def current_page_info(context, stylesheet=True, url_namespace=None):
request = context.get('request')
try:
if url_namespace:
switch_edit_mode_url = reverse(
'{0}:switch_edit_mode'.format(url_namespace)
)
else:
switch_edit_mode_url = reverse('switch_edit_mode')
except NoReverseMatch:
switch_edit_mode_url = reverse('powerpages:switch_edit_mode')
return {
'show_info': bool(
request and request.session.get('WEBSITE_EDIT_MODE')
),
'page': context.get('website_page'),
'stylesheet': stylesheet,
'switch_edit_mode_url': switch_edit_mode_url,
}
python类NoReverseMatch()的实例源码
def get_link_url(self, datum=None):
"""Returns the final URL based on the value of ``url``.
If ``url`` is callable it will call the function.
If not, it will then try to call ``reverse`` on ``url``.
Failing that, it will simply return the value of ``url`` as-is.
When called for a row action, the current row data object will be
passed as the first parameter.
"""
if not self.url:
raise NotImplementedError('A LinkAction class must have a '
'url attribute or define its own '
'get_link_url method.')
if callable(self.url):
return self.url(datum, **self.kwargs)
try:
if datum:
obj_id = self.table.get_object_id(datum)
return urlresolvers.reverse(self.url, args=(obj_id,))
else:
return urlresolvers.reverse(self.url)
except urlresolvers.NoReverseMatch as ex:
LOG.info('No reverse found for "%s": %s' % (self.url, ex))
return self.url
def get_link_url(self, datum):
"""Returns the final value for the column's ``link`` property.
If ``allowed_data_types`` of this column is not empty and the datum
has an assigned type, check if the datum's type is in the
``allowed_data_types`` list. If not, the datum won't be displayed
as a link.
If ``link`` is a callable, it will be passed the current data object
and should return a URL. Otherwise ``get_link_url`` will attempt to
call ``reverse`` on ``link`` with the object's id as a parameter.
Failing that, it will simply return the value of ``link``.
"""
if self.allowed_data_types:
data_type_name = self.table._meta.data_type_name
data_type = getattr(datum, data_type_name, None)
if data_type and (data_type not in self.allowed_data_types):
return None
obj_id = self.table.get_object_id(datum)
if callable(self.link):
return self.link(datum)
try:
return urlresolvers.reverse(self.link, args=(obj_id,))
except urlresolvers.NoReverseMatch:
return self.link
def context(self, context):
btns = []
for b in self.q_btns:
btn = {}
if 'model' in b:
model = self.get_model(b['model'])
if not self.user.has_perm("%s.view_%s" % (model._meta.app_label, model._meta.model_name)):
continue
btn['url'] = reverse("%s:%s_%s_%s" % (self.admin_site.app_name, model._meta.app_label,
model._meta.model_name, b.get('view', 'changelist')))
btn['title'] = model._meta.verbose_name
btn['icon'] = self.dashboard.get_model_icon(model)
else:
try:
btn['url'] = reverse(b['url'])
except NoReverseMatch:
btn['url'] = b['url']
if 'title' in b:
btn['title'] = b['title']
if 'icon' in b:
btn['icon'] = b['icon']
btns.append(btn)
context.update({'btns': btns})
def block_top_navbar(self, context, nodes):
search_models = []
site_name = self.admin_site.name
if self.global_search_models == None:
models = self.admin_site._registry.keys()
else:
models = self.global_search_models
for model in models:
app_label = model._meta.app_label
if self.has_model_perm(model, "view"):
info = (app_label, model._meta.model_name)
if getattr(self.admin_site._registry[model], 'search_fields', None):
try:
search_models.append({
'title': _('Search %s') % capfirst(model._meta.verbose_name_plural),
'url': reverse('xadmin:%s_%s_changelist' % info, current_app=site_name),
'model': model
})
except NoReverseMatch:
pass
return nodes.append(loader.render_to_string('xadmin/blocks/comm.top.topnav.html', {'search_models': search_models, 'search_name': SEARCH_VAR}))
def block_top_navmenu(self, context, nodes):
add_models = []
site_name = self.admin_site.name
if self.global_add_models == None:
models = self.admin_site._registry.keys()
else:
