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#
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# Copyright 2014 Red Hat, Inc.
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#
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# This software is licensed to you under the GNU General Public
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# License as published by the Free Software Foundation; either version
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# 2 of the License (GPLv2) or (at your option) any later version.
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# There is NO WARRANTY for this software, express or implied,
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# including the implied warranties of MERCHANTABILITY,
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# NON-INFRINGEMENT, or FITNESS FOR A PARTICULAR PURPOSE. You should
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# have received a copy of GPLv2 along with this software; if not, see
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# http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
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module Katello
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module KatelloUrlHelper
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include Rails.application.routes.url_helpers
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unless defined? CONSTANTS_DEFINED
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PORT = /(([:]\d{1,5})?)/
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PROTOCOLS = %r{(https?|ftp)://}ix
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FILEPREFIX = %r{(^file://)|^/}ix # is this a file based url
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# validation of hostname according to RFC952 and RFC1123
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DOMAIN = /(?:(?:(?:(?:[a-z0-9][-a-z0-9]{0,61})?[a-z0-9])[.])*(?:[a-z][-a-z0-9]{0,61}[a-z0-9]|[a-z])[.]?)/
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IPV4 = /(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/
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#TODO: ipv6 support
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#IPV6 = /(?:[0-9A-Fa-f]{1,4}:){7}[0-9A-Fa-f]{1,4}/
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URLREG = /^#{PROTOCOLS}((localhost)|#{DOMAIN}|#{IPV4})#{PORT}(\/.*)?$/ix
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FILEREG = /#{FILEPREFIX}([\w-]*\/?)*/ix # match file based urls
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CONSTANTS_DEFINED = true
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end
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def kipv4?(url)
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!!IPV4.match(url)
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end
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def kprotocol?(url)
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regex = /^#{PROTOCOLS}/
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!!regex.match(url)
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end
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def kurl_valid?(url)
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!!(file_prefix?(url) ? FILEREG.match(url) : URLREG.match(url))
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end
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def file_prefix?(url)
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!!FILEPREFIX.match(url)
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end
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end
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end
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