def get_page_types():
qry = None
for m in Page.get_content_models():
q = models.Q(app_label=m._meta.app_label, model=m._meta.model_name)
qry = qry | q if qry else q
return qry
def get_content_models(cls):
"""
Return all Page subclasses that are admin registered, ordered
based on the ``ADD_PAGE_ORDER`` setting.
"""
models = []
for model in Page.get_content_models():
try:
admin_url(model, "add")
except NoReverseMatch:
continue
else:
setattr(model, "meta_verbose_name", model._meta.verbose_name)
setattr(model, "add_url", admin_url(model, "add"))
models.append(model)
order = [name.lower() for name in settings.ADD_PAGE_ORDER]
def sort_key(page):
name = "%s.%s" % (page._meta.app_label, page._meta.object_name)
unordered = len(order)
try:
return (order.index(name.lower()), "")
except ValueError:
return (unordered, page.meta_verbose_name)
return sorted(models, key=sort_key)
def get_content_models(cls):
"""
Return all Page subclasses that are admin registered, ordered
based on the ``ADD_PAGE_ORDER`` setting.
"""
models = []
for model in Page.get_content_models():
try:
admin_url(model, "add")
except NoReverseMatch:
continue
else:
setattr(model, "meta_verbose_name", model._meta.verbose_name)
setattr(model, "add_url", admin_url(model, "add"))
models.append(model)
order = [name.lower() for name in settings.ADD_PAGE_ORDER]
def sort_key(page):
name = "%s.%s" % (page._meta.app_label, page._meta.object_name)
unordered = len(order)
try:
return (order.index(name.lower()), "")
except ValueError:
return (unordered, page.meta_verbose_name)
return sorted(models, key=sort_key)
def models_for_pages(*args):
"""
Create a select list containing each of the models that subclass the
``Page`` model.
"""
page_models = []
print Page.get_content_models()
for model in Page.get_content_models():
try:
admin_url(model, "add")
except NoReverseMatch:
continue
else:
setattr(model, "name", model._meta.verbose_name)
setattr(model, "add_url", admin_url(model, "add"))
page_models.append(model)
return page_models
def get_page_with_children(context, page_slug):
try:
page = Page.objects.get(slug=page_slug)
page = page.get_content_model()
except:
page = None
else:
rel = [m.__name__.lower() for m in Page.get_content_models()]
page.published_children = Page.objects.published().filter(
parent=page).order_by('_order').select_related(*rel)
return page
def autodiscover():
autodiscover_modules('admin',register_to=site)
for m in Page.get_content_models():
try:
adm = site._registry[m]
except KeyError:
continue
if not isinstance(adm, PageAdmin) and isinstance(adm, mezz_PageAdmin):
if site.safe_unregister(m):
site.register(m, PageAdmin)
site.lazy_registration()
def get_page_children(context, page=None):
children = None
if isinstance(page, str):
page = Page.objects.get(slug=page)
if not page and 'page' in context:
page = context['page']
if page:
rel = [m.__name__.lower() for m in Page.get_content_models()]
children = Page.objects.published().filter(
parent=page).order_by('_order').select_related(*rel)
return children
def models_for_pages(*args):
"""
Create a select list containing each of the models that subclass the
``Page`` model.
"""
page_models = []
for model in Page.get_content_models():
try:
admin_url(model, "add")
except NoReverseMatch:
continue
else:
setattr(model, "name", model._meta.verbose_name)
setattr(model, "add_url", admin_url(model, "add"))
page_models.append(model)
return page_models
def page_menu(context, token):
"""
Return a list of child pages for the given parent, storing all
pages in a dict in the context when first called using parents as keys
for retrieval on subsequent recursive calls from the menu template.
"""
# First arg could be the menu template file name, or the parent page.
# Also allow for both to be used.
template_name = None
parent_page = None
parts = token.split_contents()[1:]
for part in parts:
part = Variable(part).resolve(context)
if isinstance(part, unicode):
template_name = part
elif isinstance(part, Page):
parent_page = part
if template_name is None:
try:
template_name = context["menu_template_name"]
except KeyError:
error = "No template found for page_menu in: %s" % parts
raise TemplateSyntaxError(error)
context["menu_template_name"] = template_name
if "menu_pages" not in context:
try:
user = context["request"].user
slug = context["request"].path
except KeyError:
user = None
slug = ""
num_children = lambda id: lambda: len(context["menu_pages"][id])
has_children = lambda id: lambda: num_children(id)() > 0
published = Page.objects.published(for_user=user)
if slug == admin_url(Page, "changelist"):
related = [m.__name__.lower() for m in Page.get_content_models()]
published = published.select_related(*related)
else:
published = published.select_related(depth=2)
