Bug#883094: Accessibility: Mate: Screen reader is not available in login screen

[sirgazil]

On 04/12/17 16:04, mike.gabriel at das-netzwerkteam.de wrote:
> Hi,
> 
> On Monday, December 4, 2017, sirgazil wrote:
>> On 04/12/17 06:18, Mike Gabriel wrote:
>>> Hi,
>>>
>>> On  Fr 01 Dez 2017 01:02:25 CET, sirgazil wrote:
>>>
>>>> On 30/11/17 04:38, Mike Gabriel wrote:
>>>>> Hi,
>>>>>
>>>>> On  Mi 29 Nov 2017 16:59:27 CET, sirgazil wrote:
>>>>>
>>>>>> Package: mate-desktop
>>>>>> Version: 1.16.2-2
>>>>>>
>>>>>> I'm using Debian Linux zenme 4.9.0-4-686-pae #1 SMP Debian 4.9.51-1
>>>>>> (2017-09-28) i686 GNU/Linux.
>>>>>>
>>>>>> When a blind person starts the computer, they don't have any way of
>>>>>> knowing whether the login screen has loaded or not. The system does
>>>>>> not provide any aural cues for blind users, so they have to call
>>>>>> sighted people to help them log in.
>>>>>
>>>>> Thanks for your feedback on accessibility.
>>>>>
>>>>> Please note that the MATE desktop does not come with a login manager
>>>>> itself. It uses a "3rd party product" for session login management.
>>>>>
>>>>> The default display manager in use for MATE desktop installations is
>>>>> LightDM.
>>>>>
>>>>> Please also note that I have recently uploaded the Arctica Greeter, a
>>>>> fork from Ubuntu's Unity Greeter. Arctica Greeter, like Unity
>>>>> Greeter, sends a little drum roll to the speaker, so there is indeed
>>>>> an accoustic signal that the greeter has loaded and the computer is
>>>>> ready for login.
>>>>>
>>>>> The greeter has Orca support built-in, so you can enable it (or have
>>>>> it enabled by default as a system-wide setting that survives reboot
>>>>> of the computer). Orca then will read to you the different text
>>>>> fragments you find on the login screen.
>>>>>
>>>>> I will ping you via this bug, once the Arctica Greeter has landed in
>>>>> Debian testing.
>>>>>
>>>>> Please note that such changes as requested / proposed cannot be made
>>>>> in a Debian stable release, so we need to look forward regarding this
>>>>> and improve ourselves for Debian 10 (aka buster).
>>>>>
>>>>> Thanks for your input!
>>>>> Mike
>>>>
>>>>
>>>> Thank you for the information, Mike.
>>>>
>>>> I'd like to add that working around this problem by activating Orca
>>>> screen reader in the LightDM GTK+ Greeter Settings is not possible
>>>> because the greeter hangs when doing so (see
>>>> https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=883215).
>>>>
>>>> So it seems Debian 9 with Mate is currently not accessible at all to
>>>> blind users?
>>>
>>> Please note that LightDM GTK+ Greeter is _not_ Arctica Greeter.
>>
>>
>> Yes, I know that. I was referring to the default greeter that is used in
>> Debian when you select the Mate desktop in the installation process.
>>
>>
>>> If you are not scared of third party APT repositories, you can get a
>>> build of Arctica Greeter here:
>>>
>>> ```
>>> deb http://packages.arctica-greeter.org/debian stretch main
>>> ```
>>>
>>> The GnuPG Archive Key can be obtained this way:
>>>
>>> ```
>>> wget -qO - http://packages.arctica-project.org/archive.key | sudo
>>> apt-key add -
>>> ```
>>>
>>> Looking forward for your feedback! Orca can be enable in the greeter
>>> with ALT + SUPER + S.
>>
>>
>> Well, in this particular case, only Debian stable repositories are allowed.
>>
>> I'd like to try this workaround on my machine, though, but trying to add
>> the GPG Archive Key failed:
>>
>>       # apt-key add archive.key
>>       gpg: keydb_get_keyblock failed: Value not found
>>
>>
> 
> Does archive.key really contain a GPG public key? It seems that the key block is missing in the file you use as archive.key. Please check with a text editor or pager...

The file looks like a public key; the PUBLIC KEY BLOCK is there.

Trying to import the key in Synaptic results in an error saying that the 
file may not be a GPG key or that it is corrupt, and Synaptic generates 
an entry in the list of Trusted software providers that looks like the 
information in a PO file:

https://multimedialib.files.wordpress.com/2017/12/synaptic-import-key-file.png

So maybe this key file is funny?