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authorKevin Kubasik <kevin@kubasik.net>2009-06-26 09:53:12 +0000
committerKevin Kubasik <kevin@kubasik.net>2009-06-26 09:53:12 +0000
commit217ba0d2397ea6f5a423dc0c02c0540a057925ca (patch)
tree26164798d89531b197390754e83a1a7e14b6a0b5 /docs/ref
parenta7c8169fda81f00434e6bc1a3a34f32e06054748 (diff)
r10928@kevin-kubasiks-macbook: kkubasik | 2009-06-26 03:44:58 -0600
[gsoc2009-testing] Merging in the latest changes from trunk. Mostly just documentation git-svn-id: http://code.djangoproject.com/svn/django/branches/soc2009/test-improvements@11114 bcc190cf-cafb-0310-a4f2-bffc1f526a37
Diffstat (limited to 'docs/ref')
-rw-r--r--docs/ref/contrib/admin/index.txt114
-rw-r--r--docs/ref/databases.txt35
-rw-r--r--docs/ref/models/querysets.txt2
3 files changed, 140 insertions, 11 deletions
diff --git a/docs/ref/contrib/admin/index.txt b/docs/ref/contrib/admin/index.txt
index bad7dec390..64d9c52492 100644
--- a/docs/ref/contrib/admin/index.txt
+++ b/docs/ref/contrib/admin/index.txt
@@ -667,6 +667,43 @@ Controls where on the page the actions bar appears. By default, the admin
changelist displays actions at the top of the page (``actions_on_top = True;
actions_on_bottom = False``).
+.. attribute:: ModelAdmin.change_list_template
+
+Path to a custom template that will be used by the model objects "change list"
+view. Templates can override or extend base admin templates as described in
+`Overriding Admin Templates`_.
+
+If you don't specify this attribute, a default template shipped with Django
+that provides the standard appearance is used.
+
+.. attribute:: ModelAdmin.change_form_template
+
+Path to a custom template that will be used by both the model object creation
+and change views. Templates can override or extend base admin templates as
+described in `Overriding Admin Templates`_.
+
+If you don't specify this attribute, a default template shipped with Django
+that provides the standard appearance is used.
+
+.. attribute:: ModelAdmin.object_history_template
+
+Path to a custom template that will be used by the model object change history
+display view. Templates can override or extend base admin templates as
+described in `Overriding Admin Templates`_.
+
+If you don't specify this attribute, a default template shipped with Django
+that provides the standard appearance is used.
+
+.. attribute:: ModelAdmin.delete_confirmation_template
+
+Path to a custom template that will be used by the view responsible of showing
+the confirmation page when the user decides to delete one or more model
+objects. Templates can override or extend base admin templates as described in
+`Overriding Admin Templates`_.
+
+If you don't specify this attribute, a default template shipped with Django
+that provides the standard appearance is used.
+
``ModelAdmin`` methods
----------------------
@@ -762,6 +799,56 @@ return a subset of objects for this foreign key field based on the user::
This uses the ``HttpRequest`` instance to filter the ``Car`` foreign key field
to only the cars owned by the ``User`` instance.
+Other methods
+~~~~~~~~~~~~~
+
+.. method:: ModelAdmin.add_view(self, request, form_url='', extra_context=None)
+
+Django view for the model instance addition page. See note below.
+
+.. method:: ModelAdmin.change_view(self, request, object_id, extra_context=None)
+
+Django view for the model instance edition page. See note below.
+
+.. method:: ModelAdmin.changelist_view(self, request, extra_context=None)
+
+Django view for the model instances change list/actions page. See note below.
+
+.. method:: ModelAdmin.delete_view(self, request, object_id, extra_context=None)
+
+Django view for the model instance(s) deletion confirmation page. See note below.
+
+.. method:: ModelAdmin.history_view(self, request, object_id, extra_context=None)
+
+Django view for the page that shows the modification history for a given model
+instance.
+
+Unlike the hook-type ``ModelAdmin`` methods detailed in the previous section,
+these five methods are in reality designed to be invoked as Django views from
+the admin application URL dispatching handler to render the pages that deal
+with model instances CRUD operations. As a result, completely overriding these
+methods will significantly change the behavior of the admin application.
+
+One comon reason for overriding these methods is to augment the context data
+that is provided to the template that renders the view. In the following
+example, the change view is overridden so that the rendered template is
+provided some extra mapping data that would not otherwise be available::
+
+ class MyModelAdmin(admin.ModelAdmin):
+
+ # A template for a very customized change view:
+ change_form_template = 'admin/myapp/extras/openstreetmap_change_form.html'
+
+ def get_osm_info(self):
+ # ...
+
+ def change_view(self, request, object_id, extra_context=None):
+ my_context = {
+ 'osm_data': self.get_osm_info(),
+ }
+ return super(MyModelAdmin, self).change_view(request, object_id,
+ extra_context=my_context))
+
``ModelAdmin`` media definitions
--------------------------------
@@ -783,7 +870,7 @@ Adding custom validation to the admin
-------------------------------------
Adding custom validation of data in the admin is quite easy. The automatic admin
-interfaces reuses :mod:`django.forms`, and the ``ModelAdmin`` class gives you
+interface reuses :mod:`django.forms`, and the ``ModelAdmin`` class gives you
the ability define your own form::
class ArticleAdmin(admin.ModelAdmin):
@@ -803,7 +890,9 @@ any field::
It is important you use a ``ModelForm`` here otherwise things can break. See the
:ref:`forms <ref-forms-index>` documentation on :ref:`custom validation
-<ref-forms-validation>` for more information.
