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# -*- coding: utf-8 -*- #from django.forms import Widget, Textarea, ImageField, CharField
"""Return a Page object from a slug or an id.""" return Page.objects.get(pk=int(page_string)) # if we have a string coming from some templates templates isinstance(page_string, unicode)): if page_string.isdigit(): return Page.objects.get(pk=int(page_string)) return Page.objects.from_path(page_string, lang)
"""Helper function used by ``PlaceholderNode``."""
if not lang and 'lang' in context: lang = context.get('lang', settings.PAGE_DEFAULT_LANGUAGE)
page = get_page_from_string_or_id(page, lang)
if not page: return ''
c = Content.objects.get_content(page, lang, content_type, fallback) return c
"""Filters"""
"""Fitler that return ``True`` if the page has any content in a particular language.
:param page: the current page :param language: the language you want to look at """ return Content.objects.filter(page=page, language=language).count() > 0
"""Tell if a user has permissions on the page.
:param page: the current page :param request: the request object where the user is extracted """ return page.has_page_permission(request)
"""Inclusion tags"""
"""Render a nested list of all the descendents of the given page, including this page.
:param page: the page where to start the menu from. :param url: not used anymore. """ children = page.get_children_for_frontend() takes_context=True)(pages_menu)
"""Get the root page of the given page and render a nested list of all root's children pages. Good for rendering a secondary menu.
:param page: the page where to start the menu from. :param url: not used anymore. """ root = page.get_root() children = root.get_children_for_frontend() takes_context=True)(pages_sub_menu)
"""Render the admin table of pages.""" request = context['request']
if "tree_expanded" in request.COOKIES: cookie_string = urllib.unquote(request.COOKIES['tree_expanded']) if cookie_string: ids = [int(id) for id in urllib.unquote(request.COOKIES['tree_expanded']).split(',')] if page.id in ids: expanded = True
page_languages = settings.PAGE_LANGUAGES has_permission = page.has_page_permission(request) PAGES_MEDIA_URL = settings.PAGES_MEDIA_URL lang = context.get('lang', settings.PAGE_DEFAULT_LANGUAGE) LANGUAGE_BIDI = context.get('LANGUAGE_BIDI', False)
return locals() takes_context=True)(pages_admin_menu)
"""Display a content type from a page.
Example::
{% show_content page_object "title" %}
You can also use the slug of a page::
{% show_content "my-page-slug" "title" %}
Or even the id of a page::
{% show_content 10 "title" %}
:param page: the page object, slug or id :param content_type: content_type used by a placeholder :param lang: the wanted language (default None, use the request object to know) :param fallback: use fallback content from other language """ fallback)} takes_context=True)(show_content)
"""Display slug with level by language.""" if not lang: lang = context.get('lang', settings.PAGE_DEFAULT_LANGUAGE)
page = get_page_from_string_or_id(page, lang) if not page: return ''
return {'content': page.slug_with_level(lang)} takes_context=True)(show_slug_with_level)
"""Show the url of a page in the right language
Example ::
{% show_absolute_url page_object %}
You can also use the slug of a page::
{% show_absolute_url "my-page-slug" %}
Keyword arguments: :param page: the page object, slug or id :param lang: the wanted language (defaults to `settings.PAGE_DEFAULT_LANGUAGE`) """ url = page.get_url_path(language=lang) if url: return {'content':url} return {'content':''} takes_context=True)(show_absolute_url)
"""Render the last 10 revisions of a page content with a list using the ``pages/revisions.html`` template""" if not settings.PAGE_CONTENT_REVISION: return {'revisions':None} revisions = Content.objects.filter(page=page, language=lang, type=content_type).order_by('-creation_date') if len(revisions) < 2: return {'revisions':None} return {'revisions':revisions[0:10]} takes_context=True)(show_revisions)
""" Render a "dynamic" tree menu, with all nodes expanded which are either ancestors or the current page itself.
Override ``pages/dynamic_tree_menu.html`` if you want to change the design.
:param page: the current page :param url: not used anymore """ lang = context.get('lang', settings.PAGE_DEFAULT_LANGUAGE) page = get_page_from_string_or_id(page, lang) request = context['request'] site_id = None children = None if 'current_page' in context: current_page = context['current_page'] # if this node is expanded, we also have to render its children # a node is expanded if it is the current node or one of its ancestors if page.lft <= current_page.lft and page.rght >= current_page.rght: children = page.get_children_for_frontend() return locals() 'pages/dynamic_tree_menu.html', takes_context=True )(pages_dynamic_tree_menu)
""" Render a breadcrumb like menu.
Override ``pages/breadcrumb.html`` if you want to change the design.
:param page: the current page :param url: not used anymore """ pages_navigation = page.get_ancestors() 'pages/breadcrumb.html', takes_context=True )(pages_breadcrumb)
"""Tags"""
"""Get content node""" self.page = page self.content_type = content_type self.varname = varname self.lang = lang context[self.varname] = _get_content( context, self.page.resolve(context), self.content_type.resolve(context), self.lang ) return ''
"""Store a content type from a page into a context variable.
Example::
{% get_content page_object "title" as content %}
You can also use the slug of a page::
{% get_content "my-page-slug" "title" as content %}
Syntax::
{% get_content page type [lang] as name %}
:param page: the page object, slug or id :param type: content_type used by a placeholder :param name: name of the context variable to store the content in :param lang: the wanted language """ bits = token.split_contents() if not 5 <= len(bits) <= 6: raise TemplateSyntaxError('%r expects 4 or 5 arguments' % bits[0]) if bits[-2] != 'as': raise TemplateSyntaxError( '%r expects "as" as the second last argument' % bits[0]) page = parser.compile_filter(bits[1]) content_type = parser.compile_filter(bits[2]) varname = bits[-1] lang = None if len(bits) == 6: lang = parser.compile_filter(bits[3]) return GetContentNode(page, content_type, varname, lang)
"""Load page node."""
"""Load the navigation pages, lang, and current_page variables into the current context.
Example::
<ul> {% load_pages %} {% for page in pages_navigation %} {% pages_menu page %} {% endfor %} </ul> """
""" Method that parse the placeholder template tag.
Syntax::
{% placeholder <name> [on <page>] [with <widget>] \ [parsed] [as <varname>] %}
Example usage::
{% placeholder about %} {% placeholder body with TextArea as body_text %} {% placeholder welcome with TextArea parsed as welcome_text %} {% placeholder teaser on next_page with TextArea parsed %} """
""" Method that parse the imageplaceholder template tag. """
""" Method that parse the imageplaceholder template tag. """
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