1 files changed, 35 insertions, 0 deletions
diff --git a/bootstrap/comments/frontend/geturl.js b/bootstrap/comments/frontend/geturl.js
new file mode 100644
index 0000000..aa8191b
--- /dev/null
+++ b/bootstrap/comments/frontend/geturl.js
@@ -0,0 +1,35 @@
+// Get either the actual page URL or the declared canonical URL (geturl.js)
+HashOverConstructor.getURL = function (canonical)
+{
+	canonical = (canonical !== false);
+
+	// Get the actual page URL
+	var url = window.location.href.split ('#')[0];
+
+	// Return the actual page URL if told to
+	if (canonical === false) {
+		return url;
+	}
+
+	// Otherwise, return the declared canonical URL if available
+	if (typeof (document.querySelector) === 'function') {
+		var canonical = document.querySelector ('link[rel="canonical"]');
+
+		if (canonical !== null && canonical.href !== undefined) {
+			url = canonical.href;
+		}
+	} else {
+		// Fallback for old web browsers without querySelector
+		var head = document.head || document.getElementsByTagName ('head')[0];
+		var links = head.getElementsByTagName ('link');
+
+		for (var i = 0, il = links.length; i < il; i++) {
+			if (links[i].rel === 'canonical') {
+				url = links[i].href;
+				break;
+			}
+		}
+	}
+
+	return url;
+};