Mercurial > hg
annotate mcabber/src/hooks.c @ 1107:1db3d045e95c
Fix 2 hooks bugs
- do not write to file descriptor if mkstemp() fails;
- remove bogus mkcmdstr("me ").
author | Mikael Berthe <mikael@lilotux.net> |
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date | Thu, 14 Dec 2006 20:39:18 +0100 |
parents | c0d44a9a99bc |
children | a0e9eaa9f5b4 |
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 message_flags = 0; |
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47 guint rtype = ROSTER_TYPE_USER; |
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48 char *wmsg = NULL, *bmsg = NULL, *mmsg = NULL; |
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49 GSList *roster_usr; |
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50 |
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51 if (encrypted) |
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52 message_flags |= HBB_PREFIX_PGPCRYPT; |
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53 |
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54 if (type && !strcmp(type, "groupchat")) { |
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55 rtype = ROSTER_TYPE_ROOM; |
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56 is_groupchat = TRUE; |
477 | 57 log_muc_conf = settings_opt_get_int("log_muc_conf"); |
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58 if (!resname) { |
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59 message_flags = HBB_PREFIX_INFO | HBB_PREFIX_NOFLAG; |
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60 resname = ""; |
1107 | 61 wmsg = bmsg = g_strdup_printf("~ %s", msg); |
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62 } else { |
1107 | 63 wmsg = bmsg = g_strdup_printf("<%s> %s", resname, msg); |
64 if (!strncmp(msg, COMMAND_ME, strlen(COMMAND_ME))) | |
65 wmsg = mmsg = g_strdup_printf("*%s %s", resname, msg+4); | |
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66 } |
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67 } else { |
1107 | 68 if (!strncmp(msg, COMMAND_ME, strlen(COMMAND_ME))) |
1058 | 69 wmsg = mmsg = g_strdup_printf("*%s %s", bjid, msg+4); |
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70 else |
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71 wmsg = (char*) msg; |
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72 } |
141 | 73 |
74 // If this user isn't in the roster, we add it | |
1058 | 75 roster_usr = roster_find(bjid, jidsearch, 0); |
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76 if (!roster_usr) { |
141 | 77 new_guy = TRUE; |
1058 | 78 roster_usr = roster_add_user(bjid, NULL, NULL, rtype, sub_none); |
477 | 79 if (!roster_usr) { // Shouldn't happen... |
80 scr_LogPrint(LPRINT_LOGNORM, "ERROR: unable to add buddy!"); | |
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81 g_free(bmsg); |
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82 g_free(mmsg); |
477 | 83 return; |
84 } | |
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85 } else if (is_groupchat) { |
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86 // Make sure the type is ROOM |
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87 buddy_settype(roster_usr->data, ROSTER_TYPE_ROOM); |
477 | 88 } |
89 | |
90 is_room = !!(buddy_gettype(roster_usr->data) & ROSTER_TYPE_ROOM); | |
91 | |
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92 if (is_room) { |
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93 if (!is_groupchat) { |
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94 // This is a private message from a room participant |
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95 if (!resname) { |
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96 resname = ""; |
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97 wmsg = bmsg = g_strdup(msg); |
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98 } else { |
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99 wmsg = bmsg = g_strdup_printf("PRIV#<%s> %s", resname, msg); |
1107 | 100 if (!strncmp(msg, COMMAND_ME, strlen(COMMAND_ME))) |
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101 wmsg = mmsg = g_strdup_printf("PRIV#*%s %s", resname, msg+4); |
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102 } |
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103 } else { |
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104 // This is a regular chatroom message. |
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105 // Let's see if we are the message sender, in which case we'll |
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106 // highlight it. |
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107 const char *nick = buddy_getnickname(roster_usr->data); |
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108 if (resname && nick && !strcmp(resname, nick)) |
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109 message_flags |= HBB_PREFIX_HLIGHT; |
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110 } |
141 | 111 } |
112 | |
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113 if (type && !strcmp(type, "error")) { |
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114 message_flags = HBB_PREFIX_ERR | HBB_PREFIX_IN; |
1058 | 115 scr_LogPrint(LPRINT_LOGNORM, "Error message received from <%s>", bjid); |
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116 } |
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117 |
178 | 118 // Note: the hlog_write should not be called first, because in some |
119 // cases scr_WriteIncomingMessage() will load the history and we'd | |
120 // have the message twice... | |
1058 | 121 scr_WriteIncomingMessage(bjid, wmsg, timestamp, message_flags); |
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122 |
