def show_menu(context, from_level=0, to_level=100, extra_inactive=0, extra_active=100, template="cms/menu.html", next_page=None, root_id=None): """ render a nested list of all children of the pages from_level: is the start level to_level: is the max level rendered render_children: if set to True will render all not direct ascendants too """ try: # If there's an exception (500), default context_processors may not be called. request = context['request'] except KeyError: return {'template': 'cms/empty.html'} page_queryset = get_page_queryset(request) site = Site.objects.get_current() lang = get_language_from_request(request) current_page = request.current_page if current_page == "dummy": context.update({'children':[], 'template':template, 'from_level':from_level, 'to_level':to_level, 'extra_inactive':extra_inactive, 'extra_active':extra_active}) return context if hasattr(current_page, "home_pk_cache"): home_pk = current_page.home_pk_cache else: try: home_pk = page_queryset.get_home(site).pk except NoHomeFound: home_pk = 0 if not next_page: #new menu... get all the data so we can save a lot of queries children = [] ancestors = [] if current_page: alist = current_page.get_ancestors().values_list('id', 'soft_root') else:# maybe the active node is in an extender? alist = [] extenders = page_queryset.published().filter(in_navigation=True, site=site, level__lte=to_level) extenders = extenders.exclude(navigation_extenders__isnull=True).exclude( navigation_extenders__exact="") for ext in extenders: ext.childrens = [] ext.ancestors_ascending = [] get_extended_navigation_nodes(request, 100, [ext], ext.level, 100, 100, False, ext.navigation_extenders) if hasattr(ext, "ancestor"): alist = list(ext.get_ancestors().values_list('id', 'soft_root')) alist = [(ext.pk, ext.soft_root)] + alist break filters = {'in_navigation' : True, 'site' : site, 'level__lte' : to_level} #check the ancestors for softroots soft_root_pk = None for p in alist: ancestors.append(p[0]) if p[1]: soft_root_pk = p[0] #modify filters if we don't start from the root root_page = None if root_id: try: root_page = page_queryset.get(reverse_id=root_id, site=site) except: send_missing_mail(root_id, request) else: if current_page and current_page.soft_root: root_page = current_page soft_root_pk = current_page.pk elif soft_root_pk: root_page = page_queryset.get(pk=soft_root_pk) if root_page: if isinstance(root_page, int): root_page = page_queryset.get(pk=root_page) if isinstance(root_page, Page): root_page = page_queryset.get(pk=root_page.id) elif isinstance(root_page, unicode): root_page = page_queryset.get(reverse_id=root_page, site=site) filters['tree_id'] = root_page.tree_id filters['lft__gt'] = root_page.lft filters['rght__lt'] = root_page.rght filters['level__lte'] = root_page.level + to_level db_from_level = root_page.level + from_level else: db_from_level = from_level if settings.CMS_HIDE_UNTRANSLATED: filters['title_set__language'] = lang if not request.user.is_authenticated(): filters['menu_login_required'] = False pages = page_queryset.published().filter(**filters).order_by('tree_id', 'parent', 'lft') pages = list(pages) if root_page: pages = [root_page] + pages all_pages = pages[:] root_level = getattr(root_page, 'level', None) ids = [] for page in pages:# build the tree if page.level >= db_from_level: ids.append(page.pk) if page.level == 0 or page.level == root_level: if page.parent_id: page.get_cached_ancestors() else: page.ancestors_ascending = [] page.home_pk_cache = home_pk page.menu_level = 0 - from_level page.childrens = [] children.append(page) if page.pk == soft_root_pk: page.soft_root = False #ugly hack for the recursive function if current_page: pk = current_page.pk else: pk = -1 find_children(page, pages, extra_inactive, extra_active, ancestors, pk, request=request, to_levels=to_level) if page.pk == soft_root_pk: page.soft_root = True if db_from_level > 0: children = cut_levels(children, db_from_level) titles = list(get_title_queryset(request).filter(page__in=ids, language=lang)) for