MoinMoin: attachment:HelpOn-1.5.4-6.py of ActionMarket

   1 # -*- coding: iso-8859-1 -*-
   2 """
   3     MoinMoin - HelpOn Action Macro
   4 
   5     PURPOSE:
   6         This action macro is used to get help on an other extensions
   7 
   8     SYNTAX:
   9         http://WikiServer/WikiName?action=HelpOn
  10 
  11     PROCEDURE:
  12        You get a pull down list of available extensions and after selection 
  13        the help from inside of the routine is shown
  14        
  15        The extensions below the MoinMoin path are indicated by the prefix MM- 
  16        While the others are indicated by a W- in the list
  17 
  18        Please remove the version number from the filename.
  19 
  20     MODIFICATION HISTORY:
  21         @copyright: 2005 by Reimar Bauer (R.Bauer@fz-juelich.de)
  22         @license: GNU GPL, see COPYING for details.
  23         Version: 1.3.5-1
  24         
  25         1.3.5-2 bug fix if no routine desription is defined
  26                 minor change from table output to preformatted text
  27                 
  28         1.3.5-3 code refactored      
  29         1.3.5-4 PRE does not need an additional line break
  30         
  31         1.5.1-5 removed request.cfg.excluded_actions 
  32         1.5.4-6 2006-07-04 RB: some PEP8 changes
  33     
  34 """
  35 
  36 import string, codecs, os
  37 from MoinMoin import config, wikiutil, wikiaction, user,  macro, action, parser
  38 from MoinMoin.Page import Page
  39 from MoinMoin.formatter.text_html import Formatter
  40 
  41 def HelpOn_Extract_Help(module_path_name,module_name):
  42     file = codecs.open(module_path_name, 'r')
  43     lines = file.readlines()
  44     file.close()
  45    
  46     index = []
  47     i = 0
  48     for line in lines:
  49         if line.strip() == '"""' :
  50                index.append(i)
  51         i += 1
  52    
  53     if len(index)  >= 2 :          
  54         txt = lines[(index[0])+1: index[1]]     
  55     else :
  56            txt = ["no help available for %(name)s" % {"name": module_name}]
  57 
  58     return txt
  59 
  60 def HelpOn(request,pagename,module):
  61     request.formatter = Formatter(request)
  62     mod = module.split(':')
  63     module_type = mod[0]
  64     
  65     this_type= module_type.split('-')
  66     
  67     module_type = this_type[1]
  68     module_name = mod[1]
  69     
  70     if this_type[0] == 'MM' :
  71         module_path_name = "%(path)s/%(module_type)s/%(name)s.py" % {
  72              "module_type": module_type,
  73              "path" : request.cfg.moinmoin_dir,
  74              "name" : module_name }
  75        
  76     if this_type[0] == 'W' :      
  77         module_path_name = "%(path)s/plugin/%(module_type)s/%(name)s.py" % {
  78              "module_type": module_type,
  79              "path" : request.cfg.data_dir,
  80              "name" : module_name}
  81         
  82     info = HelpOn_Extract_Help(module_path_name,module)   
  83     html = "<PRE>%(txt)s</PRE>" % {
  84                "txt" : string.join(info)}
  85     
  86     request.http_headers()
  87     request.setContentLanguage(request.lang)
  88     wikiutil.send_title(request, pagename, pagename=pagename)
  89     request.write(request.formatter.startContent("content"))    
  90     request.write(html)
  91     request.write(request.formatter.endContent())
  92     wikiutil.send_footer(request, pagename)
  93 
  94     return
  95  
  96     
  97 def execute(pagename, request):
  98     _ = request.getText
  99     actname = __name__.split('.')[-1]
 100     thispage = Page(request,pagename)
 101 
 102     if request.form.has_key('button') and request.form.has_key('ticket'):
 103         # check whether this is a valid ticket request (make outside
 104         # attacks harder by requiring two full HTTP transactions)
 105         if not wikiutil.checkTicket(request.form['ticket'][0]) :
 106             return thispage.send_page(request, msg = _('Please use the interactive user interface for HelpOn extensions!'))
 107 
 108         module = request.form.get('helpon', [u''])[0]
 109             
 110         return (HelpOn(request, pagename, module))
 111             
 112     html = []    
 113     for name in action.extension_actions :
 114         html.append("<OPTION>MM-action:%(name)s</OPTION>" % { "name": name}) 
 115         
 116     for name in wikiaction.getPlugins(request)[1]: 
 117         html.append("<OPTION>W-action:%(name)s</OPTION>" % { "name": name}) 
 118         
 119     for name in macro.extension_macros :
 120         html.append("<OPTION>MM-macro:%(name)s</OPTION>" % { "name": name})  
 121             
 122     for name in wikiutil.wikiPlugins('macro', request.cfg):
 123         html.append("<OPTION>W-macro:%(name)s</OPTION>" % { "name": name})    
 124         
 125     for name in  parser.modules : 
 126         html.append("<OPTION>MM-parser:%(name)s</OPTION>" % { "name": name})  
 127              
 128     for name in wikiutil.wikiPlugins('parser', request.cfg):
 129         html.append("<OPTION>W-parser:%(name)s</OPTION>" % { "name": name})      
 130 
 131     formhtml = '''
 132 <form method="post" action="">
 133 <select name="helpon" size="1">
 134 %(option)s
 135 </select>
 136 <input type="hidden" name="action" value="%(actname)s">
 137 <input type="submit" name="button" value="%(button)s">
 138 <input type="hidden" name="ticket" value="%(ticket)s">
 139 <p>
 140 </form>''' % {
 141     'actname': 'HelpOn',
 142     'ticket' : wikiutil.createTicket(),
 143     'option' : string.join(html),
 144     'button' : 'Help'}
 145 
 146     return thispage.send_page(request, msg=formhtml)