author | Mikael Berthe <mikael@lilotux.net> |
Mon, 06 Mar 2006 11:59:34 +0100 | |
changeset 729 | 39f67cade02c |
parent 727 | 1c3620668857 |
child 772 | 464be13343a9 |
permissions | -rw-r--r-- |
110 | 1 |
/* |
699 | 2 |
* histolog.c -- File history handling |
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* |
699 | 4 |
* Copyright (C) 2005, 2006 Mikael Berthe <bmikael@lists.lilotux.net> |
110 | 5 |
* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or (at |
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* your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, but |
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* WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
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* USA |
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*/ |
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||
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#include <string.h> |
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23 |
#include <stdlib.h> |
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#include <time.h> |
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113 | 25 |
#include <ctype.h> |
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#include <sys/types.h> |
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#include <sys/stat.h> |
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#include <fcntl.h> |
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110 | 29 |
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#include "histolog.h" |
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178 | 31 |
#include "hbuf.h" |
113 | 32 |
#include "jabglue.h" |
241 | 33 |
#include "utils.h" |
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#include "logprint.h" |
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#include "settings.h" |
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#include "utils.h" |
110 | 37 |
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static guint UseFileLogging; |
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177 | 39 |
static guint FileLoadLogs; |
110 | 40 |
static char *RootDir; |
41 |
||
42 |
||
43 |
// user_histo_file() |
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// Returns history filename for the given jid |
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// Note: the caller *must* free the filename after use (if not null). |
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111 | 46 |
static char *user_histo_file(const char *jid) |
110 | 47 |
{ |
48 |
char *filename; |
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186 | 49 |
char *lowerid, *p; |
178 | 50 |
if (!UseFileLogging && !FileLoadLogs) return NULL; |
110 | 51 |
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186 | 52 |
lowerid = g_strdup(jid); |
53 |
for (p=lowerid; *p ; p++) |
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*p = tolower(*p); |
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||
110 | 56 |
filename = g_new(char, strlen(RootDir) + strlen(jid) + 1); |
57 |
strcpy(filename, RootDir); |
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186 | 58 |
strcat(filename, lowerid); |
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g_free(lowerid); |
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110 | 60 |
return filename; |
61 |
} |
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||
178 | 63 |
// write_histo_line() |
110 | 64 |
// Adds a history (multi-)line to the jid's history logfile |
113 | 65 |
static void write_histo_line(const char *jid, |
66 |
time_t timestamp, guchar type, guchar info, const char *data) |
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110 | 67 |
{ |
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guint len = 0; |
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FILE *fp; |
110 | 70 |
time_t ts; |
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const char *p; |
178 | 72 |
char *filename; |
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char str_ts[20]; |
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int err; |
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178 | 76 |
if (!UseFileLogging) return; |
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filename = user_histo_file(jid); |
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110 | 79 |
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// If timestamp is null, get current date |
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if (timestamp) |
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ts = timestamp; |
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else |
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time(&ts); |
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||
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if (!data) |
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data = ""; |
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||
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// Count number of extra lines |
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for (p=data ; *p ; p++) |
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if (*p == '\n') len++; |
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||
241 | 93 |
/* Line format: "TI yyyymmddThh:mm:ssZ [data]" |
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* (Old format: "TI DDDDDDDDDD LLL [data])" |
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* T=Type, I=Info, yyyymmddThh:mm:ssZ=date, LLL=0-padded-len |
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110 | 96 |
* |
