- # special case some common OpenID providers by applying heuristics
- # to try and come up with an alternate URL if the supplied one fails
- def openid_alternate_url(openid_url)
- # Special case gmail.com as it is potentially a popular OpenID
- # provider and, unlike yahoo.com, where it works automatically, Google
- # have hidden their OpenID endpoint somewhere obscure this making it
- # somewhat less user friendly.
- if openid_url.match(/(.*)gmail.com(\/?)$/) or openid_url.match(/(.*)googlemail.com(\/?)$/)
+ # verify an OpenID URL
+ def openid_verify(openid_url, user)
+ user.openid_url = openid_url
+
+ authenticate_with_open_id(openid_expand_url(openid_url), :method => :get, :required => [:email, "http://axschema.org/contact/email"]) do |result, identity_url, sreg, ax|
+ if result.successful?
+ # Do we trust the emails this provider returns?
+ if openid_email_verified(identity_url)
+ # Guard against not getting any extension data
+ sreg = Hash.new if sreg.nil?
+ ax = Hash.new if ax.nil?
+
+ # Get the verified email
+ verified_email = sreg["email"] || ax["http://axschema.org/contact/email"].first
+ end
+
+ # We need to use the openid url passed back from the OpenID provider
+ # rather than the one supplied by the user, as these can be different.
+ #
+ # For example, you can simply enter yahoo.com in the login box rather
+ # than a user specific url. Only once it comes back from the provider
+ # provider do we know the unique address for the user.
+ user.openid_url = identity_url
+ yield user, verified_email
+ elsif result.missing?
+ flash.now[:error] = t 'user.login.openid missing provider'
+ elsif result.invalid?
+ flash.now[:error] = t 'user.login.openid invalid'
+ else
+ flash.now[:error] = t 'user.login.auth failure'
+ end
+ end
+ end
+
+ ##
+ # special case some common OpenID providers by applying heuristics to
+ # try and come up with the correct URL based on what the user entered
+ def openid_expand_url(openid_url)
+ if openid_url.nil?
+ return nil
+ elsif openid_url.match(/(.*)gmail.com(\/?)$/) or openid_url.match(/(.*)googlemail.com(\/?)$/)
+ # Special case gmail.com as it is potentially a popular OpenID
+ # provider and, unlike yahoo.com, where it works automatically, Google
+ # have hidden their OpenID endpoint somewhere obscure this making it
+ # somewhat less user friendly.