Version 0.1.8 from FTP

git-svn-id: http://svn.digium.com/svn/asterisk/trunk@280 f38db490-d61c-443f-a65b-d21fe96a405b

apps/app_record.c

@@ -0,0 +1,168 @@
+/*
+ * Asterisk -- A telephony toolkit for Linux.
+ *
+ * Trivial application to record a sound file
+ * 
+ * Copyright (C) 2001, Linux Support Services, Inc.
+ *
+ * Matthew Fredrickson <creslin@linux-support.net>
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License
+ */
+ 
+#include <asterisk/file.h>
+#include <asterisk/logger.h>
+#include <asterisk/channel.h>
+#include <asterisk/pbx.h>
+#include <asterisk/module.h>
+#include <asterisk/translate.h>
+#include <string.h>
+#include <stdlib.h>
+#include <pthread.h>
+
+static char *tdesc = "Trivial Record Application";
+
+static char *app = "Record";
+
+static char *synopsis = "Record to a file";
+
+static char *descrip = 
+"  Record(filename:extension): Records from the channel into a given filename.\n"
+"  If the file exists it will be overwritten.  The 'extension' is the extension\n"
+"  of the file type to be recorded (wav, gsm, etc).  Returns -1 when the user\n"
+"  hangs up.\n";
+
+STANDARD_LOCAL_USER;
+
+LOCAL_USER_DECL;
+
+static int record_exec(struct ast_channel *chan, void *data)
+{
+	int res = 0;
+	int count = 0;
+	int percentflag = 0;
+	char fil[256];
+	char tmp[256];
+	char ext[10];
+	char * vdata;  /* Used so I don't have to typecast every use of *data */
+	int i = 0;
+	int j = 0;
+	
+	struct ast_filestream *s = '\0';
+	struct localuser *u;
+	struct ast_frame *f;
+	
+	vdata = data; /* explained above */
+	
+
+	/* The next few lines of code parse out the filename and header from the input string */
+	if (!vdata) { /* no data implies no filename or anything is present */
+		ast_log(LOG_WARNING, "Record requires an argument (filename)\n");
+		return -1;
+	}
+	
+	for (; vdata[i] && (vdata[i] != ':') ; i++ ) {
+		if ((vdata[i] == '%') && (vdata[i+1] == 'd')) {
+			percentflag = 1;                      /* the wildcard is used */
+		}
+		
+		if (i == strlen(vdata) ) {
+			ast_log(LOG_WARNING, "No extension found\n");
+			return -1;
+		}
+		fil[i] = vdata[i];
+	}
+	fil[i++] = '\0';
+
+	for (; j < 10 && i < strlen(data); i++, j++)
+		ext[j] = vdata[i];
+	ext[j] = '\0';
+	/* done parsing */
+	
+	
+	/* these are to allow the use of the %d in the config file for a wild card of sort to
+	  create a new file with the inputed name scheme */
+	if (percentflag) {
+		do {
+			snprintf(tmp, 256, fil, count);
+			count++;
+		} while ( ast_fileexists(tmp, ext, chan->language) != -1 );
+	} else
+		strncpy(tmp, fil, 256);
+	/* end of routine mentioned */
+
+	LOCAL_USER_ADD(u);
+
+	if (chan->state != AST_STATE_UP) {
+		res = ast_answer(chan); /* Shouldn't need this, but checking to see if channel is already answered
+					 * Theoretically asterisk should already have answered before running the app */
+	}
+	
+	if (!res) {
+		/* Some code to play a nice little beep to signify the start of the record operation */
+		res = ast_streamfile(chan, "beep", chan->language);
+		if (!res) {
+			printf("Waiting on stream\n");
+			res = ast_waitstream(chan, "");
+		} else {
+			printf("streamfile failed\n");
+			ast_log(LOG_WARNING, "ast_streamfile failed on %s\n", chan->name);
+		}
+		ast_stopstream(chan);
+		/* The end of beep code.  Now the recording starts */
+		s = ast_writefile( tmp, ext, NULL, O_CREAT|O_TRUNC|O_WRONLY , 0, 0644);
+	
+		if (s) {
+		
+			while ((f = ast_read(chan))) {
+				if (f->frametype == AST_FRAME_VOICE) {
+					res = ast_writestream(s, f);
+					
+					if (res) {
+						ast_log(LOG_WARNING, "Problem writing frame\n");
+						break;
+					}
+				}
+			}
+			if (!f) {
+					ast_log(LOG_DEBUG, "Got hangup\n");
+					res = -1;
+			}
+			ast_closestream(s);
+		} else			
+			ast_log(LOG_WARNING, "Could not create file %s\n", fil);
+	} else
+		ast_log(LOG_WARNING, "Could not answer channel '%s'\n", chan->name);
+
+	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, record_exec, synopsis, descrip);
+}
+
+char *description(void)
+{
+	return tdesc;
+}
+
+int usecount(void)
+{
+	int res;
+	STANDARD_USECOUNT(res);
+	return res;
+}
+
+char *key()
+{
+	return ASTERISK_GPL_KEY;
+}