Mercurial > ~mikael > mcabber > hg
annotate mcabber/src/hooks.c @ 1197:6f602d3270a4
Add /pgp [-]force
With this command it becomes possible to enforce PGP encryption without
checking if the remote client has PGP support. It can be used to send
encrypted offline messages too.
author | Mikael Berthe <mikael@lilotux.net> |
---|---|
date | Fri, 27 Apr 2007 00:37:57 +0200 |
parents | ef40688d87bd |
children | e802ec0c02d2 |
rev | line source |
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113 | 1 /* |
699 | 2 * hooks.c -- Hooks layer |
393 | 3 * |
699 | 4 * Copyright (C) 2005, 2006 Mikael Berthe <bmikael@lists.lilotux.net> |
113 | 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 | |
160 | 22 #include <sys/types.h> |
23 #include <unistd.h> | |
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24 #include <stdlib.h> |
113 | 25 |
26 #include "hooks.h" | |
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27 #include "screen.h" |
113 | 28 #include "roster.h" |
29 #include "histolog.h" | |
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30 #include "hbuf.h" |
477 | 31 #include "settings.h" |
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32 #include "utils.h" |
113 | 33 |
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34 static char *extcmd; |
113 | 35 |
1107 | 36 static const char *COMMAND_ME = "/me "; |
37 | |
1058 | 38 inline void hk_message_in(const char *bjid, const char *resname, |
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39 time_t timestamp, const char *msg, const char *type, |
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40 guint encrypted) |
113 | 41 { |
141 | 42 int new_guy = FALSE; |
477 | 43 int is_groupchat = FALSE; // groupchat message |
44 int is_room = FALSE; // window is a room window | |
45 int log_muc_conf = FALSE; | |
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46 int active_window = FALSE; |
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47 int message_flags = 0; |
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48 guint rtype = ROSTER_TYPE_USER; |
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49 char *wmsg = NULL, *bmsg = NULL, *mmsg = NULL; |
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50 GSList *roster_usr; |
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51 |
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52 if (encrypted) |
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53 message_flags |= HBB_PREFIX_PGPCRYPT; |
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54 |
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55 if (type && !strcmp(type, "groupchat")) { |
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56 rtype = ROSTER_TYPE_ROOM; |
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57 is_groupchat = TRUE; |
477 | 58 log_muc_conf = settings_opt_get_int("log_muc_conf"); |
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59 if (!resname) { |
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60 message_flags = HBB_PREFIX_INFO | HBB_PREFIX_NOFLAG; |
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61 resname = ""; |
1107 | 62 wmsg = bmsg = g_strdup_printf("~ %s", msg); |
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63 } else { |
1107 | 64 wmsg = bmsg = g_strdup_printf("<%s> %s", resname, msg); |
65 if (!strncmp(msg, COMMAND_ME, strlen(COMMAND_ME))) | |
66 wmsg = mmsg = g_strdup_printf("*%s %s", resname, msg+4); | |
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67 } |
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68 } else { |
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69 bmsg = g_strdup(msg); |
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70 if (!strncmp(msg, COMMAND_ME, strlen(COMMAND_ME))) { |
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71 gchar *shortid = g_strdup(bjid); |
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72 if (settings_opt_get_int("buddy_me_fulljid") == FALSE) { |
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73 gchar *p = strchr(shortid, '@'); // Truncate the jid |
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74 if (p) |
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75 *p = '\0'; |
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76 } |
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77 wmsg = mmsg = g_strdup_printf("*%s %s", shortid, msg+4); |
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78 g_free(shortid); |
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79 } else |
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80 wmsg = (char*) msg; |
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81 } |
141 | 82 |
83 // If this user isn't in the roster, we add it | |
1058 | 84 roster_usr = roster_find(bjid, jidsearch, 0); |
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85 if (!roster_usr) { |
141 | 86 new_guy = TRUE; |
1058 | 87 roster_usr = roster_add_user(bjid, NULL, NULL, rtype, sub_none); |
477 | 88 if (!roster_usr) { // Shouldn't happen... |
89 scr_LogPrint(LPRINT_LOGNORM, "ERROR: unable to add buddy!"); | |
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90 g_free(bmsg); |
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91 g_free(mmsg); |
477 | 92 return; |
93 } | |
489
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94 } else if (is_groupchat) { |
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95 // Make sure the type is ROOM |
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96 buddy_settype(roster_usr->data, ROSTER_TYPE_ROOM); |
477 | 97 } |
98 | |
99 is_room = !!(buddy_gettype(roster_usr->data) & ROSTER_TYPE_ROOM); | |
100 | |
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101 if (is_room) { |
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102 if (!is_groupchat) { |
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103 // This is a private message from a room participant |
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104 g_free(bmsg); |
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105 if (!resname) { |
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106 resname = ""; |
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107 wmsg = bmsg = g_strdup(msg); |
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108 } else { |
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109 wmsg = bmsg = g_strdup_printf("PRIV#<%s> %s", resname, msg); |
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110 if (!strncmp(msg, COMMAND_ME, strlen(COMMAND_ME))) { |
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111 g_free(mmsg); |
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112 wmsg = mmsg = g_strdup_printf("PRIV#*%s %s", resname, msg+4); |
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113 } |
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114 } |
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115 } else { |
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116 // This is a regular chatroom message. |
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117 // Let's see if we are the message sender, in which case we'll |
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118 // highlight it. |
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119 const char *nick = buddy_getnickname(roster_usr->data); |
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120 if (resname && nick && !strcmp(resname, nick)) |
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121 message_flags |= HBB_PREFIX_HLIGHT; |
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122 } |
141 | 123 } |
124 | |
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125 if (type && !strcmp(type, "error")) { |
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126 message_flags = HBB_PREFIX_ERR | HBB_PREFIX_IN; |
1058 | 127 scr_LogPrint(LPRINT_LOGNORM, "Error message received from <%s>", bjid); |
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128 } |
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129 |
178 | 130 // Note: the hlog_write should not be called first, because in some |
131 // cases scr_WriteIncomingMessage() will load the history and we'd | |
132 // have the message twice... | |
1058 | 133 scr_WriteIncomingMessage(bjid, wmsg, timestamp, message_flags); |
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134 |
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135 // We don't log the modified message, but the original one |
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136 if (wmsg == mmsg) |
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137 wmsg = bmsg; |
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138 |
477 | 139 // - We don't log the message if it is an error message |
140 // - We don't log the message if it is a private conf. message | |
141 // - We don't log the message if it is groupchat message and the log_muc_conf | |
142 // option is off (and it is not a history line) | |
143 if (!(message_flags & HBB_PREFIX_ERR) && | |
144 (!is_room || (is_groupchat && log_muc_conf && !timestamp))) | |
1058 | 145 hlog_write_message(bjid, timestamp, FALSE, wmsg); |
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146 |
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147 if (settings_opt_get_int("events_ignore_active_window") && |
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148 current_buddy && scr_get_chatmode()) { |
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149 gpointer bud = BUDDATA(current_buddy); |
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150 if (bud) { |
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151 const char *cjid = buddy_getjid(bud); |
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152 if (cjid && !strcasecmp(cjid, bjid)) |
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153 active_window = TRUE; |
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154 } |
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155 } |
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156 |
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157 // External command |
477 | 158 // - We do not call hk_ext_cmd() for history lines in MUC |
159 // - We do call hk_ext_cmd() for private messages in a room | |
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160 // - We do call hk_ext_cmd() for messages to the current window |
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161 if (!active_window && ((is_groupchat && !timestamp) || !is_groupchat)) |
1058 | 162 hk_ext_cmd(bjid, (is_groupchat ? 'G' : 'M'), 'R', wmsg); |
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163 |
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164 // Display the sender in the log window |
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165 if ((!is_groupchat) && !(message_flags & HBB_PREFIX_ERR) && |
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166 settings_opt_get_int("log_display_sender")) { |
1058 | 167 const char *name = roster_getname(bjid); |
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168 if (!name) name = ""; |
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169 scr_LogPrint(LPRINT_NORMAL, "Message received from %s <%s/%s>", |
1058 | 170 name, bjid, (resname ? resname : "")); |
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171 } |
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172 |
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173 // Beep, if enabled |
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174 if ((!is_groupchat) && !(message_flags & HBB_PREFIX_ERR) && |
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175 settings_opt_get_int("beep_on_message")) { |
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176 scr_Beep(); |
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177 } |
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178 |
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179 // We need to update the roster if the sender is unknown or |
146 | 180 // if the sender is offline/invisible and hide_offline_buddies is set |
181 if (new_guy || | |
477 | 182 (buddy_getstatus(roster_usr->data, NULL) == offline && |
438
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183 buddylist_get_hide_offline_buddies())) |
146 | 184 { |
141 | 185 update_roster = TRUE; |
186 } | |
447
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187 |
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188 g_free(bmsg); |
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189 g_free(mmsg); |
113 | 190 } |
191 | |
484
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192 // hk_message_out() |
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193 // nick should be set for private messages in a chat room, and null for |
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194 // normal messages. |
1058 | 195 inline void hk_message_out(const char *bjid, const char *nick, |
1055
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196 time_t timestamp, const char *msg, guint encrypted) |
113 | 197 { |
772
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198 char *wmsg = NULL, *bmsg = NULL, *mmsg = NULL; |
484
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199 |
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200 if (nick) { |
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201 wmsg = bmsg = g_strdup_printf("PRIV#<%s> %s", nick, msg); |
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202 if (!strncmp(msg, COMMAND_ME, strlen(COMMAND_ME))) { |
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203 const char *mynick = roster_getnickname(bjid); |
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204 wmsg = mmsg = g_strdup_printf("PRIV#<%s> *%s %s", nick, |
