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