# Store the current page being viewed in the context. Used
# for comparisons in page.set_menu_helpers.
if "page" not in context:
try:
context["_current_page"] = published.get(slug=slug)
except Page.DoesNotExist:
context["_current_page"] = None
elif slug:
context["_current_page"] = context["page"]
# Some homepage related context flags. on_home is just a helper
# indicated we're on the homepage. has_home indicates an actual
# page object exists for the homepage, which can be used to
# determine whether or not to show a hard-coded homepage link
# in the page menu.
home = home_slug()
context["on_home"] = slug == home
context["has_home"] = False
# Maintain a dict of page IDs -> parent IDs for fast
# lookup in setting page.is_current_or_ascendant in
# page.set_menu_helpers.
context["_parent_page_ids"] = {}
pages = defaultdict(list)
for page in published.order_by("_order"):
page.set_helpers(context)
context["_parent_page_ids"][page.id] = page.parent_id
setattr(page, "num_children", num_children(page.id))
setattr(page, "has_children", has_children(page.id))
pages[page.parent_id].append(page)
if page.slug == home:
context["has_home"] = True
context["menu_pages"] = pages
# ``branch_level`` must be stored against each page so that the
# calculation of it is correctly applied. This looks weird but if we do
# the ``branch_level`` as a separate arg to the template tag with the
# addition performed on it, the addition occurs each time the template
# tag is called rather than once per level.
context["branch_level"] = 0
parent_page_id = None
if parent_page is not None:
context["branch_level"] = getattr(parent_page, "branch_level", 0) + 1
parent_page_id = parent_page.id
# Build the ``page_branch`` template variable, which is the list of
# pages for the current parent. Here we also assign the attributes
# to the page object that determines whether it belongs in the
# current menu template being rendered.
context["page_branch"] = context["menu_pages"].get(parent_page_id, [])
context["page_branch_in_menu"] = False
for page in context["page_branch"]:
page.in_menu = page.in_menu_template(template_name)
page.num_children_in_menu = 0
if page.in_menu:
context["page_branch_in_menu"] = True
for child in context["menu_pages"].get(page.id, []):
if child.in_menu_template(template_name):
page.num_children_in_menu += 1
page.has_children_in_menu = page.num_children_in_menu > 0
page.branch_level = context["branch_level"]
page.parent = parent_page
# Prior to pages having the ``in_menus`` field, pages had two
# boolean fields ``in_navigation`` and ``in_footer`` for
# controlling menu inclusion. Attributes and variables
# simulating these are maintained here for backwards
# compatibility in templates, but will be removed eventually.
page.in_navigation = page.in_menu
page.in_footer = not (not page.in_menu and "footer" in template_name)
if page.in_navigation:
context["page_branch_in_navigation"] = True
if page.in_footer:
context["page_branch_in_footer"] = True
t = get_template(template_name)
return t.render(Context(context))
def page_menu(context, token):
"""
Return a list of child pages for the given parent, storing all
pages in a dict in the context when first called using parents as keys
for retrieval on subsequent recursive calls from the menu template.
"""
# First arg could be the menu template file name, or the parent page.
# Also allow for both to be used.
template_name = None
parent_page = None
parts = token.split_contents()[1:]
for part in parts:
part = Variable(part).resolve(context)
if isinstance(part, unicode):
template_name = part
elif isinstance(part, Page):
parent_page = part
if template_name is None:
try:
template_name = context["menu_template_name"]
except KeyError:
error = "No template found for page_menu in: %s" % parts
raise TemplateSyntaxError(error)
context["menu_template_name"] = template_name
if "menu_pages" not in context:
try:
user = context["request"].user
slug = context["request"].path
except KeyError:
user = None
slug = ""
num_children = lambda id: lambda: len(context["menu_pages"][id])
has_children = lambda id: lambda: num_children(id)() > 0
published = Page.objects.published(for_user=user)
if slug == admin_url(Page, "changelist"):
related = [m.__name__.lower() for m in Page.get_content_models()]
published = published.select_related(*related)
else:
published = published.select_related(depth=2)
# Store the current page being viewed in the context. Used
# for comparisons in page.set_menu_helpers.
if "page" not in context:
try:
context["_current_page"] = published.get(slug=slug)
except Page.DoesNotExist:
context["_current_page"] = None
elif slug:
context["_current_page"] = context["page"]
