Class: RackDAV::Resource

Inherits:
Object
  • Object
show all
Defined in:
lib/rack_dav/resource.rb

Direct Known Subclasses

FileResource

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(path, options) ⇒ Resource

Returns a new instance of Resource.



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# File 'lib/rack_dav/resource.rb', line 6

def initialize(path, options)
  @path = path
  @options = options
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/rack_dav/resource.rb', line 4

def options
  @options
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/rack_dav/resource.rb', line 4

def path
  @path
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/rack_dav/resource.rb', line 116

def ==(other)
  path == other.path
end

#child(name, option = {}) ⇒ Object 



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# File 'lib/rack_dav/resource.rb', line 128

def child(name, option={})
  self.class.new(path + '/' + name, options)
end

#children ⇒ Object

If this is a collection, return the child resources.

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 12

def children
  raise NotImplementedError
end

#collection? ⇒ Boolean

Is this resource a collection?

Returns:

  • (Boolean)

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 17

def collection?
  raise NotImplementedError
end

#content_length ⇒ Object

Return the size in bytes for this resource.

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 62

def content_length
  raise NotImplementedError
end

#content_type ⇒ Object

Return the mime type of this resource.

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 57

def content_type
  raise NotImplementedError
end

#copy(dest) ⇒ Object

HTTP COPY request.

Copy this resource to given destination resource.

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 97

def copy(dest)
  raise NotImplementedError
end

#creation_date ⇒ Object

Return the creation time.

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 27

def creation_date
  raise NotImplementedError
end

#delete ⇒ Object

HTTP DELETE request.

Delete this resource.

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 90

def delete
  raise NotImplementedError
end

#descendants ⇒ Object 



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# File 'lib/rack_dav/resource.rb', line 169

def descendants
  list = []
  children.each do |child|
    list << child
    list.concat(child.descendants)
  end
  list
end

#display_name ⇒ Object 



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# File 'lib/rack_dav/resource.rb', line 124

def display_name
  name
end

#etag ⇒ Object

Return an Etag, an unique hash value for this resource.

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 42

def etag
  raise NotImplementedError
end

#exist? ⇒ Boolean

Does this recource exist?

Returns:

  • (Boolean)

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 22

def exist?
  raise NotImplementedError
end

#get(request, response) ⇒ Object

HTTP GET request.

Write the content of the resource to the response.body.

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 69

def get(request, response)
  raise NotImplementedError
end

#get_property(name) ⇒ Object 



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# File 'lib/rack_dav/resource.rb', line 136

def get_property(name)
  case name
  when 'resourcetype'     then resource_type
  when 'displayname'      then display_name
  when 'creationdate'     then creation_date.xmlschema 
  when 'getcontentlength' then content_length.to_s
  when 'getcontenttype'   then content_type
  when 'getetag'          then etag
  when 'getlastmodified'  then last_modified.httpdate
  end
end

#last_modified ⇒ Object

Return the time of last modification.

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 32

def last_modified
  raise NotImplementedError
end

#last_modified=(time) ⇒ Object

Set the time of last modification.

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 37

def last_modified=(time)
  raise NotImplementedError
end

#make_collection ⇒ Object

HTTP MKCOL request.

Create this resource as collection.

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 112

def make_collection
  raise NotImplementedError
end

#move(dest) ⇒ Object

HTTP MOVE request.

Move this resource to given destination resource.



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# File 'lib/rack_dav/resource.rb', line 104

def move(dest)
  copy(dest)
  delete
end

#name ⇒ Object 



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# File 'lib/rack_dav/resource.rb', line 120

def name
  File.basename(path)
end

#parent ⇒ Object 



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# File 'lib/rack_dav/resource.rb', line 163

def parent
  elements = @path.scan(/[^\/]+/)
  return nil if elements.empty?
  self.class.new('/' + elements[0..-2].to_a.join('/'), @options)
end

#post(request, response) ⇒ Object

HTTP POST request.

Usually forbidden.

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 83

def post(request, response)
  raise NotImplementedError
end

#property_names ⇒ Object 



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# File 'lib/rack_dav/resource.rb', line 132

def property_names
  %w(creationdate displayname getlastmodified getetag resourcetype getcontenttype getcontentlength)
end

#put(request, response) ⇒ Object

HTTP PUT request.

Save the content of the request.body.

Raises:

  • (NotImplementedError) 


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# File 'lib/rack_dav/resource.rb', line 76

def put(request, response)
  raise NotImplementedError
end

#remove_property(name) ⇒ Object

Raises:

  • (HTTPStatus::Forbidden) 


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# File 'lib/rack_dav/resource.rb', line 159

def remove_property(name)
  raise HTTPStatus::Forbidden
end

#resource_type ⇒ Object

Return the resource type.

If this is a collection, return REXML::Element.new(‘D:collection’)



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# File 'lib/rack_dav/resource.rb', line 50

def resource_type
  if collection?
    REXML::Element.new('D:collection')
  end
end

#set_property(name, value) ⇒ Object 



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# File 'lib/rack_dav/resource.rb', line 148

def set_property(name, value)
  case name
  when 'resourcetype'    then self.resource_type = value
  when 'getcontenttype'  then self.content_type = value
  when 'getetag'         then self.etag = value
  when 'getlastmodified' then self.last_modified = Time.httpdate(value)
  end
rescue ArgumentError
  raise HTTPStatus::Conflict
end