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Versions: 9
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Contents
module Credly
module Response
class RedirectLimitReached < Faraday::Error::ClientError
attr_reader :response
def initialize(response)
super "too many redirects; last one to: #{response['location']}"
@response = response
end
end
class FollowRedirects < Faraday::Middleware
REDIRECTS = [301, 302, 303, 307]
# default value for max redirects followed
FOLLOW_LIMIT = 3
def initialize(app, options = {})
super(app)
@options = options
@follow_limit = options[:limit] || FOLLOW_LIMIT
end
def call(env)
process_response(@app.call(env), @follow_limit)
end
def process_response(response, follows)
response.on_complete do |env|
if redirect? response
raise RedirectLimitReached, response if follows.zero?
env[:url] += response['location']
env[:method] = :get
response = process_response(@app.call(env), follows - 1)
end
end
response
end
def redirect?(response)
REDIRECTS.include? response.status
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems