95 lines
3.4 KiB
JavaScript
95 lines
3.4 KiB
JavaScript
// ==UserScript==
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// @name Remote Instance Actions
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// @namespace https://hollymcfarland.com
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// @version 1.0
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// @description Easily limit a remote instance from your Mastodon instance via the timeline
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// @author monorail
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<?php
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foreach ($_GET["instances"] as $instance) {
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echo "// @match https://*.{$instance}/web/*" . PHP_EOL;
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}
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?>
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// @grant GM_openInTab
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// @run-at context-menu
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// ==/UserScript==
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(function() {
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'use strict';
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// Check whether the domain is already limited on the instance, and open the relevant form if not
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// This is imperfect, it just does a search of limited domains in the admin backend
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// This means it handles substrings weirdly, and interacts weirdly with suspending subdomains
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// But there's an override so it's not so bad
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function checkStatus(domain, callback) {
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function resultsFound(response) {
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// reconstruct the results page in memory
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const parser = new DOMParser();
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const resultsPage = parser.parseFromString(response, "text/html");
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// .directory__tag is the class for the div with results, if it exists
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// so its presense indicates that a result was found, and the current domain is likely limited
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return resultsPage.getElementsByClassName("directory__tag").length;
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}
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// perform a search for limited instances that match the highlighted text
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let url = `https://${window.location.host}/admin/instances?utf8=%E2%9C%93&limited=1&by_domain=${domain}`;
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let request = new XMLHttpRequest();
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request.open('GET', url);
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request.addEventListener('load', function() {
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if (request.status === 403) {
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alert("You are not logged in to an administrator account.");
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return;
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}
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if (request.status !== 200 && !confirm("Recieved unexpected HTML status code. Continue anyway?")) {
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return;
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}
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if (!resultsFound(request.response) || confirm(`${domain} may already be limited. Continue anyway?`)) {
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callback(domain);
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}
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});
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request.send();
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}
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// Open a new tab to the form for applying moderation actions to the selected domain
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function newBlock(domain) {
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GM_openInTab(`https://${window.location.host}/admin/domain_blocks/new?_domain=${domain}`, false);
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}
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// Clean up the selected domain
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function sanitize(domain) {
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// clear out accidental whitespace
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domain = domain.trim();
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// in case a full link was provided
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domain = domain.replace(/https?:\/\//, "");
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// in case the domain is being copied from a user@domain string
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domain = domain.split("@").slice(-1)[0];
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// in case the domain has a path included
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domain = domain.split("/")[0];
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return domain;
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}
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// Make sure a domain was actually selected
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// This is imperfect, but can be overridden in case of a false negative
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function validate(domain) {
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// For now just check for a domain + tld and no whitespace
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return domain.includes(".") && !domain.match(/\s/);
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}
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let domain = sanitize(document.getSelection().toString());
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if (!domain.trim()) {
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alert("Nothing selected.");
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return;
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}
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if (validate(domain) || confirm(`Are you sure you meant to select "${domain}"?`)) {
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checkStatus(domain, newBlock);
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}
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})();
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