models = self.global_add_models
for model in models:
app_label = model._meta.app_label
if self.has_model_perm(model, "add"):
info = (app_label, model._meta.model_name)
try:
add_models.append({
'title': _('Add %s') % capfirst(model._meta.verbose_name),
'url': reverse('xadmin:%s_%s_add' % info, current_app=site_name),
'model': model
})
except NoReverseMatch:
pass
nodes.append(
loader.render_to_string('xadmin/blocks/comm.top.topnav.html', {'add_models': add_models}))
def handle_user_url(self, menu_item):
"""
Evaluate user defined URL
:type menu_item: ChildItem or ParentItem
"""
if callable(menu_item.url):
menu_item.url = menu_item.url(self.request, self.context)
return menu_item
if '/' in menu_item.url:
return menu_item
from django.core.urlresolvers import reverse, NoReverseMatch
try:
menu_item.url = reverse(menu_item.url, current_app=self.current_app)
menu_item._url_name = menu_item.url
except NoReverseMatch:
menu_item.url = '#no-reverse-match'
return menu_item
def context(self, context):
btns = []
for b in self.q_btns:
btn = {}
if 'model' in b:
model = self.get_model(b['model'])
if not self.user.has_perm("%s.view_%s" % (model._meta.app_label, model._meta.model_name)):
continue
btn['url'] = reverse("%s:%s_%s_%s" % (self.admin_site.app_name, model._meta.app_label,
model._meta.model_name, b.get('view', 'changelist')))
btn['title'] = model._meta.verbose_name
btn['icon'] = self.dashboard.get_model_icon(model)
else:
try:
btn['url'] = reverse(b['url'])
except NoReverseMatch:
btn['url'] = b['url']
if 'title' in b:
btn['title'] = b['title']
if 'icon' in b:
btn['icon'] = b['icon']
btns.append(btn)
context.update({'btns': btns})
def block_top_navbar(self, context, nodes):
search_models = []
site_name = self.admin_site.name
if self.global_search_models == None:
models = self.admin_site._registry.keys()
else:
models = self.global_search_models
for model in models:
app_label = model._meta.app_label
if self.has_model_perm(model, "view"):
info = (app_label, model._meta.model_name)
if getattr(self.admin_site._registry[model], 'search_fields', None):
try:
search_models.append({
'title': _('Search %s') % capfirst(model._meta.verbose_name_plural),
'url': reverse('xadmin:%s_%s_changelist' % info, current_app=site_name),
'model': model
})
except NoReverseMatch:
pass
return nodes.append(loader.render_to_string('xadmin/blocks/comm.top.topnav.html', {'search_models': search_models, 'search_name': SEARCH_VAR}))
def block_top_navmenu(self, context, nodes):
add_models = []
site_name = self.admin_site.name
if self.global_add_models == None:
models = self.admin_site._registry.keys()
else:
models = self.global_add_models
for model in models:
app_label = model._meta.app_label
if self.has_model_perm(model, "add"):
info = (app_label, model._meta.model_name)
try:
add_models.append({
'title': _('Add %s') % capfirst(model._meta.verbose_name),
'url': reverse('xadmin:%s_%s_add' % info, current_app=site_name),
'model': model
})
except NoReverseMatch:
pass
nodes.append(
loader.render_to_string('xadmin/blocks/comm.top.topnav.html', {'add_models': add_models}))
def context(self, context):
btns = []
for b in self.q_btns:
btn = {}
if 'model' in b:
model = self.get_model(b['model'])
if not self.user.has_perm("%s.view_%s" % (model._meta.app_label, model._meta.model_name)):
continue
btn['url'] = reverse("%s:%s_%s_%s" % (self.admin_site.app_name, model._meta.app_label,
model._meta.model_name, b.get('view', 'changelist')))
btn['title'] = model._meta.verbose_name
btn['icon'] = self.dashboard.get_model_icon(model)
else:
try:
btn['url'] = reverse(b['url'])
except NoReverseMatch:
btn['url'] = b['url']
if 'title' in b:
btn['title'] = b['title']
if 'icon' in b:
btn['icon'] = b['icon']
btns.append(btn)
context.update({'btns': btns})
def block_top_navbar(self, context, nodes):
search_models = []
site_name = self.admin_site.name
if self.global_search_models == None:
models = self.admin_site._registry.keys()
else:
models = self.global_search_models
for model in models:
app_label = model._meta.app_label