# Maintain a dict of page IDs -> parent IDs for fast
# lookup in setting page.is_current_or_ascendant in
# page.set_menu_helpers.
context["_parent_page_ids"] = {}
pages = defaultdict(list)
for page in published.order_by("_order"):
page.set_helpers(context)
context["_parent_page_ids"][page.id] = page.parent_id
setattr(page, "num_children", num_children(page.id))
setattr(page, "has_children", has_children(page.id))
pages[page.parent_id].append(page)
context["menu_pages"] = pages
context["on_home"] = slug == reverse("home")
# ``branch_level`` must be stored against each page so that the
# calculation of it is correctly applied. This looks weird but if we do
# the ``branch_level`` as a separate arg to the template tag with the
# addition performed on it, the addition occurs each time the template
# tag is called rather than once per level.
context["branch_level"] = 0
parent_page_id = None
if parent_page is not None:
context["branch_level"] = getattr(parent_page, "branch_level", 0) + 1
parent_page_id = parent_page.id
context["page_branch"] = context["menu_pages"].get(parent_page_id, [])
context["page_branch_in_menu"] = False
for page in context["page_branch"]:
# footer/nav for backward compatibility.
page.in_footer = page.in_navigation = page.in_menu = True
for i, l, t in settings.PAGE_MENU_TEMPLATES:
if not unicode(i) in page.in_menus and t == template_name:
page.in_navigation = page.in_menu = False
if "footer" in template_name:
page.in_footer = False
break
if page.in_menu:
context["page_branch_in_menu"] = True
# Backwards compatibility
context['page_branch_in_navigation'] = context["page_branch_in_menu"]
context['page_branch_in_footer'] = (context["page_branch_in_menu"]
and template_name
== "pages/menu/footer.html")
for i, page in enumerate(context["page_branch"]):
context["page_branch"][i].branch_level = context["branch_level"]
context["page_branch"][i].parent = parent_page
t = get_template(template_name)
return t.render(context)
def page_menu(context, token):
"""
Return a list of child pages for the given parent, storing all
pages in a dict in the context when first called using parents as keys
for retrieval on subsequent recursive calls from the menu template.
"""
# First arg could be the menu template file name, or the parent page.
# Also allow for both to be used.
template_name = None
parent_page = None
parts = token.split_contents()[1:]
for part in parts:
part = Variable(part).resolve(context)
if isinstance(part, unicode):
template_name = part
elif isinstance(part, Page):
parent_page = part
if template_name is None:
try:
template_name = context["menu_template_name"]
except KeyError:
error = "No template found for page_menu in: %s" % parts
raise TemplateSyntaxError(error)
context["menu_template_name"] = template_name
if "menu_pages" not in context:
try:
user = context["request"].user
slug = context["request"].path
except KeyError:
user = None
slug = ""
num_children = lambda id: lambda: len(context["menu_pages"][id])
has_children = lambda id: lambda: num_children(id)() > 0
rel = [m.__name__.lower() for m in Page.get_content_models()]
published = Page.objects.published(for_user=user).select_related(*rel)
# Store the current page being viewed in the context. Used
# for comparisons in page.set_menu_helpers.
if "page" not in context:
try:
context["_current_page"] = published.get(slug=slug)
except Page.DoesNotExist:
context["_current_page"] = None
elif slug:
context["_current_page"] = context["page"]
# Some homepage related context flags. on_home is just a helper
# indicated we're on the homepage. has_home indicates an actual
# page object exists for the homepage, which can be used to
# determine whether or not to show a hard-coded homepage link
# in the page menu.
home = home_slug()
context["on_home"] = slug == home
context["has_home"] = False
# Maintain a dict of page IDs -> parent IDs for fast
# lookup in setting page.is_current_or_ascendant in
# page.set_menu_helpers.
context["_parent_page_ids"] = {}
pages = defaultdict(list)
for page in published.order_by("_order"):
page.set_helpers(context)
context["_parent_page_ids"][page.id] = page.parent_id
setattr(page, "num_children", num_children(page.id))
setattr(page, "has_children", has_children(page.id))
pages[page.parent_id].append(page)
if page.slug == home:
