add notes about passing display/state param during request url call
Mark Dodwell
12 years ago
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end
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```
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*NB.* If you want to set the `display` format on a per-request basis, you can just pass it to the OmniAuth request phase URL, for example: `/auth/facebook?display=popup`.
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*NB.* If you want to set the `display` format on a per-request basis, you can just pass it to the OmniAuth request phase URL, for example: `/auth/facebook?display=popup`. You can also pass through a `state` param which will be passed along to the callback url.
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## Authentication Hash
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options.access_token_options.inject({}) { |h,(k,v)| h[k.to_sym] = v; h }
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end
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##
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# You can pass +display+ or +state+ params to the auth request, if
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# you need to set them dynamically. You can also set these options
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# in the OmniAuth config :authorize_params option.
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#
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# /auth/facebook?display=popup&state=ABC
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#
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def authorize_params
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super.tap do |params|
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params.merge!(:display => request.params['display']) if request.params['display']
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