path: root/libempathy-gtk/empathy-new-chatroom-dialog.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 * Copyright (C) 2006-2007 Imendio AB
 * Copyright (C) 2007 Collabora Ltd.
 *
 * 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.
 * 
 * Authors: Martyn Russell <martyn@imendio.com>
 *          Xavier Claessens <xclaesse@gmail.com>
 */

#include "config.h"

#include <string.h>
#include <stdio.h>

#include <gtk/gtk.h>
#include <glade/glade.h>
#include <glib.h>
#include <glib/gi18n.h>

#include <libmissioncontrol/mission-control.h>
#include <libmissioncontrol/mc-account.h>
#include <libmissioncontrol/mc-profile.h>

#include <libempathy/empathy-utils.h>
#include <libempathy/empathy-debug.h>

#include "empathy-new-chatroom-dialog.h"
#include "empathy-account-chooser.h"
//#include "empathy-chatrooms-window.h"
#include "empathy-ui-utils.h"
#include "ephy-spinner.h"

#define DEBUG_DOMAIN "NewChatroomDialog"

typedef struct {
    GtkWidget        *window;

    GtkWidget        *vbox_widgets;

    GtkWidget        *hbox_account;
    GtkWidget        *label_account;
    GtkWidget        *account_chooser;

    GtkWidget        *hbox_server;
    GtkWidget        *label_server;
    GtkWidget        *entry_server;
    GtkWidget        *togglebutton_refresh;
    
    GtkWidget        *hbox_room;
    GtkWidget        *label_room;
    GtkWidget        *entry_room;

    GtkWidget        *hbox_nick;
    GtkWidget        *label_nick;
    GtkWidget        *entry_nick;

    GtkWidget        *vbox_browse;
    GtkWidget        *image_status;
    GtkWidget        *label_status;
    GtkWidget        *hbox_status;
    GtkWidget        *throbber;
    GtkWidget        *treeview;
    GtkTreeModel     *model;
    GtkTreeModel     *filter;

    GtkWidget        *button_join;
    GtkWidget        *button_close;
} EmpathyNewChatroomDialog;

typedef struct {
    guint  handle;
    gchar *channel_type;
    gchar *name;
    gchar *id;
} EmpathyRoomListItem;

enum {
    COL_IMAGE,
    COL_NAME,
    COL_POINTER,
    COL_COUNT
};

static void     new_chatroom_dialog_response_cb                     (GtkWidget               *widget,
                                     gint                     response,
                                     EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_destroy_cb                      (GtkWidget               *widget,
                                     EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_model_setup                     (EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_model_add_columns               (EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_update_buttons                  (EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_update_widgets                  (EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_account_changed_cb              (GtkComboBox             *combobox,
                                     EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_model_add                       (EmpathyNewChatroomDialog *dialog,
                                     EmpathyRoomListItem     *item);
static void     new_chatroom_dialog_model_clear                     (EmpathyNewChatroomDialog *dialog);
static GList *  new_chatroom_dialog_model_get_selected              (EmpathyNewChatroomDialog *dialog);
static gboolean new_chatroom_dialog_model_filter_func               (GtkTreeModel            *model,
                                     GtkTreeIter             *iter,
                                     EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_model_row_activated_cb          (GtkTreeView             *tree_view,
                                     GtkTreePath             *path,
                                     GtkTreeViewColumn       *column,
                                     EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_model_row_inserted_cb           (GtkTreeModel            *model,
                                     GtkTreePath             *path,
                                     GtkTreeIter             *iter,
                                     EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_model_row_deleted_cb            (GtkTreeModel            *model,
                                     GtkTreePath             *path,
                                     EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_model_selection_changed         (GtkTreeSelection        *selection,
                                     EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_join                            (EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_entry_changed_cb                (GtkWidget               *entry,
                                     EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_browse_start                    (EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_browse_stop                     (EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_entry_server_activate_cb        (GtkWidget               *widget,
                                     EmpathyNewChatroomDialog *dialog);
static void     new_chatroom_dialog_togglebutton_refresh_toggled_cb (GtkWidget               *widget,
                                     EmpathyNewChatroomDialog *dialog);

static EmpathyNewChatroomDialog *dialog_p = NULL;

void
empathy_new_chatroom_dialog_show (GtkWindow *parent)
{
    EmpathyNewChatroomDialog *dialog;
    GladeXML                *glade;
    GList                   *accounts;
    gint                     account_num;
    GtkSizeGroup            *size_group;

    if (dialog_p) {
        gtk_window_present (GTK_WINDOW (dialog_p->window));
        return;
    }

