diff options
Diffstat (limited to 'docs')
65 files changed, 683 insertions, 542 deletions
diff --git a/docs/tutorials/wiki2/authorization.rst b/docs/tutorials/wiki2/authorization.rst index e40433497..1ee5cc714 100644 --- a/docs/tutorials/wiki2/authorization.rst +++ b/docs/tutorials/wiki2/authorization.rst @@ -42,7 +42,7 @@ Access control Add users and groups ~~~~~~~~~~~~~~~~~~~~ -Create a new ``tutorial/tutorial/security/default.py`` subpackage with the +Create a new ``tutorial/security/default.py`` subpackage with the following content: .. literalinclude:: src/authorization/tutorial/security/default.py @@ -68,21 +68,17 @@ database, but here we use "dummy" data to represent user and groups sources. Add an ACL ~~~~~~~~~~ -Open ``tutorial/tutorial/models/mymodel.py`` and add the following import -statement just after the ``Base`` import at the top: +Open ``tutorial/models/mymodel.py`` and add the following import +statement at the top: .. literalinclude:: src/authorization/tutorial/models/mymodel.py - :lines: 3-6 - :linenos: - :lineno-start: 3 + :lines: 1-4 :language: python Add the following class definition at the end: .. literalinclude:: src/authorization/tutorial/models/mymodel.py - :lines: 22-26 - :linenos: - :lineno-start: 22 + :lines: 22-29 :language: python We import :data:`~pyramid.security.Allow`, an action that means that @@ -100,13 +96,13 @@ need to associate it to our :app:`Pyramid` application, so the ACL is provided to each view in the :term:`context` of the request as the ``context`` attribute. -Open ``tutorial/tutorial/__init__.py`` and add a ``root_factory`` parameter to -our :term:`Configurator` constructor, that points to the class we created -above: +Open ``tutorial/__init__.py`` and define a new root factory using +:meth:`pyramid.config.Configurator.set_root_factory` using the class that we +created above: .. literalinclude:: src/authorization/tutorial/__init__.py - :lines: 13-14 - :emphasize-lines: 2 + :lines: 14-17 + :emphasize-lines: 17 :language: python Only the highlighted line needs to be added. @@ -122,22 +118,19 @@ for more information about what an :term:`ACL` represents. Add authentication and authorization policies ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -Open ``tutorial/tutorial/__init__.py`` and add the highlighted import +Open ``tutorial/__init__.py`` and add the highlighted import statements: .. literalinclude:: src/authorization/tutorial/__init__.py :lines: 1-5 - :linenos: :emphasize-lines: 2-5 :language: python Now add those policies to the configuration: .. literalinclude:: src/authorization/tutorial/__init__.py - :lines: 7-16 - :linenos: - :lineno-start: 7 - :emphasize-lines: 4-6,9-10 + :lines: 11-19 + :emphasize-lines: 1-3,8-9 :language: python Only the highlighted lines need to be added. @@ -157,17 +150,17 @@ machinery represented by this policy; it is required. The ``callback`` is the Add permission declarations ~~~~~~~~~~~~~~~~~~~~~~~~~~~ -Open ``tutorial/tutorial/views/default.py`` and add a ``permission='view'`` +Open ``tutorial/views/default.py`` and add a ``permission='view'`` parameter to the ``@view_config`` decorator for ``view_wiki()`` and ``view_page()`` as follows: .. literalinclude:: src/authorization/tutorial/views/default.py - :lines: 27-29 - :emphasize-lines: 1-2 + :lines: 24-25 + :emphasize-lines: 1 :language: python .. literalinclude:: src/authorization/tutorial/views/default.py - :lines: 33-35 + :lines: 29-31 :emphasize-lines: 1-2 :language: python @@ -180,12 +173,12 @@ Add a ``permission='edit'`` parameter to the ``@view_config`` decorators for ``add_page()`` and ``edit_page()``: .. literalinclude:: src/authorization/tutorial/views/default.py - :lines: 57-59 + :lines: 52-54 :emphasize-lines: 1-2 :language: python .. literalinclude:: src/authorization/tutorial/views/default.py - :lines: 72-74 + :lines: 66-68 :emphasize-lines: 1-2 :language: python @@ -203,11 +196,11 @@ Login, logout Add routes for /login and /logout ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -Go back to ``tutorial/tutorial/__init__.py`` and add these two routes as +Go back to ``tutorial/__init__.py`` and add these two routes as highlighted: .. literalinclude:: src/authorization/tutorial/__init__.py - :lines: 20-23 + :lines: 21-24 :emphasize-lines: 2-3 :language: python @@ -215,7 +208,7 @@ highlighted: ``view_page`` route definition: .. literalinclude:: src/authorization/tutorial/__init__.py - :lines: 23 + :lines: 24 :language: python This is because ``view_page``'s route definition uses a catch-all @@ -235,12 +228,12 @@ We'll also add a ``logout`` view callable to our application and provide a link to it. This view will clear the credentials of the logged in user and redirect back to the front page. -Add the following import statements to ``tutorial/tutorial/views/default.py`` +Add the following import statements to ``tutorial/views/default.py`` after the import from ``pyramid.httpexceptions``: .. literalinclude:: src/authorization/tutorial/views/default.py - :lines: 10-20 - :emphasize-lines: 1-11 + :lines: 9-19 + :emphasize-lines: 1-8,11 :language: python All the highlighted lines need to be added or edited. @@ -253,7 +246,7 @@ cookie. Now add the ``login`` and ``logout`` views at the end of the file: .. literalinclude:: src/authorization/tutorial/views/default.py - :lines: 88-121 + :lines: 81-112 :language: python ``login()`` has two decorators: @@ -274,7 +267,7 @@ it with the ``logout`` route. It will be invoked when we visit ``/logout``. Add the ``login.jinja2`` template ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -Create ``tutorial/tutorial/templates/login.jinja2`` with the following content: +Create ``tutorial/templates/login.jinja2`` with the following content: .. literalinclude:: src/authorization/tutorial/templates/login.jinja2 :language: html @@ -282,38 +275,11 @@ Create ``tutorial/tutorial/templates/login.jinja2`` with the following content: The above template is referenced in the login view that we just added in ``views/default.py``. -Return a ``logged_in`` flag to the renderer -~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - -Open ``tutorial/tutorial/views/default.py`` again. Add a ``logged_in`` -parameter to the return value of ``view_page()``, ``add_page()``, and -``edit_page()`` as follows: - -.. literalinclude:: src/authorization/tutorial/views/default.py - :lines: 54-55 - :emphasize-lines: 1-2 - :language: python - -.. literalinclude:: src/authorization/tutorial/views/default.py - :lines: 69-70 - :emphasize-lines: 1-2 - :language: python - -.. literalinclude:: src/authorization/tutorial/views/default.py - :lines: 82-86 - :emphasize-lines: 3-4 - :language: python - -Only the highlighted lines need to be added or edited. - -The :meth:`pyramid.request.Request.authenticated_userid` will be ``None`` if -the user is not authenticated, or a userid if the user is authenticated. - Add a "Logout" link when logged in ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -Open ``tutorial/tutorial/templates/edit.jinja2`` and -``tutorial/tutorial/templates/view.jinja2`` and add the following code as +Open ``tutorial/templates/edit.jinja2`` and +``tutorial/templates/view.jinja2`` and add the following code as indicated by the highlighted lines. .. literalinclude:: src/authorization/tutorial/templates/edit.jinja2 @@ -321,42 +287,41 @@ indicated by the highlighted lines. :emphasize-lines: 3-7 :language: html -The attribute ``logged_in`` will make the element be included when -``logged_in`` is any user id. The link will invoke the logout view. The above -element will not be included if ``logged_in`` is ``None``, such as when a user -is not authenticated. +The :meth:`pyramid.request.Request.authenticated_userid` will be ``None`` if +the user is not authenticated, or a userid if the user is authenticated. This +check will make the logout link active only when the user is logged in. Reviewing our changes --------------------- -Our ``tutorial/tutorial/__init__.py`` will look like this when we're done: +Our ``tutorial/__init__.py`` will look like this when we're done: .. literalinclude:: src/authorization/tutorial/__init__.py :linenos: - :emphasize-lines: 2-3,5,10-12,14-16,21-22 + :emphasize-lines: 2-3,5,11-13,17-19,22-23 :language: python Only the highlighted lines need to be added or edited. -Our ``tutorial/tutorial/models/mymodel.py`` will look like this when we're done: +Our ``tutorial/models/mymodel.py`` will look like this when we're done: .. literalinclude:: src/authorization/tutorial/models/mymodel.py :linenos: - :emphasize-lines: 3-6,22-26 + :emphasize-lines: 1-4,22-29 :language: python Only the highlighted lines need to be added or edited. -Our ``tutorial/tutorial/views/default.py`` will look like this when we're done: +Our ``tutorial/views/default.py`` will look like this when we're done: .. literalinclude:: src/authorization/tutorial/views/default.py :linenos: - :emphasize-lines: 10-20,27-28,33-34,54-55,57-58,69-70,72-73,84-85,88-121 + :emphasize-lines: 9-16,19,24,29-30,52-53,66-67,81-112 :language: python Only the highlighted lines need to be added or edited. -Our ``tutorial/tutorial/templates/edit.jinja2`` template will look like this when +Our ``tutorial/templates/edit.jinja2`` template will look like this when we're done: .. literalinclude:: src/authorization/tutorial/templates/edit.jinja2 @@ -366,7 +331,7 @@ we're done: Only the highlighted lines need to be added or edited. -Our ``tutorial/tutorial/templates/view.jinja2`` template will look like this when +Our ``tutorial/templates/view.jinja2`` template will look like this when we're done: .. literalinclude:: src/authorization/tutorial/templates/view.jinja2 diff --git a/docs/tutorials/wiki2/basiclayout.rst b/docs/tutorials/wiki2/basiclayout.rst index 3533bb455..485d38047 100644 --- a/docs/tutorials/wiki2/basiclayout.rst +++ b/docs/tutorials/wiki2/basiclayout.rst @@ -16,7 +16,7 @@ package. We use ``__init__.py`` both as a marker, indicating the directory in which it's contained is a package, and to contain application configuration code. -Open ``tutorial/tutorial/__init__.py``. It should already contain the +Open ``tutorial/__init__.py``. It should already contain the following: .. literalinclude:: src/basiclayout/tutorial/__init__.py @@ -134,7 +134,7 @@ The main function of a web framework is mapping each URL pattern to code (a corresponding :term:`route`. Our application uses the :meth:`pyramid.view.view_config` decorator to perform this mapping. -Open ``tutorial/tutorial/views/default.py`` in the ``views`` package. It +Open ``tutorial/views/default.py`` in the ``views`` package. It should already contain the following: .. literalinclude:: src/basiclayout/tutorial/views/default.py @@ -179,7 +179,7 @@ In a SQLAlchemy-based application, a *model* object is an object composed by querying the SQL database. The ``models`` package is where the ``alchemy`` scaffold put the classes that implement our models. -First, open ``tutorial/tutorial/models/meta.py``, which should already contain +First, open ``tutorial/models/meta.py``, which should already contain the following: .. literalinclude:: src/basiclayout/tutorial/models/meta.py @@ -234,7 +234,7 @@ The ``MyModel`` class has a ``__tablename__`` attribute. This informs SQLAlchemy which table to use to store the data representing instances of this class. -Finally, open ``tutorial/tutorial/models/__init__.py``, which should already +Finally, open ``tutorial/models/__init__.py``, which should already contain the following: .. literalinclude:: src/basiclayout/tutorial/models/__init__.py diff --git a/docs/tutorials/wiki2/definingmodels.rst b/docs/tutorials/wiki2/definingmodels.rst index b38177d04..b90bf77e6 100644 --- a/docs/tutorials/wiki2/definingmodels.rst +++ b/docs/tutorials/wiki2/definingmodels.rst @@ -3,7 +3,7 @@ Defining the Domain Model ========================= The first change we'll make to our stock ``pcreate``-generated application will -be to define a :term:`domain model` constructor representing a wiki page. +be to define a wiki page :term:`domain model`. We'll do this inside our ``mymodel.py`` file. @@ -12,19 +12,20 @@ Edit ``mymodel.py`` .. note:: - There is nothing special about the filename ``mymodel.py``. A - project may have many models throughout its codebase in arbitrarily named - files. Files implementing models often have ``model`` in their filenames - or they may live in a Python subpackage of your application package named - ``models`` (as we've done in this tutorial), but this is only by convention. + There is nothing special about the filename ``mymodel.py`` except that it + is a Python module. A project may have many models throughout its codebase + in arbitrarily named modules. Modules implementing models often have + ``model`` in their names or they may live in a Python subpackage of your + application package named ``models`` (as we've done in this tutorial), but + this is only a convention and not a requirement. -Open the ``tutorial/tutorial/models/mymodel.py`` file and edit it to look like +Open the ``tutorial/models/mymodel.py`` file and edit it to look like the following: .. literalinclude:: src/models/tutorial/models/mymodel.py :linenos: :language: py - :emphasize-lines: 9-11,13,14 + :emphasize-lines: 10-12,14-15 The highlighted lines are the ones that need to be changed, as well as removing lines that reference ``Index``. @@ -33,7 +34,7 @@ The first thing we've done is remove the stock ``MyModel`` class from the generated ``models.py`` file. The ``MyModel`` class is only a sample and we're not going to use it. -Then we added a ``Page`` class. Because this is an SQLAlchemy application, +Then we added a ``Page`` class. Because this is a SQLAlchemy application, this class inherits from an instance of :func:`sqlalchemy.ext.declarative.declarative_base`. @@ -42,7 +43,7 @@ this class inherits from an instance of :linenos: :language: python -As you can see, our ``Page`` class has a class level attribute +As you can see, our ``Page`` class has a class-level attribute ``__tablename__`` which equals the string ``'pages'``. This means that SQLAlchemy will store our wiki data in a SQL table named ``pages``. Our ``Page`` class will also have class-level attributes named ``id``, ``name``, @@ -57,15 +58,15 @@ Edit ``models/__init__.py`` --------------------------- Since we are using a package for our models, we also need to update our -``__init__.py`` file. +``__init__.py`` file to ensure that the model is attached to the metadata. -Open the ``tutorial/tutorial/models/__init__.py`` file and edit it to look like +Open the ``tutorial/models/__init__.py`` file and edit it to look like the following: .. literalinclude:: src/models/tutorial/models/__init__.py :linenos: :language: py - :emphasize-lines: 4 + :emphasize-lines: 8 Here we need to align our import with the name of the model ``Page``. @@ -82,19 +83,17 @@ Since we've changed our model, we need to make changes to our ``initializedb.py`` script. In particular, we'll replace our import of ``MyModel`` with one of ``Page`` and we'll change the very end of the script to create a ``Page`` rather than a ``MyModel`` and add it to our -``DBSession``. +``dbsession``. -Open ``tutorial/tutorial/scripts/initializedb.py`` and edit it to look like +Open ``tutorial/scripts/initializedb.py`` and edit it to look like the following: .. literalinclude:: src/models/tutorial/scripts/initializedb.py :linenos: :language: python - :emphasize-lines: 16,31,41 + :emphasize-lines: 18,44-45 -Only the highlighted lines need to be changed, as well as removing the lines -referencing ``pyramid.scripts.common`` and ``options`` under the ``main`` -function. +Only the highlighted lines need to be changed. Installing the project and re-initializing the database diff --git a/docs/tutorials/wiki2/definingviews.rst b/docs/tutorials/wiki2/definingviews.rst index 08fa8f16b..4bc7f461b 100644 --- a/docs/tutorials/wiki2/definingviews.rst +++ b/docs/tutorials/wiki2/definingviews.rst @@ -67,7 +67,7 @@ like this:: Adding view functions in ``views/default.py`` ============================================= -It's time for a major change. Open ``tutorial/tutorial/views/default.py`` and +It's time for a major change. Open ``tutorial/views/default.py`` and edit it to look like the following: .. literalinclude:: src/views/tutorial/views/default.py @@ -96,11 +96,12 @@ We'll describe each one briefly in the following sections. .. note:: - There is nothing special about the filename ``default.py``. A project may - have many view callables throughout its codebase in arbitrarily named files. - Files implementing view callables often have ``view`` in their filenames (or + There is nothing special about the filename ``default.py`` exept that + it is a Python module. A project may have many view callables throughout + its codebase in arbitrarily named modules. + Modules implementing view callables often have ``view`` in their name (or may live in a Python subpackage of your application package named ``views``, - as in our case), but this is only by convention. + as in our case), but this is only by convention, not a requirement. The ``view_wiki`` view function ------------------------------- @@ -109,7 +110,7 @@ Following is the code for the ``view_wiki`` view function and its decorator: .. literalinclude:: src/views/tutorial/views/default.py :lines: 17-20 - :lineno-start: 17 + :lineno-match: :linenos: :language: python @@ -119,8 +120,8 @@ represents the path to our "FrontPage". The ``view_wiki`` view callable always redirects to the URL of a Page resource named "FrontPage". To do so, it returns an instance of the -:class:`pyramid.httpexceptions.HTTPFound` class (instances of which implement -the :class:`pyramid.interfaces.IResponse` interface, like +:class:`pyramid.httpexceptions.HTTPFound` class (instances of which +implement the :class:`pyramid.interfaces.IResponse` interface, like :class:`pyramid.response.Response` does). It uses the :meth:`pyramid.request.Request.route_url` API to construct an URL to the ``FrontPage`` page (i.e., ``http://localhost:6543/FrontPage``), and uses it as @@ -133,7 +134,7 @@ Here is the code for the ``view_page`` view function and its decorator: .. literalinclude:: src/views/tutorial/views/default.py :lines: 22-42 - :lineno-start: 22 + :lineno-match: :linenos: :language: python @@ -159,7 +160,7 @@ template, and we return a dictionary with a number of arguments. The fact that ``view_page()`` returns a dictionary (as opposed to a :term:`response` object) is a cue to :app:`Pyramid` that it should try to use a :term:`renderer` associated with the view configuration to render a response. In our case, the -renderer used will be the ``templates/view.jinja2`` template, as indicated in +renderer used will be the ``view.jinja2`` template, as indicated in the ``@view_config`` decorator that is applied to ``view_page()``. The ``add_page`` view function @@ -169,7 +170,7 @@ Here is the code for the ``add_page`` view function and its decorator: .. literalinclude:: src/views/tutorial/views/default.py :lines: 44-55 - :lineno-start: 44 + :lineno-match: :linenos: :language: python @@ -209,8 +210,8 @@ The ``edit_page`` view function Here is the code for the ``edit_page`` view function and its decorator: .. literalinclude:: src/views/tutorial/views/default.py - :lines: 57-69 - :lineno-start: 57 + :lines: 57-68 + :lineno-match: :linenos: :language: python @@ -243,7 +244,7 @@ as such. The ``view.jinja2`` template ---------------------------- -Create ``tutorial/tutorial/templates/view.jinja2`` and add the following +Create ``tutorial/templates/view.jinja2`` and add the following content: .. literalinclude:: src/views/tutorial/templates/view.jinja2 @@ -263,7 +264,7 @@ wiki page. It includes: The ``edit.jinja2`` template ---------------------------- -Create ``tutorial/tutorial/templates/edit.jinja2`` and add the following +Create ``tutorial/templates/edit.jinja2`` and add the following content: .. literalinclude:: src/views/tutorial/templates/edit.jinja2 @@ -281,7 +282,9 @@ editing a wiki page. It displays a page containing a form that includes: The form POSTs back to the ``save_url`` argument supplied by the view (line 42). The view will use the ``body`` and ``form.submitted`` values. -.. note:: Our templates use a ``request`` object that none of our tutorial +.. note:: + + Our templates use a ``request`` object that none of our tutorial views return in their dictionary. ``request`` is one of several names that are available "by default" in a template when a template renderer is used. See :ref:`renderer_system_values` for information about other names that diff --git a/docs/tutorials/wiki2/distributing.rst b/docs/tutorials/wiki2/distributing.rst index fee50a1cf..ec90859a9 100644 --- a/docs/tutorials/wiki2/distributing.rst +++ b/docs/tutorials/wiki2/distributing.rst @@ -4,9 +4,8 @@ Distributing Your Application Once your application works properly, you can create a "tarball" from it by using the ``setup.py sdist`` command. The following commands assume your -current working directory is the ``tutorial`` package we've created and that -the parent directory of the ``tutorial`` package is a virtualenv representing -a :app:`Pyramid` environment. +current working directory contains the ``tutorial`` package and the +``setup.py`` file. On UNIX: diff --git a/docs/tutorials/wiki2/installation.rst b/docs/tutorials/wiki2/installation.rst index 047c66c06..5d6d8e56b 100644 --- a/docs/tutorials/wiki2/installation.rst +++ b/docs/tutorials/wiki2/installation.rst @@ -298,6 +298,13 @@ Initializing the database We need to use the ``initialize_tutorial_db`` :term:`console script` to initialize our database. +.. note:: + + The ``initialize_tutorial_db`` command is not performing a migration but + rather simply creating missing tables and adding some dummy data. If you + already have a database, you should delete it before running + ``initialize_tutorial_db`` again. + Type the following command, making sure you are still in the ``tutorial`` directory (the directory with a ``development.ini`` in it): @@ -397,12 +404,17 @@ Decisions the ``alchemy`` scaffold has made for you Creating a project using the ``alchemy`` scaffold makes the following assumptions: -- you are willing to use :term:`SQLAlchemy` as a database access tool +- You are willing to use :term:`SQLAlchemy` as a database access tool. + +- You are willing to use :term:`URL