Fix to run with web2py 2.14.5 + pydal 16.03, break backward compatibility.

models/db1_publications.py

@@ -46,23 +46,10 @@ db.define_table("publications",
     Field("id_categories", 'reference categories', default=undef_id, label='AERES'),
     migrate="publications.table")
 
+# use different techniques to define foreign field
 db.publications.id_categories.requires = \
-IS_IN_DB(db, 'categories.id', 'categories.code')
+    IS_IN_DB(db, 'categories.id', 'categories.code')
 
-db.publications.id_collaborations.requires = \
-IS_IN_DB(db, 'collaborations.id', 'collaborations.collaboration')
+db.publications.id_publishers.requires = IS_IN_DB(db, 'publishers.abbreviation')
 
-db.publications.id_countries.requires = \
-IS_IN_DB(db, 'countries.id', 'countries.country')
-
-db.publications.id_publishers.requires = \
-IS_IN_DB(db, 'publishers.id', 'publishers.abbreviation')
-
-db.publications.id_projects.requires = \
-IS_IN_DB(db, 'projects.id', 'projects.project')
-
-db.publications.id_reports.requires = \
-IS_IN_DB(db, 'reports.id', 'reports.type')
-
-db.publications.id_teams.requires = \
-IS_IN_DB(db, 'teams.id', 'teams.team')
\ No newline at end of file
+db.publications.id_projects.requires = IS_IN_DB(db, db.projects.project)

modules/plugin_dbui/helper.py

@@ -357,14 +357,15 @@ def get_foreign_field(field):
     for vdt in validators:
 
         if isinstance(vdt, IS_IN_DB):
+
             # IS_IN_DB contains only the parent field.
             # The key for the left join is the id key of the parent table
-            if len(vdt.ks) == 1:
-                return (vdt.ktable, vdt.ks[0], 'id')
+            if len(vdt.fieldnames) == 1:
+                return (vdt.ktable, vdt.fieldnames[0], 'id')
 
             # IS_IN_DB contains the key for the join and the parent field
             else:
-                return (vdt.ktable, vdt.ks[0], vdt.ks[1])
+                return (vdt.ktable, vdt.fieldnames[0], vdt.fieldnames[1])
 
     # IS_IN_DB is not use.
     # The parent key for the left join is the id key of the parent table