def _edit_content_page(request, context, pagetree): """ edit a PageContent """ default_lang_entry = Language.objects.get_or_create_default(request) pagemeta = PageTree.objects.get_pagemeta(request, pagetree, show_lang_errors=True) pagecontent = PageContent.objects.get(pagemeta=pagemeta) if request.method != "POST": pagetree_form = PageTreeForm(instance=pagetree) pagemeta_form = PageMetaForm(instance=pagemeta, prefix=default_lang_entry.code) pagecontent_form = PageContentForm(instance=pagecontent) else: if "cancel" in request.POST: url = pagecontent.get_absolute_url() messages.info(request, _("Edit content page (%s) aborted, ok.") % url) return http.HttpResponseRedirect(url) pagetree_form = PageTreeForm(request.POST, instance=pagetree) pagemeta_form = PageMetaForm(request.POST, instance=pagemeta, prefix=default_lang_entry.code) pagecontent_form = PageContentForm(request.POST, instance=pagecontent) if not (pagetree_form.is_valid() and pagemeta_form.is_valid() and pagecontent_form.is_valid()): context["has_errors"] = True else: # All forms are valid -> Save all. sid = transaction.savepoint() try: pagetree_form.save() pagemeta_form.save() pagecontent_form.save() except: transaction.savepoint_rollback(sid) raise else: transaction.savepoint_commit(sid) messages.info(request, _("Content page %r updated.") % pagecontent) return http.HttpResponseRedirect(pagecontent.get_absolute_url()) # A list of all existing forms -> for form errorlist all_forms = [pagecontent_form, pagemeta_form, pagetree_form] context.update({ "title": _("Edit a content page"), "template_name": "page_admin/edit_content_page.html", "default_lang_entry": default_lang_entry, "pagecontent": pagecontent, "markup_id_str": str(pagecontent.markup), "all_forms": all_forms, # For display the form error list from all existing forms. "pagetree_form": pagetree_form, "pagemeta_form":pagemeta_form, "pagecontent_form": pagecontent_form, }) return context
def new_content_page(request): """ Create a new content page. TODO: * setup design via ajax, if not set and a parent page tree was selected * Auto generate slug from page name with javascript can use django.forms.models.inlineformset_factory: PageFormSet = inlineformset_factory(PageTree, PageContent, PageMeta) get: metaclass conflict: the metaclass of a derived class must be a (non-strict) subclass of the metaclasses of all its bases see also: http://code.djangoproject.com/ticket/7837 """ default_lang_entry = Language.objects.get_or_create_default(request) context = { "title": _("Create a new page"), "default_lang_entry": default_lang_entry, "form_url": request.path, "abort_url": reverse("admin:index"), "has_errors": request.method == "POST", # At least one form has errors. } if request.method == "POST": pagetree_form = PageTreeForm(request.POST) pagemeta_form = PageMetaForm(request.POST, prefix=default_lang_entry.code) pagecontent_form = PageContentForm(request.POST) if pagetree_form.is_valid() and pagemeta_form.is_valid() and pagecontent_form.is_valid(): sid = transaction.savepoint() try: # Create new PageTree entry new_pagetree = pagetree_form.save(commit=False) new_pagetree.page_type = PageTree.PAGE_TYPE new_pagetree.save() # Create new PageMeta entry new_pagemeta = pagemeta_form.save(commit=False) new_pagemeta.pagetree = new_pagetree new_pagemeta.language = default_lang_entry new_pagemeta.save() # Create new PageContent entry new_pagecontent = pagecontent_form.save(commit=False) new_pagecontent.pagemeta = new_pagemeta new_pagecontent.save() except: transaction.savepoint_rollback(sid) raise else: transaction.savepoint_commit(sid) url = new_pagecontent.get_absolute_url() messages.info(request, _("New content page %r created.") % url) return http.HttpResponseRedirect(url) else: parent_pagetree = _get_pagetree(request) if parent_pagetree: context["abort_url"] = parent_pagetree.get_absolute_url() # Go back to the cms page initial_data = _build_form_initial(request, parent_pagetree) else: initial_data = {} pagetree_form = PageTreeForm(initial=initial_data) pagemeta_form = PageMetaForm(prefix=default_lang_entry.code) pagecontent_form = PageContentForm() # A list of all existing forms -> for form errorlist all_forms = [pagecontent_form, pagemeta_form, pagetree_form] context.update({ "all_forms": all_forms, # For display the form error list from all existing forms. "pagetree_form": pagetree_form, "pagemeta_form":pagemeta_form, "pagecontent_form": pagecontent_form, "pagelinklist_url": "#TODO", }) return context
