quickAddFilter: if text is currently highlighted, use that instead of active article title for placeholder text

js/functions.js

@@ -1150,9 +1150,22 @@ function quickAddFilter() {
 			href: query});
 
 		if (!inPreferences()) {
+			var selectedText = getSelectionText();
+
 			var lh = dojo.connect(dialog, "onLoad", function(){
 				dojo.disconnect(lh);
 
+				if (selectedText != "") {
+
+					var feed_id = activeFeedIsCat() ? 'CAT:' + parseInt(getActiveFeedId()) :
+						getActiveFeedId();
+
+					var rule = { reg_exp: selectedText, feed_id: feed_id, filter_type: 1 };
+
+					addFilterRule(null, dojo.toJson(rule));
+
+				} else {
+
 					var query = "op=rpc&method=getlinktitlebyid&id=" + getActiveArticleId();
 
 					new Ajax.Request("backend.php", {
@@ -1178,6 +1191,8 @@ function quickAddFilter() {
 
 					} });
 
+				}
+
 			});
 		}
 
@@ -1936,3 +1951,25 @@ function feed_to_label_id(feed) {
 	return _label_base_index - 1 + Math.abs(feed);
 }
 
+// http://stackoverflow.com/questions/6251937/how-to-get-selecteduser-highlighted-text-in-contenteditable-element-and-replac
+
+function getSelectionText() {
+	var text = "";
+
+	if (typeof window.getSelection != "undefined") {
+		var sel = window.getSelection();
+		if (sel.rangeCount) {
+			var container = document.createElement("div");
+			for (var i = 0, len = sel.rangeCount; i < len; ++i) {
+				container.appendChild(sel.getRangeAt(i).cloneContents());
+			}
+			text = container.innerHTML;
+		}
+	} else if (typeof document.selection != "undefined") {
+		if (document.selection.type == "Text") {
+			text = document.selection.createRange().textText;
+		}
+	}
+
+	return text.stripTags();
+}