ubuntu-phone team mailing list archive

[Simeon <Simeon@xxxxxxxxx>]

Hi Frans and others,

I noticed today that the app got released, very nice. Thanks a ton for it.
I tried adding my own map files to the sd card but the app didnt pick them up. The github issue is
https://github.com/fransschreuder/OSMScout-ubuntu/issues/4

I will try routing tomorrow.

Simeon

Am 2015-06-02 um 21:18 schrieb Frans Schreuder:
> Dear Ubuntu-phone mailing list,
>
> I have spent a few weeks developing an offline routing / navigation
> application (LGPL) based on openstreetmaps / libosmscout.
> I want to publish the app in the Ubuntu App Store, but I am facing a
> problem: I need read access on a location on the SD card. I will explain
> why.
>
> 1.) The maps take quite some space on the device (Netherlands is 1.3GB,
> Germany is 4+ GB). At least on the BQ Aquaris this space is not
> available in the home directory, at least not if you also want to remain
> with some space available.
>
> 2.) The maps have to be converted to a binary format with a tool on the
> PC. Until I got some server space and time to host some readily
> converted maps, the user will have to transfer maps manually to the
> phone. If this would be the app data space, that location is not by
> default readable if you browse the phone on the PC.
>
> 3.) Converting the maps on the phone is not really an option, as the
> process uses several GB as temp space, and on an i7 pc it can take over
> 1 hour for a map of a small country.
>
> For now there are no good apparmor rules that matches the need of this
> application, Picture read could be possible, however it needs the maps
> to be placed in <SD_CARD>/Pictures/osmscout. That is an ugly solution,
> but it works.
> Another solution is to set the app as unconfined, and use the location
> <SD_CARD>/Maps/osmscout. However this is not the solution to allow for
> any app, I think this app really adds value to the Ubuntu phone.
> Would it be possible to create an app-specific rule that allows (Read,
> and maybe later Write) access to <SD_CARD>/Maps/? Or otherwise to allow
> this app to be published as unconfined?
>
> The source code for the app can be found here:
> https://github.com/fransschreuder/libosmscout
>
> The tool to convert maps can be obtained on a desktop:
> sudo apt-add-repository ppa:fransschreuder1/osmscout-import
> sudo apt-get update
> sudo apt-get install osmscoutimportgui0
>
> Thanks for your comments,
>
> Regards,
>
> Frans Schreuder
>
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