answerscripts.c

   1 #define PURPLE_PLUGINS
   2
   3 /* Purple headers */
   4 #include <libpurple/debug.h>
   5 #include <libpurple/version.h>
   6 #include <libpurple/conversation.h>
   7 #include <libpurple/debug.h>
   8 #include <libpurple/log.h>
   9 #include <libpurple/plugin.h>
  10 #include <libpurple/pluginpref.h>
  11 #include <libpurple/prefs.h>
  12 #include <libpurple/signals.h>
  13 #include <libpurple/util.h>
  14 #include <libpurple/notify.h>
  15
  16 #include <stdio.h>
  17 #include <stdlib.h>
  18
  19 #define RESPONSE_LINE_LENGTH 4096
  20 #define HOOK_SCRIPT "answerscripts.exe"
  21
  22 char *buff = NULL;
  23 char *hook_script = NULL;
  24 char response[RESPONSE_LINE_LENGTH+1];
  25 int i;
  26
  27 static void
  28 received_im_msg_cb(PurpleAccount * account, char *who, char *buffer,
  29 PurpleConversation * conv, PurpleMessageFlags flags,
  30 void *data) {
  31         /* A workaround to avoid skipping of the first message as a result on NULL-conv: */
  32         if (conv == NULL) conv = purple_conversation_new(PURPLE_CONV_TYPE_IM, account, who);
  33
  34         buff = purple_markup_strip_html(buffer);
  35         //printf("\nHarvie received: %s: %s\n", who, buff); //debug
  36         //purple_conv_im_send(purple_conversation_get_im_data(conv), ":-*"); //debug
  37
  38         setenv("PURPLE_FROM", who, 1);
  39         setenv("PURPLE_MSG", buff, 1);
  40
  41         FILE* pipe = popen(hook_script, "r"); //TODO: process scripts and send response asynchronously
  42         while (pipe && fgets(response, RESPONSE_LINE_LENGTH, pipe)) {
  43                 for(i=0;response[i];i++) if(response[i]=='\n') response[i]=0;
  44                 purple_conv_im_send(purple_conversation_get_im_data(conv), response);
  45         }
  46         pclose(pipe);
  47 }
  48
  49
  50 static gboolean plugin_load(PurplePlugin * plugin) {
  51         asprintf(&hook_script,"%s/%s",purple_user_dir(),HOOK_SCRIPT);
  52
  53         void *conv_handle = purple_conversations_get_handle();
  54
  55         purple_signal_connect(conv_handle, "received-im-msg",
  56                               plugin, PURPLE_CALLBACK(received_im_msg_cb),
  57                               NULL);
  58         return TRUE;
  59 }
  60
  61 static gboolean plugin_unload(PurplePlugin * plugin) {
  62         free(hook_script);
  63         return TRUE;
  64 }
  65
  66 static PurplePluginInfo info = {
  67         PURPLE_PLUGIN_MAGIC,
  68         PURPLE_MAJOR_VERSION,
  69         PURPLE_MINOR_VERSION,
  70         PURPLE_PLUGIN_STANDARD,
  71         NULL,
  72         0,
  73         NULL,
  74         PURPLE_PRIORITY_DEFAULT,
  75
  76         "core-answerscripts",
  77         "AnswerScripts",
  78         "0.1",
  79         "Framework for hooking scripts to received messages for various libpurple clients",
  80         "This plugin will call ~/.purple/" HOOK_SCRIPT " (or wherever purple_user_dir() points) "
  81                 "script (or any executable) for each single message called."
  82                 "Envinronment values PURPLE_MSG and PURPLE_FROM will be set to carry "
  83                 "informations about message text and sender so script can respond to that message. "
  84                 "Any text printed to STDOUT by the script will be sent back as answer to message. "
  85                 "Please see example scripts for more informations...",
  86         "Harvie <harvie@email.cz>",
  87         "http://github.com/harvie",
  88
  89         plugin_load,
  90         plugin_unload,
  91         NULL,
  92         NULL,
  93         NULL,
  94         NULL,
  95         NULL,
  96         NULL,
  97         NULL,
  98         NULL,
  99         NULL
 100 };
 101
 102 static void init_plugin(PurplePlugin * plugin) {
 103
 104 }
 105
 106 PURPLE_INIT_PLUGIN(autoanswer, init_plugin, info)