luci-base: fs.js: exec_direct(): add ability to encode command as latin1

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

1 files changed, 12 insertions, 2 deletions

diff --git a/modules/luci-base/htdocs/luci-static/resources/fs.js b/modules/luci-base/htdocs/luci-static/resources/fs.js
index df3a14b756..8d2760dd5e 100644
--- a/modules/luci-base/htdocs/luci-static/resources/fs.js
+++ b/modules/luci-base/htdocs/luci-static/resources/fs.js
@@ -390,12 +390,17 @@ var FileSystem = L.Class.extend(/** @lends LuCI.fs.prototype */ {
 	 * `text` to interpret the output as string, `json` to parse the output
 	 * as JSON or `blob` to return the output as Blob instance.
 	 *
+	 * @param {boolean} [latin1=false]
+	 * Whether to encode the command line as Latin1 instead of UTF-8. This
+	 * is usually not needed but can be useful for programs that cannot
+	 * handle UTF-8 input.
+	 *
 	 * @returns {Promise<*>}
 	 * Returns a promise resolving with the command stdout output interpreted
 	 * according to the specified type or rejecting with an error stating the
 	 * failure reason.
 	 */
-	exec_direct: function(command, params, type) {
+	exec_direct: function(command, params, type, latin1) {
 		var cmdstr = String(command)
 			.replace(/\\/g, '\\\\').replace(/(\s)/g, '\\$1');
 
@@ -404,8 +409,13 @@ var FileSystem = L.Class.extend(/** @lends LuCI.fs.prototype */ {
 				cmdstr += ' ' + String(params[i])
 					.replace(/\\/g, '\\\\').replace(/(\s)/g, '\\$1');
 
+		if (latin1)
+			cmdstr = escape(cmdstr).replace(/\+/g, '%2b');
+		else
+			cmdstr = encodeURIComponent(cmdstr);
+
 		var postdata = 'sessionid=%s&command=%s'
-			.format(encodeURIComponent(L.env.sessionid), encodeURIComponent(cmdstr));
+			.format(encodeURIComponent(L.env.sessionid), cmdstr);
 
 		return L.Request.post(L.env.cgi_base + '/cgi-exec', postdata, {
 			headers: { 'Content-Type': 'application/x-www-form-urlencoded' },