ali@24: /*
ali@24:  * Copyright (C) 2014  J. Ali Harlow <ali@juiblex.co.uk>
ali@24:  *
ali@24:  * This program is free software; you can redistribute it and/or modify
ali@24:  * it under the terms of the GNU General Public License as published by
ali@24:  * the Free Software Foundation; either version 2 of the License, or
ali@24:  * (at your option) any later version.
ali@24:  *
ali@24:  * This program is distributed in the hope that it will be useful,
ali@24:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
ali@24:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
ali@24:  * GNU General Public License for more details.
ali@24:  *
ali@24:  * You should have received a copy of the GNU General Public License along
ali@24:  * with this program; if not, write to the Free Software Foundation, Inc.,
ali@24:  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
ali@24:  */
ali@24: 
ali@24: #include "config.h"
ali@24: #include <stdlib.h>
ali@24: #include <errno.h>
ali@24: #include <gtk/gtk.h>
ali@24: #include <plover/plover.h>
ali@24: #include <plover/transaction.h>
ali@24: #include <plover-gtk/transactionhelper.h>
ali@24: 
ali@24: /*
ali@24:  * A PloverTransactionHelper uses a GtkAssistant to help a user run a
ali@24:  * transaction.
ali@24:  */
ali@24: 
ali@24: G_DEFINE_TYPE(PloverTransactionHelper,plover_transaction_helper,G_TYPE_OBJECT)
ali@24: 
ali@24: enum {
ali@24:     CLOSE=0,
ali@24:     N_SIGNALS
ali@24: };
ali@24: 
ali@24: static guint signals[N_SIGNALS];
ali@24: 
ali@24: static void plover_transaction_helper_finalize(PloverTransactionHelper *helper)
ali@24: {
ali@24:     g_free(helper->error_primary_text);
ali@24:     g_free(helper->base);
ali@24:     g_free(helper->unsatisfied);
ali@24:     if (helper->comps)
ali@24: 	plover_comps_free(helper->comps);
ali@24:     plover_vector_free(helper->report_adding);
ali@24:     plover_vector_free(helper->report_removing);
ali@24: }
ali@24: 
ali@24: static void plover_transaction_helper_dispose(PloverTransactionHelper *helper)
ali@24: {
ali@24:     g_clear_error(&helper->error);
ali@24:     if (helper->error_dialog)
ali@24:     {
ali@24: 	g_signal_handlers_disconnect_by_data(helper->error_dialog,helper);
ali@24: 	gtk_widget_destroy(helper->error_dialog);
ali@24: 	helper->error_dialog=NULL;
ali@24:     }
ali@24:     if (helper->assistant)
ali@24:     {
ali@24: 	g_signal_handlers_disconnect_by_data(helper->assistant,helper);
ali@24: 	g_clear_object(&helper->assistant);
ali@24:     }
ali@24:     g_clear_object(&helper->ui);
ali@24:     g_slist_foreach(helper->transactions,(GFunc)g_object_unref,NULL);
ali@24:     g_slist_free(helper->transactions);
ali@24:     helper->transactions=NULL;
ali@24:     g_clear_object(&helper->installed);
ali@24:     g_clear_object(&helper->upstream);
ali@24:     g_clear_object(&helper->relocated_upstream);
ali@24: }
ali@24: 
ali@24: static void
ali@24:   plover_transaction_helper_class_init(PloverTransactionHelperClass *klass)
ali@24: {
ali@24:     GObjectClass *gobject_class=G_OBJECT_CLASS(klass);
ali@24:     gobject_class->finalize=
ali@24:       (void (*)(GObject *))plover_transaction_helper_finalize;
ali@24:     gobject_class->dispose=
ali@24:       (void (*)(GObject *))plover_transaction_helper_dispose;
ali@24:     signals[CLOSE]=g_signal_newv("close",
ali@24:       G_TYPE_FROM_CLASS(klass),G_SIGNAL_RUN_LAST,NULL,NULL,NULL,
ali@24:       g_cclosure_marshal_VOID__VOID,G_TYPE_NONE,0,NULL);
ali@24: }
ali@24: 
ali@24: static void plover_transaction_helper_init(PloverTransactionHelper *helper)
ali@24: {
ali@24:     helper->report_adding=plover_vector_new();
ali@24:     helper->report_removing=plover_vector_new();
ali@24: }
ali@24: 
ali@24: static void plover_transaction_helper_assistant_cancel(GtkAssistant *assistant,
ali@24:   PloverTransactionHelper *helper)
ali@24: {
ali@24:     gtk_widget_hide(GTK_WIDGET(helper->assistant));
ali@24:     gtk_assistant_set_current_page(helper->assistant,0);
ali@24:     g_signal_emit(helper,signals[CLOSE],0);
ali@24: }
ali@24: 
ali@24: static void plover_transaction_helper_assistant_close(GtkAssistant *assistant,
ali@24:   PloverTransactionHelper *helper)
ali@24: {
ali@24:     gtk_widget_hide(GTK_WIDGET(helper->assistant));
ali@24:     gtk_assistant_set_current_page(helper->assistant,0);
ali@24:     g_signal_emit(helper,signals[CLOSE],0);
ali@24: }
ali@24: 
ali@24: static void
ali@24:   plover_transaction_helper_prepare_confirm(PloverTransactionHelper *helper)
ali@24: {
ali@24:     gchar *package_list,*add,*remove,*s;
ali@24:     GtkLabel *label;
ali@24:     struct plover_vector *report;
ali@24:     if (helper->report_adding->len)
ali@24:     {
ali@24: 	plover_vector_sort(helper->report_adding);
ali@24: 	if (helper->report_adding_dependencies)
ali@24: 	{
ali@24: 	    report=plover_vector_dup(helper->report_adding);
ali@24: 	    if (helper->report_adding->len==1)
ali@24: 		plover_vector_append(report,"its dependencies");
ali@24: 	    else
ali@24: 		plover_vector_append(report,"their dependencies");
ali@24: 	    package_list=plover_vector_format_for_display(report);
ali@24: 	    plover_vector_free(report);
ali@24: 	}
ali@24: 	else
ali@24: 	    package_list=
ali@24: 	      plover_vector_format_for_display(helper->report_adding);
ali@24: 	add=g_strconcat("Packages to be installed or updated: ",package_list,
ali@24: 	  ".",NULL);
ali@24: 	g_free(package_list);
ali@24:     }
ali@24:     else
ali@24: 	add=NULL;
ali@24:     if (helper->report_removing->len)
ali@24:     {
ali@24: 	plover_vector_sort(helper->report_removing);
ali@24: 	if (helper->report_removing_dependants)
ali@24: 	{
ali@24: 	    report=plover_vector_dup(helper->report_removing);
