49 lines
1.0 KiB
Ruby
49 lines
1.0 KiB
Ruby
class Application < Merb::Controller
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def index
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redirect '/'
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end
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def current_user
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if session[:user_id]
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(@_user ||= User.find(session[:user_id]))
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else
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(cookies[:session_id] ||= session[:session_id])
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end
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end
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def logged_in?
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!session[:user_id].nil?
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end
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def administrator?
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logged_in? and current_user and current_user.administrator?
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end
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def reset_session
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session[:user_id] = nil
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end
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def get_photo_version(width, height)
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key = "photo_#{@photo.id}_#{width}_#{height}"
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img = Cache.get(key)
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File.open("#{@photo.base_directory}/#{@photo.filename}", "r") do |f|
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img = Magick::Image.from_blob(f.read).first.resize_to_fit(width, height)
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Cache.put(key, img)
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end if img.nil?
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img
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end
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def fetch_allowed_user
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@user = if administrator?
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User.find_by_user_name params[:id]
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elsif logged_in? and params[:id] != current_user.user_name
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raise NotAcceptable
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else
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current_user
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end
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raise NotFound if @user.nil?
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end
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end
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