62 lines
1.3 KiB
Ruby
62 lines
1.3 KiB
Ruby
class ApplicationController < ActionController::Base
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protect_from_forgery
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before_filter :authenticate_user
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before_filter :increase_traffic_counter
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TRAFFIC_DECREMENTER = 0.15
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def authenticate_user
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if session[:u]
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@user = User.find_by_session_token(session[:u])
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end
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true
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end
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def increase_traffic_counter
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@traffic = 1.0
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if user_is_spider?
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return true
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end
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Keystore.transaction do
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date = (Keystore.value_for("traffic:date") || Time.now.to_i)
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traffic = (Keystore.incremented_value_for("traffic:hits", 0).
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to_f / 100.0) + 1.0
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# every second, decrement traffic by some amount
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@traffic = [ 1.0, traffic.to_f -
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((Time.now.to_i - date) * TRAFFIC_DECREMENTER) ].max
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Keystore.put("traffic:date", Time.now.to_i)
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Keystore.put("traffic:hits", (@traffic * 100.0).to_i)
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end
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Rails.logger.info " Traffic level: #{@traffic}"
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true
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end
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def require_logged_in_user
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if @user
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true
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else
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redirect_to "/login"
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end
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end
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def require_logged_in_user_or_400
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if @user
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true
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else
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render :text => "not logged in", :status => 400
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return false
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end
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end
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def user_is_spider?
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!!request.env["HTTP_USER_AGENT"].to_s.match(/Googlebot/)
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end
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end
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