1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
|
/*
* database.c
* vim: expandtab:ts=4:sts=4:sw=4
*
* Copyright (C) 2020 Michael Vetter <jubalh@idoru.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.
*
*/
#define _GNU_SOURCE 1
#include <sys/stat.h>
#include <sqlite3.h>
#include <glib.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "log.h"
#include "common.h"
#include "config/files.h"
static sqlite3* g_chatlog_database;
static void _add_to_db(ProfMessage* message, char* type, const Jid* const from_jid, const Jid* const to_jid);
static char* _get_db_filename(ProfAccount* account);
static prof_msg_type_t _get_message_type_type(const char* const type);
static char*
_get_db_filename(ProfAccount* account)
{
gchar* database_dir = files_get_account_data_path(DIR_DATABASE, account->jid);
int res = g_mkdir_with_parents(database_dir, S_IRWXU);
if (res == -1) {
char* errmsg = strerror(errno);
if (errmsg) {
log_error("DATABASE: error creating directory: %s, %s", database_dir, errmsg);
} else {
log_error("DATABASE: creating directory: %s", database_dir);
}
g_free(database_dir);
return NULL;
}
GString* chatlog_filename = g_string_new(database_dir);
g_string_append(chatlog_filename, "/chatlog.db");
gchar* result = g_strdup(chatlog_filename->str);
g_string_free(chatlog_filename, TRUE);
g_free(database_dir);
return result;
}
gboolean
log_database_init(ProfAccount* account)
{
int ret = sqlite3_initialize();
if (ret != SQLITE_OK) {
log_error("Error initializing SQLite database: %d", ret);
return FALSE;
}
char* filename = _get_db_filename(account);
if (!filename) {
return FALSE;
}
ret = sqlite3_open(filename, &g_chatlog_database);
if (ret != SQLITE_OK) {
const char* err_msg = sqlite3_errmsg(g_chatlog_database);
log_error("Error opening SQLite database: %s", err_msg);
free(filename);
return FALSE;
}
char* err_msg;
// id is the ID of DB the entry
// from_jid is the senders jid
// to_jid is the receivers jid
// from_resource is the senders resource
// to_jid is the receivers resource
// message is the message text
// timestamp the timestamp like "2020/03/24 11:12:14"
// type is there to distinguish: message (chat), MUC message (muc), muc pm (mucpm)
// stanza_id is the ID from XEP-0359: Unique and Stable Stanza IDs
// archive_id is the ID from XEP-0313: Message Archive Management
// replace_id is the ID from XEP-0308: Last Message Correction
// encryption is to distinguish: none, omemo, otr, pgp
// marked_read is 0/1 whether a message has been marked as read via XEP-0333: Chat Markers
char* query = "CREATE TABLE IF NOT EXISTS `ChatLogs` ( `id` INTEGER PRIMARY KEY AUTOINCREMENT, `from_jid` TEXT NOT NULL, `to_jid` TEXT NOT NULL, `from_resource` TEXT, `to_resource` TEXT, `message` TEXT, `timestamp` TEXT, `type` TEXT, `stanza_id` TEXT, `archive_id` TEXT, `replace_id` TEXT, `encryption` TEXT, `marked_read` INTEGER)";
if (SQLITE_OK != sqlite3_exec(g_chatlog_database, query, NULL, 0, &err_msg)) {
goto out;
}
query = "CREATE TABLE IF NOT EXISTS `DbVersion` ( `dv_id` INTEGER PRIMARY KEY, `version` INTEGER UNIQUE)";
if (SQLITE_OK != sqlite3_exec(g_chatlog_database, query, NULL, 0, &err_msg)) {
goto out;
}
query = "INSERT OR IGNORE INTO `DbVersion` (`version`) VALUES('1')";
if (SQLITE_OK != sqlite3_exec(g_chatlog_database, query, NULL, 0, &err_msg)) {
goto out;
}
log_debug("Initialized SQLite database: %s", filename);
free(filename);
return TRUE;
out:
if (err_msg) {
log_error("SQLite error: %s", err_msg);
sqlite3_free(err_msg);
} else {
log_error("Unknown SQLite error");
}
free(filename);
return FALSE;
}
void
log_database_close(void)
{
if (g_chatlog_database) {
sqlite3_close(g_chatlog_database);
sqlite3_shutdown();
g_chatlog_database = NULL;
}
}
void
log_database_add_incoming(ProfMessage* message)
{
if (message->to_jid) {
_add_to_db(message, NULL, message->from_jid, message->to_jid);
} else {
const char* jid = connection_get_fulljid();
Jid* myjid = jid_create(jid);
_add_to_db(message, NULL, message->from_jid, myjid);
jid_destroy(myjid);
}
}
static void
_log_database_add_outgoing(char* type, const char* const id, const char* const barejid, const char* const message, const char* const replace_id, prof_enc_t enc)
{
ProfMessage* msg = message_init();
msg->id = id ? strdup(id) : NULL;
msg->from_jid = jid_create(barejid);
msg->plain = message ? strdup(message) : NULL;
msg->replace_id = replace_id ? strdup(replace_id) : NULL;
msg->timestamp = g_date_time_new_now_local(); //TODO: get from outside. best to have whole ProfMessage from outside
msg->enc = enc;
const char* jid = connection_get_fulljid();
Jid* myjid = jid_create(jid);
_add_to_db(msg, type, myjid, msg->from_jid); // TODO: myjid now in profmessage
jid_destroy(myjid);
message_free(msg);
}
void
log_database_add_outgoing_chat(const char* const id, const char* const barejid, const char* const message, const char* const replace_id, prof_enc_t enc)
{