    dialog_p = dialog = g_new0 (EmpathyNewChatroomDialog, 1);

    glade = empathy_glade_get_file ("empathy-new-chatroom-dialog.glade",
                       "new_chatroom_dialog",
                       NULL,
                       "new_chatroom_dialog", &dialog->window,
                       "hbox_account", &dialog->hbox_account,
                       "label_account", &dialog->label_account,
                       "vbox_widgets", &dialog->vbox_widgets,
                       "label_server", &dialog->label_server,
                       "label_room", &dialog->label_room,
                       "label_nick", &dialog->label_nick,
                       "hbox_server", &dialog->hbox_server,
                       "hbox_room", &dialog->hbox_room,
                       "hbox_nick", &dialog->hbox_nick,
                       "entry_server", &dialog->entry_server,
                       "entry_room", &dialog->entry_room,
                       "entry_nick", &dialog->entry_nick,
                       "togglebutton_refresh", &dialog->togglebutton_refresh,
                       "vbox_browse", &dialog->vbox_browse,
                       "image_status", &dialog->image_status,
                       "label_status", &dialog->label_status,
                       "hbox_status", &dialog->hbox_status,
                       "treeview", &dialog->treeview,
                       "button_join", &dialog->button_join,
                       NULL);

    empathy_glade_connect (glade,
                  dialog,
                  "new_chatroom_dialog", "response", new_chatroom_dialog_response_cb,
                  "new_chatroom_dialog", "destroy", new_chatroom_dialog_destroy_cb,
                  "entry_nick", "changed", new_chatroom_dialog_entry_changed_cb,
                  "entry_server", "changed", new_chatroom_dialog_entry_changed_cb,
                  "entry_server", "activate", new_chatroom_dialog_entry_server_activate_cb,
                  "entry_room", "changed", new_chatroom_dialog_entry_changed_cb,
                  "togglebutton_refresh", "toggled", new_chatroom_dialog_togglebutton_refresh_toggled_cb,
                  NULL);

    g_object_unref (glade);

    g_object_add_weak_pointer (G_OBJECT (dialog->window), (gpointer) &dialog_p);

    /* Label alignment */
    size_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);

    gtk_size_group_add_widget (size_group, dialog->label_account);
    gtk_size_group_add_widget (size_group, dialog->label_server);
    gtk_size_group_add_widget (size_group, dialog->label_room);
    gtk_size_group_add_widget (size_group, dialog->label_nick);

    g_object_unref (size_group);

    /* Account chooser for custom */
    dialog->account_chooser = empathy_account_chooser_new ();
    gtk_box_pack_start (GTK_BOX (dialog->hbox_account),
                dialog->account_chooser,
                TRUE, TRUE, 0);
    gtk_widget_show (dialog->account_chooser);

    g_signal_connect (GTK_COMBO_BOX (dialog->account_chooser), "changed",
              G_CALLBACK (new_chatroom_dialog_account_changed_cb),
              dialog);

    /* Populate */
    accounts = mc_accounts_list ();
    account_num = g_list_length (accounts);

    g_list_foreach (accounts, (GFunc) g_object_unref, NULL);
    g_list_free (accounts);

    if (account_num > 1) {
        gtk_widget_show (dialog->hbox_account);
    } else {
        /* Show no accounts combo box */
        gtk_widget_hide (dialog->hbox_account);
    }

    /* Add throbber */
    dialog->throbber = ephy_spinner_new ();
    ephy_spinner_set_size (EPHY_SPINNER (dialog->throbber), GTK_ICON_SIZE_LARGE_TOOLBAR);
    gtk_widget_show (dialog->throbber);

    gtk_box_pack_start (GTK_BOX (dialog->hbox_status), dialog->throbber, 
                FALSE, FALSE, 0);

    /* Set up chatrooms treeview */
    new_chatroom_dialog_model_setup (dialog);

    /* Set things up according to the account type */
    new_chatroom_dialog_update_widgets (dialog);

    if (parent) {
        gtk_window_set_transient_for (GTK_WINDOW (dialog->window),
                          GTK_WINDOW (parent));
    }

    gtk_widget_show (dialog->window);
}

static void
new_chatroom_dialog_response_cb (GtkWidget               *widget,
                 gint                     response,
                 EmpathyNewChatroomDialog *dialog)
{
    if (response == GTK_RESPONSE_OK) {
        new_chatroom_dialog_join (dialog);
    }

    gtk_widget_destroy (widget);
}

static void
new_chatroom_dialog_destroy_cb (GtkWidget               *widget,
                EmpathyNewChatroomDialog *dialog)
{
    g_object_unref (dialog->model);  
    g_object_unref (dialog->filter); 

    g_free (dialog);
}

static void
new_chatroom_dialog_model_setup (EmpathyNewChatroomDialog *dialog)
{
    GtkTreeView      *view;
    GtkListStore     *store;
    GtkTreeSelection *selection;

