61 lines
2.0 KiB
Python
61 lines
2.0 KiB
Python
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content_types = {
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'css': 'text/css',
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'gif': 'image/gif',
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'html': 'text/html',
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'jpg': 'image/jpeg',
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'js': 'application/javascript',
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'json': 'application/json',
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'png': 'image/png',
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'txt': 'text/plain',
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}
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def get_static_file(path, static_files):
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"""Return the local filename and content type for the requested static
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file URL.
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:param path: the path portion of the requested URL.
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:param static_files: a static file configuration dictionary.
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This function returns a dictionary with two keys, "filename" and
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"content_type". If the requested URL does not match any static file, the
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return value is None.
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"""
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extra_path = ''
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if path in static_files:
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f = static_files[path]
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else:
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f = None
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while path != '':
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path, last = path.rsplit('/', 1)
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extra_path = '/' + last + extra_path
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if path in static_files:
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f = static_files[path]
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break
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elif path + '/' in static_files:
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f = static_files[path + '/']
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break
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if f:
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if isinstance(f, str):
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f = {'filename': f}
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else:
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f = f.copy() # in case it is mutated below
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if f['filename'].endswith('/') and extra_path.startswith('/'):
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extra_path = extra_path[1:]
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f['filename'] += extra_path
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if f['filename'].endswith('/'):
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if '' in static_files:
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if isinstance(static_files[''], str):
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f['filename'] += static_files['']
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else:
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f['filename'] += static_files['']['filename']
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if 'content_type' in static_files['']:
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f['content_type'] = static_files['']['content_type']
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else:
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f['filename'] += 'index.html'
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if 'content_type' not in f:
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ext = f['filename'].rsplit('.')[-1]
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f['content_type'] = content_types.get(
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ext, 'application/octet-stream')
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return f
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