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authorXavier Claessens <xclaesse@gmail.com>2007-06-02 23:56:53 +0800
committerXavier Claessens <xclaesse@src.gnome.org>2007-06-02 23:56:53 +0800
commit9dde03a4b7e7398df502b05d18d1010b4ee88cab (patch)
tree8d45dac7656d61f2b9487a7567a4ede3227e3f4d /libempathy/empathy-log-manager.c
parente1110b246ff83d6add4bbf01c6ec8a8460070491 (diff)
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Log chats and display 10 last messages when opening a new chat.
2007-06-02 Xavier Claessens <xclaesse@gmail.com> * libempathy-gtk/gossip-group-chat.c: * libempathy-gtk/gossip-private-chat.c: * libempathy-gtk/gossip-chat.c: * libempathy/empathy-log-manager.c: * libempathy/empathy-log-manager.h: * libempathy/empathy-log-manager.xsl: * libempathy/Makefile.am: Log chats and display 10 last messages when opening a new chat. svn path=/trunk/; revision=114
Diffstat (limited to 'libempathy/empathy-log-manager.c')
-rw-r--r--libempathy/empathy-log-manager.c445
1 files changed, 445 insertions, 0 deletions
diff --git a/libempathy/empathy-log-manager.c b/libempathy/empathy-log-manager.c
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+++ b/libempathy/empathy-log-manager.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * 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: Xavier Claessens <xclaesse@gmail.com>
+ */
+
+#include <config.h>
+
+#include <string.h>
+#include <stdio.h>
+#include <glib/gstdio.h>
+
+#include "empathy-log-manager.h"
+#include "gossip-contact.h"
+#include "gossip-time.h"
+#include "gossip-debug.h"
+#include "gossip-utils.h"
+
+#define GET_PRIV(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), \
+ EMPATHY_TYPE_LOG_MANAGER, EmpathyLogManagerPriv))
+
+#define DEBUG_DOMAIN "LogManager"
+
+#define LOG_DIR_CREATE_MODE (S_IRUSR | S_IWUSR | S_IXUSR)
+#define LOG_FILE_CREATE_MODE (S_IRUSR | S_IWUSR)
+#define LOG_FILENAME_SUFFIX ".log"
+#define LOG_TIME_FORMAT_FULL "%Y%m%dT%H:%M:%S"
+#define LOG_TIME_FORMAT "%Y%m%d"
+#define LOG_HEADER \
+ "<?xml version='1.0' encoding='utf-8'?>\n" \
+ "<?xml-stylesheet type=\"text/xsl\" href=\"gossip-log.xsl\"?>\n" \
+ "<log>\n"
+
+#define LOG_FOOTER \
+ "</log>\n"
+
+struct _EmpathyLogManagerPriv {
+ gboolean dummy;
+};
+
+static void empathy_log_manager_class_init (EmpathyLogManagerClass *klass);
+static void empathy_log_manager_init (EmpathyLogManager *manager);
+static void log_manager_finalize (GObject *object);
+static gchar * log_manager_get_dir (McAccount *account,
+ const gchar *chat_id);
+static gchar * log_manager_get_filename (McAccount *account,
+ const gchar *chat_id);
+static gchar * log_manager_get_filename_for_date (McAccount *account,
+ const gchar *chat_id,
+ const gchar *date);
+static gchar * log_manager_get_timestamp_filename (void);
+static gchar * log_manager_get_timestamp_from_message (GossipMessage *message);
+
+G_DEFINE_TYPE (EmpathyLogManager, empathy_log_manager, G_TYPE_OBJECT);
+
+static void
+empathy_log_manager_class_init (EmpathyLogManagerClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->finalize = log_manager_finalize;
+
+ g_type_class_add_private (object_class, sizeof (EmpathyLogManagerPriv));
+}
+
+static void
+empathy_log_manager_init (EmpathyLogManager *manager)
+{
+}
+
+static void
+log_manager_finalize (GObject *object)
+{
+}
+
+EmpathyLogManager *
+empathy_log_manager_new (void)
+{
+ static EmpathyLogManager *manager = NULL;
+
+ if (!manager) {
+ manager = g_object_new (EMPATHY_TYPE_LOG_MANAGER, NULL);
+ g_object_add_weak_pointer (G_OBJECT (manager), (gpointer) &manager);
+ } else {
+ g_object_ref (manager);
+ }
+
+ return manager;
+}
+
+void
+empathy_log_manager_add_message (EmpathyLogManager *manager,
+ const gchar *chat_id,
+ GossipMessage *message)
+{
+ FILE *file;
+ McAccount *account;
+ GossipContact *sender;
+ const gchar *body_str;
+ const gchar *str;
