Add controlplayback app

git-svn-id: http://svn.digium.com/svn/asterisk/trunk@3077 f38db490-d61c-443f-a65b-d21fe96a405b

apps/Makefile

@@ -27,7 +27,7 @@ APPS=app_dial.so app_playback.so app_voicemail.so app_directory.so app_mp3.so\
      app_hasnewvoicemail.so app_sayunixtime.so app_cut.so app_read.so \
      app_setcdruserfield.so app_random.so app_ices.so app_eval.so \
      app_nbscat.so app_sendtext.so app_exec.so app_sms.so \
-     app_groupcount.so app_txtcidname.so
+     app_groupcount.so app_txtcidname.so app_controlplayback.so
 
 ifneq (${OSARCH},Darwin)
 ifneq (${OSARCH},FreeBSD)

apps/app_controlplayback.c

@@ -0,0 +1,120 @@
+/*
+ * Asterisk -- A telephony toolkit for Linux.
+ *
+ * Trivial application to control playback a sound file
+ * 
+ * Copyright (C) 1999, Mark Spencer
+ *
+ * Mark Spencer <markster@linux-support.net>
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License
+ */
+ 
+#include <asterisk/lock.h>
+#include <asterisk/file.h>
+#include <asterisk/logger.h>
+#include <asterisk/channel.h>
+#include <asterisk/pbx.h>
+#include <asterisk/app.h>
+#include <asterisk/module.h>
+#include <asterisk/translate.h>
+#include <asterisk/utils.h>
+#include <string.h>
+#include <stdlib.h>
+#include <pthread.h>
+
+static char *tdesc = "Control Playback Application";
+
+static char *app = "ControlPlayback";
+
+static char *synopsis = "Play a file with fast forward and rewind";
+
+static char *descrip = 
+"  ControlPlayback(filename[|skipms][|endplay]):  Plays  back  a  given  filename\n"
+"(do not put extension). Options may also be included following a pipe symbol.\n"
+"you can use * and # to rewind and fast forward the playback specified. If 'endplay' is.\n"
+"added the file will terminate playback when 1 is pressed. Returns -1 if the channel\n"
+"was hung up, or if the file does not exist. Returns 0 otherwise.\n";
+
+STANDARD_LOCAL_USER;
+
+LOCAL_USER_DECL;
+
+static int controlplayback_exec(struct ast_channel *chan, void *data)
+{
+	int res = 0;
+	int skipms = 0;
+	struct localuser *u;
+	char tmp[256];
+	char *skip, *endplay;
+	int option_endplay = 0;
+	if (!data || ast_strlen_zero((char *)data)) {
+		ast_log(LOG_WARNING, "ControlPlayback requires an argument (filename)\n");
+		return -1;
+	}
+	strncpy(tmp, (char *)data, sizeof(tmp)-1);
+	if((skip=strchr(tmp,'|'))) {
+		*skip = '\0';
+		*skip++;
+		if((endplay=strchr(skip,'|'))) {
+			*endplay = '\0';
+			*endplay++;
+			if(!strcmp(endplay,"endplay")) {
+				option_endplay = 1;
+			}
+		}
+	}
+	if (atoi(skip) > 0) {
+		skipms =  atoi(skip);
+	} else {
+		skipms = 3000;
+	}
+		
+	LOCAL_USER_ADD(u);
+
+	if (chan->_state != AST_STATE_UP)
+		res = ast_answer(chan);
+
+	ast_stopstream(chan);
+	for(;;) {
+		res = ast_control_streamfile(chan, tmp, "#", "*", skipms);
+		if (res < 1)
+			break;
+		if(option_endplay && res == 49) {
+			res = 0;
+			break;
+		}
+	}
+	ast_stopstream(chan);
+	LOCAL_USER_REMOVE(u);
+	return res;
+}
+
+int unload_module(void)
+{
+	STANDARD_HANGUP_LOCALUSERS;
+	return ast_unregister_application(app);
+}
+
+int load_module(void)
+{
+	return ast_register_application(app, controlplayback_exec, synopsis, descrip);
+}
+
+char *description(void)
+{
+	return tdesc;
+}
+
+int usecount(void)
+{
+	int res;
+	STANDARD_USECOUNT(res);
+	return res;
+}
+
+char *key()
+{
+	return ASTERISK_GPL_KEY;
+}