+<ref-forms-validation>` and, more specifically, the
+:ref:`model form validation notes <overriding-modelform-clean-method>` for more
+information.
.. _admin-inlines:
@@ -1106,7 +1195,7 @@ directory, our link would appear on every model's change form.
Templates which may be overridden per app or model
--------------------------------------------------
-Not every template in ``contrib\admin\templates\admin`` may be overridden per
+Not every template in ``contrib/admin/templates/admin`` may be overridden per
app or per model. The following can:
* ``app_index.html``
@@ -1131,8 +1220,8 @@ Root and login templates
------------------------
If you wish to change the index or login templates, you are better off creating
-your own ``AdminSite`` instance (see below), and changing the ``index_template``
-or ``login_template`` properties.
+your own ``AdminSite`` instance (see below), and changing the :attr:`AdminSite.index_template`
+or :attr:`AdminSite.login_template` properties.
``AdminSite`` objects
=====================
@@ -1151,6 +1240,21 @@ or add anything you like. Then, simply create an instance of your
Python class), and register your models and ``ModelAdmin`` subclasses
with it instead of using the default.
+``AdminSite`` attributes
+------------------------
+
+.. attribute:: AdminSite.index_template
+
+Path to a custom template that will be used by the admin site main index view.
+Templates can override or extend base admin templates as described in
+`Overriding Admin Templates`_.
+
+.. attribute:: AdminSite.login_template
+
+Path to a custom template that will be used by the admin site login view.
+Templates can override or extend base admin templates as described in
+`Overriding Admin Templates`_.
+
Hooking ``AdminSite`` instances into your URLconf
-------------------------------------------------
diff --git a/docs/ref/databases.txt b/docs/ref/databases.txt
index 76a4159235..9a35b6cb8f 100644
--- a/docs/ref/databases.txt
+++ b/docs/ref/databases.txt
@@ -251,7 +251,7 @@ Here's a sample configuration which uses a MySQL option file::
DATABASE_OPTIONS = {
'read_default_file': '/path/to/my.cnf',
}
-
+
# my.cnf
[client]
database = DATABASE_NAME
@@ -445,10 +445,10 @@ If you're getting this error, you can solve it by:
* Switching to another database backend. At a certain point SQLite becomes
too "lite" for real-world applications, and these sorts of concurrency
errors indicate you've reached that point.
-
- * Rewriting your code to reduce concurrency and ensure that database
+
+ * Rewriting your code to reduce concurrency and ensure that database
transactions are short-lived.
-
+
* Increase the default timeout value by setting the ``timeout`` database
option option::
@@ -457,7 +457,7 @@ If you're getting this error, you can solve it by:
"timeout": 20,
# ...
}
-
+
This will simply make SQLite wait a bit longer before throwing "database
is locked" errors; it won't really do anything to solve them.
@@ -601,3 +601,28 @@ some limitations on the usage of such LOB columns in general:
Oracle. A workaround to this is to keep ``TextField`` columns out of any
models that you foresee performing ``distinct()`` queries on, and to
include the ``TextField`` in a related model instead.
+
+.. _third-party-notes:
+
+Using a 3rd-party database backend
+==================================
+
+In addition to the officially supported databases, there are backends provided
+by 3rd parties that allow you to use other databases with Django:
+
+* `Sybase SQL Anywhere`_
+* `IBM DB2`_
+* `Microsoft SQL Server 2005`_
+* Firebird_
+* ODBC_
+
+The Django versions and ORM features supported by these unofficial backends
+vary considerably. Queries regarding the specific capabilities of these
+unofficial backends, along with any support queries, should be directed to
+the support channels provided by each 3rd party project.
+
+.. _Sybase SQL Anywhere: http://code.google.com/p/sqlany-django/
+.. _IBM DB2: http://code.google.com/p/ibm-db/
+.. _Microsoft SQL Server 2005: http://code.google.com/p/django-mssql/
+.. _Firebird: http://code.google.com/p/django-firebird/
+.. _ODBC: http://code.google.com/p/django-pyodbc/
diff --git a/docs/ref/models/querysets.txt b/docs/ref/models/querysets.txt
index eb8fbfd833..348486b341 100644
--- a/docs/ref/models/querysets.txt
+++ b/docs/ref/models/querysets.txt
@@ -35,7 +35,7 @@ You can evaluate a ``QuerySet`` in the following ways:
* **Slicing.** As explained in :ref:`limiting-querysets`, a ``QuerySet`` can
be sliced, using Python's array-slicing syntax. Usually slicing a
- ``QuerySet`` returns another (unevaluated ) ``QuerySet``, but Django will
+ ``QuerySet`` returns another (unevaluated) ``QuerySet``, but Django will
execute the database query if you use the "step" parameter of slice
syntax.