Module: Ldp::Client::Methods

Included in:
Ldp::Client
Defined in:
lib/ldp/client/methods.rb

Overview

HTTP client methods for making requests to an LDP resource and getting a response back.

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#http ⇒ Object (readonly)

Returns the value of attribute http.



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# File 'lib/ldp/client/methods.rb', line 7

def http
  @http
end

Instance Method Details

#delete(url) ⇒ Object

Delete a LDP Resource by URI



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# File 'lib/ldp/client/methods.rb', line 57

def delete url
  logger.debug "LDP: DELETE [#{url}]"
  resp = http.delete do |req|
    req.url munge_to_relative_url(url)
    yield req if block_given?
  end

  check_for_errors(resp)
end

#get(url, options = {}) ⇒ Object

Get a LDP Resource by URI



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# File 'lib/ldp/client/methods.rb', line 28

def get url, options = {}
  logger.debug "LDP: GET [#{url}]"
  resp = http.get do |req|
    req.url munge_to_relative_url(url)

    if options[:minimal]
      req.headers["Prefer"] = "return=minimal"
    else
      includes = Array(options[:include]).map { |x| Ldp.send("prefer_#{x}") if Ldp.respond_to? "prefer_#{x}" }
      omits = Array(options[:omit]).map { |x| Ldp.send("prefer_#{x}") if Ldp.respond_to? "prefer_#{x}" }
      req.headers["Prefer"] = ["return=representation",
        ("include=\"#{includes.join(" ")}\"" unless includes.empty?),
        ("omit=\"#{omits.join(" ")}\"" unless omits.empty?)
      ].compact.join("; ")
    end

    yield req if block_given?
  end

  if Ldp::Response.resource? resp
    Ldp::Response.wrap self, resp
  else
    resp
  end

  check_for_errors(resp)
end

#head(url) ⇒ Object 



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# File 'lib/ldp/client/methods.rb', line 16

def head url
  logger.debug "LDP: HEAD [#{url}]"
  resp = http.head do |req|
    req.url munge_to_relative_url(url)

    yield req if block_given?
  end

  check_for_errors(resp)
end

#initialize_http_client(*http_client) ⇒ Object 



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# File 'lib/ldp/client/methods.rb', line 8

def initialize_http_client *http_client
  if http_client.length == 1 and http_client.first.is_a? Faraday::Connection
    @http = http_client.first
  else
    @http = Faraday.new *http_client
  end
end

#patch(url, body, headers = {}) ⇒ Object

Update an LDP resource with TTL by URI



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# File 'lib/ldp/client/methods.rb', line 92

def patch url, body, headers = {}
  logger.debug "LDP: PATCH [#{url}]"
  resp = http.patch do |req|
    req.url munge_to_relative_url(url)
    req.headers = default_patch_headers.merge headers
    req.body = body
    yield req if block_given?
  end
  check_for_errors(resp)
end

#post(url, body = nil, headers = {}) ⇒ Object

Post TTL to an LDP Resource



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# File 'lib/ldp/client/methods.rb', line 68

def post url, body = nil, headers = {}
  logger.debug "LDP: POST [#{url}]"
  resp = http.post do |req|
    req.url munge_to_relative_url(url)
    req.headers = default_headers.merge headers
    req.body = body
    yield req if block_given?
  end
  check_for_errors(resp)
end

#put(url, body, headers = {}) ⇒ Object

Update an LDP resource with TTL by URI



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# File 'lib/ldp/client/methods.rb', line 80

def put url, body, headers = {}
  logger.debug "LDP: PUT [#{url}]"
  resp = http.put do |req|
    req.url munge_to_relative_url(url)
    req.headers = default_headers.merge headers
    req.body = body
    yield req if block_given?
  end
  check_for_errors(resp)
end