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* Types: |
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* - M message Info: S (send) R (receive) |
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352 | 99 |
* - S status Info: [_oifdna] |
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* We don't check them, we'll trust the caller. |
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*/ |
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||
113 | 103 |
fp = fopen(filename, "a"); |
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g_free(filename); |
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if (!fp) { |
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scr_LogPrint(LPRINT_LOGNORM, "Unable to write history " |
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"(cannot open logfile)"); |
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return; |
109 |
} |
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178 | 110 |
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to_iso8601(str_ts, ts); |
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err = fprintf(fp, "%c%c %-18.18s %03d %s\n", type, info, str_ts, len, data); |
113 | 113 |
fclose(fp); |
273 | 114 |
if (err < 0) { |
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scr_LogPrint(LPRINT_LOGNORM, "Error while writing to log file: %s", |
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strerror(errno)); |
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} |
110 | 118 |
} |
119 |
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178 | 120 |
// hlog_read_history() |
121 |
// Reads the jid's history logfile |
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void hlog_read_history(const char *jid, GList **p_buddyhbuf, guint width) |
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{ |
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char *filename; |
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guchar type, info; |
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char *data, *tail; |
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char *xtext; |
184 | 128 |
time_t timestamp; |
129 |
guint prefix_flags; |
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178 | 130 |
guint len; |
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FILE *fp; |
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197 | 132 |
struct stat bufstat; |
193 | 133 |
guint err = 0; |
248 | 134 |
guint ln = 0; // line number |
178 | 135 |
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if (!FileLoadLogs) return; |
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||
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if ((roster_gettype(jid) & ROSTER_TYPE_ROOM) && |
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(settings_opt_get_int("load_muc_logs") != 1)) |
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return; |
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data = g_new(char, HBB_BLOCKSIZE+32); |
143 |
if (!data) { |
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scr_LogPrint(LPRINT_LOGNORM, "Not enough memory to read history file"); |
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return; |
146 |
} |
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filename = user_histo_file(jid); |
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fp = fopen(filename, "r"); |
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g_free(filename); |
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if (!fp) { g_free(data); return; } |
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// If file is large (> 3MB here), display a message to inform the user |
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// (it can take a while...) |
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if (!fstat(fileno(fp), &bufstat)) { |
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if (bufstat.st_size > 3145728) |
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scr_LogPrint(LPRINT_LOGNORM, "Reading <%s> history file...", jid); |
197 | 159 |
} |
160 |
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178 | 161 |
/* See write_histo_line() for line format... */ |
162 |
while (!feof(fp)) { |
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259 | 163 |
if (fgets(data, HBB_BLOCKSIZE+27, fp) == NULL) break; |
248 | 164 |
ln++; |
178 | 165 |
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for (tail = data; *tail; tail++) ; |
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type = data[0]; |
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info = data[1]; |
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241 | 170 |
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if ((type != 'M' && type != 'S') || |
259 | 172 |
((data[11] != 'T') || (data[20] != 'Z') || |
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(data[21] != ' ') || (data[25] != ' '))) { |
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193 | 174 |
if (!err) { |
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scr_LogPrint(LPRINT_LOGNORM, "Error in history file format (%s), l.%u", |
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jid, ln); |
193 | 177 |
err = 1; |
178 |
} |
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186 | 179 |
//break; |
180 |
continue; |
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178 | 181 |
} |
259 | 182 |
data[21] = data[25] = 0; |
183 |
timestamp = from_iso8601(&data[3], 1); |
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len = (guint) atoi(&data[22]); |
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// Some checks |
