src/gtkconn.c

/*
 * @file gtkconn.c GTK+ Connection API
 * @ingroup gtkui
 *
 * gaim
 *
 * Gaim is the legal property of its developers, whose names are too numerous
 * to list here.  Please refer to the COPYRIGHT file distributed with this
 * source distribution.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
#include "internal.h"
#include "gtkgaim.h"

#include "account.h"
#include "debug.h"
#include "notify.h"
#include "prefs.h"
#include "gtkblist.h"
#include "gtkstatusbox.h"
#include "gtkstock.h"
#include "util.h"

#include "gtkblist.h"
#include "gtkdialogs.h"
#include "gtkutils.h"

static void gaim_gtk_connection_connect_progress(GaimConnection *gc,
		const char *text, size_t step, size_t step_count)
{
	GaimGtkBuddyList *gtkblist = gaim_gtk_blist_get_default_gtk_blist();
	if (!gtkblist)
		return;
	gtk_gaim_status_box_set_connecting(GTK_GAIM_STATUS_BOX(gtkblist->statusbox),
					   (gaim_connections_get_connecting() != NULL));
	gtk_gaim_status_box_pulse_connecting(GTK_GAIM_STATUS_BOX(gtkblist->statusbox));
}

static void gaim_gtk_connection_connected(GaimConnection *gc)
{
	GaimGtkBuddyList *gtkblist = gaim_gtk_blist_get_default_gtk_blist();
	if (!gtkblist)
		return;
	gtk_gaim_status_box_set_connecting(GTK_GAIM_STATUS_BOX(gtkblist->statusbox),
					   (gaim_connections_get_connecting() != NULL));
	gaim_gtk_blist_update_protocol_actions();

}

static void gaim_gtk_connection_disconnected(GaimConnection *gc)
{
	GaimGtkBuddyList *gtkblist = gaim_gtk_blist_get_default_gtk_blist();
	if (!gtkblist)
		return;
	gtk_gaim_status_box_set_connecting(GTK_GAIM_STATUS_BOX(gtkblist->statusbox),
					   (gaim_connections_get_connecting() != NULL));
	gaim_gtk_blist_update_protocol_actions();

	if (gaim_connections_get_all() != NULL)
		return;

	gaim_gtkdialogs_destroy_all();
}

static void gaim_gtk_connection_notice(GaimConnection *gc,
		const char *text)
{
}

/*
 * The next couple of functions deal with the disconnected dialog
 */
struct disconnect_window {
	GtkWidget *window;
	GtkWidget *treeview;
	GtkWidget *sw;
	GtkWidget *label;
	GtkWidget *reconnect_btn;
	GtkWidget *reconnectall_btn;
};
static struct disconnect_window *disconnect_window = NULL;

static void disconnect_connection_change_cb(GaimConnection *gc, void *data);

/*
 * Destroy the dialog and remove the signals associated with it.
 */
static void disconnect_window_hide()
{
	gaim_signal_disconnect(gaim_connections_get_handle(), "signed-on",
			disconnect_window, GAIM_CALLBACK(disconnect_connection_change_cb));

	gaim_signal_disconnect(gaim_connections_get_handle(), "signed-off",
			disconnect_window, GAIM_CALLBACK(disconnect_connection_change_cb));

	gtk_widget_destroy(disconnect_window->window);
	g_free(disconnect_window);
	disconnect_window = NULL;
}

/*
 * Make sure the Reconnect and Reconnect All buttons are correctly 
 * shown or hidden.  Also make sure the label on the Reconnect 
 * button is correctly set to either Reconnect or Remove.  If there 
 * is more than one account then make sure the GtkTreeView is shown.  
 * If there are no accounts disconnected then hide the dialog.
 */
static void disconnect_window_update_buttons()
{
	GtkTreeIter iter;
	GtkTreeSelection *sel;
	GtkTreeModel *model;
	char *label_text;
	GaimAccount *account = NULL;

	if (disconnect_window == NULL)
		return;

	model = gtk_tree_view_get_model(GTK_TREE_VIEW(disconnect_window->treeview));

	if (model == NULL)
		return;

	if (!gtk_tree_model_get_iter_first(model, &iter)) {
		/* No more accounts being shown.  Caloo calay! */
		disconnect_window_hide();
		return;
	}

