Pylons

Pastes tagged with jinja  (Displaying 1 through 1 of 1)

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• (View) Jinja support in core Pylons templates by pjenvey posted on Apr 24, 2008 at 02:01PM
  
  Tags: pylons, jinja

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  diff -r 576595d1d485 pylons/templates/default_project/+package+/config/environment.py_tmpl --- a/pylons/templates/default_project/+package+/config/environment.py_tmpl Thu Apr 24 12:16:56 2008 -0700 +++ b/pylons/templates/default_project/+package+/config/environment.py_tmpl Thu Apr 24 13:39:40 2008 -0700 @@ -6,6 +6,8 @@ from mako.lookup import TemplateLookup {{elif template_engine == 'genshi'}} from genshi.template import TemplateLoader +{{elif template_engine == 'jinja'}} +from jinja import ChoiceLoader, Environment, FileSystemLoader {{endif}} from pylons import config {{if sqlalchemy}} @@ -50,6 +52,13 @@ # Create the Genshi TemplateLoader config['pylons.app_globals'].genshi_loader = TemplateLoader( paths['templates'], auto_reload=True) + {{elif template_engine == 'jinja'}} + + # Create the Jinja Environment + config['pylons.app_globals'].jinja_env = Environment(loader=ChoiceLoader( + [FileSystemLoader(path) for path in paths['templates']])) + # Jinja's unable to request c's attributes without strict_c + config['pylons.strict_c'] = True {{endif}} {{if sqlalchemy}} # Setup SQLAlchemy database engine diff -r 576595d1d485 pylons/templates/default_project/+package+/lib/base.py_tmpl --- a/pylons/templates/default_project/+package+/lib/base.py_tmpl Thu Apr 24 12:16:56 2008 -0700 +++ b/pylons/templates/default_project/+package+/lib/base.py_tmpl Thu Apr 24 13:39:40 2008 -0700 @@ -3,7 +3,7 @@ Provides the BaseController class for subclassing. """ from pylons.controllers import WSGIController -{{if template_engine in ('genshi', 'mako')}} +{{if template_engine in ('genshi', 'jinja', 'mako')}} from pylons.templating import render_{{template_engine}} as render {{endif}} {{if sqlalchemy}} diff -r 576595d1d485 pylons/templates/minimal_project/+package+/controllers/__init__.py_tmpl --- a/pylons/templates/minimal_project/+package+/controllers/__init__.py_tmpl Thu Apr 24 12:16:56 2008 -0700 +++ b/pylons/templates/minimal_project/+package+/controllers/__init__.py_tmpl Thu Apr 24 13:39:40 2008 -0700 @@ -3,6 +3,9 @@ Provides the BaseController class for subclassing. """ from pylons.controllers import WSGIController +{{if template_engine in ('genshi', 'jinja', 'mako')}} +from pylons.templating import render_{{template_engine}} as render +{{endif}} class BaseController(WSGIController): diff -r 576595d1d485 pylons/templates/minimal_project/+package+/wsgiapp.py_tmpl --- a/pylons/templates/minimal_project/+package+/wsgiapp.py_tmpl Thu Apr 24 12:16:56 2008 -0700 +++ b/pylons/templates/minimal_project/+package+/wsgiapp.py_tmpl Thu Apr 24 13:39:40 2008 -0700 @@ -6,6 +6,8 @@ from mako.lookup import TemplateLookup {{elif template_engine == 'genshi'}} from genshi.template import TemplateLoader +{{elif template_engine == 'jinja'}} +from jinja import ChoiceLoader, Environment, FileSystemLoader {{endif}} from paste.cascade import Cascade from paste.registry import RegistryManager @@ -52,6 +54,13 @@ # Create the Genshi TemplateLoader config['pylons.app_globals'].genshi_loader = TemplateLoader( paths['templates'], auto_reload=True) + {{elif template_engine == 'jinja'}} + + # Create the Jinja Environment + config['pylons.app_globals'].jinja_env = Environment(loader=ChoiceLoader( + [FileSystemLoader(path) for path in paths['templates']])) + # Jinja's unable to request c's attributes without strict_c + config['pylons.strict_c'] = True {{endif}} # CONFIGURATION OPTIONS HERE (note: all config options will override diff -r 576595d1d485 pylons/templating.py --- a/pylons/templating.py Thu