4 #define ANSWERSCRIPT_EXT ""
6 #define ANSWERSCRIPT_EXT ".exe"
8 #define ANSWERSCRIPT "answerscripts" ANSWERSCRIPT_EXT
9 #define ANSWERSCRIPTS_TIMEOUT_INTERVAL 250
10 #define ANSWERSCRIPTS_LINE_LENGTH 4096
11 #define ENV_PREFIX "ANSW_"
12 #define PROTOCOL_PREFIX "prpl-"
26 #define PURPLE_PLUGINS
27 #include <libpurple/account.h>
28 #include <libpurple/blist.h>
29 #include <libpurple/conversation.h>
30 #include <libpurple/core.h>
31 #include <libpurple/debug.h>
32 #include <libpurple/plugin.h>
33 #include <libpurple/savedstatuses.h>
34 #include <libpurple/signals.h>
35 #include <libpurple/status.h>
36 #include <libpurple/util.h>
37 #include <libpurple/value.h>
38 #include <libpurple/version.h>
41 char *hook_script
= NULL
;
45 PurpleConversation
*conv
;
48 const void *check_null(const void *pointer
) {
50 fprintf(stderr
, "NULL pointer detected in answerscripts!\n");
56 int answerscripts_process_message_cb(answerscripts_job
*job
) {
58 char response
[ANSWERSCRIPTS_LINE_LENGTH
+1]; response
[0]='\0';
59 FILE *pipe
= job
->pipe
;
60 PurpleConversation
*conv
= job
->conv
;
62 if (pipe
&& !feof(pipe
)) {
63 if(!fgets(response
, ANSWERSCRIPTS_LINE_LENGTH
, pipe
)
64 && (errno
== EWOULDBLOCK
|| errno
== EAGAIN
) //WARNING! Not compatible with windows :-(
67 for(i
=0;response
[i
];i
++) if(response
[i
]=='\n') response
[i
]='\0';
68 if(response
[0]!='\0') {
69 if(purple_conversation_get_type(conv
) == PURPLE_CONV_TYPE_CHAT
) {
70 purple_conv_chat_send(purple_conversation_get_chat_data(conv
), response
);
72 purple_conv_im_send(purple_conversation_get_im_data(conv
), response
);
75 if(!feof(pipe
)) return 1;
82 static void received_msg_cb(PurpleAccount
*account
, char *who
, char *buffer
, PurpleConversation
*conv
, PurpleMessageFlags flags
, void *data
) {
83 if (conv
== NULL
) conv
= purple_conversation_new(PURPLE_CONV_TYPE_IM
, account
, who
); //* A workaround to avoid skipping of the first message as a result on NULL-conv: */
85 PurpleBuddy
*buddy
= purple_find_buddy(account
, who
);
86 PurplePresence
*presence
= purple_buddy_get_presence(buddy
);
89 message
= purple_markup_strip_html(buffer
);
91 //Get conversation type
92 const char *action
, *roomname
;
93 switch(purple_conversation_get_type(conv
)) {
94 case PURPLE_CONV_TYPE_IM
:
98 case PURPLE_CONV_TYPE_CHAT
:
100 roomname
= purple_conversation_get_name(conv
);
101 //PurpleConvChat *chat = purple_conversation_get_chat_data(conv);
108 const char* local_name
= (char *) purple_account_get_name_for_display(account
);
109 const char* local_alias
= purple_account_get_alias(account
);
110 if(local_alias
== NULL
) local_alias
= local_name
;
112 //Do not respond to messages sent by myself
113 if(strcmp(local_name
, who
) == 0) return;
117 if(flags
& PURPLE_MESSAGE_NICK
|| purple_utf8_has_word(buffer
, local_name
))
118 highlighted
= "true";
120 highlighted
= "false";
122 //REMOTE USER (Buddy):
125 const char* remote_alias
= purple_buddy_get_alias(buddy
);
126 if(remote_alias
== NULL
) remote_alias
= who
;
127 //if(remote_alias == NULL) remote_alias = "";
130 PurpleGroup
*group
= purple_buddy_get_group(buddy
);
131 const char *from_group
= group
!= NULL
? purple_group_get_name(group
) : ""; //return empty string if not in group
134 const char *protocol_id
= purple_account_get_protocol_id(account
);
135 if(!strncmp(protocol_id
,PROTOCOL_PREFIX
,strlen(PROTOCOL_PREFIX
))) protocol_id
+= strlen(PROTOCOL_PREFIX
); //trim out PROTOCOL_PREFIX (eg.: "prpl-irc" => "irc")
138 PurpleStatus
*status
= purple_account_get_active_status(account
);
139 PurpleStatusType
*type
= purple_status_get_type(status
);
141 PurpleStatus
*r_status
= purple_presence_get_active_status(presence
);
142 PurpleStatusType
*r_status_type
= purple_status_get_type(r_status
);
145 const char *status_id
= NULL
;
146 status_id
= purple_primitive_get_id_from_type(purple_status_type_get_primitive(type
));
148 const char *r_status_id
= NULL
;
149 r_status_id
= purple_primitive_get_id_from_type(purple_status_type_get_primitive(r_status_type
));
152 const char *status_msg
= NULL
;
153 if (purple_status_type_get_attr(type
, "message") != NULL
) {
154 status_msg
= check_null(purple_status_get_attr_string(status
, "message"));
156 status_msg
= (char *) check_null(purple_savedstatus_get_message(purple_savedstatus_get_current()));
159 const char *r_status_msg
= NULL
;
160 if (purple_status_type_get_attr(r_status_type
, "message") != NULL
) {
161 r_status_msg
= check_null(purple_status_get_attr_string(r_status
, "message"));
166 //Export variables to environment
167 setenv(ENV_PREFIX
"ACTION", action
, 1); //what happend: IM/CHAT/UNKNOWN, show setting dialog, event, etc...