def new_content_page(request): """ Create a new content page. TODO: * setup design via ajax, if not set and a parent page tree was selected * Auto generate slug from page name with javascript can use django.forms.models.inlineformset_factory: PageFormSet = inlineformset_factory(PageTree, PageContent, PageMeta) get: metaclass conflict: the metaclass of a derived class must be a (non-strict) subclass of the metaclasses of all its bases see also: http://code.djangoproject.com/ticket/7837 """ default_lang_entry = Language.objects.get_or_create_default(request) context = { "title": _("Create a new page"), "default_lang_entry": default_lang_entry, "form_url": request.path, "abort_url": reverse("admin:index"), "has_errors": request.method == "POST", # At least one form has errors. } if request.method == "POST": pagetree_form = PageTreeForm(request.POST) pagemeta_form = PageMetaForm(request.POST, prefix=default_lang_entry.code) pagecontent_form = PageContentForm(request.POST) if pagetree_form.is_valid() and pagemeta_form.is_valid( ) and pagecontent_form.is_valid(): sid = transaction.savepoint() try: # Create new PageTree entry new_pagetree = pagetree_form.save(commit=False) new_pagetree.page_type = PageTree.PAGE_TYPE new_pagetree.save() # Create new PageMeta entry new_pagemeta = pagemeta_form.save(commit=False) new_pagemeta.pagetree = new_pagetree new_pagemeta.language = default_lang_entry new_pagemeta.save() # Create new PageContent entry new_pagecontent = pagecontent_form.save(commit=False) new_pagecontent.pagemeta = new_pagemeta new_pagecontent.save() except: transaction.savepoint_rollback(sid) raise else: transaction.savepoint_commit(sid) url = new_pagecontent.get_absolute_url() messages.info(request, _("New content page %r created.") % url) return http.HttpResponseRedirect(url) else: parent_pagetree = _get_pagetree(request) if parent_pagetree: context["abort_url"] = parent_pagetree.get_absolute_url( ) # Go back to the cms page initial_data = _build_form_initial(request, parent_pagetree) else: initial_data = {} pagetree_form = PageTreeForm(initial=initial_data) pagemeta_form = PageMetaForm(prefix=default_lang_entry.code) pagecontent_form = PageContentForm() # A list of all existing forms -> for form errorlist all_forms = [pagecontent_form, pagemeta_form, pagetree_form] context.update({ "all_forms": all_forms, # For display the form error list from all existing forms. "pagetree_form": pagetree_form, "pagemeta_form": pagemeta_form, "pagecontent_form": pagecontent_form, "pagelinklist_url": "#TODO", }) return context
def translate_page(request, pagemeta_id=None): if not pagemeta_id: raise source_pagemeta = PageMeta.objects.get(id=pagemeta_id) pagetree = source_pagemeta.pagetree source_language = source_pagemeta.language cancel_url = source_pagemeta.get_absolute_url() if request.method == "POST" and "cancel" in request.POST: messages.info(request, _("Translate page (%s) aborted, ok.") % cancel_url) return http.HttpResponseRedirect(cancel_url) is_pluginpage = pagetree.page_type == PageTree.PLUGIN_TYPE if is_pluginpage: messages.error(request, "TODO: Translate a plugin page!") return http.HttpResponseRedirect(source_pagemeta.get_absolute_url()) else: source_pagecontent = PageContent.objects.get(pagemeta=source_pagemeta) # select the destination language result = select_language(request, cancel_url, source_pagemeta.language, source_pagemeta.name) if isinstance(result, Language): # Language was selected or they exit only one other language dest_language = result elif isinstance(result, dict): # template context returned -> render language select form return result elif isinstance(result, http.HttpResponse): # e.g. error return result else: raise RuntimeError() # Should never happen context = { "title": _("Translate page '%(name)s' (%(source_lang)s) into %(dest_lang)s.") % { "name": source_pagemeta.name, "source_lang": source_pagemeta.language.description, "dest_lang": dest_language.description, }, "template_name": "page_admin/translate_page.html", } try: dest_pagemeta = PageMeta.objects.get(pagetree=pagetree, language=dest_language) except PageMeta.DoesNotExist: dest_pagemeta = None else: dest_pagecontent = PageContent.objects.get(pagemeta=dest_pagemeta) if request.method == "POST": source_pagemeta_form = PageMetaForm(request.POST, prefix="source", instance=source_pagemeta) source_pagecontent_form = PageContentForm(request.POST, prefix="source", instance=source_pagecontent) if dest_pagemeta is None: dest_pagemeta_form = PageMetaForm(request.POST, prefix="dest") dest_pagecontent_form = PageContentForm(request.POST, prefix="dest") else: dest_pagemeta_form = PageMetaForm(request.POST, prefix=dest_language.code, instance=dest_pagemeta) dest_pagecontent_form = PageContentForm(request.POST, prefix=dest_language.code, instance=dest_pagecontent) if "autotranslate" in request.POST: raise NotImplementedError("TODO: Must be reimplemented!") # if source_pagemeta_form.is_valid() and source_pagecontent_form.is_valid(): # all_filled_fields = [] # all_errors = [] # # # Translate PageContent # dest_pagecontent_form, filled_fields, errors = prefill( # source_pagecontent_form, dest_pagecontent_form, # source_pagemeta.language, dest_language, # only_fields=("content",), # #debug=True, # ) # all_filled_fields += filled_fields # all_errors += errors # # # Translate fields from PageMeta # dest_pagemeta_form, filled_fields, errors = prefill( # source_pagemeta_form, dest_pagemeta_form, # source_pagemeta.language, dest_language, # only_fields=("name", "title", "description"), # #debug=True, # ) # all_filled_fields += filled_fields # all_errors += errors # # # if all_filled_fields: # messages.success(request, "These fields are translated with google: %s" % ", ".join(all_filled_fields)) # else: # messages.info(request, "No fields translated with google, because all fields have been a translation.") # if all_errors: # for error in all_errors: # messages.error(request, error) else: # don't translate -> save if valid if (source_pagemeta_form.is_valid() and source_pagecontent_form.is_valid() and dest_pagemeta_form.is_valid() and dest_pagecontent_form.is_valid()): # All forms are valid -> Save all. sid = transaction.savepoint() try: source_pagecontent_form.save() source_pagemeta_form.save() # Create new PageMeta entry new_pagemeta = dest_pagemeta_form.save(commit=False) new_pagemeta.pagetree = pagetree new_pagemeta.language = dest_language new_pagemeta.save() # Create new PageContent entry new_pagecontent = dest_pagecontent_form.save(commit=False) new_pagecontent.pagemeta = new_pagemeta new_pagecontent.save() except: transaction.savepoint_rollback(sid) raise else: transaction.savepoint_commit(sid) if dest_pagemeta is None: messages.success( request, "New content %r created." % new_pagecontent) else: messages.success(request, "All updated.") return http.HttpResponseRedirect( new_pagemeta.get_absolute_url()) else: source_pagemeta_form = PageMetaForm(prefix="source", instance=source_pagemeta) source_pagecontent_form = PageContentForm(prefix="source", instance=source_pagecontent) if dest_pagemeta is None: dest_pagemeta_form = PageMetaForm( prefix="dest", initial={ "robots": source_pagemeta.robots, "permitViewGroup": source_pagemeta.permitViewGroup, # FIXME: Doesn't work }) dest_pagecontent_form = PageContentForm( prefix="dest", initial={ "markup": source_pagecontent.markup, }) else: dest_pagemeta_form = PageMetaForm(prefix=dest_language.code, instance=dest_pagemeta) dest_pagecontent_form = PageContentForm(prefix=dest_language.code, instance=dest_pagecontent) source_pagecontent_form.language = source_language dest_pagecontent_form.language = dest_language pagemeta_fields = [] for source_field, dest_field in zip(source_pagemeta_form, dest_pagemeta_form): source_field.language = source_language pagemeta_fields.append(source_field) dest_field.language = dest_language pagemeta_fields.append(dest_field) all_forms = [ source_pagemeta_form, source_pagecontent_form, dest_pagemeta_form, dest_pagecontent_form ] has_errors = False for form in all_forms: if form.errors: has_errors = True break context.update({ "abort_url": source_pagemeta.get_absolute_url(), "all_forms": all_forms, "has_errors": has_errors, "source_pagemeta_form": source_pagemeta_form, "source_pagecontent_form": source_pagecontent_form, "dest_pagemeta_form": dest_pagemeta_form, "dest_pagecontent_form": dest_pagecontent_form, "pagemeta_fields": pagemeta_fields, }) return context
