fix #51:

* handle unexpected localstorage values
* handle unsupported --lang values

copyparty/__main__.py

@@ -1145,7 +1145,7 @@ def add_db_metadata(ap):
 def add_ui(ap, retry):
     ap2 = ap.add_argument_group('ui options')
     ap2.add_argument("--grid", action="store_true", help="show grid/thumbnails by default (volflag=grid)")
-    ap2.add_argument("--lang", metavar="LANG", type=u, default="eng", help="language")
+    ap2.add_argument("--lang", metavar="LANG", type=u, default="eng", help="language; one of the following: eng nor")
     ap2.add_argument("--theme", metavar="NUM", type=int, default=0, help="default theme to use")
     ap2.add_argument("--themes", metavar="NUM", type=int, default=8, help="number of themes installed")
     ap2.add_argument("--unlist", metavar="REGEX", type=u, default="", help="don't show files matching REGEX in file list. Purely cosmetic! Does not affect API calls, just the browser. Example: [\033[32m\\.(js|css)$\033[0m] (volflag=unlist)")

copyparty/web/baguettebox.js

@@ -524,7 +524,7 @@ window.baguetteBox = (function () {
                 options[item] = newOptions[item];
         }
 
-        var an = options.animation = sread('ganim') || anims[ANIM ? 0 : 2];
+        var an = options.animation = sread('ganim', anims) || anims[ANIM ? 0 : 2];
         btnAnim.textContent = ['⇄', '⮺', '⚡'][anims.indexOf(an)];
         btnAnim.setAttribute('tt', 'animation: ' + an);
 

copyparty/web/browser.html

@@ -166,7 +166,7 @@
 			readme = {{ readme|tojson }},
 			ls0 = {{ ls0|tojson }};
 
-		document.documentElement.className = localStorage.theme || dtheme;
+		document.documentElement.className = localStorage.cpp_thm || dtheme;
 	</script>
 	<script src="{{ r }}/.cpr/util.js?_={{ ts }}"></script>
 	<script src="{{ r }}/.cpr/baguettebox.js?_={{ ts }}"></script>

copyparty/web/browser.js

@@ -941,12 +941,27 @@ var Ls = {
 		"lang_set": "passer det å laste siden på nytt?",
 	},
 };
-var L = Ls[sread("lang") || lang];
+var LANGS = ["eng", "nor"],
-if (Ls.eng && L != Ls.eng) {
+	L = Ls[sread("cpp_lang", LANGS) || lang] || Ls.eng || Ls.nor;
-	for (var k in Ls.eng)
+
-		if (!L[k])
+for (var a = 0; a < LANGS.length; a++) {
-			L[k] = Ls.eng[k];
+	for (var b = a + 1; b < LANGS.length; b++) {
+		var i1 = Object.keys(Ls[LANGS[a]]).length > Object.keys(Ls[LANGS[b]]).length ? a : b,
+			i2 = i1 == a ? b : a,
+			t1 = Ls[LANGS[i1]],
+			t2 = Ls[LANGS[i2]];
+
+		for (var k in t1)
+			if (!t2[k]) {
+				console.log("E missing TL", LANGS[i2], k);
+				t2[k] = t1[k];
 			}
+	}
+}
+
+if (!has(LANGS, lang))
+	alert('unsupported --lang "' + lang + '" specified in server args;\nplease use one of these: ' + LANGS);
+
 modal.load();
 
 
@@ -1354,7 +1369,7 @@ var mpl = (function () {
 		'<div><h3>' + L.ml_eq + '</h3><div id="audio_eq"></div></div>');
 
 	var r = {
-		"pb_mode": (sread('pb_mode') || 'next').split('-')[0],
+		"pb_mode": (sread('pb_mode', ['loop', 'next']) || 'next').split('-')[0],
 		"os_ctl": bcfg_get('au_os_ctl', have_mctl) && have_mctl,
 		'traversals': 0,
 	};
@@ -6532,7 +6547,9 @@ var mukey = (function () {
 			"6d ", "7d ", "8d ", "9d ", "10d", "11d", "12d", "1d ", "2d ", "3d ", "4d ", "5d ",
 			"6m ", "7m ", "8m ", "9m ", "10m", "11m", "12m", "1m ", "2m ", "3m ", "4m ", "5m "
 		]
-	};
+	},
+		defnot = 'rekobo_alnum';
+
 	var map = {},
 		html = [];
 
