Revision 63efbbf5
Added by Petr Chalupa almost 12 years ago
- ID 63efbbf53695f64577724f941eb223d96032e5b2
| app/controllers/api/base_controller.rb | ||
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#TODO: inherit from application controller after cleanup
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class BaseController < ActionController::Base
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before_filter :set_default_response_format, :authorize
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before_filter :set_default_response_format, :authorize, :set_resource_params
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respond_to :json
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def process_error options = { }
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def process_error(options = { })
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options[:json_code] ||= :unprocessable_entity
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errors = if options[:error]
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| ... | ... | |
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render :json => { "errors" => errors }, :status => options[:json_code]
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end
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def get_resource
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instance_variable_get(:"@#{controller_name.singularize}")
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end
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def process_response condition, response = nil
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def process_response(condition, response = nil)
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if condition
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response ||= get_resource
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respond_with response
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| ... | ... | |
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if result = authenticate_with_http_basic { |u, p| user_to_login = u; User.try_to_login(u, p) }
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User.current = result
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else
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process_error({ :error => "Unable to authenticate user %s" % user_to_login, :json_code => :unauthorized })
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process_error :error => "Unable to authenticate user %s" % user_to_login, :json_code => :unauthorized
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return false
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end
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end
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| ... | ... | |
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User.current = User.find_by_login("admin")
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end
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# FIXME the following breaks bookmark controller as it has no Autho restrictions in the model.
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# Moreover it probably doesn't make sense to have it in API controller.
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#allowed = User.current.allowed_to?({:controller => ctrl.gsub(/::/, "_").underscore, :action => action})
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#allowed ? true : deny_access
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User.current.allowed_to?(:controller => ctrl.gsub(/::/, "_").underscore, :action => action) or deny_access
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end
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def deny_access
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process_error({ :error => "Access denied", :json_code => :unauthorized })
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process_error :error => "Access denied", :json_code => :forbidden
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false
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end
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def get_resource
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instance_variable_get :"@#{resource_name}" or raise 'no resource loaded'
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end
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def resource_name
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controller_name.singularize
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end
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def resource_class
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@resource_class ||= resource_name.camelize.constantize
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end
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protected
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# searches for an object based on its name and assign it to an instance variable
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# searches for a resource based on its name and assign it to an instance variable
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# required for models which implement the to_param method
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#
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# example:
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# @host = Host.find_by_name params[:id]
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def find_by_name
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not_found and return if (id = params[:id]).blank?
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obj = controller_name.singularize
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# determine if we are searching for a numerical id or plain name
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cond = "find_by_" + ((id =~ /^\d+$/ && (id=id.to_i)) ? "id" : "name")
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not_found and return unless eval("@#{obj} = #{obj.camelize}.#{cond}(id)")
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# @host = Host.find_resource params[:id]
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def find_resource
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finder, key = case
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when (id = params[:"#{resource_name}_id"]).present?
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[:find_by_id, id]
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when (name = params[:"#{resource_name}_name"]).present?
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[:find_by_name, name]
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else
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[nil, nil]
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end
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resource = resource_class.send(finder, key) if finder
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if finder && resource
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return instance_variable_set(:"@#{resource_name}", resource)
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else
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not_found and return false
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end
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end
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def not_found(exception = nil)
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| ... | ... | |
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request.format = :json if params[:format].nil?
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end
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# store params[:id] under correct predicable key
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def set_resource_params
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if (id_or_name = params.delete(:id))
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suffix = id_or_name =~ /^\d+$/ ? 'id' : 'name'
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params[:"#{resource_name}_#{suffix}"] = id_or_name
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end
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end
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end
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end
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Also available in: Unified diff
api v1 - fixing permissions
cleanups in base controller