Class: AuthorizationRulesController

Inherits:
ApplicationController
  • Object
show all
Defined in:
app/controllers/authorization_rules_controller.rb,
app/controllers/authorization_rules_controller.rb

Instance Method Summary collapse

Instance Method Details

#changeObject


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# File 'app/controllers/authorization_rules_controller.rb', line 32

def change
  @users = find_all_users
  @users.sort! {|a, b| a. <=> b. }
  
  @privileges = authorization_engine.auth_rules.collect {|rule| rule.privileges.to_a}.flatten.uniq
  @privileges = @privileges.collect do |priv|
    priv = Authorization::DevelopmentSupport::AnalyzerEngine::Privilege.for_sym(priv, authorization_engine)
    ([priv] + priv.descendants + priv.ancestors).map(&:to_sym)
  end.flatten.uniq
  @privileges.sort_by {|priv| priv.to_s}
  @privilege = params[:privilege].to_sym rescue @privileges.first
  @contexts = authorization_engine.auth_rules.collect {|rule| rule.contexts.to_a}.flatten.uniq
  @context = params[:context].to_sym rescue @contexts.first

  respond_to do |format|
    format.html
    format.js do
      render :partial => 'change'
    end
  end
end

#graphObject


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# File 'app/controllers/authorization_rules_controller.rb', line 25

def graph
  if params[:format] == "svg"
    render :text => dot_to_svg(auth_to_dot(graph_options)),
        :content_type => "image/svg+xml"
  end
end

#indexObject


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# File 'app/controllers/authorization_rules_controller.rb', line 17

def index
  respond_to do |format|
    format.html do
      @auth_rules_script = File.read("#{::Rails.root}/config/authorization_rules.rb")
    end
  end
end

#suggest_changeObject


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# File 'app/controllers/authorization_rules_controller.rb', line 54

def suggest_change
  users_permission = params[:user].inject({}) do |memo, (user_id, data)|
    if data[:permission] != "undetermined"
      begin
        memo[find_user_by_id(user_id)] = (data[:permission] == 'yes')
      rescue ActiveRecord::NotFound
      end
    end
    memo
  end

  prohibited_actions = (params[:prohibited_action] || []).collect do |spec|
    deserialize_changes(spec).flatten
  end

  analyzer = Authorization::DevelopmentSupport::ChangeSupporter.new(authorization_engine)
  
  privilege = params[:privilege].to_sym
  context = params[:context].to_sym
  all_users = User.all
  @context = context
  @approaches = analyzer.find_approaches_for(:users => all_users, :prohibited_actions => prohibited_actions) do
    users.each_with_index do |user, idx|
      unless users_permission[all_users[idx]].nil?
        args = [privilege, {:context => context, :user => user}]
        assert(users_permission[all_users[idx]] ? permit?(*args) : !permit?(*args))
      end
    end
  end

  @affected_users = @approaches.each_with_object({}) do |approach, memo|
    memo[approach] = approach.affected_users(authorization_engine, all_users, privilege, context).length
  end
  max_affected_users = @affected_users.values.max
  if params[:affected_users]
    @approaches = @approaches.sort_by do |approach|
      affected_users_count = @affected_users[approach]
      if params[:affected_users] == "many"
        #approach.weight.to_f / [affected_users_count, 0.1].min
        approach.weight + (max_affected_users - affected_users_count) * 10
      else
        #approach.weight * affected_users_count
        approach.weight + affected_users_count * 10
      end
    end
  end

  @grouped_approaches = analyzer.group_approaches(@approaches)

  respond_to do |format|
    format.js do
      render :partial => 'suggestions'
    end
  end
end