117 lines
3.5 KiB
Ruby
117 lines
3.5 KiB
Ruby
# -*- encoding : utf-8 -*-
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class Api::V1::BaseController < ApplicationController
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#respond_to :json
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helper_method :member_path
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rescue_from CanCan::AccessDenied do |exception|
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respond_to do |format|
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format.json { render :json => {:message => t("flash.exception_message")}.to_json, :status => 403 }
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end
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end
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protected
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def set_locale
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I18n.locale = :en
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end
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def error_message(subject, message)
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[message, subject.errors.full_messages].flatten.join('. ')
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end
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def create_subject(subject)
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class_name = subject.class.name
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if subject.save
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render_json_response subject, "#{class_name} has been created successfully"
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else
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render_validation_error subject, "#{class_name} has not been created"
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end
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end
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def update_member_in_subject(subject, relation = :relations)
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role = params[:role]
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class_name = subject.class.name.downcase
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if member.present? && role.present? && subject.respond_to?(:owner) && subject.owner != member &&
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subject.send(relation).by_actor(member).update_all(:role => role)
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render_json_response subject, "Role for #{member.class.name.downcase} '#{member.id} has been updated in #{class_name} successfully"
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else
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render_validation_error subject, "Role for member has not been updated in #{class_name}"
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end
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end
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def add_member_to_subject(subject, role = 'admin')
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class_name = subject.class.name.downcase
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if member.present? && subject.add_member(member, role)
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render_json_response subject, "#{member.class.to_s} '#{member.id}' has been added to #{class_name} successfully"
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else
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render_validation_error subject, "Member has not been added to #{class_name}"
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end
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end
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def remove_member_from_subject(subject)
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class_name = subject.class.name.downcase
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if member.present? && subject.remove_member(member)
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render_json_response subject, "#{member.class.to_s} '#{member.id}' has been removed from #{class_name} successfully"
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else
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render_validation_error subject, "Member has not been removed from #{class_name}"
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end
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end
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def destroy_subject(subject)
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subject.destroy # later with resque
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render_json_response subject, "#{subject.class.name} has been destroyed successfully"
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end
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def update_subject(subject)
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class_name = subject.class.name
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if subject.update_attributes(params[class_name.underscore.to_sym] || {})
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render_json_response subject, "#{class_name} has been updated successfully"
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else
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render_validation_error subject, "#{class_name} has not been updated"
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end
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end
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def paginate_params
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per_page = params[:per_page].to_i
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per_page = 20 if per_page < 1
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per_page = 100 if per_page >100
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page = params[:page].to_i
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page = nil if page == 0
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{:page => page, :per_page => per_page}
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end
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def render_json_response(subject, message, status = 200)
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id = status != 200 ? nil : subject.id
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render :json => {
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subject.class.name.underscore.to_sym => {
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:id => id,
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:message => message
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}
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}.to_json, :status => status
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end
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def render_validation_error(subject, message)
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render_json_response(subject, error_message(subject, message), 422)
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end
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def member_path(subject)
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if subject.is_a?(User)
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api_v1_user_path(subject.id, :format => :json)
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else
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api_v1_group_path(subject.id, :format => :json)
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end
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end
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private
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def member
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if @member.blank? && %w(User Group).include?(params[:type])
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@member = params[:type].constantize.where(:id => params[:member_id]).first
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end
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@member
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end
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end
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