44 lines
867 B
Ruby
44 lines
867 B
Ruby
module Projects
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class DownloadService < BaseService
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WHITELIST = [
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/^[^.]+\.fogbugz.com$/
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]
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def initialize(project, url)
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@project, @url = project, url
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end
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def execute
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return nil unless valid_url?(@url)
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uploader = FileUploader.new(@project)
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uploader.download!(@url)
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uploader.store!
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filename = uploader.image? ? uploader.file.basename : uploader.file.filename
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{
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'alt' => filename,
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'url' => uploader.secure_url,
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'is_image' => uploader.image?
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}
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end
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private
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def valid_url?(url)
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url && http?(url) && valid_domain?(url)
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end
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def http?(url)
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url =~ /\A#{URI::regexp(['http', 'https'])}\z/
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end
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def valid_domain?(url)
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host = URI.parse(url).host
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WHITELIST.any? { |entry| entry === host }
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end
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end
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end
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