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profanity/src/chatlog.c

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/*
* log.c
* vim: expandtab:ts=4:sts=4:sw=4
*
* Copyright (C) 2012 - 2019 James Booth <boothj5@gmail.com>
* Copyright (C) 2018 - 2024 Michael Vetter <jubalh@iodoru.org>
*
* This file is part of Profanity.
*
* Profanity 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 3 of the License, or
* (at your option) any later version.
*
* Profanity 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 Profanity. If not, see <https://www.gnu.org/licenses/>.
*
* In addition, as a special exception, the copyright holders give permission to
* link the code of portions of this program with the OpenSSL library under
* certain conditions as described in each individual source file, and
* distribute linked combinations including the two.
*
* You must obey the GNU General Public License in all respects for all of the
* code used other than OpenSSL. If you modify file(s) with this exception, you
* may extend this exception to your version of the file(s), but you are not
* obligated to do so. If you do not wish to do so, delete this exception
* statement from your version. If you delete this exception statement from all
* source files in the program, then also delete it here.
*
*/
#include "config.h"
#include <assert.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "glib.h"
#include "glib/gstdio.h"
#include "log.h"
#include "chatlog.h"
#include "common.h"
#include "config/files.h"
#include "config/preferences.h"
#include "xmpp/xmpp.h"
#include "xmpp/muc.h"
static GHashTable* logs;
static GHashTable* groupchat_logs;
struct dated_chat_log
{
gchar* filename;
GDateTime* date;
};
static gboolean _log_roll_needed(struct dated_chat_log* dated_log);
static struct dated_chat_log* _create_chatlog(const char* const other, const char* const login);
static struct dated_chat_log* _create_groupchat_log(const char* const room, const char* const login);
static void _free_chat_log(struct dated_chat_log* dated_log);
static gboolean _key_equals(void* key1, void* key2);
static void _chat_log_chat(const char* const login, const char* const other, const gchar* const msg,
chat_log_direction_t direction, GDateTime* timestamp, const char* const resourcepart);
static void _groupchat_log_chat(const gchar* const login, const gchar* const room, const gchar* const nick,
const gchar* const msg);
void
chat_log_init(void)
{
log_info("Initialising chat logs");
logs = g_hash_table_new_full(g_str_hash, (GEqualFunc)_key_equals, free,
(GDestroyNotify)_free_chat_log);
}
void
chat_log_msg_out(const char* const barejid, const char* const msg, const char* const resource)
{
if (prefs_get_boolean(PREF_CHLOG)) {
_chat_log_chat(connection_get_barejid(), barejid, msg, PROF_OUT_LOG, NULL, resource);
}
}
void
chat_log_otr_msg_out(const char* const barejid, const char* const msg, const char* const resource)
{
if (prefs_get_boolean(PREF_CHLOG)) {
const char* mybarejid = connection_get_barejid();
auto_gchar gchar* pref_otr_log = prefs_get_string(PREF_OTR_LOG);
if (strcmp(pref_otr_log, "on") == 0) {
_chat_log_chat(mybarejid, barejid, msg, PROF_OUT_LOG, NULL, resource);
} else if (strcmp(pref_otr_log, "redact") == 0) {
_chat_log_chat(mybarejid, barejid, "[redacted]", PROF_OUT_LOG, NULL, resource);
}
}
}
void
chat_log_pgp_msg_out(const char* const barejid, const char* const msg, const char* const resource)
{
if (prefs_get_boolean(PREF_CHLOG)) {
const char* mybarejid = connection_get_barejid();
auto_gchar gchar* pref_pgp_log = prefs_get_string(PREF_PGP_LOG);
if (strcmp(pref_pgp_log, "on") == 0) {
_chat_log_chat(mybarejid, barejid, msg, PROF_OUT_LOG, NULL, resource);
