Balázs Bámer wrote:
> Hi Andreas,
> 
>> no need to remove, destroy and re-add the layer. If your WMS URL stays
>> the same, all you need to do is
> 
> I need to do this because the URL changes. Here the ***** value
> changes, the 'shapefile.map' part changes when someone wants to upload
> a new shapefile.
> 
> var shapefile_wms = new OpenLayers.Layer.WMS("shapefile [name from PHP var]",
> "http://att-it.homelinux.net:22080/cgi-bin/ms-5.4.1/mapserv";,
> {
>    layers: 'shapefile',
> ******   map: '/var/lib/mapserver-5.4.1/blokknez/shapefile/shapefile.map',
>    transparent: "true"
> },

In that case, you also do not need to destroy and re-add the layer. 
Instead of

layer.reload(true);

all you need to do is

layer.mergeNewParams({map: '/your/mapfile'});

The layer will reload immediately. But in the meantime, I have another 
suspicion: can it be that you request the layer with the new mapfile 
before the upload is processed on the server? You should do the reload 
in a success callback of your upload request.

Regards,
Andreas.



> {
>    
> scales:[2000000,1500000,1000000,750000,500000,300000,200000,150000,100000,75000,50000,30000,20000,15000,10000,7500,5000,3000,2000,1500,1000],
>    isBaseLayer:false,
>    visibility:true
> });
> 
> The constructed URL looks like
> 
> http://att-it.homelinux.net:22080/cgi-bin/ms-5.4.1/mapserv?SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&map=/var/lib/mapserver-5.4.1/blokknez/shapefile/shapefile.map&layers=shapefile&srs=epsg:23700&BBOX=420000,40000,950000,370000&WIDTH=938&HEIGHT=591&FORMAT=image/png
> 
> the above 'shapefile.map' part specifies which uploaded shapefile to
> display. Meanwhile I somewhat rewrote the stuff to allow several users
> use independent shapefiles and mapfiles, and it works now:
> http://att-it.homelinux.net:22080/blokknez/tobbfelhaszn.php
> 
> Thank you, best regards: Balázs


-- 
Andreas Hocevar
OpenGeo - http://opengeo.org/
Expert service straight from the developers.
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