	/*
	 * If we have more than one disconnected account then show the 
	 * GtkTreeView and the "Reconnect All" button
	 */
	if (gtk_tree_model_iter_next(model, &iter)) {
		gtk_widget_show_all(disconnect_window->sw);
		gtk_widget_show(disconnect_window->reconnectall_btn);
	} else {
		gtk_widget_hide_all(disconnect_window->sw);
		gtk_widget_hide(disconnect_window->reconnectall_btn);
	}

	/*
	 * Make sure one of the accounts is selected.
	 */
	sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(disconnect_window->treeview));
	if (!gtk_tree_selection_get_selected(sel, &model, &iter)) {
		gtk_tree_model_get_iter_first(model, &iter);
		gtk_tree_selection_select_iter(sel, &iter);
	}

	/*
	 * Update the Reconnect/Remove button appropriately and set the 
	 * label in the dialog to what it should be.  If there is only 
	 * one account in the tree model, and that account is connected, 
	 * then we don't show the remove button.
	 */
	gtk_tree_model_get(model, &iter, 3, &label_text, 4, &account, -1);
	gtk_button_set_label(GTK_BUTTON(disconnect_window->reconnect_btn),
		gaim_account_is_connected(account) ? _("_Remove") : _("_Reconnect"));
	gtk_label_set_markup(GTK_LABEL(disconnect_window->label), label_text);
	gtk_dialog_set_response_sensitive(GTK_DIALOG(disconnect_window->window), GTK_RESPONSE_ACCEPT, TRUE);
	gtk_tree_model_get_iter_first(model, &iter);
	if (gaim_account_is_connected(account) && !(gtk_tree_model_iter_next(model, &iter)))
		gtk_widget_hide(disconnect_window->reconnect_btn);
	else
		gtk_widget_show(disconnect_window->reconnect_btn);
	g_free(label_text);
}

static void disconnect_response_cb(GtkDialog *dialog, gint id, GtkWidget *widget)
{
	GtkTreeIter iter;
	GtkTreeSelection *sel = NULL;
	GtkTreeModel *model = NULL;
	GaimAccount *account = NULL;

	switch (id) {
	case GTK_RESPONSE_APPLY: /* Reconnect All */
		model = gtk_tree_view_get_model(GTK_TREE_VIEW(disconnect_window->treeview));
		if (gtk_tree_model_get_iter_first(model, &iter)) {
			/* tree rows to be deleted */
			GList *l_del = NULL, *l_del_iter = NULL;
			/* accounts to be connected */
			GList *l_accts = NULL, *l_accts_iter = NULL;
			do {
				GtkTreePath *path = gtk_tree_model_get_path(model, &iter);
				GtkTreeRowReference* del_row = gtk_tree_row_reference_new(model, path);
				l_del = g_list_append(l_del, del_row);
				gtk_tree_path_free(path);

				gtk_tree_model_get(model, &iter, 4, &account, -1);
				if (!gaim_account_is_connected(account) && g_list_find(l_accts, account) == NULL)
					l_accts = g_list_append(l_accts, account);
			} while (gtk_tree_model_iter_next(model, &iter));

			/* remove all rows */
			/* We could just do the following, but we only want to remove accounts 
			 * that are going to be reconnected, not accounts that have already 
			 * been reconnected.
			 */
			/* gtk_list_store_clear(GTK_LIST_STORE(model)); */
			l_del_iter = l_del;
			while (l_del_iter != NULL) {
				GtkTreeRowReference* del_row = l_del_iter->data;
				GtkTreePath *path = gtk_tree_row_reference_get_path(del_row);
				if (gtk_tree_model_get_iter(model, &iter, path))
					gtk_list_store_remove(GTK_LIST_STORE(model), &iter);
				gtk_tree_path_free(path);
				gtk_tree_row_reference_free(del_row);
				l_del_iter = l_del_iter->next;
			}
			g_list_free(l_del);

