David Baumgold
parent
5b309831ec
commit
025589ee76
63 changed files with 3784 additions and 3459 deletions
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@ -32,17 +32,20 @@ class DebugFilesKeyError(KeyError, AssertionError):
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def __init__(self, request, key):
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form_matches = request.form.getlist(key)
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buf = ['You tried to access the file "%s" in the request.files '
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'dictionary but it does not exist. The mimetype for the request '
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'is "%s" instead of "multipart/form-data" which means that no '
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'file contents were transmitted. To fix this error you should '
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'provide enctype="multipart/form-data" in your form.' %
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(key, request.mimetype)]
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buf = [
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'You tried to access the file "%s" in the request.files '
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"dictionary but it does not exist. The mimetype for the request "
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'is "%s" instead of "multipart/form-data" which means that no '
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"file contents were transmitted. To fix this error you should "
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'provide enctype="multipart/form-data" in your form.'
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% (key, request.mimetype)
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]
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if form_matches:
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buf.append('\n\nThe browser instead transmitted some file names. '
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'This was submitted: %s' % ', '.join('"%s"' % x
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for x in form_matches))
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self.msg = ''.join(buf)
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buf.append(
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"\n\nThe browser instead transmitted some file names. "
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"This was submitted: %s" % ", ".join('"%s"' % x for x in form_matches)
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)
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self.msg = "".join(buf)
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def __str__(self):
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return self.msg
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@ -56,23 +59,28 @@ class FormDataRoutingRedirect(AssertionError):
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def __init__(self, request):
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exc = request.routing_exception
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buf = ['A request was sent to this URL (%s) but a redirect was '
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'issued automatically by the routing system to "%s".'
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% (request.url, exc.new_url)]
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buf = [
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"A request was sent to this URL (%s) but a redirect was "
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'issued automatically by the routing system to "%s".'
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% (request.url, exc.new_url)
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]
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# In case just a slash was appended we can be extra helpful
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if request.base_url + '/' == exc.new_url.split('?')[0]:
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buf.append(' The URL was defined with a trailing slash so '
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'Flask will automatically redirect to the URL '
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'with the trailing slash if it was accessed '
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'without one.')
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if request.base_url + "/" == exc.new_url.split("?")[0]:
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buf.append(
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" The URL was defined with a trailing slash so "
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"Flask will automatically redirect to the URL "
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"with the trailing slash if it was accessed "
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"without one."
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)
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buf.append(' Make sure to directly send your %s-request to this URL '
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'since we can\'t make browsers or HTTP clients redirect '
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'with form data reliably or without user interaction.' %
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request.method)
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buf.append('\n\nNote: this exception is only raised in debug mode')
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AssertionError.__init__(self, ''.join(buf).encode('utf-8'))
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buf.append(
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" Make sure to directly send your %s-request to this URL "
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"since we can't make browsers or HTTP clients redirect "
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"with form data reliably or without user interaction." % request.method
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)
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buf.append("\n\nNote: this exception is only raised in debug mode")
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AssertionError.__init__(self, "".join(buf).encode("utf-8"))
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def attach_enctype_error_multidict(request):
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@ -81,6 +89,7 @@ def attach_enctype_error_multidict(request):
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object is accessed.
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"""
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oldcls = request.files.__class__
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class newcls(oldcls):
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def __getitem__(self, key):
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try:
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@ -89,26 +98,27 @@ def attach_enctype_error_multidict(request):
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if key not in request.form:
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raise
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raise DebugFilesKeyError(request, key)
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newcls.__name__ = oldcls.__name__
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newcls.__module__ = oldcls.__module__
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request.files.__class__ = newcls
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def _dump_loader_info(loader):
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yield 'class: %s.%s' % (type(loader).__module__, type(loader).__name__)
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yield "class: %s.%s" % (type(loader).__module__, type(loader).__name__)
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for key, value in sorted(loader.__dict__.items()):
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if key.startswith('_'):
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if key.startswith("_"):
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continue
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if isinstance(value, (tuple, list)):
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if not all(isinstance(x, (str, text_type)) for x in value):
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continue
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yield '%s:' % key
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yield "%s:" % key
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for item in value:
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yield ' - %s' % item
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yield " - %s" % item
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continue
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elif not isinstance(value, (str, text_type, int, float, bool)):
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continue
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yield '%s: %r' % (key, value)
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yield "%s: %r" % (key, value)
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def explain_template_loading_attempts(app, template, attempts):
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@ -124,45 +134,50 @@ def explain_template_loading_attempts(app, template, attempts):
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if isinstance(srcobj, Flask):
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src_info = 'application "%s"' % srcobj.import_name
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elif isinstance(srcobj, Blueprint):
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src_info = 'blueprint "%s" (%s)' % (srcobj.name,
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srcobj.import_name)
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src_info = 'blueprint "%s" (%s)' % (srcobj.name, srcobj.import_name)
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else:
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src_info = repr(srcobj)
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info.append('% 5d: trying loader of %s' % (
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idx + 1, src_info))
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info.append("% 5d: trying loader of %s" % (idx + 1, src_info))
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for line in _dump_loader_info(loader):
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info.append(' %s' % line)
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info.append(" %s" % line)
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if triple is None:
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detail = 'no match'
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detail = "no match"
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else:
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detail = 'found (%r)' % (triple[1] or '<string>')
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detail = "found (%r)" % (triple[1] or "<string>")
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total_found += 1
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info.append(' -> %s' % detail)
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info.append(" -> %s" % detail)
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seems_fishy = False
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if total_found == 0:
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info.append('Error: the template could not be found.')
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info.append("Error: the template could not be found.")
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seems_fishy = True
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elif total_found > 1:
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info.append('Warning: multiple loaders returned a match for the template.')
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info.append("Warning: multiple loaders returned a match for the template.")
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seems_fishy = True
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if blueprint is not None and seems_fishy:
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info.append(' The template was looked up from an endpoint that '
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'belongs to the blueprint "%s".' % blueprint)
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info.append(' Maybe you did not place a template in the right folder?')
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info.append(' See http://flask.pocoo.org/docs/blueprints/#templates')
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info.append(
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" The template was looked up from an endpoint that "
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'belongs to the blueprint "%s".' % blueprint
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)
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info.append(" Maybe you did not place a template in the right folder?")
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info.append(" See http://flask.pocoo.org/docs/blueprints/#templates")
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app.logger.info('\n'.join(info))
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app.logger.info("\n".join(info))
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def explain_ignored_app_run():
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if os.environ.get('WERKZEUG_RUN_MAIN') != 'true':
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warn(Warning('Silently ignoring app.run() because the '
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'application is run from the flask command line '
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'executable. Consider putting app.run() behind an '
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'if __name__ == "__main__" guard to silence this '
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'warning.'), stacklevel=3)
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if os.environ.get("WERKZEUG_RUN_MAIN") != "true":
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warn(
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Warning(
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"Silently ignoring app.run() because the "
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"application is run from the flask command line "
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"executable. Consider putting app.run() behind an "
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'if __name__ == "__main__" guard to silence this '
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"warning."
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),
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stacklevel=3,
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)
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