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# sitemap.py - plugin to generate a sitemap
#
# Copyright (C) 1998, 1999 Albert Hopkins (marduk) <marduk@python.net>
# Copyright (C) 2002 Mike W. Meyer <mwm@mired.org>
# Copyright (C) 2005 Arthur de Jong <arthur@tiefighter.et.tudelft.nl>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
"""Present a sitemap of the checked site."""
__title__ = 'site map'
__author__ = 'Arthur de Jong'
__version__ = '1.1'
__description__ = 'This an overview of the crawled site.'
import config
import plugins
def _explore(fp, site, link, explored=None, level=0, indent=' '):
"""Recursively do a breadth-first traversal of the graph of links
on the site. Returns a list of HTML fragments that can be printed
to produce a site map."""
if explored is None:
explored = [ link ]
# output this link
fp.write(indent+'<li>\n')
fp.write(indent+' '+plugins.make_link(link)+'\n')
# only check children if we are not too deep yet
if level <= config.REPORT_SITEMAP_LEVEL:
# figure out the links to follow and ensure that they are only
# explored from here
to_explore = []
for child in link.children:
child = child.follow_link()
# skip pages that have already been traversed
if child in explored:
continue
# skip external links
if not child.isinternal:
continue
# FIXME: find a solution for redirects
# skip non-page links
if not child.ispage:
continue
# mark the link as explored
explored.append(child)
to_explore.append(child)
# go over the children and present them as a list
if len(to_explore) > 0:
fp.write(indent+' <ul>\n')
to_explore.sort(lambda a, b: cmp(a.url, b.url))
for i in to_explore:
_explore(fp,site,i,explored,level+1,indent+' ')
fp.write(indent+' </ul>\n')
fp.write(indent+'</li>\n')
def generate(fp,site):
"""Output the sitemap to the specified file descriptor."""
fp.write(' <ul>\n')
_explore(fp,site,site.linkMap[site.base])
fp.write(' </ul>\n')
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