110
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1 /*
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2 * histolog.c -- File history handling
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3 *
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4 * Copyright (C) 2005 Mikael Berthe <bmikael@lists.lilotux.net>
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5 *
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6 * This program is free software; you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation; either version 2 of the License, or (at
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9 * your option) any later version.
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10 *
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11 * This program is distributed in the hope that it will be useful, but
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12 * WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 * General Public License for more details.
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15 *
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16 * You should have received a copy of the GNU General Public License
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17 * along with this program; if not, write to the Free Software
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18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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19 * USA
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20 */
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21
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22 #include <string.h>
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23 #include <stdlib.h>
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24 #include <time.h>
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25
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26 #include "histolog.h"
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27 #include "screen.h"
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28
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29 static guint UseFileLogging;
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30 static char *RootDir;
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31
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32
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33 // user_histo_file()
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34 // Returns history filename for the given jid
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35 // Note: the caller *must* free the filename after use (if not null).
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111
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36 static char *user_histo_file(const char *jid)
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110
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37 {
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38 char *filename;
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39 if (!UseFileLogging)
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40 return NULL;
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41
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42 filename = g_new(char, strlen(RootDir) + strlen(jid) + 1);
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43 strcpy(filename, RootDir);
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44 strcat(filename, jid);
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45 return filename;
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46 }
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47
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48 // write()
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49 // Adds a history (multi-)line to the jid's history logfile
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111
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50 static void write(const char *jid,
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51 time_t timestamp, guchar type, guchar info, char *data)
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110
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52 {
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53 guint len = 0;
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54 time_t ts;
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55 char *p;
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56 char *filename = user_histo_file(jid);
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57
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58 if (!filename)
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59 return;
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60
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61 // If timestamp is null, get current date
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62 if (timestamp)
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63 ts = timestamp;
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64 else
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65 time(&ts);
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66
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67 if (!data)
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68 data = "";
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69
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70 // Count number of extra lines
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71 for (p=data ; *p ; p++)
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72 if (*p == '\n') len++;
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73
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74 /* Line format: "T I DDDDDDDDDD LLL [data]"
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75 * T=Type, I=Info, D=date, LLL=0-padded-len
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76 *
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77 * Types:
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78 * - M message Info: S (send) R (receive)
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79 * - S status Info: [oaifdcn]
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80 * We don't check them, we'll trust the caller.
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81 */
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82
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83 scr_LogPrint("Log to [%s]:", filename);
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84 scr_LogPrint("%c %c %10d %03d %s", type, info, ts, len, data);
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85 }
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86
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87 // hlog_enable()
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88 // Enable logging to files. If root_dir is NULL, then $HOME/.mcabber is used.
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89 void hlog_enable(guint enable, char *root_dir)
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90 {
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91 UseFileLogging = enable;
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92
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93 if (enable) {
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94 if (root_dir) {
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95 int l = strlen(root_dir);
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96 if (l < 1) {
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97 scr_LogPrint("root_dir too short");
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98 UseFileLogging = FALSE;
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99 return;
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100 }
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101 // RootDir must be slash-terminated
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102 if (root_dir[l-1] == '/')
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103 RootDir = g_strdup(root_dir);
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104 else {
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105 RootDir = g_new(char, l+2);
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106 strcpy(RootDir, root_dir);
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107 strcat(RootDir, "/");
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108 }
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109 } else {
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110 char *home = getenv("HOME");
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111 char *dir = "/.mcabber/";
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112 RootDir = g_new(char, strlen(home) + strlen(dir) + 1);
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113 strcpy(RootDir, home);
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114 strcat(RootDir, dir);
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115 }
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116 // FIXME
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117 // We should check the directory actually exists
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118 } else // Disable history logging
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119 if (RootDir) {
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120 g_free(RootDir);
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121 }
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122 }
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123
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