Class: UsageMod::OpenURIInputPlugin

Inherits:

FilePlugin

• Object
• ArgumentParserPlugin
• FilePlugin
• UsageMod::OpenURIInputPlugin

Defined in:

lib/Usage.rb

Instance Attribute Summary

Attributes inherited from ArgumentParserPlugin

#value

Instance Method Summary

• #initialize(usage_ui, str) ⇒ OpenURIInputPlugin constructor

  A new instance of OpenURIInputPlugin.

Methods inherited from FilePlugin

#close

Methods inherited from ArgumentParserPlugin

#close

Constructor Details

#initialize(usage_ui, str) ⇒ OpenURIInputPlugin

Returns a new instance of OpenURIInputPlugin.

# File 'lib/Usage.rb', line 526

def initialize(usage_ui, str)
	$TRACE.debug 5, "trying to open uri '#{str}' for input"

	# see if it looks like a URI
	m = /^(\w+):\/\//.match(str)

	# if it matches and its not either http or ftp (which is all open-uri
	# does at this point
	if m && !(["http", "ftp"].include?(m[1].downcase)) then
		# tell the user
		raise OpenURIBadFormatError.new(str)
	end

	# if it starts with www. or ftp. then just pre-pend the transport protocol
	if m = /^(www|ftp)\./i.match(str) then
		if m[1].downcase == "www" then
			str = "http://" + str
		else
			str = "ftp://" + str
		end
	end
	
	# try opening it with open-uri
	begin
		@value = open(str)
	rescue Exception => e
		puts e.message
		raise IOInputError.new(str, e.message)
	end
end