--- /dev/null
+"""
+Debug Toolbar middleware
+"""
+import re
+from django.conf import settings
+from django.utils.encoding import smart_str
+from debug_toolbar.toolbar.loader import DebugToolbar
+
+_HTML_TYPES = ('text/html', 'application/xhtml+xml')
+_END_HEAD_RE = re.compile(r'</head>', re.IGNORECASE)
+_END_BODY_RE = re.compile(r'<body[^<]*>', re.IGNORECASE)
+
+class DebugToolbarMiddleware(object):
+ """
+ Middleware to set up Debug Toolbar on incoming request and render toolbar
+ on outgoing response.
+ """
+ def __init__(self):
+ self.debug_toolbar = None
+
+ def show_toolbar(self, request):
+ if not settings.DEBUG:
+ return False
+ if not request.META.get('REMOTE_ADDR') in settings.INTERNAL_IPS:
+ return False
+ return True
+
+ def process_request(self, request):
+ if self.show_toolbar(request):
+ self.debug_toolbar = DebugToolbar(request)
+ self.debug_toolbar.load_panels()
+ debug = request.GET.get('djDebug')
+ # kinda ugly, needs changes to the loader to optimize
+ for panel in self.debug_toolbar.panels:
+ response = panel.process_request(request)
+ if not response:
+ if debug == panel.name:
+ response = panel.process_ajax(request)
+ if response:
+ response.skip_debug_response = True
+ return response
+
+ def process_view(self, request, callback, callback_args, callback_kwargs):
+ if self.show_toolbar(request):
+ for panel in self.debug_toolbar.panels:
+ cb = panel.process_view(request, callback, callback_args, callback_kwargs)
+ if cb:
+ callback = cb
+ return callback
+
+ def process_response(self, request, response):
+ if self.show_toolbar(request) and not getattr(response, 'skip_debug_response', False):
+ if response['Content-Type'].split(';')[0] in _HTML_TYPES and not request.is_ajax():
+ # Saving this here in case we ever need to inject into <head>
+ #response.content = _END_HEAD_RE.sub(smart_str(self.debug_toolbar.render_styles() + "%s" % match.group()), response.content)
+ for panel in self.debug_toolbar.panels:
+ nr = panel.process_response(request, response)
+ # Incase someone forgets `return response`
+ if nr: response = nr
+ response.content = _END_BODY_RE.sub(smart_str('<body>' + self.debug_toolbar.render_toolbar()), response.content)
+ return response
fnp / wolnelektury.git / blobdiff