168 setenv(ENV_PREFIX
"MSG", message
, 1); //text of the message
169 setenv(ENV_PREFIX
"MSG_HIGHLIGHTED", highlighted
, 1); //was my nick mentioned in message? true/false
170 setenv(ENV_PREFIX
"PROTOCOL", protocol_id
, 1); //protocol used to deliver the message. eg.: xmpp, irc,...
171 setenv(ENV_PREFIX
"R_NAME", who
, 1); //ID of remote user - "buddy"
172 setenv(ENV_PREFIX
"R_GROUP", from_group
, 1); //group which contains that buddy OR empty string
173 setenv(ENV_PREFIX
"R_ALIAS", remote_alias
, 1); //buddy's OPTIONAL alias, server alias, contact alias, username OR empty string
174 setenv(ENV_PREFIX
"R_STATUS", r_status_id
, 1); //unique ID of remote user's status. eg.: available, away,...
175 setenv(ENV_PREFIX
"R_ROOM_NAME", roomname
, 1); //Chatroom name
176 setenv(ENV_PREFIX
"R_STATUS_MSG", r_status_msg
, 1); //status message set by your buddy
177 setenv(ENV_PREFIX
"L_NAME", local_name
, 1); //ID of local user
178 setenv(ENV_PREFIX
"L_ALIAS", local_alias
, 1); //OPTIONAL alias of local user OR empty string
179 setenv(ENV_PREFIX
"L_STATUS", status_id
, 1); //unique ID of local user's status. eg.: available, away,...
180 setenv(ENV_PREFIX
"L_STATUS_MSG", status_msg
, 1); //status message set by local user
182 //Launch job on background
183 answerscripts_job
*job
= (answerscripts_job
*) malloc(sizeof(answerscripts_job
));
184 job
->pipe
= popen(hook_script
, "r");
185 if(job
->pipe
== NULL
) {
186 fprintf(stderr
,"Can't execute %s\n", hook_script
);
192 int fflags
= fcntl(fileno(job
->pipe
), F_GETFL
, 0);
193 fcntl(fileno(job
->pipe
), F_SETFL
, fflags
| O_NONBLOCK
);
195 //WARNING! Somehow implement FILE_FLAG_OVERLAPPED & FILE_FLAG_NO_BUFFERING support on windows
198 purple_timeout_add(ANSWERSCRIPTS_TIMEOUT_INTERVAL
, (GSourceFunc
) answerscripts_process_message_cb
, (gpointer
) job
);
201 static gboolean
plugin_load(PurplePlugin
* plugin
) {
202 asprintf(&hook_script
,"%s/%s",purple_user_dir(),ANSWERSCRIPT
);
203 void *conv_handle
= purple_conversations_get_handle();
204 purple_signal_connect(conv_handle
, "received-im-msg", plugin
, PURPLE_CALLBACK(received_msg_cb
), NULL
);
205 purple_signal_connect(conv_handle
, "received-chat-msg", plugin
, PURPLE_CALLBACK(received_msg_cb
), NULL
);
209 static gboolean
plugin_unload(PurplePlugin
* plugin
) {
214 static PurplePluginInfo info
= {
216 PURPLE_MAJOR_VERSION
,
217 PURPLE_MINOR_VERSION
,
218 PURPLE_PLUGIN_STANDARD
,
222 PURPLE_PRIORITY_DEFAULT
,
224 "core-answerscripts",
227 "Framework for hooking scripts to process received messages for libpurple clients",
228 "\nThis plugin will execute script \"~/.purple/" ANSWERSCRIPT
"\" "
229 "(or any other executable called \"" ANSWERSCRIPT
"\" and found in purple_user_dir()) "
230 "each time when instant message is received.\n"
231 "\n- Any text printed to STDOUT by this script will be sent back as answer to received message."
232 "\n- Following environment values will be set, so script can use them for responding:\n"
233 "\t- " ENV_PREFIX
"* (see documentation or env for more)\n"
234 "\nPlease see sample scripts, documentation, website and source code for more informations...\n"
236 "Tomas Mudrunka <harviecz@gmail.cz>",
237 "http://github.com/harvie/libpurple-core-answerscripts",
252 static void init_plugin(PurplePlugin
* plugin
) {
253 //Export static environment variables
254 //#ifndef __x86_64__ //Workaround for x86_64 (where this causes problems for unknown reason)
255 const char * core_ui
= check_null(purple_core_get_ui());
256 const char * core_version
= check_null(purple_core_get_version());
257 setenv(ENV_PREFIX
"L_AGENT", (char *) core_ui
, 1); //ID of IM client used with answerscripts
258 setenv(ENV_PREFIX
"L_AGENT_VERSION", (char *) core_version
, 1); //Version of client
262 PURPLE_INIT_PLUGIN(autoanswer
, init_plugin
, info
)