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| author | Michael Merickel <michael@merickel.org> | 2012-08-16 00:59:18 -0500 |
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| committer | Michael Merickel <michael@merickel.org> | 2012-08-16 00:59:18 -0500 |
| commit | 717537cdd6611511f783542034f00cf0099d515e (patch) | |
| tree | 1f0a28530836a647713c22f2dd91767270f42458 /docs/tutorials/wiki | |
| parent | a54b5e46f63ff3154c5d9f191ad3b78a2f506a8a (diff) | |
| parent | 6b180cbb77d6c5bee0e75220d93fc1800d1217df (diff) | |
| download | pyramid-717537cdd6611511f783542034f00cf0099d515e.tar.gz pyramid-717537cdd6611511f783542034f00cf0099d515e.tar.bz2 pyramid-717537cdd6611511f783542034f00cf0099d515e.zip | |
Merge branch 'master' into feature.instance-properties
Diffstat (limited to 'docs/tutorials/wiki')
| -rw-r--r-- | docs/tutorials/wiki/definingviews.rst | 92 | ||||
| -rw-r--r-- | docs/tutorials/wiki/design.rst | 19 | ||||
| -rw-r--r-- | docs/tutorials/wiki/installation.rst | 7 |
3 files changed, 66 insertions, 52 deletions
diff --git a/docs/tutorials/wiki/definingviews.rst b/docs/tutorials/wiki/definingviews.rst index 12bfa8b84..529603546 100644 --- a/docs/tutorials/wiki/definingviews.rst +++ b/docs/tutorials/wiki/definingviews.rst @@ -229,60 +229,63 @@ this: Adding Templates ================ -Most view callables we've added expected to be rendered via a -:term:`template`. The default templating systems in :app:`Pyramid` are -:term:`Chameleon` and :term:`Mako`. Chameleon is a variant of :term:`ZPT`, -which is an XML-based templating language. Mako is a non-XML-based -templating language. Because we had to pick one, we chose Chameleon for this -tutorial. - -The templates we create will live in the ``templates`` directory of our +The ``view_page``, ``add_page`` and ``edit_page`` views that we've added +reference a :term:`template`. Each template is a :term:`Chameleon` :term:`ZPT` +template. These templates will live in the ``templates`` directory of our tutorial package. Chameleon templates must have a ``.pt`` extension to be recognized as such. The ``view.pt`` Template ------------------------ -The ``view.pt`` template is used for viewing a single Page. It is used by -the ``view_page`` view function. It should have a div that is "structure -replaced" with the ``content`` value provided by the view. It should also -have a link on the rendered page that points at the "edit" URL (the URL which -invokes the ``edit_page`` view for the page being viewed). - -Once we're done with the ``view.pt`` template, it will look a lot like -the below: +Create ``tutorial/tutorial/templates/view.pt`` and add the following +content: .. literalinclude:: src/views/tutorial/templates/view.pt + :linenos: :language: xml -.. note:: +This template is used by ``view_page()`` for displaying a single +wiki page. It includes: - The names available for our use in a template are always those that - are present in the dictionary returned by the view callable. But our - templates make use of a ``request`` object that none of our tutorial views - return in their dictionary. This value appears as if "by magic". - However, ``request`` is one of several names that are available "by - default" in a template when a template renderer is used. See - :ref:`chameleon_template_renderers` for more information about other names - that are available by default in a template when a template is used as a - renderer. +- A ``div`` element that is replaced with the ``content`` + value provided by the view (rows 45-47). ``content`` + contains HTML, so the ``structure`` keyword is used + to prevent escaping it (i.e. changing ">" to ">", etc.) +- A link that points + at the "edit" URL which invokes the ``edit_page`` view for + the page being viewed (rows 49-51). The ``edit.pt`` Template ------------------------ -The ``edit.pt`` template is used for adding and editing a Page. It is used -by the ``add_page`` and ``edit_page`` view functions. It should display a -page containing a form that POSTs back to the "save_url" argument supplied by -the view. The form should have a "body" textarea field (the page data), and -a submit button that has the name "form.submitted". The textarea in the form -should be filled with any existing page data when it is rendered. - -Once we're done with the ``edit.pt`` template, it will look a lot like the -below: +Create ``tutorial/tutorial/templates/edit.pt`` and add the following +content: .. literalinclude:: src/views/tutorial/templates/edit.pt + :linenos: :language: xml +This template is used by ``add_page()`` and ``edit_page()`` for adding +and editing a wiki page. It displays +a page containing a form that includes: + +- A 10 row by 60 column ``textarea`` field named ``body`` that is filled + with any existing page data when it is rendered (rows 46-47). +- A submit button that has the name ``form.submitted`` (row 48). + +The form POSTs back to the "save_url" argument supplied +by the view (row 45). The view will use the ``body`` and +``form.submitted`` values. + +.. 