# HG changeset patch
# User Sylvain Thénault <sylvain.thenault@logilab.fr>
# Date 1248452791 -7200
# Node ID fbd1fd2ca3128e38390717d679a80c24ee35e2cd
# Parent  abcbadcc110ae3ba18ed68eb6c3d6bab3b254da1
#343624: access to ORM and views outside web engine

diff -r abcbadcc110a -r fbd1fd2ca312 dbapi.py
--- a/dbapi.py	Fri Jul 24 17:59:49 2009 +0200
+++ b/dbapi.py	Fri Jul 24 18:26:31 2009 +0200
@@ -13,6 +13,7 @@
 
 from logging import getLogger
 from time import time, clock
+from itertools import count
 
 from logilab.common.logging_ext import set_log_methods
 from cubicweb import ETYPE_NAME_MAP, ConnectionError, RequestSessionMixIn
@@ -21,6 +22,12 @@
 
 _MARKER = object()
 
+def _fake_property_value(self, name):
+    try:
+        return super(dbapi.DBAPIRequest, self).property_value(name)
+    except KeyError:
+        return ''
+
 class ConnectionProperties(object):
     def __init__(self, cnxtype=None, lang=None, close=True, log=False):
         self.cnxtype = cnxtype or 'pyro'
@@ -394,7 +401,8 @@
             raise ProgrammingError('Closed connection')
         return self._repo.get_schema()
 
-    def load_vobjects(self, cubes=_MARKER, subpath=None, expand=True, force_reload=None):
+    def load_vobjects(self, cubes=_MARKER, subpath=None, expand=True,
+                      force_reload=None):
         config = self.vreg.config
         if cubes is _MARKER:
             cubes = self._repo.get_cubes()
@@ -426,6 +434,31 @@
             if self._repo.config.instance_hooks:
                 hm.register_hooks(config.load_hooks(self.vreg))
 
+    def use_web_compatible_requests(self, baseurl, sitetitle=None):
+        """monkey patch DBAPIRequest to fake a cw.web.request, so you should
+        able to call html views using rset from a simple dbapi connection.
+
+        You should call `load_vobjects` at some point to register those views.
+        """
+        from cubicweb.web.request import CubicWebRequestBase as cwrb
+        DBAPIRequest.build_ajax_replace_url = cwrb.build_ajax_replace_url.im_func
+        DBAPIRequest.list_form_param = cwrb.list_form_param.im_func
+        DBAPIRequest.property_value = _fake_property_value
+        DBAPIRequest.next_tabindex = count().next
+        DBAPIRequest.form = {}
+        DBAPIRequest.data = {}
+        fake = lambda *args, **kwargs: None
+        DBAPIRequest.relative_path = fake
+        DBAPIRequest.url = fake
+        DBAPIRequest.next_tabindex = fake
+        DBAPIRequest.add_js = fake #cwrb.add_js.im_func
+        DBAPIRequest.add_css = fake #cwrb.add_css.im_func
+        # XXX could ask the repo for it's base-url configuration
+        self.vreg.config.set_option('base-url', baseurl)
+        # XXX why is this needed? if really needed, could be fetched by a query
+        if sitetitle is not None:
+            self.vreg['propertydefs']['ui.site-title'] = {'default': sitetitle}
+
     def source_defs(self):
         """Return the definition of sources used by the repository.