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CORS in Rails 4 APIs
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class API::V1::BaseController < ApplicationController | |
skip_before_filter :verify_authenticity_token | |
before_filter :cors_preflight_check | |
after_filter :cors_set_access_control_headers | |
def cors_set_access_control_headers | |
headers['Access-Control-Allow-Origin'] = '*' | |
headers['Access-Control-Allow-Methods'] = 'POST, GET, PUT, DELETE, OPTIONS' | |
headers['Access-Control-Allow-Headers'] = 'Origin, Content-Type, Accept, Authorization, Token' | |
headers['Access-Control-Max-Age'] = "1728000" | |
end | |
def cors_preflight_check | |
if request.method == 'OPTIONS' | |
headers['Access-Control-Allow-Origin'] = '*' | |
headers['Access-Control-Allow-Methods'] = 'POST, GET, PUT, DELETE, OPTIONS' | |
headers['Access-Control-Allow-Headers'] = 'X-Requested-With, X-Prototype-Version, Token' | |
headers['Access-Control-Max-Age'] = '1728000' | |
render :text => '', :content_type => 'text/plain' | |
end | |
end | |
end |
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Rails.application.routes.draw do | |
namespace :api, :defaults => {:format => :json} do | |
namespace :v1 do | |
controller :whatever, path: '/whatever' do | |
match 'post_action', via: [ :post, :options] | |
end | |
end | |
end | |
end |
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class API::V1::WhateverController < API::V1::BaseController | |
def upload | |
# Do complicated super secret stuff | |
render json: { success: true } | |
end | |
end |
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Nice, you made my day ^^