187 |
if (((type == 'M') && (info != 'S' && info != 'R')) || |
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((type == 'I') && (!strchr("OAIFDN", info)))) { |
193 | 189 |
if (!err) { |
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scr_LogPrint(LPRINT_LOGNORM, "Error in history file format (%s), l.%u", |
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jid, ln); |
193 | 192 |
err = 1; |
193 |
} |
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186 | 194 |
//break; |
195 |
continue; |
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178 | 196 |
} |
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||
197 | 198 |
// XXX This will fail when a message is too big |
178 | 199 |
while (len--) { |
248 | 200 |
ln++; |
259 | 201 |
if (fgets(tail, HBB_BLOCKSIZE+27 - (tail-data), fp) == NULL) |
249 | 202 |
break; |
178 | 203 |
|
204 |
while (*tail) tail++; |
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205 |
} |
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248 | 206 |
// Small check for too long messages |
259 | 207 |
if (tail >= HBB_BLOCKSIZE+26 + data) { |
249 | 208 |
// Maybe we will have a parse error on next, because this |
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// message is big (maybe too big). |
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scr_LogPrint(LPRINT_LOGNORM, "A message could be too big " |
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211 |
"in history file..."); |
248 | 212 |
} |
251 | 213 |
// Remove last CR (we keep it if the line is empty, too) |
259 | 214 |
if ((tail > data+26) && (*(tail-1) == '\n')) |
178 | 215 |
*(tail-1) = 0; |
216 |
||
217 |
if (type == 'M') { |
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if (info == 'S') |
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prefix_flags = HBB_PREFIX_OUT | HBB_PREFIX_HLIGHT; |
178 | 220 |
else |
184 | 221 |
prefix_flags = HBB_PREFIX_IN; |
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222 |
xtext = ut_expand_tabs(&data[26]); // Expand tabs |
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223 |
hbuf_add_line(p_buddyhbuf, xtext, timestamp, prefix_flags, width); |
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224 |
if (xtext != &data[26]) |
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225 |
g_free(xtext); |
193 | 226 |
err = 0; |
178 | 227 |
} |
228 |
} |
|
229 |
fclose(fp); |
|
230 |
g_free(data); |
|
231 |
} |
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232 |
||
110 | 233 |
// hlog_enable() |
234 |
// Enable logging to files. If root_dir is NULL, then $HOME/.mcabber is used. |
|
177 | 235 |
// If loadfiles is TRUE, we will try to load buddies history logs from file. |
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236 |
void hlog_enable(guint enable, const char *root_dir, guint loadfiles) |
110 | 237 |
{ |
238 |
UseFileLogging = enable; |
|
177 | 239 |
FileLoadLogs = loadfiles; |
110 | 240 |
|
177 | 241 |
if (enable || loadfiles) { |
110 | 242 |
if (root_dir) { |
243 |
int l = strlen(root_dir); |
|
244 |
if (l < 1) { |
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scr_LogPrint(LPRINT_LOGNORM, "Error: logging dir name too short"); |
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246 |
UseFileLogging = FileLoadLogs = FALSE; |
110 | 247 |
return; |
248 |
} |
|
249 |
// RootDir must be slash-terminated |
|
250 |
if (root_dir[l-1] == '/') |
|
251 |
RootDir = g_strdup(root_dir); |
|
252 |
else { |
|
253 |
RootDir = g_new(char, l+2); |
|
254 |
strcpy(RootDir, root_dir); |
|
255 |
strcat(RootDir, "/"); |
|
256 |
} |
|
257 |
} else { |
|
258 |
char *home = getenv("HOME"); |
|
169 | 259 |
char *dir = "/.mcabber/histo/"; |
110 | 260 |
RootDir = g_new(char, strlen(home) + strlen(dir) + 1); |
261 |
strcpy(RootDir, home); |
|
262 |
strcat(RootDir, dir); |
|
263 |
} |
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264 |
// Check directory permissions (should not be readable by group/others) |
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265 |
if (checkset_perm(RootDir, TRUE) == -1) { |
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266 |
// The directory does not actually exists |
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267 |
g_free(RootDir); |
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268 |
scr_LogPrint(LPRINT_LOGNORM, "ERROR: Cannot access " |
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269 |
"history log directory, logging DISABLED"); |
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270 |
UseFileLogging = FileLoadLogs = FALSE; |
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271 |
} |
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272 |
} else { // Disable history logging |
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273 |
if (RootDir) |
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274 |
g_free(RootDir); |
110 | 275 |
} |
276 |
} |
|
277 |
||
113 | 278 |
inline void hlog_write_message(const char *jid, time_t timestamp, int sent, |
279 |
const char *msg) |
|
280 |
{ |
|
281 |
write_histo_line(jid, timestamp, 'M', ((sent) ? 'S' : 'R'), msg); |
|
282 |
} |
|
283 |
||
284 |
inline void hlog_write_status(const char *jid, time_t timestamp, |
|
221 | 285 |
enum imstatus status, const char *status_msg) |
113 | 286 |
{ |
287 |
// #1 XXX Check status value? |
|
288 |
// #2 We could add a user-readable comment |
|
289 |
write_histo_line(jid, timestamp, 'S', toupper(imstatus2char[status]), |
|
221 | 290 |
status_msg); |
113 | 291 |
} |
292 |
||
580 | 293 |
/* vim: set expandtab cindent cinoptions=>2\:2(0: For Vim users... */ |