MoinMoin: attachment:CreateNewPage1.6.py of ActionMarket

   1 # -*- coding: iso-8859-1 -*-
   2 """
   3     MoinMoin - CreateNewPage Action
   4 
   5     XXX ToDo
   6     Provide translations for:
   7     _('Page Template')
   8     _('Page Name')
   9     _('Create')
  10 
  11     CreateNewPage partly based on NewPage action
  12     NewPage Action
  13     @copyright: 2004 Vito Miliano (vito_moinnewpagewithtemplate@perilith.com)
  14     @copyright: 2004 by Nir Soffer <nirs@freeshell.org>
  15     @copyright: 2004 Alexander Schremmer <alex AT alexanderweb DOT de>
  16 
  17     CreateNewPage Action
  18     @copyright: 2007 by Oliver Siemoneit
  19     @license: GNU GPL, see COPYING for details.
  20 """
  21 
  22 from MoinMoin import wikiutil
  23 from MoinMoin.Page import Page
  24 
  25 def execute(pagename, request):
  26     return NewPageHandler(pagename, request).handle()
  27 
  28 class NewPageHandler:
  29 
  30     def __init__(self, pagename, request):
  31         self.request = request
  32         self._ = request.getText
  33         self.pagename = pagename
  34         self.newpage = ''
  35         self.template = ''
  36 
  37     def showForm(self, msg=None):
  38         """ Assemble form and output it
  39 
  40         @rtype: -
  41         @return: - 
  42         """
  43         _ = self._
  44         request = self.request
  45 
  46         # Get available templates
  47         templates = []
  48         filter = request.cfg.cache.page_template_regex.search 
  49         results = request.rootpage.getPageList(filter=filter)
  50         results.sort()
  51         templates.append("<option selected>%s</option>" % '') # _('<None>')
  52         for result in results:
  53             templates.append("<option>%s</option>" % result)
  54 
  55         # Assemble form
  56         sn = request.getScriptname()
  57         pi = request.getPathinfo()
  58         action = u"%s%s" % (sn, pi)
  59         lang_attr = request.theme.ui_lang_attr()
  60 
  61         form = '''
  62 <form action="%(action)s" method="POST">
  63 <div class="userpref" %(lang_attr)s>
  64 <input type="hidden" name="action" value="CreateNewPage">
  65 <table border="0">
  66 <tr>
  67 <td><strong>%(template)s</strong></td>
  68 <td> 
  69 <select name="template" size="1">
  70 %(templates)s
  71 </select>
  72 </td>
  73 </tr>
  74 <tr>
  75 <td><strong>%(input)s</strong></td>
  76 <td><input type="text" name="newpage" value="" size="36"></td>
  77 </tr>
  78 <tr>
  79 <td><strong></strong></td>
  80 <td><input type="submit" name="create" value="%(button)s"></td>
  81 </tr>
  82 </table>
  83 </div>
  84 </form>''' % { 'action': action,
  85                'lang_attr': lang_attr,
  86                'template': _('Page Template'),
  87                'templates': ''.join(templates),
  88                'input': _('Page Name'),
  89                'button': _('Create') }
  90         
  91         # Output form
  92         request.emit_http_headers()
  93         request.theme.send_title(_('Create New Page'), pagename=self.pagename, msg=msg)
  94         request.write(request.formatter.startContent("content"))
  95         request.write(request.formatter.rawHTML(unicode(form)))
  96         request.write(request.formatter.endContent())
  97         request.theme.send_footer(self.pagename)
  98         request.theme.send_closing_html()
  99 
 100     def checkInput(self):
 101         """ Check if input is valid 
 102 
 103         @rtype: unicode
 104         @return: error message
 105         """
 106         _ = self._
 107         self.newpage = wikiutil.escape(self.newpage.strip())
 108         self.template = wikiutil.escape(self.template.strip())
 109         if not self.newpage:
 110             return _("Cannot create a new page without a page name."
 111                      "  Please specify a page name.")
 112         page = Page(self.request, self.newpage)
 113         if not (page.isWritable() and self.request.user.may.read(self.newpage)):
 114             return _('You are not allowed to edit this page.')
 115         return ''
 116 
 117     def handle(self):
 118         request = self.request
 119         form = self.request.form
 120         # If user has pressed "create" button, process it. Otherwise show form only.
 121         if form.has_key('create'):
 122             self.newpage = form.get('newpage', [''])[0]
 123             self.template = form.get('template', [''])[0]
 124             error = self.checkInput()
 125             if error:
 126                 self.showForm(error)
 127             else:
 128                 query = {'action': 'edit', 'backto': self.pagename}
 129                 if self.template:
 130                     query['template'] = wikiutil.quoteWikinameURL(self.template)
 131                 url = Page(request, self.newpage).url(request, query, escape=0, relative=False)
 132                 self.request.http_redirect(url)
 133         else:
 134             self.showForm()            
 135         return ''
 136 
 137