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Added new ENV value ANSW_PROTOCOL. Now you can securely recognize user by his nick...
[mirrors/libpurple-core-answerscripts.git] / answerscripts.c
diff --git a/answerscripts.c b/answerscripts.c
index f8e03fef4caa29c89b8a5a56a13e7f3f1ac2b354..c26d37bc9cafaa8009c46f936e21cc37a517b3a4 100755 (executable)
--- a/answerscripts.c
+++ b/answerscripts.c
@@ -1,26 +1,34 @@
-#define PURPLE_PLUGINS
+//#define __WIN32__
+#ifndef __WIN32__
+       #define ANSWERSCRIPT_EXT ""
+#else
+       #define ANSWERSCRIPT_EXT ".exe"
+#endif
+#define ANSWERSCRIPT "answerscripts" ANSWERSCRIPT_EXT
+#define ANSWERSCRIPTS_TIMEOUT_INTERVAL 250
+#define ANSWERSCRIPTS_LINE_LENGTH 4096
+#define ENV_PREFIX "ANSW_"
+#define PROTOCOL_PREFIX "prpl-"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <string.h>
+
+#ifndef __WIN32__
+       #include <fcntl.h>
+#endif
 
 
-/* Purple headers */
+/* Purple plugin */
+#define PURPLE_PLUGINS
 #include <libpurple/debug.h>
 #include <libpurple/version.h>
 #include <libpurple/conversation.h>
 #include <libpurple/debug.h>
 #include <libpurple/version.h>
 #include <libpurple/conversation.h>
-#include <libpurple/debug.h>
-#include <libpurple/log.h>
 #include <libpurple/plugin.h>
 #include <libpurple/plugin.h>
-#include <libpurple/pluginpref.h>
-#include <libpurple/prefs.h>
 #include <libpurple/signals.h>
 #include <libpurple/util.h>
 #include <libpurple/signals.h>
 #include <libpurple/util.h>
-#include <libpurple/notify.h>
-
-#include <stdio.h>
-#include <stdlib.h>
 
 
-#define ANSWERSCRIPT "answerscripts.exe"
-#define ANSWERSCRIPTS_TIMEOUT_INTERVAL 250
-#define ANSWERSCRIPTS_LINE_LENGTH 4096
-
-char *buff = NULL;
+char *message = NULL;
 char *hook_script = NULL;
 char response[ANSWERSCRIPTS_LINE_LENGTH+1];
 int i;
 char *hook_script = NULL;
 char response[ANSWERSCRIPTS_LINE_LENGTH+1];
 int i;
@@ -30,52 +38,77 @@ typedef struct {
   PurpleConversation *conv;
 } answerscripts_job;
 
   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;
 
        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);
                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;
 }
 
        }
        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
+       //Get message
+       message = purple_markup_strip_html(buffer);
+       //printf("\nHarvie received: %s: %s\n", who, message); //debug
        //purple_conv_im_send(purple_conversation_get_im_data(conv), ":-*"); //debug
 
        //purple_conv_im_send(purple_conversation_get_im_data(conv), ":-*"); //debug
 
-       setenv("PURPLE_FROM", who, 1);
-       setenv("PURPLE_MSG", buff, 1);
+       //Get protocol ID
+       const char *protocol_id = purple_account_get_protocol_id(account);
+       if(!strncmp(protocol_id,PROTOCOL_PREFIX,strlen(PROTOCOL_PREFIX))) protocol_id += strlen(PROTOCOL_PREFIX); //trim out protocol prefix (eg.: "prpl-irc" => "irc")
+
+       //Get status
+       PurpleStatus *status = purple_account_get_active_status(account);
+       PurpleStatusType *type = purple_status_get_type(status);
 
 
+       //Get status id
+       const char *status_id = NULL;
+       status_id = purple_primitive_get_id_from_type(purple_status_type_get_primitive(type));
 
 
+       //Get status message
+       const char *status_msg = NULL;
+       if (purple_status_type_get_attr(type, "message") != NULL) {
+               status_msg = purple_status_get_attr_string(status, "message");
+       } else {
+               status_msg = (char *) purple_savedstatus_get_message(purple_savedstatus_get_current());
+       }
+
+       //Export variables to environment
+       setenv(ENV_PREFIX "MSG", message, 1);
+       setenv(ENV_PREFIX "FROM", who, 1);
+       setenv(ENV_PREFIX "PROTOCOL", protocol_id, 1);
+       setenv(ENV_PREFIX "STATUS", status_id, 1);
+       setenv(ENV_PREFIX "STATUS_MSG", status_msg, 1);
+
+       //Launch job on background
        answerscripts_job *job = (answerscripts_job*) malloc(sizeof(answerscripts_job));
        job->pipe = popen(hook_script, "r");
        job->conv = conv;
 
        answerscripts_job *job = (answerscripts_job*) malloc(sizeof(answerscripts_job));
        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);
 static gboolean plugin_load(PurplePlugin * plugin) {
        asprintf(&hook_script,"%s/%s",purple_user_dir(),ANSWERSCRIPT);
-
        void *conv_handle = purple_conversations_get_handle();
        void *conv_handle = purple_conversations_get_handle();
-
-       purple_signal_connect(conv_handle, "received-im-msg",
-                             plugin, PURPLE_CALLBACK(received_im_msg_cb),
-                             NULL);
+       purple_signal_connect(conv_handle, "received-im-msg", plugin, PURPLE_CALLBACK(received_im_msg_cb), NULL);
        return TRUE;
 }
 
        return TRUE;
 }
 
@@ -96,16 +129,17 @@ static PurplePluginInfo info = {
 
        "core-answerscripts",
        "AnswerScripts",
 
        "core-answerscripts",
        "AnswerScripts",
-       "0.1.1",
-       "Framework for hooking scripts to received messages for various libpurple clients",
-       "This plugin will call ~/.purple/" ANSWERSCRIPT " (or wherever purple_user_dir() points) "
-               "script (or any executable) for each single message called."
-               "Envinronment values PURPLE_MSG and PURPLE_FROM will be set to carry "
-               "informations about message text and sender so script can respond to that message. "
-               "Any text printed to STDOUT by the script will be sent back as answer to message. "
-               "Please see example scripts for more informations...",
+       "0.3.0",
+       "Framework for hooking scripts to process received messages for libpurple clients",
+       "This plugin will execute script ~/.purple/" ANSWERSCRIPT " "
+               "or any other executable called  " ANSWERSCRIPT " and found in purple_user_dir() "
+               "for each single instant message received.\n"
+               "\n- Envinronment values PURPLE_MSG and PURPLE_FROM will be set to carry "
+               "informations about message text and sender so script can respond to that message."
+               "\n- Any text printed to STDOUT by the script will be sent back as answer to message."
+               "\n\nPlease see example scripts, documentation or source code for more informations...",
        "Harvie <harvie@email.cz>",
        "Harvie <harvie@email.cz>",
-       "http://github.com/harvie",
+       "http://github.com/harvie/libpurple-core-answerscripts",
 
        plugin_load,
        plugin_unload,
 
        plugin_load,
        plugin_unload,
https://github.com/Harvie/libpurple-core-answerscripts.git (mirrored @ Tue, 16 Apr 2024 23:40:10 +0200)
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