Class: XiWechatCorp::API::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/xi_wechat_corp/api/cli.rb

Defined Under Namespace

Classes: FileCache

Instance Method Summary collapse

Instance Method Details

#establish_connection(options) ⇒ Object 



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# File 'lib/xi_wechat_corp/api/cli.rb', line 52

def establish_connection(options)
  connection_options = {}
  [:access_token, :corp_id, :secret].each do |key|
    connection_options[key] = options[key] if options.key?(key)
  end
  Connection.new(connection_options)
end

#parse(args) ⇒ Object 



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# File 'lib/xi_wechat_corp/api/cli.rb', line 72

def parse(args)
  options = {
    corp_id: ENV['XI_WECHAT_CORP_ID'],
    secret: ENV['XI_WECHAT_CORP_SECRET'],
    input: $stdin,
    path: nil,
    method: 'post',
    params: {}
  }

  opt_parser = OptionParser.new do |opts|
    opts.banner = <<-BANNER
Usage: xi_wechat_corp_api [options]

 POST: xi_wechat_corp_api [options] PATH FILE
 xi_wechat_corp_api [options] PATH JSON
  GET: xi_wechat_corp_api [options] --get PATH KEY=VALUE [KEY=VALUE]...
    BANNER

    opts.separator ''
    opts.separator 'Authentication options:'

    opts.on('-i', '--corp-id CORPID') do |corp_id|
      options[:corp_id] = corp_id
    end

    opts.on('-s', '--secret SECRET') do |secret|
      options[:secret] = secret
    end

    opts.on('-c', '--cache DIR', 'Cache access token in the directory') do |cache_dir|
      XiWechatCorp.cache = FileCache.new(cache_dir)
    end

    opts.on('-a', '--access-token ACCESS_TOKEN', 'Use given access token') do |access_token|
      options[:access_token] = access_token
    end

    opts.separator ''
    opts.separator 'Request options:'

    opts.on('-p', '--post [PATH]', 'Send POST request, it is default') do |path|
      options[:method] = 'post'
      options[:path] = path if path
    end

    opts.on('-g', '--get PATH', 'Send GET request') do |path|
      options[:method] = 'get'
      options[:path] = path
    end

    opts.on('-j', '--json JSON', 'JSON body for POST request') do |json|
      options[:input] = StringIO.new(json)
    end

    opts.on('-q', '--query QUERY', 'QUERY string for GET request') do |query|
      options[:params].merge! Rack::Utils.parse_nested_query(query)
    end

    opts.on('-f', '--file FILE', 'FILE contains the JSON to be send via POST') do |f|
      options[:input] = File.open(f) if f != '-'
    end

    opts.separator ''
    opts.separator 'Common options:'

    opts.on_tail('-h', '--help', 'Show this message') do
      puts opts
      exit
    end

    # Another typical switch to print the version.
    opts.on_tail('-v', '--version', 'Show version') do
      puts VERSION
      exit
    end
  end

  opt_parser.parse!(args)
  return options if args.empty?

  case options[:method]
  when 'post'
    if args.size > 2
      $stderr.puts 'Two many positional arguments'
      exit 1
    end
    options[:path] = args.first if args.size == 2
    arg = args.last.strip
    if arg[0] == '{'
      options[:input] = StringIO.new(args.first)
    elsif arg != '-'
      options[:input] = File.open(arg)
    end
  when 'get'
    options[:params].merge! Rack::Utils.parse_nested_query(args.join('&'))
  end

  options
end

#run(args) ⇒ Object 



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# File 'lib/xi_wechat_corp/api/cli.rb', line 29

def run(args)
  options = verify(parse(args))
  conn = establish_connection(options)
  if options[:method] == 'post'
    if options[:input].tty?
      puts 'Input JSON Body Below (Ctrl+D to send request):'
    end
    puts conn.post(options[:path], options[:input].read).body
  else
    puts conn.get(options[:path], options[:params]).body
  end
rescue SystemCallError => e
  $stderr.puts 'ERROR: ' + e.message
  exit e.errno
rescue Faraday::ClientError => e
  $stderr.puts 'ERROR: ' + e.message
  $stderr.puts e.response
  exit 2
rescue Faraday::Error => e
  $stderr.puts 'ERROR: ' + e.message
  exit 2
end

#verify(options) ⇒ Object 



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# File 'lib/xi_wechat_corp/api/cli.rb', line 60

def verify(options)
  if options[:access_token].nil? && (options[:corp_id].nil? || options[:secret].nil?)
    $stderr.puts <<-MSG
Cannot get access token.  Set `--corp-id' and `--secret', or give the token directly
using `--access-token'.
    MSG
    exit 1
  end

  options
end