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-rw-r--r--ext/bg/js/options.js23
1 files changed, 16 insertions, 7 deletions
diff --git a/ext/bg/js/options.js b/ext/bg/js/options.js
index f3e5f60d..da26b628 100644
--- a/ext/bg/js/options.js
+++ b/ext/bg/js/options.js
@@ -15,14 +15,23 @@
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
-/* global
- * utilStringHashCode
- */
-
/*
* Generic options functions
*/
+function optionsGetStringHashCode(string) {
+ let hashCode = 0;
+
+ if (typeof string !== 'string') { return hashCode; }
+
+ for (let i = 0, charCode = string.charCodeAt(i); i < string.length; charCode = string.charCodeAt(++i)) {
+ hashCode = ((hashCode << 5) - hashCode) + charCode;
+ hashCode |= 0;
+ }
+
+ return hashCode;
+}
+
function optionsGenericApplyUpdates(options, updates) {
const targetVersion = updates.length;
const currentVersion = options.version;
@@ -63,12 +72,12 @@ const profileOptionsVersionUpdates = [
options.anki.fieldTemplates = null;
},
(options) => {
- if (utilStringHashCode(options.anki.fieldTemplates) === 1285806040) {
+ if (optionsGetStringHashCode(options.anki.fieldTemplates) === 1285806040) {
options.anki.fieldTemplates = null;
}
},
(options) => {
- if (utilStringHashCode(options.anki.fieldTemplates) === -250091611) {
+ if (optionsGetStringHashCode(options.anki.fieldTemplates) === -250091611) {
options.anki.fieldTemplates = null;
}
},
@@ -87,7 +96,7 @@ const profileOptionsVersionUpdates = [
(options) => {
// Version 12 changes:
// The preferred default value of options.anki.fieldTemplates has been changed to null.
- if (utilStringHashCode(options.anki.fieldTemplates) === 1444379824) {
+ if (optionsGetStringHashCode(options.anki.fieldTemplates) === 1444379824) {
options.anki.fieldTemplates = null;
}
},