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205 (mynick ? mynick : "me"), msg+4); |
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206 } |
567
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207 } else { |
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208 wmsg = (char*)msg; |
1107 | 209 if (!strncmp(msg, COMMAND_ME, strlen(COMMAND_ME))) { |
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210 const char *myid = settings_opt_get("username"); |
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211 if (myid) |
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212 wmsg = mmsg = g_strdup_printf("*%s %s", settings_opt_get("username"), |
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213 msg+4); |
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214 } |
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215 } |
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216 |
485 | 217 // Note: the hlog_write should not be called first, because in some |
218 // cases scr_WriteOutgoingMessage() will load the history and we'd | |
219 // have the message twice... | |
1058 | 220 scr_WriteOutgoingMessage(bjid, wmsg, (encrypted ? HBB_PREFIX_PGPCRYPT : 0)); |
485 | 221 |
222 // We don't log private messages | |
1107 | 223 if (!nick) |
224 hlog_write_message(bjid, timestamp, TRUE, msg); | |
485 | 225 |
355
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226 // External command |
1058 | 227 hk_ext_cmd(bjid, 'M', 'S', NULL); |
484
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228 |
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229 g_free(bmsg); |
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230 g_free(mmsg); |
113 | 231 } |
232 | |
1058 | 233 inline void hk_statuschange(const char *bjid, const char *resname, gchar prio, |
438
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234 time_t timestamp, enum imstatus status, |
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235 const char *status_msg) |
113 | 236 { |
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237 int buddy_format; |
516
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238 int st_in_buf; |
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239 enum imstatus oldstat; |
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240 char *bn = NULL; |
655
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241 char *logsmsg; |
614 | 242 const char *rn = (resname ? resname : ""); |
510
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243 |
516
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244 st_in_buf = settings_opt_get_int("show_status_in_buffer"); |
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245 buddy_format = settings_opt_get_int("buddy_format"); |
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246 if (buddy_format) { |
1058 | 247 const char *name = roster_getname(bjid); |
248 if (name && strcmp(name, bjid)) { | |
510
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249 if (buddy_format == 1) |
1058 | 250 bn = g_strdup_printf("%s <%s/%s>", name, bjid, rn); |
510
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251 else if (buddy_format == 2) |
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252 bn = g_strdup_printf("%s/%s", name, rn); |
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253 else if (buddy_format == 3) |
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254 bn = g_strdup_printf("%s", name); |
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255 } |
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256 } |
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257 |
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258 if (!bn) { |
1058 | 259 bn = g_strdup_printf("<%s/%s>", bjid, rn); |
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260 } |
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261 |
591
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262 logsmsg = g_strdup(status_msg ? status_msg : ""); |
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263 replace_nl_with_dots(logsmsg); |
591
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264 |
1058 | 265 oldstat = roster_getstatus(bjid, resname); |
510
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266 scr_LogPrint(LPRINT_LOGNORM, "Buddy status has changed: [%c>%c] %s %s", |
591
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267 imstatus2char[oldstat], imstatus2char[status], bn, logsmsg); |
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268 g_free(logsmsg); |
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269 g_free(bn); |
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270 |
516
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271 if (st_in_buf == 2 || |
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272 (st_in_buf == 1 && (status == offline || oldstat == offline))) { |
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273 // Write the status change in the buddy's buffer, only if it already exists |
1058 | 274 if (scr_BuddyBufferExists(bjid)) { |
516
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275 bn = g_strdup_printf("Buddy status has changed: [%c>%c] %s", |
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276 imstatus2char[oldstat], imstatus2char[status], |
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277 ((status_msg) ? status_msg : "")); |
1058 | 278 scr_WriteIncomingMessage(bjid, bn, timestamp, |
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279 HBB_PREFIX_INFO|HBB_PREFIX_NOFLAG); |
516
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280 g_free(bn); |
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281 } |
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282 } |
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283 |
1058 | 284 roster_setstatus(bjid, rn, prio, status, status_msg, timestamp, |
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285 role_none, affil_none, NULL); |
120 | 286 buddylist_build(); |
287 scr_DrawRoster(); | |
1058 | 288 hlog_write_status(bjid, timestamp, status, status_msg); |
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289 // External command |
1058 | 290 hk_ext_cmd(bjid, 'S', imstatus2char[status], NULL); |
113 | 291 } |
292 | |
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293 inline void hk_mystatuschange(time_t timestamp, enum imstatus old_status, |
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294 enum imstatus new_status, const char *msg) |
116 | 295 { |
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296 scr_LogPrint(LPRINT_LOGNORM, "Your status has been set: [%c>%c] %s", |
536
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297 imstatus2char[old_status], imstatus2char[new_status], |
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298 (msg ? msg : "")); |
116 | 299 //hlog_write_status(NULL, 0, status); |
300 } | |
301 | |
160 | 302 |
303 /* External commands */ | |
