/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* Copyright (C) 2003-2007 Imendio AB
* Copyright (C) 2007-2008 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301 USA
*
* Authors: Xavier Claessens <xclaesse@gmail.com>
*/
#include <config.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <glib/gstdio.h>
#include <telepathy-glib/util.h>
#include <telepathy-glib/interfaces.h>
#include "empathy-log-manager.h"
#include "empathy-log-store-empathy.h"
#include "empathy-log-store.h"
#include "empathy-tp-chat.h"
#include "empathy-utils.h"
#define DEBUG_FLAG EMPATHY_DEBUG_OTHER
#include "empathy-debug.h"
#define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyLogManager)
typedef struct
{
GList *stores;
} EmpathyLogManagerPriv;
G_DEFINE_TYPE (EmpathyLogManager, empathy_log_manager, G_TYPE_OBJECT);
static EmpathyLogManager * manager_singleton = NULL;
static void
log_manager_finalize (GObject *object)
{
EmpathyLogManagerPriv *priv;
priv = GET_PRIV (object);
g_list_foreach (priv->stores, (GFunc) g_object_unref, NULL);
g_list_free (priv->stores);
}
static GObject *
log_manager_constructor (GType type,
guint n_props,
GObjectConstructParam *props)
{
GObject *retval;
EmpathyLogManagerPriv *priv;
if (manager_singleton)
{
retval = g_object_ref (manager_singleton);
}
else
{
retval = G_OBJECT_CLASS (empathy_log_manager_parent_class)->constructor
(type, n_props, props);
manager_singleton = EMPATHY_LOG_MANAGER (retval);
g_object_add_weak_pointer (retval, (gpointer *) &manager_singleton);
priv = GET_PRIV (manager_singleton);
priv->stores = g_list_append (priv->stores,
g_object_new (EMPATHY_TYPE_LOG_STORE_EMPATHY, NULL));
}
return retval;
}
static void
empathy_log_manager_class_init (EmpathyLogManagerClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->constructor = log_manager_constructor;
object_class->finalize = log_manager_finalize;
g_type_class_add_private (object_class, sizeof (EmpathyLogManagerPriv));
}
static void
empathy_log_manager_init (EmpathyLogManager *manager)
{
EmpathyLogManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
EMPATHY_TYPE_LOG_MANAGER, EmpathyLogManagerPriv);
manager->priv = priv;
}
EmpathyLogManager *
empathy_log_manager_dup_singleton (void)
{
return g_object_new (EMPATHY_TYPE_LOG_MANAGER, NULL);
}
gboolean
empathy_log_manager_add_message (EmpathyLogManager *manager,
const gchar *chat_id,
gboolean chatroom,
EmpathyMessage *message,
GError **error)
{
EmpathyLogManagerPriv *priv;
GList *l;
gboolean out = FALSE;
gboolean found = FALSE;
/* TODO: When multiple log stores appear with add_message implementations
* make this customisable. */
const gchar *add_store = "Empathy";
g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), FALSE);
g_return_val_if_fail (chat_id != NULL, FALSE);
g_return_val_if_fail (EMPATHY_IS_MESSAGE (message), FALSE);
priv = GET_PRIV (manager);
for (l = priv->stores; l; l = g_list_next (l))
{
if (!tp_strdiff (empathy_log_store_get_name (
EMPATHY_LOG_STORE (l->data)), add_store))
{
out = empathy_log_store_add_message (EMPATHY_LOG_STORE (l->data),
chat_id, chatroom, message, error);
found = TRUE;
break;
}
}
if (!found)
DEBUG ("Failed to find chosen log store to write to.");
return out;
}
gboolean
empathy_log_manager_exists (EmpathyLogManager *manager,
EmpathyAccount *account,
const gchar *chat_id,
gboolean chatroom)
{
GList *l;
EmpathyLogManagerPriv *priv;
g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), FALSE);
g_return_val_if_fail (chat_id != NULL, FALSE);
priv = GET_PRIV (manager);
for (l = priv->stores; l; l = g_list_next (l))
{
if (empathy_log_store_exists (EMPATHY_LOG_STORE (l->data),
account, chat_id, chatroom))
return TRUE;
}
return FALSE;
}
GList *
empathy_log_manager_get_dates (EmpathyLogManager *manager,
EmpathyAccount *account,
const gchar *chat_id,
gboolean chatroom)
{
GList *l, *out = NULL;
EmpathyLogManagerPriv *priv;
g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), NULL);
g_return_val_if_fail (chat_id != NULL, NULL);
priv = GET_PRIV (manager);
for (l = priv->stores; l; l = g_list_next (l))
{
EmpathyLogStore *store = EMPATHY_LOG_STORE (l->data);
GList *new;
/* Insert dates of each store in the out list. Keep the out list sorted
* and avoid to insert dups. */
new = empathy_log_store_get_dates (store, account, chat_id, chatroom);
while (new)
{
if (g_list_find_custom (out, new->data, (GCompareFunc) strcmp))
g_free (new->data);
else
out = g_list_insert_sorted (out, new->data, (GCompareFunc) strcmp);
new = g_list_delete_link (new, new);
}
}
return out;
}
GList *
empathy_log_manager_get_messages_for_date (EmpathyLogManager *manager,
EmpathyAccount *account,
const gchar *chat_id,
gboolean chatroom,
const gchar *date)
{
GList *l, *out = NULL;
EmpathyLogManagerPriv *priv;
g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), NULL);
g_return_val_if_fail (chat_id != NULL, NULL);
priv = GET_PRIV (manager);
for (l = priv->stores; l; l = g_list_next (l))
{
