Class: Lurker::Service

Inherits:
Object
  • Object
show all
Defined in:
lib/lurker/service.rb

Overview

Services represent a group of Lurker API endpoints in a directory

Constant Summary collapse

SUFFIX = 
'.service.yml'

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(service_dir, service_name = nil) ⇒ Service

Returns a new instance of Service.



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# File 'lib/lurker/service.rb', line 13

def initialize(service_dir, service_name = nil)
  @opened_endpoints = []
  @service_dir = File.expand_path(service_dir)
  @service_filename = service_name
  @schema = if persisted? && (schema = YAML.load_file(service_path)).is_a?(Hash)
    Lurker::Schema.new(schema)
  else
    Lurker::Schema.new({
      'name'        => service_filename,
      'basePath'    => '',
      'description' => '',
      'domains'     => {}
    })
  end
end

Instance Attribute Details

#opened_endpoints ⇒ Object

Returns the value of attribute opened_endpoints.



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# File 'lib/lurker/service.rb', line 6

def opened_endpoints
  @opened_endpoints
end

#schema ⇒ Object (readonly)

Returns the value of attribute schema.



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# File 'lib/lurker/service.rb', line 5

def schema
  @schema
end

#service_dir ⇒ Object (readonly)

Returns the value of attribute service_dir.



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# File 'lib/lurker/service.rb', line 5

def service_dir
  @service_dir
end

Class Method Details

.default_service ⇒ Object 



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# File 'lib/lurker/service.rb', line 9

def self.default_service
  new(Lurker.service_path)
end

Instance Method Details

#base_path ⇒ Object 



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# File 'lib/lurker/service.rb', line 100

def base_path
  base_path = @schema['basePath']
  if base_path && !base_path.end_with?('/')
    base_path + '/'
  else
    base_path
  end
end

#description ⇒ Object 



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# File 'lib/lurker/service.rb', line 109

def description
  @schema['description']
end

#discussion ⇒ Object 



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# File 'lib/lurker/service.rb', line 113

def discussion
  @schema['discussion']
end

#domains ⇒ Object 



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# File 'lib/lurker/service.rb', line 117

def domains
  schema['domains']
end

#endpoint_paths ⇒ Object 



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# File 'lib/lurker/service.rb', line 69

def endpoint_paths
  Dir["#{service_dir}/**/*.json"] + Dir["#{service_dir}/**/*.json.yml"] + Dir["#{service_dir}/**/*.json.yml.erb"]
end

#endpoints ⇒ Object 



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# File 'lib/lurker/service.rb', line 73

def endpoints
  @endpoints ||= endpoint_paths.map do |path|
    Lurker::Endpoint.new(path, {}, self)
  end.select(&:indexed?).compact
end

#fix_endpoint_path(path) ⇒ Object 



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# File 'lib/lurker/service.rb', line 92

def fix_endpoint_path(path)
  path.gsub(/:/, '__')
end

#name ⇒ Object 



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# File 'lib/lurker/service.rb', line 96

def name
  schema['name']
end

#open(verb, path, path_params = {}) ⇒ Object

Returns an Endpoint described by (verb, path) In scaffold_mode, it will return an EndpointScaffold an of existing file

or create an empty EndpointScaffold



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# File 'lib/lurker/service.rb', line 56

def open(verb, path, path_params={})
  endpoint_path = path_for(verb, path)
  endpoint_fname = Dir["#{endpoint_path}*"].first

  endpoint = if endpoint_fname.present?
    Lurker::Endpoint.new(endpoint_fname, path_params, self)
  else
    Lurker::EndpointScaffold.new(endpoint_path, path_params, self)
  end
  @opened_endpoints << endpoint
  endpoint
end

#path_for(verb, path) ⇒ Object 



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# File 'lib/lurker/service.rb', line 79

def path_for(verb, path)
  flat_path   = fix_endpoint_path(File.join(@service_dir, "#{path}-#{verb.to_s.upcase}.json.yml"))
  nested_path = fix_endpoint_path(File.join(@service_dir, "#{path}/#{verb.to_s.upcase}.json.yml"))

  if File.exist?(flat_path)
    flat_path
  elsif File.exist?(nested_path)
    nested_path
  else # neither exists, default to flat_path
    flat_path
  end
end

#persist! ⇒ Object 



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# File 'lib/lurker/service.rb', line 41

def persist!
  schema.write_to(service_path) unless File.exists?(service_path)
  @opened_endpoints.each { |e| e.persist! if e.respond_to? :persist! }
end

#persisted? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/lurker/service.rb', line 29

def persisted?
  File.exist?(service_path)
end

#service_filename ⇒ Object 



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# File 'lib/lurker/service.rb', line 37

def service_filename
  @service_filename ||= Pathname.new(Dir["#{service_dir}/*#{SUFFIX}"].first.to_s).basename.to_s.gsub(SUFFIX, '').presence || 'application'
end

#service_path ⇒ Object 



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# File 'lib/lurker/service.rb', line 33

def service_path
  @service_path ||= "#{service_dir}/#{service_filename}#{SUFFIX}"
end

#verify!(verb, path, request_params, extensions, response_status, response_params, successful = true) ⇒ Object 



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# File 'lib/lurker/service.rb', line 46

def verify!(verb, path, request_params,
            extensions, response_status, response_params, successful=true)
  endpoint = open(verb, path, extensions)
  endpoint.consume!(request_params, response_params, response_status, successful)
end