if self.has_model_perm(model, "view"):
info = (app_label, model._meta.model_name)
if getattr(self.admin_site._registry[model], 'search_fields', None):
try:
search_models.append({
'title': _('Search %s') % capfirst(model._meta.verbose_name_plural),
'url': reverse('xadmin:%s_%s_changelist' % info, current_app=site_name),
'model': model
})
except NoReverseMatch:
pass
return nodes.append(loader.render_to_string('xadmin/blocks/comm.top.topnav.html', {'search_models': search_models, 'search_name': SEARCH_VAR}))
def block_top_navmenu(self, context, nodes):
add_models = []
site_name = self.admin_site.name
if self.global_add_models == None:
models = self.admin_site._registry.keys()
else:
models = self.global_add_models
for model in models:
app_label = model._meta.app_label
if self.has_model_perm(model, "add"):
info = (app_label, model._meta.model_name)
try:
add_models.append({
'title': _('Add %s') % capfirst(model._meta.verbose_name),
'url': reverse('xadmin:%s_%s_add' % info, current_app=site_name),
'model': model
})
except NoReverseMatch:
pass
nodes.append(
loader.render_to_string('xadmin/blocks/comm.top.topnav.html', {'add_models': add_models}))
def _reverse(self, viewname, args, kwargs, current_app=None, fail=True):
from django.core.urlresolvers import reverse, NoReverseMatch
# Try to look up the URL twice: once given the view name,
# and again relative to what we guess is the "main" app.
url = ''
urlconf=kwargs.pop('urlconf', None)
try:
url = reverse(viewname, urlconf=urlconf, args=args, kwargs=kwargs,
current_app=current_app)
except NoReverseMatch as ex:
projectname = settings.SETTINGS_MODULE.split('.')[0]
try:
url = reverse(projectname + '.' + viewname, urlconf=urlconf,
args=args, kwargs=kwargs)
except NoReverseMatch:
if fail:
raise ex
else:
return ''
return url
def context(self, context):
btns = []
for b in self.q_btns:
btn = {}
if 'model' in b:
model = self.get_model(b['model'])
if not self.user.has_perm("%s.view_%s" % (model._meta.app_label, model._meta.model_name)):
continue
btn['url'] = reverse("%s:%s_%s_%s" % (self.admin_site.app_name, model._meta.app_label,
model._meta.model_name, b.get('view', 'changelist')))
btn['title'] = model._meta.verbose_name
btn['icon'] = self.dashboard.get_model_icon(model)
else:
try:
btn['url'] = reverse(b['url'])
except NoReverseMatch:
btn['url'] = b['url']
if 'title' in b:
btn['title'] = b['title']
if 'icon' in b:
btn['icon'] = b['icon']
btns.append(btn)
context.update({'btns': btns})
def block_top_navbar(self, context, nodes):
search_models = []
site_name = self.admin_site.name
if self.global_search_models == None:
models = self.admin_site._registry.keys()
else:
models = self.global_search_models
for model in models:
app_label = model._meta.app_label
if self.has_model_perm(model, "view"):
info = (app_label, model._meta.model_name)
if getattr(self.admin_site._registry[model], 'search_fields', None):
try:
search_models.append({
'title': _('Search %s') % capfirst(model._meta.verbose_name_plural),
'url': reverse('xadmin:%s_%s_changelist' % info, current_app=site_name),
'model': model
})
except NoReverseMatch:
pass
return nodes.append(loader.render_to_string('xadmin/blocks/comm.top.topnav.html', {'search_models': search_models, 'search_name': SEARCH_VAR}))
def block_top_navmenu(self, context, nodes):
add_models = []
site_name = self.admin_site.name
if self.global_add_models == None:
models = self.admin_site._registry.keys()
else:
models = self.global_add_models
for model in models:
app_label = model._meta.app_label
if self.has_model_perm(model, "add"):
info = (app_label, model._meta.model_name)
try:
add_models.append({
'title': _('Add %s') % capfirst(model._meta.verbose_name),
'url': reverse('xadmin:%s_%s_add' % info, current_app=site_name),
'model': model
})
except NoReverseMatch:
pass
nodes.append(
loader.render_to_string('xadmin/blocks/comm.top.topnav.html', {'add_models': add_models}))
def handle_redirect_to_login(request, **kwargs):
login_url = kwargs.get("login_url")
redirect_field_name = kwargs.get("redirect_field_name")
