Mercurial > genshi > genshi-test
view markup/plugin.py @ 69:e9a3930f8823
A couple of minor performance improvements.
author | cmlenz |
---|---|
date | Mon, 10 Jul 2006 17:37:01 +0000 |
parents | 822089ae65ce |
children | 29f22f4fd583 |
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# -*- coding: utf-8 -*- # # Copyright (C) 2006 Edgewall Software # Copyright (C) 2006 Matthew Good # All rights reserved. # # This software is licensed as described in the file COPYING, which # you should have received as part of this distribution. The terms # are also available at http://markup.edgewall.org/wiki/License. # # This software consists of voluntary contributions made by many # individuals. For the exact contribution history, see the revision # history and logs, available at http://markup.edgewall.org/log/. """Basic support for the template engine plugin API used by TurboGears and CherryPy/Buffet. """ import os from pkg_resources import resource_filename from markup.template import Context, Template, TemplateLoader class TemplateEnginePlugin(object): """Implementation of the plugin API.""" def __init__(self, extra_vars_func=None, options=None): if options is None: options = {} # TODO get loader_args from the options dict self.loader = TemplateLoader(auto_reload=True) self.options = options self.get_extra_vars = extra_vars_func def load_template(self, templatename): """Find a template specified in python 'dot' notation.""" divider = templatename.rfind('.') if divider >= 0: package = templatename[:divider] basename = templatename[divider + 1:] + '.html' templatename = resource_filename(package, basename) return self.loader.load(templatename) def render(self, info, format='html', fragment=False, template=None): """Render the template to a string using the provided info.""" return self.transform(info, template).render(method=format) def transform(self, info, template): """Render the output to an event stream.""" if not isinstance(template, Template): template = self.load_template(template) data = {} if self.get_extra_vars: data.update(self.get_extra_vars()) data.update(info) ctxt = Context(**data) return template.generate(ctxt)