def _edit_content_page(request, context, pagetree): """ edit a PageContent """ default_lang_entry = Language.objects.get_or_create_default(request) pagemeta = PageTree.objects.get_pagemeta(request, pagetree, show_lang_errors=True) pagecontent = PageContent.objects.get(pagemeta=pagemeta) if request.method != "POST": pagetree_form = PageTreeForm(instance=pagetree) pagemeta_form = PageMetaForm(instance=pagemeta, prefix=default_lang_entry.code) pagecontent_form = PageContentForm(instance=pagecontent) else: if "cancel" in request.POST: url = pagecontent.get_absolute_url() messages.info(request, _("Edit content page (%s) aborted, ok.") % url) return http.HttpResponseRedirect(url) pagetree_form = PageTreeForm(request.POST, instance=pagetree) pagemeta_form = PageMetaForm(request.POST, instance=pagemeta, prefix=default_lang_entry.code) pagecontent_form = PageContentForm(request.POST, instance=pagecontent) if not (pagetree_form.is_valid() and pagemeta_form.is_valid() and pagecontent_form.is_valid()): context["has_errors"] = True else: # All forms are valid -> Save all. sid = transaction.savepoint() try: pagetree_form.save() pagemeta_form.save() pagecontent_form.save() except: transaction.savepoint_rollback(sid) raise else: transaction.savepoint_commit(sid) messages.info(request, _("Content page %r updated.") % pagecontent) return http.HttpResponseRedirect( pagecontent.get_absolute_url()) # A list of all existing forms -> for form errorlist all_forms = [pagecontent_form, pagemeta_form, pagetree_form] context.update({ "title": _("Edit a content page"), "template_name": "page_admin/edit_content_page.html", "default_lang_entry": default_lang_entry, "pagecontent": pagecontent, "markup_id_str": str(pagecontent.markup), "all_forms": all_forms, # For display the form error list from all existing forms. "pagetree_form": pagetree_form, "pagemeta_form": pagemeta_form, "pagecontent_form": pagecontent_form, }) return context
def translate_page(request, pagemeta_id=None): if not pagemeta_id: raise source_pagemeta = PageMeta.objects.get(id=pagemeta_id) pagetree = source_pagemeta.pagetree source_language = source_pagemeta.language absolute_url = source_pagemeta.get_absolute_url() is_pluginpage = pagetree.page_type == PageTree.PLUGIN_TYPE if is_pluginpage: messages.error(request, "TODO: Translate a plugin page!") return http.HttpResponseRedirect(source_pagemeta.get_absolute_url()) else: source_pagecontent = PageContent.objects.get(pagemeta=source_pagemeta) # select the destination language result = select_language(request, absolute_url, source_pagemeta.language, source_pagemeta.name) if isinstance(result, Language): # Language was selected or they exit only one other language dest_language = result elif isinstance(result, dict): # template context returned -> render language select form return result elif isinstance(result, http.HttpResponse): # e.g. error return result else: raise RuntimeError() # Should never happen context = { "title": _("Translate page '%(name)s' (%(source_lang)s) into %(dest_lang)s.") % { "name": source_pagemeta.name, "abort_url": absolute_url, "source_lang": source_pagemeta.language.description, "dest_lang": dest_language.description, }, "template_name": "page_admin/translate_page.html", } try: dest_pagemeta = PageMeta.objects.get(pagetree=pagetree, language=dest_language) except PageMeta.DoesNotExist: dest_pagemeta = None else: dest_pagecontent = PageContent.objects.get(pagemeta=dest_pagemeta) if request.method == "POST": source_pagemeta_form = PageMetaForm( request.POST, prefix="source", instance=source_pagemeta ) source_pagecontent_form = PageContentForm( request.POST, prefix="source", instance=source_pagecontent ) if dest_pagemeta is None: dest_pagemeta_form = PageMetaForm(request.POST, prefix="dest") dest_pagecontent_form = PageContentForm(request.POST, prefix="dest") else: dest_pagemeta_form = PageMetaForm( request.POST, prefix=dest_language.code, instance=dest_pagemeta ) dest_pagecontent_form = PageContentForm( request.POST, prefix=dest_language.code, instance=dest_pagecontent ) if "autotranslate" in request.POST: if source_pagemeta_form.is_valid() and