+ gchar *filename;
+ gchar *body;
+ gchar *timestamp;
+ gchar *contact_name;
+ gchar *contact_id;
+
+ g_return_if_fail (EMPATHY_IS_LOG_MANAGER (manager));
+ g_return_if_fail (chat_id != NULL);
+ g_return_if_fail (GOSSIP_IS_MESSAGE (message));
+
+ sender = gossip_message_get_sender (message);
+ account = gossip_contact_get_account (sender);
+ body_str = gossip_message_get_body (message);
+
+ if (G_STR_EMPTY (body_str)) {
+ return;
+ }
+
+ filename = log_manager_get_filename (account, chat_id);
+
+ gossip_debug (DEBUG_DOMAIN, "Adding message: '%s' to file: '%s'",
+ body_str, filename);
+
+ if (!g_file_test (filename, G_FILE_TEST_EXISTS)) {
+ file = g_fopen (filename, "w+");
+ if (file) {
+ g_fprintf (file, LOG_HEADER);
+ }
+ g_chmod (filename, LOG_FILE_CREATE_MODE);
+ } else {
+ file = g_fopen (filename, "r+");
+ if (file) {
+ fseek (file, - strlen (LOG_FOOTER), SEEK_END);
+ }
+ }
+
+ body = g_markup_escape_text (body_str, -1);
+ timestamp = log_manager_get_timestamp_from_message (message);
+
+ str = gossip_contact_get_name (sender);
+ if (!str) {
+ contact_name = g_strdup ("");
+ } else {
+ contact_name = g_markup_escape_text (str, -1);
+ }
+
+ str = gossip_contact_get_id (sender);
+ if (!str) {
+ contact_id = g_strdup ("");
+ } else {
+ contact_id = g_markup_escape_text (str, -1);
+ }
+
+ g_fprintf (file,
+ "<message time='%s' id='%s' name='%s'>%s</message>\n" LOG_FOOTER,
+ timestamp,
+ contact_id,
+ contact_name,
+ body);
+
+ fclose (file);
+ g_free (filename);
+ g_free (contact_id);
+ g_free (contact_name);
+ g_free (timestamp);
+ g_free (body);
+}
+
+GList *
+empathy_log_manager_get_dates (EmpathyLogManager *manager,
+ McAccount *account,
+ const gchar *chat_id)
+{
+ GList *dates = NULL;
+ gchar *date;
+ gchar *directory;
+ GDir *dir;
+ const gchar *filename;
+ const gchar *p;
+
+ g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), NULL);
+ g_return_val_if_fail (MC_IS_ACCOUNT (account), NULL);
+ g_return_val_if_fail (chat_id != NULL, NULL);
+
+ directory = log_manager_get_dir (account, chat_id);
+ if (!directory) {
+ return NULL;
+ }
+
+ dir = g_dir_open (directory, 0, NULL);
+ if (!dir) {
+ gossip_debug (DEBUG_DOMAIN, "Could not open directory:'%s'", directory);
+ g_free (directory);
+ return NULL;
+ }
+
+ gossip_debug (DEBUG_DOMAIN, "Collating a list of dates in:'%s'", directory);
+
+ while ((filename = g_dir_read_name (dir)) != NULL) {
+ if (!g_str_has_suffix (filename, LOG_FILENAME_SUFFIX)) {
+ continue;
+ }
+
+ p = strstr (filename, LOG_FILENAME_SUFFIX);
+ date = g_strndup (filename, p - filename);
+ if (!date) {
+ continue;
+ }
+
+ dates = g_list_insert_sorted (dates, date, (GCompareFunc) strcmp);
+ }
+
+ g_free (directory);
+ g_dir_close (dir);
+
+ gossip_debug (DEBUG_DOMAIN, "Parsed %d dates", g_list_length (dates));
+
+ return dates;
+}
+
+GList *
+empathy_log_manager_get_messages_for_date (EmpathyLogManager *manager,
+ McAccount *account,
+ const gchar *chat_id,
+ const gchar *date)
+{
+ gchar *filename;
+ GList *messages = NULL;
+ xmlParserCtxtPtr ctxt;
+ xmlDocPtr doc;
+ xmlNodePtr log_node;
+ xmlNodePtr node;
+
+ g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), NULL);
+ g_return_val_if_fail (MC_IS_ACCOUNT (account), NULL);
+ g_return_val_if_fail (chat_id != NULL, NULL);
+
+ filename = log_manager_get_filename_for_date (account, chat_id, date);
+
+ gossip_debug (DEBUG_DOMAIN, "Attempting to parse filename:'%s'...", filename);
+
+ if (!g_file_test (filename, G_FILE_TEST_EXISTS)) {
+ gossip_debug (DEBUG_DOMAIN, "Filename:'%s' does not exist", filename);
+ g_free (filename);
+ return NULL;
+ }
+
+ /* Create parser. */
+ ctxt = xmlNewParserCtxt ();
+
+ /* Parse and validate the file. */
+ doc = xmlCtxtReadFile (ctxt, filename, NULL, 0);
+ if (!doc) {
+ g_warning ("Failed to parse file:'%s'", filename);
+ g_free (filename);
+ xmlFreeParserCtxt (ctxt);
