MoinMoin: attachment:BlikiSummary.py of MacroMarket/BlikiSummary

   1 """
   2  Abridged RecentChanges-like summary of a blog-wiki (bliki) page
   3 
   4  Copyright (C) 2007 Boris Smus <boris@z3.ca>
   5  Licence: GPL [see http://www.gnu.org/copyleft/gpl.html]
   6 """
   7 
   8 from MoinMoin.logfile import editlog
   9 from MoinMoin import wikiutil
  10 from MoinMoin.Page import Page
  11 
  12 import time
  13 
  14 Dependencies = ["time"]
  15 
  16 DAY_IN_SECS = 86400
  17 NUMBER_OF_CHANGES = 10
  18 NUMBER_OF_DAYS = 20
  19 
  20 def execute(macro, args):
  21     request = macro.request
  22     _ = request.getText
  23     log = editlog.EditLog(request)
  24 
  25     now = long(time.time())
  26 
  27     pages = []
  28     for page in log.reverse():
  29 	if not request.user.may.read(page.pagename):
  30 	    # ignore pages that aren't readable
  31 	    continue
  32 
  33 	# last edited time property
  34 	edit_time = wikiutil.version2timestamp(page.ed_time_usecs)
  35 	# the day modification of 
  36 	page.edit_diff = time_diff(now, edit_time)
  37 
  38 	if page.edit_diff[0] > NUMBER_OF_DAYS:
  39 	    # all further pages are older
  40 	    break
  41 	
  42 	if Page(request, page.pagename).exists() and \
  43 	    page.pagename not in [p.pagename for p in pages]:
  44 	    # if this page was edited today, it exists and we haven't yet
  45 	    # seen it
  46 	    pages.append(page)
  47 	    if len(pages) > NUMBER_OF_CHANGES:
  48 		break
  49 	    prev_pagename = page.pagename
  50     #return `[page.pagename for page in pages]`
  51 
  52     html = []
  53     html.append(macro.formatter.number_list(1))
  54     for page in pages:
  55 	html.append(macro.formatter.listitem(1))
  56 	html.append(macro.formatter.pagelink(1, page.pagename, generated=1))
  57 	html.append(macro.formatter.text(page.pagename))
  58 	html.append(macro.formatter.pagelink(0))
  59 
  60 	diff = page.edit_diff
  61 	html.append(macro.formatter.text(" changed "))
  62 	if diff[0] != 0:
  63 	    # more than a day ago
  64 	    html.append(macro.formatter.text(" %d day%s " % 
  65 		(diff[0], (diff[0] > 1 and 's' or ''))))
  66 	if diff[1] != 0:
  67 	    html.append(macro.formatter.text(" %d hour%s " % 
  68 		(diff[1], (diff[1] > 1 and 's' or ''))))
  69 	else:
  70 	    html.append(macro.formatter.text(" %d minute%s" % 
  71 		(diff[2], (diff[2] > 1 and 's' or ''))))
  72 	html.append(macro.formatter.text(" ago."))
  73 
  74 
  75 	html.append(macro.formatter.listitem(0))
  76     html.append(macro.formatter.number_list(0))
  77 
  78     return "".join(html)
  79 
  80 def time_diff(t1, t2):
  81     t = t1 - t2
  82     t,s = divmod(t,60) 
  83     t,m = divmod(t,60)
  84     d,h = divmod(t,24)
  85     return (d,h,m,s)