dispatch` to map URLs to code. -- you are willing to use :term:`URL dispatch` to map URLs to code +- You want to use zope.sqlalchemy_, pyramid_tm_ and the transaction_ package + to scope sessions to requests. -- you want to use ``zope.sqlalchemy`` and ``pyramid_tm`` to scope - sessions to requests +- You want to use pyramid_jinja2_ to render your templates. + Different templating engines can be used but we had to choose one to + make the tutorial. See :ref:`available_template_system_bindings` for some + options. .. note:: @@ -411,3 +423,15 @@ assumptions: mechanism to map URLs to code (:term:`traversal`). However, for the purposes of this tutorial, we'll only be using URL dispatch and SQLAlchemy. + +.. _pyramid_jinja2: + http://docs.pylonsproject.org/projects/pyramid-jinja2/en/latest/ + +.. _pyramid_tm: + http://docs.pylonsproject.org/projects/pyramid-tm/en/latest/ + +.. _zope.sqlalchemy: + https://pypi.python.org/pypi/zope.sqlalchemy + +.. _transaction: + http://zodb.readthedocs.org/en/latest/transactions.html diff --git a/docs/tutorials/wiki2/src/authorization/MANIFEST.in b/docs/tutorials/wiki2/src/authorization/MANIFEST.in index 81beba1b1..42cd299b5 100644 --- a/docs/tutorials/wiki2/src/authorization/MANIFEST.in +++ b/docs/tutorials/wiki2/src/authorization/MANIFEST.in @@ -1,2 +1,2 @@ include *.txt *.ini *.cfg *.rst -recursive-include tutorial *.ico *.png *.css *.gif *.jpg *.pt *.txt *.mak *.mako *.js *.html *.xml +recursive-include tutorial *.ico *.png *.css *.gif *.jpg *.jinja2 *.pt *.txt *.mak *.mako *.js *.html *.xml diff --git a/docs/tutorials/wiki2/src/authorization/production.ini b/docs/tutorials/wiki2/src/authorization/production.ini index 97acfbd7d..cb1db3211 100644 --- a/docs/tutorials/wiki2/src/authorization/production.ini +++ b/docs/tutorials/wiki2/src/authorization/production.ini @@ -11,8 +11,6 @@ pyramid.debug_authorization = false pyramid.debug_notfound = false pyramid.debug_routematch = false pyramid.default_locale_name = en -pyramid.includes = - pyramid_tm sqlalchemy.url = sqlite:///%(here)s/tutorial.sqlite diff --git a/docs/tutorials/wiki2/src/authorization/tutorial/__init__.py b/docs/tutorials/wiki2/src/authorization/tutorial/__init__.py index 084fee19f..a62c42378 100644 --- a/docs/tutorials/wiki2/src/authorization/tutorial/__init__.py +++ b/docs/tutorials/wiki2/src/authorization/tutorial/__init__.py @@ -2,7 +2,8 @@ from pyramid.config import Configurator from pyramid.authentication import AuthTktAuthenticationPolicy from pyramid.authorization import ACLAuthorizationPolicy -from security.default import groupfinder +from .security.default import groupfinder + def main(global_config, **settings): """ This function returns a Pyramid WSGI application. @@ -10,12 +11,12 @@ def main(global_config, **settings): authn_policy = AuthTktAuthenticationPolicy( 'sosecret', callback=groupfinder, hashalg='sha512') authz_policy = ACLAuthorizationPolicy() - config = Configurator(settings=settings, - root_factory='tutorial.models.mymodel.RootFactory') + config = Configurator(settings=settings) + config.include('pyramid_jinja2') + config.include('.models') + config.set_root_factory('.models.mymodel.RootFactory') config.set_authentication_policy(authn_policy) config.set_authorization_policy(authz_policy) - config.include('pyramid_jinja2') - config.include('.models.meta') config.add_static_view('static', 'static', cache_max_age=3600) config.add_route('view_wiki', '/') config.add_route('login', '/login') diff --git a/docs/tutorials/wiki2/src/authorization/tutorial/models/__init__.py b/docs/tutorials/wiki2/src/authorization/tutorial/models/__init__.py index 7b1c62867..3d3efe06f 100644 --- a/docs/tutorials/wiki2/src/authorization/tutorial/models/__init__.py +++ b/docs/tutorials/wiki2/src/authorization/tutorial/models/__init__.py @@ -1,7 +1,73 @@ +from sqlalchemy import engine_from_config +from sqlalchemy.orm import sessionmaker from sqlalchemy.orm import configure_mappers -# import all models classes here for sqlalchemy mappers -# to pick up +import zope.sqlalchemy + +# import or define all models here to ensure they are attached to the +# Base.metadata prior to any initialization routines from .mymodel import Page # flake8: noqa -# run configure mappers to ensure we avoid any race conditions +# run configure_mappers after defining all of the models to ensure +# all relationships can be setup configure_mappers() + + +def get_engine(settings, prefix='sqlalchemy.'): + return engine_from_config(settings, prefix) + + +def get_session_factory(engine): + factory = sessionmaker() + factory.configure(bind=engine) + return factory + + +def get_tm_session(session_factory, transaction_manager): + """ + Get a ``sqlalchemy.orm.Session`` instance backed by a transaction. + + This function will hook the session to the transaction manager which + will take care of committing any changes. + + - When using pyramid_tm it will automatically be committed or aborted + depending on whether an exception is raised. + + - When using scripts you should wrap the session in a manager yourself. + For example:: + + import transaction + + engine = get_engine(settings) + session_factory = get_session_factory(engine) + with transaction.manager: + dbsession = get_tm_session(session_factory, transaction.manager) + + """ + dbsession = session_factory() + zope.sqlalchemy.register( + dbsession, transaction_manager=transaction_manager) + return dbsession + + +def includeme(config): + """ + Initialize the model for a Pyramid app. + + Activate this setup using ``config.include('tutorial.models')``. + + """ + settings = config.get_settings() + + # use pyramid_tm to hook the transaction lifecycle to the request + config.include('pyramid_tm') + + session_factory = get_session_factory(get_engine(settings)) + config.registry['dbsession_factory'] = session_factory + + # make request.dbsession available for use in Pyramid + config.add_request_method( + # r.tm is the transaction manager used by pyramid_tm + lambda r: get_tm_session(session_factory, r.tm), + 'dbsession', + reify=True + ) diff --git a/docs/tutorials/wiki2/src/authorization/tutorial/models/meta.py b/docs/tutorials/wiki2/src/authorization/tutorial/models/meta.py index 80ececd8c..fc3e8f1dd 100644 --- a/docs/tutorials/wiki2/src/authorization/tutorial/models/meta.py +++ b/docs/tutorials/wiki2/src/authorization/tutorial/models/meta.py @@ -1,8 +1,5 @@ -from sqlalchemy import engine_from_config from sqlalchemy.ext.declarative import declarative_base -from sqlalchemy.orm import sessionmaker from sqlalchemy.schema import MetaData -import zope.sqlalchemy # Recommended naming convention used by Alembic, as various different database # providers will autogenerate vastly different names making migrations more @@ -17,33 +14,3 @@ NAMING_CONVENTION = { metadata = MetaData(naming_convention=NAMING_CONVENTION) Base = declarative_base(metadata=metadata) - - -def includeme(config): - settings = config.get_settings() - dbmaker = get_dbmaker(get_engine(settings)) - - config.add_request_method( - lambda r: get_session(r.tm, dbmaker), - 'dbsession', - reify=True - ) - - config.include('pyramid_tm') - - -def get_session(transaction_manager, dbmaker): - dbsession = dbmaker() - zope.sqlalchemy.register(dbsession, - transaction_manager=transaction_manager) - return dbsession - - -def get_engine(settings, prefix='sqlalchemy.'): - return engine_from_config(settings, prefix) - - -def get_dbmaker(engine): - dbmaker = sessionmaker() - dbmaker.configure(bind=engine) - return dbmaker diff --git a/docs/tutorials/wiki2/src/authorization/tutorial/models/mymodel.py b/docs/tutorials/wiki2/src/authorization/tutorial/models/mymodel.py index 03e2f90ca..25209c745 100644 --- a/docs/tutorials/wiki2/src/authorization/tutorial/models/mymodel.py +++ b/docs/tutorials/wiki2/src/authorization/tutorial/models/mymodel.py @@ -1,15 +1,14 @@ -from .meta import Base - from pyramid.security import ( Allow, Everyone, - ) - +) from sqlalchemy import ( Column, Integer, Text, - ) +) + +from .meta import Base class Page(Base): @@ -19,8 +18,12 @@ class Page(Base): name = Column(Text, unique=True) data = Column(Integer) + class RootFactory(object): - __acl__ = [ (Allow, Everyone, 'view'), - (Allow, 'group:editors', 'edit') ] + __acl__ = [ + (Allow, Everyone, 'view'), + (Allow, 'group:editors', 'edit'), + ] + def __init__(self, request): - pass
\ No newline at end of file + pass diff --git a/docs/tutorials/wiki2/src/authorization/tutorial/scripts/initializedb.py b/docs/tutorials/wiki2/src/authorization/tutorial/scripts/initializedb.py index 4aac4a848..601a6e73f 100644 --- a/docs/tutorials/wiki2/src/authorization/tutorial/scripts/initializedb.py +++ b/docs/tutorials/wiki2/src/authorization/tutorial/scripts/initializedb.py @@ -7,13 +7,15 @@ from pyramid.paster import ( setup_logging, ) -from ..models.meta import ( - Base, - get_session, +from pyramid.scripts.common import parse_vars + +from ..models.meta import Base +from ..models import ( get_engine, - get_dbmaker, + get_session_factory, + get_tm_session, ) -from ..models.mymodel import Page +from ..models import Page def usage(argv): @@ -27,16 +29,17 @@ def main(argv=sys.argv): if len(argv) < 2: usage(argv) config_uri = argv[1] + options = parse_vars(argv[2:]) setup_logging(config_uri) - settings = get_appsettings(config_uri) + settings = get_appsettings(config_uri, options=options) engine = get_engine(settings) - dbmaker = get_dbmaker(engine) - - dbsession = get_session(transaction.manager, dbmaker) - Base.metadata.create_all(engine) + session_factory = get_session_factory(engine) + with transaction.manager: - model = Page(name='FrontPage', data='This is the front page') - dbsession.add(model) + dbsession = get_tm_session(session_factory, transaction.manager) + + page = Page(name='FrontPage', data='This is the front page') + dbsession.add(page) diff --git a/docs/tutorials/wiki2/src/authorization/tutorial/security/__init__.py b/docs/tutorials/wiki2/src/authorization/tutorial/security/__init__.py index 5bb534f79..e69de29bb 100644 --- a/docs/tutorials/wiki2/src/authorization/tutorial/security/__init__.py +++ b/docs/tutorials/wiki2/src/authorization/tutorial/security/__init__.py @@ -1 +0,0 @@ -# package diff --git a/docs/tutorials/wiki2/src/authorization/tutorial/security/default.py b/docs/tutorials/wiki2/src/authorization/tutorial/security/default.py index d88c9c71f..7fc1ea7c8 100644 --- a/docs/tutorials/wiki2/src/authorization/tutorial/security/default.py +++ b/docs/tutorials/wiki2/src/authorization/tutorial/security/default.py @@ -1,6 +1,11 @@ -USERS = {'editor':'editor', - 'viewer':'viewer'} -GROUPS = {'editor':['group:editors']} +USERS = { + 'editor': 'editor', + 'viewer': 'viewer', +} + +GROUPS = { + 'editor': ['group:editors'], +} def groupfinder(userid, request): if userid in USERS: diff --git a/docs/tutorials/wiki2/src/authorization/tutorial/templates/404.jinja2 b/docs/tutorials/wiki2/src/authorization/tutorial/templates/404.jinja2 new file mode 100644 index 000000000..1917f83c7 --- /dev/null +++ b/docs/tutorials/wiki2/src/authorization/tutorial/templates/404.jinja2 @@ -0,0 +1,8 @@ +{% extends "layout.jinja2" %} + +{% block content %} +<div class="content"> + <h1><span class="font-semi-bold">Pyramid</span> <span