def find_template(name, dirs=None): for loader in get_template_loaders(): try: source, display_name = loader(name, dirs) return (source, make_origin(display_name, loader, name, dirs)) except TemplateDoesNotExist: pass raise TemplateDoesNotExist(name)
def get_traceback_data(self): """Return a dictionary containing traceback information.""" if self.exc_type and issubclass(self.exc_type, TemplateDoesNotExist): self.template_does_not_exist = True self.loader_debug_info = [] # If Django fails in get_template_loaders, provide an empty list # for the following loop to not fail. try: template_loaders = get_template_loaders() except Exception: template_loaders = [] for loader in template_loaders: try: source_list_func = loader.get_template_sources # NOTE: This assumes exc_value is the name of the template that # the loader attempted to load. template_list = [{ 'name': t, 'status': self.format_path_status(t), } for t in source_list_func(str(self.exc_value))] except AttributeError: template_list = [] loader_name = loader.__module__ + '.' + loader.__class__.__name__ self.loader_debug_info.append({ 'loader': loader_name, 'templates': template_list, }) if (settings.TEMPLATE_DEBUG and hasattr(self.exc_value, 'django_template_source')): self.get_template_exception_info() frames = self.get_traceback_frames() for i, frame in enumerate(frames): if 'vars' in frame: frame_vars = [] for k, v in frame['vars']: v = pprint(v) # The force_escape filter assume unicode, make sure that works if isinstance(v, six.binary_type): v = v.decode('utf-8', 'replace') # don't choke on non-utf-8 input # Trim large blobs of data if len(v) > 4096: v = '%s... <trimmed %d bytes string>' % (v[0:4096], len(v)) frame_vars.append((k, force_escape(v))) frame['vars'] = frame_vars frames[i] = frame unicode_hint = '' if self.exc_type and issubclass(self.exc_type, UnicodeError): start = getattr(self.exc_value, 'start', None) end = getattr(self.exc_value, 'end', None) if start is not None and end is not None: unicode_str = self.exc_value.args[1] unicode_hint = smart_text( unicode_str[max(start - 5, 0):min(end + 5, len(unicode_str))], 'ascii', errors='replace' ) from django import get_version c = { 'is_email': self.is_email, 'unicode_hint': unicode_hint, 'frames': frames, 'request': self.request, 'filtered_POST': self.filter.get_post_parameters(self.request), 'settings': get_safe_settings(), 'sys_executable': sys.executable, 'sys_version_info': '%d.%d.%d' % sys.version_info[0:3], 'server_time': datetime.datetime.now(), 'django_version_info': get_version(), 'sys_path': sys.path, 'template_info': self.template_info, 'template_does_not_exist': self.template_does_not_exist, 'loader_debug_info': self.loader_debug_info, } # Check whether exception info is available if self.exc_type: c['exception_type'] = self.exc_type.__name__ if self.exc_value: c['exception_value'] = smart_text(self.exc_value, errors='replace') if frames: c['lastframe'] = frames[-1] return c
def get_traceback_data(self): """Return a dictionary containing traceback information.""" if self.exc_type and issubclass(self.exc_type, TemplateDoesNotExist): self.template_does_not_exist = True self.loader_debug_info = [] # If Django fails in get_template_loaders, provide an empty list # for the following loop to not fail. try: template_loaders = get_template_loaders() except Exception: template_loaders = [] for loader in template_loaders: try: source_list_func = loader.get_template_sources # NOTE: This assumes exc_value is the name of the template that # the loader attempted to load. template_list = [{ 'name': t, 'status': self.format_path_status(t), } for t in source_list_func(str(self.exc_value))] except AttributeError: template_list = [] loader_name = loader.__module__ + '.' + loader.__class__.__name__ self.loader_debug_info.append({ 'loader': loader_name, 'templates': template_list, }) if (settings.TEMPLATE_DEBUG and hasattr(self.exc_value, 'django_template_source')): self.get_template_exception_info() frames = self.get_traceback_frames() for i, frame in enumerate(frames): if 'vars' in frame: frame_vars = [] for k, v in frame['vars']: v = pprint(v) # The force_escape filter assume unicode, make sure that works if isinstance(v, six.binary_type): v = v.decode( 'utf-8', 'replace') # don't choke on non-utf-8 input # Trim large blobs of data if len(v) > 4096: v = '%s... <trimmed %d bytes string>' % (v[0:4096], len(v)) frame_vars.append((k, force_escape(v))) frame['vars'] = frame_vars frames[i] = frame unicode_hint = '' if self.exc_type and issubclass(self.exc_type, UnicodeError): start = getattr(self.exc_value, 'start', None) end = getattr(self.exc_value, 'end', None) if start is not None and end is not None: unicode_str = self.exc_value.args[1] unicode_hint = smart_text( unicode_str[max(start - 5, 0):min(end + 5, len(unicode_str))], 'ascii', errors='replace') from django import get_version c = { 'is_email': self.is_email, 'unicode_hint': unicode_hint, 'frames': frames, 'request': self.request, 'filtered_POST': self.filter.get_post_parameters(self.request), 'settings': get_safe_settings(), 'sys_executable': sys.executable, 'sys_version_info': '%d.%d.%d' % sys.version_info[0:3], 'server_time': datetime.datetime.now(), 'django_version_info': get_version(), 'sys_path': sys.path, 'template_info': self.template_info, 'template_does_not_exist': self.template_does_not_exist, 'loader_debug_info': self.loader_debug_info, } # Check whether exception info is available if self.exc_type: c['exception_type'] = self.exc_type.__name__ if self.exc_value: c['exception_value'] = smart_text(self.exc_value, errors='replace') if frames: c['lastframe'] = frames[-1] return c