} else if (strcmp(pref_pgp_log, "redact") == 0) {
_chat_log_chat(mybarejid, barejid, "[redacted]", PROF_OUT_LOG, NULL, resource);
}
}
}
void
chat_log_omemo_msg_out(const char* const barejid, const char* const msg, const char* const resource)
{
if (prefs_get_boolean(PREF_CHLOG)) {
const char* mybarejid = connection_get_barejid();
auto_gchar gchar* pref_omemo_log = prefs_get_string(PREF_OMEMO_LOG);
if (strcmp(pref_omemo_log, "on") == 0) {
_chat_log_chat(mybarejid, barejid, msg, PROF_OUT_LOG, NULL, resource);
} else if (strcmp(pref_omemo_log, "redact") == 0) {
_chat_log_chat(mybarejid, barejid, "[redacted]", PROF_OUT_LOG, NULL, resource);
}
}
}
void
chat_log_otr_msg_in(ProfMessage* message)
{
if (prefs_get_boolean(PREF_CHLOG)) {
const char* mybarejid = connection_get_barejid();
auto_gchar gchar* pref_otr_log = prefs_get_string(PREF_OTR_LOG);
if (message->enc == PROF_MSG_ENC_NONE || (strcmp(pref_otr_log, "on") == 0)) {
if (message->type == PROF_MSG_TYPE_MUCPM) {
_chat_log_chat(mybarejid, message->from_jid->barejid, message->plain, PROF_IN_LOG, message->timestamp, message->from_jid->resourcepart);
} else {
_chat_log_chat(mybarejid, message->from_jid->barejid, message->plain, PROF_IN_LOG, message->timestamp, NULL);
}
} else if (strcmp(pref_otr_log, "redact") == 0) {
if (message->type == PROF_MSG_TYPE_MUCPM) {
_chat_log_chat(mybarejid, message->from_jid->barejid, "[redacted]", PROF_IN_LOG, message->timestamp, message->from_jid->resourcepart);
} else {
_chat_log_chat(mybarejid, message->from_jid->barejid, "[redacted]", PROF_IN_LOG, message->timestamp, NULL);
}
}
}
}
void
chat_log_pgp_msg_in(ProfMessage* message)
{
if (prefs_get_boolean(PREF_CHLOG)) {
const char* mybarejid = connection_get_barejid();
auto_gchar gchar* pref_pgp_log = prefs_get_string(PREF_PGP_LOG);
if (strcmp(pref_pgp_log, "on") == 0) {
if (message->type == PROF_MSG_TYPE_MUCPM) {
_chat_log_chat(mybarejid, message->from_jid->barejid, message->plain, PROF_IN_LOG, message->timestamp, message->from_jid->resourcepart);
} else {
_chat_log_chat(mybarejid, message->from_jid->barejid, message->plain, PROF_IN_LOG, message->timestamp, NULL);
}
} else if (strcmp(pref_pgp_log, "redact") == 0) {
if (message->type == PROF_MSG_TYPE_MUCPM) {
_chat_log_chat(mybarejid, message->from_jid->barejid, "[redacted]", PROF_IN_LOG, message->timestamp, message->from_jid->resourcepart);
} else {
_chat_log_chat(mybarejid, message->from_jid->barejid, "[redacted]", PROF_IN_LOG, message->timestamp, NULL);
}
}
}
}
void
chat_log_omemo_msg_in(ProfMessage* message)
{
if (prefs_get_boolean(PREF_CHLOG)) {
const char* mybarejid = connection_get_barejid();
auto_gchar gchar* pref_omemo_log = prefs_get_string(PREF_OMEMO_LOG);
if (strcmp(pref_omemo_log, "on") == 0) {
if (message->type == PROF_MSG_TYPE_MUCPM) {
_chat_log_chat(mybarejid, message->from_jid->barejid, message->plain, PROF_IN_LOG, message->timestamp, message->from_jid->resourcepart);
} else {
_chat_log_chat(mybarejid, message->from_jid->barejid, message->plain, PROF_IN_LOG, message->timestamp, NULL);
}
} else if (strcmp(pref_omemo_log, "redact") == 0) {
if (message->type == PROF_MSG_TYPE_MUCPM) {
_chat_log_chat(mybarejid, message->from_jid->barejid, "[redacted]", PROF_IN_LOG, message->timestamp, message->from_jid->resourcepart);
} else {
_chat_log_chat(mybarejid, message->from_jid->barejid, "[redacted]", PROF_IN_LOG, message->timestamp, message->from_jid->resourcepart);
}
}
}
}
void
chat_log_msg_in(ProfMessage* message)
{
if (prefs_get_boolean(PREF_CHLOG)) {
const char* mybarejid = connection_get_barejid();
if (message->type == PROF_MSG_TYPE_MUCPM) {
