before_action :catch_redirect_hint
before_action :load_required_parameters
- before_action(:find_object_by_uuid,
- except: [:index, :create] + ERROR_ACTIONS)
before_action :load_limit_offset_order_params, only: [:index, :contents]
+ before_action :load_select_param
+ before_action(:find_object_by_uuid,
+ except: [:index, :create, :update] + ERROR_ACTIONS)
+ before_action :find_object_for_update, only: [:update]
before_action :load_where_param, only: [:index, :contents]
before_action :load_filters_param, only: [:index, :contents]
before_action :find_objects_for_index, :only => :index
+ before_action(:set_nullable_attrs_to_null, only: [:update, :create])
before_action :reload_object_before_update, :only => :update
before_action(:render_404_if_no_object,
except: [:index, :create] + ERROR_ACTIONS)
+ before_action :only_admin_can_bypass_federation
attr_writer :resource_attrs
:with => :render_error)
rescue_from(ActiveRecord::RecordNotFound,
ActionController::RoutingError,
- ActionController::UnknownController,
AbstractController::ActionNotFound,
:with => :render_not_found)
end
end
def show
- send_json @object.as_api_response(nil, select: @select)
+ send_json @object.as_api_response(nil, select: select_for_klass(@select, model_class))
end
def create
render_not_found "Object not found" if !@object
end
+ def only_admin_can_bypass_federation
+ unless !params[:bypass_federation] || current_user.andand.is_admin
+ send_error("The bypass_federation parameter is only permitted when current user is admin", status: 403)
+ end
+ end
+
def render_error(e)
logger.error e.inspect
- if !e.is_a? RequestError and (e.respond_to? :backtrace and e.backtrace)
- logger.error e.backtrace.collect { |x| x + "\n" }.join('')
+ if e.respond_to? :backtrace and e.backtrace
+ # This will be cleared by lograge after adding it to the log.
+ # Usually lograge would get the exceptions, but in our case we're catching
+ # all of them with exception handlers that cannot re-raise them because they
+ # don't get propagated.
+ Thread.current[:exception] = e.inspect
+ Thread.current[:backtrace] = e.backtrace.collect { |x| x + "\n" }.join('')
end
if (@object.respond_to? :errors and
@object.errors.andand.full_messages.andand.any?)
if params[pname].is_a?(Boolean)
return params[pname]
else
- logger.warn "Warning: received non-boolean parameter '#{pname}' on #{self.class.inspect}."
+ logger.warn "Warning: received non-boolean value #{params[pname].inspect} for boolean parameter #{pname} on #{self.class.inspect}, treating as false."
end
end
false
end
err[:errors] ||= args
err[:errors].map! do |err|
- err += " (" + Thread.current[:request_id] + ")"
+ err += " (#{request.request_id})"
end
err[:error_token] = [Time.now.utc.to_i, "%08x" % rand(16 ** 8)].join("+")
status = err.delete(:status) || 422
@objects = model_class.apply_filters(@objects, @filters)
end
+ def select_for_klass sel, model_class
+ # Filter the select fields to only the ones that apply to the
+ # given class.
+ sel.map do |column|
+ sp = column.split(".")
+ if sp.length == 2 && sp[0] == model_class.table_name
+ sp[1]
+ elsif model_class.selectable_attributes.include? column
+ column
+ else
+ nil
+ end
+ end.compact
+ end
+
def apply_where_limit_order_params model_class=nil
model_class ||= self.model_class
apply_filters model_class
# Map attribute names in @select to real column names, resolve
# those to fully-qualified SQL column names, and pass the
# resulting string to the select method.
- columns_list = model_class.columns_for_attributes(@select).
+ columns_list = model_class.columns_for_attributes(select_for_klass @select, model_class).
map { |s| "#{ar_table_name}.#{ActiveRecord::Base.connection.quote_column_name s}" }
@objects = @objects.select(columns_list.join(", "))
end
@objects = @objects.order(@orders.join ", ") if @orders.any?
@objects = @objects.limit(@limit)
@objects = @objects.offset(@offset)
- @objects = @objects.distinct(@distinct) if not @distinct.nil?
+ @objects = @objects.distinct() if @distinct
end
# limit_database_read ensures @objects (which must be an
return if @limit == 0 || @limit == 1
model_class ||= self.model_class
limit_columns = model_class.limit_index_columns_read
- limit_columns &= model_class.columns_for_attributes(@select) if @select
+ limit_columns &= model_class.columns_for_attributes(select_for_klass @select, model_class) if @select
return if limit_columns.empty?
model_class.transaction do
limit_query = @objects.
%w(created_at modified_by_client_uuid modified_by_user_uuid modified_at).each do |x|
@attrs.delete x.to_sym
end
- @attrs = @attrs.symbolize_keys if @attrs.is_a? HashWithIndifferentAccess
+ @attrs = @attrs.symbolize_keys if @attrs.is_a? ActiveSupport::HashWithIndifferentAccess
@attrs
end
if not current_user
respond_to do |format|
format.json { send_error("Not logged in", status: 401) }
- format.html { redirect_to '/auth/joshid' }
+ format.html { redirect_to '/login' }
end
false
end
end
def set_current_request_id
- req_id = request.headers['X-Request-Id']
- if !req_id || req_id.length < 1 || req_id.length > 1024
- # Client-supplied ID is either missing or too long to be
- # considered friendly.
