word/quiz: decode uri-encoded location hash

Separator # not recognised in correct browsers like chrome.

diff --git a/word/quiz.js b/word/quiz.js
index 5283628407e51fbe84ff5cc54ea02f1c7e88c623..dce5f7a43ace9c973c726432f70d651112cbea69 100644 (file)
--- a/word/quiz.js
+++ b/word/quiz.js
@@ -6,6 +6,12 @@ Array.prototype.shuffle = function () {
        return this;
 };
 
+function hashparams() {
+       // location.hash is not encoded in firefox
+       const encodedhash = (window.location.href.split('#'))[1] || '';
+       return decodeURIComponent(encodedhash).split('#');
+}
+
 class Words {
        constructor(data, root = undefined) {
                this.data = data;
@@ -111,7 +117,7 @@ class WordQuiz {
                return selection;
        }
 
-       configure(params = window.location.hash.split('#')) {
+       configure(params = hashparams()) {
                const opts = new Map(params.map(arg => arg.split(/[:=](.*)/)));
                for (let [query, val] of opts) {
                        if (query.match(/^\d+$/)) {