[OSM-talk] [OSM-dev] Regents Park

Corey Burger corey.burger at gmail.com
Mon Jul 23 01:41:17 BST 2007


On 7/22/07, Richard Fairhurst <richard at systemed.net> wrote:
> Steve Chilton wrote:
>
> > Something weird has happened to Regent's Park data. I am sure it
> > was complete.
> > http://www.openstreetmap.org/?
> > lat=51.52994744269557&lon=-0.1515471825277712&zoom=15
> > Could someone with ability to revert perhaps get the correct data
> > back?
>
> Eek, not again.
>
> The reason Regent's Park keeps getting hit is that it has low node/
> segment/way ids. This is where the project started; this is where
> segment 1, node 1 etc. actually are. So every time a tool
> malfunctions, or someone decides to hand-edit a JOSM file and
> renumber the negative ids to positive, it wipes out Regent's Park.
>
> If you look at the source for http://www.openstreetmap.org/api/0.4/
> node/2, for example, it's talking about something created on the 12th
> Feb this year - which is pretty unlikely for node 2.
>
> I do wonder (and I know it's a horrid kludge) whether we could
> restore the originals and then add some code to automatically reject
> any edits for nodes, segments or ways with an id under 100.

I would rather build the functionality of a proper roll back in the
db. The other place we woudl fix it would be for JOSM to warn the user
if they are uploading a node that changes the distance beyond a
certain value.

Corey




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