[wiki] wiki-lenny -> wiki
darcs-hash:20090427173001-bd074-51c7f6aea2843640e34adc0921b478f40ea98609.gz
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Antoine Durand-Gasselin
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wiki/macro/RandomPageInclude.py
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wiki/macro/RandomPageInclude.py
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# -*- coding: iso-8859-1 -*-
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#Dependencies = ["pages"] # included page
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Dependencies = ["time"] # works around MoinMoinBugs/TableOfContentsLacksLinks
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import re, StringIO
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from MoinMoin import wikiutil, search
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from MoinMoin.Page import Page
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from MoinMoin.util import web
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from random import choice
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_sysmsg = '<p><strong class="%s">%s</strong></p>'
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## keep in sync with TableOfContents macro!
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_arg_heading = r'(?P<heading>,)\s*(|(?P<hquote>[\'"])(?P<htext>.+?)(?P=hquote))'
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_arg_level = r',\s*(?P<level>\d*)'
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_arg_from = r'(,\s*from=(?P<fquote>[\'"])(?P<from>.+?)(?P=fquote))?'
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_arg_to = r'(,\s*to=(?P<tquote>[\'"])(?P<to>.+?)(?P=tquote))?'
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_arg_sort = r'(,\s*sort=(?P<sort>(ascending|descending)))?'
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_arg_items = r'(,\s*items=(?P<items>\d+))?'
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_arg_skipitems = r'(,\s*skipitems=(?P<skipitems>\d+))?'
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_arg_titlesonly = r'(,\s*(?P<titlesonly>titlesonly))?'
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_arg_editlink = r'(,\s*(?P<editlink>editlink))?'
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_args_re_pattern = r'^(?P<name>[^,]+)(%s(%s)?%s%s%s%s%s%s%s)?$' % (
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_arg_heading, _arg_level, _arg_from, _arg_to, _arg_sort, _arg_items,
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_arg_skipitems, _arg_titlesonly, _arg_editlink)
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_title_re = r"^(?P<heading>\s*(?P<hmarker>=+)\s.*\s(?P=hmarker))$"
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def extract_titles(body, title_re):
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titles = []
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for title, _ in title_re.findall(body):
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h = title.strip()
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level = 1
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while h[level:level+1] == '=': level = level+1
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depth = min(5,level)
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title_text = h[level:-level].strip()
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titles.append((title_text, level))
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return titles
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def execute(macro, text, args_re=re.compile(_args_re_pattern), title_re=re.compile(_title_re, re.M), called_by_toc=0):
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request = macro.request
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_ = request.getText
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qnumber = choice(range(1, 10, 1))
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text = u'QuestionnaireCrans/Question\d+[a-z]?$,, from="^= Question =$", to="^----$"'
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# return immediately if getting links for the current page
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if request.mode_getpagelinks:
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return ''
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# parse and check arguments
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args = args_re.match(text)
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if not args:
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return (_sysmsg % ('error', _('Invalid include arguments "%s"!')) % (text,))
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# Search the pages and return the results
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query = search.QueryParser(regex=1).parse_query(args.group('name'))
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results = search.searchPages(request, query, sort='page_name')
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pagelist = [results.hits[qnumber].page_name]
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# prepare including page
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result = []
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print_mode = macro.form.has_key('action') and macro.form['action'][0] == "print"
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this_page = macro.formatter.page
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if not hasattr(this_page, '_macroInclude_pagelist'):
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this_page._macroInclude_pagelist = {}
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skipitems = 0
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if args.group("skipitems"):
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skipitems = int(args.group("skipitems"))
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titlesonly = args.group('titlesonly')
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editlink = args.group('editlink')
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# iterate over pages
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for inc_name in pagelist:
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if not request.user.may.read(inc_name):
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continue
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if this_page._macroInclude_pagelist.has_key(inc_name):
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result.append(u'<p><strong class="error">Recursive include of "%s" forbidden</strong></p>' % (inc_name,))
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continue
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if skipitems:
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skipitems -= 1
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continue
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fmt = macro.formatter.__class__(request, is_included=True)
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fmt._base_depth = macro.formatter._base_depth
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inc_page = Page(request, inc_name, formatter=fmt)
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inc_page._macroInclude_pagelist = this_page._macroInclude_pagelist
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# check for "from" and "to" arguments (allowing partial includes)
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body = inc_page.get_raw_body() + '\n'
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from_pos = 0
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to_pos = -1
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from_re = args.group('from')
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if from_re:
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try:
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from_match = re.compile(from_re, re.M).search(body)
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except re.error, e:
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##result.append("*** fe=%s ***" % e)
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from_match = re.compile(re.escape(from_re), re.M).search(body)
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if from_match:
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from_pos = from_match.end()
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else:
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result.append(_sysmsg % ('warning', 'Include: ' + _('Nothing found for "%s"!')) % from_re)
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to_re = args.group('to')
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if to_re:
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try:
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to_match = re.compile(to_re, re.M).search(body, from_pos)
