def form_invalid(self, form):
"""
Overridden to fix for wagtail not displaying non-field related errors.
Code snippet is taken from wagtail latest release (2.1.1)
"""
messages.validation_error(self.request, self.get_error_message(), form)
return self.render_to_response(self.get_context_data())
def edit(request, page_id):
latest_revision = get_object_or_404(Page, id=page_id).get_latest_revision()
page = get_object_or_404(Page, id=page_id).get_latest_revision_as_page()
parent = page.get_parent()
content_type = ContentType.objects.get_for_model(page)
page_class = content_type.model_class()
page_perms = page.permissions_for_user(request.user)
if not page_perms.can_edit():
raise PermissionDenied
for fn in hooks.get_hooks('before_edit_page'):
result = fn(request, page)
if hasattr(result, 'status_code'):
return result
edit_handler_class = page_class.get_edit_handler()
form_class = edit_handler_class.get_form_class(page_class)
next_url = get_valid_next_url_from_request(request)
errors_debug = None
if request.method == 'POST':
form = form_class(request.POST,
request.FILES,
instance=page,
parent_page=parent)
if form.is_valid() and not page.locked:
page = form.save(commit=False)
is_publishing = bool(request.POST.get(
'action-publish')) and page_perms.can_publish()
is_submitting = bool(request.POST.get('action-submit'))
is_reverting = bool(request.POST.get('revision'))
# If a revision ID was passed in the form, get that revision so its
# date can be referenced in notification messages
if is_reverting:
previous_revision = get_object_or_404(
page.revisions, id=request.POST.get('revision'))
# Save revision
revision = page.save_revision(
user=request.user,
submitted_for_moderation=is_submitting,
)
# Publish
if is_publishing:
revision.publish()
# Need to reload the page because the URL may have changed, and we
# need the up-to-date URL for the "View Live" button.
page = page.specific_class.objects.get(pk=page.pk)
# Notifications
if is_publishing:
if page.go_live_at and page.go_live_at > timezone.now():
# Page has been scheduled for publishing in the future
if is_reverting:
message = _(
"Revision from {0} of page '{1}' has been scheduled for publishing."
).format(
previous_revision.created_at.strftime(
"%d %b %Y %H:%M"),
page.get_admin_display_title())
else:
message = _(
"Page '{0}' has been scheduled for publishing."
).format(page.get_admin_display_title())
messages.success(request,
message,
buttons=[
messages.button(
reverse('wagtailadmin_pages:edit',
args=(page.id, )),
_('Edit'))
])
else:
# Page is being published now
if is_reverting:
message = _(
"Revision from {0} of page '{1}' has been published."
).format(
previous_revision.created_at.strftime(
"%d %b %Y %H:%M"),
page.get_admin_display_title())
else:
message = _("Page '{0}' has been published.").format(
page.get_admin_display_title())
messages.success(request,
message,
buttons=[
messages.button(page.url,
_('View live'),
new_window=True),
messages.button(
reverse('wagtailadmin_pages:edit',
args=(page_id, )),
_('Edit'))
])
elif is_submitting:
message = _(
"Page '{0}' has been submitted for moderation.").format(
page.get_admin_display_title())
messages.success(request,
message,
buttons=[
messages.button(reverse(
'wagtailadmin_pages:view_draft',
args=(page_id, )),
_('View draft'),
new_window=True),
messages.button(
reverse('wagtailadmin_pages:edit',
args=(page_id, )), _('Edit'))
])
if not send_notification(page.get_latest_revision().id,
'submitted', request.user.pk):
messages.error(
request,
_("Failed to send notifications to moderators"))
else: # Saving
if is_reverting:
message = _(
"Page '{0}' has been replaced with revision from {1}."
