Made everything nicer :-)
[mirrors/libpurple-core-answerscripts.git] / answerscripts.c
index f8e03fe..f33741a 100755 (executable)
@@ -1,20 +1,23 @@
+//#define __WIN32__
 #define PURPLE_PLUGINS
 
 /* Purple headers */
 #include <libpurple/debug.h>
 #include <libpurple/version.h>
 #include <libpurple/conversation.h>
-#include <libpurple/debug.h>
-#include <libpurple/log.h>
+//#include <libpurple/log.h>
 #include <libpurple/plugin.h>
-#include <libpurple/pluginpref.h>
-#include <libpurple/prefs.h>
-#include <libpurple/signals.h>
+//#include <libpurple/signals.h>
 #include <libpurple/util.h>
 #include <libpurple/notify.h>
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <errno.h>
+
+#ifndef __WIN32__
+       #include <fcntl.h>
+#endif
 
 #define ANSWERSCRIPT "answerscripts.exe"
 #define ANSWERSCRIPTS_TIMEOUT_INTERVAL 250
@@ -30,26 +33,27 @@ typedef struct {
   PurpleConversation *conv;
 } answerscripts_job;
 
-int answerscripts_process_message(answerscripts_job *job) {
-       //TODO: process scripts and send response asynchronously
+int answerscripts_process_message_cb(answerscripts_job *job) {
        FILE *pipe = job->pipe;
        PurpleConversation *conv = job->conv;
 
-       if (pipe && fgets(response, ANSWERSCRIPTS_LINE_LENGTH, pipe)) {
+       if (pipe && !feof(pipe)) {
+               if(!fgets(response, ANSWERSCRIPTS_LINE_LENGTH, pipe)
+                       && (errno == EWOULDBLOCK || errno == EAGAIN)
+               ) return 1;
+
                for(i=0;response[i];i++) if(response[i]=='\n') response[i]=0;
                purple_conv_im_send(purple_conversation_get_im_data(conv), response);
-               return 1;
+
+               if(!feof(pipe)) return 1;
        }
        pclose(pipe);
        free(job);
        return 0;
 }
 
-static void
-received_im_msg_cb(PurpleAccount *account, char *who, char *buffer, PurpleConversation *conv, PurpleMessageFlags flags, void *data) {
-
-       /* A workaround to avoid skipping of the first message as a result on NULL-conv: */
-       if (conv == NULL) conv = purple_conversation_new(PURPLE_CONV_TYPE_IM, account, who);
+static void received_im_msg_cb(PurpleAccount *account, char *who, char *buffer, PurpleConversation *conv, PurpleMessageFlags flags, void *data) {
+       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: */
 
        buff = purple_markup_strip_html(buffer);
        //printf("\nHarvie received: %s: %s\n", who, buff); //debug
@@ -63,25 +67,25 @@ received_im_msg_cb(PurpleAccount *account, char *who, char *buffer, PurpleConver
        job->pipe = popen(hook_script, "r");
        job->conv = conv;
 
-       purple_timeout_add(ANSWERSCRIPTS_TIMEOUT_INTERVAL, answerscripts_process_message, (gpointer) job);
+       #ifndef __WIN32__
+               int fflags = fcntl(fileno(job->pipe), F_GETFL, 0);
+               fcntl(fileno(job->pipe), F_SETFL, fflags | O_NONBLOCK);
+       #endif
 
+       purple_timeout_add(ANSWERSCRIPTS_TIMEOUT_INTERVAL, (GSourceFunc) answerscripts_process_message_cb, (gpointer) job);
 }
 
 
 static gboolean plugin_load(PurplePlugin * plugin) {
        asprintf(&hook_script,"%s/%s",purple_user_dir(),ANSWERSCRIPT);
-
        void *conv_handle = purple_conversations_get_handle();
-
-       purple_signal_connect(conv_handle, "received-im-msg",
-                             plugin, PURPLE_CALLBACK(received_im_msg_cb),
-                             NULL);
-       return TRUE;
+       purple_signal_connect(conv_handle, "received-im-msg", plugin, PURPLE_CALLBACK(received_im_msg_cb), NULL);
+       return 0;
 }
 
 static gboolean plugin_unload(PurplePlugin * plugin) {
        free(hook_script);
-       return TRUE;
+       return 0;
 }
 
 static PurplePluginInfo info = {
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