			/* reconnect disconnected accounts */
			l_accts_iter = l_accts;
			while (l_accts_iter != NULL) {
				account = l_accts_iter->data;
				gaim_account_connect(account);
				l_accts_iter = l_accts_iter->next;
			}
			g_list_free(l_accts);

		}

		disconnect_window_update_buttons();

		break;

	case GTK_RESPONSE_ACCEPT: /* Reconnect Selected */
		model = gtk_tree_view_get_model(GTK_TREE_VIEW(disconnect_window->treeview));

		/*
		 * If we have more than one account disconnection displayed, then 
		 * the scroll window is visible and we should use the selected 
		 * account to reconnect.
		 */
		if (GTK_WIDGET_VISIBLE(disconnect_window->sw)) {
			sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(disconnect_window->treeview));
			if (!gtk_tree_selection_get_selected(sel, &model, &iter))
				return;
		} else {
			/* There is only one account disconnection, so reconnect to it. */
			if (!gtk_tree_model_get_iter_first(model, &iter))
				return;
		}

		/* remove all disconnections of the account to be reconnected */
		gtk_tree_model_get(model, &iter, 4, &account, -1);
		if (gtk_tree_model_get_iter_first(model, &iter)) {
			GList *l_del = NULL, *l_del_iter = NULL;
			GaimAccount *account2 = NULL;
			do {
				gtk_tree_model_get(model, &iter, 4, &account2, -1);
				if (account2 == account) {
					GtkTreePath *path = gtk_tree_model_get_path(model, &iter);
					GtkTreeRowReference* del_row = gtk_tree_row_reference_new(model, path);
					l_del = g_list_append(l_del, del_row);
					gtk_tree_path_free(path);
				}
			} while (gtk_tree_model_iter_next(model, &iter));

			l_del_iter = l_del;
			while (l_del_iter != NULL) {
				GtkTreeRowReference* del_row = l_del_iter->data;
				GtkTreePath *path = gtk_tree_row_reference_get_path(del_row);
				if (gtk_tree_model_get_iter(model, &iter, path))
					gtk_list_store_remove(GTK_LIST_STORE(model), &iter);
				gtk_tree_path_free(path);
				gtk_tree_row_reference_free(del_row);
				l_del_iter = l_del_iter->next;
			}
			g_list_free(l_del);
		}

		gaim_account_connect(account);
		disconnect_window_update_buttons();

		break;

	case GTK_RESPONSE_DELETE_EVENT:
	case GTK_RESPONSE_CLOSE:
		disconnect_window_hide();
		break;

	}
}

/*
 * Called whenever a different account is selected in the GtkListWhatever.
 */
static void disconnect_tree_cb(GtkTreeSelection *sel, GtkTreeModel *model)
{
	disconnect_window_update_buttons();
}

/*
 * Update the icon next to the account in the disconnect dialog, and 
 * gray the Reconnect All button if there is only 1 disconnected account.
 */
static void disconnect_connection_change_cb(GaimConnection *gc, void *data) {
	GaimAccount *account = gaim_connection_get_account(gc);
	GtkTreeIter iter;
	GtkTreeModel *model;
	GdkPixbuf *icon;
	GdkPixbuf *scale;
	GList *l_disc_accts = NULL;

	if (disconnect_window == NULL)
		return;

	model = gtk_tree_view_get_model(GTK_TREE_VIEW(disconnect_window->treeview));
	icon = gaim_gtk_create_prpl_icon(account);
	scale = gdk_pixbuf_scale_simple(icon, 16, 16, GDK_INTERP_BILINEAR);