).format(
page.get_admin_display_title(),
previous_revision.created_at.strftime(
"%d %b %Y %H:%M"))
else:
message = _("Page '{0}' has been updated.").format(
page.get_admin_display_title())
messages.success(request, message)
for fn in hooks.get_hooks('after_edit_page'):
result = fn(request, page)
if hasattr(result, 'status_code'):
return result
if is_publishing or is_submitting:
# we're done here - redirect back to the explorer
if next_url:
# redirect back to 'next' url if present
return redirect(next_url)
# redirect back to the explorer
return redirect('wagtailadmin_explore', page.get_parent().id)
else:
# Just saving - remain on edit page for further edits
target_url = reverse('wagtailadmin_pages:edit', args=[page.id])
if next_url:
# Ensure the 'next' url is passed through again if present
target_url += '?next=%s' % urlquote(next_url)
return redirect(target_url)
else:
if page.locked:
messages.error(
request, _("The page could not be saved as it is locked"))
else:
messages.validation_error(
request,
_("The page could not be saved due to validation errors"),
form)
edit_handler = edit_handler_class(instance=page, form=form)
errors_debug = (repr(edit_handler.form.errors) + repr(
[(name, formset.errors)
for (name, formset) in edit_handler.form.formsets.items()
if formset.errors]))
has_unsaved_changes = True
else:
form = form_class(instance=page)
edit_handler = edit_handler_class(instance=page, form=form)
has_unsaved_changes = False
# Check for revisions still undergoing moderation and warn
if latest_revision and latest_revision.submitted_for_moderation:
buttons = []
if page.live:
buttons.append(
messages.button(
reverse('wagtailadmin_pages:revisions_compare',
args=(page.id, 'live', latest_revision.id)),
_('Compare with live version')))
messages.warning(request,
_("This page is currently awaiting moderation"),
buttons=buttons)
return render(
request, 'wagtailadmin/pages/edit.html', {
'page': page,
'content_type': content_type,
'edit_handler': edit_handler,
'errors_debug': errors_debug,
'preview_modes': page.preview_modes,
'form': form,
'next': next_url,
'has_unsaved_changes': has_unsaved_changes,
})
def create(request, content_type_app_name, content_type_model_name,
parent_page_id):
parent_page = get_object_or_404(Page, id=parent_page_id).specific
parent_page_perms = parent_page.permissions_for_user(request.user)
if not parent_page_perms.can_add_subpage():
raise PermissionDenied
try:
content_type = ContentType.objects.get_by_natural_key(
content_type_app_name, content_type_model_name)
except ContentType.DoesNotExist:
raise Http404
# Get class
page_class = content_type.model_class()
# Make sure the class is a descendant of Page
if not issubclass(page_class, Page):
raise Http404
# page must be in the list of allowed subpage types for this parent ID
if page_class not in parent_page.creatable_subpage_models():
raise PermissionDenied
if not page_class.can_create_at(parent_page):
raise PermissionDenied
for fn in hooks.get_hooks('before_create_page'):
result = fn(request, parent_page, page_class)
if hasattr(result, 'status_code'):
return result
page = page_class(owner=request.user)
edit_handler_class = page_class.get_edit_handler()
form_class = edit_handler_class.get_form_class(page_class)
next_url = get_valid_next_url_from_request(request)
if request.method == 'POST':
form = form_class(request.POST,
request.FILES,
instance=page,
parent_page=parent_page)
if form.is_valid():
page = form.save(commit=False)
is_publishing = bool(request.POST.get(
'action-publish')) and parent_page_perms.can_publish_subpage()
is_submitting = bool(request.POST.get('action-submit'))
if not is_publishing:
page.live = False
# Save page
parent_page.add_child(instance=page)
# Save revision
revision = page.save_revision(
user=request.user,
submitted_for_moderation=is_submitting,
)
# Publish
if is_publishing:
revision.publish()
# Notifications
if is_publishing:
if page.go_live_at and page.go_live_at > timezone.now():
messages.success(
request,
_("Page '{0}' created and scheduled for publishing."