ali@24: 	    if (helper->report_adding->len==1)
ali@24: 		plover_vector_append(report,"its dependants");
ali@24: 	    else
ali@24: 		plover_vector_append(report,"their dependants");
ali@24: 	    package_list=plover_vector_format_for_display(report);
ali@24: 	    plover_vector_free(report);
ali@24: 	}
ali@24: 	else
ali@24: 	    package_list=
ali@24: 	      plover_vector_format_for_display(helper->report_removing);
ali@24: 	remove=g_strconcat("Packages to be removed: ",package_list,".",NULL);
ali@24: 	g_free(package_list);
ali@24:     }
ali@24:     else
ali@24: 	remove=NULL;
ali@24:     label=GTK_LABEL(gtk_builder_get_object(helper->ui,"SISummaryOfWork"));
ali@24:     if (add && remove)
ali@24: 	s=g_strconcat("<b>Installation Summary</b>\n\n",remove,"\n\n",add,NULL);
ali@24:     else if (add || remove)
ali@24: 	s=g_strconcat("<b>Installation Summary</b>\n\n",add?add:remove,NULL);
ali@24:     else
ali@24: 	s=g_strdup("<b>Installation Summary</b>\n\nNo changes scheduled");
ali@24:     gtk_label_set_markup(label,s);
ali@24:     g_free(s);
ali@24:     g_free(add);
ali@24:     g_free(remove);
ali@24: }
ali@24: 
ali@24: static void plover_transaction_helper_run(PloverTransactionHelper *helper);
ali@24: 
ali@24: static void plover_transaction_helper_callback(GObject *source,
ali@24:   GAsyncResult *result,gpointer user_data)
ali@24: {
ali@24:     GError *error=NULL;
ali@24:     PloverTransactionHelper *helper=user_data;
ali@24:     PloverTransaction *transaction=PLOVER_TRANSACTION(source);
ali@24:     if (!plover_transaction_commit_finish(transaction,result,&error))
ali@24:     {
ali@24: 	plover_transaction_helper_set_error(helper,error,
ali@24: 	  "Software installation failed");
ali@24: 	g_error_free(error);
ali@24:     }
ali@24:     else
ali@24: 	plover_transaction_helper_run(helper);
ali@24:     g_signal_handlers_disconnect_by_data(transaction,helper);
ali@24:     g_object_unref(transaction);
ali@24: }
ali@24: 
ali@24: static void plover_transaction_helper_transaction_status_changed(
ali@24:   PloverTransaction *transaction,const char *status,
ali@24:   PloverTransactionHelper *helper)
ali@24: {
ali@24:     GtkProgressBar *bar;
ali@24:     bar=GTK_PROGRESS_BAR(gtk_builder_get_object(helper->ui,"SIProgressBar"));
ali@24:     gtk_progress_bar_set_text(bar,status);
ali@24: }
ali@24: 
ali@24: static void plover_transaction_helper_run(PloverTransactionHelper *helper)
ali@24: {
ali@24:     PloverTransaction *transaction;
ali@24:     GtkWidget *page;
ali@24:     page=GTK_WIDGET(gtk_builder_get_object(helper->ui,"SIProgress"));
ali@24:     if (helper->transactions)
ali@24:     {
ali@24: 	if (helper->assistant)
ali@24: 	    gtk_assistant_set_page_complete(helper->assistant,page,FALSE);
ali@24: 	transaction=helper->transactions->data;
ali@24: 	helper->transactions=g_slist_delete_link(helper->transactions,
ali@24: 	  helper->transactions);
ali@24: 	g_signal_connect(transaction,"status-changed",
ali@24: 	  G_CALLBACK(plover_transaction_helper_transaction_status_changed),
ali@24: 	  helper);
ali@24: 	plover_transaction_commit_async(transaction,NULL,
ali@24: 	  plover_transaction_helper_callback,helper);
ali@24:     }
ali@24:     else if (helper->assistant)
ali@24: 	gtk_assistant_set_page_complete(helper->assistant,page,TRUE);
ali@24: }
ali@24: 
ali@24: static gboolean plover_transaction_helper_pulse(gpointer user_data)
ali@24: {
ali@24:     PloverTransactionHelper *helper=user_data;
ali@24:     GtkWidget *w;
ali@24:     GtkProgressBar *bar;
ali@24:     if (!helper->assistant)
ali@24: 	return FALSE;
ali@24:     w=GTK_WIDGET(gtk_builder_get_object(helper->ui,"SIProgress"));
ali@24:     bar=GTK_PROGRESS_BAR(gtk_builder_get_object(helper->ui,"SIProgressBar"));
ali@24:     if (gtk_assistant_get_page_complete(helper->assistant,w))
ali@24:     {
ali@24: 	gtk_progress_bar_set_fraction(bar,1.0);
ali@24: 	helper->pulse_handler=0;
ali@24: 	return FALSE;
ali@24:     }
ali@24:     else
ali@24:     {
ali@24: 	gtk_progress_bar_pulse(bar);
ali@24: 	return TRUE;
ali@24:     }
ali@24: }
ali@24: 
ali@24: static void
ali@24:   plover_transaction_helper_prepare_progress(PloverTransactionHelper *helper)
ali@24: {
ali@24:     GError *error=NULL;
ali@24:     GtkToggleButton *button;
ali@24:     PloverTransaction *transaction;
ali@24:     button=GTK_TOGGLE_BUTTON(gtk_builder_get_object(helper->ui,
ali@24:       "SIRemoveExisting"));
ali@24:     if (gtk_toggle_button_get_active(button))
ali@24:     {
ali@24: 	transaction=plover_transaction_new_remove(NULL,&error);
ali@24: 	if (!transaction)
ali@24: 	{
ali@24: 	    if (g_error_matches(error,PLOVER_POSIX_ERROR,ENOENT))
ali@24: 		g_clear_error(&error);
ali@24: 	    if (error)
ali@24: 	    {
ali@24: 		plover_transaction_helper_set_error(helper,error,
ali@24: 		  "Software installation failed");
ali@24: 		g_error_free(error);
ali@24: 		return;
ali@24: 	    }
ali@24: 	}
ali@24: 	else
ali@24: 	    helper->transactions=
ali@24: 	      g_slist_prepend(helper->transactions,transaction);
ali@24:     }
ali@24:     /*
ali@24:      * Note that PloverTransaction does support cancelling a transaction, but
ali@24:      * there are a number of challenges with using it:
ali@24:      *	- cancellation is only supported during the file phase if razor
ali@24:      *	  has atomic rollback,
ali@24:      *  - cancellation is not supported during post-transaction scripts at all
ali@24:      *    (since by the time the first script is started the atomic has already
ali@24:      *    been committed) and these can take quite some time,
ali@24:      *  - where a transaction has an embedded COMMIT, any rollback won't
ali@24:      *    go back beyond this point.
