X-Git-Url: http://source.bookstackapp.com/bookstack/blobdiff_plain/ddb7f33868ea499ab8f48a7062f145e8c0fbe02f..refs/pull/3598/head:/resources/js/services/util.js

diff --git a/resources/js/services/util.js b/resources/js/services/util.js
index b2f291872..de2ca20c1 100644
--- a/resources/js/services/util.js
+++ b/resources/js/services/util.js
@@ -45,4 +45,29 @@ export function scrollAndHighlightElement(element) {
         element.classList.remove('selectFade');
         element.style.backgroundColor = '';
     }, 3000);
+}
+
+/**
+ * Escape any HTML in the given 'unsafe' string.
+ * Take from https://stackoverflow.com/a/6234804.
+ * @param {String} unsafe
+ * @returns {string}
+ */
+export function escapeHtml(unsafe) {
+    return unsafe
+        .replace(/&/g, "&")
+        .replace(/</g, "&lt;")
+        .replace(/>/g, "&gt;")
+        .replace(/"/g, "&quot;")
+        .replace(/'/g, "&#039;");
+}
+
+/**
+ * Generate a random unique ID.
+ *
+ * @returns {string}
+ */
+export function uniqueId() {
+    const S4 = () => (((1+Math.random())*0x10000)|0).toString(16).substring(1);
+    return (S4()+S4()+"-"+S4()+"-"+S4()+"-"+S4()+"-"+S4()+S4()+S4());
 }
\ No newline at end of file