The new permissions level is welcomed by me and a good idea. Removing
the ability for xAuth to access DMs is insanity, pure and simple.

I presume your iOS and Mac clients will be switching off xAuth access
as well then?

On May 18, 6:19 pm, Jim Cortez <j...@jimcortez.com> wrote:
> Matt,
>      You say:> This means applications which use xAuth and want to access 
> direct
> > messages must send a user through the full OAuth flow.
>
> What if the client using xAuth has no browser and therefore cannot go
> through oAuth? Does this mean that direct messages cannot be accessed?
> Is there a process I can go through to get our app approved for use of
> direct messages without using oAuth?
>
> Thanks,
> Jim Cortez
>
> On5/18/11 10:01 AM, Matt Harris wrote:
>
>
>
> > Hey everyone,
>
> > We recently updated our OAuth screens to give users greater
> > transparency about the level of access applications have to their
> > accounts. The valuable feedback Twitter users and developers have
> > given us played a large part in that redesign and helped us identify
> > where we can do more.
>
> > In particular, users and developers have requested greater granularity
> > for permission levels.
>
> > In response to this feedback, we have created a new permission level
> > for applications called “Read, Write & Direct Messages”. This
> > permission will allow an application to read or delete a user's direct
> > messages. When we enforce this permission, applications without a
> > “Read, Write & Direct Messages” token will be unable to read or delete
> > direct messages. To ensure users know that an application is receiving
> > access to their direct messages, we are also restricting this
> > permission to the OAuth /authorize web flow only. This means
> > applications which use xAuth and want to access direct messages must
> > send a user through the full OAuth flow.
>
> > What does this mean for your application?
> > If you do not need access to direct messages: you won’t need to make
> > any changes to your application. When we enforce the new permission
> > level your read or read/write token will automatically lose access to
> > direct messages.
>
> > If you do need access to direct messages: you will need to edit your
> > application record onhttps://dev.twitter.com/appsand change the
> > permission level of your application to “Read, Write and Direct
> > Messages”. The new permission will not affect existing tokens which
> > means existing users or your app or service will need to reauthorize.
>
> > We know this will take some time so we are allowing a transition
> > period until the end of this month. During this time there will be no
> > change to the access Read/Write tokens have to a users account.
> > However, at the end of the month any tokens which have not been
> > upgrade to “Read, Write and Direct Messages” will be unable to access
> > and delete direct messages.
>
> > Affected APIs and requests
> > On the REST API, Read and Read/Write applications will no longer be
> > able to use these API methods:
> > /1/direct_messages.{format}
> > /1/direct_messages/sent.{format}
> > /1/direct_messages/show.{format}
> > /1/direct_messages/destroy.{format}
>
> > For the Streaming API, both User Streams and Site Streams will only
> > receive direct messages if the user has authorised an application to
> > access direct messages.
>
> > Applications that use “Sign-in with Twitter” or xAuth will only be
> > able to receive Read or Read/Write tokens.
>
> > What this means is only applications which direct a user through the
> > OAuth web flow will be able to receive access tokens that allow access
> > to direct messages. Any other method of authorization, including
> > xAuth, will only be able to receive Read/Write tokens.
>
> > What will happen when the permission is activated
> > When we activate the new permission, all Read and Read/Write
> > user_tokens issued to third-party applications will lose their ability
> > to read direct messages. Any attempt to read direct messages will
> > result in an HTTP 403 error being returned.
>
> > For example, a GET request to
> >https://api.twitter.com/1/direct_messages/sent.jsonwill return an
> > HTTP 403 Forbidden with the response body:
>
> > {"errors":[{"code":93,"message":"This application is not allowed to
> > access or delete your direct messages"}]}
>
> > Key Points
> > * If you wish to access a user’s direct messages you will need to
> > update your application and reauthorize existing tokens.
> > * The only way to get direct message access is to request access
> > through the OAuth /authorize web flow. You will not be permitted to
> > access direct messages if you use xAuth.
> > * When we enforce the permission Read/Write and Read tokens will be
> > unable to access and delete direct messages.
> > * Read/Write tokens will be able to send direct messages after the
> > permission is enforced.
>
> > We’ll be collating responses and adding more information on our
> > developer resources permission model page:
> >https://dev.twitter.com/pages/application-permission-model
>
> > We have also blogged about this on the Twitter blog:
> >http://blog.twitter.com/2011/05/mission-permission.html
>
> > Best,
> > @themattharris
> > --
> > Twitter developer documentation and resources:https://dev.twitter.com/doc
> > API updates via Twitter:https://twitter.com/twitterapi
> > Issues/Enhancements Tracker:
> >https://code.google.com/p/twitter-api/issues/list
> > Change your membership to this group:
> >https://groups.google.com/forum/#!forum/twitter-development-talk
> > <https://groups.google.com/forum/#%21forum/twitter-development-talk>

-- 
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