Sha256: 6ebf423151e3b12972c45a4ccd8d74b8a7694eb42b161836040318531b09216f
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Versions: 14
Compression:
Stored size: 1.17 KB
Contents
require 'digest/md5'
module FbGraph
class Auth
# NOTE:
# If you want access token, use FbGraph::Auth.new(APP_ID, APP_SECRET, :cookie => {..}) instead
class Cookie
def self.parse(client, cookie)
fb_cookie_string = if cookie.is_a?(Hash)
cookie["fbs_#{client.identifier}"]
else
cookie
end
raise VerificationFailed.new(401, 'Facebook cookie not found') if fb_cookie_string.blank?
fb_cookie_string.gsub!(/[\\"]/, '')
signature, fb_cookie = '', {}
fb_cookie_string.split('&').each do |kv|
k, v = kv.split('=')
if k == 'sig'
signature = v
else
v = v.to_i if k == 'expires'
fb_cookie[k] = v
end
end
signature_base_string = fb_cookie.to_a.sort do |a, b|
a[0] <=> b[0] || a[1] <=> b[1]
end.map do |(k, v)|
"#{k}=#{v}"
end.join
unless Digest::MD5.hexdigest("#{signature_base_string}#{client.secret}") == signature
raise VerificationFailed.new(401, 'Facebook cookie signature invalid')
end
fb_cookie.with_indifferent_access
end
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems