Add Misskey CW toggle

fediverse/misskey_cw_toggle.user.js

@@ -0,0 +1,62 @@
+// ==UserScript==
+// @name        Misskey CW toggle
+// @description Adds a button to toggle the visibility of all notes with content warnings on note-pages.
+// @version     2022.05.17.1
+// @author      tastytea
+// @copyright   2022, tastytea (https://tastytea.de/)
+// @license     GPL-3.0-only
+// @namespace   tastytea.de
+// @homepageURL https://schlomp.space/tastytea/userscripts
+// @supportURL  https://schlomp.space/tastytea/userscripts/issues
+// @downloadURL https://schlomp.space/tastytea/userscripts/raw/branch/main/fediverse/misskey_cw_toggle.user.js
+// @grant       none
+// @match       https://*/notice/*
+// @run-at      document-end
+// @inject-into content
+// ==/UserScript==
+
+let interval;
+let counter = 0;
+
+// Toggle the visibility of each status with CW.
+function toggle() {
+    for (let status of document.getElementsByClassName("cw")) {
+        let button = status.getElementsByTagName("button")[0];
+        if (button === undefined) {
+            continue;
+        }
+        button.click();
+    }
+}
+
+// Add a “Toggle all CWs”-button.
+function add_button() {
+    // If there is no element named “column-1”, use the footer.
+    let root = document.getElementsByClassName("_block _isolated note")[0];
+    if (root === undefined) {
+        console.error("No suitable parent-element found.");
+        return;
+    }
+
+
+    const button = document.createElement("button");
+    button.setAttribute("id", "global-cw-toggle");
+    button.setAttribute("class", "_button");
+    button.setAttribute("style", "float: right; margin: 0.2em 0.5em;");
+    button.appendChild(document.createTextNode("Toggle all CWs"));
+
+    root.insertBefore(button, root.firstChild);
+
+    button.onclick = toggle;
+}
+
+function check() {
+    // If there is a “Show content” button, add our button, if we didn't do so before.
+    if (document.getElementsByClassName("cw").length > 0
+        && document.getElementById("global-cw-toggle") === null) {
+        add_button();
+        console.debug("Global CW toggle button added");
+    }
+}
+
+interval = setInterval(check, 1000); // Try to add button every second.