Apr 24 12:16:56 2008 -0700 +++ b/pylons/templating.py Thu Apr 24 13:39:40 2008 -0700 @@ -4,10 +4,11 @@ ============================ :mod:`pylons.templating` includes several basic render functions, -:func:`render_mako` and :func:`render_genshi` that render templates -from the file-system with the assumption that variables intended for -the will be attached to :data:`tmpl_context` (hereafter referred to -by its short name of :data:`c` which it is commonly imported as). +:func:`render_mako`, :func:`render_genshi` and :func:`render_jinja` that +render templates from the file-system with the assumption that variables +intended for the will be attached to :data:`tmpl_context` (hereafter +referred to by its short name of :data:`c` which it is commonly imported +as). The default render functions work with the template language loader object that is setup on the :data:`app_globals` object in the project's @@ -57,9 +58,9 @@ ---------------- Templates rendered in Pylons should include the default Pylons globals -as the :func:`render_mako` and :func:`render_genshi` functions. The -full list of Pylons globals that are included in the template's -namespace are: +as the :func:`render_mako`, :func:`render_genshi` and +:func:`render_jinja` functions. The full list of Pylons globals that are +included in the template's namespace are: - :term:`c` -- Template context object - :term:`tmpl_context` -- Template context object @@ -177,7 +178,7 @@ import pylons __all__ = ['Buffet', 'MyghtyTemplatePlugin', 'render', 'render_genshi', - 'render_mako', 'render_response'] + 'render_jinja', 'render_mako', 'render_response'] PYLONS_VARS = ['c', 'config', 'g', 'h', 'render', 'request', 'session', 'translator', 'ungettext', '_', 'N_'] @@ -301,7 +302,7 @@ return template.render(**globs) - return cached_template(template_name, render_template, cache_key=cache_key, + return cached_template(template_name, render_template, cache_key=cache_key, cache_type=cache_type, cache_expire=cache_expire) @@ -324,9 +325,33 @@ return template.generate(**globs).render(method=method) - return cached_template(template_name, render_template, cache_key=cache_key, + return cached_template(template_name, render_template, cache_key=cache_key, cache_type=cache_type, cache_expire=cache_expire, ns_options=('method'), method=method) + + +def render_jinja(template_name, cache_key=None, cache_type=None, + cache_expire=None): + """Render a template with Jinja + + Accepts the cache options ``cache_key``, ``cache_type``, and + ``cache_expire``. + + """ + # Create a render callable for the cache function + def render_template(): + # First, get the globals + globs = pylons_globals() + + # Grab a template reference + template = \ + globs['app_globals'].jinja_env.get_template(template_name) + + return template.render(**globs) + + return cached_template(template_name, render_template, cache_key=cache_key, + cache_type=cache_type, cache_expire=cache_expire) + class BuffetError(Exception): """Buffet Exception""" diff -r 576595d1d485 pylons/util.py --- a/pylons/util.py Thu Apr 24 12:16:56 2008 -0700 +++ b/pylons/util.py Thu Apr 24 13:39:40 2008 -0700 @@ -149,7 +149,7 @@ summary = 'Pylons application template' egg_plugins = ['PasteScript', 'Pylons'] vars = [ - var('template_engine', 'mako/genshi/etc: Template language', + var('template_engine', 'mako/genshi/jinja/etc: Template language', default='mako'), var('sqlalchemy', 'True/False: Include SQLAlchemy 0.4 configuration', default=False), @@ -182,7 +182,7 @@ _template_dir = 'templates/minimal_project' summary = 'Pylons minimal application template' vars = [ - var('template_engine', 'mako/genshi/etc: Template language', + var('template_engine', 'mako/genshi/jinja/etc: Template language', default='mako'), ]

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