	/* Mark all disconnections w/ the account type disconnected /w grey icon */
	if (!gaim_account_is_connected(account))
		gdk_pixbuf_saturate_and_pixelate(scale, scale, 0.0, FALSE);

	gtk_tree_model_get_iter_first(model, &iter);
	do {
		GaimAccount *account2 = NULL;
		/* Gray out the icon if this row is for this account */
		gtk_tree_model_get(model, &iter, 4, &account2, -1);
		if (account2 == account)
			gtk_list_store_set(GTK_LIST_STORE(model), &iter, 0, scale, -1);

		/* Add  */
		if (!gaim_account_is_connected(account2)
				&& g_list_find(l_disc_accts, account2) == NULL)
			l_disc_accts = g_list_append(l_disc_accts, account2);
	} while (gtk_tree_model_iter_next(model, &iter));

	gtk_dialog_set_response_sensitive(
		GTK_DIALOG(disconnect_window->window),
		GTK_RESPONSE_APPLY,
		g_list_length(l_disc_accts) > 1);
	g_list_free(l_disc_accts);

	if (icon != NULL)
		g_object_unref(G_OBJECT(icon));
	if (scale  != NULL)
		g_object_unref(G_OBJECT(scale));

	disconnect_window_update_buttons();
}

static void
gaim_gtk_connection_report_disconnect(GaimConnection *gc, const char *text)
{
	char *label_text = NULL;
	GtkTreeIter new_iter;
	GtkListStore *list_store;
	GtkTreeViewColumn *col;
	GtkTreeSelection *sel = NULL;

	label_text = g_strdup_printf(_("<span weight=\"bold\" size=\"larger\">%s has been disconnected.</span>\n\n%s\n%s"),
				     gaim_account_get_username(gaim_connection_get_account(gc)), gaim_date_full(),
				     text ? text : _("Reason Unknown."));

	/* Build the window if it isn't there yet */
	if (!disconnect_window) {
		GtkWidget *hbox, *vbox, *img;
		GtkCellRenderer *rend, *rend2;

		disconnect_window = g_new0(struct disconnect_window, 1);
		disconnect_window->window = gtk_dialog_new_with_buttons(_("Disconnected"), NULL, GTK_DIALOG_NO_SEPARATOR, NULL);
		g_signal_connect(G_OBJECT(disconnect_window->window), "response", G_CALLBACK(disconnect_response_cb), disconnect_window);

		gtk_container_set_border_width(GTK_CONTAINER(disconnect_window->window), 6);
		gtk_window_set_resizable(GTK_WINDOW(disconnect_window->window), FALSE);
		gtk_dialog_set_has_separator(GTK_DIALOG(disconnect_window->window), FALSE);
		gtk_box_set_spacing(GTK_BOX(GTK_DIALOG(disconnect_window->window)->vbox), 12);
		gtk_container_set_border_width(GTK_CONTAINER(GTK_DIALOG(disconnect_window->window)->vbox), 6);

		hbox = gtk_hbox_new(FALSE, 12);
		gtk_container_add(GTK_CONTAINER(GTK_DIALOG(disconnect_window->window)->vbox), hbox);
		img = gtk_image_new_from_stock(GAIM_STOCK_DIALOG_ERROR, GTK_ICON_SIZE_DIALOG);
		gtk_misc_set_alignment(GTK_MISC(img), 0, 0);
		gtk_box_pack_start(GTK_BOX(hbox), img, FALSE, FALSE, 0);

		vbox = gtk_vbox_new(FALSE, 12);
		gtk_box_pack_start(GTK_BOX(hbox), vbox, FALSE, FALSE, 0);

		disconnect_window->label = gtk_label_new(label_text);

		gtk_label_set_line_wrap(GTK_LABEL(disconnect_window->label), TRUE);
		gtk_misc_set_alignment(GTK_MISC(disconnect_window->label), 0, 0);
		gtk_box_pack_start(GTK_BOX(vbox), disconnect_window->label, FALSE, FALSE, 0);