class="smaller">Alchemy scaffold</span></h1> + <p class="lead"><span class="font-semi-bold">404</span> Page Not Found</p> +</div> +{% endblock content %} diff --git a/docs/tutorials/wiki2/src/authorization/tutorial/templates/edit.jinja2 b/docs/tutorials/wiki2/src/authorization/tutorial/templates/edit.jinja2 index c4f3a2c93..70ce49b73 100644 --- a/docs/tutorials/wiki2/src/authorization/tutorial/templates/edit.jinja2 +++ b/docs/tutorials/wiki2/src/authorization/tutorial/templates/edit.jinja2 @@ -33,16 +33,16 @@ </div> <div class="col-md-10"> <div class="content"> - {% if logged_in %} + {% if request.authenticated_userid is not None %} <p class="pull-right"> - <a href="{{ request.application_url }}/logout">Logout</a> + <a href="{{ request.route_url('logout') }}">Logout</a> </p> {% endif %} <p> Editing <strong>{% if page.name %}{{page.name}}{% else %}Page Name Goes Here{% endif %}</strong> </p> <p>You can return to the - <a href="{{request.application_url}}">FrontPage</a>. + <a href="{{request.route_url('view_page', pagename='FrontPage')}}">FrontPage</a>. </p> <form action="{{ save_url }}" method="post"> <div class="form-group"> diff --git a/docs/tutorials/wiki2/src/authorization/tutorial/templates/view.jinja2 b/docs/tutorials/wiki2/src/authorization/tutorial/templates/view.jinja2 index a7afc66fc..b12ca5b0c 100644 --- a/docs/tutorials/wiki2/src/authorization/tutorial/templates/view.jinja2 +++ b/docs/tutorials/wiki2/src/authorization/tutorial/templates/view.jinja2 @@ -33,9 +33,9 @@ </div> <div class="col-md-10"> <div class="content"> - {% if logged_in %} + {% if request.authenticated_userid is not None %} <p class="pull-right"> - <a href="{{ request.application_url }}/logout">Logout</a> + <a href="{{ request.route_url('logout') }}">Logout</a> </p> {% endif %} <p>{{ content|safe }}</p> @@ -48,7 +48,7 @@ Viewing <strong>{% if page.name %}{{page.name}}{% else %}Page Name Goes Here{% endif %}</strong> </p> <p>You can return to the - <a href="{{request.application_url}}">FrontPage</a>. + <a href="{{request.route_url('view_page', pagename='FrontPage')}}">FrontPage</a>. </p> </div> </div> diff --git a/docs/tutorials/wiki2/src/authorization/tutorial/tests.py b/docs/tutorials/wiki2/src/authorization/tutorial/tests.py index b947e3bb1..c54945c28 100644 --- a/docs/tutorials/wiki2/src/authorization/tutorial/tests.py +++ b/docs/tutorials/wiki2/src/authorization/tutorial/tests.py @@ -13,22 +13,22 @@ class BaseTest(unittest.TestCase): self.config = testing.setUp(settings={ 'sqlalchemy.url': 'sqlite:///:memory:' }) - self.config.include('.models.meta') + self.config.include('.models') settings = self.config.get_settings() - from .models.meta import ( - get_session, + from .models import ( get_engine, - get_dbmaker, + get_session_factory, + get_tm_session, ) self.engine = get_engine(settings) - dbmaker = get_dbmaker(self.engine) + session_factory = get_session_factory(self.engine) - self.session = get_session(transaction.manager, dbmaker) + self.session = get_tm_session(session_factory, transaction.manager) def init_database(self): - from .models.meta import Base + from .models import Base Base.metadata.create_all(self.engine) def tearDown(self): @@ -36,7 +36,7 @@ class BaseTest(unittest.TestCase): testing.tearDown() transaction.abort() - Base.metadata.create_all(self.engine) + Base.metadata.drop_all(self.engine) class TestMyViewSuccessCondition(BaseTest): @@ -45,7 +45,7 @@ class TestMyViewSuccessCondition(BaseTest): super(TestMyViewSuccessCondition, self).setUp() self.init_database() - from .models.mymodel import MyModel + from .models import MyModel model = MyModel(name='one', value=55) self.session.add(model) diff --git a/docs/tutorials/wiki2/src/authorization/tutorial/views/default.py b/docs/tutorials/wiki2/src/authorization/tutorial/views/default.py index f35f041a4..aa77facd7 100644 --- a/docs/tutorials/wiki2/src/authorization/tutorial/views/default.py +++ b/docs/tutorials/wiki2/src/authorization/tutorial/views/default.py @@ -6,31 +6,27 @@ from pyramid.httpexceptions import ( HTTPFound, HTTPNotFound, ) - from pyramid.view import ( view_config, forbidden_view_config, ) - from pyramid.security import ( remember, forget, ) +from ..models import Page from ..security.default import USERS -from ..models.mymodel import Page - # regular expression used to find WikiWords wikiwords = re.compile(r"\b([A-Z]\w+[A-Z]+\w+)") -@view_config(route_name='view_wiki', - permission='view') +@view_config(route_name='view_wiki', permission='view') def view_wiki(request): - return HTTPFound(location=request.route_url('view_page', - pagename='FrontPage')) + next_url = request.route_url('view_page', pagename='FrontPage') + return HTTPFound(location=next_url) -@view_config(route_name='view_page', renderer='templates/view.jinja2', +@view_config(route_name='view_page', renderer='../templates/view.jinja2', permission='view') def view_page(request): pagename = request.matchdict['pagename'] @@ -51,10 +47,9 @@ def view_page(request): content = publish_parts(page.data, writer_name='html')['html_body'] content = wikiwords.sub(check, content) edit_url = request.route_url('edit_page', pagename=pagename) - return dict(page=page, content=content, edit_url=edit_url, - logged_in=request.authenticated_userid) + return dict(page=page, content=content, edit_url=edit_url) -@view_config(route_name='add_page', renderer='templates/edit.jinja2', +@view_config(route_name='add_page', renderer='../templates/edit.jinja2', permission='edit') def add_page(request): pagename = request.matchdict['pagename'] @@ -62,29 +57,27 @@ def add_page(request): body = request.params['body'] page = Page(name=pagename, data=body) request.dbsession.add(page) - return HTTPFound(location = request.route_url('view_page', - pagename=pagename)) + next_url = request.route_url('view_page', pagename=pagename) + return HTTPFound(location=next_url) save_url = request.route_url('add_page', pagename=pagename) page = Page(name='', data='') - return dict(page=page, save_url=save_url, - logged_in=request.authenticated_userid) + return dict(page=page, save_url=save_url) -@view_config(route_name='edit_page', renderer='templates/edit.jinja2', +@view_config(route_name='edit_page', renderer='../templates/edit.jinja2', permission='edit') def edit_page(request): pagename = request.matchdict['pagename'] page = request.dbsession.query(Page).filter_by(name=pagename).one() if 'form.submitted' in request.params: page.data = request.params['body'] - request.dbsession.add(page) - return HTTPFound(location = request.route_url('view_page', - pagename=pagename)) + next_url = request.route_url('view_page', pagename=pagename) + return HTTPFound(location=next_url) return dict( page=page, - save_url = request.route_url('edit_page', pagename=pagename), - logged_in=request.authenticated_userid + save_url=request.route_url('edit_page', pagename=pagename), ) + @view_config(route_name='login', renderer='templates/login.jinja2') @forbidden_view_config(renderer='templates/login.jinja2') def login(request): @@ -101,20 +94,19 @@ def login(request): password = request.params['password'] if USERS.get(login) == password: headers = remember(request, login) - return HTTPFound(location = came_from, - headers = headers) + return HTTPFound(location=came_from, headers=headers) message = 'Failed login' return dict( - message = message, - url = request.application_url + '/login', - came_from = came_from, - login = login, - password = password, + message=message, + url=request.route_url('login'), + came_from=came_from, + login=login, + password=password, ) @view_config(route_name='logout') def logout(request): headers = forget(request) - return HTTPFound(location = request.route_url('view_wiki'), - headers = headers) + next_url = request.route_url('view_wiki') + return HTTPFound(location=next_url, headers=headers) diff --git a/docs/tutorials/wiki2/src/authorization/tutorial/views/errors.py b/docs/tutorials/wiki2/src/authorization/tutorial/views/errors.py new file mode 100644 index 000000000..a4b8201f1 --- /dev/null +++ b/docs/tutorials/wiki2/src/authorization/tutorial/views/errors.py @@ -0,0 +1,5 @@ +from pyramid.view import notfound_view_config + +@notfound_view_config(renderer='../templates/404.jinja2') +def notfound_view(request): + return {} diff --git a/docs/tutorials/wiki2/src/basiclayout/tutorial/models/__init__.py b/docs/tutorials/wiki2/src/basiclayout/tutorial/models/__init__.py index a4026fcd6..48a957ecb 100644 --- a/docs/tutorials/wiki2/src/basiclayout/tutorial/models/__init__.py +++ b/docs/tutorials/wiki2/src/basiclayout/tutorial/models/__init__.py @@ -62,6 +62,7 @@ def includeme(config): config.include('pyramid_tm') session_factory = get_session_factory(get_engine(settings)) + config.registry['dbsession_factory'] = session_factory # make request.dbsession available for use in Pyramid config.add_request_method( diff --git a/docs/tutorials/wiki2/src/models/MANIFEST.in b/docs/tutorials/wiki2/src/models/MANIFEST.in index 81beba1b1..42cd299b5 100644 --- a/docs/tutorials/wiki2/src/models/MANIFEST.in +++ b/docs/tutorials/wiki2/src/models/MANIFEST.in @@ -1,2 +1,2 @@ include *.txt *.ini *.cfg *.rst -recursive-include tutorial *.ico *.png *.css *.gif *.jpg *.pt *.txt *.mak *.mako *.js *.html *.xml +recursive-include tutorial *.ico *.png *.css *.gif *.jpg *.jinja2 *.pt *.txt *.mak *.mako *.js *.html *.xml diff --git a/docs/tutorials/wiki2/src/models/production.ini b/docs/tutorials/wiki2/src/models/production.ini index 97acfbd7d..cb1db3211 100644 --- a/docs/tutorials/wiki2/src/models/production.ini +++ b/docs/tutorials/wiki2/src/models/production.ini @@ -11,8 +11,6 @@ pyramid.debug_authorization = false pyramid.debug_notfound = false pyramid.debug_routematch = false pyramid.default_locale_name = en -pyramid.includes = - pyramid_tm sqlalchemy.url = sqlite:///%(here)s/tutorial.sqlite diff --git a/docs/tutorials/wiki2/src/models/tutorial/__init__.py b/docs/tutorials/wiki2/src/models/tutorial/__init__.py index 7994bbfa8..17763812a 100644 --- a/docs/tutorials/wiki2/src/models/tutorial/__init__.py +++ b/docs/tutorials/wiki2/src/models/tutorial/__init__.py @@ -6,7 +6,7 @@ def main(global_config, **settings): """ config = Configurator(settings=settings) config.include('pyramid_jinja2') - config.include('.models.meta') + config.include('.models') config.add_static_view('static', 'static', cache_max_age=3600) config.add_route('home', '/') config.scan() diff --git a/docs/tutorials/wiki2/src/models/tutorial/models/__init__.py b/docs/tutorials/wiki2/src/models/tutorial/models/__init__.py index 7b1c62867..3d3efe06f 100644 --- a/docs/tutorials/wiki2/src/models/tutorial/models/__init__.py +++ b/docs/tutorials/wiki2/src/models/tutorial/models/__init__.py @@ -1,7 +1,73 @@ +from sqlalchemy import engine_from_config +from sqlalchemy.orm import sessionmaker from sqlalchemy.orm import configure_mappers -# import all models classes here for sqlalchemy mappers -# to pick up +import zope.sqlalchemy + +# import or define all models here to ensure they are attached to the +# Base.metadata prior to any initialization routines from .mymodel import Page # flake8: noqa -# run configure mappers to ensure we avoid any race conditions +# run configure_mappers