).format(page.get_admin_display_title()),
buttons=[
messages.button(
reverse('wagtailadmin_pages:edit',
args=(page.id, )), _('Edit'))
])
else:
messages.success(
request,
_("Page '{0}' created and published.").format(
page.get_admin_display_title()),
buttons=[
messages.button(page.url,
_('View live'),
new_window=True),
messages.button(
reverse('wagtailadmin_pages:edit',
args=(page.id, )), _('Edit'))
])
elif is_submitting:
messages.success(
request,
_("Page '{0}' created and submitted for moderation."
).format(page.get_admin_display_title()),
buttons=[
messages.button(reverse(
'wagtailadmin_pages:view_draft', args=(page.id, )),
_('View draft'),
new_window=True),
messages.button(
reverse('wagtailadmin_pages:edit',
args=(page.id, )), _('Edit'))
])
if not send_notification(page.get_latest_revision().id,
'submitted', request.user.pk):
messages.error(
request,
_("Failed to send notifications to moderators"))
else:
messages.success(
request,
_("Page '{0}' created.").format(
page.get_admin_display_title()))
for fn in hooks.get_hooks('after_create_page'):
result = fn(request, page)
if hasattr(result, 'status_code'):
return result
if is_publishing or is_submitting:
# we're done here
if next_url:
# redirect back to 'next' url if present
return redirect(next_url)
# redirect back to the explorer
return redirect('wagtailadmin_explore', page.get_parent().id)
else:
# Just saving - remain on edit page for further edits
target_url = reverse('wagtailadmin_pages:edit', args=[page.id])
if next_url:
# Ensure the 'next' url is passed through again if present
target_url += '?next=%s' % urlquote(next_url)
return redirect(target_url)
else:
messages.validation_error(
request,
_("The page could not be created due to validation errors"),
form)
edit_handler = edit_handler_class(instance=page, form=form)
has_unsaved_changes = True
else:
signals.init_new_page.send(sender=create,
page=page,
parent=parent_page)
form = form_class(instance=page)
edit_handler = edit_handler_class(instance=page, form=form)
has_unsaved_changes = False
return render(
request, 'wagtailadmin/pages/create.html', {
'content_type': content_type,
'page_class': page_class,
'parent_page': parent_page,
'edit_handler': edit_handler,
'preview_modes': page.preview_modes,
'form': form,
'next': next_url,
'has_unsaved_changes': has_unsaved_changes,
})
def edit(request, page_id):
latest_revision = get_object_or_404(Page, id=page_id).get_latest_revision()
page = get_object_or_404(Page, id=page_id).get_latest_revision_as_page()
parent = page.get_parent()
content_type = ContentType.objects.get_for_model(page)
page_class = content_type.model_class()
page_perms = page.permissions_for_user(request.user)
if not page_perms.can_edit():
raise PermissionDenied
for fn in hooks.get_hooks('before_edit_page'):
result = fn(request, page)
if hasattr(result, 'status_code'):
return result
edit_handler_class = page_class.get_edit_handler()
form_class = edit_handler_class.get_form_class(page_class)
next_url = get_valid_next_url_from_request(request)
errors_debug = None
if request.method == 'POST':
form = form_class(request.POST, request.FILES, instance=page,
parent_page=parent)
if form.is_valid() and not page.locked:
page = form.save(commit=False)
is_publishing = bool(request.POST.get('action-publish')) and page_perms.can_publish()
is_submitting = bool(request.POST.get('action-submit'))
is_reverting = bool(request.POST.get('revision'))
# If a revision ID was passed in the form, get that revision so its
# date can be referenced in notification messages
if is_reverting:
previous_revision = get_object_or_404(page.revisions, id=request.POST.get('revision'))
# Save revision
revision = page.save_revision(
user=request.user,
submitted_for_moderation=is_submitting,
)
# Publish
if is_publishing:
revision.publish()
# Need to reload the page because the URL may have changed, and we
# need the up-to-date URL for the "View Live" button.
page = page.specific_class.objects.get(pk=page.pk)
# Notifications
if is_publishing:
if page.go_live_at and page.go_live_at > timezone.now():
# Page has been scheduled for publishing in the future
if is_reverting:
message = _(
"Revision from {0} of page '{1}' has been scheduled for publishing."
