From 031a93f888435641fbefbafa9546101e27c45e15 Mon Sep 17 00:00:00 2001
From: Andrew Galloni <7fe82a138a5365a1fb70f0b3ae2afd10d13c5cc4@cloudflare.com>
Date: Thu, 20 Aug 2020 09:57:01 +0200
Subject: [PATCH] cs.js

---
 addons/ismitmlinkCR/cs.js | 74 ++++++++++++++++++++++++++++++++++++++-
 1 file changed, 73 insertions(+), 1 deletion(-)

diff --git a/addons/ismitmlinkCR/cs.js b/addons/ismitmlinkCR/cs.js
index 945c9b46d..1fd327883 100644
--- a/addons/ismitmlinkCR/cs.js
+++ b/addons/ismitmlinkCR/cs.js
@@ -1 +1,73 @@
-.
\ No newline at end of file
+if (document.body && !['crimeflare.wodferndripvpe6ib4uz4rtngrnzichnirgn7t5x64gxcyroopbhsuqd.onion', 'crimeflare.eu.org', 'api.crimeflare.eu.org', 'ansero.wodferndripvpe6ib4uz4rtngrnzichnirgn7t5x64gxcyroopbhsuqd.onion', 'ansero.eu.org'].includes(location.hostname)) {
+	let cs = (function () {
+		let s = document.createElement('style');
+		document.head.appendChild(s);
+		return s.sheet;
+	})();
+	if (cs) {
+		cs.insertRule("a[data-mitm=y]{cursor:not-allowed !important;text-decoration-line:line-through !important;text-decoration-color:red !important;text-decoration-style:double !important}", 0);
+		cs.insertRule("a[data-mitm=y]::before{content:'[\\26A0]';font-weight:bold !important;color:red !important;display:inline-block !important}", 1);
+		cs.insertRule("a[data-mitm=y]:hover::before{content:'[\\26A1]'}", 2);
+		cs.insertRule("a[data-mitm=y]:hover{color:red !important}", 3);
+		cs.insertRule("img[data-mitm=y]{cursor:not-allowed !important;border:2px red dotted !important}", 4);
+		cs.insertRule("img[data-mitm=y]:hover{filter:sepia(20%)}", 5);
+	}
+	chrome.storage.local.get(['ign1', 'ign2', 'obs', 'dbg', 'alt'], (g) => {
+		let asked = ['', 'crimeflare.wodferndripvpe6ib4uz4rtngrnzichnirgn7t5x64gxcyroopbhsuqd.onion', 'crimeflare.eu.org', 'api.crimeflare.eu.org', 'ansero.wodferndripvpe6ib4uz4rtngrnzichnirgn7t5x64gxcyroopbhsuqd.onion', 'ansero.eu.org', 'addons.mozilla.org', 'addons.thunderbird.net', 'web.archive.org', 't.co'];
+		if (g.ign1 == 'y') {
+			asked.push(location.hostname);
+		}
+		let qstall = (g.ign2 == 'y') ? 'a[href]:not([data-mitm])' : 'a[href]:not([data-mitm]),img[src]:not([data-mitm])';
+		let running = false;
+		function scanme() {
+			if (!running) {
+				running = true;
+				let unknown = [];
+				document.querySelectorAll(qstall).forEach(a => {
+					let aF = (a.tagName == 'A' ? (new URL(a.href)).hostname : (new URL(a.src)).hostname) || '';
+					a.dataset.mitm = aF;
+					if (!asked.includes(aF)) {
+						asked.push(aF);
+						if (!/^(.*)\.(danwin1210\.me|wikipedia\.org|onion|i2p|invalid|test|local|localhost|([0-9]{1,3})|bbs|chan|cyb|dyn|geek|gopher|indy|libre|neo|null|o|oss|oz|parody|pirate|bit|lib|coin|emc|bazar|fur)$/.test(aF) && aF.length >= 4) {
+							unknown.push(aF);
+						}
+					}
+				});
+				if (unknown.length > 0) {
+					chrome.runtime.sendMessage(unknown);
+				}
+				running = false;
+			}
+		}
+		chrome.runtime.onMessage.addListener((request, sender, sendResponse) => {
+			if (request.length == 2) {
+				document.querySelectorAll(g.ign2 == 'y' ? "a[href][data-mitm='" + request[0] + "']" : "a[href][data-mitm='" + request[0] + "'],img[src][data-mitm='" + request[0] + "']").forEach(a => {
+					if (request[1]) {
+						a.dataset.mitm = 'y';
+						if (g.alt == 'y' && a.tagName == 'A') {
+							if (!a.href.startsWith('https://web.archive.org/web/')) {
+								a.href = 'https://web.archive.org/web/' + a.href;
+							}
+							a.title = 'Arkivo!';
+						} else {
+							a.title = 'MITM!';
+						}
+					} else {
+						a.dataset.mitm = 'n';
+					}
+				});
+			}
+			sendResponse(true);
+			return;
+		});
+		scanme();
+		if (g.obs == 'y') {
+			(new MutationObserver(scanme)).observe(document, {
+				attributes: true,
+				attributeFilter: ['href'],
+				childList: true,
+				subtree: true
+			});
+		}
+	});
+}
\ No newline at end of file