add STRFTIME dialplan function (bug #4098, modified to use new funcs subdirectory)
authorKevin P. Fleming <kpfleming@digium.com>
Thu, 5 May 2005 05:50:11 +0000 (05:50 +0000)
committerKevin P. Fleming <kpfleming@digium.com>
Thu, 5 May 2005 05:50:11 +0000 (05:50 +0000)
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5584 65c4cc65-6c06-0410-ace0-fbb531ad65f3

funcs/func_strings.c

index b70fbfe..61cef26 100755 (executable)
@@ -19,6 +19,7 @@
 #include "asterisk/logger.h"
 #include "asterisk/utils.h"
 #include "asterisk/app.h"
+#include "asterisk/localtime.h"
 
 static char *function_fieldqty(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
 {
@@ -115,3 +116,56 @@ struct ast_custom_function len_function = {
        .syntax = "LEN(<string>)",
        .read = builtin_function_len,
 };
+
+static char *acf_strftime(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len) 
+{
+       char *format, *epoch, *timezone;
+       long epochi;
+       struct timeval tv;
+       struct tm time;
+
+       if (data) {
+               format = ast_strdupa(data);
+               if (format) {
+                       epoch = strsep(&format, "|");
+                       timezone = strsep(&format, "|");
+
+                       if (epoch && !ast_strlen_zero(epoch) && sscanf(epoch, "%ld", &epochi) == 1) {
+                       } else if (!gettimeofday(&tv, NULL)) {
+                               epochi = tv.tv_sec;
+                       } else {
+                               ast_log(LOG_ERROR, "Cannot gettimeofday() ?!!\n");
+                               return "";
+                       }
+
+                       ast_localtime(&epochi, &time, timezone);
+
+                       if (!format) {
+                               format = "%c";
+                       }
+
+                       buf[0] = '\0';
+                       if (! strftime(buf, len, format, &time)) {
+                               ast_log(LOG_WARNING, "C function strftime() output nothing?!!\n");
+                       }
+                       buf[len - 1] = '\0';
+
+                       return buf;
+               } else {
+                       ast_log(LOG_ERROR, "Out of memory\n");
+               }
+       } else {
+               ast_log(LOG_ERROR, "Asterisk function STRFTIME() requires an argument.\n");
+       }
+       return "";
+}
+
+#ifndef BUILTIN_FUNC
+static
+#endif
+struct ast_custom_function strftime_function = {
+       .name = "STRFTIME",
+       .synopsis = "Returns the current date/time in a specified format.",
+       .syntax = "STRFTIME([<epoch>][,[timezone][,format]])",
+       .read = acf_strftime,
+};