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-rw-r--r--ext/js/background/backend.js13
-rw-r--r--ext/js/pages/settings/settings-controller.js10
2 files changed, 18 insertions, 5 deletions
diff --git a/ext/js/background/backend.js b/ext/js/background/backend.js
index f61e60b6..f3568694 100644
--- a/ext/js/background/backend.js
+++ b/ext/js/background/backend.js
@@ -180,9 +180,11 @@ class Backend {
const onMessage = this._onMessageWrapper.bind(this);
chrome.runtime.onMessage.addListener(onMessage);
- const onPermissionsChanged = this._onWebExtensionEventWrapper(this._onPermissionsChanged.bind(this));
- chrome.permissions.onAdded.addListener(onPermissionsChanged);
- chrome.permissions.onRemoved.addListener(onPermissionsChanged);
+ if (this._canObservePermissionsChanges()) {
+ const onPermissionsChanged = this._onWebExtensionEventWrapper(this._onPermissionsChanged.bind(this));
+ chrome.permissions.onAdded.addListener(onPermissionsChanged);
+ chrome.permissions.onRemoved.addListener(onPermissionsChanged);
+ }
chrome.runtime.onInstalled.addListener(this._onInstalled.bind(this));
}
@@ -2095,7 +2097,12 @@ class Backend {
this._updateBadge();
}
+ _canObservePermissionsChanges() {
+ return isObject(chrome.permissions) && isObject(chrome.permissions.onAdded) && isObject(chrome.permissions.onRemoved);
+ }
+
_hasRequiredPermissionsForSettings(options) {
+ if (!this._canObservePermissionsChanges()) { return true; }
return this._permissions === null || this._permissionsUtil.hasRequiredPermissionsForOptions(this._permissions, options);
}
diff --git a/ext/js/pages/settings/settings-controller.js b/ext/js/pages/settings/settings-controller.js
index 4a86470d..5fa5b660 100644
--- a/ext/js/pages/settings/settings-controller.js
+++ b/ext/js/pages/settings/settings-controller.js
@@ -51,8 +51,10 @@ class SettingsController extends EventDispatcher {
prepare() {
yomichan.on('optionsUpdated', this._onOptionsUpdated.bind(this));
- chrome.permissions.onAdded.addListener(this._onPermissionsChanged.bind(this));
- chrome.permissions.onRemoved.addListener(this._onPermissionsChanged.bind(this));
+ if (this._canObservePermissionsChanges()) {
+ chrome.permissions.onAdded.addListener(this._onPermissionsChanged.bind(this));
+ chrome.permissions.onRemoved.addListener(this._onPermissionsChanged.bind(this));
+ }
}
async refresh() {
@@ -206,4 +208,8 @@ class SettingsController extends EventDispatcher {
const permissions = await this._permissionsUtil.getAllPermissions();
this.trigger(event, {permissions});
}
+
+ _canObservePermissionsChanges() {
+ return isObject(chrome.permissions) && isObject(chrome.permissions.onAdded) && isObject(chrome.permissions.onRemoved);
+ }
}