FORM.dialog

VERSION

@@ -1 +1 @@
-Version 2.00.0 (2012-07-26 08:12:26) dev
+Version 2.00.0 (2012-07-26 09:41:33) dev

applications/admin/controllers/default.py

@@ -403,6 +403,32 @@ def delete():
         redirect(URL(sender, anchor=request.vars.id2))
     return dict(filename=filename, sender=sender)
 
+def delete():
+    """ Object delete handler """
+    app = get_app()
+    filename = '/'.join(request.args)
+    sender = request.vars.sender
+
+    if isinstance(sender, list):  # ## fix a problem with Vista
+        sender = sender[0]
+
+    dialog = FORM.dialog(T('Delete'),
+                         {T('Cancel'):URL(sender, anchor=request.vars.id)})
+
+    if dialog.accepted:
+        try:
+            full_path = apath(filename, r=request)
+            lineno = count_lines(open(full_path,'r').read())
+            os.unlink(full_path)
+            log_progress(app,'DELETE',filename,progress=-lineno)
+            session.flash = T('file "%(filename)s" deleted',
+                              dict(filename=filename))
+        except Exception:
+            session.flash = T('unable to delete file "%(filename)s"',
+                              dict(filename=filename))
+        redirect(URL(sender, anchor=request.vars.id2))
+    return dict(dialog=dialog,filename=filename)
+
 def enable():
     app = get_app()
     filename = os.path.join(apath(app, r=request),'DISABLED')

applications/admin/views/default/delete.html

@@ -4,6 +4,6 @@
 
 <div class="center">
 <h2>{{=T('Are you sure you want to delete file "%s"?', filename)}}</h2>
-<p>{{=FORM(INPUT(_type='submit',_name='nodelete',_value=T('Abort')),INPUT(_type='hidden',_name='sender',_value=sender), _class="inline")}}{{=FORM(INPUT(_type='submit',_name='delete',_value=T('Delete')),INPUT(_type='hidden',_name='sender',_value=sender), _class="inline")}}</p>
+<p>{{=dialog}}</p>
 </div>
 

gluon/html.py

@@ -2024,8 +2024,28 @@ class FORM(DIV):
         self.validate(**kwargs)
         return self
 
+    REDIRECT_JS = "window.location='%s';return false"
+    
     def add_button(self,value,url,_class=None):
-        self[0][-1][1].append(INPUT(_type="button",_value=value,_onclick="window.location='%s';return false" % url,_class=_class))
+        self[0][-1][1].append(INPUT(_type="button",_value=value,_class=_class,
+                                    _onclick=self.REDIRECT_JS % url))
+                                    
+
+    @staticmethod
+    def dialog(text='OK',buttons=None,hidden=None):
+        if not buttons: buttons = {}
+        if not hidden: hidden={}
+        inputs = [INPUT(_type='button',
+                        _value=name,
+                        _onclick=FORM.REDIRECT_JS % link) \
+                      for name,link in buttons.items()]
+        inputs += [INPUT(_type='hidden',
+                         _name=name,
+                         _value=value)
+                   for name,value in hidden.items()]        
+        form = FORM(INPUT(_type='submit',_value=text),*inputs)
+        form.process()
+        return form
 
 class BEAUTIFY(DIV):