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43 lines
1.6 KiB
Ruby
43 lines
1.6 KiB
Ruby
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module CanonicalURL
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module ControllerExtensions
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def canonical_url(url_for_options = {})
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case url_for_options
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when Hash
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@canonical_url = url_for(url_for_options)
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else
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@canonical_url = url_for_options
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end
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end
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end
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module Helpers
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def canonical_link_tag(url = nil)
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return '' unless url || @canonical_url
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tag('link', :rel => 'canonical', :href => url || @canonical_url || request.url)
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end
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end
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end
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# https://github.com/mbleigh/canonical-url/blob/master/lib/canonical_url.rb
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# Copyright (c) 2009 Michael Bleigh and Intridea, Inc.
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.#
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