after defining all of the models to ensure +# all relationships can be setup configure_mappers() + + +def get_engine(settings, prefix='sqlalchemy.'): + return engine_from_config(settings, prefix) + + +def get_session_factory(engine): + factory = sessionmaker() + factory.configure(bind=engine) + return factory + + +def get_tm_session(session_factory, transaction_manager): + """ + Get a ``sqlalchemy.orm.Session`` instance backed by a transaction. + + This function will hook the session to the transaction manager which + will take care of committing any changes. + + - When using pyramid_tm it will automatically be committed or aborted + depending on whether an exception is raised. + + - When using scripts you should wrap the session in a manager yourself. + For example:: + + import transaction + + engine = get_engine(settings) + session_factory = get_session_factory(engine) + with transaction.manager: + dbsession = get_tm_session(session_factory, transaction.manager) + + """ + dbsession = session_factory() + zope.sqlalchemy.register( + dbsession, transaction_manager=transaction_manager) + return dbsession + + +def includeme(config): + """ + Initialize the model for a Pyramid app. + + Activate this setup using ``config.include('tutorial.models')``. + + """ + settings = config.get_settings() + + # use pyramid_tm to hook the transaction lifecycle to the request + config.include('pyramid_tm') + + session_factory = get_session_factory(get_engine(settings)) + config.registry['dbsession_factory'] = session_factory + + # make request.dbsession available for use in Pyramid + config.add_request_method( + # r.tm is the transaction manager used by pyramid_tm + lambda r: get_tm_session(session_factory, r.tm), + 'dbsession', + reify=True + ) diff --git a/docs/tutorials/wiki2/src/models/tutorial/models/meta.py b/docs/tutorials/wiki2/src/models/tutorial/models/meta.py index 80ececd8c..fc3e8f1dd 100644 --- a/docs/tutorials/wiki2/src/models/tutorial/models/meta.py +++ b/docs/tutorials/wiki2/src/models/tutorial/models/meta.py @@ -1,8 +1,5 @@ -from sqlalchemy import engine_from_config from sqlalchemy.ext.declarative import declarative_base -from sqlalchemy.orm import sessionmaker from sqlalchemy.schema import MetaData -import zope.sqlalchemy # Recommended naming convention used by Alembic, as various different database # providers will autogenerate vastly different names making migrations more @@ -17,33 +14,3 @@ NAMING_CONVENTION = { metadata = MetaData(naming_convention=NAMING_CONVENTION) Base = declarative_base(metadata=metadata) - - -def includeme(config): - settings = config.get_settings() - dbmaker = get_dbmaker(get_engine(settings)) - - config.add_request_method( - lambda r: get_session(r.tm, dbmaker), - 'dbsession', - reify=True - ) - - config.include('pyramid_tm') - - -def get_session(transaction_manager, dbmaker): - dbsession = dbmaker() - zope.sqlalchemy.register(dbsession, - transaction_manager=transaction_manager) - return dbsession - - -def get_engine(settings, prefix='sqlalchemy.'): - return engine_from_config(settings, prefix) - - -def get_dbmaker(engine): - dbmaker = sessionmaker() - dbmaker.configure(bind=engine) - return dbmaker diff --git a/docs/tutorials/wiki2/src/models/tutorial/models/mymodel.py b/docs/tutorials/wiki2/src/models/tutorial/models/mymodel.py index 45571d78e..b23d0c0d2 100644 --- a/docs/tutorials/wiki2/src/models/tutorial/models/mymodel.py +++ b/docs/tutorials/wiki2/src/models/tutorial/models/mymodel.py @@ -1,10 +1,11 @@ -from .meta import Base from sqlalchemy import ( Column, Integer, Text, ) +from .meta import Base + class Page(Base): """ The SQLAlchemy declarative model class for a Page object. """ diff --git a/docs/tutorials/wiki2/src/models/tutorial/scripts/initializedb.py b/docs/tutorials/wiki2/src/models/tutorial/scripts/initializedb.py index 4aac4a848..601a6e73f 100644 --- a/docs/tutorials/wiki2/src/models/tutorial/scripts/initializedb.py +++ b/docs/tutorials/wiki2/src/models/tutorial/scripts/initializedb.py @@ -7,13 +7,15 @@ from pyramid.paster import ( setup_logging, ) -from ..models.meta import ( - Base, - get_session, +from pyramid.scripts.common import parse_vars + +from ..models.meta import Base +from ..models import ( get_engine, - get_dbmaker, + get_session_factory, + get_tm_session, ) -from ..models.mymodel import Page +from ..models import Page def usage(argv): @@ -27,16 +29,17 @@ def main(argv=sys.argv): if len(argv) < 2: usage(argv) config_uri = argv[1] + options = parse_vars(argv[2:]) setup_logging(config_uri) - settings = get_appsettings(config_uri) + settings = get_appsettings(config_uri, options=options) engine = get_engine(settings) - dbmaker = get_dbmaker(engine) - - dbsession = get_session(transaction.manager, dbmaker) - Base.metadata.create_all(engine) + session_factory = get_session_factory(engine) + with transaction.manager: - model = Page(name='FrontPage', data='This is the front page') - dbsession.add(model) + dbsession = get_tm_session(session_factory, transaction.manager) + + page = Page(name='FrontPage', data='This is the front page') + dbsession.add(page) diff --git a/docs/tutorials/wiki2/src/models/tutorial/templates/404.jinja2 b/docs/tutorials/wiki2/src/models/tutorial/templates/404.jinja2 new file mode 100644 index 000000000..1917f83c7 --- /dev/null +++ b/docs/tutorials/wiki2/src/models/tutorial/templates/404.jinja2 @@ -0,0 +1,8 @@ +{% extends "layout.jinja2" %} + +{% block content %} +<div class="content"> + <h1><span class="font-semi-bold">Pyramid</span> <span class="smaller">Alchemy scaffold</span></h1> + <p class="lead"><span class="font-semi-bold">404</span> Page Not Found</p> +</div> +{% endblock content %} diff --git a/docs/tutorials/wiki2/src/models/tutorial/tests.py b/docs/tutorials/wiki2/src/models/tutorial/tests.py index b947e3bb1..c54945c28 100644 --- a/docs/tutorials/wiki2/src/models/tutorial/tests.py +++ b/docs/tutorials/wiki2/src/models/tutorial/tests.py @@ -13,22 +13,22 @@ class BaseTest(unittest.TestCase): self.config = testing.setUp(settings={ 'sqlalchemy.url': 'sqlite:///:memory:' }) - self.config.include('.models.meta') + self.config.include('.models') settings = self.config.get_settings() - from .models.meta import ( - get_session, + from .models import ( get_engine, - get_dbmaker, + get_session_factory, + get_tm_session, ) self.engine = get_engine(settings) - dbmaker = get_dbmaker(self.engine) + session_factory = get_session_factory(self.engine) - self.session = get_session(transaction.manager, dbmaker) + self.session = get_tm_session(session_factory, transaction.manager) def init_database(self): - from .models.meta import Base + from .models import Base Base.metadata.create_all(self.engine) def tearDown(self): @@ -36,7 +36,7 @@ class BaseTest(unittest.TestCase): testing.tearDown() transaction.abort() - Base.metadata.create_all(self.engine) + Base.metadata.drop_all(self.engine) class TestMyViewSuccessCondition(BaseTest): @@ -45,7 +45,7 @@ class TestMyViewSuccessCondition(BaseTest): super(TestMyViewSuccessCondition, self).setUp() self.init_database() - from .models.mymodel import MyModel + from .models import MyModel model = MyModel(name='one', value=55) self.session.add(model) diff --git a/docs/tutorials/wiki2/src/models/tutorial/views/default.py b/docs/tutorials/wiki2/src/models/tutorial/views/default.py index 13ad8793c..ad0c728d7 100644 --- a/docs/tutorials/wiki2/src/models/tutorial/views/default.py +++ b/docs/tutorials/wiki2/src/models/tutorial/views/default.py @@ -3,7 +3,7 @@ from pyramid.view import view_config from sqlalchemy.exc import DBAPIError -from ..models.mymodel import MyModel +from ..models import MyModel @view_config(route_name='home', renderer='../templates/mytemplate.jinja2') @@ -12,7 +12,7 @@ def my_view(request): query = request.dbsession.query(MyModel) one = query.filter(MyModel.name == 'one').first() except DBAPIError: - return Response(db_err_msg, content_type='text/plain', status_int=500) + return Response(db_err_msg, content_type='text/plain', status=500) return {'one': one, 'project': 'tutorial'} diff --git a/docs/tutorials/wiki2/src/models/tutorial/views/errors.py b/docs/tutorials/wiki2/src/models/tutorial/views/errors.py new file mode 100644 index 000000000..a4b8201f1 --- /dev/null +++ b/docs/tutorials/wiki2/src/models/tutorial/views/errors.py @@ -0,0 +1,5 @@ +from pyramid.view import notfound_view_config + +@notfound_view_config(renderer='../templates/404.jinja2') +def notfound_view(request): + return {} diff --git a/docs/tutorials/wiki2/src/tests/MANIFEST.in b/docs/tutorials/wiki2/src/tests/MANIFEST.in index 81beba1b1..42cd299b5 100644 --- a/docs/tutorials/wiki2/src/tests/MANIFEST.in +++ b/docs/tutorials/wiki2/src/tests/MANIFEST.in @@ -1,2 +1,2 @@ include *.txt *.ini *.cfg *.rst -recursive-include tutorial *.ico *.png *.css *.gif *.jpg *.pt *.txt *.mak *.mako *.js *.html *.xml +recursive-include tutorial *.ico *.png *.css *.gif *.jpg *.jinja2 *.pt *.txt *.mak *.mako *.js *.html *.xml diff --git a/docs/tutorials/wiki2/src/tests/production.ini b/docs/tutorials/wiki2/src/tests/production.ini index 97acfbd7d..cb1db3211 100644 --- a/docs/tutorials/wiki2/src/tests/production.ini +++ b/docs/tutorials/wiki2/src/tests/production.ini @@ -11,8 +11,6 @@ pyramid.debug_authorization = false pyramid.debug_notfound = false pyramid.debug_routematch = false pyramid.default_locale_name = en -pyramid.includes = - pyramid_tm sqlalchemy.url = sqlite:///%(here)s/tutorial.sqlite diff --git a/docs/tutorials/wiki2/src/tests/setup.py b/docs/tutorials/wiki2/src/tests/setup.py index f640b4399..d4e5a4072 100644 --- a/docs/tutorials/wiki2/src/tests/setup.py +++ b/docs/tutorials/wiki2/src/tests/setup.py @@ -18,7 +18,6 @@ requires = [ 'zope.sqlalchemy', 'waitress', 'docutils', - 'WebTest', ] setup(name='tutorial', diff --git a/docs/tutorials/wiki2/src/tests/tutorial/__init__.py b/docs/tutorials/wiki2/src/tests/tutorial/__init__.py index 084fee19f..a62c42378 100644 --- a/docs/tutorials/wiki2/src/tests/tutorial/__init__.py +++ b/docs/tutorials/wiki2/src/tests/tutorial/__init__.py @@ -2,7 +2,8 @@ from pyramid.config import Configurator from pyramid.authentication import AuthTktAuthenticationPolicy from pyramid.authorization import ACLAuthorizationPolicy -from security.default import groupfinder +from .security.default import groupfinder + def main(global_config, **settings): """ This function returns a Pyramid WSGI application. @@ -10,12 +11,12 @@ def main(global_config, **settings): authn_policy = AuthTktAuthenticationPolicy( 'sosecret', callback=groupfinder, hashalg='sha512') authz_policy = ACLAuthorizationPolicy() - config = Configurator(settings=settings, - root_factory='tutorial.models.mymodel.RootFactory') + config = Configurator(settings=settings) + config.include('pyramid_jinja2') + config.include('.models') + config.set_root_factory('.models.mymodel.RootFactory') config.set_authentication_policy(authn_policy) config.set_authorization_policy(authz_policy) - config.include('pyramid_jinja2') - config.include('.models.meta') config.add_static_view('static', 'static', cache_max_age=3600) config.add_route('view_wiki', '/') config.add_route('login', '/login') diff --git a/docs/tutorials/wiki2/src/tests/tutorial/models/__init__.py