context["has_home"] = True
context["menu_pages"] = pages
# ``branch_level`` must be stored against each page so that the
# calculation of it is correctly applied. This looks weird but if we do
# the ``branch_level`` as a separate arg to the template tag with the
# addition performed on it, the addition occurs each time the template
# tag is called rather than once per level.
context["branch_level"] = 0
parent_page_id = None
if parent_page is not None:
context["branch_level"] = getattr(parent_page, "branch_level", 0) + 1
parent_page_id = parent_page.id
# Build the ``page_branch`` template variable, which is the list of
# pages for the current parent. Here we also assign the attributes
# to the page object that determines whether it belongs in the
# current menu template being rendered.
context["page_branch"] = context["menu_pages"].get(parent_page_id, [])
context["page_branch_in_menu"] = False
for page in context["page_branch"]:
page.in_menu = page.in_menu_template(template_name)
page.num_children_in_menu = 0
if page.in_menu:
context["page_branch_in_menu"] = True
for child in context["menu_pages"].get(page.id, []):
if child.in_menu_template(template_name):
page.num_children_in_menu += 1
page.has_children_in_menu = page.num_children_in_menu > 0
page.branch_level = context["branch_level"]
page.parent = parent_page
# Prior to pages having the ``in_menus`` field, pages had two
# boolean fields ``in_navigation`` and ``in_footer`` for
# controlling menu inclusion. Attributes and variables
# simulating these are maintained here for backwards
# compatibility in templates, but will be removed eventually.
page.in_navigation = page.in_menu
page.in_footer = not (not page.in_menu and "footer" in template_name)
if page.in_navigation:
context["page_branch_in_navigation"] = True
if page.in_footer:
context["page_branch_in_footer"] = True
t = get_template(template_name)
return t.render(Context(context))
def page_menu(context, token):
"""
Return a list of child pages for the given parent, storing all
pages in a dict in the context when first called using parents as keys
for retrieval on subsequent recursive calls from the menu template.
"""
# First arg could be the menu template file name, or the parent page.
# Also allow for both to be used.
template_name = None
parent_page = None
parts = token.split_contents()[1:]
for part in parts:
part = Variable(part).resolve(context)
if isinstance(part, unicode):
template_name = part
elif isinstance(part, Page):
parent_page = part
if template_name is None:
try:
template_name = context["menu_template_name"]
except KeyError:
error = "No template found for page_menu in: %s" % parts
raise TemplateSyntaxError(error)
context["menu_template_name"] = template_name
if "menu_pages" not in context:
try:
user = context["request"].user
slug = context["request"].path
except KeyError:
user = None
slug = ""
num_children = lambda id: lambda: len(context["menu_pages"][id])
has_children = lambda id: lambda: num_children(id)() > 0
published = Page.objects.published(for_user=user)
if slug == admin_url(Page, "changelist"):
related = [m.__name__.lower() for m in Page.get_content_models()]
published = published.select_related(*related)
else:
published = published.select_related(depth=2)
# Store the current page being viewed in the context. Used
# for comparisons in page.set_menu_helpers.
if "page" not in context:
try:
context["_current_page"] = published.get(slug=slug)
except Page.DoesNotExist:
context["_current_page"] = None
elif slug:
context["_current_page"] = context["page"]
# Maintain a dict of page IDs -> parent IDs for fast
# lookup in setting page.is_current_or_ascendant in
# page.set_menu_helpers.
context["_parent_page_ids"] = {}
pages = defaultdict(list)
for page in published.order_by("_order"):
context["_parent_page_ids"][page.id] = page.parent_id
page.set_helpers(context)
setattr(page, "num_children", num_children(page.id))
setattr(page, "has_children", has_children(page.id))
pages[page.parent_id].append(page)
context["menu_pages"] = pages
context["on_home"] = slug == reverse("home")
# ``branch_level`` must be stored against each page so that the
# calculation of it is correctly applied. This looks weird but if we do
# the ``branch_level`` as a separate arg to the template tag with the
# addition performed on it, the addition occurs each time the template
# tag is called rather than once per level.
context["branch_level"] = 0
parent_page_id = None
if parent_page is not None:
context["branch_level"] = getattr(parent_page, "branch_level", 0) + 1
parent_page_id = parent_page.id
context["page_branch"] = context["menu_pages"].get(parent_page_id, [])
context['page_branch_in_navigation'] = False
context['page_branch_in_footer'] = False
for page in context["page_branch"]:
if page.in_navigation:
context['page_branch_in_navigation'] = True
if page.in_footer:
context['page_branch_in_footer'] = True
if (context.get('page_branch_in_navigation') and
context.get('page_branch_in_footer')):
break
for i, page in enumerate(context["page_branch"]):
context["page_branch"][i].branch_level = context["branch_level"]
context["page_branch"][i].parent = parent_page
t = get_template(template_name)
return t.render(context)