mod_python/index.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3 """
   4 Index automatique des dossiers et sous-dossiers et liens sur les fichiers.
   5 (Page de téléchargement pour les documents de la CRE en Asie-Pacifique.)
   6
   7 Copyright : Agence universitaire de la Francophonie
   8 Licence : GNU General Public Licence, version 2
   9 Auteur : Jean Christophe André
  10 Date de création : 25 mars 2009
  11 """
  12
  13 import os
  14 import re
  15 import mod_python
  16 import urllib
  17
  18 HTML = u"""
  19 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
  20 <html>
  21 <head>
  22   <meta http-equiv="content-type" content="text/html; charset=utf-8" />
  23   <title>CRE</title>
  24   <style type="text/css">
  25 body { background: url('Bamboo2.png') #80FF80; }
  26 a { color: black; text-decoration: none; }
  27 a:hover { color: black; text-decoration: underline; }
  28 a:visited { color: black; text-decoration: underline; }
  29 li { padding: 3pt; list-style: none; font-weight: bold; font-family: sans; }
  30 li em { color: black; font-size: 70%%; }
  31 .hidden { display: none; }
  32 .visible { display: inline; }
  33   </style>
  34   <script type="text/javascript">
  35 function sw(id) {
  36   elt = document.getElementById(id)
  37   if (elt.className == 'hidden') {
  38     elt.className = 'visible';
  39   } else {
  40     elt.className = 'hidden';
  41   }
  42 }
  43   </script>
  44 </head>
  45 <body>
  46 %(content)s
  47 </body>
  48 </html>
  49 """
  50
  51 id_number = 0
  52
  53 def human_size(size):
  54     if size < 1024: return "%s octets" % size
  55     size /= 1024
  56     if size < 1024: return "%s Kio" % size
  57     size /= 1024
  58     if size < 1024: return "%s Mio" % size
  59     size /= 1024
  60     if size < 1024: return "%s Gio" % size
  61     size /= 1024
  62     return "%s Tio" % size
  63
  64 def my_cmp(name1, name2):
  65     m1 = re.match('[0-9]+', name1)
  66     m2 = re.match('[0-9]+', name2)
  67     if not m1 or not m2:
  68         return cmp(name1, name2)
  69     n1 = int(m1.group())
  70     n2 = int(m2.group())
  71     if n1 == n2:
  72         return cmp(name1[m1.end():], name2[m2.end():])
  73     return n1 - n2
  74
  75 def my_listdir(dir):
  76     path = os.path.join(os.environ["PWD"], dir)
  77     names = os.listdir(path)
  78     dirs = [x for x in names if os.path.isdir(os.path.join(path, x))]
  79     dirs.sort(cmp=my_cmp)
  80     files = [x for x in names if os.path.isfile(os.path.join(path, x))]
  81     files.sort(cmp=my_cmp)
  82     return dirs, files
  83
  84 def my_getsize(file):
  85     path = os.path.join(os.environ["PWD"], file)
  86     return os.path.getsize(path)
  87
  88 def dir_content(root, level=0):
  89     global id_number
  90     space = u"  " * level
  91     dirs, files = my_listdir(root)
  92     content = space + u"""<div id="l%s" class="%s"><ul>\n""" \
  93                 % (id_number, level == 0 and "visible" or "hidden")
  94     id_number += 1
  95     for dir in dirs:
  96         content += space + u"""<li>"""
  97         content += u"""<a href="javascript:void(0)" onclick="sw('l%s')">%s</a>""" \
  98                     % (id_number, dir.decode('utf-8'))
  99         content += u"""</li>\n"""
 100         content += dir_content(os.path.join(root, dir), level + 1)
 101     if level > 0:
 102         for file in files:
 103             content += space + u"""<li>"""
 104             content += u"""<a href="%s">%s</a> <em>(%s)</em>""" \
 105                         % (urllib.quote(root+'/'+file), file.decode('utf-8'),
 106                            human_size(my_getsize(os.path.join(root, file))) )
 107             content += u"""</li>\n"""
 108     content += space + u"""</ul></div>\n"""
 109     return content
 110
 111 def handler(request):
 112     html = HTML % {'content': dir_content(".")}
 113     request.content_type = "text/html; charset=utf-8"
 114     request.write(html.encode('utf-8'))
 115     return mod_python.apache.OK
 116