Hi Tim, if I understand you correctly, this already implemented. When you edit an expression in the modeler algorithm all model inputs are available as variables in the expression editor.
пн, 11 лист. 2019 о 16:17 Tim Sutton <t...@kartoza.com> пише: > Hi All > > I am trying to automate some tedious tasks of remapping fkey references > for tables in a GeoPackage database from the related table’s id column to > the related table’s uuid column. > > I can do the process manually by opening the table, using field calculator > and creating a new column ‘water_source_uuid’ with an expression like this: > > attribute( > get_feature( 'water_source_lookup', 'id', water_source_id), 'uuid’) > > > Now being a lazy bugger, I thought I would try to automate the process for > the other columns and tables that need such treatment. > > > > > > NowI thought I could write a little expression that pulls out the name of > the layer defined by the user in “Data Table” and the name of the column > defined by the user in "Foreign Key Column” and then interpolate those > values into my add column expression…. > > So my question is: is there any way to reference other inputs in a model > from an expression? > > Regards > > Tim > > > > > > > > > — > > > > > > > > > > > *Tim Sutton* > > *Co-founder:* Kartoza > *Ex Project chair:* QGIS.org > > Visit http://kartoza.com to find out about open source: > > Desktop GIS programming services > Geospatial web development > GIS Training > Consulting Services > > *Skype*: timlinux > *IRC:* timlinux on #qgis at freenode.net > > I'd love to connect. Here's my calendar link > <https://calendly.com/timlinux> to make finding time easy. > > _______________________________________________ > QGIS-Developer mailing list > QGIS-Developer@lists.osgeo.org > List info: https://lists.osgeo.org/mailman/listinfo/qgis-developer > Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-developer -- Alexander Bruy
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