From 0c7e49936acc3e96b09364c02b7cbabe6043e950 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@madoka.volgo-balt.ru>
Date: Tue, 12 Nov 2013 14:21:28 +0400
Subject: [PATCH] quickAddFilter: if text is currently highlighted, use that
 instead of active article title for placeholder text

---
 js/functions.js | 67 ++++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 52 insertions(+), 15 deletions(-)

diff --git a/js/functions.js b/js/functions.js
index fdd791598..43fae715b 100644
--- a/js/functions.js
+++ b/js/functions.js
@@ -1150,33 +1150,48 @@ function quickAddFilter() {
 			href: query});
 
 		if (!inPreferences()) {
+			var selectedText = getSelectionText();
+
 			var lh = dojo.connect(dialog, "onLoad", function(){
 				dojo.disconnect(lh);
 
-				var query = "op=rpc&method=getlinktitlebyid&id=" + getActiveArticleId();
+				if (selectedText != "") {
 
-				new Ajax.Request("backend.php", {
-				parameters: query,
-				onComplete: function(transport) {
-					var reply = JSON.parse(transport.responseText);
+					var feed_id = activeFeedIsCat() ? 'CAT:' + parseInt(getActiveFeedId()) :
+						getActiveFeedId();
 
-					var title = false;
+					var rule = { reg_exp: selectedText, feed_id: feed_id, filter_type: 1 };
 
-					if (reply && reply) title = reply.title;
+					addFilterRule(null, dojo.toJson(rule));
 
-					if (title || getActiveFeedId() || activeFeedIsCat()) {
+				} else {
 
-						console.log(title + " " + getActiveFeedId());
+					var query = "op=rpc&method=getlinktitlebyid&id=" + getActiveArticleId();
 
-						var feed_id = activeFeedIsCat() ? 'CAT:' + parseInt(getActiveFeedId()) :
-							getActiveFeedId();
+					new Ajax.Request("backend.php", {
+					parameters: query,
+					onComplete: function(transport) {
+						var reply = JSON.parse(transport.responseText);
 
-						var rule = { reg_exp: title, feed_id: feed_id, filter_type: 1 };
+						var title = false;
 
-						addFilterRule(null, dojo.toJson(rule));
-					}
+						if (reply && reply) title = reply.title;
 
-				} });
+						if (title || getActiveFeedId() || activeFeedIsCat()) {
+
+							console.log(title + " " + getActiveFeedId());
+
+							var feed_id = activeFeedIsCat() ? 'CAT:' + parseInt(getActiveFeedId()) :
+								getActiveFeedId();
+
+							var rule = { reg_exp: title, feed_id: feed_id, filter_type: 1 };
+
+							addFilterRule(null, dojo.toJson(rule));
+						}
+
+					} });
+
+				}
 
 			});
 		}
@@ -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();
+}