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123 // We don't log the modified message, but the original one |
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124 if (wmsg == mmsg) |
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125 wmsg = bmsg; |
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126 |
477 | 127 // - We don't log the message if it is an error message |
128 // - We don't log the message if it is a private conf. message | |
129 // - We don't log the message if it is groupchat message and the log_muc_conf | |
130 // option is off (and it is not a history line) | |
131 if (!(message_flags & HBB_PREFIX_ERR) && | |
132 (!is_room || (is_groupchat && log_muc_conf && !timestamp))) | |
1058 | 133 hlog_write_message(bjid, timestamp, FALSE, wmsg); |
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134 |
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135 // External command |
477 | 136 // - We do not call hk_ext_cmd() for history lines in MUC |
137 // - We do call hk_ext_cmd() for private messages in a room | |
138 if ((is_groupchat && !timestamp) || !is_groupchat) | |
1058 | 139 hk_ext_cmd(bjid, (is_groupchat ? 'G' : 'M'), 'R', wmsg); |
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140 |
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141 // Display the sender in the log window |
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142 if ((!is_groupchat) && !(message_flags & HBB_PREFIX_ERR) && |
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143 settings_opt_get_int("log_display_sender")) { |
1058 | 144 const char *name = roster_getname(bjid); |
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145 if (!name) name = ""; |
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146 scr_LogPrint(LPRINT_NORMAL, "Message received from %s <%s/%s>", |
1058 | 147 name, bjid, (resname ? resname : "")); |
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148 } |
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149 |
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150 // Beep, if enabled |
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151 if ((!is_groupchat) && !(message_flags & HBB_PREFIX_ERR) && |
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152 settings_opt_get_int("beep_on_message")) { |
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153 scr_Beep(); |
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154 } |
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155 |
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156 // We need to update the roster if the sender is unknown or |
146 | 157 // if the sender is offline/invisible and hide_offline_buddies is set |
158 if (new_guy || | |
477 | 159 (buddy_getstatus(roster_usr->data, NULL) == offline && |
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160 buddylist_get_hide_offline_buddies())) |
146 | 161 { |
141 | 162 update_roster = TRUE; |
163 } | |
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164 |
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165 g_free(bmsg); |
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166 g_free(mmsg); |
113 | 167 } |
168 | |
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169 // hk_message_out() |
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170 // nick should be set for private messages in a chat room, and null for |
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171 // normal messages. |
1058 | 172 inline void hk_message_out(const char *bjid, const char *nick, |
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173 time_t timestamp, const char *msg, guint encrypted) |
113 | 174 { |
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175 char *wmsg = NULL, *bmsg = NULL, *mmsg = NULL; |
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176 |
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177 if (nick) { |
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178 wmsg = bmsg = g_strdup_printf("PRIV#<%s> %s", nick, msg); |
1107 | 179 if (!strncmp(msg, COMMAND_ME, strlen(COMMAND_ME))) |
180 wmsg = mmsg = g_strdup_printf("PRIV#*%s %s", nick, msg+4); | |
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181 } else { |
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182 wmsg = (char*)msg; |
1107 | 183 if (!strncmp(msg, COMMAND_ME, strlen(COMMAND_ME))) { |
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184 const char *myid = settings_opt_get("username"); |
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185 if (myid) |
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186 wmsg = mmsg = g_strdup_printf("*%s %s", settings_opt_get("username"), |
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187 msg+4); |
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188 } |
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189 } |
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190 |
485 | 191 // Note: the hlog_write should not be called first, because in some |
192 // cases scr_WriteOutgoingMessage() will load the history and we'd | |
193 // have the message twice... | |
1058 | 194 scr_WriteOutgoingMessage(bjid, wmsg, (encrypted ? HBB_PREFIX_PGPCRYPT : 0)); |
485 | 195 |
196 // We don't log private messages | |
1107 | 197 if (!nick) |
198 hlog_write_message(bjid, timestamp, TRUE, msg); | |
485 | 199 |
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200 // External command |
1058 | 201 hk_ext_cmd(bjid, 'M', 'S', NULL); |
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202 |
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203 g_free(bmsg); |
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204 g_free(mmsg); |
113 | 205 } |
206 | |
1058 | 207 inline void hk_statuschange(const char *bjid, const char *resname, gchar prio, |