ali@24:      * To support user-cancel, then, we would need some mechanism to:
ali@24:      *  - Comunicate that the operation is being cancelled and this may take
ali@24:      *    some time,
ali@24:      *  - Not allow cancellation at all after the last post-transaction script
ali@24:      *    phase is started,
ali@24:      *  - Report the partially completed transaction where cancellation
ali@24:      *    occurred after a COMMIT point.
ali@24:      * At present, this doesn't appear worth the effort.
ali@24:      */
ali@24:     if (helper->assistant)
ali@24: 	gtk_assistant_commit(helper->assistant);
ali@24:     plover_transaction_helper_run(helper);
ali@24:     helper->pulse_handler=g_timeout_add(100,plover_transaction_helper_pulse,
ali@24:       helper);
ali@24: }
ali@24: 
ali@24: static void plover_transaction_helper_assistant_prepare(GtkAssistant *assistant,
ali@24:   GtkWidget *page,PloverTransactionHelper *helper)
ali@24: {
ali@24:     if (page==GTK_WIDGET(gtk_builder_get_object(helper->ui,"SIConfirm")))
ali@24: 	plover_transaction_helper_prepare_confirm(helper);
ali@24:     else if (page==GTK_WIDGET(gtk_builder_get_object(helper->ui,"SIProgress")))
ali@24: 	plover_transaction_helper_prepare_progress(helper);
ali@24: }
ali@24: 
ali@24: static void
ali@24:   plover_transaction_helper_remove_existing_toggled(GtkToggleButton *button,
ali@24:   PloverTransactionHelper *helper)
ali@24: {
ali@24:     GtkWidget *w;
ali@24:     if (helper->assistant)
ali@24:     {
ali@24: 	w=GTK_WIDGET(gtk_builder_get_object(helper->ui,"SIConfirm"));
ali@24: 	gtk_assistant_set_page_complete(helper->assistant,w,
ali@24: 	  gtk_toggle_button_get_active(button));
ali@24:     }
ali@24: }
ali@24: 
ali@24: PloverTransactionHelper *plover_transaction_helper_new(GtkBuilder *ui)
ali@24: {
ali@24:     gsize len;
ali@24:     gchar *s,*directory,*contents;
ali@24:     GError *error=NULL;
ali@24:     GtkWidget *w;
ali@24:     PloverTransactionHelper *helper;
ali@24:     g_return_val_if_fail(ui == NULL || GTK_IS_BUILDER(ui),NULL);
ali@24:     helper=PLOVER_TRANSACTION_HELPER(
ali@24:       g_object_new(PLOVER_TYPE_TRANSACTION_HELPER,NULL));
ali@24:     if (ui)
ali@24: 	helper->ui=g_object_ref(ui);
ali@24:     else
ali@24: 	helper->ui=gtk_builder_new();
ali@24:     helper->assistant=
ali@24:       GTK_ASSISTANT(gtk_builder_get_object(helper->ui,"SoftwareInstallation"));
ali@24:     if (!helper->assistant)
ali@24:     {
ali@24: 	directory=g_strdup(g_getenv("PLOVER_DATADIR"));
ali@24: 	if (!directory)
ali@24: 	{
ali@24: #ifdef WIN32
ali@24: 	    s=g_win32_get_package_installation_directory_of_module(NULL);
ali@24: 	    directory=g_build_filename(s,"share","plover",NULL);
ali@24: 	    g_free(s);
ali@24: #else
ali@24: 	    directory=g_strdup(PLOVER_DATADIR);
ali@24: #endif
ali@24: 	}
ali@24: 	s=g_build_filename(directory,"software-installation.ui",NULL);
ali@24: 	g_free(directory);
ali@24: 	(void)g_file_get_contents(s,&contents,&len,&error);
ali@24: 	g_free(s);
ali@24: 	if (!error)
ali@24: 	{
ali@24: 	    (void)gtk_builder_add_from_string(helper->ui,contents,len,&error);
ali@24: 	    g_free(contents);
ali@24: 	}
ali@24: 	if (error)
ali@24: 	{
ali@24: 	    g_critical("software-installation.ui: %s",error->message);
ali@24: 	    g_clear_error(&error);
ali@24: 	    g_set_error(&error,PLOVER_GENERAL_ERROR,PLOVER_GENERAL_ERROR_FAILED,
ali@24: 	      "Internal error (no user interface)");
ali@24: 	    plover_transaction_helper_set_error(helper,error,
ali@24: 	      "Can't start installer");
ali@24: 	    return helper;
ali@24: 	}
ali@24: 	helper->assistant=GTK_ASSISTANT(gtk_builder_get_object(helper->ui,
ali@24: 	  "SoftwareInstallation"));
ali@24:     }
ali@24:     if (!helper->assistant)
ali@24:     {
ali@24: 	g_critical("\"SoftwareInstallation\" object not found");
ali@24: 	g_set_error(&error,PLOVER_GENERAL_ERROR,PLOVER_GENERAL_ERROR_FAILED,
ali@24: 	  "Internal error (missing wizard)");
ali@24: 	plover_transaction_helper_set_error(helper,error,
ali@24: 	  "Can't start installer");
ali@24: 	g_error_free(error);
ali@24: 	return helper;
ali@24:     }
ali@24:     else
ali@24: 	g_object_ref(helper->assistant);
ali@24:     if (!GTK_IS_ASSISTANT(helper->assistant))
ali@24:     {
ali@24: 	g_critical("\"SoftwareInstallation\" is not a GtkAssistant");
ali@24: 	g_set_error(&error,PLOVER_GENERAL_ERROR,PLOVER_GENERAL_ERROR_FAILED,
ali@24: 	  "Internal error (unexpected wizard type)");
ali@24: 	plover_transaction_helper_set_error(helper,error,
ali@24: 	  "Can't start installer");
ali@24: 	g_error_free(error);
ali@24: 	return helper;
ali@24:     }
ali@24:     g_signal_connect(helper->assistant,"cancel",
ali@24:       G_CALLBACK(plover_transaction_helper_assistant_cancel),helper);
ali@24:     g_signal_connect(helper->assistant,"close",
