Mercurial > hg
annotate mcabber/src/histolog.c @ 565:89c347b3e4c1
MUC: Make "/room nick" display the current nickname
author | Mikael Berthe <mikael@lilotux.net> |
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date | Fri, 02 Dec 2005 23:31:46 +0100 |
parents | 3e4f2f98c0bf |
children | 8b3db0b555a1 |
rev | line source |
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110 | 1 /* |
2 * histolog.c -- File history handling | |
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3 * |
110 | 4 * Copyright (C) 2005 Mikael Berthe <bmikael@lists.lilotux.net> |
5 * | |
6 * This program is free software; you can redistribute it and/or modify | |
7 * it under the terms of the GNU General Public License as published by | |
8 * the Free Software Foundation; either version 2 of the License, or (at | |
9 * your option) any later version. | |
10 * | |
11 * This program is distributed in the hope that it will be useful, but | |
12 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 * General Public License for more details. | |
15 * | |
16 * You should have received a copy of the GNU General Public License | |
17 * along with this program; if not, write to the Free Software | |
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
19 * USA | |
20 */ | |
21 | |
22 #include <string.h> | |
23 #include <stdlib.h> | |
24 #include <time.h> | |
113 | 25 #include <ctype.h> |
26 #include <sys/types.h> | |
27 #include <sys/stat.h> | |
28 #include <fcntl.h> | |
110 | 29 |
30 #include "histolog.h" | |
178 | 31 #include "hbuf.h" |
113 | 32 #include "jabglue.h" |
241 | 33 #include "utils.h" |
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34 #include "logprint.h" |
110 | 35 |
36 static guint UseFileLogging; | |
177 | 37 static guint FileLoadLogs; |
110 | 38 static char *RootDir; |
39 | |
40 | |
41 // user_histo_file() | |
42 // Returns history filename for the given jid | |
43 // Note: the caller *must* free the filename after use (if not null). | |
111 | 44 static char *user_histo_file(const char *jid) |
110 | 45 { |
46 char *filename; | |
186 | 47 char *lowerid, *p; |
178 | 48 if (!UseFileLogging && !FileLoadLogs) return NULL; |
110 | 49 |
186 | 50 lowerid = g_strdup(jid); |
51 for (p=lowerid; *p ; p++) | |
52 *p = tolower(*p); | |
53 | |
110 | 54 filename = g_new(char, strlen(RootDir) + strlen(jid) + 1); |
55 strcpy(filename, RootDir); | |
186 | 56 strcat(filename, lowerid); |
57 g_free(lowerid); | |
110 | 58 return filename; |
59 } | |
60 | |
178 | 61 // write_histo_line() |
110 | 62 // Adds a history (multi-)line to the jid's history logfile |
113 | 63 static void write_histo_line(const char *jid, |
64 time_t timestamp, guchar type, guchar info, const char *data) | |
110 | 65 { |
66 guint len = 0; | |
113 | 67 FILE *fp; |
110 | 68 time_t ts; |
113 | 69 const char *p; |
178 | 70 char *filename; |
241 | 71 char str_ts[20]; |
273 | 72 int err; |
110 | 73 |
178 | 74 if (!UseFileLogging) return; |
75 | |
76 filename = user_histo_file(jid); | |
110 | 77 |
78 // If timestamp is null, get current date | |
79 if (timestamp) | |
80 ts = timestamp; | |
81 else | |
82 time(&ts); | |
83 | |
84 if (!data) | |
85 data = ""; | |
86 | |
87 // Count number of extra lines | |
88 for (p=data ; *p ; p++) | |
89 if (*p == '\n') len++; | |
90 | |
241 | 91 /* Line format: "TI yyyymmddThh:mm:ssZ [data]" |
92 * (Old format: "TI DDDDDDDDDD LLL [data])" | |
93 * T=Type, I=Info, yyyymmddThh:mm:ssZ=date, LLL=0-padded-len | |
110 | 94 * |
95 * Types: | |
96 * - M message Info: S (send) R (receive) | |
352 | 97 * - S status Info: [_oifdna] |
110 | 98 * We don't check them, we'll trust the caller. |
99 */ | |
100 | |
113 | 101 fp = fopen(filename, "a"); |
155 | 102 g_free(filename); |
273 | 103 if (!fp) { |