_chat_log_chat(mybarejid, message->from_jid->barejid, message->plain, PROF_IN_LOG, message->timestamp, message->from_jid->resourcepart);
} else {
_chat_log_chat(mybarejid, message->from_jid->barejid, message->plain, PROF_IN_LOG, message->timestamp, NULL);
}
}
}
static void
_chat_log_chat(const char* const login, const char* const other, const char* msg,
chat_log_direction_t direction, GDateTime* timestamp, const char* const resourcepart)
{
auto_gchar gchar* pref_dblog = prefs_get_string(PREF_DBLOG);
if (g_strcmp0(pref_dblog, "redact") == 0) {
msg = "[REDACTED]";
}
char* other_name;
GString* other_str = NULL;
if (resourcepart) {
other_str = g_string_new(other);
g_string_append(other_str, "_");
g_string_append(other_str, resourcepart);
other_name = other_str->str;
} else {
other_name = (char*)other;
}
struct dated_chat_log* dated_log = g_hash_table_lookup(logs, other_name);
// no log for user
if (dated_log == NULL) {
dated_log = _create_chatlog(other_name, login);
g_hash_table_insert(logs, strdup(other_name), dated_log);
// log entry exists but file removed
} else if (!g_file_test(dated_log->filename, G_FILE_TEST_EXISTS)) {
dated_log = _create_chatlog(other_name, login);
g_hash_table_replace(logs, strdup(other_name), dated_log);
// log file needs rolling
} else if (_log_roll_needed(dated_log)) {
dated_log = _create_chatlog(other_name, login);
g_hash_table_replace(logs, strdup(other_name), dated_log);
}
if (resourcepart) {
g_string_free(other_str, TRUE);
}
if (timestamp == NULL) {
timestamp = g_date_time_new_now_local();
} else {
g_date_time_ref(timestamp);
}
auto_gchar gchar* date_fmt = g_date_time_format_iso8601(timestamp);
FILE* chatlogp = fopen(dated_log->filename, "a");
g_chmod(dated_log->filename, S_IRUSR | S_IWUSR);
if (chatlogp) {
if (direction == PROF_IN_LOG) {
if (strncmp(msg, "/me ", 4) == 0) {
if (resourcepart) {
fprintf(chatlogp, "%s - *%s %s\n", date_fmt, resourcepart, msg + 4);
} else {
fprintf(chatlogp, "%s - *%s %s\n", date_fmt, other, msg + 4);
}
} else {
if (resourcepart) {
fprintf(chatlogp, "%s - %s: %s\n", date_fmt, resourcepart, msg);
} else {
fprintf(chatlogp, "%s - %s: %s\n", date_fmt, other, msg);
}
}
} else {
if (strncmp(msg, "/me ", 4) == 0) {
fprintf(chatlogp, "%s - *me %s\n", date_fmt, msg + 4);
} else {
fprintf(chatlogp, "%s - me: %s\n", date_fmt, msg);
}
}
fflush(chatlogp);
int result = fclose(chatlogp);
if (result == EOF) {
log_error("Error closing file %s, errno = %d", dated_log->filename, errno);
}
}
g_date_time_unref(timestamp);
}
void
groupchat_log_init(void)
{
log_info("Initialising groupchat logs");
groupchat_logs = g_hash_table_new_full(g_str_hash, (GEqualFunc)_key_equals, free,
(GDestroyNotify)_free_chat_log);
}
void
groupchat_log_msg_out(const gchar* const room, const gchar* const msg)
{
if (prefs_get_boolean(PREF_GRLOG)) {
char* mynick = muc_nick(room);
_groupchat_log_chat(connection_get_barejid(), room, mynick, msg);
}
}
void
groupchat_log_msg_in(const gchar* const room, const gchar* const nick, const gchar* const msg)
{
if (prefs_get_boolean(PREF_GRLOG)) {
_groupchat_log_chat(connection_get_barejid(), room, nick, msg);
}
}
void
groupchat_log_omemo_msg_out(const gchar* const room, const gchar* const msg)
{
if (prefs_get_boolean(PREF_CHLOG)) {
const char* mybarejid = connection_get_barejid();
auto_gchar gchar* pref_omemo_log = prefs_get_string(PREF_OMEMO_LOG);
char* mynick = muc_nick(room);
if (strcmp(pref_omemo_log, "on") == 0) {
_groupchat_log_chat(mybarejid, room, mynick, msg);
} else if (strcmp(pref_omemo_log, "redact") == 0) {
_groupchat_log_chat(mybarejid, room, mynick, "[redacted]");
}
}
}
void
groupchat_log_omemo_msg_in(const gchar* const room, const gchar* const nick, const gchar* const msg)
{