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208 time_t timestamp, enum imstatus status, |
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209 const char *status_msg) |
113 | 210 { |
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211 int buddy_format; |
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212 int st_in_buf; |
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213 enum imstatus oldstat; |
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214 char *bn = NULL; |
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215 char *logsmsg; |
614 | 216 const char *rn = (resname ? resname : ""); |
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217 |
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218 st_in_buf = settings_opt_get_int("show_status_in_buffer"); |
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219 buddy_format = settings_opt_get_int("buddy_format"); |
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220 if (buddy_format) { |
1058 | 221 const char *name = roster_getname(bjid); |
222 if (name && strcmp(name, bjid)) { | |
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223 if (buddy_format == 1) |
1058 | 224 bn = g_strdup_printf("%s <%s/%s>", name, bjid, rn); |
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225 else if (buddy_format == 2) |
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226 bn = g_strdup_printf("%s/%s", name, rn); |
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227 else if (buddy_format == 3) |
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228 bn = g_strdup_printf("%s", name); |
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229 } |
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230 } |
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231 |
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232 if (!bn) { |
1058 | 233 bn = g_strdup_printf("<%s/%s>", bjid, rn); |
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234 } |
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235 |
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236 logsmsg = g_strdup(status_msg ? status_msg : ""); |
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237 replace_nl_with_dots(logsmsg); |
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238 |
1058 | 239 oldstat = roster_getstatus(bjid, resname); |
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240 scr_LogPrint(LPRINT_LOGNORM, "Buddy status has changed: [%c>%c] %s %s", |
591
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241 imstatus2char[oldstat], imstatus2char[status], bn, logsmsg); |
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242 g_free(logsmsg); |
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243 g_free(bn); |
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244 |
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245 if (st_in_buf == 2 || |
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246 (st_in_buf == 1 && (status == offline || oldstat == offline))) { |
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247 // Write the status change in the buddy's buffer, only if it already exists |
1058 | 248 if (scr_BuddyBufferExists(bjid)) { |
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249 bn = g_strdup_printf("Buddy status has changed: [%c>%c] %s", |
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250 imstatus2char[oldstat], imstatus2char[status], |
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251 ((status_msg) ? status_msg : "")); |
1058 | 252 scr_WriteIncomingMessage(bjid, bn, timestamp, |
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253 HBB_PREFIX_INFO|HBB_PREFIX_NOFLAG); |
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254 g_free(bn); |
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255 } |
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256 } |
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257 |
1058 | 258 roster_setstatus(bjid, rn, prio, status, status_msg, timestamp, |
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259 role_none, affil_none, NULL); |
120 | 260 buddylist_build(); |
261 scr_DrawRoster(); | |
1058 | 262 hlog_write_status(bjid, timestamp, status, status_msg); |
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263 // External command |
1058 | 264 hk_ext_cmd(bjid, 'S', imstatus2char[status], NULL); |
113 | 265 } |
266 | |
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267 inline void hk_mystatuschange(time_t timestamp, enum imstatus old_status, |
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268 enum imstatus new_status, const char *msg) |
116 | 269 { |
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270 scr_LogPrint(LPRINT_LOGNORM, "Your status has been set: [%c>%c] %s", |
536
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271 imstatus2char[old_status], imstatus2char[new_status], |
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272 (msg ? msg : "")); |
116 | 273 //hlog_write_status(NULL, 0, status); |
274 } | |
275 | |
160 | 276 |
277 /* External commands */ | |
278 | |
279 // hk_ext_cmd_init() | |
280 // Initialize external command variable. | |
281 // Can be called with parameter NULL to reset and free memory. | |
281
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282 void hk_ext_cmd_init(const char *command) |
160 | 283 { |
355
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284 if (extcmd) { |
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285 g_free(extcmd); |
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286 extcmd = NULL; |
160 | 287 } |
288 if (command) | |
355
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289 extcmd = g_strdup(command); |
160 | 290 } |
291 | |
292 // hk_ext_cmd() | |
293 // Launch an external command (process) for the given event. | |