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104 scr_LogPrint(LPRINT_LOGNORM, "Unable to write history " |
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105 "(cannot open logfile)"); |
273 | 106 return; |
107 } | |
178 | 108 |
241 | 109 to_iso8601(str_ts, ts); |
273 | 110 err = fprintf(fp, "%c%c %-18.18s %03d %s\n", type, info, str_ts, len, data); |
113 | 111 fclose(fp); |
273 | 112 if (err < 0) { |
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113 scr_LogPrint(LPRINT_LOGNORM, "Error while writing to log file: %s", |
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114 strerror(errno)); |
273 | 115 } |
110 | 116 } |
117 | |
178 | 118 // hlog_read_history() |
119 // Reads the jid's history logfile | |
120 void hlog_read_history(const char *jid, GList **p_buddyhbuf, guint width) | |
121 { | |
122 char *filename; | |
123 guchar type, info; | |
124 char *data, *tail; | |
184 | 125 time_t timestamp; |
126 guint prefix_flags; | |
178 | 127 guint len; |
128 FILE *fp; | |
197 | 129 struct stat bufstat; |
193 | 130 guint err = 0; |
248 | 131 guint ln = 0; // line number |
178 | 132 |
133 if (!FileLoadLogs) return; | |
134 | |
135 data = g_new(char, HBB_BLOCKSIZE+32); | |
136 if (!data) { | |
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137 scr_LogPrint(LPRINT_LOGNORM, "Not enough memory to read history file"); |
178 | 138 return; |
139 } | |
140 | |
141 filename = user_histo_file(jid); | |
142 | |
143 fp = fopen(filename, "r"); | |
144 g_free(filename); | |
145 if (!fp) { g_free(data); return; } | |
146 | |
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147 // If file is large (> 3MB here), display a message to inform the user |
197 | 148 // (it can take a while...) |
149 if (!fstat(fileno(fp), &bufstat)) { | |
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150 if (bufstat.st_size > 3145728) |
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151 scr_LogPrint(LPRINT_LOGNORM, "Reading <%s> history file...", jid); |
197 | 152 } |
153 | |
178 | 154 /* See write_histo_line() for line format... */ |
155 while (!feof(fp)) { | |
259 | 156 if (fgets(data, HBB_BLOCKSIZE+27, fp) == NULL) break; |
248 | 157 ln++; |
178 | 158 |
159 for (tail = data; *tail; tail++) ; | |
160 | |
161 type = data[0]; | |
162 info = data[1]; | |
241 | 163 |
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164 if ((type != 'M' && type != 'S') || |
259 | 165 ((data[11] != 'T') || (data[20] != 'Z') || |
166 (data[21] != ' ') || (data[25] != ' '))) { | |
193 | 167 if (!err) { |
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168 scr_LogPrint(LPRINT_LOGNORM, "Error in history file format (%s), l.%u", |
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169 jid, ln); |
193 | 170 err = 1; |
171 } | |
186 | 172 //break; |
173 continue; | |
178 | 174 } |
259 | 175 data[21] = data[25] = 0; |
176 timestamp = from_iso8601(&data[3], 1); | |
177 len = (guint) atoi(&data[22]); | |
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178 |
178 | 179 // Some checks |
180 if (((type == 'M') && (info != 'S' && info != 'R')) || | |
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181 ((type == 'I') && (!strchr("OAIFDN", info)))) { |
193 | 182 if (!err) { |
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183 scr_LogPrint(LPRINT_LOGNORM, "Error in history file format (%s), l.%u", |
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184 jid, ln); |
193 | 185 err = 1; |
186 } | |
186 | 187 //break; |
188 continue; | |
178 | 189 } |
190 | |
197 | 191 // XXX This will fail when a message is too big |
178 | 192 while (len--) { |
248 | 193 ln++; |
259 | 194 if (fgets(tail, HBB_BLOCKSIZE+27 - (tail-data), fp) == NULL) |
249 | 195 break; |
178 | 196 |
197 while (*tail) tail++; | |
198 } | |
248 | 199 // Small check for too long messages |
