[:all]
Docs.all_versions
else
find_docs(names)
end
assert_docs(docs)
download_docs(docs)
generate_manifest
puts 'Done'
rescue Docs::DocNotFound => error
handle_doc_not_found_error(error)
end
desc 'package <doc> <doc@version>...', 'Create documentation packages'
def package(*names)
require 'unix_utils'
docs = find_docs(names)
assert_docs(docs)
docs.each(&method(:package_doc))
puts 'Done'
rescue Docs::DocNotFound => error
handle_doc_not_found_error(error)
end
desc 'clean', 'Delete documentation packages'
def clean
File.delete(*Dir[File.join Docs.store_path, '*.tar.gz'])
puts 'Done'
end
desc 'upload', '[private]'
option :dryrun, type: :boolean
option :packaged, type: :boolean
def upload(*names)
if options[:packaged]
slugs = Dir[File.join(Docs.store_path, '*.tar.gz')].map { |f| File.basename(f, '.tar.gz') }
docs = find_docs_by_slugs(slugs)
else
docs = find_docs(names)
end
assert_docs(docs)
# Verify files are present
docs.each do |doc|
unless Dir.exist?(File.join(Docs.store_path, doc.path))
puts "ERROR: directory #{File.join(Docs.store_path, doc.path)} not found."
return
end
unless File.exist?(File.join(Docs.store_path, "#{doc.path}.tar.gz"))
puts "ERROR: package for '#{doc.slug}' documentation not found. Run 'thor docs:package #{doc.slug}' to create it."
return
end
end
# Sync files with S3 (used by the web app)
puts '[S3] Begin syncing.'
docs.each do |doc|
puts "[S3] Syncing #{doc.path}..."
cmd = "aws s3 sync #{File.join(Docs.store_path, doc.path)} s3://devdocs-documents/#{doc.path} --delete --profile devdocs"
cmd << ' --dryrun' if options[:dryrun]
system(cmd)
end
puts '[S3] Done syncing.'
# Upload packages to downloads.devdocs.io (used by the "thor docs:download" command)
puts '[S3 bundle] Begin uploading.'
docs.each do |doc|
filename = "#{doc.path}.tar.gz"
puts "[S3 bundle] Uploading #{filename}..."
cmd = "aws s3 cp #{File.join(Docs.store_path, filename)} s3://devdocs-downloads/#{filename} --profile devdocs"
cmd << ' --dryrun' if options[:dryrun]
system(cmd)
end
puts '[S3 bundle] Done uploading.'
end
desc 'commit', '[private]'
option :message, type: :string
option :amend, type: :boolean
def commit(name)
doc = Docs.find(name, false)
message = options[:message] || "Update #{doc.name} documentation (#{doc.versions.first.release})"
amend = " --amend" if options[:amend]
system("git add assets/ *#{name}*") && system("git commit -m '#{message}'#{amend}")
rescue Docs::DocNotFound => error
handle_doc_not_found_error(error)
end
desc 'prepare_deploy', 'Internal task executed before deployment'
def prepare_deploy
puts 'Docs -- BEGIN'
require 'open-uri'
require 'thread'
docs = Docs.all_versions
time = Time.now.to_i
mutex = Mutex.new
(1..6).map do
Thread.new do
while doc = docs.shift
dir = File.join(Docs.store_path, doc.path)
FileUtils.mkpath(dir)
['index.json', 'meta.json'].each do |filename|
json = "https://documents.devdocs.io/#{doc.path}/#{filename}?#{time}"
begin
URI.open(json, "Accept-Encoding" => "identity") do |file|
mutex.synchronize do
path = File.join(dir, filename)
File.write(path, file.read)
end
end
rescue => e
puts "Docs -- Failed to download #{json}!"
throw e
end
end
puts "Docs -- Downloaded #{doc.slug}"
end
end
end.map(&:join)
puts 'Docs -- Generating manifest...'
generate_manifest
puts 'Docs -- DONE'
end
private
def find_doc(name)
name, version = name.split(/@|~/)
if version == 'all'
Docs.find(name, false).versions
else
Docs.find(name, version)
end
end
def find_docs(names)
names.flat_map {|name| find_doc(name)}
end
def find_docs_by_slugs(slugs)
slugs.flat_map do |slug|
slug, version = slug.split(/~/)
Docs.find_by_slug(slug, version)
end
end
def assert_docs(docs)
if docs.empty?
puts 'ERROR: called with no arguments.'
puts 'Run "thor list" for usage patterns.'
exit
end
end
def handle_doc_not_found_error(error)
puts %(ERROR: #{error}.)
puts 'Run "thor docs:list" to see the list of docs and versions.'
end
def generate_doc(doc, package: nil)
if Docs.generate(doc)
package_doc(doc) if package
puts 'Done'
true
else
puts "Failed!#{' (try running with --debug for more information)' unless options[:debug]}"
false
end
end
def download_docs(docs)
# Don't allow downloaded files to be created as StringIO
require 'open-uri'
OpenURI::Buffer.send :remove_const, 'StringMax' if OpenURI::Buffer.const_defined?('StringMax')
OpenURI::Buffer.const_set 'StringMax', 0
require 'thread'
length = docs.length
mutex = Mutex.new
i = 0
(1..4).map do
Thread.new do
while doc = docs.shift
status = begin
download_doc(doc)
'OK'
rescue => e
"FAILED (#{e.class}: #{e.message})"
end
mutex.synchronize { puts "(#{i += 1}/#{length}) #{doc.name}#{ " #{doc.version}" if doc.version} #{status}" }
end
end
end.map(&:join)
end
def download_doc(doc)
target_path = File.join(Docs.store_path, doc.path)
URI.open "https://downloads.devdocs.io/#{doc.path}.tar.gz" do |file|
FileUtils.mkpath(target_path)
file.close
tar = UnixUtils.gunzip(file.path)
dir = UnixUtils.untar(tar)
FileUtils.rm(tar)
FileUtils.rm_rf(target_path)
FileUtils.mv(dir, target_path)
FileUtils.rm(file.path)
end
end
def package_doc(doc)
path = File.join Docs.store_path, doc.path
if File.exist?(path)
tar = UnixUtils.tar(path)
gzip = UnixUtils.gzip(tar)
FileUtils.mv(gzip, "#{path}.tar.gz")
FileUtils.rm(tar)
else
puts %(ERROR: can't find "#{doc.name}" documentation files.)
end
end
def generate_manifest
Docs.generate_manifest
end
end