next_url = kwargs.get("next_url")
if login_url is None:
login_url = settings.ACCOUNT_LOGIN_URL
if next_url is None:
next_url = request.get_full_path()
try:
login_url = urlresolvers.reverse(login_url)
except urlresolvers.NoReverseMatch:
if callable(login_url):
raise
if "/" not in login_url and "." not in login_url:
raise
url_bits = list(urlparse.urlparse(login_url))
if redirect_field_name:
querystring = QueryDict(url_bits[4], mutable=True)
querystring[redirect_field_name] = next_url
url_bits[4] = querystring.urlencode(safe="/")
return HttpResponseRedirect(urlparse.urlunparse(url_bits))
def context(self, context):
btns = []
for b in self.q_btns:
btn = {}
if 'model' in b:
model = self.get_model(b['model'])
if not self.user.has_perm("%s.view_%s" % (model._meta.app_label, model._meta.model_name)):
continue
btn['url'] = reverse("%s:%s_%s_%s" % (self.admin_site.app_name, model._meta.app_label,
model._meta.model_name, b.get('view', 'changelist')))
btn['title'] = model._meta.verbose_name
btn['icon'] = self.dashboard.get_model_icon(model)
else:
try:
btn['url'] = reverse(b['url'])
except NoReverseMatch:
btn['url'] = b['url']
if 'title' in b:
btn['title'] = b['title']
if 'icon' in b:
btn['icon'] = b['icon']
btns.append(btn)
context.update({'btns': btns})
def block_top_navbar(self, context, nodes):
search_models = []
site_name = self.admin_site.name
if self.global_search_models == None:
models = self.admin_site._registry.keys()
else:
models = self.global_search_models
for model in models:
app_label = model._meta.app_label
if self.has_model_perm(model, "view"):
info = (app_label, model._meta.model_name)
if getattr(self.admin_site._registry[model], 'search_fields', None):
try:
search_models.append({
'title': _('Search %s') % capfirst(model._meta.verbose_name_plural),
'url': reverse('xadmin:%s_%s_changelist' % info, current_app=site_name),
'model': model
})
except NoReverseMatch:
pass
return nodes.append(loader.render_to_string('xadmin/blocks/comm.top.topnav.html', {'search_models': search_models, 'search_name': SEARCH_VAR}))
def block_top_navmenu(self, context, nodes):
add_models = []
site_name = self.admin_site.name
if self.global_add_models == None:
models = self.admin_site._registry.keys()
else:
models = self.global_add_models
for model in models:
app_label = model._meta.app_label
if self.has_model_perm(model, "add"):
info = (app_label, model._meta.model_name)
try:
add_models.append({
'title': _('Add %s') % capfirst(model._meta.verbose_name),
'url': reverse('xadmin:%s_%s_add' % info, current_app=site_name),
'model': model
})
except NoReverseMatch:
pass
nodes.append(
loader.render_to_string('xadmin/blocks/comm.top.topnav.html', {'add_models': add_models}))
def handle_redirect_to_login(request, **kwargs):
login_url = kwargs.get("login_url")
redirect_field_name = kwargs.get("redirect_field_name")
next_url = kwargs.get("next_url")
if login_url is None:
login_url = settings.ACCOUNT_LOGIN_URL
if next_url is None:
next_url = request.get_full_path()
try:
login_url = urlresolvers.reverse(login_url)
except urlresolvers.NoReverseMatch:
if callable(login_url):
raise
if "/" not in login_url and "." not in login_url:
raise
url_bits = list(urlparse(login_url))
if redirect_field_name:
querystring = QueryDict(url_bits[4], mutable=True)
querystring[redirect_field_name] = next_url
url_bits[4] = querystring.urlencode(safe="/")
return HttpResponseRedirect(urlunparse(url_bits))
def check_link(self, instance, verify_exists=False):
internal_link = instance.internal_link
valid = False
if internal_link:
try:
url = internal_link.get_absolute_url(instance.language)
except NoReverseMatch:
url = None
else:
valid = True
else:
url = instance.external_link
valid = self.validate_url(url, verify_exists=verify_exists)
return LinkReport(
valid=valid,
text=instance.name,
url=url,
)
def menu_active(context, pattern_or_urlname):
try:
# handle slash
if reverse(pattern_or_urlname) == '/':
pattern = '^/$'
else:
pattern = '^' + reverse(pattern_or_urlname) + "([-\w]+)?"