294 // For now, data should be NULL. | |
1058 | 295 void hk_ext_cmd(const char *bjid, guchar type, guchar info, const char *data) |
160 | 296 { |
297 pid_t pid; | |
355
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298 char *arg_type = NULL; |
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299 char *arg_info = NULL; |
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300 char *arg_data = NULL; |
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301 char status_str[2]; |
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302 char *datafname = NULL; |
160 | 303 |
355
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304 if (!extcmd) return; |
160 | 305 |
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306 // Prepare arg_* (external command parameters) |
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307 switch (type) { |
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308 case 'M': |
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309 arg_type = "MSG"; |
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310 if (info == 'R') |
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311 arg_info = "IN"; |
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312 else if (info == 'S') |
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313 arg_info = "OUT"; |
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314 break; |
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315 case 'G': |
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316 arg_type = "MSG"; |
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317 arg_info = "MUC"; |
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318 break; |
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319 case 'S': |
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320 arg_type = "STATUS"; |
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321 if (strchr(imstatus2char, tolower(info))) { |
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322 status_str[0] = toupper(info); |
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323 status_str[1] = 0; |
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324 arg_info = status_str; |
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325 } |
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326 break; |
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327 default: |
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328 return; |
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329 } |
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330 |
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331 if (!arg_type || !arg_info) return; |
160 | 332 |
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333 if (strchr("MG", type) && data && settings_opt_get_int("event_log_files")) { |
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334 int fd; |
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335 const char *prefix; |
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336 char *data_locale; |
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337 |
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338 data_locale = from_utf8(data); |
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339 prefix = settings_opt_get("event_log_dir"); |
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340 if (!prefix) |
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341 prefix = ut_get_tmpdir(); |
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342 datafname = g_strdup_printf("%s/mcabber-%d.XXXXXX", prefix, getpid()); |
772
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343 |
524
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344 // XXX Some old systems may require us to set umask first. |
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345 fd = mkstemp(datafname); |
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346 if (fd == -1) { |
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347 g_free(datafname); |
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348 datafname = NULL; |
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349 scr_LogPrint(LPRINT_LOGNORM, |
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350 "Unable to create temp file for external command."); |
1107 | 351 } else { |
352 write(fd, data_locale, strlen(data_locale)); | |
353 write(fd, "\n", 1); | |
354 close(fd); | |
355 arg_data = datafname; | |
524
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356 } |
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357 g_free(data_locale); |
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358 } |
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359 |
160 | 360 if ((pid=fork()) == -1) { |
374
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361 scr_LogPrint(LPRINT_LOGNORM, "Fork error, cannot launch external command."); |
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362 g_free(datafname); |
160 | 363 return; |
364 } | |
365 | |
366 if (pid == 0) { // child | |
656
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367 // Close standard file descriptors |
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368 close(STDIN_FILENO); |
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369 close(STDOUT_FILENO); |
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370 close(STDERR_FILENO); |
1058 | 371 if (execl(extcmd, extcmd, arg_type, arg_info, bjid, arg_data, NULL) == -1) { |
374
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372 // scr_LogPrint(LPRINT_LOGNORM, "Cannot execute external command."); |
160 | 373 exit(1); |
374 } | |
375 } | |
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376 g_free(datafname); |
160 | 377 } |
576 | 378 |
580 | 379 /* vim: set expandtab cindent cinoptions=>2\:2(0: For Vim users... */ |