b/docs/tutorials/wiki2/src/tests/tutorial/models/__init__.py index 7b1c62867..3d3efe06f 100644 --- a/docs/tutorials/wiki2/src/tests/tutorial/models/__init__.py +++ b/docs/tutorials/wiki2/src/tests/tutorial/models/__init__.py @@ -1,7 +1,73 @@ +from sqlalchemy import engine_from_config +from sqlalchemy.orm import sessionmaker from sqlalchemy.orm import configure_mappers -# import all models classes here for sqlalchemy mappers -# to pick up +import zope.sqlalchemy + +# import or define all models here to ensure they are attached to the +# Base.metadata prior to any initialization routines from .mymodel import Page # flake8: noqa -# run configure mappers to ensure we avoid any race conditions +# run configure_mappers after defining all of the models to ensure +# all relationships can be setup configure_mappers() + + +def get_engine(settings, prefix='sqlalchemy.'): + return engine_from_config(settings, prefix) + + +def get_session_factory(engine): + factory = sessionmaker() + factory.configure(bind=engine) + return factory + + +def get_tm_session(session_factory, transaction_manager): + """ + Get a ``sqlalchemy.orm.Session`` instance backed by a transaction. + + This function will hook the session to the transaction manager which + will take care of committing any changes. + + - When using pyramid_tm it will automatically be committed or aborted + depending on whether an exception is raised. + + - When using scripts you should wrap the session in a manager yourself. + For example:: + + import transaction + + engine = get_engine(settings) + session_factory = get_session_factory(engine) + with transaction.manager: + dbsession = get_tm_session(session_factory, transaction.manager) + + """ + dbsession = session_factory() + zope.sqlalchemy.register( + dbsession, transaction_manager=transaction_manager) + return dbsession + + +def includeme(config): + """ + Initialize the model for a Pyramid app. + + Activate this setup using ``config.include('tutorial.models')``. + + """ + settings = config.get_settings() + + # use pyramid_tm to hook the transaction lifecycle to the request + config.include('pyramid_tm') + + session_factory = get_session_factory(get_engine(settings)) + config.registry['dbsession_factory'] = session_factory + + # make request.dbsession available for use in Pyramid + config.add_request_method( + # r.tm is the transaction manager used by pyramid_tm + lambda r: get_tm_session(session_factory, r.tm), + 'dbsession', + reify=True + ) diff --git a/docs/tutorials/wiki2/src/tests/tutorial/models/meta.py b/docs/tutorials/wiki2/src/tests/tutorial/models/meta.py index 80ececd8c..fc3e8f1dd 100644 --- a/docs/tutorials/wiki2/src/tests/tutorial/models/meta.py +++ b/docs/tutorials/wiki2/src/tests/tutorial/models/meta.py @@ -1,8 +1,5 @@ -from sqlalchemy import engine_from_config from sqlalchemy.ext.declarative import declarative_base -from sqlalchemy.orm import sessionmaker from sqlalchemy.schema import MetaData -import zope.sqlalchemy # Recommended naming convention used by Alembic, as various different database # providers will autogenerate vastly different names making migrations more @@ -17,33 +14,3 @@ NAMING_CONVENTION = { metadata = MetaData(naming_convention=NAMING_CONVENTION) Base = declarative_base(metadata=metadata) - - -def includeme(config): - settings = config.get_settings() - dbmaker = get_dbmaker(get_engine(settings)) - - config.add_request_method( - lambda r: get_session(r.tm, dbmaker), - 'dbsession', - reify=True - ) - - config.include('pyramid_tm') - - -def get_session(transaction_manager, dbmaker): - dbsession = dbmaker() - zope.sqlalchemy.register(dbsession, - transaction_manager=transaction_manager) - return dbsession - - -def get_engine(settings, prefix='sqlalchemy.'): - return engine_from_config(settings, prefix) - - -def get_dbmaker(engine): - dbmaker = sessionmaker() - dbmaker.configure(bind=engine) - return dbmaker diff --git a/docs/tutorials/wiki2/src/tests/tutorial/models/mymodel.py b/docs/tutorials/wiki2/src/tests/tutorial/models/mymodel.py index 03e2f90ca..25209c745 100644 --- a/docs/tutorials/wiki2/src/tests/tutorial/models/mymodel.py +++ b/docs/tutorials/wiki2/src/tests/tutorial/models/mymodel.py @@ -1,15 +1,14 @@ -from .meta import Base - from pyramid.security import ( Allow, Everyone, - ) - +) from sqlalchemy import ( Column, Integer, Text, - ) +) + +from .meta import Base class Page(Base): @@ -19,8 +18,12 @@ class Page(Base): name = Column(Text, unique=True) data = Column(Integer) + class RootFactory(object): - __acl__ = [ (Allow, Everyone, 'view'), - (Allow, 'group:editors', 'edit') ] + __acl__ = [ + (Allow, Everyone, 'view'), + (Allow, 'group:editors', 'edit'), + ] + def __init__(self, request): - pass
\ No newline at end of file + pass diff --git a/docs/tutorials/wiki2/src/tests/tutorial/scripts/initializedb.py b/docs/tutorials/wiki2/src/tests/tutorial/scripts/initializedb.py index 4aac4a848..601a6e73f 100644 --- a/docs/tutorials/wiki2/src/tests/tutorial/scripts/initializedb.py +++ b/docs/tutorials/wiki2/src/tests/tutorial/scripts/initializedb.py @@ -7,13 +7,15 @@ from pyramid.paster import ( setup_logging, ) -from ..models.meta import ( - Base, - get_session, +from pyramid.scripts.common import parse_vars + +from ..models.meta import Base +from ..models import ( get_engine, - get_dbmaker, + get_session_factory, + get_tm_session, ) -from ..models.mymodel import Page +from ..models import Page def usage(argv): @@ -27,16 +29,17 @@ def main(argv=sys.argv): if len(argv) < 2: usage(argv) config_uri = argv[1] + options = parse_vars(argv[2:]) setup_logging(config_uri) - settings = get_appsettings(config_uri) + settings = get_appsettings(config_uri, options=options) engine = get_engine(settings) - dbmaker = get_dbmaker(engine) - - dbsession = get_session(transaction.manager, dbmaker) - Base.metadata.create_all(engine) + session_factory = get_session_factory(engine) + with transaction.manager: - model = Page(name='FrontPage', data='This is the front page') - dbsession.add(model) + dbsession = get_tm_session(session_factory, transaction.manager) + + page = Page(name='FrontPage', data='This is the front page') + dbsession.add(page) diff --git a/docs/tutorials/wiki2/src/tests/tutorial/security/__init__.py b/docs/tutorials/wiki2/src/tests/tutorial/security/__init__.py index 5bb534f79..e69de29bb 100644 --- a/docs/tutorials/wiki2/src/tests/tutorial/security/__init__.py +++ b/docs/tutorials/wiki2/src/tests/tutorial/security/__init__.py @@ -1 +0,0 @@ -# package diff --git a/docs/tutorials/wiki2/src/tests/tutorial/security/default.py b/docs/tutorials/wiki2/src/tests/tutorial/security/default.py index d88c9c71f..7fc1ea7c8 100644 --- a/docs/tutorials/wiki2/src/tests/tutorial/security/default.py +++ b/docs/tutorials/wiki2/src/tests/tutorial/security/default.py @@ -1,6 +1,11 @@ -USERS = {'editor':'editor', - 'viewer':'viewer'} -GROUPS = {'editor':['group:editors']} +USERS = { + 'editor': 'editor', + 'viewer': 'viewer', +} + +GROUPS = { + 'editor': ['group:editors'], +} def groupfinder(userid, request): if userid in USERS: diff --git a/docs/tutorials/wiki2/src/tests/tutorial/templates/404.jinja2 b/docs/tutorials/wiki2/src/tests/tutorial/templates/404.jinja2 new file mode 100644 index 000000000..1917f83c7 --- /dev/null +++ b/docs/tutorials/wiki2/src/tests/tutorial/templates/404.jinja2 @@ -0,0 +1,8 @@ +{% extends "layout.jinja2" %} + +{% block content %} +<div class="content"> + <h1><span class="font-semi-bold">Pyramid</span> <span class="smaller">Alchemy scaffold</span></h1> + <p class="lead"><span class="font-semi-bold">404</span> Page Not Found</p> +</div> +{% endblock content %} diff --git a/docs/tutorials/wiki2/src/tests/tutorial/templates/edit.jinja2 b/docs/tutorials/wiki2/src/tests/tutorial/templates/edit.jinja2 index c4f3a2c93..70ce49b73 100644 --- a/docs/tutorials/wiki2/src/tests/tutorial/templates/edit.jinja2 +++ b/docs/tutorials/wiki2/src/tests/tutorial/templates/edit.jinja2 @@ -33,16 +33,16 @@ </div> <div class="col-md-10"> <div class="content"> - {% if logged_in %} + {% if request.authenticated_userid is not None %} <p class="pull-right"> - <a href="{{ request.application_url }}/logout">Logout</a> + <a href="{{ request.route_url('logout') }}">Logout</a> </p> {% endif %} <p> Editing <strong>{% if page.name %}{{page.name}}{% else %}Page Name Goes Here{% endif %}</strong> </p> <p>You can return to the - <a href="{{request.application_url}}">FrontPage</a>. + <a href="{{request.route_url('view_page', pagename='FrontPage')}}">FrontPage</a>. </p> <form action="{{ save_url }}" method="post"> <div class="form-group"> diff --git a/docs/tutorials/wiki2/src/tests/tutorial/templates/view.jinja2 b/docs/tutorials/wiki2/src/tests/tutorial/templates/view.jinja2 index a7afc66fc..b12ca5b0c 100644 --- a/docs/tutorials/wiki2/src/tests/tutorial/templates/view.jinja2 +++ b/docs/tutorials/wiki2/src/tests/tutorial/templates/view.jinja2 @@ -33,9 +33,9 @@ </div> <div class="col-md-10"> <div class="content"> - {% if logged_in %} + {% if request.authenticated_userid is not None %} <p class="pull-right"> - <a href="{{ request.application_url }}/logout">Logout</a> + <a href="{{ request.route_url('logout') }}">Logout</a> </p> {% endif %} <p>{{ content|safe }}</p> @@ -48,7 +48,7 @@ Viewing <strong>{% if page.name %}{{page.name}}{% else %}Page Name Goes Here{% endif %}</strong> </p> <p>You can return to the - <a href="{{request.application_url}}">FrontPage</a>. + <a href="{{request.route_url('view_page', pagename='FrontPage')}}">FrontPage</a>. </p> </div> </div> diff --git a/docs/tutorials/wiki2/src/tests/tutorial/tests/__init__.py b/docs/tutorials/wiki2/src/tests/tutorial/tests/__init__.py index 8b1378917..e69de29bb 100644 --- a/docs/tutorials/wiki2/src/tests/tutorial/tests/__init__.py +++ b/docs/tutorials/wiki2/src/tests/tutorial/tests/__init__.py @@ -1 +0,0 @@ - diff --git a/docs/tutorials/wiki2/src/tests/tutorial/tests/test_functional.py b/docs/tutorials/wiki2/src/tests/tutorial/tests/test_functional.py index 339c60bc2..eda47c064 100644 --- a/docs/tutorials/wiki2/src/tests/tutorial/tests/test_functional.py +++ b/docs/tutorials/wiki2/src/tests/tutorial/tests/test_functional.py @@ -1,17 +1,5 @@ import unittest -from pyramid import testing - - -def dummy_request(dbsession): - return testing.DummyRequest(dbsession=dbsession) - - -def _register_routes(config): - config.add_route('view_page', '{pagename}') - config.add_route('edit_page', '{pagename}/edit_page') - config.add_route('add_page', 'add_page/{pagename}') - class FunctionalTests(unittest.TestCase): @@ -27,11 +15,8 @@ class FunctionalTests(unittest.TestCase): @staticmethod def setup_database(): import transaction - from tutorial.models.mymodel import Page - from tutorial.models.meta import ( - Base, - ) - import tutorial.models.meta + from tutorial.models import Page + from tutorial.models.meta import Base def initialize_db(dbsession, engine): @@ -40,11 +25,9 @@ class FunctionalTests(unittest.TestCase): model = Page(name='FrontPage', data='This is the front page') dbsession.add(model) - def wrap_get_session(transaction_manager, dbmaker): - dbsession = get_session(transaction_manager, dbmaker) + def wrap_get_tm_session(session_factory, transaction_manager): + dbsession = get_tm_session(session_factory, transaction_manager) initialize_db(dbsession, engine) - tutorial.models.meta.get_session = get_session - tutorial.models.meta.get_engine = get_engine return dbsession def wrap_get_engine(settings): @@ -53,10 +36,10 @@ class FunctionalTests(unittest.TestCase): return engine get_session = tutorial.models.meta.get_session - tutorial.models.meta.get_session = wrap_get_session + tutorial.models.get_tm_session = wrap_get_tm_session get_engine = tutorial.models.meta.get_engine - tutorial.models.meta.get_engine = wrap_get_engine + tutorial.models.get_engine = wrap_get_engine @classmethod def setUpClass(cls): diff --git a/docs/tutorials/wiki2/src/tests/tutorial/tests/test_views.py b/docs/tutorials/wiki2/src/tests/tutorial/tests/test_views.py index d70311e38..81d84fa30 100644 --- a/docs/tutorials/wiki2/src/tests/tutorial/tests/test_views.py +++ b/docs/tutorials/wiki2/src/tests/tutorial/tests/test_views.py @@ -10,35 +10,29 @@ def dummy_request(dbsession): def _register_routes(config): config.add_route('view_page', '{pagename}') - config.add_route('edit_page', '{pagename}/edit_page') config.add_route('add_page', 'add_page/{pagename}') + config.add_route('edit_page', '{pagename}/edit_page') class BaseTest(unittest.TestCase): def setUp(self): + from ..models import get_tm_session self.config = testing.setUp(settings={ 'sqlalchemy.url': 'sqlite:///:memory:' }) - self.config.include('..models.meta') - _register_routes(self.config) - settings = self.config.get_settings() + self.config.include('..models') + self.config.include(_register_routes) - from ..models.meta import ( - get_session, - get_engine, - get_dbmaker, - ) - - self.engine = get_engine(settings) - dbmaker = get_dbmaker(self.engine) - - self.session = get_session(transaction.manager, dbmaker) + session_factory = self.config.registry['dbsession_factory'] + self.session = get_tm_session(session_factory, transaction.manager) self.init_database() def init_database(self): from ..models.meta import Base - Base.metadata.create_all(self.engine) + session_factory = self.config.registry['dbsession_factory'] + engine = session_factory.get_bind() + Base.metadata.create_all(engine) def tearDown(self): testing.tearDown() @@ -46,7 +40,6 @@ class BaseTest(unittest.TestCase): class ViewWikiTests(unittest.TestCase): - def setUp(self): self.config = testing.setUp() _register_routes(self.config) @@ -65,13 +58,6 @@ class ViewWikiTests(unittest.TestCase): class ViewPageTests(BaseTest): - def setUp(self): - super(ViewPageTests, self).setUp() - - def tearDown(self): - transaction.abort() - testing.tearDown() - def _callFUT(self, request): from tutorial.views.default import view_page return view_page(request) @@ -102,13 +88,6 @@ class ViewPageTests(BaseTest): class AddPageTests(BaseTest): - def setUp(self): - super(AddPageTests, self).setUp() - - def tearDown(self): - transaction.abort() - testing.tearDown() - def _callFUT(self, request): from tutorial.views.default import add_page return add_page(request) @@ -133,13 +112,6 @@ class AddPageTests(BaseTest): class EditPageTests(BaseTest): - def setUp(self): - super(EditPageTests, self).setUp() - - def tearDown(self): - transaction.abort() - testing.tearDown() - def _callFUT(self, request): from tutorial.views.default import edit_page return edit_page(request) diff --git a/docs/tutorials/wiki2/src/tests/tutorial/views/default.py b/docs/tutorials/wiki2/src/tests/tutorial/views/default.py index f35f041a4..aa77facd7 100644 --- a/docs/tutorials/wiki2/src/tests/tutorial/views/default.py +++ b/docs/tutorials/wiki2/src/tests/tutorial/views/default.py @@ -6,31 +6,27 @@ from pyramid.httpexceptions import ( HTTPFound, HTTPNotFound, ) - from pyramid.view import ( view_config, forbidden_view_config, ) - from pyramid.security import ( remember, forget, ) +from ..models import Page from ..security.default import USERS -from ..models.mymodel import Page - # regular expression used to find WikiWords wikiwords = re.compile(r"\b([A-Z]\w+[A-Z]+\w+)") -@view_config(route_name='view_wiki', - permission='view') +@view_config(route_name='view_wiki', permission='view') def view_wiki(request): - return HTTPFound(location=request.route_url('view_page', - pagename='FrontPage')) + next_url = request.route_url('view_page', pagename='FrontPage') + return HTTPFound(location=next_url) -@view_config(route_name='view_page', renderer='templates/view.jinja2', +@view_config(route_name='view_page', renderer='../templates/view.jinja2', permission='view') def view_page(request): pagename = request.matchdict['pagename'] @@ -51,10 +47,9 @@ def view_page(request): content = publish_parts(page.data, writer_name='html')['html_body'] content = wikiwords.sub(check, content) edit_url = request.route_url('edit_page', pagename=pagename) - return dict(page=page, content=content, edit_url=edit_url, - logged_in=request.authenticated_userid) + return dict(page=page, content=content, edit_url=edit_url) -@view_config(route_name='add_page', renderer='templates/edit.jinja2', +@view_config(route_name='add_page', renderer='../templates/edit.jinja2', permission='edit') def add_page(request): pagename = request.matchdict['pagename'] @@ -62,29 +57,27 @@ def add_page(request): body = request.params['body'] page = Page(name=pagename, data=body) request.dbsession.add(page) - return HTTPFound(location = request.route_url('view_page', - pagename=pagename)) + next_url = request.route_url('view_page', pagename=pagename) + return HTTPFound(location=next_url) save_url = request.route_url('add_page', pagename=pagename) page = Page(name='', data='') - return dict(page=page, save_url=save_url, - logged_in=request.authenticated_userid) + return dict(page=page, save_url=save_url) -@view_config(route_name='edit_page', renderer='templates/edit.jinja2', +@view_config(route_name='edit_page', renderer='../templates/edit.jinja2', permission='edit') def edit_page(request): pagename = request.matchdict['pagename'] page = request.dbsession.query(Page).filter_by(name=pagename).one() if 'form.submitted' in request.params: page.data = request.params['body'] - request.dbsession.add(page) - return HTTPFound(location = request.route_url('view_page', - pagename=pagename)) + next_url = request.route_url('view_page', pagename=pagename) + return HTTPFound(location=next_url) return dict( page=page, - save_url = request.route_url('edit_page', pagename=pagename), - logged_in=request.authenticated_userid + save_url=request.route_url('edit_page', pagename=pagename), ) + @view_config(route_name='login', renderer='templates/login.jinja2') @forbidden_view_config(renderer='templates/login.jinja2') def login(request): @@ -101,20 +94,19 @@ def login(request): password = request.params['password'] if USERS.get(login) == password: headers = remember(request, login) - return HTTPFound(location = came_from, - headers = headers) + return HTTPFound(location=came_from, headers=headers) message = 'Failed login' return dict( - message = message, - url = request.application_url + '/login', - came_from = came_from, - login = login, - password = password, + message=message, + url=request.route_url('login'), + came_from=came_from, + login=login, + password=password, ) @view_config(route_name='logout') def logout(request): headers = forget(request) - return HTTPFound(location = request.route_url('view_wiki'), - headers = headers) + next_url = request.route_url('view_wiki') + return HTTPFound(location=next_url, headers=headers) diff --git a/docs/tutorials/wiki2/src/tests/tutorial/views/errors.py b/docs/tutorials/wiki2/src/tests/tutorial/views/errors.py new file mode 100644 index 000000000..a4b8201f1 --- /dev/null +++ b/docs/tutorials/wiki2/src/tests/tutorial/views/errors.py @@ -0,0 +1,5 @@ +from pyramid.view import notfound_view_config + +@notfound_view_config(renderer='../templates/404.jinja2') +def notfound_view(request): + return {} diff --git a/docs/tutorials/wiki2/src/views/MANIFEST.in b/docs/tutorials/wiki2/src/views/MANIFEST.in index 81beba1b1..42cd299b5 100644 --- a/docs/tutorials/wiki2/src/views/MANIFEST.in +++ b/docs/tutorials/wiki2/src/views/MANIFEST.in @@ -1,2 +1,2 @@ include *.txt *.ini *.cfg *.rst -recursive-include tutorial *.ico *.png *.css *.gif *.jpg *.pt *.txt *.mak *.mako *.js *.html *.xml +recursive-include tutorial *.ico *.png *.css *.gif *.jpg *.jinja2 *.pt *.txt *.mak *.mako *.js *.html *.xml diff --git a/docs/tutorials/wiki2/src/views/production.ini b/docs/tutorials/wiki2/src/views/production.ini index 97acfbd7d..cb1db3211 100644 --- a/docs/tutorials/wiki2/src/views/production.ini +++ b/docs/tutorials/wiki2/src/views/production.ini @@ -11,8 +11,6 @@ pyramid.debug_authorization = false pyramid.debug_notfound = false pyramid.debug_routematch = false pyramid.default_locale_name = en -pyramid.includes = - pyramid_tm sqlalchemy.url = sqlite:///%(here)s/tutorial.sqlite diff --git a/docs/tutorials/wiki2/src/views/tutorial/__init__.py b/docs/tutorials/wiki2/src/views/tutorial/__init__.py index d28f09ca4..5d8c7fba2 100644 --- a/docs/tutorials/wiki2/src/views/tutorial/__init__.py +++ b/docs/tutorials/wiki2/src/views/tutorial/__init__.py @@ -6,7 +6,7 @@ def main(global_config, **settings): """ config = Configurator(settings=settings) config.include('pyramid_jinja2') - config.include('.models.meta') + config.include('.models') config.add_static_view('static', 'static', cache_max_age=3600) config.add_route('view_wiki', '/') config.add_route('view_page', '/{pagename}') diff --git a/docs/tutorials/wiki2/src/views/tutorial/models/__init__.py b/docs/tutorials/wiki2/src/views/tutorial/models/__init__.py index 7b1c62867..3d3efe06f 100644 --- a/docs/tutorials/wiki2/src/views/tutorial/models/__init__.py +++ b/docs/tutorials/wiki2/src/views/tutorial/models/__init__.py @@ -1,7 +1,73 @@ +from sqlalchemy import engine_from_config +from sqlalchemy.orm import sessionmaker from sqlalchemy.orm import configure_mappers -# import all models classes here for sqlalchemy mappers -# to pick up +import zope.sqlalchemy + +# import or define all models here to ensure they are attached to the +# Base.metadata prior to any initialization routines from .mymodel import Page # flake8: noqa -# run configure mappers to ensure we avoid any race conditions +# run configure_mappers after defining all of the models to ensure +# all relationships can be setup configure_mappers() + + +def get_engine(settings, prefix='sqlalchemy.'): + return engine_from_config(settings, prefix) + + +def get_session_factory(engine): + factory = sessionmaker() + factory.configure(bind=engine) + return factory + + +def get_tm_session(session_factory, transaction_manager): + """ + Get a ``sqlalchemy.orm.Session`` instance backed by a transaction. + + This function will hook the session to the transaction manager which + will take care of committing any changes. + + - When using pyramid_tm it will automatically be committed or aborted + depending on whether an exception is raised. + + - When using scripts you should wrap the session in a manager yourself. + For example:: + + import transaction + + engine = get_engine(settings) + session_factory = get_session_factory(engine) + with transaction.manager: + dbsession = get_tm_session(session_factory, transaction.manager) + + """ + dbsession = session_factory() + zope.sqlalchemy.register( + dbsession, transaction_manager=transaction_manager) + return dbsession + + +def includeme(config): + """ + Initialize the model for a Pyramid app. + + Activate this setup using ``config.include('tutorial.models')``. + + """ + settings = config.get_settings() + + # use pyramid_tm to hook the transaction lifecycle to the request + config.include('pyramid_tm') + + session_factory = get_session_factory(get_engine(settings)) + config.registry['dbsession_factory'] = session_factory + + # make request.dbsession available for use in Pyramid + config.add_request_method( + # r.tm is the transaction manager used by pyramid_tm + lambda r: get_tm_session(session_factory, r.tm), + 'dbsession', + reify=True + ) diff --git a/docs/tutorials/wiki2/src/views/tutorial/models/meta.py b/docs/tutorials/wiki2/src/views/tutorial/models/meta.py index 80ececd8c..fc3e8f1dd 100644 --- a/docs/tutorials/wiki2/src/views/tutorial/models/meta.py +++ b/docs/tutorials/wiki2/src/views/tutorial/models/meta.py @@ -1,8 +1,5 @@ -from sqlalchemy import engine_from_config from sqlalchemy.ext.declarative import declarative_base -from sqlalchemy.orm import sessionmaker from sqlalchemy.schema import MetaData -import zope.sqlalchemy # Recommended naming convention used by Alembic, as various different database # providers will autogenerate vastly different names making migrations more @@ -17,33 +14,3 @@ NAMING_CONVENTION = { metadata = MetaData(naming_convention=NAMING_CONVENTION) Base = declarative_base(metadata=metadata) - - -def includeme(config): - settings = config.get_settings() - dbmaker = get_dbmaker(get_engine(settings)) - - config.add_request_method( - lambda r: get_session(r.tm, dbmaker), - 'dbsession', - reify=True - ) - - config.include('pyramid_tm') - - -def get_session(transaction_manager, dbmaker): - dbsession = dbmaker() - zope.sqlalchemy.register(dbsession, - transaction_manager=transaction_manager) - return dbsession - - -def get_engine(settings, prefix='sqlalchemy.'): - return engine_from_config(settings, prefix) - - -def get_dbmaker(engine): - dbmaker = sessionmaker() - dbmaker.configure(bind=engine) - return dbmaker diff --git a/docs/tutorials/wiki2/src/views/tutorial/models/mymodel.py b/docs/tutorials/wiki2/src/views/tutorial/models/mymodel.py index 45571d78e..b23d0c0d2 100644 --- a/docs/tutorials/wiki2/src/views/tutorial/models/mymodel.py +++ b/docs/tutorials/wiki2/src/views/tutorial/models/mymodel.py @@ -1,10 +1,11 @@ -from .meta import Base from sqlalchemy import ( Column, Integer, Text, ) +from .meta import Base + class Page(Base): """ The SQLAlchemy declarative model class for a Page object. """ diff --git a/docs/tutorials/wiki2/src/views/tutorial/scripts/initializedb.py b/docs/tutorials/wiki2/src/views/tutorial/scripts/initializedb.py index 4aac4a848..601a6e73f 100644 --- a/docs/tutorials/wiki2/src/views/tutorial/scripts/initializedb.py +++ b/docs/tutorials/wiki2/src/views/tutorial/scripts/initializedb.py @@ -7,13 +7,15 @@ from pyramid.paster import ( setup_logging, ) -from ..models.meta import ( - Base, - get_session, +from pyramid.scripts.common import parse_vars + +from ..models.meta import Base +from ..models import ( get_engine, - get_dbmaker, + get_session_factory, + get_tm_session, ) -from ..models.mymodel import Page +from ..models import Page def usage(argv): @@ -27,16 +29,17 @@ def main(argv=sys.argv): if len(argv) < 2: usage(argv) config_uri = argv[1] + options = parse_vars(argv[2:]) setup_logging(config_uri) - settings = get_appsettings(config_uri) + settings = get_appsettings(config_uri, options=options) engine = get_engine(settings) - dbmaker = get_dbmaker(engine) - - dbsession = get_session(transaction.manager, dbmaker) - Base.metadata.create_all(engine) + session_factory = get_session_factory(engine) + with transaction.manager: - model = Page(name='FrontPage', data='This is the front page') - dbsession.add(model) + dbsession = get_tm_session(session_factory, transaction.manager) + + page = Page(name='FrontPage', data='This is the front page') + dbsession.add(page) diff --git a/docs/tutorials/wiki2/src/views/tutorial/templates/404.jinja2 b/docs/tutorials/wiki2/src/views/tutorial/templates/404.jinja2 new file mode 100644 index 000000000..1917f83c7 --- /dev/null +++ b/docs/tutorials/wiki2/src/views/tutorial/templates/404.jinja2 @@ -0,0 +1,8 @@ +{% extends "layout.jinja2" %} + +{% block content %} +<div class="content"> + <h1><span class="font-semi-bold">Pyramid</span> <span class="smaller">Alchemy scaffold</span></h1> + <p class="lead"><span class="font-semi-bold">404</span> Page Not Found</p> +</div> +{% endblock content %} diff --git a/docs/tutorials/wiki2/src/views/tutorial/templates/edit.jinja2 b/docs/tutorials/wiki2/src/views/tutorial/templates/edit.jinja2 index b3aadfc2e..a41d232e5 100644 --- a/docs/tutorials/wiki2/src/views/tutorial/templates/edit.jinja2 +++ b/docs/tutorials/wiki2/src/views/tutorial/templates/edit.jinja2 @@ -37,7 +37,7 @@ Editing <strong>{% if page.name %}{{page.name}}{% else %}Page Name Goes Here{% endif %}</strong> </p> <p>You can return to the - <a href="{{request.application_url}}">FrontPage</a>. + <a href="{{request.route_url('view_page', pagename='FrontPage')}}">FrontPage</a>. </p> <form action="{{ save_url }}" method="post"> <div class="form-group"> diff --git a/docs/tutorials/wiki2/src/views/tutorial/templates/view.jinja2 b/docs/tutorials/wiki2/src/views/tutorial/templates/view.jinja2 index 36bb96870..fa09baf70 100644 --- a/docs/tutorials/wiki2/src/views/tutorial/templates/view.jinja2 +++ b/docs/tutorials/wiki2/src/views/tutorial/templates/view.jinja2 @@ -43,7 +43,7 @@ Viewing <strong>{% if page.name %}{{page.name}}{% else %}Page Name Goes Here{% endif %}</strong> </p> <p>You can return to the - <a href="{{request.application_url}}">FrontPage</a>. + <a href="{{request.route_url('view_page', pagename='FrontPage')}}">FrontPage</a>. </p> </div> </div> diff --git a/docs/tutorials/wiki2/src/views/tutorial/tests.py b/docs/tutorials/wiki2/src/views/tutorial/tests.py index b947e3bb1..c54945c28 100644 --- a/docs/tutorials/wiki2/src/views/tutorial/tests.py +++ b/docs/tutorials/wiki2/src/views/tutorial/tests.py @@ -13,22 +13,22 @@ class BaseTest(unittest.TestCase): self.config = testing.setUp(settings={ 'sqlalchemy.url': 'sqlite:///:memory:' }) - self.config.include('.models.meta') + self.config.include('.models') settings = self.config.get_settings() - from .models.meta import ( - get_session, + from .models import ( get_engine, - get_dbmaker, + get_session_factory, + get_tm_session, ) self.engine = get_engine(settings) - dbmaker = get_dbmaker(self.engine) + session_factory = get_session_factory(self.engine) - self.session = get_session(transaction.manager, dbmaker) + self.session = get_tm_session(session_factory, transaction.manager) def init_database(self): - from .models.meta import Base + from .models import Base Base.metadata.create_all(self.engine) def tearDown(self): @@ -36,7 +36,7 @@ class BaseTest(unittest.TestCase): testing.tearDown() transaction.abort() - Base.metadata.create_all(self.engine) + Base.metadata.drop_all(self.engine) class TestMyViewSuccessCondition(BaseTest): @@ -45,7 +45,7 @@ class TestMyViewSuccessCondition(BaseTest): super(TestMyViewSuccessCondition, self).setUp() self.init_database() - from .models.mymodel import MyModel + from .models import MyModel model = MyModel(name='one', value=55) self.session.add(model) diff --git a/docs/tutorials/wiki2/src/views/tutorial/views/default.py b/docs/tutorials/wiki2/src/views/tutorial/views/default.py index 3e5c61a72..96df85a97 100644 --- a/docs/tutorials/wiki2/src/views/tutorial/views/default.py +++ b/docs/tutorials/wiki2/src/views/tutorial/views/default.py @@ -9,17 +9,17 @@ from pyramid.httpexceptions import ( from pyramid.view import view_config -from ..models.mymodel import Page +from ..models import Page # regular expression used to find WikiWords wikiwords = re.compile(r"\b([A-Z]\w+[A-Z]+\w+)") @view_config(route_name='view_wiki') def view_wiki(request): - return HTTPFound(location=request.route_url('view_page', - pagename='FrontPage')) + next_url = request.route_url('view_page', pagename='FrontPage') + return HTTPFound(location=next_url) -@view_config(route_name='view_page', renderer='templates/view.jinja2') +@view_config(route_name='view_page', renderer='../templates/view.jinja2') def view_page(request): pagename = request.matchdict['pagename'] page = request.dbsession.query(Page).filter_by(name=pagename).first() @@ -41,29 +41,28 @@ def view_page(request): edit_url = request.route_url('edit_page', pagename=pagename) return dict(page=page, content=content, edit_url=edit_url) -@view_config(route_name='add_page', renderer='templates/edit.jinja2') +@view_config(route_name='add_page', renderer='../templates/edit.jinja2') def add_page(request): pagename = request.matchdict['pagename'] if 'form.submitted' in request.params: body = request.params['body'] page = Page(name=pagename, data=body) request.dbsession.add(page) - return HTTPFound(location = request.route_url('view_page', - pagename=pagename)) + next_url = request.route_url('view_page', pagename=pagename) + return HTTPFound(location=next_url) save_url = request.route_url('add_page', pagename=pagename) page = Page(name='', data='') return dict(page=page, save_url=save_url) -@view_config(route_name='edit_page', renderer='templates/edit.jinja2') +@view_config(route_name='edit_page', renderer='../templates/edit.jinja2') def edit_page(request): pagename = request.matchdict['pagename'] page = request.dbsession.query(Page).filter_by(name=pagename).one() if 'form.submitted' in request.params: page.data = request.params['body'] - request.dbsession.add(page) - return HTTPFound(location = request.route_url('view_page', - pagename=pagename)) + next_url = request.route_url('view_page', pagename=pagename) + return HTTPFound(location=next_url) return dict( page=page, - save_url = request.route_url('edit_page', pagename=pagename), + save_url=request.route_url('edit_page', pagename=pagename), ) diff --git a/docs/tutorials/wiki2/src/views/tutorial/views/errors.py b/docs/tutorials/wiki2/src/views/tutorial/views/errors.py new file mode 100644 index 000000000..a4b8201f1 --- /dev/null +++ b/docs/tutorials/wiki2/src/views/tutorial/views/errors.py @@ -0,0 +1,5 @@ +from pyramid.view import notfound_view_config + +@notfound_view_config(renderer='../templates/404.jinja2') +def notfound_view(request): + return {} diff --git a/docs/tutorials/wiki2/tests.rst b/docs/tutorials/wiki2/tests.rst index fe3fdaf2c..a99cd68cc 100644 --- a/docs/tutorials/wiki2/tests.rst +++ b/docs/tutorials/wiki2/tests.rst @@ -18,6 +18,14 @@ subpackage, and add several new tests. Start by creating a new directory and a new empty file ``tests/__init__.py``. +.. warning:: + + It is very important when refactoring a Python module into a package to + be sure to delete the cache files (``.pyc`` files or ``__pycache__`` + folders) sitting around! Python will prioritize the cache files before + traversing into folders and so it will use the old code and you will wonder + why none of your changes are working! + Test the views ============== |