@@ -6557,7 +6574,7 @@ var mukey = (function () {
 	}
 
 	function load_notation(notation) {
-		swrite("key_notation", notation);
+		swrite("cpp_keynot", notation);
 		map = {};
 		var dst = maps[notation];
 		for (var k in maps)
@@ -6605,7 +6622,10 @@ var mukey = (function () {
 		}
 	}
 
-	var notation = sread("key_notation") || "rekobo_alnum";
+	var notation = sread("cpp_keynot") || defnot;
+	if (!maps[notation])
+		notation = defnot;
+
 	ebi('key_' + notation).checked = true;
 	load_notation(notation);
 
@@ -6624,7 +6644,7 @@ var light, theme, themen;
 var settheme = (function () {
 	var ax = 'abcdefghijklmnopqrstuvwx';
 
-	theme = sread('theme') || 'a';
+	theme = sread('cpp_thm') || 'a';
 	if (!/^[a-x][yz]/.exec(theme))
 		theme = dtheme;
 
@@ -6666,7 +6686,7 @@ var settheme = (function () {
 			l = light ? 'y' : 'z';
 		theme = c + l + ' ' + c + ' ' + l;
 		themen = c + l;
-		swrite('theme', theme);
+		swrite('cpp_thm', theme);
 		freshen();
 	}
 
@@ -6677,7 +6697,7 @@ var settheme = (function () {
 
 (function () {
 	function freshen() {
-		lang = sread("lang") || lang;
+		lang = sread("cpp_lang", LANGS) || lang;
 		var html = [];
 		for (var k in Ls)
 			if (Ls.hasOwnProperty(k))
@@ -6693,7 +6713,7 @@ var settheme = (function () {
 	function setlang(e) {
 		ev(e);
 		L = Ls[this.textContent];
-		swrite("lang", this.textContent);
+		swrite("cpp_lang", this.textContent);
 		freshen();
 		modal.confirm(Ls.eng.lang_set + "\n\n" + Ls.nor.lang_set, location.reload.bind(location), null);
 	};

copyparty/web/splash.html

@@ -110,7 +110,7 @@ var SR = {{ r|tojson }},
 	lang="{{ lang }}",
 	dfavico="{{ favico }}";
 
-document.documentElement.className=localStorage.theme||"{{ this.args.theme }}";
+document.documentElement.className=localStorage.cpp_thm||"{{ this.args.theme }}";
 
 </script>
 <script src="{{ r }}/.cpr/util.js?_={{ ts }}"></script>

copyparty/web/splash.js

@@ -35,7 +35,7 @@ var Ls = {
 		"v2": "use this server as a local HDD$N$NWARNING: this will show your password!",
 	}
 },
-	d = Ls[sread("lang") || lang];
+	d = Ls[sread("cpp_lang", ["eng", "nor"]) || lang] || Ls.eng || Ls.nor;
 
 for (var k in (d || {})) {
 	var f = k.slice(-1),

copyparty/web/svcs.html

@@ -218,7 +218,7 @@ var SR = {{ r|tojson }},
     lang="{{ lang }}",
 	dfavico="{{ favico }}";
 
-document.documentElement.className=localStorage.theme||"{{ args.theme }}";
+document.documentElement.className=localStorage.cpp_thm||"{{ args.theme }}";
 
 </script>
 <script src="{{ r }}/.cpr/util.js?_={{ ts }}"></script>

copyparty/web/util.js

@@ -882,9 +882,10 @@ function jcp(obj) {
 }
 
 
-function sread(key) {
+function sread(key, al) {
     try {
-        return localStorage.getItem(key);
+        var ret = localStorage.getItem(key);
+        return (!al || has(al, ret)) ? ret : null;
     }
     catch (e) {
         return null;
@@ -906,8 +907,14 @@ function jread(key, fb) {
     if (!str)
         return fb;
 
+    try {
+        // '' throws, null is ok, sasuga
         return JSON.parse(str);
     }
+    catch (e) {
+        return fb;
+    }
+}
 
 function jwrite(key, val) {
     if (!val)