source_pagecontent_form.is_valid(): all_filled_fields = [] all_errors = [] # Translate PageContent dest_pagecontent_form, filled_fields, errors = prefill( source_pagecontent_form, dest_pagecontent_form, source_pagemeta.language, dest_language, only_fields=("content",), #debug=True, ) all_filled_fields += filled_fields all_errors += errors # Translate fields from PageMeta dest_pagemeta_form, filled_fields, errors = prefill( source_pagemeta_form, dest_pagemeta_form, source_pagemeta.language, dest_language, only_fields=("name", "title", "description"), #debug=True, ) all_filled_fields += filled_fields all_errors += errors if all_filled_fields: messages.success(request, "These fields are translated with google: %s" % ", ".join(all_filled_fields)) else: messages.info(request, "No fields translated with google, because all fields have been a translation.") if all_errors: for error in all_errors: messages.error(request, error) else: # don't translate -> save if valid if (source_pagemeta_form.is_valid() and source_pagecontent_form.is_valid() and dest_pagemeta_form.is_valid() and dest_pagecontent_form.is_valid()): # All forms are valid -> Save all. sid = transaction.savepoint() try: source_pagecontent_form.save() source_pagemeta_form.save() # Create new PageMeta entry new_pagemeta = dest_pagemeta_form.save(commit=False) new_pagemeta.pagetree = pagetree new_pagemeta.language = dest_language new_pagemeta.save() # Create new PageContent entry new_pagecontent = dest_pagecontent_form.save(commit=False) new_pagecontent.pagemeta = new_pagemeta new_pagecontent.save() except: transaction.savepoint_rollback(sid) raise else: transaction.savepoint_commit(sid) if dest_pagemeta is None: messages.success(request, "New content %r created." % new_pagecontent) else: messages.success(request, "All updated.") return http.HttpResponseRedirect(new_pagemeta.get_absolute_url()) else: source_pagemeta_form = PageMetaForm( prefix="source", instance=source_pagemeta ) source_pagecontent_form = PageContentForm( prefix="source", instance=source_pagecontent ) if dest_pagemeta is None: dest_pagemeta_form = PageMetaForm( prefix="dest", initial={ "robots": source_pagemeta.robots, "permitViewGroup": source_pagemeta.permitViewGroup, # FIXME: Doesn't work } ) dest_pagecontent_form = PageContentForm( prefix="dest", initial={ "markup": source_pagecontent.markup, } ) else: dest_pagemeta_form = PageMetaForm( prefix=dest_language.code, instance=dest_pagemeta ) dest_pagecontent_form = PageContentForm( prefix=dest_language.code, instance=dest_pagecontent ) source_pagecontent_form.language = source_language dest_pagecontent_form.language = dest_language pagemeta_fields = [] for source_field, dest_field in zip(source_pagemeta_form, dest_pagemeta_form): source_field.language = source_language pagemeta_fields.append(source_field) dest_field.language = dest_language pagemeta_fields.append(dest_field) all_forms = [ source_pagemeta_form, source_pagecontent_form, dest_pagemeta_form, dest_pagecontent_form ] has_errors = False for form in all_forms: if form.errors: has_errors = True break context.update({ "abort_url": source_pagemeta.get_absolute_url(), "all_forms": all_forms, "has_errors": has_errors, "source_pagemeta_form": source_pagemeta_form, "source_pagecontent_form": source_pagecontent_form, "dest_pagemeta_form": dest_pagemeta_form, "dest_pagecontent_form": dest_pagecontent_form, "pagemeta_fields": pagemeta_fields, }) return context
def translate_page(request, pagemeta_id=None): if not pagemeta_id: raise source_pagemeta = PageMeta.objects.get(id=pagemeta_id) pagetree = source_pagemeta.pagetree source_language = source_pagemeta.language is_pluginpage = pagetree.page_type == PageTree.PLUGIN_TYPE if is_pluginpage: messages.error(request, "TODO: Translate a plugin page!") return http.HttpResponseRedirect(source_pagemeta.get_absolute_url()) else: source_pagecontent = PageContent.objects.get(pagemeta=source_pagemeta) context = {"abort_url": source_pagemeta.get_absolute_url()} # select the destination languare result = _select_language(request, context, source_pagemeta) if isinstance(result, Language): # Language was selected or they exit only one other language dest_language = result elif isinstance(result, dict): # template context returned -> render language select form return result elif isinstance(result, http.HttpResponse): # e.g. error return result else: raise RuntimeError() # Should never happen context.update( { "title": _("Translate page '%(name)s' (%(source_lang)s) into %(dest_lang)s.") % { "name": source_pagemeta.name, "source_lang": source_pagemeta.language.description, "dest_lang": dest_language.description, }, "template_name": "page_admin/translate_page.html", } ) try: dest_pagemeta = PageMeta.objects.get(pagetree=pagetree, language=dest_language) except PageMeta.DoesNotExist: dest_pagemeta = None else: dest_pagecontent = PageContent.objects.get(pagemeta=dest_pagemeta) if request.method == "POST": source_pagemeta_form = PageMetaForm(request.POST, prefix="source", instance=source_pagemeta) source_pagecontent_form = PageContentForm(request.POST, prefix="source", instance=source_pagecontent) if dest_pagemeta is None: dest_pagemeta_form = PageMetaForm(request.POST, prefix="dest") dest_pagecontent_form = PageContentForm(request.POST, prefix="dest") else: dest_pagemeta_form = PageMetaForm(request.POST, prefix=dest_language.code, instance=dest_pagemeta) dest_pagecontent_form = PageContentForm(request.POST, prefix=dest_language.code, instance=dest_pagecontent) if not ( source_pagemeta_form.is_valid() and source_pagecontent_form.is_valid() and dest_pagemeta_form.is_valid() and dest_pagecontent_form.is_valid() ): context["has_errors"] = True else: # All forms are valid -> Save all. context["has_errors"] = False sid = transaction.savepoint() try: source_pagecontent_form.save() source_pagemeta_form.save() # Create new PageMeta entry new_pagemeta = dest_pagemeta_form.save(commit=False) new_pagemeta.pagetree = pagetree new_pagemeta.language = dest_language new_pagemeta.save() # Create new PageContent entry new_pagecontent = dest_pagecontent_form.save(commit=False) new_pagecontent.pagemeta = new_pagemeta new_pagecontent.save() except: transaction.savepoint_rollback(sid) raise else: transaction.savepoint_commit(sid) if dest_pagemeta is None: messages.info(request, "New content %r crerated." % new_pagecontent) else: messages.info(request, "All updated.") return http.HttpResponseRedirect(new_pagemeta.get_absolute_url()) else: context["has_errors"] = False source_pagemeta_form = PageMetaForm(prefix="source", instance=source_pagemeta) source_pagecontent_form = PageContentForm(prefix="source", instance=source_pagecontent) if dest_pagemeta is None: dest_pagemeta_form = PageMetaForm( prefix="dest", initial={ "robots": source_pagemeta.robots, "permitViewGroup": source_pagemeta.permitViewGroup, # FIXME: Doesn't work }, ) dest_pagecontent_form = PageContentForm(prefix="dest", initial={"markup": source_pagecontent.markup}) else: dest_pagemeta_form = PageMetaForm(prefix=dest_language.code, instance=dest_pagemeta) dest_pagecontent_form = PageContentForm(prefix=dest_language.code, instance=dest_pagecontent) if "prefill" in request.GET: filled_fields = [] if "content" not in dest_pagecontent_form.initial: source_content = source_pagecontent_form.initial["content"] try: translated_content = translate(source_content, src=source_language.code, to=dest_language.code) except ValueError, err: messages.info(request, "Can't translate content with google: %s" % err) else: dest_pagecontent_form.initial["content"] = translated_content filled_fields.append("content") dest_pagecontent_form.fields["content"].widget.attrs["class"] = "auto_translated" for key, source_value in source_pagemeta_form.initial.iteritems(): if ( not source_value or not isinstance(source_value, basestring) or key == "robots" or dest_pagemeta_form.initial.get(key, None) ): # Skip empty, non string, robots field and if dest. value exist continue try: dest_value = translate(source_value, src=source_language.code, to=dest_language.code) except ValueError, err: messages.info(request, "Can't translate %(key)s with google: %(err)s" % {"key": key, "err": err}) else: dest_pagemeta_form.initial[key] = dest_value filled_fields.append(key) dest_pagemeta_form.fields[key].widget.attrs["class"] = "auto_translated" if filled_fields: messages.info(request, "These fields are translated via google: %s" % ", ".join(filled_fields)) else: messages.info(request, "No fields translated via google.")