39 lines
1.3 KiB
Python
39 lines
1.3 KiB
Python
import os.path
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import paste.fileapp
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from pylons.middleware import error_document_template, media_path
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from yolanda.lib.base import *
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class ErrorController(BaseController):
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"""Generates error documents as and when they are required.
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The ErrorDocuments middleware forwards to ErrorController when error
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related status codes are returned from the application.
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This behaviour can be altered by changing the parameters to the
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ErrorDocuments middleware in your config/middleware.py file.
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"""
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def document(self):
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"""Render the error document"""
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page = error_document_template % \
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dict(prefix=request.environ.get('SCRIPT_NAME', ''),
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code=request.params.get('code', ''),
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message=request.params.get('message', ''))
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return page
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def img(self, id):
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"""Serve Pylons' stock images"""
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return self._serve_file(os.path.join(media_path, 'img', id))
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def style(self, id):
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"""Serve Pylons' stock stylesheets"""
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return self._serve_file(os.path.join(media_path, 'style', id))
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def _serve_file(self, path):
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"""Call Paste's FileApp (a WSGI application) to serve the file
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at the specified path
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"""
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fapp = paste.fileapp.FileApp(path)
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return fapp(request.environ, self.start_response)
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