ali@24:       G_CALLBACK(plover_transaction_helper_assistant_close),helper);
ali@24:     g_signal_connect(helper->assistant,"prepare",
ali@24:       G_CALLBACK(plover_transaction_helper_assistant_prepare),helper);
ali@24:     w=GTK_WIDGET(gtk_builder_get_object(helper->ui,"SIRemoveExisting"));
ali@24:     if (w)
ali@24: 	g_signal_connect(w,"toggled",
ali@24: 	  G_CALLBACK(plover_transaction_helper_remove_existing_toggled),helper);
ali@24:     w=GTK_WIDGET(gtk_builder_get_object(helper->ui,"SIIntroduction"));
ali@24:     if (w)
ali@24: 	gtk_assistant_set_page_complete(helper->assistant,w,TRUE);
ali@24:     return helper;
ali@24: }
ali@24: 
ali@24: PloverPackageSet *
ali@24:   plover_transaction_helper_get_installed(PloverTransactionHelper *helper)
ali@24: {
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),NULL);
ali@24:     return helper->installed;
ali@24: }
ali@24: 
ali@24: void plover_transaction_helper_set_installed(PloverTransactionHelper *helper,
ali@24:   PloverPackageSet *installed)
ali@24: {
ali@24:     g_return_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper));
ali@24:     g_return_if_fail(PLOVER_IS_PACKAGE_SET(installed));
ali@24:     g_return_if_fail(helper->installed == NULL);
ali@24:     helper->installed=g_object_ref(installed);
ali@24: }
ali@24: 
ali@24: PloverRepository *
ali@24:   plover_transaction_helper_get_upstream(PloverTransactionHelper *helper,
ali@24:   GError **error)
ali@24: {
ali@24:     const char *base;
ali@24: #if 0
ali@24:     const char *prefix;
ali@24:     struct razor_relocations *relocations=NULL;
ali@24: #endif
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),NULL);
ali@24:     if (!helper->upstream)
ali@24:     {
ali@24: #if 0
ali@24: 	prefix=plover_transaction_helper_get_prefix(helper,error);
ali@24: 	if (!prefix)
ali@24: 	    return NULL;
ali@24: #endif
ali@24: 	base=plover_transaction_helper_get_base(helper);
ali@24: #if 0
ali@24: 	if (prefix)
ali@24: 	{
ali@24: 	    relocations=razor_relocations_create();
ali@24: 	    razor_relocations_add(relocations,"/usr",prefix);
ali@24: 	}
ali@24: #endif
ali@24: 	helper->upstream=plover_repository_new_from_yum(base,error);
ali@24: #if 0
ali@24: 	if (relocations)
ali@24: 	    razor_relocations_destroy(relocations);
ali@24: #endif
ali@24:     }
ali@24:     return helper->upstream;
ali@24: }
ali@24: 
ali@24: static PloverPackageSet *plover_transaction_helper_get_relocated_upstream(
ali@24:   PloverTransactionHelper *helper,GError **error)
ali@24: {
ali@24:     const char *prefix;
ali@24:     struct razor_relocations *relocations=NULL;
ali@24:     GError *tmp_error=NULL;
ali@24:     PloverRepository *upstream;
ali@24:     PloverPackageSet *set;
ali@24:     if (!helper->relocated_upstream)
ali@24:     {
ali@24: 	upstream=plover_transaction_helper_get_upstream(helper,error);
ali@24: 	if (!upstream)
ali@24: 	    return NULL;
ali@24: 	prefix=plover_transaction_helper_get_prefix(helper,&tmp_error);
ali@24: 	if (tmp_error)
ali@24: 	{
ali@24: 	    g_propagate_error(error,tmp_error);
ali@24: 	    return NULL;
ali@24: 	}
ali@24: 	set=plover_repository_get_package_set(upstream);
ali@24: 	if (prefix)
ali@24: 	{
ali@24: 	    relocations=razor_relocations_create();
ali@24: 	    razor_relocations_add(relocations,"/usr",prefix);
ali@24: 	    helper->relocated_upstream=
ali@24: 	      plover_package_set_new_from_repository(upstream,relocations,
ali@24: 	      error);
ali@24: 	    if (relocations)
ali@24: 		razor_relocations_destroy(relocations);
ali@24: 	}
ali@24: 	else
ali@24: 	    helper->relocated_upstream=g_object_ref(set);
ali@24:     }
ali@24:     return helper->relocated_upstream;
ali@24: }
ali@24: 
ali@24: void plover_transaction_helper_set_upstream(PloverTransactionHelper *helper,
ali@24:   PloverRepository *upstream)
ali@24: {
ali@24:     g_return_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper));
ali@24:     g_return_if_fail(PLOVER_IS_REPOSITORY(upstream));
ali@24:     g_return_if_fail(helper->upstream == NULL);
ali@24:     helper->upstream=g_object_ref(upstream);
ali@24: }
ali@24: 
ali@24: const char *plover_transaction_helper_get_base(PloverTransactionHelper *helper)
ali@24: {
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),NULL);
ali@24:     return helper->base;
ali@24: }
ali@24: 
ali@24: void plover_transaction_helper_set_base(PloverTransactionHelper *helper,
ali@24:   const char *base)
ali@24: {
ali@24:     g_return_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper));
ali@24:     g_return_if_fail(helper->transactions == NULL);
ali@24:     g_free(helper->base);
ali@24:     helper->base=g_strdup(base);
ali@24: }
ali@24: 
ali@24: struct comps *
ali@24:   plover_transaction_helper_get_comps(PloverTransactionHelper *helper,
ali@24:   GError **error)
ali@24: {
ali@24:     gchar *s;
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),NULL);