).format(
previous_revision.created_at.strftime("%d %b %Y %H:%M"),
page.get_admin_display_title()
)
else:
message = _(
"Page '{0}' has been scheduled for publishing."
).format(
page.get_admin_display_title()
)
messages.success(request, message, buttons=[
messages.button(
reverse('wagtailadmin_pages:edit', args=(page.id,)),
_('Edit')
)
])
else:
# Page is being published now
if is_reverting:
message = _(
"Revision from {0} of page '{1}' has been published."
).format(
previous_revision.created_at.strftime("%d %b %Y %H:%M"),
page.get_admin_display_title()
)
else:
message = _(
"Page '{0}' has been published."
).format(
page.get_admin_display_title()
)
messages.success(request, message, buttons=[
messages.button(
page.url,
_('View live'),
new_window=True
),
messages.button(
reverse('wagtailadmin_pages:edit', args=(page_id,)),
_('Edit')
)
])
elif is_submitting:
message = _(
"Page '{0}' has been submitted for moderation."
).format(
page.get_admin_display_title()
)
messages.success(request, message, buttons=[
messages.button(
reverse('wagtailadmin_pages:view_draft', args=(page_id,)),
_('View draft'),
new_window=True
),
messages.button(
reverse('wagtailadmin_pages:edit', args=(page_id,)),
_('Edit')
)
])
if not send_notification(page.get_latest_revision().id, 'submitted', request.user.pk):
messages.error(request, _("Failed to send notifications to moderators"))
else: # Saving
if is_reverting:
message = _(
"Page '{0}' has been replaced with revision from {1}."
).format(
page.get_admin_display_title(),
previous_revision.created_at.strftime("%d %b %Y %H:%M")
)
else:
message = _(
"Page '{0}' has been updated."
).format(
page.get_admin_display_title()
)
messages.success(request, message)
for fn in hooks.get_hooks('after_edit_page'):
result = fn(request, page)
if hasattr(result, 'status_code'):
return result
if is_publishing or is_submitting:
# we're done here - redirect back to the explorer
if next_url:
# redirect back to 'next' url if present
return redirect(next_url)
# redirect back to the explorer
return redirect('wagtailadmin_explore', page.get_parent().id)
else:
# Just saving - remain on edit page for further edits
target_url = reverse('wagtailadmin_pages:edit', args=[page.id])
if next_url:
# Ensure the 'next' url is passed through again if present
target_url += '?next=%s' % urlquote(next_url)
return redirect(target_url)
else:
if page.locked:
messages.error(request, _("The page could not be saved as it is locked"))
else:
messages.validation_error(
request, _("The page could not be saved due to validation errors"), form
)
edit_handler = edit_handler_class(instance=page, form=form)
errors_debug = (
repr(edit_handler.form.errors) +
repr([
(name, formset.errors)
for (name, formset) in edit_handler.form.formsets.items()
if formset.errors
])
)
has_unsaved_changes = True
else:
form = form_class(instance=page)
edit_handler = edit_handler_class(instance=page, form=form)
has_unsaved_changes = False
# Check for revisions still undergoing moderation and warn
if latest_revision and latest_revision.submitted_for_moderation:
buttons = []
if page.live:
buttons.append(messages.button(
reverse('wagtailadmin_pages:revisions_compare', args=(page.id, 'live', latest_revision.id)),
_('Compare with live version')
))
messages.warning(request, _("This page is currently awaiting moderation"), buttons=buttons)
return render(request, 'wagtailadmin/pages/edit.html', {
'page': page,
'content_type': content_type,
'edit_handler': edit_handler,
'errors_debug': errors_debug,
'preview_modes': page.preview_modes,
'form': form,
'next': next_url,
'has_unsaved_changes': has_unsaved_changes,
})
def create(request, content_type_app_name, content_type_model_name, parent_page_id):
parent_page = get_object_or_404(Page, id=parent_page_id).specific
parent_page_perms = parent_page.permissions_for_user(request.user)
if not parent_page_perms.can_add_subpage():
raise PermissionDenied
try:
