Class: Mapi::Msg::Attachment

Inherits:
Attachment show all
Defined in:
lib/mapi/msg.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Attachment

#data, #filename, #inspect, #save, #to_mime, #to_tmail

Constructor Details

#initialize(obj, helper) ⇒ Attachment

Returns a new instance of Attachment.

Parameters:

  • obj (Ole::Storage::Dirent)
  • helper (Helper) 


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# File 'lib/mapi/msg.rb', line 448

def initialize obj, helper
	@obj = obj
	@embedded_ole = nil
	@embedded_msg = nil

	super PropertySet.new(PropertyStore.load(@obj, helper))
	Msg.warn_unknown @obj

	@obj.children.each do |child|
		# temp hack. PropertyStore doesn't do directory properties atm - FIXME
		if child.dir? and child.name =~ PropertyStore::SUBSTG_RX and
			 $1 == '3701' and $2.downcase == '000d'
			@embedded_ole = child
			class << @embedded_ole
				def compobj
					return nil unless compobj = self["\001CompObj"]
					compobj.read[/^.{32}([^\x00]+)/m, 1]
				end

				def embedded_type
					temp = compobj and return temp
					# try to guess more
					if children.select { |child| child.name =~ /__(substg|properties|recip|attach|nameid)/ }.length > 2
						return 'Microsoft Office Outlook Message'
					end
					nil
				end
			end
			if @embedded_ole.embedded_type == 'Microsoft Office Outlook Message'
				@embedded_msg = Msg.new @embedded_ole, helper
			end
		end
	end
end

Instance Attribute Details

#properties ⇒ PropertySet (readonly) Also known as: props

Returns:



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# File 'lib/mapi/msg.rb', line 442

def properties
  @properties
end

Instance Method Details

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mapi/msg.rb', line 484

def valid?
	# something i started to notice when handling embedded ole object attachments is
	# the particularly strange case where there are empty attachments
	not props.raw.keys.empty?
end