ali@24:     g_return_val_if_fail(helper->base != NULL,NULL);
ali@24:     if (!helper->comps)
ali@24:     {
ali@24: 	s=g_strconcat(helper->base,"/repodata/comps.xml",NULL);
ali@24: 	helper->comps=plover_comps_new_from_file(s);
ali@24: 	if (!helper->comps)
ali@24: 	    g_set_error(error,PLOVER_GENERAL_ERROR,
ali@24: 	      PLOVER_GENERAL_ERROR_FAILED,"%s: %s",s,g_strerror(errno));
ali@24: 	g_free(s);
ali@24:     }
ali@24:     return helper->comps;
ali@24: }
ali@24: 
ali@24: const char *
ali@24:   plover_transaction_helper_get_prefix(PloverTransactionHelper *helper,
ali@24:   GError **error)
ali@24: {
ali@24:     const char *prefix;
ali@24:     struct comps *comps;
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),NULL);
ali@24:     g_return_val_if_fail(helper->base != NULL || helper->installed != NULL,NULL);
ali@24:     if (helper->base)
ali@24:     {
ali@24: 	comps=plover_transaction_helper_get_comps(helper,error);
ali@24: 	if (!comps)
ali@24: 	    return NULL;
ali@24: 	return plover_default_prefix_for_vendor(comps->vendor);
ali@24:     }
ali@24:     prefix=plover_package_set_guess_prefix(helper->installed,error);
ali@24:     return prefix;
ali@24: }
ali@24: 
ali@24: static int plover_transaction_helper_package_count(void)
ali@24: {
ali@24:     int count=0;
ali@24:     char *install_root;
ali@24:     struct razor_set *set;
ali@24:     struct razor_package *package;
ali@24:     struct razor_package_iterator *pi;
ali@24:     install_root=getenv("RAZOR_ROOT");
ali@24:     if (!install_root)
ali@24: 	install_root="";
ali@24:     set=razor_root_open_read_only(install_root,NULL);
ali@24:     if (set)
ali@24:     {
ali@24: 	pi=razor_package_iterator_create(set);
ali@24: 	while (razor_package_iterator_next(pi,&package,RAZOR_DETAIL_LAST))
ali@24: 	    count++;
ali@24: 	razor_package_iterator_destroy(pi);
ali@24: 	razor_set_unref(set);
ali@24:     }
ali@24:     return count;
ali@24: }
ali@24: 
ali@24: static gboolean
ali@24:   plover_transaction_helper_check_vendor(PloverTransactionHelper *helper,
ali@24:   GError **error)
ali@24: {
ali@24:     int i;
ali@24:     gchar *prefix=NULL,*s;
ali@24:     struct comps *comps=NULL;
ali@24:     GtkWidget *container,*page;
ali@24:     GtkButton *button;
ali@24:     GtkLabel *label;
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),FALSE);
ali@24:     if (helper->check_vendor)
ali@24:     {
ali@24: 	comps=plover_transaction_helper_get_comps(helper,error);
ali@24: 	if (!comps)
ali@24: 	    return FALSE;
ali@24: 	prefix=plover_default_prefix_for_vendor(comps->vendor);
ali@24:     }
ali@24:     button=GTK_BUTTON(gtk_builder_get_object(helper->ui,"SIRemoveExisting"));
ali@24:     gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button),FALSE);
ali@24:     container=GTK_WIDGET(gtk_builder_get_object(helper->ui,
ali@24:       "SIIncompatibleInstallation"));
ali@24:     page=GTK_WIDGET(gtk_builder_get_object(helper->ui,"SIConfirm"));
ali@24:     if (helper->check_vendor && prefix &&
ali@24:       !plover_installed_files_match_prefix(prefix))
ali@24:     {
ali@24: 	label=GTK_LABEL(gtk_builder_get_object(helper->ui,
ali@24: 	  "SIIncompatibleInstallationLabel"));
ali@24: 	s=g_strdup_printf("<b>Incompatible Installation</b>\n\n"
ali@24: 	  "The existing installation is not from %s.\n"
ali@24: 	  "In order to continue, all the existing packages must be removed.",
ali@24: 	  comps->vendor);
ali@24: 	gtk_label_set_markup(label,s);
ali@24: 	g_free(s);
ali@24: 	i=plover_transaction_helper_package_count();
ali@24: 	s=g_strdup_printf("Remove %d existing package%s",i,i==1?"":"s");
ali@24: 	gtk_button_set_label(button,s);
ali@24: 	g_free(s);
ali@24: 	gtk_widget_show(container);
ali@24: 	if (helper->assistant)
ali@24: 	    gtk_assistant_set_page_complete(helper->assistant,page,FALSE);
ali@24:     }
ali@24:     else
ali@24:     {
ali@24: 	gtk_widget_hide(container);
ali@24: 	if (helper->assistant)
ali@24: 	    gtk_assistant_set_page_complete(helper->assistant,page,TRUE);
ali@24:     }
ali@24:     return TRUE;
ali@24: }
ali@24: 
ali@24: void plover_transaction_helper_set_check_vendor(PloverTransactionHelper *helper,
ali@24:   gboolean check_vendor)
ali@24: {
ali@24:     g_return_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper));
ali@24:     if (helper->check_vendor!=check_vendor)
ali@24:     {
ali@24: 	helper->check_vendor=check_vendor;
ali@24: 	if (helper->transactions)
ali@24: 	    plover_transaction_helper_check_vendor(helper,NULL);
ali@24:     }
ali@24: }
ali@24: 
ali@24: /*
ali@24:  * If plover_transaction_helper_add_transaction() failes with an error
ali@24:  * of PLOVER_GENERAL_ERROR,PLOVER_GENERAL_ERROR_REQUIREMENTS_NOT_MET
ali@24:  * then plover_transaction_helper_get_unsatisfied() can be used to
ali@24:  * retrieve a textual description of the problem.
ali@24:  */
ali@24: 
ali@24: const char *
ali@24:   plover_transaction_helper_get_unsatisfied(PloverTransactionHelper *helper)
ali@24: {
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),NULL);
ali@24:     return helper->unsatisfied;
ali@24: }
ali@24: 
ali@24: gboolean
ali@24:   plover_transaction_helper_add_transaction(PloverTransactionHelper *helper,
ali@24:   PloverTransaction *transaction,struct plover_vector *report_packages,
ali@24:   enum razor_install_action report_action,GError **error)
ali@24: {
ali@24:     int i,count;
ali@24:     gboolean other_packages;
ali@24:     const char *s,*name;
ali@24:     enum razor_install_action action;
ali@24:     struct razor_install_iterator *ii;
ali@24:     struct razor_set *next;
ali@24:     struct razor_package *package;
ali@24:     struct plover_vector *tasked_packages;
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),FALSE);
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION(transaction),FALSE);
ali@24:     g_return_val_if_fail(report_action==RAZOR_INSTALL_ACTION_ADD || report_action==RAZOR_INSTALL_ACTION_REMOVE,FALSE);
ali@24:     g_free(helper->unsatisfied);
ali@24:     helper->unsatisfied=NULL;
ali@24:     if (!plover_transaction_resolve(transaction,error))
ali@24:     {
ali@24: 	s=plover_transaction_get_unsatisfied(transaction);
ali@24: 	helper->unsatisfied=g_strdup(s);
ali@24: 	return FALSE;
ali@24:     }
ali@24:     ii=plover_transaction_get_install_iterator(transaction,error);
ali@24:     if (!ii)
ali@24: 	return FALSE;
ali@24:     next=plover_transaction_get_next_set(transaction,error);
ali@24:     if (!next)
ali@24: 	return FALSE;
ali@24:     tasked_packages=plover_vector_new();
ali@24:     other_packages=FALSE;
ali@24:     while (razor_install_iterator_next(ii,&package,&action,&count))
ali@24:     {
ali@24: 	if (action==report_action)
ali@24: 	{
ali@24: 	    razor_package_get_details(next,package,RAZOR_DETAIL_NAME,&name,
ali@24: 	      RAZOR_DETAIL_LAST);
ali@24: 	    if (!report_packages ||
ali@24: 	      plover_vector_contains(report_packages,name))
ali@24: 		plover_vector_append(tasked_packages,name);
ali@24: 	    else
ali@24: 		other_packages=TRUE;
ali@24: 	}
ali@24:     }
ali@24:     if (!tasked_packages->len)
ali@24:     {
ali@24: 	/*
ali@24: 	 * If there are no reportable packages tasked for action there
ali@24: 	 * shouldn't by any packages at all, but let's be paranoid.
ali@24: 	 */
ali@24: 	other_packages=FALSE;
ali@24: 	razor_install_iterator_rewind(ii);
ali@24: 	while (razor_install_iterator_next(ii,&package,&action,&count))
ali@24: 	{
ali@24: 	    if (action==report_action)
ali@24: 	    {
ali@24: 		razor_package_get_details(next,package,RAZOR_DETAIL_NAME,&name,
ali@24: 		  RAZOR_DETAIL_LAST);
ali@24: 		plover_vector_append(tasked_packages,name);
ali@24: 	    }
ali@24: 	}
ali@24:     }
ali@24:     if (!tasked_packages->len)
ali@24:     {
ali@24: 	g_set_error(error,PLOVER_GENERAL_ERROR,
ali@24: 	  PLOVER_GENERAL_ERROR_NO_WORK,"Transaction includes no %s actions",
ali@24: 	  report_action==RAZOR_INSTALL_ACTION_ADD?"add":"remove");
ali@24: 	plover_vector_free(tasked_packages);
ali@24: 	return FALSE;
ali@24:     }
ali@24:     if (!helper->transactions)
ali@24: 	plover_transaction_helper_check_vendor(helper,error);
ali@24:     g_object_ref(transaction);
ali@24:     helper->transactions=g_slist_append(helper->transactions,transaction);
ali@24:     if (report_action==RAZOR_INSTALL_ACTION_ADD)
ali@24:     {
ali@24: 	for(i=0;i<tasked_packages->len;i++)
ali@24: 	{
ali@24: 	    s=tasked_packages->strings[i];
ali@24: 	    if (!plover_vector_contains(helper->report_adding,s))
ali@24: 		plover_vector_append(helper->report_adding,s);
ali@24: 	}
ali@24: 	helper->report_adding_dependencies|=other_packages;
ali@24:     }
ali@24:     else
ali@24:     {
ali@24: 	for(i=0;i<tasked_packages->len;i++)
ali@24: 	{
ali@24: 	    s=tasked_packages->strings[i];
ali@24: 	    if (!plover_vector_contains(helper->report_removing,s))
ali@24: 		plover_vector_append(helper->report_removing,s);
ali@24: 	}
ali@24: 	helper->report_removing_dependants|=other_packages;
ali@24:     }
ali@24:     plover_vector_free(tasked_packages);
ali@24:     return TRUE;
ali@24: }
ali@24: 
ali@24: static PloverTransaction *
ali@24:   plover_transaction_helper_new_transaction(PloverTransactionHelper *helper,
ali@24:   GError **error)
ali@24: {
ali@24:     gboolean ok;
ali@24:     const char *base,*prefix;
ali@24:     GError *tmp_error=NULL;
ali@24:     PloverTransaction *transaction;
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),NULL);
ali@24:     prefix=plover_transaction_helper_get_prefix(helper,&tmp_error);
ali@24:     if (tmp_error)
ali@24:     {
ali@24: 	g_propagate_error(error,tmp_error);
ali@24: 	return NULL;
ali@24:     }
ali@24:     transaction=plover_transaction_new();
ali@24:     plover_transaction_set_prefix(transaction,prefix);
ali@24:     plover_transaction_set_installed(transaction,helper->installed);
ali@24:     if (helper->upstream)
ali@24: 	ok=plover_transaction_set_upstream(transaction,helper->upstream,error);
ali@24:     else
ali@24:     {
ali@24: 	base=plover_transaction_helper_get_base(helper);
ali@24: 	ok=plover_transaction_set_upstream_from_yum(transaction,base,error);
ali@24:     }
ali@24:     if (!ok)
ali@24:     {
ali@24: 	g_object_unref(transaction);
ali@24: 	transaction=NULL;
ali@24:     }
ali@24:     return transaction;
ali@24: }
ali@24: 
ali@24: struct plover_vector *plover_transaction_helper_group_get_default_packages(
ali@24:   PloverTransactionHelper *helper,const char *group,GError **error)
ali@24: {
ali@24:     gboolean changed;
ali@24:     struct comps *comps;
ali@24:     struct comps_group *grp;
ali@24:     struct comps_requirement *pkg;
ali@24:     struct plover_vector *default_packages;
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),FALSE);
ali@24:     comps=plover_transaction_helper_get_comps(helper,error);
ali@24:     if (!comps)
ali@24: 	return NULL;
ali@24:     grp=plover_comps_lookup_group(comps,group);
ali@24:     if (!grp)
ali@24:     {
ali@24: 	g_set_error(error,PLOVER_GENERAL_ERROR,
ali@24: 	  PLOVER_GENERAL_ERROR_FAILED,"%s: group not found",group);
ali@24: 	return NULL;
ali@24:     }
ali@24:     default_packages=plover_vector_new();
ali@24:     do
ali@24:     {
ali@24: 	changed=FALSE;
ali@24: 	for(pkg=grp->packages;pkg;pkg=pkg->next)
ali@24: 	{
ali@24: 	    if (plover_vector_contains(default_packages,pkg->name))
ali@24: 		continue;
ali@24: 	    if (pkg->type==COMPS_REQUIREMENT_DEFAULT ||
ali@24: 	      pkg->type==COMPS_REQUIREMENT_MANDATORY ||
ali@24: 	      pkg->type==COMPS_REQUIREMENT_CONDITIONAL &&
ali@24: 	      plover_vector_contains(default_packages,pkg->requires))
ali@24: 	    {
ali@24: 		changed=TRUE;
ali@24: 		plover_vector_append(default_packages,pkg->name);
ali@24: 	    }
ali@24: 	}
ali@24:     } while(changed);
ali@24:     return default_packages;
ali@24: }
ali@24: 
ali@24: /*
ali@24:  * Returns TRUE if there is work to be done or FALSE if the packages are
ali@24:  * already installed or on error.
ali@24:  */
ali@24: gboolean
ali@24:   plover_transaction_helper_install_packages(PloverTransactionHelper *helper,
ali@24:   struct plover_vector *packages,GError **error)
ali@24: {
ali@24:     gboolean retval;
ali@24:     PloverTransaction *transaction;
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),FALSE);
ali@24:     g_return_val_if_fail(packages != NULL,FALSE);
ali@24:     if (!packages->len)
ali@24:     {
ali@24: 	g_set_error(error,PLOVER_GENERAL_ERROR,
ali@24: 	  PLOVER_GENERAL_ERROR_NO_WORK,"No packages listed to be installed");
ali@24: 	return FALSE;
ali@24:     }
ali@24:     transaction=plover_transaction_helper_new_transaction(helper,error);
ali@24:     if (!transaction)
ali@24: 	return FALSE;
ali@24:     if (!plover_transaction_install(transaction,packages->strings,error))
ali@24:     {
ali@24: 	g_object_unref(transaction);
ali@24: 	return FALSE;
ali@24:     }
ali@24:     retval=plover_transaction_helper_add_transaction(helper,transaction,
ali@24:       packages,RAZOR_INSTALL_ACTION_ADD,error);
ali@24:     g_object_unref(transaction);
ali@24:     return retval;
ali@24: }
ali@24: 
ali@24: /*
ali@24:  * Returns TRUE if there is work to be done or FALSE if the group is
ali@24:  * already installed or on error.
ali@24:  */
ali@24: gboolean
ali@24:   plover_transaction_helper_install_group(PloverTransactionHelper *helper,
ali@24:   const char *group,GError **error)
ali@24: {
ali@24:     gboolean retval;
ali@24:     struct plover_vector *selected_packages;
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),FALSE);
ali@24:     selected_packages=plover_transaction_helper_group_get_default_packages(
ali@24:       helper,group,error);
ali@24:     if (!selected_packages)
ali@24: 	return FALSE;
ali@24:     if (!selected_packages->len)
ali@24:     {
ali@24: 	g_set_error(error,PLOVER_GENERAL_ERROR,
ali@24: 	  PLOVER_GENERAL_ERROR_FAILED,"%s: no default packages",group);
ali@24: 	plover_vector_free(selected_packages);
ali@24: 	return FALSE;
ali@24:     }
ali@24:     retval=plover_transaction_helper_install_packages(helper,selected_packages,
ali@24:       error);
ali@24:     plover_vector_free(selected_packages);
ali@24:     return retval;
ali@24: }
ali@24: 
ali@24: /*
ali@24:  * Returns TRUE if there is work to be done or FALSE if the group is
ali@24:  * not installed or on error.
