On Fri, May 4, 2012 at 3:19 PM, Marco Hugentobler <[email protected]> wrote: > Hi Radim > > Nice to have a WCS client in QGIS! > > If it goes via GDAL WCS driver, how does it work with Proxies (via libcurl?) > Some poor users are sitting behind proxies, so it would be nice if the proxy > settings from the options are applied to WCS client as well.
I forgot completely about proxies (apart getting capabilities). GDAL WCS is using CPLHTTPFetch which should take PROXY and PROXYUSERPWD options (>=GDAL 1.8.0) and set CURLOPT_PROXY and CURLOPT_PROXYUSERPWD but other curl options like CURLOPT_PROXYUSERNAME do not seem to be supported. Radim > Regards, > Marco > > Am 02.05.2012 12:23, schrieb Radim Blazek: >> >> Thanks to financial support from T4E s.r.l http://www.t4e.it/ >> I could implement WCS support based on GDAL WCS driver. >> >> It is available here: https://github.com/blazek/Quantum-GIS branch wcs >> >> Because of WCS 1.1 bugs in GDAL (wrong axis order in bbox for latlong, >> no way to specify response CRS) and Mapserver (ignores RangeSubset) >> we have to stick with WCS 1.0 but capabilities parser for 1.1 is >> ready. >> >> It was written with possible use of common base classes for W*S in >> mind: new classes QgsOWSConnection, QgsOWSSourceSelect. >> >> Open issues: >> - How to pass the raster to GDAL Tools. Currently the XML string is >> created on the fly by GDAL provider and passed as a string to >> GDALOpen, there is no XML file which could be given to GDAL Tools. >> - How to specify an extent and resolution in GDAL Tools. >> - How to implement save a copy of WCS part >> >> Related: >> I believe that it could be better to organize OWS by servers instead >> of by services, especially in the browser. Instead of adding a new >> connection for each service, user could add just one generic OWS >> connection and available services would appear under that connection >> in the tree. I have implemented this in OWS meta provider. It reads >> and combines all defined WMS, WFS and WCS connections and displays all >> available layers (if there are few) or services under the connection: >> https://picasaweb.google.com/radim.blazek/OWS >> >> Radim >> _______________________________________________ >> Qgis-developer mailing list >> [email protected] >> http://lists.osgeo.org/mailman/listinfo/qgis-developer > > > > -- > Dr. Marco Hugentobler > Sourcepole - Linux& Open Source Solutions > Weberstrasse 5, CH-8004 Zürich, Switzerland > [email protected] http://www.sourcepole.ch > Technical Advisor QGIS Project Steering Committee > > _______________________________________________ > Qgis-developer mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-developer _______________________________________________ Qgis-developer mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-developer