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:`chameleon_template_renderers` for + information about other names that are available by default + when a Chameleon template is used as a renderer. + Static Assets ------------- @@ -302,24 +305,25 @@ Viewing the Application in a Browser ==================================== We can finally examine our application in a browser (See -:ref:`wiki-start-the-application`). The views we'll try are as follows: +:ref:`wiki-start-the-application`). Launch a browser and visit +each of the following URLs, check that the result is as expected: -- Visiting ``http://localhost:6543/`` in a browser invokes the ``view_wiki`` +- ``http://localhost:6543/`` invokes the ``view_wiki`` view. This always redirects to the ``view_page`` view of the ``FrontPage`` Page resource. -- Visiting ``http://localhost:6543/FrontPage/`` in a browser invokes +- ``http://localhost:6543/FrontPage/`` invokes the ``view_page`` view of the front page resource. This is - because it's the *default view* (a view without a ``name``) for Page + because it's the :term:`default view` (a view without a ``name``) for Page resources. -- Visiting ``http://localhost:6543/FrontPage/edit_page`` in a browser +- ``http://localhost:6543/FrontPage/edit_page`` invokes the edit view for the ``FrontPage`` Page resource. -- Visiting ``http://localhost:6543/add_page/SomePageName`` in a - browser invokes the add view for a Page. +- ``http://localhost:6543/add_page/SomePageName`` + invokes the add view for a Page. - To generate an error, visit ``http://localhost:6543/add_page`` which - will generate an ``IndexError`` for the expression - ``request.subpath[0]``. You'll see an interactive traceback + will generate an ``IndexErrorr: tuple index out of range`` error. + You'll see an interactive traceback facility provided by :term:`pyramid_debugtoolbar`. diff --git a/docs/tutorials/wiki/design.rst b/docs/tutorials/wiki/design.rst index 2b613377a..c94612fb1 100644 --- a/docs/tutorials/wiki/design.rst +++ b/docs/tutorials/wiki/design.rst @@ -36,9 +36,16 @@ be used as the wiki home page. Views ----- -There will be four views to handle the normal operations of -viewing, editing and adding wiki pages. Two additional views -will handle the login and logout tasks related to security. +There will be three views to handle the normal operations of adding, +editing and viewing wiki pages, plus one view for the wiki front page. +Two templates will be used, one for viewing, and one for both for adding +and editing wiki pages. + +The default templating systems in :app:`Pyramid` are +:term:`Chameleon` and :term:`Mako`. Chameleon is a variant of +:term:`ZPT`, which is an XML-based templating language. Mako is a +non-XML-based templating language. Because we had to pick one, +we chose Chameleon for this tutorial. Security -------- @@ -52,11 +59,11 @@ use to do this are below. - GROUPS, a dictionary mapping user names to a list of groups they belong to. -- *groupfinder*, an *authorization callback* that looks up +- ``groupfinder``, an *authorization callback* that looks up USERS and GROUPS. It will be provided in a new *security.py* file. -- An :term:`ACL` is attached to the root resource. Each +- An :term:`ACL` is attached to the root :term:`resource`. Each row below details an :term:`ACE`: +----------+----------------+----------------+ @@ -70,6 +77,8 @@ use to do this are below. - Permission declarations are added to the views to assert the security policies as each request is handled. +Two additional views and one template will handle the login and +logout tasks. Summary ------- diff --git a/docs/tutorials/wiki/installation.rst b/docs/tutorials/wiki/installation.rst index 63b30da5a..868c99dee 100644 --- a/docs/tutorials/wiki/installation.rst +++ b/docs/tutorials/wiki/installation.rst @@ -130,9 +130,10 @@ Preparation, Windows Make a Project ============== -Your next step is to create a project. :app:`Pyramid` supplies a variety of -scaffolds to generate sample projects. For this tutorial, we will use the -:term:`ZODB` -oriented scaffold named ``zodb``. +Your next step is to create a project. For this tutorial, we will use the +:term:`scaffold` named ``zodb``, which generates an application +that uses :term:`ZODB` and :term:`traversal`. :app:`Pyramid` +supplies a variety of scaffolds to generate sample projects. The below instructions assume your current working directory is the "virtualenv" named "pyramidtut". |