except NoReverseMatch:
pattern = pattern_or_urlname
if context.get('request'):
path = context.get('request').path
if re.search(pattern, path):
return 'selected'
return ''
def __init__(self, title, url, attrs=None, item_id=''):
super().__init__()
self._parent = None
self._item_id = item_id
self._title = str(title)
try:
self._url = resolve_url(url)
except NoReverseMatch:
self._url = url
if attrs is None:
self._classes = ''
self._attrs = ''
else:
self._classes = attrs.pop('class', '')
self._attrs = flatatt(attrs)
def context(self, context):
btns = []
for b in self.q_btns:
btn = {}
if 'model' in b:
model = self.get_model(b['model'])
if not self.user.has_perm("%s.view_%s" % (model._meta.app_label, model._meta.model_name)):
continue
btn['url'] = reverse("%s:%s_%s_%s" % (self.admin_site.app_name, model._meta.app_label,
model._meta.model_name, b.get('view', 'changelist')))
btn['title'] = model._meta.verbose_name
btn['icon'] = self.dashboard.get_model_icon(model)
else:
try:
btn['url'] = reverse(b['url'])
except NoReverseMatch:
btn['url'] = b['url']
if 'title' in b:
btn['title'] = b['title']
if 'icon' in b:
btn['icon'] = b['icon']
btns.append(btn)
context.update({'btns': btns})
def block_top_navbar(self, context, nodes):
search_models = []
site_name = self.admin_site.name
if self.global_search_models == None:
models = self.admin_site._registry.keys()
else:
models = self.global_search_models
for model in models:
app_label = model._meta.app_label
if self.has_model_perm(model, "view"):
info = (app_label, model._meta.model_name)
if getattr(self.admin_site._registry[model], 'search_fields', None):
try:
search_models.append({
'title': _('Search %s') % capfirst(model._meta.verbose_name_plural),
'url': reverse('xadmin:%s_%s_changelist' % info, current_app=site_name),
'model': model
})
except NoReverseMatch:
pass
return nodes.append(loader.render_to_string('xadmin/blocks/comm.top.topnav.html', {'search_models': search_models, 'search_name': SEARCH_VAR}))
def block_top_navmenu(self, context, nodes):
add_models = []
site_name = self.admin_site.name
if self.global_add_models == None:
models = self.admin_site._registry.keys()
else:
models = self.global_add_models
for model in models:
app_label = model._meta.app_label
if self.has_model_perm(model, "add"):
info = (app_label, model._meta.model_name)
try:
add_models.append({
'title': _('Add %s') % capfirst(model._meta.verbose_name),
'url': reverse('xadmin:%s_%s_add' % info, current_app=site_name),
'model': model
})
except NoReverseMatch:
pass
nodes.append(
loader.render_to_string('xadmin/blocks/comm.top.topnav.html', {'add_models': add_models}))
def optional_logout(request, user):
"""
Include a logout snippet if REST framework's logout view is in the URLconf.
"""
try:
logout_url = reverse('rest_framework:logout')
except NoReverseMatch:
snippet = format_html('<li class="navbar-text">{user}</li>', user=escape(user))
return mark_safe(snippet)
snippet = """<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown">
{user}
<b class="caret"></b>
</a>
<ul class="dropdown-menu">
<li><a href='{href}?next={next}'>Log out</a></li>
</ul>
</li>"""
snippet = format_html(snippet, user=escape(user), href=logout_url, next=escape(request.path))
return mark_safe(snippet)
def reverse(viewname, args=None, kwargs=None, request=None, format=None, **extra):
"""
If versioning is being used then we pass any `reverse` calls through
to the versioning scheme instance, so that the resulting URL
can be modified if needed.
"""
scheme = getattr(request, 'versioning_scheme', None)
if scheme is not None:
try:
url = scheme.reverse(viewname, args, kwargs, request, format, **extra)
except NoReverseMatch:
# In case the versioning scheme reversal fails, fallback to the
# default implementation
url = _reverse(viewname, args, kwargs, request, format, **extra)
else:
url = _reverse(viewname, args, kwargs, request, format, **extra)
return preserve_builtin_query_params(url, request)