259 | 200 if (tail >= HBB_BLOCKSIZE+26 + data) { |
249 | 201 // Maybe we will have a parse error on next, because this |
202 // message is big (maybe too big). | |
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203 scr_LogPrint(LPRINT_LOGNORM, "A message could be too big " |
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204 "in history file..."); |
248 | 205 } |
251 | 206 // Remove last CR (we keep it if the line is empty, too) |
259 | 207 if ((tail > data+26) && (*(tail-1) == '\n')) |
178 | 208 *(tail-1) = 0; |
209 | |
210 if (type == 'M') { | |
211 if (info == 'S') | |
184 | 212 prefix_flags = HBB_PREFIX_OUT; |
178 | 213 else |
184 | 214 prefix_flags = HBB_PREFIX_IN; |
259 | 215 hbuf_add_line(p_buddyhbuf, &data[26], timestamp, |
249 | 216 prefix_flags, width); |
193 | 217 err = 0; |
178 | 218 } |
219 } | |
220 fclose(fp); | |
221 g_free(data); | |
222 } | |
223 | |
110 | 224 // hlog_enable() |
225 // Enable logging to files. If root_dir is NULL, then $HOME/.mcabber is used. | |
177 | 226 // If loadfiles is TRUE, we will try to load buddies history logs from file. |
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227 void hlog_enable(guint enable, const char *root_dir, guint loadfiles) |
110 | 228 { |
229 UseFileLogging = enable; | |
177 | 230 FileLoadLogs = loadfiles; |
110 | 231 |
177 | 232 if (enable || loadfiles) { |
110 | 233 if (root_dir) { |
234 int l = strlen(root_dir); | |
235 if (l < 1) { | |
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236 scr_LogPrint(LPRINT_LOGNORM, "Error: logging dir name too short"); |
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237 UseFileLogging = FileLoadLogs = FALSE; |
110 | 238 return; |
239 } | |
240 // RootDir must be slash-terminated | |
241 if (root_dir[l-1] == '/') | |
242 RootDir = g_strdup(root_dir); | |
243 else { | |
244 RootDir = g_new(char, l+2); | |
245 strcpy(RootDir, root_dir); | |
246 strcat(RootDir, "/"); | |
247 } | |
248 } else { | |
249 char *home = getenv("HOME"); | |
169 | 250 char *dir = "/.mcabber/histo/"; |
110 | 251 RootDir = g_new(char, strlen(home) + strlen(dir) + 1); |
252 strcpy(RootDir, home); | |
253 strcat(RootDir, dir); | |
254 } | |
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255 // Check directory permissions (should not be readable by group/others) |
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256 if (checkset_perm(RootDir, TRUE) == -1) { |
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257 // The directory does not actually exists |
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258 g_free(RootDir); |
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259 scr_LogPrint(LPRINT_LOGNORM, "ERROR: Cannot access " |
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260 "history log directory, logging DISABLED"); |
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261 UseFileLogging = FileLoadLogs = FALSE; |
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262 } |
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263 } else { // Disable history logging |
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264 if (RootDir) |
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265 g_free(RootDir); |
110 | 266 } |
267 } | |
268 | |
113 | 269 inline void hlog_write_message(const char *jid, time_t timestamp, int sent, |
270 const char *msg) | |
271 { | |
272 write_histo_line(jid, timestamp, 'M', ((sent) ? 'S' : 'R'), msg); | |
273 } | |
274 | |
275 inline void hlog_write_status(const char *jid, time_t timestamp, | |
221 | 276 enum imstatus status, const char *status_msg) |
113 | 277 { |
278 // #1 XXX Check status value? | |
279 // #2 We could add a user-readable comment | |
280 write_histo_line(jid, timestamp, 'S', toupper(imstatus2char[status]), | |
221 | 281 status_msg); |
113 | 282 } |
283 |