Here is the Navitree macro code:
# -*- coding: iso-8859-1 -*- """ MoinMoin - Navitree Macro Originally authored by Jennifer Vanderputten (Jen@RabidWeasel.com) Based off of Navigation.py """ import re from MoinMoin import config from MoinMoin.Page import Page Dependencies = ["namespace"] def _getParent(pagename): """ Return parent of pagename. """ pos = pagename.rfind('/') if pos >= 0: return pagename[:pos] return None def _getPages(request, filter_regex=None): """ Return a (filtered) list of pages names. """ filter = None if filter_regex: filter = re.compile(filter_regex).match pages = request.rootpage.getPageList(filter=filter) pages.sort() return pages def _getLinks(request, pagename, filter_regex=None): """ Return pagename for up, first, prev, next, last; each can be None. """ pos, size, first, prev, next, last = 0, 0, None, None, None, None all_pages = _getPages(request, filter_regex) size = len(all_pages) if all_pages: try: pos = all_pages.index(pagename) except ValueError: # this should never happen in theory, but let's be sure pass else: if pos > 0: first = all_pages[0] prev = all_pages[pos-1] if pos+1 < len(all_pages): next = all_pages[pos+1] last = all_pages[-1] return pos, size, (first, prev, next, last) class Navitree: """ Dispatcher class implementing the navitree schemes. """ # querystring for slideshow links PROJECTION = 'action=print&media=projection' def __init__(self, macro, args): """ Prepare common values used during processing. """ self.macro = macro self.args = args.split(',') self._ = self.macro.request.getText self.pagename = self.macro.formatter.page.page_name self.print_mode = self.macro.request.form.has_key('action') \ and self.macro.request.form['action'][0] == 'print' self.media = self.macro.request.form.get('media', [None])[0] self.querystr = self.print_mode and self.PROJECTION or '' def dispatch(self): """ Return None if in plain print mode (no navigational elements in printouts), else the proper HTML code. """ if self.print_mode and self.media != 'projection': return None scheme = self.args[0] or '<default>' return getattr(self, 'do_'+scheme, self.badscheme)() def badscheme(self): """ Bad scheme argument. """ _ = self._ scheme = self.args[0] return (self.macro.formatter.sysmsg(1) + self.macro.formatter.text( _("Unsupported navitree scheme '%(scheme)s'!") % {'scheme': scheme}) + self.macro.formatter.sysmsg(0)) def do_childtree(self): return self.do_tree(root=self.pagename, currentdepth=0, parents={}) def do_tree(self, root=None, currentdepth=0, parents={}): """ Navigate to subpages from a parent page. """ _ = self._ try: depth = int(self.args[1]) except (IndexError, TypeError, ValueError): depth = 0 # get parent page name if no root was specified parent = root or _getParent(self.pagename) if not parent: return (self.macro.formatter.sysmsg(1) + self.macro.formatter.text(_('No parent page found!'))+ self.macro.formatter.sysmsg(0)) else: parents[parent] = 1 # limit depth if a depth was specified if depth and currentdepth >= depth: return '' # iterate over children, adding links to all of them result = [] result.append('<ul>') children = _getPages(self.macro.request, '^%s/' % parent) for child in children: # display short page name, leaving out the parent path # (and make sure the name doesn't get wrapped) shortname = child[len(parent)+1:] if shortname.count('/') > 0: shortname = re.sub('/.*$', '', shortname) child = parent + '/' + shortname if parents.has_key(child): continue result.append('<li>') if child == self.pagename: # do not link to focus result.append(self.macro.formatter.text(shortname)) else: # link to child result.append(Page(self.macro.request, child).link_to(self.macro.request, text=shortname, querystr=self.querystr)) result.append('</li>') result.append(self.do_tree(root=child, currentdepth=currentdepth+1, parents=parents)) result.append('</ul>') return ''.join(result) def execute(macro, args): # get HTML code with the links navi = Navitree(macro, args or '').dispatch() if navi: return '%s' % navi # navigation disabled in plain print mode return ''