		disconnect_window->reconnect_btn = gtk_dialog_add_button(
			GTK_DIALOG(disconnect_window->window),
			_("_Reconnect"),
			GTK_RESPONSE_ACCEPT);

		disconnect_window->reconnectall_btn = gtk_dialog_add_button(
			GTK_DIALOG(disconnect_window->window),
			_("Reconnect _All"),
			GTK_RESPONSE_APPLY);

		gtk_dialog_add_button(
			GTK_DIALOG(disconnect_window->window),
			GTK_STOCK_CLOSE,
			GTK_RESPONSE_CLOSE);

		gtk_widget_show_all(disconnect_window->window);

		/* Tree View */
		disconnect_window->sw = gtk_scrolled_window_new(NULL,NULL);
		gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(disconnect_window->sw), GTK_SHADOW_IN);
		gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(disconnect_window->sw), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
		gtk_box_pack_start(GTK_BOX(vbox), disconnect_window->sw, TRUE, TRUE, 0);

		list_store = gtk_list_store_new(5, GDK_TYPE_PIXBUF, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_POINTER);
		disconnect_window->treeview = gtk_tree_view_new_with_model(GTK_TREE_MODEL(list_store));

		rend = gtk_cell_renderer_pixbuf_new();
		rend2 = gtk_cell_renderer_text_new();
		col = gtk_tree_view_column_new();
		gtk_tree_view_column_set_title(col, _("Account"));
		gtk_tree_view_column_pack_start(col, rend, FALSE);
		gtk_tree_view_column_pack_start(col, rend2, FALSE);
		gtk_tree_view_column_set_attributes(col, rend, "pixbuf", 0, NULL);
		gtk_tree_view_column_set_attributes(col, rend2, "text", 1, NULL);
		gtk_tree_view_append_column (GTK_TREE_VIEW(disconnect_window->treeview), col);

		rend = gtk_cell_renderer_text_new();
		col = gtk_tree_view_column_new_with_attributes (_("Time"),
								rend, "text", 2, NULL);
		gtk_tree_view_append_column (GTK_TREE_VIEW(disconnect_window->treeview), col);

		g_object_unref(G_OBJECT(list_store));
		gtk_container_add(GTK_CONTAINER(disconnect_window->sw), disconnect_window->treeview);

		sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (disconnect_window->treeview));
		gtk_widget_set_size_request(disconnect_window->treeview, -1, 96);
		g_signal_connect (G_OBJECT (sel), "changed",
				  G_CALLBACK (disconnect_tree_cb), list_store);

		gaim_signal_connect(gaim_connections_get_handle(), "signed-on",
				disconnect_window, GAIM_CALLBACK(disconnect_connection_change_cb), NULL);

		gaim_signal_connect(gaim_connections_get_handle(), "signed-off",
				disconnect_window, GAIM_CALLBACK(disconnect_connection_change_cb), NULL);
	} else
		list_store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(disconnect_window->treeview)));

	/* Add this account to our list of disconnected accounts */
	gtk_list_store_append(list_store, &new_iter);
	gtk_list_store_set(list_store, &new_iter,
			   0, NULL,
			   1, gaim_account_get_username(gaim_connection_get_account(gc)),
			   2, gaim_date_full(),
			   3, label_text,
			   4, gaim_connection_get_account(gc), -1);

	/* Make sure the newly disconnected account is selected */
	sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(disconnect_window->treeview));
	gtk_tree_selection_select_iter(sel, &new_iter);

	disconnect_window_update_buttons();

	g_free(label_text);
}
/*
 * End of disconnected dialog
 */

static GaimConnectionUiOps conn_ui_ops =
{
	gaim_gtk_connection_connect_progress,
	gaim_gtk_connection_connected,
	gaim_gtk_connection_disconnected,
	gaim_gtk_connection_notice,
	gaim_gtk_connection_report_disconnect
};

GaimConnectionUiOps *
gaim_gtk_connections_get_ui_ops(void)
{
	return &conn_ui_ops;
}