Add basic support for "quickie" search

a master view can "support" quickie search, which means it will setup a route
suitable for the quickie search form action.  and/or it can "expose" quickie
search which means it will actually show a quickie search form on its views

tailbone/views/master.py

@@ -39,6 +39,7 @@ import sqlalchemy_continuum as continuum
 
 from rattail.db import model, Session as RattailSession
 from rattail.db.continuum import model_transaction_query
+from rattail.core import Object
 from rattail.util import prettify
 from rattail.time import localtime
 from rattail.threads import Thread
@@ -96,6 +97,10 @@ class MasterView(View):
     supports_prev_next = False
     supports_import_batch_from_file = False
 
+    # quickie (search)
+    supports_quickie_search = False
+    expose_quickie_search = False
+
     # set to True to declare model as "contact"
     is_contact = False
 
@@ -378,6 +383,20 @@ class MasterView(View):
         the given object, or ``None``.
         """
 
+    def quickie(self):
+        raise NotImplementedError
+
+    def get_quickie_url(self):
+        route_prefix = self.get_route_prefix()
+        return self.request.route_url('{}.quickie'.format(route_prefix))
+
+    def get_quickie_perm(self):
+        permission_prefix = self.get_permission_prefix()
+        return '{}.quickie'.format(permission_prefix)
+
+    def get_quickie_placeholder(self):
+        pass
+
     def make_row_grid(self, factory=None, key=None, data=None, columns=None, **kwargs):
         """
         Make and return a new (configured) rows grid instance.
@@ -2176,8 +2195,16 @@ class MasterView(View):
             'action_url': self.get_action_url,
             'grid_index': self.grid_index,
             'help_url': self.get_help_url(),
+            'quickie': None,
         }
 
+        if self.expose_quickie_search:
+            context['quickie'] = Object(
+                url=self.get_quickie_url(),
+                perm=self.get_quickie_perm(),
+                placeholder=self.get_quickie_placeholder(),
+            )
+
         if self.grid_index:
             context['grid_count'] = self.grid_count
 
@@ -3342,6 +3369,14 @@ class MasterView(View):
                 config.add_view(cls, attr='results_xlsx', route_name='{}.results_xlsx'.format(route_prefix),
                                 permission='{}.results_xlsx'.format(permission_prefix))
 
+        # quickie (search)
+        if cls.supports_quickie_search:
+            config.add_tailbone_permission(permission_prefix, '{}.quickie'.format(permission_prefix),
+                                           "Do a \"quickie search\" for {}".format(model_title_plural))
+            config.add_route('{}.quickie'.format(route_prefix), '{}/quickie'.format(route_prefix),
+                             request_method='GET')
+            config.add_view(cls, attr='quickie', route_name='{}.quickie'.format(route_prefix),
+                            permission='{}.quickie'.format(permission_prefix))
 
         # create
         if cls.creatable or cls.mobile_creatable: