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annotate roundup/cgi/engine_chameleon.py @ 4740:fe9568a6cbd6

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Untangle template selection logic from template loading functionality.
author anatoly techtonik <techtonik@gmail.com>
date Tue, 15 Jan 2013 00:10:01 +0300
parents 94be76e04140
children 0421390b3094
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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a2eb4fb3e6d8 New Chameleon templating engine, engine is now configurable.
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1 """Templating engine adapter for the Chameleon."""
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3 __docformat__ = 'restructuredtext'
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5 import os.path
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6 import chameleon
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fe9568a6cbd6 Untangle template selection logic from template loading functionality.
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8 from roundup.cgi.templating import StringIO, context, LoaderBase
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10 class Loader(LoaderBase):
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11 def __init__(self, dir):
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12 self.dir = dir
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13 self.loader = chameleon.PageTemplateLoader(dir)
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15 def check(self, name):
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16 for extension in ['', '.html', '.xml']:
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17 f = name + extension
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18 src = os.path.join(self.dir, f)
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19 if os.path.exists(src):
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20 return (src, f)
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21
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22 def load(self, tplname):
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23 src, filename = self.check(tplname)
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24 return RoundupPageTemplate(self.loader.load(src))
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26 class RoundupPageTemplate(object):
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27 def __init__(self, pt):
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28 self._pt = pt
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30 def render(self, client, classname, request, **options):
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31 c = context(client, self, classname, request)
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32 c.update({'options': options})
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33
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34 def translate(msgid, domain=None, mapping=None, default=None):
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35 result = client.translator.translate(domain, msgid,
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36 mapping=mapping, default=default)
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37 return unicode(result, client.translator.OUTPUT_ENCODING)
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39 output = self._pt.render(None, translate, **c)
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40 return output.encode(client.charset)
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42 def __getitem__(self, name):
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43 return self._pt[name]
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45 def __getattr__(self, name):
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46 return getattr(self._pt, name)
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47
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