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128.6.1
by Michael Hudson
add a lightly hacked copy of turbozpt (it's not much code) |
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"TurboGears support for Zope Page Templates"
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import sys, os |
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from template import PageTemplate |
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import pkg_resources |
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import logging |
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log = logging.getLogger("turbogears.zptsupport") |
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def _recompile_template(package, basename, tfile, classname): |
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log.debug("Recompiling template for %s" % classname) |
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mod = PageTemplate(tfile) |
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mtime = os.stat(tfile).st_mtime |
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mod.__mtime__ = mtime |
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return mod |
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class TurboZpt: |
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extension = "pt" |
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def __init__(self, extra_vars_func=None, options={}): |
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self.options = options |
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self.get_extra_vars = extra_vars_func |
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self.compiledTemplates = {} |
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def load_template(self, classname, loadingSite=False): |
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"""Searches for a template along the Python path.
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Template files must end in ".pt" and be in legitimate packages.
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U can set "zpt.cache_templates" option to cache a loaded template
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class and only check for updates. Templates are automatically
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checked for changes and reloaded as neccessary.
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"""
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ct = self.compiledTemplates |
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divider = classname.rfind(".") |
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if divider > -1: |
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package = classname[0:divider] |
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basename = classname[divider+1:] |
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else: |
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raise ValueError, "All templates must be in a package" |
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cache_templates = self.options.get("zpt.cache_templates", True) |
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tfile = pkg_resources.resource_filename(package, |
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"%s.%s" % |
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(basename, |
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self.extension)) |
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if cache_templates: |
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if ct.has_key(classname): |
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mtime = os.stat(tfile).st_mtime |
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mod = ct[classname] |
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if mod.__mtime__ != mtime: |
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# Recompile template
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mod = _recompile_template(package, basename, tfile, classname) |
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ct[classname] = mod |
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#else:
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# use template from cache
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# pass
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else: |
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# First time compile template
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mod = PageTemplate(tfile) |
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mod.__mtime__ = os.stat(tfile).st_mtime |
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ct[classname] = mod |
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else: |
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mod = PageTemplate(tfile) |
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return mod |
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def render(self, info, format="html", fragment=False, template=None): |
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"""Renders data in the desired format.
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@param info: the data / context itself
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@type info: dict
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@para format: "html"
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@type format: "string"
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@para template: name of the template to use
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@type template: string
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"""
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#if isinstance(template, type):
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# tclass = template
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#else:
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tinstance = self.load_template(template) |
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log.debug("Applying template %s" % (tinstance.filename)) |
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data = dict() |
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if self.get_extra_vars: |
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data.update(self.get_extra_vars()) |
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data.update(info) |
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128.6.2
by Michael Hudson
add a zpt version of annotate.kid -- about twice as fast as kid, not bad, but |
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return tinstance(**data) |
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128.6.1
by Michael Hudson
add a lightly hacked copy of turbozpt (it's not much code) |
92 |
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def transform(self, info, template): |
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"Render the output to Elements"
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pass
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