Downloading Scratch project to XO

John Maloney jmaloney at
Mon Dec 15 12:53:05 EST 2008

Hi, Phillipp.

Thanks for reporting this problem. I believe there is a way to tell  
the XO to associate the .sb file extension with Scratch. I will look  
into that and let you know if I figure it out.

	-- John

On Dec 14, 2008, at 8:03 PM, Philipp Kocher wrote:

> Hi
> I would like to download Scratch projects from a local server to the  
> XO.
> On the server I added the following line to the file /etc/mime.types:
> application/scratch             sb
> The apache server is now sending files with sb-extension with mime  
> type application/scratch.
> On the XO the mime type gets stored in the datastore metadata-file.  
> After adding the following line to the Scratch activity/ 
> file, Scratch gets started when clicking on the  
> Scratch project in the Journal:
> mime_types = application/scratch
> The problem is that the project doesn't get opened. The scratch  
> start script bin/scratch-activity gets called with the -u argument  
> holding a datastore object ID, but the script doesn't handle the -u  
> argument.
> How can I convert a datastore object ID to a filename, so scratch  
> can open the project? And how do I get the necessary permissions to  
> access the file?
> Thanks,
> Philipp
> Pepyride School
> Cambodia

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