EmpathyLogStore *store = EMPATHY_LOG_STORE (l->data);
out = g_list_concat (out, empathy_log_store_get_messages_for_date (
store, account, chat_id, chatroom, date));
}
return out;
}
static gint
log_manager_message_date_cmp (gconstpointer a,
gconstpointer b)
{
EmpathyMessage *one = (EmpathyMessage *) a;
EmpathyMessage *two = (EmpathyMessage *) b;
time_t one_time, two_time;
one_time = empathy_message_get_timestamp (one);
two_time = empathy_message_get_timestamp (two);
/* Return -1 of message1 is older than message2 */
return one_time < two_time ? -1 : one_time - two_time;
}
GList *
empathy_log_manager_get_filtered_messages (EmpathyLogManager *manager,
EmpathyAccount *account,
const gchar *chat_id,
gboolean chatroom,
guint num_messages,
EmpathyLogMessageFilter filter,
gpointer user_data)
{
EmpathyLogManagerPriv *priv;
GList *out = NULL;
GList *l;
guint i = 0;
g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), NULL);
g_return_val_if_fail (chat_id != NULL, NULL);
priv = GET_PRIV (manager);
/* Get num_messages from each log store and keep only the
* newest ones in the out list. Keep that list sorted: Older first. */
for (l = priv->stores; l; l = g_list_next (l))
{
EmpathyLogStore *store = EMPATHY_LOG_STORE (l->data);
GList *new;
new = empathy_log_store_get_filtered_messages (store, account, chat_id,
chatroom, num_messages, filter, user_data);
while (new)
{
if (i < num_messages)
{
/* We have less message than needed so far. Keep this message */
out = g_list_insert_sorted (out, new->data,
(GCompareFunc) log_manager_message_date_cmp);
i++;
}
else if (log_manager_message_date_cmp (new->data, out->data) > 0)
{
/* This message is newer than the oldest message we have in out
* list. Remove the head of out list and insert this message */
g_object_unref (out->data);
out = g_list_delete_link (out, out);
out = g_list_insert_sorted (out, new->data,
(GCompareFunc) log_manager_message_date_cmp);
}
else
{
/* This message is older than the oldest message we have in out
* list. Drop it. */
g_object_unref (new->data);
}
new = g_list_delete_link (new, new);
}
}
return out;
}
GList *
empathy_log_manager_get_chats (EmpathyLogManager *manager,
EmpathyAccount *account)
{
GList *l, *out = NULL;
EmpathyLogManagerPriv *priv;
g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), NULL);
priv = GET_PRIV (manager);
for (l = priv->stores; l; l = g_list_next (l))
{
EmpathyLogStore *store = EMPATHY_LOG_STORE (l->data);
out = g_list_concat (out,
empathy_log_store_get_chats (store, account));
}
return out;
}
GList *
empathy_log_manager_search_new (EmpathyLogManager *manager,
const gchar *text)
{
GList *l, *out = NULL;
EmpathyLogManagerPriv *priv;
g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), NULL);
g_return_val_if_fail (!EMP_STR_EMPTY (text), NULL);
priv = GET_PRIV (manager);
for (l = priv->stores; l; l = g_list_next (l))
{
EmpathyLogStore *store = EMPATHY_LOG_STORE (l->data);
out = g_list_concat (out,
empathy_log_store_search_new (store, text));
}
return out;
}
void
empathy_log_manager_search_hit_free (EmpathyLogSearchHit *hit)
{
if (hit->account != NULL)
g_object_unref (hit->account);
g_free (hit->date);
g_free (hit->filename);
g_free (hit->chat_id);
g_slice_free (EmpathyLogSearchHit, hit);
}
void
empathy_log_manager_search_free (GList *hits)
{
GList *l;
for (l = hits; l; l = g_list_next (l))
{
empathy_log_manager_search_hit_free (l->data);
}
g_list_free (hits);
}
/* Format is just date, 20061201. */
gchar *
empathy_log_manager_get_date_readable (const gchar *date)
{
time_t t;
t = empathy_time_parse (date);
return empathy_time_to_string_local (t, "%a %d %b %Y");
}
static void
log_manager_chat_received_message_cb (EmpathyTpChat *tp_chat,
EmpathyMessage *message,
EmpathyLogManager *log_manager)
{
GError *error = NULL;
TpHandleType handle_type;
TpChannel *channel;
channel = empathy_tp_chat_get_channel (tp_chat);
tp_channel_get_handle (channel, &handle_type);
if (!empathy_log_manager_add_message (log_manager,
tp_channel_get_identifier (channel),
handle_type == TP_HANDLE_TYPE_ROOM,
message, &error))
{
DEBUG ("Failed to write message: %s",
error ? error->message : "No error message");
if (error != NULL)
g_error_free (error);
}
}
static void
log_manager_dispatcher_observe_cb (EmpathyDispatcher *dispatcher,
EmpathyDispatchOperation *operation,
EmpathyLogManager *log_manager)
{
GQuark channel_type;
channel_type = empathy_dispatch_operation_get_channel_type_id (operation);
if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_TEXT)
{
EmpathyTpChat *tp_chat;
tp_chat = EMPATHY_TP_CHAT (
empathy_dispatch_operation_get_channel_wrapper (operation));
g_signal_connect (tp_chat, "message-received",
G_CALLBACK (log_manager_chat_received_message_cb), log_manager);
}
}
void
empathy_log_manager_observe (EmpathyLogManager *log_manager,
EmpathyDispatcher *dispatcher)
{
g_signal_connect (dispatcher, "observe",
G_CALLBACK (log_manager_dispatcher_observe_cb), log_manager);
}