    /* View */
    view = GTK_TREE_VIEW (dialog->treeview);

    g_signal_connect (view, "row-activated",
              G_CALLBACK (new_chatroom_dialog_model_row_activated_cb),
              dialog);

    /* Store/Model */
    store = gtk_list_store_new (COL_COUNT,
                    G_TYPE_STRING,       /* Image */
                    G_TYPE_STRING,       /* Text */
                    G_TYPE_POINTER);     /* infos */

    dialog->model = GTK_TREE_MODEL (store);

    /* Filter */
    dialog->filter = gtk_tree_model_filter_new (dialog->model, NULL);

    gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (dialog->filter),
                        (GtkTreeModelFilterVisibleFunc)
                        new_chatroom_dialog_model_filter_func,
                        dialog,
                        NULL);

    gtk_tree_view_set_model (view, dialog->filter);

    g_signal_connect (dialog->filter, "row-inserted",
              G_CALLBACK (new_chatroom_dialog_model_row_inserted_cb),
              dialog);
    g_signal_connect (dialog->filter, "row-deleted",
              G_CALLBACK (new_chatroom_dialog_model_row_deleted_cb),
              dialog);

    /* Selection */
    selection = gtk_tree_view_get_selection (view);
    gtk_tree_selection_set_mode (selection, GTK_SELECTION_MULTIPLE);
    gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (store),
                          COL_NAME, GTK_SORT_ASCENDING);

    g_signal_connect (selection, "changed",
              G_CALLBACK (new_chatroom_dialog_model_selection_changed), dialog);

    /* Columns */
    new_chatroom_dialog_model_add_columns (dialog);
}

static void
new_chatroom_dialog_model_add_columns (EmpathyNewChatroomDialog *dialog)
{
    GtkTreeView       *view;
    GtkTreeViewColumn *column;
    GtkCellRenderer   *cell;

    view = GTK_TREE_VIEW (dialog->treeview);
    gtk_tree_view_set_headers_visible (view, FALSE);

    /* Chatroom pointer */
    column = gtk_tree_view_column_new ();
    gtk_tree_view_column_set_title (column, _("Chat Rooms"));

    cell = gtk_cell_renderer_pixbuf_new ();
    gtk_tree_view_column_pack_start (column, cell, FALSE);

    cell = gtk_cell_renderer_text_new ();
    g_object_set (cell,
              "xpad", (guint) 4,
              "ypad", (guint) 1,
              "ellipsize", PANGO_ELLIPSIZE_END,
              NULL);

    gtk_tree_view_column_pack_start (column, cell, TRUE);

    gtk_tree_view_column_set_expand (column, TRUE);
    gtk_tree_view_append_column (view, column);
}

static void
new_chatroom_dialog_update_buttons (EmpathyNewChatroomDialog *dialog)
{
    GtkButton            *button;
    GtkWidget            *image;
    GtkTreeView          *view;
    GtkTreeModel         *model;
    guint                 items;
    const gchar          *room;

    /* Sort out Join button. */
    button = GTK_BUTTON (dialog->button_join);
    
    image = gtk_button_get_image (button);
    if (!image) {
        image = gtk_image_new ();
        gtk_button_set_image (button, image);
    }
    //gtk_button_set_use_stock (button, FALSE);

    room = gtk_entry_get_text (GTK_ENTRY (dialog->entry_room));

    /* Collect necessary information first. */
    view = GTK_TREE_VIEW (dialog->treeview);
    model = gtk_tree_view_get_model (view);
    items = gtk_tree_model_iter_n_children (model, NULL);
        
    if (items < 1 && !G_STR_EMPTY (room)) {
        gtk_button_set_label (button, _("Create"));
        gtk_image_set_from_stock (GTK_IMAGE (image),
                      GTK_STOCK_NEW,
                      GTK_ICON_SIZE_BUTTON);
    } else {
        gtk_button_set_label (button, _("Join"));
        gtk_image_set_from_stock (GTK_IMAGE (image),
                      GTK_STOCK_EXECUTE,
                      GTK_ICON_SIZE_BUTTON);
    }

    gtk_widget_set_sensitive (dialog->button_join, !G_STR_EMPTY (room));
}

static void
new_chatroom_dialog_update_widgets (EmpathyNewChatroomDialog *dialog)
{
    EmpathyAccountChooser *account_chooser;
    McAccount            *account;
    McProfile            *profile;
    const gchar          *protocol;
    
    account_chooser = EMPATHY_ACCOUNT_CHOOSER (dialog->account_chooser);
    account = empathy_account_chooser_get_account (account_chooser);
    profile = mc_account_get_profile (account);
    protocol = mc_profile_get_protocol_name (profile);

