From 20d98bd2c763ac70234ee0ca7644d68dca455550 Mon Sep 17 00:00:00 2001
From: kpfleming <kpfleming@f38db490-d61c-443f-a65b-d21fe96a405b>
Date: Mon, 29 Aug 2005 22:54:54 +0000
Subject: add dialplan functions for URI encoding/decoding (issue #4857)

git-svn-id: http://svn.digium.com/svn/asterisk/trunk@6442 f38db490-d61c-443f-a65b-d21fe96a405b
---
 funcs/func_uri.c | 108 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100755 funcs/func_uri.c

(limited to 'funcs')

diff --git a/funcs/func_uri.c b/funcs/func_uri.c
new file mode 100755
index 000000000..8617e3dde
--- /dev/null
+++ b/funcs/func_uri.c
@@ -0,0 +1,108 @@
+/*
+ * Asterisk -- A telephony toolkit for Linux.
+ *
+ * URI encoding / decoding
+ * 
+ * For now this code only supports 8 bit characters, not unicode,
+ * which we ultimately will need to support.
+ * 
+ * Copyright (C) 2005, Digium, Inc.
+ * Created by Olle E. Johansson, Edvina.net 
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include "asterisk.h"
+
+/* ASTERISK_FILE_VERSION(__FILE__, "$Revision$") */
+
+#include "asterisk/channel.h"
+#include "asterisk/pbx.h"
+#include "asterisk/logger.h"
+#include "asterisk/utils.h"
+#include "asterisk/app.h"
+#include "asterisk/module.h"
+
+/*--- builtin_function_uriencode: Encode URL according to RFC 2396 */
+static char *builtin_function_uriencode(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len) 
+{
+	char uri[BUFSIZ];
+
+	if (!data || ast_strlen_zero(data)) {
+		ast_log(LOG_WARNING, "Syntax: URIENCODE(<data>) - missing argument!\n");
+		return NULL;
+	}
+
+	ast_uri_encode(data, uri, sizeof(uri), 1);
+	ast_copy_string(buf, uri, len);
+
+	return buf;
+}
+
+/*--- builtin_function_uridecode: Decode URI according to RFC 2396 */
+static char *builtin_function_uridecode(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len) 
+{
+	if (!data || ast_strlen_zero(data)) {
+		ast_log(LOG_WARNING, "Syntax: URIDECODE(<data>) - missing argument!\n");
+		return NULL;
+	}
+
+	
+	ast_copy_string(buf, data, len);
+	ast_uri_decode(buf);
+	return buf;
+}
+
+#ifndef BUILTIN_FUNC
+static
+#endif
+struct ast_custom_function urldecode_function = {
+	.name = "URIDECODE",
+	.synopsis = "Decodes an URI-encoded string.",
+	.syntax = "URIDECODE(<data>)",
+	.read = builtin_function_uridecode,
+};
+
+#ifndef BUILTIN_FUNC
+static
+#endif
+struct ast_custom_function urlencode_function = {
+	.name = "URIENCODE",
+	.synopsis = "Encodes a string to URI-safe encoding.",
+	.syntax = "URIENCODE(<data>)",
+	.read = builtin_function_uriencode,
+};
+
+#ifndef BUILTIN_FUNC
+static char *tdesc = "URI encode/decode functions";
+
+int unload_module(void)
+{
+        return ast_custom_function_unregister(&urldecode_function) || ast_custom_function_unregister(&urlencode_function);
+}
+
+int load_module(void)
+{
+        return ast_custom_function_register(&urldecode_function) || ast_custom_function_register(&urlencode_function);
+}
+
+char *description(void)
+{
+	return tdesc;
+}
+
+int usecount(void)
+{
+	return 0;
+}
+
+char *key()
+{
+	return ASTERISK_GPL_KEY;
+}
+#endif /* BUILTIN_FUNC */
-- 
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