Mercurial > hg > contenttransformer
annotate contenttransformer/app.py @ 10:a9ddcfc7c4e8
added transformer just of content-type name
author | k0s <k0scist@gmail.com> |
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date | Sun, 07 Feb 2010 19:48:09 -0500 |
parents | 051d4d39b4b9 |
children | 9d51954e2e68 |
rev | line source |
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initial commit of contenttransformer; still in the stub stage
k0s <k0scist@gmail.com>
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1 import os |
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2 import sys |
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3 from fnmatch import fnmatch |
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4 from mimetypes import guess_type |
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5 from paste.fileapp import FileApp |
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6 from pkg_resources import iter_entry_points |
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7 from transformers import ContentTypeChanger |
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8 |
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9 class FileTypeTransformer(object): |
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10 |
29805d442afc
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k0s <k0scist@gmail.com>
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11 def __init__(self, *types, **kwargs): |
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12 """types is a list of two-tuples: glob pattern (string), transformer name (string, name of entry point)""" |
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13 self.types = types |
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now works, just doesnt do anything, i dont think
k0s <k0scist@gmail.com>
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14 |
aa491070ccf3
now works, just doesnt do anything, i dont think
k0s <k0scist@gmail.com>
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15 # intended to be arguments to the xformers |
aa491070ccf3
now works, just doesnt do anything, i dont think
k0s <k0scist@gmail.com>
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16 # XXX unused |
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now works, just doesnt do anything, i dont think
k0s <k0scist@gmail.com>
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17 self.kwargs = kwargs |
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k0s <k0scist@gmail.com>
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18 |
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19 self.transformers = transformers() |
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k0s <k0scist@gmail.com>
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20 for pattern, transformer_name in self.types: |
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k0s <k0scist@gmail.com>
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21 if '/' in transformer_name: |
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22 continue |
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23 assert transformer_name in self.transformers |
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24 |
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25 def __call__(self, path): |
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26 """this should return something that is callable with (environ, start_response) to return a response; the transformer thing""" |
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27 filename = os.path.basename(path) |
29805d442afc
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k0s <k0scist@gmail.com>
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28 for pattern, transformer_name in self.types: |
29805d442afc
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k0s <k0scist@gmail.com>
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29 if fnmatch(filename, pattern): |
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30 content_type, _ = guess_type(filename) |
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31 content = file(path).read() |
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k0s <k0scist@gmail.com>
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32 |
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33 # transform content type |
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34 # XXX hack: -> refactor |
a9ddcfc7c4e8
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k0s <k0scist@gmail.com>
parents:
9
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35 if '/' in transformer_name: |
a9ddcfc7c4e8
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k0s <k0scist@gmail.com>
parents:
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36 return ContentTypeChanger(content, content_type, transformer_name) |
a9ddcfc7c4e8
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k0s <k0scist@gmail.com>
parents:
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37 |
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* separate out get_response to its own function
k0s <k0scist@gmail.com>
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38 return self.transformers[transformer_name](content, content_type) |
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39 return FileApp(path) |
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40 |
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k0s <k0scist@gmail.com>
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41 |
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move transformers getting method to a standalone function
k0s <k0scist@gmail.com>
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42 def transformers(): |
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k0s <k0scist@gmail.com>
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43 transformers = {} # XXX could cache |
5258325a496a
move transformers getting method to a standalone function
k0s <k0scist@gmail.com>
parents:
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44 for entry_point in iter_entry_points('content_transformers'): |
5258325a496a
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k0s <k0scist@gmail.com>
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45 try: |
5258325a496a
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k0s <k0scist@gmail.com>
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46 transformers[entry_point.name] = entry_point.load() |
5258325a496a
move transformers getting method to a standalone function
k0s <k0scist@gmail.com>
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47 except: |
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48 raise # XXX |
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49 return transformers |
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50 |