content_type = ContentType.objects.get_by_natural_key(content_type_app_name, content_type_model_name)
except ContentType.DoesNotExist:
raise Http404
# Get class
page_class = content_type.model_class()
# Make sure the class is a descendant of Page
if not issubclass(page_class, Page):
raise Http404
# page must be in the list of allowed subpage types for this parent ID
if page_class not in parent_page.creatable_subpage_models():
raise PermissionDenied
if not page_class.can_create_at(parent_page):
raise PermissionDenied
for fn in hooks.get_hooks('before_create_page'):
result = fn(request, parent_page, page_class)
if hasattr(result, 'status_code'):
return result
page = page_class(owner=request.user)
edit_handler_class = page_class.get_edit_handler()
form_class = edit_handler_class.get_form_class(page_class)
next_url = get_valid_next_url_from_request(request)
if request.method == 'POST':
form = form_class(request.POST, request.FILES, instance=page,
parent_page=parent_page)
if form.is_valid():
page = form.save(commit=False)
is_publishing = bool(request.POST.get('action-publish')) and parent_page_perms.can_publish_subpage()
is_submitting = bool(request.POST.get('action-submit'))
if not is_publishing:
page.live = False
# Save page
parent_page.add_child(instance=page)
# Save revision
revision = page.save_revision(
user=request.user,
submitted_for_moderation=is_submitting,
)
# Publish
if is_publishing:
revision.publish()
# Notifications
if is_publishing:
if page.go_live_at and page.go_live_at > timezone.now():
messages.success(request, _("Page '{0}' created and scheduled for publishing.").format(page.get_admin_display_title()), buttons=[
messages.button(reverse('wagtailadmin_pages:edit', args=(page.id,)), _('Edit'))
])
else:
messages.success(request, _("Page '{0}' created and published.").format(page.get_admin_display_title()), buttons=[
messages.button(page.url, _('View live'), new_window=True),
messages.button(reverse('wagtailadmin_pages:edit', args=(page.id,)), _('Edit'))
])
elif is_submitting:
messages.success(
request,
_("Page '{0}' created and submitted for moderation.").format(page.get_admin_display_title()),
buttons=[
messages.button(
reverse('wagtailadmin_pages:view_draft', args=(page.id,)),
_('View draft'),
new_window=True
),
messages.button(
reverse('wagtailadmin_pages:edit', args=(page.id,)),
_('Edit')
)
]
)
if not send_notification(page.get_latest_revision().id, 'submitted', request.user.pk):
messages.error(request, _("Failed to send notifications to moderators"))
else:
messages.success(request, _("Page '{0}' created.").format(page.get_admin_display_title()))
for fn in hooks.get_hooks('after_create_page'):
result = fn(request, page)
if hasattr(result, 'status_code'):
return result
if is_publishing or is_submitting:
# we're done here
if next_url:
# redirect back to 'next' url if present
return redirect(next_url)
# redirect back to the explorer
return redirect('wagtailadmin_explore', page.get_parent().id)
else:
# Just saving - remain on edit page for further edits
target_url = reverse('wagtailadmin_pages:edit', args=[page.id])
if next_url:
# Ensure the 'next' url is passed through again if present
target_url += '?next=%s' % urlquote(next_url)
return redirect(target_url)
else:
messages.validation_error(
request, _("The page could not be created due to validation errors"), form
)
edit_handler = edit_handler_class(instance=page, form=form)
has_unsaved_changes = True
else:
signals.init_new_page.send(sender=create, page=page, parent=parent_page)
form = form_class(instance=page)
edit_handler = edit_handler_class(instance=page, form=form)
has_unsaved_changes = False
return render(request, 'wagtailadmin/pages/create.html', {
'content_type': content_type,
'page_class': page_class,
'parent_page': parent_page,
'edit_handler': edit_handler,
'preview_modes': page.preview_modes,
'form': form,
'next': next_url,
'has_unsaved_changes': has_unsaved_changes,
})