ali@24:  */
ali@24: gboolean plover_transaction_helper_remove_group(PloverTransactionHelper *helper,
ali@24:   const char *group,GError **error)
ali@24: {
ali@24:     gboolean retval;
ali@24:     struct plover_vector *selected_packages;
ali@24:     PloverTransaction *transaction;
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),FALSE);
ali@24:     selected_packages=plover_transaction_helper_group_get_default_packages(
ali@24:       helper,group,error);
ali@24:     if (!selected_packages)
ali@24: 	return FALSE;
ali@24:     if (!selected_packages->len)
ali@24:     {
ali@24: 	g_set_error(error,PLOVER_GENERAL_ERROR,
ali@24: 	  PLOVER_GENERAL_ERROR_FAILED,"%s: no default packages",group);
ali@24: 	plover_vector_free(selected_packages);
ali@24: 	return FALSE;
ali@24:     }
ali@24:     transaction=plover_transaction_new();
ali@24:     plover_transaction_set_installed(transaction,helper->installed);
ali@24:     if (!plover_transaction_remove(transaction,selected_packages->strings,
ali@24:       error))
ali@24:     {
ali@24: 	plover_vector_free(selected_packages);
ali@24: 	g_object_unref(transaction);
ali@24: 	return FALSE;
ali@24:     }
ali@24:     retval=plover_transaction_helper_add_transaction(helper,transaction,
ali@24:       NULL,RAZOR_INSTALL_ACTION_REMOVE,error);
ali@24:     g_object_unref(transaction);
ali@24:     plover_vector_free(selected_packages);
ali@24:     return retval;
ali@24: }
ali@24: 
ali@24: /*
ali@24:  * Returns TRUE if there is work to be done or FALSE if all updates have
ali@24:  * already been applied or on error.
ali@24:  */
ali@24: gboolean plover_transaction_helper_update(PloverTransactionHelper *helper,
ali@24:   GError **error)
ali@24: {
ali@24:     gboolean retval;
ali@24:     PloverTransaction *transaction;
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),FALSE);
ali@24:     transaction=plover_transaction_helper_new_transaction(helper,error);
ali@24:     if (!transaction)
ali@24: 	return FALSE;
ali@24:     if (!plover_transaction_update(transaction,NULL,error))
ali@24:     {
ali@24: 	g_object_unref(transaction);
ali@24: 	return FALSE;
ali@24:     }
ali@24:     retval=plover_transaction_helper_add_transaction(helper,transaction,
ali@24:       NULL,RAZOR_INSTALL_ACTION_ADD,error);
ali@24:     g_object_unref(transaction);
ali@24:     return retval;
ali@24: }
ali@24: 
ali@24: gboolean plover_transaction_helper_get_visible(PloverTransactionHelper *helper)
ali@24: {
ali@24:     g_return_val_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper),FALSE);
ali@24:     if (helper->error_dialog)
ali@24: 	return TRUE;
ali@24:     else if (!helper->assistant)
ali@24: 	return FALSE;
ali@24:     else
ali@24: 	return gtk_widget_get_visible(GTK_WIDGET(helper->assistant));
ali@24: }
ali@24: 
ali@24: void plover_transaction_helper_present(PloverTransactionHelper *helper)
ali@24: {
ali@24:     g_return_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper));
ali@24:     if (helper->error_dialog)
ali@24: 	gtk_window_present(GTK_WINDOW(helper->error_dialog));
ali@24:     else if (helper->assistant)
ali@24: 	gtk_window_present(GTK_WINDOW(helper->assistant));
ali@24: }
ali@24: 
ali@24: static void
ali@24:   plover_transaction_helper_error_dialog_response(GtkDialog *error_dialog,
ali@24:   int response_id,PloverTransactionHelper *helper)
ali@24: {
ali@24:     g_signal_handlers_disconnect_by_data(error_dialog,helper);
ali@24:     if ((GtkWidget *)error_dialog==helper->error_dialog)
ali@24:     {
ali@24: 	gtk_widget_destroy(helper->error_dialog);
ali@24: 	helper->error_dialog=NULL;
ali@24: 	if (helper->assistant)
ali@24: 	{
ali@24: 	    gtk_widget_hide(GTK_WIDGET(helper->assistant));
ali@24: 	    gtk_assistant_set_current_page(helper->assistant,0);
ali@24: 	}
ali@24: 	g_signal_emit(helper,signals[CLOSE],0);
ali@24:     }
ali@24: }
ali@24: 
ali@24: const char *plover_transaction_helper_get_error(PloverTransactionHelper *helper,
ali@24:   const GError **error)
ali@24: {
ali@24:     g_return_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper));
ali@24:     if (!helper->error_dialog)
ali@24: 	return NULL;
ali@24:     if (error)
ali@24: 	*error=helper->error;
ali@24:     return helper->error_primary_text;
ali@24: }
ali@24: 
ali@24: void plover_transaction_helper_set_error(PloverTransactionHelper *helper,
ali@24:   const GError *error,const char *primary_text)
ali@24: {
ali@24:     GtkMessageType type;
ali@24:     GtkWindow *window;
ali@24:     g_return_if_fail(PLOVER_IS_TRANSACTION_HELPER(helper));
ali@24:     g_return_if_fail(error != NULL);
ali@24:     g_return_if_fail(primary_text != NULL);
ali@24:     if (helper->pulse_handler)
ali@24:     {
ali@24: 	g_source_remove(helper->pulse_handler);
ali@24: 	helper->pulse_handler=0;
ali@24:     }
ali@24:     if (helper->error_dialog)
ali@24:     {
ali@24: 	gtk_widget_destroy(helper->error_dialog);
ali@24: 	helper->error_dialog=NULL;
ali@24:     }
ali@24:     g_free(helper->error_primary_text);
ali@24:     helper->error_primary_text=g_strdup(primary_text);
ali@24:     g_clear_error(&helper->error);
ali@24:     helper->error=g_error_copy(error);
ali@24:     if (g_error_matches(error,PLOVER_GENERAL_ERROR,
ali@24:       PLOVER_GENERAL_ERROR_NO_WORK))
ali@24: 	type=GTK_MESSAGE_INFO;
ali@24:     else
ali@24: 	type=GTK_MESSAGE_ERROR;
ali@24:     if (helper->assistant)
ali@24: 	window=GTK_WINDOW(helper->assistant);
ali@24:     else
ali@24:     	window=NULL;
ali@24:     helper->error_dialog=gtk_message_dialog_new(window,
ali@24:       GTK_DIALOG_DESTROY_WITH_PARENT,type,GTK_BUTTONS_CLOSE,primary_text);
ali@24:     gtk_message_dialog_format_secondary_text(
ali@24:       GTK_MESSAGE_DIALOG(helper->error_dialog),error->message);
ali@24:     gtk_widget_show(helper->error_dialog);
ali@24:     g_signal_connect(helper->error_dialog,"response",
ali@24:       G_CALLBACK(plover_transaction_helper_error_dialog_response),helper);
ali@24: }