Maybe there is a way to make a custom link appear on the official relation 
history page on osm.org?

On Sep 30, 2012, at 2:30 AM, Martijn van Exel <m...@rtijn.org> wrote:

> Ilya,
> That is an amazing piece of work. This will be something I use very,
> very often. Thanks!
> 
> On Sat, Sep 29, 2012 at 2:24 AM, Ilya Zverev <zve...@textual.ru> wrote:
>> Hi!
>> 
>> For a long time now, there has been no tool to properly monitor an area.
>> Essentially the only way of doing it is to filter changeset history by bbox
>> (thanks to Pavel for his RSS filter btw). OWL has been turned off, ITO-like
>> visualizations are pretty but unuseful. The simple question "who has deleted
>> my road?" turned out to be very hard to answer.
>> 
>> But there has been a simple solution, that I'm amazed no one has come to
>> before. To cut long story short, I present to you the service to answer the
>> frequently asked question: WHO DID IT?
>> 
>> http://zverik.osm.rambler.ru/whodidit/
>> 
>> It basically downloads hourly replication diffs and stores information on
>> affected 0.01-degree tiles, along with extra information, like user name or
>> a number of modified objects. Then it is possible to do some analysis of
>> that data, to rid users of doing it themselves: which changesets should they
>> pay most attention to, where was anything deleted, and which tiles have only
>> got new data.
>> 
>> Obviously this service relies only on nodes: other objects do not have
>> spatial information on them in diffs; querying the server every time is
>> expensive, and keeping minutely planet database is no less costly. I've
>> preloaded WHODIDIT with the data since 1st of July, and it's only one
>> gigabyte per three months of changes (half of which are indices). Yes, you
>> can see what redaction bot has touched.
>> 
>> Also it allows to make RSS feed similar to OWL's. I think everything is
>> pretty straightforward, and there is an instruction picture:
>> 
>> http://zverik.osm.rambler.ru/whodidit/wdi_guide.gif
>> 
>> The source is licensed WTFPL, and it should be very easy to set up, for
>> example, a mirror or a regional version of this service. It's entirely in
>> Perl/PHP/MySQL. Check it at https://github.com/Zverik/whodidit
>> 
>> Oh, and if you see no tiles, try zooming in, levels 12-13 should have
>> everything. I've not yet figured how to pass error messages to the
>> front-end, so there is no helpful message.
>> 
>> Thanks,
>> IZ
>> 
>> _______________________________________________
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> 
> 
> 
> -- 
> martijn van exel
> http://oegeo.wordpress.com
> 
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