[Tilecache] Virtual Earth compatible TC-cache

[Steven M. Ottens]

I only send this to chris, so here it is for the list:

Attached

Christopher Schmidt wrote:
> On Tue, Feb 12, 2008 at 03:48:19PM +0100, Steven M. Ottens wrote:
>   
>> Hi all,
>>
>> Once I finished it, I realised that it is actually quite a useless piece 
>> of code. There is hardly any asiteuation where you want to store the 
>> cache inside TC as VE-tiles without exposing them to the outer world. So 
>> I decided to write a service instead. The will take a request with a 
>> quadkey and calculate the row and column in epsg:900913:
>> A typical request would be
>> http://steef/tilecache.py?ve=true&layer=hoogtes&tile=120
>>
>> where ve=true triggers the VETMS service in Service.py
>> layer=hoogtes gives yoou the layer
>> tile=120 gives you the quad key number.
>> 120 in this case means z= 3, x=4 and y=5
>>
>> In virtual earth you can add a tilecache-based layer this way:
>> var tileSourceSpec = new VETileSourceSpecification("ahn", 
>> "http://steef/tilecache.py?ve=true&layer=hoogtes&tile=%4");
>>
>> Once again the only reason why you want to use this is if you're somehow 
>> stuck with the VE-client, instead of a more friendly one like OpenLayers.
>>
>> Attached the VETMS service also you need to add the following lines to 
>> Service.py
>>       elif params.has_key("ve") and \
>>             params['ve'] == "true":
>>            from TileCache.Services.VETMS import VETMS
>>            tile = VETMS(self).parse(params, path_info, host)
>>
>> just above:
>>       else:
>>            from TileCache.Services.TMS import TMS
>>            tile = TMS(self).parse(params, path_info, host)
>> (line 173)
>>     
>
> Can you turn this into a patch? checkout a copy of svn, add your file
> via svn add, make the above change, and then 'svn diff' and send it ot
> the list? I'll try and get it in if you do.
>
> Regards,
>   



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