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Class: WEBrick::HTTPUtils::FormData

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, String
Instance Chain:
self, String
Inherits: String
  • Object
Defined in: lib/webrick/httputils.rb

Overview

Stores multipart form data. FormData objects are created when parse_form_data is called.

Class Method Summary

Instance Attribute Summary

  • #filename rw

    The filename of the form data part.

  • #name rw

    The name of the form data part.

Instance Method Summary

  • #<<(str)

    Adds str to this FormData which may be the body, a header or a header entry.

  • #[](*key)

    Retrieves the header at the first entry in key

  • #append_data(data)

    Adds data at the end of the chain of entries.

  • #each_data

    Yields each entry in this FormData.

  • #list (also: #to_ary)

    Returns all the FormData as an Array.

  • #to_ary

    A FormData will behave like an Array.

  • #to_s

    This FormData's body.

Constructor Details

.new(*args) ⇒ FormData

Creates a new FormData object.

args is an Array of form data entries. One FormData will be created for each entry.

This is called by WEBrick::HTTPUtils.parse_form_data for you

[ GitHub ] 

  


# File 'lib/webrick/httputils.rb', line 265



def initialize(*args)
  @name = @filename = @next_data = nil
  if args.empty?
    @raw_header = []
    @header = nil
    super("")
  else
    @raw_header = EmptyRawHeader
    @header = EmptyHeader
    super(args.shift)
    unless args.empty?
      @next_data = self.class.new(*args)
    end
  end
end


  







Instance Attribute Details



  

    #filename   (rw)
  



  

    

The filename of the form data part


  



  [ GitHub ]


  

  


# File 'lib/webrick/httputils.rb', line 252



attr_accessor :filename


  








  

    #name   (rw)
  



  

    

The name of the form data part


  



  [ GitHub ]


  

  


# File 'lib/webrick/httputils.rb', line 247



attr_accessor :name


  







Instance Method Details



  

    #<<(str)  
  



  

    

Adds str to this FormData which may be the body, a header or a header entry.



This is called by WEBrick::HTTPUtils.parse_form_data for you


  



  [ GitHub ]


  

  


# File 'lib/webrick/httputils.rb', line 298



def <<(str)
  if @header
    super
  elsif str == CRLF
    @header = HTTPUtils::parse_header(@raw_header.join)
    if cd = self['content-disposition']
      if /\s+name="(.*?)"/ =~ cd then @name = $1 end
      if /\s+filename="(.*?)"/ =~ cd then @filename = $1 end
    end
  else
    @raw_header << str
  end
  self
end


  








  

    #[](*key)  
  



  

    

Retrieves the header at the first entry in key


  



  [ GitHub ]


  

  


# File 'lib/webrick/httputils.rb', line 284



def [](*key)
  begin
    @header[key[0].downcase].join(", ")
  rescue StandardError, NameError
    super
  end
end


  








  

    #append_data(data)  
  



  

    

Adds data at the end of the chain of entries



This is called by WEBrick::HTTPUtils.parse_form_data for you.


  



  [ GitHub ]


  

  


# File 'lib/webrick/httputils.rb', line 318



def append_data(data)
  tmp = self
  while tmp
    unless tmp.next_data
      tmp.next_data = data
      break
    end
    tmp = tmp.next_data
  end
  self
end


  








  

    #each_data  
  



  

    

Yields each entry in this FormData


  



  [ GitHub ]


  

  


# File 'lib/webrick/httputils.rb', line 333



def each_data
  tmp = self
  while tmp
    next_data = tmp.next_data
    yield(tmp)
    tmp = next_data
  end
end


  








  

    #list  
    Also known as: #to_ary
  



  

    

Returns all the FormData as an Array


  



  [ GitHub ]


  

  


# File 'lib/webrick/httputils.rb', line 345



def list
  ret = []
  each_data{|data|
    ret << data.to_s
  }
  ret
end


  








  

    #to_ary  
  



  

    

A FormData will behave like an Array


  



  [ GitHub ]


  

  


# File 'lib/webrick/httputils.rb', line 356



alias :to_ary :list


  








  

    #to_s  
  



  

    

This FormData's body


  



  [ GitHub ]


  

  


# File 'lib/webrick/httputils.rb', line 361



def to_s
  String.new(self)
end