Class: Almodovar::SingleResource

Inherits:
Object
  • Object
show all
Includes:
HttpAccessor
Defined in:
lib/almodovar/single_resource.rb

Instance Method Summary collapse

Methods included from HttpAccessor

#check_errors, #http, #query_params, #xml

Constructor Details

#initialize(url, auth, xml = nil, options = {}) ⇒ SingleResource

Returns a new instance of SingleResource.



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# File 'lib/almodovar/single_resource.rb', line 8

def initialize(url, auth, xml = nil, options = {})
  @url = url
  @auth = auth
  @xml = xml
  @options = options
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(meth, *args, &blk) ⇒ Object (private) 



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# File 'lib/almodovar/single_resource.rb', line 58

def method_missing(meth, *args, &blk)
  if node = node(meth)
    return node['type'] == 'document' ? Resource.from_xml(node.to_xml) : node_text(node)
  end

  link = link(meth)
  return Resource.new(link["href"], @auth, link.at_xpath("./*"), *args) if link

  super
end

Instance Method Details

#[](key) ⇒ Object

for resources with type “document”



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# File 'lib/almodovar/single_resource.rb', line 47

def [](key) # for resources with type "document"
  return super unless xml.at_xpath("/*[@type='document']")
  Hash.from_xml(xml.to_xml).values.first[key]
end

#delete(extra_query_params = {}) ⇒ Object 



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# File 'lib/almodovar/single_resource.rb', line 23

def delete(extra_query_params = {})
  check_errors(http.delete(@url, extra_query_params), @url, extra_query_params)
end

#respond_to?(meth, include_all = false) ⇒ Boolean

Returns:



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# File 'lib/almodovar/single_resource.rb', line 52

def respond_to?(meth, include_all=false)
  super || (node(meth) != nil) || (link(meth) != nil)
end

#to_hash ⇒ Object 



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# File 'lib/almodovar/single_resource.rb', line 31

def to_hash
  xml_without_type = xml.dup.tap do |xml|
    xml.delete("type")
  end

  if xml_without_type.content.strip.empty?
    {}
  else
    xml_hash = Hash.from_xml(xml_without_type.to_s)
    xml_hash[xml_without_type.name]
  end
end

#update(attrs = {}) ⇒ Object

Raises:



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# File 'lib/almodovar/single_resource.rb', line 15

def update(attrs = {})
  raise ArgumentError.new("You must specify one only root element which is the type of resource (e.g. `:project => { :name => 'Wadus' }` instead of just `:name => 'Wadus'`)") if attrs.size > 1
  root, body = attrs.first
  response = http.put(@url, body.to_xml(root: root), {}, { "Content-Type" => "application/xml" })
  check_errors(response, @url)
  @xml = Nokogiri::XML.parse(response.body).root
end

#url ⇒ Object 



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# File 'lib/almodovar/single_resource.rb', line 27

def url
  @url ||= xml.at_xpath("./link[@rel='self']").try(:[], "href")
end