if (prefs_get_boolean(PREF_CHLOG)) {
const char* mybarejid = connection_get_barejid();
auto_gchar gchar* pref_omemo_log = prefs_get_string(PREF_OMEMO_LOG);
if (strcmp(pref_omemo_log, "on") == 0) {
_groupchat_log_chat(mybarejid, room, nick, msg);
} else if (strcmp(pref_omemo_log, "redact") == 0) {
_groupchat_log_chat(mybarejid, room, nick, "[redacted]");
}
}
}
void
_groupchat_log_chat(const gchar* const login, const gchar* const room, const gchar* const nick,
const gchar* const msg)
{
struct dated_chat_log* dated_log = g_hash_table_lookup(groupchat_logs, room);
// no log for room
if (dated_log == NULL) {
dated_log = _create_groupchat_log(room, login);
g_hash_table_insert(groupchat_logs, strdup(room), dated_log);
// log exists but needs rolling
} else if (_log_roll_needed(dated_log)) {
dated_log = _create_groupchat_log(room, login);
g_hash_table_replace(logs, strdup(room), dated_log);
}
GDateTime* dt_tmp = g_date_time_new_now_local();
auto_gchar gchar* date_fmt = g_date_time_format_iso8601(dt_tmp);
FILE* grpchatlogp = fopen(dated_log->filename, "a");
g_chmod(dated_log->filename, S_IRUSR | S_IWUSR);
if (grpchatlogp) {
if (strncmp(msg, "/me ", 4) == 0) {
fprintf(grpchatlogp, "%s - *%s %s\n", date_fmt, nick, msg + 4);
} else {
fprintf(grpchatlogp, "%s - %s: %s\n", date_fmt, nick, msg);
}
fflush(grpchatlogp);
int result = fclose(grpchatlogp);
if (result == EOF) {
log_error("Error closing file %s, errno = %d", dated_log->filename, errno);
}
}
g_date_time_unref(dt_tmp);
}
void
chat_log_close(void)
{
g_hash_table_destroy(logs);
g_hash_table_destroy(groupchat_logs);
}
static char*
_get_log_filename(const char* const other, const char* const login, GDateTime* dt, gboolean is_room)
{
auto_gchar gchar* chatlogs_dir = files_file_in_account_data_path(DIR_CHATLOGS, login, is_room ? "rooms" : NULL);
auto_gchar gchar* logfile_name = g_date_time_format(dt, "%Y_%m_%d.log");
auto_char char* other_ = str_replace(other, "@", "_at_");
auto_gchar gchar* logs_path = g_strdup_printf("%s/%s", chatlogs_dir, other_);
gchar* logfile_path = NULL;
if (create_dir(logs_path)) {
logfile_path = g_strdup_printf("%s/%s", logs_path, logfile_name);
}
return logfile_path;
}
static struct dated_chat_log*
_create_chatlog(const char* const other, const char* const login)
{
GDateTime* now = g_date_time_new_now_local();
auto_char char* filename = _get_log_filename(other, login, now, FALSE);
struct dated_chat_log* new_log = malloc(sizeof(struct dated_chat_log));
new_log->filename = strdup(filename);
new_log->date = now;
return new_log;
}
static struct dated_chat_log*
_create_groupchat_log(const char* const room, const char* const login)
{
GDateTime* now = g_date_time_new_now_local();
auto_char char* filename = _get_log_filename(room, login, now, TRUE);
struct dated_chat_log* new_log = malloc(sizeof(struct dated_chat_log));
new_log->filename = strdup(filename);
new_log->date = now;
return new_log;
}
static gboolean
_log_roll_needed(struct dated_chat_log* dated_log)
{
gboolean result = FALSE;
GDateTime* now = g_date_time_new_now_local();
if (g_date_time_get_day_of_year(dated_log->date) != g_date_time_get_day_of_year(now)) {
result = TRUE;
}
g_date_time_unref(now);
return result;
}
static void
_free_chat_log(struct dated_chat_log* dated_log)
{
if (dated_log) {
if (dated_log->filename) {
g_free(dated_log->filename);
dated_log->filename = NULL;
}
if (dated_log->date) {
g_date_time_unref(dated_log->date);
dated_log->date = NULL;
}
free(dated_log);
}
}
static gboolean
_key_equals(void* key1, void* key2)
{
gchar* str1 = (gchar*)key1;
gchar* str2 = (gchar*)key2;
return (g_strcmp0(str1, str2) == 0);
}
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