    /* hardcode here known protocols */
    if (strcmp (protocol, "jabber") == 0) {
        const gchar *server;

        server = mc_profile_get_default_account_domain (profile);
        if (server) {
            gchar *conference_server;

            conference_server = g_strconcat ("conference.",
                             server, NULL);
            gtk_entry_set_text (GTK_ENTRY (dialog->entry_server),
                               conference_server);
            g_free (conference_server);
        }

        gtk_widget_show (dialog->hbox_server);
        gtk_widget_show (dialog->hbox_nick);
        gtk_widget_show (dialog->vbox_browse);

    }
    else if (strcmp (protocol, "salut") == 0) {
        gtk_widget_hide (dialog->hbox_server);
        gtk_widget_show (dialog->hbox_nick);
        gtk_widget_show (dialog->vbox_browse);      
    }
    else if (strcmp (protocol, "irc") == 0) {
        gtk_widget_hide (dialog->hbox_server);
        gtk_widget_hide (dialog->hbox_nick);
        gtk_widget_show (dialog->vbox_browse);      
    } else {
        gtk_widget_hide (dialog->hbox_server);
        gtk_widget_hide (dialog->hbox_nick);
        gtk_widget_hide (dialog->vbox_browse);
    }

    new_chatroom_dialog_update_buttons (dialog);

    /* Final set up of the dialog */
    gtk_widget_grab_focus (dialog->entry_room);

    g_object_unref (account);
    g_object_unref (profile);
}

static void
new_chatroom_dialog_account_changed_cb (GtkComboBox             *combobox,
                    EmpathyNewChatroomDialog *dialog)
{
    new_chatroom_dialog_update_widgets (dialog);
}

static void
new_chatroom_dialog_model_add (EmpathyNewChatroomDialog *dialog,
                   EmpathyRoomListItem     *item)
{
    GtkTreeView      *view;
    GtkTreeSelection *selection;
    GtkListStore     *store;
    GtkTreeIter       iter;

    /* Add to model */
    view = GTK_TREE_VIEW (dialog->treeview);
    selection = gtk_tree_view_get_selection (view);
    store = GTK_LIST_STORE (dialog->model);

    gtk_list_store_append (store, &iter);

    gtk_list_store_set (store, &iter,
                COL_NAME, item->name,
                COL_POINTER, item,
                -1);
}

static void
new_chatroom_dialog_model_clear (EmpathyNewChatroomDialog *dialog)
{
    GtkListStore *store;

    store = GTK_LIST_STORE (dialog->model);
    gtk_list_store_clear (store);
}

static GList *
new_chatroom_dialog_model_get_selected (EmpathyNewChatroomDialog *dialog)
{
    GtkTreeView      *view;
    GtkTreeModel     *model;
    GtkTreeSelection *selection;
    GList            *rows, *l;
    GList            *chatrooms = NULL;

    view = GTK_TREE_VIEW (dialog->treeview);
    selection = gtk_tree_view_get_selection (view);
    model = gtk_tree_view_get_model (view);

    rows = gtk_tree_selection_get_selected_rows (selection, NULL);
    for (l = rows; l; l = l->next) {
        GtkTreeIter          iter;
        EmpathyRoomListItem *chatroom;

        if (!gtk_tree_model_get_iter (model, &iter, l->data)) {
            continue;
        }

        gtk_tree_model_get (model, &iter, COL_POINTER, &chatroom, -1);
        chatrooms = g_list_append (chatrooms, chatroom);
    }

    g_list_foreach (rows, (GFunc) gtk_tree_path_free, NULL);
    g_list_free (rows);

    return chatrooms;
}

static gboolean
new_chatroom_dialog_model_filter_func (GtkTreeModel            *model,
                       GtkTreeIter             *iter,
                       EmpathyNewChatroomDialog *dialog)
{
    EmpathyRoomListItem *chatroom;
    const gchar         *text;
    gchar               *room_nocase;
    gchar               *text_nocase;
    gboolean             found = FALSE;

    gtk_tree_model_get (model, iter, COL_POINTER, &chatroom, -1);

    if (!chatroom) {
        return TRUE;
    }

    text = gtk_entry_get_text (GTK_ENTRY (dialog->entry_room));