- req_id = "req-" + Random::DEFAULT.rand(2**128).to_s(36)[0..19]
- end
- response.headers['X-Request-Id'] = Thread.current[:request_id] = req_id
- Rails.logger.tagged(req_id) do
+ Rails.logger.tagged(request.request_id) do
yield
end
- Thread.current[:request_id] = nil
end
def append_info_to_payload(payload)
super
- payload[:request_id] = response.headers['X-Request-Id']
+ payload[:request_id] = request.request_id
payload[:client_ipaddr] = @remote_ip
payload[:client_auth] = current_api_client_authorization.andand.uuid || nil
end
def disable_api_methods
- if Rails.configuration.API.DisabledAPIs.include?(controller_name + "." + action_name)
+ if Rails.configuration.API.DisabledAPIs[controller_name + "." + action_name]
send_error("Disabled", status: 404)
end
end
controller_name
end
- def find_object_by_uuid
+ def find_object_for_update
+ find_object_by_uuid(with_lock: true)
+ end
+
+ def find_object_by_uuid(with_lock: false)
if params[:id] and params[:id].match(/\D/)
params[:uuid] = params.delete :id
end
@filters = []
@objects = nil
find_objects_for_index
- @object = @objects.first
+ if with_lock && Rails.configuration.API.LockBeforeUpdate
+ @object = @objects.lock.first
+ else
+ @object = @objects.first
+ end
+ end
+
+ def nullable_attributes
+ []
+ end
+
+ # Go code may send empty values (ie: empty string instead of NULL) that
+ # should be translated to NULL on the database.
+ def set_nullable_attrs_to_null
+ nullify_attrs(resource_attrs.to_hash).each do |k, v|
+ resource_attrs[k] = v
+ end
+ end
+
+ def nullify_attrs(a = {})
+ new_attrs = a.to_hash.symbolize_keys
+ (new_attrs.keys & nullable_attributes).each do |attr|
+ val = new_attrs[attr]
+ if (val.class == Integer && val == 0) || (val.class == String && val == "")
+ new_attrs[attr] = nil
+ end
+ end
+ return new_attrs
end
def reload_object_before_update
:self_link => "",
:offset => @offset,
:limit => @limit,
- :items => @objects.as_api_response(nil, {select: @select})
+ :items => @objects.as_api_response(nil, {select: select_for_klass(@select, model_class)})
}
if @extra_included
- list[:included] = @extra_included.as_api_response(nil, {select: @select})
+ list[:included] = @extra_included.as_api_response(nil, {select: select_for_klass(@select, model_class)})
end
case params[:count]
when nil, '', 'exact'
if @objects.respond_to? :except
list[:items_available] = @objects.
except(:limit).except(:offset).
- distinct.count(:id)
+ count(@distinct ? :id : '*')
end
when 'none'
else
# Make sure params[key] is either true or false -- not a
# string, not nil, etc.
if not params.include?(key)
- params[key] = info[:default]
+ params[key] = info[:default] || false
elsif [false, 'false', '0', 0].include? params[key]
params[key] = false
elsif [true, 'true', '1', 1].include? params[key]
def self._create_requires_parameters
{
+ select: {
+ type: 'array',
+ description: "Attributes of the new object to return in the response.",
+ required: false,
+ },
ensure_unique_name: {
type: "boolean",
description: "Adjust name to ensure uniqueness instead of returning an error on (owner_uuid, name) collision.",
end
def self._update_requires_parameters
- {}
+ {
+ select: {
+ type: 'array',
+ description: "Attributes of the updated object to return in the response.",
+ required: false,
+ },
+ }
+ end
+
+ def self._show_requires_parameters
+ {
+ select: {
+ type: 'array',
+ description: "Attributes of the object to return in the response.",
+ required: false,
+ },
+ }
end
def self._index_requires_parameters
filters: { type: 'array', required: false },
where: { type: 'object', required: false },
order: { type: 'array', required: false },
- select: { type: 'array', required: false },
- distinct: { type: 'boolean', required: false },
+ select: {
+ type: 'array',
+ description: "Attributes of each object to return in the response.",
+ required: false,
+ },
+ distinct: { type: 'boolean', required: false, default: false },
limit: { type: 'integer', required: false, default: DEFAULT_LIMIT },
offset: { type: 'integer', required: false, default: 0 },
count: { type: 'string', required: false, default: 'exact' },
location: "query",
required: false,
},
+ bypass_federation: {
+ type: 'boolean',
+ required: false,
+ description: 'bypass federation behavior, list items from local instance database only'
+ }
}
end
- def client_accepts_plain_text_stream
- (request.headers['Accept'].split(' ') &
- ['text/plain', '*/*']).count > 0
- end
-
def render *opts
if opts.first
response = opts.first[:json]