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except re.error:
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to_match = re.compile(re.escape(to_re), re.M).search(body, from_pos)
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if to_match:
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to_pos = to_match.start()
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else:
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result.append(_sysmsg % ('warning', 'Include: ' + _('Nothing found for "%s"!')) % to_re)
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if titlesonly:
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newbody = []
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levelstack = []
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for title, level in extract_titles(body[from_pos:to_pos], title_re):
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if levelstack:
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if level > levelstack[-1]:
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result.append(macro.formatter.bullet_list(1))
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levelstack.append(level)
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else:
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while levelstack and level < levelstack[-1]:
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result.append(macro.formatter.bullet_list(0))
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levelstack.pop()
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if not levelstack or level != levelstack[-1]:
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result.append(macro.formatter.bullet_list(1))
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levelstack.append(level)
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else:
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result.append(macro.formatter.bullet_list(1))
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levelstack.append(level)
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result.append(macro.formatter.listitem(1))
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result.append(inc_page.link_to(request, title))
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result.append(macro.formatter.listitem(0))
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while levelstack:
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result.append(macro.formatter.bullet_list(0))
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levelstack.pop()
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continue
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if from_pos or to_pos != -1:
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inc_page.set_raw_body(body[from_pos:to_pos], modified=True)
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##result.append("*** f=%s t=%s ***" % (from_re, to_re))
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##result.append("*** f=%d t=%d ***" % (from_pos, to_pos))
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if called_by_toc:
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result.append(inc_page.get_raw_body())
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continue
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if not hasattr(request, "_Include_backto"):
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request._Include_backto = this_page.page_name
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# do headings
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level = None
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if args.group('heading') and args.group('hquote'):
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heading = args.group('htext') or inc_page.split_title(request)
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level = 1
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if args.group('level'):
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level = int(args.group('level'))
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if print_mode:
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result.append(macro.formatter.heading(1, level) +
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macro.formatter.text(heading) +
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macro.formatter.heading(0, level))
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else:
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import sha
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from MoinMoin import config
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# this heading id might produce duplicate ids,
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# if the same page is included multiple times
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# Encode stuf we feed into sha module.
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pntt = (inc_name + heading).encode(config.charset)
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hid = "head-" + sha.new(pntt).hexdigest()
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request._page_headings.setdefault(pntt, 0)
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request._page_headings[pntt] += 1
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if request._page_headings[pntt] > 1:
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hid += '-%d'%(request._page_headings[pntt],)
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result.append(
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#macro.formatter.heading(1, level, hid,
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# icons=edit_icon.replace('<img ', '<img align="right" ')) +
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macro.formatter.heading(1, level, hid) +
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inc_page.link_to(request, heading, css_class="include-heading-link") +
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macro.formatter.heading(0, level)
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)
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# set or increment include marker
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this_page._macroInclude_pagelist[inc_name] = \
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this_page._macroInclude_pagelist.get(inc_name, 0) + 1
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# output the included page
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strfile = StringIO.StringIO()
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request.redirect(strfile)
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try:
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cid = request.make_unique_id("Include_%s" % wikiutil.quoteWikinameFS(inc_page.page_name))
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inc_page.send_page(content_only=1) #, content_id=cid)
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result.append(strfile.getvalue())
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finally:
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request.redirect()
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# decrement or remove include marker
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if this_page._macroInclude_pagelist[inc_name] > 1:
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this_page._macroInclude_pagelist[inc_name] = \
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this_page._macroInclude_pagelist[inc_name] - 1
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else:
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del this_page._macroInclude_pagelist[inc_name]
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# if no heading and not in print mode, then output a helper link
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if editlink and not (level or print_mode):
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result.extend([
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'<div class="include-link">',
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inc_page.link_to(request, '[%s]' % (inc_name,), css_class="include-page-link"),
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inc_page.link_to(request, '[%s]' % (_('edit'),), css_class="include-edit-link", querystr={'action': 'edit', 'backto': request._Include_backto}),
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'</div>',
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])
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# XXX page.link_to is wrong now, it escapes the edit_icon html as it escapes normal text
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# return include text
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return ''.join(result)
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# vim:ts=4:sw=4:et
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