page in all_pages:# add the title and slugs and some meta data for title in titles: if title.page_id == page.pk: if not hasattr(page, "title_cache"): page.title_cache = {} page.title_cache[title.language] = title ids.remove(page.pk) if page.pk in ancestors: page.ancestor = True if current_page and page.parent_id == current_page.parent_id and not page.pk == current_page.pk: page.sibling = True if ids: fallbacks = get_fallback_languages(lang) for l in fallbacks: titles = list(get_title_queryset(request).filter(page__in=ids, language=l)) for page in all_pages:# add the title and slugs and some meta data for title in titles: if title.page_id == page.pk: if not hasattr(page, "title_cache"): page.title_cache = {} page.title_cache[title.language] = title ids.remove(page.pk) if not ids: break children = navigation.handle_navigation_manipulators(children, request) else: children = next_page.childrens context.update({'children':children, 'template':template, 'from_level':from_level, 'to_level':to_level, 'extra_inactive':extra_inactive, 'extra_active':extra_active}) return context
def show_menu(context, from_level=0, to_level=100, extra_inactive=0, extra_active=100, template="cms/menu.html", next_page=None, root_id=None): """ render a nested list of all children of the pages from_level: is the start level to_level: is the max level rendered render_children: if set to True will render all not direct ascendants too """ try: # If there's an exception (500), default context_processors may not be called. request = context['request'] except KeyError: return {'template': 'cms/content.html'} page_queryset = get_page_queryset(request) site = Site.objects.get_current() lang = get_language_from_request(request) current_page = request.current_page if current_page == "dummy": context.update({ 'children': [], 'template': template, 'from_level': from_level, 'to_level': to_level, 'extra_inactive': extra_inactive, 'extra_active': extra_active }) return context if hasattr(current_page, "home_pk_cache"): home_pk = current_page.home_pk_cache else: try: home_pk = page_queryset.get_home(site).pk except NoHomeFound: home_pk = 0 if not next_page: #new menu... get all the data so we can save a lot of queries children = [] ancestors = [] alist = None if current_page: alist = current_page.get_ancestors().values_list('id', 'soft_root') if not alist: # == None:# maybe the active node is in an extender? alist = [] extenders = page_queryset.published().filter(in_navigation=True, site=site, level__lte=to_level) extenders = extenders.exclude( navigation_extenders__isnull=True).exclude( navigation_extenders__exact="") for ext in extenders: ext.childrens = [] ext.ancestors_ascending = [] get_extended_navigation_nodes(request, 100, [ext], ext.level, 100, 100, False, ext.navigation_extenders) if hasattr(ext, "ancestor"): alist = list(ext.get_ancestors().values_list( 'id', 'soft_root')) alist = [(ext.pk, ext.soft_root)] + alist break filters = {'in_navigation': True, 'site': site, 'level__lte': to_level} #check the ancestors for softroots soft_root_pk = None for p in alist: ancestors.append(p[0]) if p[1]: soft_root_pk = p[0] #modify filters if we don't start from the root root_page = None if root_id: try: root_page = page_queryset.get(reverse_id=root_id, site=site) except: send_missing_mail(root_id, request) else: if current_page and current_page.soft_root: root_page = current_page soft_root_pk = current_page.pk elif soft_root_pk: root_page = page_queryset.get(pk=soft_root_pk) if root_page: if isinstance(root_page, int): root_page = page_queryset.get(pk=root_page) if isinstance(root_page, Page): root_page = page_queryset.get(pk=root_page.id) elif isinstance(root_page, unicode): root_page = page_queryset.get(reverse_id=root_page, site=site) filters['tree_id'] = root_page.tree_id filters['lft__gt'] = root_page.lft filters['rght__lt'] = root_page.rght filters['level__lte'] = root_page.level + to_level db_from_level = root_page.level + from_level else: db_from_level = from_level if settings.CMS_HIDE_UNTRANSLATED: filters['title_set__language'] = lang if not request.user.is_authenticated(): filters['menu_login_required'] = False pages = page_queryset.published().filter(**filters).order_by( 'tree_id', 'parent', 'lft') pages = list(pages) if root_page: pages = [root_page] + pages all_pages = pages[:] root_level = getattr(root_page, 'level', None) ids = [] current = None for page in pages: # build the tree if current_page and current_page.pk == page.pk: current = page if page.level >= db_from_level: ids.append(page.pk) if page.level == 0 or page.level == root_level: if page.parent_id: page.get_cached_ancestors() else: page.ancestors_ascending = [] page.home_pk_cache = home_pk page.menu_level = 0 - from_level page.childrens = [] children.append(page) if page.pk == soft_root_pk: page.soft_root = False #ugly hack for the recursive function if current_page and not current_page.navigation_extenders: pk = current_page.pk else: pk = -1 find_children(page, pages, extra_inactive, extra_active, ancestors, pk, request=request, to_levels=to_level) if page.pk == soft_root_pk: page.soft_root = True if db_from_level > 0: children = cut_levels(children, db_from_level) titles = list( get_title_queryset(request).filter(page__in=ids, language=lang)) for page in all_pages: # add the title and slugs and some meta data for title in titles: if title.page_id == page.pk: if not hasattr(page, "title_cache"): page.title_cache = {} page.title_cache[title.language] = title ids.remove(page.pk) if current_page and page.pk == current_page.pk and not getattr( current, 'ancestor', False): page.selected = True if hasattr(page, "childrens"): mark_descendants(page.childrens) if page.pk in ancestors: page.ancestor = True if current_page and page.parent_id == current_page.parent_id and not page.pk == current_page.pk and not getattr( current, 'ancestor', False): page.sibling = True if ids: fallbacks = get_fallback_languages(lang) for l in fallbacks: titles = list( get_title_queryset(request).filter(page__in=ids, language=l)) for page in all_pages: # add the title and slugs and some meta data for title in titles: if title.page_id == page.pk: if not hasattr(page, "title_cache"): page.title_cache = {} page.title_cache[title.language] = title ids.remove(page.pk) if not ids: break children = navigation.handle_navigation_manipulators(children, request) else: children = next_page.childrens context.update({ 'children': children, 'template': template, 'from_level': from_level, 'to_level': to_level, 'extra_inactive': extra_inactive, 'extra_active': extra_active }) return context
def show_sub_menu(context, levels=100, template="cms/sub_menu.html"): """Get the root page of the current page and render a nested list of all root's children pages""" request = context['request'] page_queryset = get_page_queryset(request) lang = get_language_from_request(request) site = Site.objects.get_current() children = [] page = request.current_page if page == "dummy": context.update({'children':[], 'template':template, 'from_level':0, 'to_level':0, 'extra_inactive':0, 'extra_active':0 }) return context if page: page.get_cached_ancestors() # this is not required anymore, sice home_pk_cache is a getter #if not hasattr(page, "home_pk_cache"): # page.home_pk_cache = page_queryset.get_home(site).pk filters = {'in_navigation':True, 'lft__gt':page.lft, 'rght__lt':page.rght, 'tree_id':page.tree_id, 'level__lte':page.level+levels, 'site':site} if settings.CMS_HIDE_UNTRANSLATED: filters['title_set__language'] = lang if not request.user.is_authenticated(): filters['menu_login_required'] = False pages = page_queryset.published().filter(**filters) ids = [] pages = list(pages) all_pages = pages[:] page.childrens = [] for p in pages: p.descendant = True ids.append(p.pk) page.selected = True page.menu_level = -1 was_soft_root = False if page.soft_root: was_soft_root = True page.soft_root = False find_children(page, pages, levels, levels, [], page.pk, request=request) if was_soft_root: page.soft_root = True children = page.childrens titles = get_title_queryset(request).filter(page__in=ids, language=lang) for p in all_pages:# add the title and slugs and some meta data for title in titles: if title.page_id == p.pk: if not hasattr(page, "title_cache"): page.title_cache = {} page.title_cache[title.language] = title from_level = page.level to_level = page.level+levels extra_active = extra_inactive = levels else: extenders = page_queryset.published().filter(in_navigation=True, site=site) extenders = extenders.exclude(navigation_extenders__isnull=True).exclude(navigation_extenders__exact="") children = [] from_level = 0 to_level = 0 extra_active = 0 extra_inactive = 0 for ext in extenders: ext.childrens = [] ext.ancestors_ascending = [] nodes = get_extended_navigation_nodes(request, 100, [ext], ext.level, 100, levels, False, ext.navigation_extenders) if hasattr(ext, "ancestor"): selected = find_selected(nodes) if selected: children = selected.childrens from_level = selected.level to_level = from_level+levels extra_active = extra_inactive = levels children = navigation.handle_navigation_manipulators(children, request) context.update({'children':children, 'template':template, 'from_level':from_level, 'to_level':to_level, 'extra_inactive':extra_inactive, 'extra_active':extra_active}) return context
def show_sub_menu(context, levels=100, template="cms/sub_menu.html"): """Get the root page of the current page and render a nested list of all root's children pages""" request = context['request'] page_queryset = get_page_queryset(request) lang = get_language_from_request(request) site = Site.objects.get_current() children = [] page = request.current_page if page == "dummy": context.update({ 'children': [], 'template': template, 'from_level': 0, 'to_level': 0, 'extra_inactive': 0, 'extra_active': 0 }) return context if page: page.get_cached_ancestors() # this is not required anymore, sice home_pk_cache is a getter #if not hasattr(page, "home_pk_cache"): # page.home_pk_cache = page_queryset.get_home(site).pk filters = { 'in_navigation': True, 'lft__gt': page.lft, 'rght__lt': page.rght, 'tree_id': page.tree_id, 'level__lte': page.level + levels, 'site': site } if settings.CMS_HIDE_UNTRANSLATED: filters['title_set__language'] = lang if not request.user.is_authenticated(): filters['menu_login_required'] = False pages = page_queryset.published().filter(**filters) ids = [] pages = list(pages) all_pages = pages[:] page.childrens = [] for p in pages: p.descendant = True ids.append(p.pk) page.selected = True page.menu_level = -1 was_soft_root = False if page.soft_root: was_soft_root = True page.soft_root = False find_children(page, pages, levels, levels, [], page.pk, request=request) if was_soft_root: page.soft_root = True children = page.childrens titles = get_title_queryset(request).filter(page__in=ids, language=lang) for p in all_pages: # add the title and slugs and some meta data for title in titles: if title.page_id == p.pk: if not hasattr(p, "title_cache"): p.title_cache = {} p.title_cache[title.language] = title from_level = page.level to_level = page.level + levels extra_active = extra_inactive = levels else: extenders = page_queryset.published().filter(in_navigation=True, site=site) extenders = extenders.exclude( navigation_extenders__isnull=True).exclude( navigation_extenders__exact="") children = [] from_level = 0 to_level = 0 extra_active = 0 extra_inactive = 0 for ext in extenders: ext.childrens = [] ext.ancestors_ascending = [] nodes = get_extended_navigation_nodes(request, 100, [ext], ext.level, 100, levels, False, ext.navigation_extenders) if hasattr(ext, "ancestor"): selected = find_selected(nodes) if selected: children = selected.childrens from_level = selected.level to_level = from_level + levels extra_active = extra_inactive = levels children = navigation.handle_navigation_manipulators(children, request) context.update({ 'children': children, 'template': template, 'from_level': from_level, 'to_level': to_level, 'extra_inactive': extra_inactive, 'extra_active': extra_active }) return context