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Contents
=begin rdoc
= DOWNLOAD.RB
*Author*:: Tamara Temple <tamara@tamaratemple.com>
*Since*:: 2013-05-27
*Copyright*:: (c) 2013 Tamara Temple Web Development
*License*:: MIT
=end
require 'mechanize'
module Scrapers
module Download
def self.download(url,dir=".",overwrite=false)
# need a new agent each time!
agent = Mechanize.new
agent.pluggable_parser.default = Mechanize::Download
@dir = validate_directory(dir)
dl = agent.get(url)
Dir.chdir(@dir) do |dir|
if overwrite
dl.save!(dl.filename)
else
dl.save()
end
end
File.join(@dir,dl.filename)
end
def self.validate_directory(d)
raise "#{d} is not a writable directory!" unless File.directory?(d) and File.writable?(d)
d
end
end
end
Version data entries
19 entries across 19 versions & 1 rubygems