304 | |
305 // hk_ext_cmd_init() | |
306 // Initialize external command variable. | |
307 // Can be called with parameter NULL to reset and free memory. | |
281
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308 void hk_ext_cmd_init(const char *command) |
160 | 309 { |
355
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310 if (extcmd) { |
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311 g_free(extcmd); |
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312 extcmd = NULL; |
160 | 313 } |
314 if (command) | |
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315 extcmd = expand_filename(command); |
160 | 316 } |
317 | |
318 // hk_ext_cmd() | |
319 // Launch an external command (process) for the given event. | |
320 // For now, data should be NULL. | |
1058 | 321 void hk_ext_cmd(const char *bjid, guchar type, guchar info, const char *data) |
160 | 322 { |
323 pid_t pid; | |
355
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324 char *arg_type = NULL; |
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325 char *arg_info = NULL; |
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326 char *arg_data = NULL; |
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327 char status_str[2]; |
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328 char *datafname = NULL; |
160 | 329 |
355
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330 if (!extcmd) return; |
160 | 331 |
355
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332 // Prepare arg_* (external command parameters) |
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333 switch (type) { |
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334 case 'M': |
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335 arg_type = "MSG"; |
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336 if (info == 'R') |
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337 arg_info = "IN"; |
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338 else if (info == 'S') |
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339 arg_info = "OUT"; |
453
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340 break; |
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341 case 'G': |
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342 arg_type = "MSG"; |
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343 arg_info = "MUC"; |
355
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344 break; |
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345 case 'S': |
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346 arg_type = "STATUS"; |
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347 if (strchr(imstatus2char, tolower(info))) { |
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348 status_str[0] = toupper(info); |
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349 status_str[1] = 0; |
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350 arg_info = status_str; |
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351 } |
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352 break; |
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353 default: |
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354 return; |
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355 } |
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356 |
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357 if (!arg_type || !arg_info) return; |
160 | 358 |
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359 if (strchr("MG", type) && data && settings_opt_get_int("event_log_files")) { |
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360 int fd; |
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361 const char *prefix; |
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362 char *prefix_xp = NULL; |
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363 char *data_locale; |
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364 |
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365 data_locale = from_utf8(data); |
524
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366 prefix = settings_opt_get("event_log_dir"); |
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367 if (prefix) |
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368 prefix = prefix_xp = expand_filename(prefix); |
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369 else |
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370 prefix = ut_get_tmpdir(); |
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371 datafname = g_strdup_printf("%s/mcabber-%d.XXXXXX", prefix, getpid()); |
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372 g_free(prefix_xp); |
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373 |
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374 // XXX Some old systems may require us to set umask first. |
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375 fd = mkstemp(datafname); |
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376 if (fd == -1) { |
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377 g_free(datafname); |
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378 datafname = NULL; |
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379 scr_LogPrint(LPRINT_LOGNORM, |
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380 "Unable to create temp file for external command."); |
1107 | 381 } else { |
382 write(fd, data_locale, strlen(data_locale)); | |
383 write(fd, "\n", 1); | |
384 close(fd); | |
385 arg_data = datafname; | |
524
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386 } |
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387 g_free(data_locale); |
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388 } |
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389 |
160 | 390 if ((pid=fork()) == -1) { |
374
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391 scr_LogPrint(LPRINT_LOGNORM, "Fork error, cannot launch external command."); |
774
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392 g_free(datafname); |
160 | 393 return; |
394 } | |
395 | |
396 if (pid == 0) { // child | |
656
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397 // Close standard file descriptors |
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398 close(STDIN_FILENO); |
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399 close(STDOUT_FILENO); |
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400 close(STDERR_FILENO); |
1058 | 401 if (execl(extcmd, extcmd, arg_type, arg_info, bjid, arg_data, NULL) == -1) { |
374
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402 // scr_LogPrint(LPRINT_LOGNORM, "Cannot execute external command."); |
160 | 403 exit(1); |
404 } | |
405 } | |
774
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406 g_free(datafname); |
160 | 407 } |
576 | 408 |
580 | 409 /* vim: set expandtab cindent cinoptions=>2\:2(0: For Vim users... */ |