terom@134: """
terom@134: Build error messages
terom@134: """
terom@134:
terom@135: import traceback, sys, cgi, urllib
terom@134:
terom@135: def build_error (exc_info=None, env=None) :
terom@134: """
terom@134: Dumps out a raw traceback of the given/current exception to stdout.
terom@134:
terom@135: If request_env, it should be a environment dict, like under WSGI, and will be used to display additional info
terom@135: about the request.
terom@135:
terom@134: Returns a (status, content-type, body) tuple, with all components being non-unicode strs.
terom@134: """
terom@134:
terom@135: # default for exc_info is current exception
terom@134: if not exc_info :
terom@134: exc_info = sys.exc_info()
terom@134:
terom@135: # request URL?
terom@135: if env :
terom@135: try :
terom@135: from qmsk.web.http import request_url
terom@135:
terom@135: url = request_url(env)
terom@135:
terom@135: except :
terom@135: # ignore
terom@135: url = None
terom@135: else :
terom@135: url = None
terom@135:
terom@135: # working copy path?
terom@135: try :
terom@135: from config import HG_WC_PATH
terom@135:
terom@135: wc_path = HG_WC_PATH
terom@135:
terom@135: except :
terom@135: # a good guess
terom@135: wc_path = '.'
terom@135:
terom@135: # version?
terom@135: try :
terom@135: from version import version_string
terom@135:
terom@135: version = version_string(wc_path)
terom@135:
terom@135: except :
terom@135: version = None
terom@135:
terom@135: # the exception type
terom@135: exception_str = traceback.format_exception_only(*exc_info[:2])[-1][:255]
terom@135:
terom@135: # the exception traceback
terom@135: traceback_lines = traceback.format_exception(*exc_info)
terom@135:
terom@135: # XXX: make this configureable
terom@135: trac_url = "http://projects.qmsk.net/irclogs2/trac"
terom@135:
terom@135: # ticket list
terom@135: query_url = "%s/query" % trac_url
terom@135:
terom@135: # submit ticket
terom@135: submit_args = dict(type='defect')
terom@135:
terom@135: if url :
terom@135: submit_args['url'] = url
terom@135:
terom@135: if version :
terom@135: submit_args['revision'] = version
terom@135:
terom@135: if exception_str :
terom@135: submit_args['summary'] = exception_str
terom@135:
terom@135: if traceback_lines :
terom@135: # this is big
terom@135: submit_args['description'] = """\
terom@135: [Insert any additional information here]
terom@135:
terom@135:
terom@135: = Traceback =
terom@135: {{{
terom@135: %s
terom@135: }}}""" % ''.join(traceback_lines)
terom@135:
terom@135: # the trac newticket URL
terom@135: submit_url = "%s/newticket?%s" % (trac_url, '&'.join('%s=%s' % (urllib.quote(k), urllib.quote(v)) for k, v in submit_args.iteritems()))
terom@135:
terom@134: # return
terom@134: return ('500 Internal Server Error', 'text/html; charset=UTF-8', ("""\
terom@134: 500 Internal Server Error
terom@134: Oops!
terom@134:
terom@134: An error occured, which was not logged, and will not be reported to anybody. It might be your fault, or it might be
terom@135: mine.
terom@134:
terom@134:
terom@135: You can try poking the administrator of this site to see if they respond, or submit a defect ticket at the Project Trac, using the following link:
terom@134:
terom@135:
terom@135: %(submit_url_short)s
terom@135:
terom@134: Details:
terom@134: %(traceback)s
terom@134: """ % dict(
terom@135: traceback = cgi.escape(''.join(traceback_lines)),
terom@135: query_url = query_url,
terom@135: submit_url = submit_url,
terom@135: submit_url_short = submit_url[:120] + '...'
terom@134: )).encode('utf-8'))
terom@134: