Add permissions page and documentation (#1098)

1 files changed, 87 insertions, 0 deletions

diff --git a/ext/bg/js/permissions-main.js b/ext/bg/js/permissions-main.js
new file mode 100644
index 00000000..3e46c3f2
--- /dev/null
+++ b/ext/bg/js/permissions-main.js
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2020  Yomichan Authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+/* global
+ * api
+ */
+
+async function setupEnvironmentInfo() {
+    const {browser, platform} = await api.getEnvironmentInfo();
+    document.documentElement.dataset.browser = browser;
+    document.documentElement.dataset.os = platform.os;
+}
+
+async function isAllowedIncognitoAccess() {
+    return await new Promise((resolve) => chrome.extension.isAllowedIncognitoAccess(resolve));
+}
+
+async function isAllowedFileSchemeAccess() {
+    return await new Promise((resolve) => chrome.extension.isAllowedFileSchemeAccess(resolve));
+}
+
+async function hasPermissions(permissions) {
+    return await new Promise((resolve) => chrome.permissions.contains({permissions}, resolve));
+}
+
+async function setPermissionsGranted(permissions, shouldHave) {
+    const has = await hasPermissions(permissions);
+    if (shouldHave === has) { return has; }
+
+    return await (
+        shouldHave ?
+        new Promise((resolve) => chrome.permissions.request({permissions}, resolve)) :
+        new Promise((resolve) => chrome.permissions.remove({permissions}, (v) => resolve(!v)))
+    );
+}
+
+(async () => {
+    try {
+        document.querySelector('#content-scroll-focus').focus();
+        document.querySelector('#extension-id-example').textContent = chrome.runtime.getURL('/');
+
+        api.forwardLogsToBackend();
+        await yomichan.prepare();
+
+        setupEnvironmentInfo();
+
+        const permissionsCheckboxes = [
+            document.querySelector('#permission-checkbox-clipboard-read'),
+            document.querySelector('#permission-checkbox-allow-in-private-windows'),
+            document.querySelector('#permission-checkbox-allow-file-url-access')
+        ];
+
+        const permissions = await Promise.all([
+            hasPermissions(['clipboardRead']),
+            isAllowedIncognitoAccess(),
+            isAllowedFileSchemeAccess()
+        ]);
+
+        for (let i = 0, ii = permissions.length; i < ii; ++i) {
+            permissionsCheckboxes[i].checked = permissions[i];
+        }
+
+        permissionsCheckboxes[0].addEventListener('change', (e) => {
+            setPermissionsGranted(['clipboardRead'], e.currentTarget.checked);
+        });
+
+        await promiseTimeout(100);
+
+        document.documentElement.dataset.loaded = 'true';
+    } catch (e) {
+        yomichan.logError(e);
+    }
+})();