_log_database_add_outgoing("chat", id, barejid, message, replace_id, enc);
}
void
log_database_add_outgoing_muc(const char* const id, const char* const barejid, const char* const message, const char* const replace_id, prof_enc_t enc)
{
_log_database_add_outgoing("muc", id, barejid, message, replace_id, enc);
}
void
log_database_add_outgoing_muc_pm(const char* const id, const char* const barejid, const char* const message, const char* const replace_id, prof_enc_t enc)
{
_log_database_add_outgoing("mucpm", id, barejid, message, replace_id, enc);
}
GSList*
log_database_get_previous_chat(const gchar* const contact_barejid)
{
sqlite3_stmt* stmt = NULL;
char* query;
const char* jid = connection_get_fulljid();
Jid* myjid = jid_create(jid);
if (asprintf(&query, "SELECT * FROM (SELECT `message`, `timestamp`, `from_jid`, `type` from `ChatLogs` WHERE (`from_jid` = '%s' AND `to_jid` = '%s') OR (`from_jid` = '%s' AND `to_jid` = '%s') ORDER BY `timestamp` DESC LIMIT 10) ORDER BY `timestamp` ASC;", contact_barejid, myjid->barejid, myjid->barejid, contact_barejid) == -1) {
log_error("log_database_get_previous_chat(): SQL query. could not allocate memory");
return NULL;
}
jid_destroy(myjid);
int rc = sqlite3_prepare_v2(g_chatlog_database, query, -1, &stmt, NULL);
if (rc != SQLITE_OK) {
log_error("log_database_get_previous_chat(): unknown SQLite error");
return NULL;
}
GSList* history = NULL;
while (sqlite3_step(stmt) == SQLITE_ROW) {
// TODO: also save to jid. since now part of profmessage
char* message = (char*)sqlite3_column_text(stmt, 0);
char* date = (char*)sqlite3_column_text(stmt, 1);
char* from = (char*)sqlite3_column_text(stmt, 2);
char* type = (char*)sqlite3_column_text(stmt, 3);
ProfMessage* msg = message_init();
msg->from_jid = jid_create(from);
msg->plain = strdup(message);
msg->timestamp = g_date_time_new_from_iso8601(date, NULL);
msg->type = _get_message_type_type(type);
// TODO: later we can get more fields like 'enc'. then we can display the history like regular chats with all info the user enabled.
history = g_slist_append(history, msg);
}
sqlite3_finalize(stmt);
free(query);
return history;
}
static const char*
_get_message_type_str(prof_msg_type_t type)
{
switch (type) {
case PROF_MSG_TYPE_CHAT:
return "chat";
case PROF_MSG_TYPE_MUC:
return "muc";
case PROF_MSG_TYPE_MUCPM:
return "mucpm";
case PROF_MSG_TYPE_UNINITIALIZED:
return NULL;
}
return NULL;
}
static prof_msg_type_t
_get_message_type_type(const char* const type)
{
if (g_strcmp0(type, "chat") == 0) {
return PROF_MSG_TYPE_CHAT;
} else if (g_strcmp0(type, "muc") == 0) {
return PROF_MSG_TYPE_MUC;
} else if (g_strcmp0(type, "mucpm") == 0) {
return PROF_MSG_TYPE_MUCPM;
} else {
return PROF_MSG_TYPE_UNINITIALIZED;
}
}
static const char*
_get_message_enc_str(prof_enc_t enc)
{
switch (enc) {
case PROF_MSG_ENC_OX:
return "ox";
case PROF_MSG_ENC_PGP:
return "pgp";
case PROF_MSG_ENC_OTR:
return "otr";
case PROF_MSG_ENC_OMEMO:
return "omemo";
case PROF_MSG_ENC_NONE:
return "none";
}
return "none"; // do not return none - return NULL
}
static void
_add_to_db(ProfMessage* message, char* type, const Jid* const from_jid, const Jid* const to_jid)
{
if (!g_chatlog_database) {
log_debug("log_database_add() called but db is not initialized");
return;
}
char* err_msg;
char* query;
gchar* date_fmt;
if (message->timestamp) {
// g_date_time_format_iso8601() is only availble from glib 2.62 on.
// To still support Debian buster lets use g_date_time_format() for now.
//date_fmt = g_date_time_format_iso8601(message->timestamp);
date_fmt = g_date_time_format(message->timestamp, "%FT%T%:::z");
} else {
// g_date_time_format_iso8601() is only availble from glib 2.62 on.
// To still support Debian buster lets use g_date_time_format() for now.
//date_fmt = g_date_time_format_iso8601(g_date_time_new_now_local());
date_fmt = g_date_time_format(g_date_time_new_now_local(), "%FT%T%:::z");
}
const char* enc = _get_message_enc_str(message->enc);
if (!type) {
type = (char*)_get_message_type_str(message->type);
}
char* escaped_message = str_replace(message->plain, "'", "''");
if (asprintf(&query, "INSERT INTO `ChatLogs` (`from_jid`, `from_resource`, `to_jid`, `to_resource`, `message`, `timestamp`, `stanza_id`, `replace_id`, `type`, `encryption`) VALUES ('%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s')",
from_jid->barejid,
from_jid->resourcepart ? from_jid->resourcepart : "",
to_jid->barejid,
to_jid->resourcepart ? to_jid->resourcepart : "",
escaped_message,
date_fmt,
message->id ? message->id : "",
message->replace_id ? message->replace_id : "",
type,
enc)
== -1) {
log_error("log_database_add(): SQL query. could not allocate memory");
return;
}
free(escaped_message);
g_free(date_fmt);
if (SQLITE_OK != sqlite3_exec(g_chatlog_database, query, NULL, 0, &err_msg)) {
if (err_msg) {
log_error("SQLite error: %s", err_msg);
sqlite3_free(err_msg);
} else {
log_error("Unknown SQLite error");
}
}
free(query);
}
|