+ return NULL;
+ }
+
+ /* The root node, presets. */
+ log_node = xmlDocGetRootElement (doc);
+ if (!log_node) {
+ g_free (filename);
+ xmlFreeDoc (doc);
+ xmlFreeParserCtxt (ctxt);
+ return NULL;
+ }
+
+ /* Now get the messages. */
+ for (node = log_node->children; node; node = node->next) {
+ GossipMessage *message;
+ GossipContact *sender;
+ gchar *time;
+ GossipTime t;
+ gchar *sender_id;
+ gchar *sender_name;
+ gchar *body;
+
+ if (strcmp (node->name, "message") != 0) {
+ continue;
+ }
+
+ body = xmlNodeGetContent (node);
+ time = xmlGetProp (node, "time");
+ sender_id = xmlGetProp (node, "id");
+ sender_name = xmlGetProp (node, "name");
+
+ t = gossip_time_parse (time);
+
+ sender = gossip_contact_new_full (account, sender_id, sender_name);
+ message = gossip_message_new (body);
+ gossip_message_set_sender (message, sender);
+ gossip_message_set_timestamp (message, t);
+
+ messages = g_list_append (messages, message);
+
+ g_object_unref (sender);
+ xmlFree (time);
+ xmlFree (sender_id);
+ xmlFree (sender_name);
+ xmlFree (body);
+ }
+
+ gossip_debug (DEBUG_DOMAIN, "Parsed %d messages", g_list_length (messages));
+
+ g_free (filename);
+ xmlFreeDoc (doc);
+ xmlFreeParserCtxt (ctxt);
+
+ return messages;
+}
+
+GList *
+empathy_log_manager_get_last_messages (EmpathyLogManager *manager,
+ McAccount *account,
+ const gchar *chat_id)
+{
+ GList *messages;
+ GList *dates;
+ GList *l;
+
+ g_return_val_if_fail (EMPATHY_IS_LOG_MANAGER (manager), NULL);
+ g_return_val_if_fail (MC_IS_ACCOUNT (account), NULL);
+ g_return_val_if_fail (chat_id != NULL, NULL);
+
+ dates = empathy_log_manager_get_dates (manager, account, chat_id);
+
+ l = g_list_last (dates);
+ messages = empathy_log_manager_get_messages_for_date (manager,
+ account,
+ chat_id,
+ l->data);
+
+ g_list_foreach (dates, (GFunc) g_free, NULL);
+ g_list_free (dates);
+
+ return messages;
+}
+
+static gchar *
+log_manager_get_dir (McAccount *account,
+ const gchar *chat_id)
+{
+ const gchar *account_id;
+ gchar *basedir;
+
+ account_id = mc_account_get_unique_name (account);
+ basedir = g_build_path (G_DIR_SEPARATOR_S,
+ g_get_home_dir (),
+ ".gnome2",
+ PACKAGE_NAME,
+ "logs",
+ account_id,
+ chat_id,
+ NULL);
+
+ if (!g_file_test (basedir, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_DIR)) {
+ gossip_debug (DEBUG_DOMAIN, "Creating directory:'%s'", basedir);
+
+ g_mkdir_with_parents (basedir, LOG_DIR_CREATE_MODE);
+ }
+
+ return basedir;
+}
+
+static gchar *
+log_manager_get_filename (McAccount *account,
+ const gchar *chat_id)
+{
+ gchar *basedir;
+ gchar *timestamp;
+ gchar *filename;
+
+ basedir = log_manager_get_dir (account, chat_id);
+ timestamp = log_manager_get_timestamp_filename ();
+ filename = g_build_filename (basedir, timestamp, NULL);
+
+ g_free (basedir);
+ g_free (timestamp);
+
+ return filename;
+}
+
+static gchar *
+log_manager_get_filename_for_date (McAccount *account,
+ const gchar *chat_id,
+ const gchar *date)
+{
+ gchar *basedir;
+ gchar *timestamp;
+ gchar *filename;
+
+ basedir = log_manager_get_dir (account, chat_id);
+ timestamp = g_strconcat (date, LOG_FILENAME_SUFFIX, NULL);
+ filename = g_build_filename (basedir, timestamp, NULL);
+
+ g_free (basedir);
+ g_free (timestamp);
+
+ return filename;
+}
+
+static gchar *
+log_manager_get_timestamp_filename (void)
+{
+ GossipTime t;
+ gchar *time_str;
+ gchar *filename;
+
+ t = gossip_time_get_current ();
+ time_str = gossip_time_to_string_local (t, LOG_TIME_FORMAT);
+ filename = g_strconcat (time_str, LOG_FILENAME_SUFFIX, NULL);
+
+ g_free (time_str);
+
+ return filename;
+}
+
+static gchar *
+log_manager_get_timestamp_from_message (GossipMessage *message)
+{
+ GossipTime t;
+
+ t = gossip_message_get_timestamp (message);
+
+ /* We keep the timestamps in the messages as UTC. */
+ return gossip_time_to_string_utc (t, LOG_TIME_FORMAT_FULL);
+}
+