    /* Casefold */
    room_nocase = g_utf8_casefold (chatroom->id, -1);
    text_nocase = g_utf8_casefold (text, -1);

    /* Compare */
    if (g_utf8_strlen (text_nocase, -1) < 1 ||
        strstr (room_nocase, text_nocase)) {
        found = TRUE;
    }

    g_free (room_nocase);
    g_free (text_nocase);

    return found;
}

static void
new_chatroom_dialog_model_row_activated_cb (GtkTreeView             *tree_view,
                        GtkTreePath             *path,
                        GtkTreeViewColumn       *column,
                        EmpathyNewChatroomDialog *dialog)
{
    gtk_widget_activate (dialog->button_join);
}

static void
new_chatroom_dialog_model_row_inserted_cb (GtkTreeModel            *model,
                       GtkTreePath             *path,
                       GtkTreeIter             *iter,
                       EmpathyNewChatroomDialog *dialog)
{
    new_chatroom_dialog_update_buttons (dialog);
}

static void
new_chatroom_dialog_model_row_deleted_cb (GtkTreeModel            *model,
                      GtkTreePath             *path,
                      EmpathyNewChatroomDialog *dialog)
{
    new_chatroom_dialog_update_buttons (dialog);
}

static void
new_chatroom_dialog_model_selection_changed (GtkTreeSelection      *selection,
                         EmpathyNewChatroomDialog *dialog)
{
    new_chatroom_dialog_update_buttons (dialog);
}

static void
new_chatroom_dialog_join (EmpathyNewChatroomDialog *dialog)
{
    McAccount            *account;
    EmpathyAccountChooser *account_chooser;
    MissionControl       *mc;
    GList                *chatrooms, *l;
    const gchar          *room;
    const gchar          *server = NULL;
    gchar                *room_name = NULL;

    chatrooms = new_chatroom_dialog_model_get_selected (dialog);
    if (chatrooms) {
        for (l = chatrooms; l; l = l->next) {
            /* Join it */
        }
        g_list_free (chatrooms);
        return;
    }

    room = gtk_entry_get_text (GTK_ENTRY (dialog->entry_room));
    if (GTK_WIDGET_VISIBLE (dialog->hbox_server)) {
        server = gtk_entry_get_text (GTK_ENTRY (dialog->entry_server));
    }
    account_chooser = EMPATHY_ACCOUNT_CHOOSER (dialog->account_chooser);
    account = empathy_account_chooser_get_account (account_chooser);

    if (!G_STR_EMPTY (server)) {
        room_name = g_strconcat (room, "@", server, NULL);
    } else {
        room_name = g_strdup (room);
    }

    empathy_debug (DEBUG_DOMAIN, "Requesting channel for '%s'", room_name);

    mc = empathy_mission_control_new ();
    mission_control_request_channel_with_string_handle (mc,
                                account,
                                TP_IFACE_CHANNEL_TYPE_TEXT,
                                room_name,
                                TP_HANDLE_TYPE_ROOM,
                                NULL, NULL);    
    g_free (room_name);
    g_object_unref (mc);
}

static void
new_chatroom_dialog_entry_changed_cb (GtkWidget               *entry,
                      EmpathyNewChatroomDialog *dialog)
{
    if (entry == dialog->entry_room) {
        gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (dialog->filter));
    } 

    new_chatroom_dialog_update_buttons (dialog);
}

static void
new_chatroom_dialog_browse_start (EmpathyNewChatroomDialog *dialog)
{
    if (0) {
        new_chatroom_dialog_model_clear (dialog);
        new_chatroom_dialog_model_add (dialog, NULL);
    }
}

static void
new_chatroom_dialog_browse_stop (EmpathyNewChatroomDialog *dialog)
{
}

static void
new_chatroom_dialog_entry_server_activate_cb (GtkWidget                *widget,
                          EmpathyNewChatroomDialog  *dialog)
{
    new_chatroom_dialog_togglebutton_refresh_toggled_cb (dialog->togglebutton_refresh, 
                                 dialog);
}

static void
new_chatroom_dialog_togglebutton_refresh_toggled_cb (GtkWidget               *widget,
                             EmpathyNewChatroomDialog *dialog)
{
    gboolean toggled;

    toggled = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget));
    
    if (toggled) {
        new_chatroom_dialog_browse_start (dialog);
    } else {
        new_chatroom_dialog_browse_stop (dialog);
    }
}