47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
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import cgi
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from paste.urlparser import PkgResourcesParser
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from pylons import request
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from pylons.controllers.util import forward
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from pylons.middleware import error_document_template
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from webhelpers.html.builder import literal
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from scribeengine.lib.base import BaseController
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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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resp = request.environ.get('pylons.original_response')
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content = literal(resp.body) or cgi.escape(request.GET.get('message', ''))
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page = error_document_template % \
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dict(prefix=request.environ.get('SCRIPT_NAME', ''),
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code=cgi.escape(request.GET.get('code', str(resp.status_int))),
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message=content)
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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('/'.join(['media/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('/'.join(['media/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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request.environ['PATH_INFO'] = '/%s' % path
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return forward(PkgResourcesParser('pylons', 'pylons'))
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