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annotate jadestache.py @ 31:9fd62089fbf3 master

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author drewp@bigasterisk.com
date Sun, 12 Jul 2020 13:35:41 -0700
parents e86642cf7393
children 293a694304b8
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1 import pyjade
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2 import pyjade.exceptions
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3 import pystache
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6 class _JadeLoader(pystache.loader.Loader):
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7 """
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8 expands jade of incoming files. Also includes a cache so it doesn't
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9 read the same file twice
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10 """
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11 def __init__(self, *args, **kw):
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12 pystache.renderer.Loader.__init__(self, *args, **kw)
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13 self.seen = {} # path : expanded jade
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15 def read(self, path, encoding=None):
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16 if path in self.seen:
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17 return self.seen[path]
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19 b = pystache.common.read(path)
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21 if encoding is None:
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22 encoding = self.file_encoding
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24 src = self.str(b, encoding)
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26 expanded = pyjade.utils.process(src)
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27 self.seen[path] = expanded
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28 return expanded
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31 class Renderer(pystache.renderer.Renderer):
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32 """
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33 pystache renderer that expands base jade syntax on its input
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34 files. No jade data interpolation happens, so you could use these
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35 same templates in the browser with js mustache.
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37 Files need to end with .mustache since it's the mustache loader
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38 that's going to look for them.
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39 """
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40 def __init__(self, *args, **kw):
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41 debug = False
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42 if 'debug' in kw:
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43 debug = kw['debug']
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44 del kw['debug']
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45 pystache.renderer.Renderer.__init__(self, *args, **kw)
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46 self._loader = None if debug else self._new_loader()
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48 def _new_loader(self):
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49 return _JadeLoader(file_encoding=self.file_encoding,
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50 extension=self.file_extension,
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51 to_unicode=self.str,
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52 search_dirs=self.search_dirs)
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54 def _make_loader(self):
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55 if self._loader is not None:
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56 return self._loader
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57 else:
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58 # this is for debug mode, to make the templates get reread
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59 return self._new_loader()