[#2939] Api slugs no forms dependency

ckan/controllers/api.py

@@ -18,7 +18,6 @@
 import ckan.lib.navl.dictization_functions
 import ckan.lib.jsonp as jsonp
 import ckan.lib.munge as munge
-import ckan.forms.common as common
 
 
 log = logging.getLogger(__name__)
@@ -639,16 +638,29 @@ def convert_to_dict(user):
         return out
 
     def is_slug_valid(self):
+
+        def package_exists(val):
+            if model.Session.query(model.Package) \
+                .autoflush(False).filter_by(name=val).count():
+                return True
+            return False
+
+        def group_exists(val):
+            if model.Session.query(model.Group) \
+                    .autoflush(False).filter_by(name=val).count():
+                return True
+            return False
+
         slug = request.params.get('slug') or ''
         slugtype = request.params.get('type') or ''
         # TODO: We need plugins to be able to register new disallowed names
         disallowed = ['new', 'edit', 'search']
         if slugtype == u'package':
-            response_data = dict(valid=not bool(common.package_exists(slug)
+            response_data = dict(valid=not (package_exists(slug)
                                  or slug in disallowed))
             return self._finish_ok(response_data)
         if slugtype == u'group':
-            response_data = dict(valid=not bool(common.group_exists(slug) or
+            response_data = dict(valid=not (group_exists(slug) or
                                  slug in disallowed))
             return self._finish_ok(response_data)
         return self._finish_bad_request('Bad slug type: %s' % slugtype)