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Mention the template name conflict issue in blueprint templates docs (#1843)

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* Mention the template name conflict issue in docs.
In the blueprints templates documentation mention
the possible templates name conflict issue
re #266

* Mention priorities between blueprints
and other rephrasing fixes
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RamiC 2016-06-04 09:25:16 +03:00 • committed by David Lord
parent bbd6c8c791
commit 9c236d3b84
1 changed files with 15 additions and 6 deletions
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21
docs/blueprints.rst
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@ -176,16 +176,25 @@ the `template_folder` parameter to the :class:`Blueprint` constructor::
admin = Blueprint('admin', __name__, template_folder='templates') admin = Blueprint('admin', __name__, template_folder='templates')
As for static files, the path can be absolute or relative to the blueprint For static files, the path can be absolute or relative to the blueprint
resource folder. The template folder is added to the searchpath of resource folder.
templates but with a lower priority than the actual application's template
folder. That way you can easily override templates that a blueprint The template folder is added to the search path of templates but with a lower
provides in the actual application. priority than the actual application's template folder. That way you can
easily override templates that a blueprint provides in the actual application.
This also means that if you don't want a blueprint template to be accidentally
overridden, make sure that no other blueprint or actual application template
has the same relative path. When multiple blueprints provide the same relative
template path the first blueprint registered takes precedence over the others.
So if you have a blueprint in the folder ``yourapplication/admin`` and you So if you have a blueprint in the folder ``yourapplication/admin`` and you
want to render the template ``'admin/index.html'`` and you have provided want to render the template ``'admin/index.html'`` and you have provided
``templates`` as a `template_folder` you will have to create a file like ``templates`` as a `template_folder` you will have to create a file like
this: :file:`yourapplication/admin/templates/admin/index.html`. this: :file:`yourapplication/admin/templates/admin/index.html`. The reason
for the extra ``admin`` folder is to avoid getting our template overridden
by a template named ``index.html`` in the actual application template
folder.
To further reiterate this: if you have a blueprint named ``admin`` and you To further reiterate this: if you have a blueprint named ``admin`` and you
want to render a template called :file:`index.html` which is specific to this want to render a template called :file:`index.html` which is specific to this