84 lines
2.4 KiB
JavaScript
84 lines
2.4 KiB
JavaScript
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const _do_decrypt = function (encrypted, password) {
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let key = CryptoJS.enc.Utf8.parse(password);
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let iv = CryptoJS.enc.Utf8.parse(password.substr(16));
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let decrypted_data = CryptoJS.AES.decrypt(encrypted, key, {
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iv: iv,
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mode: CryptoJS.mode.CBC,
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padding: CryptoJS.pad.Pkcs7
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});
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return decrypted_data.toString(CryptoJS.enc.Utf8);
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};
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const _click_handler = function (element) {
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let parent = element.parentNode.parentNode;
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let encrypted = parent.querySelector(".hugo-enc-cipher-text").innerText.trim();
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let password = parent.querySelector(".hugo-enc-input").value.trim();
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password = CryptoJS.MD5(password).toString();
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let index = -1;
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let elements = document.querySelectorAll(".hugo-enc-container");
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for (index = 0; index < elements.length; ++index) {
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if (elements[index].isSameNode(parent)) {
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break;
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}
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}
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let decrypted = "";
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try {
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decrypted = _do_decrypt(encrypted, password);
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} catch (err) {
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console.error(err);
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alert("Failed to decrypt.");
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return;
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}
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if (!decrypted.includes("--- DON'T MODIFY THIS LINE ---")) {
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alert("Incorrect password.");
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return;
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}
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let storage = localStorage;
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let key = location.pathname + ".password." + index;
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storage.setItem(key, password);
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parent.innerHTML = decrypted;
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}
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window.onload = () => {
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let index = -1;
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let elements = document.querySelectorAll(".hugo-enc-container");
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while (1) {
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++index;
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let key = location.pathname + ".password." + index;
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let password = localStorage.getItem(key);
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if (!password) {
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break;
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} else {
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console.log("Found password for part " + index);
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let parent = elements[index];
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let encrypted = parent.querySelector(".hugo-enc-cipher-text").innerText.trim();
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let decrypted = _do_decrypt(encrypted, password);
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elements[index].innerHTML = decrypted;
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}
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}
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};
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// Get the input field
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var input = document.getElementById("hugo-enc-input");
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// Execute a function when the user releases a key on the keyboard
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input.addEventListener("keyup", function (event) {
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if (event.key === "Enter") {
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// Cancel the default action, if needed
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event.preventDefault();
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// Trigger the button element with a click
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document.getElementById("hugo-enc-button").click();
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}
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});
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