From 91ff844a863a374a00e1604348943f1815e7e4e0 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@madoka.spb.ru>
Date: Wed, 23 Nov 2005 08:07:04 +0100
Subject: [PATCH] feed categories

---
 NEWS                          |   1 +
 backend.php                   | 285 ++++++++++++++++++++++++++++++++--
 functions.js                  |  24 +++
 prefs.js                      | 173 ++++++++++++++-------
 schema/ttrss_schema_mysql.sql |   2 +-
 schema/ttrss_schema_pgsql.sql |   2 +-
 tt-rss.css                    |  30 +++-
 7 files changed, 442 insertions(+), 75 deletions(-)

diff --git a/NEWS b/NEWS
index b06ef3a59..2922fb8a1 100644
--- a/NEWS
+++ b/NEWS
@@ -10,6 +10,7 @@ v1.1		(Dec xy, 2005)
 	* Interactive user preferences editor
 	* Per-feed content filters
 	* Support for user stylesheets
+	* Feed categories
 	
 v1.0.7	(Nov 14, 2005)
 
diff --git a/backend.php b/backend.php
index 1dcfd4deb..f0ad01499 100644
--- a/backend.php
+++ b/backend.php
@@ -172,6 +172,11 @@
 
 			/* virtual feeds */
 
+			if (get_pref($link, 'ENABLE_FEED_CATS')) {
+				print "<li class=\"feedCat\">Special</li>";
+				print "<ul class=\"feedCatList\">";
+			}
+
 			$result = db_query($link, "SELECT count(id) as num_starred 
 				FROM ttrss_entries,ttrss_user_entries 
 				WHERE marked = true AND 
@@ -186,13 +191,22 @@
 			printFeedEntry(-1, $class, "Starred articles", $num_starred, 
 				"images/mark_set.png", $link);
 
+			if (get_pref($link, 'ENABLE_FEED_CATS')) {
+				print "</ul>";
+			}
+
 			if (get_pref($link, 'ENABLE_LABELS')) {
 	
 				$result = db_query($link, "SELECT id,sql_exp,description FROM
 					ttrss_labels WHERE owner_uid = '$owner_uid' ORDER by description");
 		
 				if (db_num_rows($result) > 0) {
-					print "<li><hr></li>";
+					if (get_pref($link, 'ENABLE_FEED_CATS')) {
+						print "<li class=\"feedCat\">Labels</li>";
+						print "<ul class=\"feedCatList\">";
+					} else {
+						print "<li><hr></li>";
+					}
 				}
 		
 				while ($line = db_fetch_assoc($result)) {
@@ -218,9 +232,24 @@
 						$class, $line["description"], $count, "images/label.png", $link);
 		
 				}
+
+				if (db_num_rows($result) > 0) {
+					if (get_pref($link, 'ENABLE_FEED_CATS')) {
+						print "</ul>";
+					}
+				}
+
+			}
+
+//			if (!get_pref($link, 'ENABLE_FEED_CATS')) {
+				print "<li><hr></li>";
+//			}
+
+			if (get_pref($link, 'ENABLE_FEED_CATS')) {
+				$order_by_qpart = "category,title";
+			} else {
+				$order_by_qpart = "title";
 			}
-	
-			print "<li><hr></li>";
 
 			$result = db_query($link, "SELECT *,
 				(SELECT count(id) FROM ttrss_entries,ttrss_user_entries
@@ -230,8 +259,10 @@
 				(SELECT count(id) FROM ttrss_entries,ttrss_user_entries
 					WHERE feed_id = ttrss_feeds.id AND unread = true
 						AND ttrss_user_entries.ref_id = ttrss_entries.id
-						AND owner_uid = '$owner_uid') as unread
-				FROM ttrss_feeds WHERE owner_uid = '$owner_uid' ORDER BY title");			
+						AND owner_uid = '$owner_uid') as unread,
+				(SELECT title FROM ttrss_feed_categories 
+					WHERE id = cat_id) AS category
+				FROM ttrss_feeds WHERE owner_uid = '$owner_uid' ORDER BY $order_by_qpart");			
 	
 			$actid = $_GET["actid"];
 	
@@ -240,6 +271,8 @@
 			$lnum = 0;
 	
 			$total_unread = 0;
+
+			$category = "";
 	
 			while ($line = db_fetch_assoc($result)) {
 			
@@ -250,6 +283,12 @@
 				
 				$total = $line["total"];
 				$unread = $line["unread"];
+
+				$tmp_category = $line["category"];
+
+				if (!$tmp_category) {
+					$tmp_category = "Uncategorized";
+				}
 				
 	//			$class = ($lnum % 2) ? "even" : "odd";
 	
@@ -262,11 +301,25 @@
 				}
 	
 				$total_unread += $unread;
+
+				if ($category != $tmp_category && get_pref($link, 'ENABLE_FEED_CATS')) {
+				
+					if ($category) {
+						print "</li></ul></li>";
+					}
+				
+					$category = $tmp_category;
+					
+					print "<li class=\"feedCat\">$category</li>";
+					print "<li><ul class=\"feedCatList\">";
+				}
 	
-				printFeedEntry($feed_id, $class, $feed, $unread, "icons/$feed_id.ico", $link);
+				printFeedEntry($feed_id, $class, $feed, $unread, 
+					"icons/$feed_id.ico", $link);
 	
 				++$lnum;
 			}
+
 		} else {
 
 			// tags
@@ -897,7 +950,8 @@
 			$feed_link = db_escape_string($_GET["l"]);
 			$upd_intl = db_escape_string($_GET["ui"]);
 			$purge_intl = db_escape_string($_GET["pi"]);
-			$feed_id = $_GET["id"];
+			$feed_id = db_escape_string($_GET["id"]);
+			$cat_id = db_escape_string($_GET["catid"]);
 
 			if (strtoupper($upd_intl) == "DEFAULT")
 				$upd_intl = 0;
@@ -908,10 +962,17 @@
 			if (strtoupper($purge_intl) == "DISABLED")
 				$purge_intl = -1;
 
+			if ($cat_id != 0) {
+				$category_qpart = "cat_id = '$cat_id'";
+			} else {
+				$category_qpart = 'cat_id = NULL';
+			}
+
 			$result = db_query($link, "UPDATE ttrss_feeds SET 
+				$category_qpart,
 				title = '$feed_title', feed_url = '$feed_link',
 				update_interval = '$upd_intl',
-				purge_interval = '$purge_intl' 
+				purge_interval = '$purge_intl'
 				WHERE id = '$feed_id' AND owner_uid = " . $_SESSION["uid"]);			
 
 		}
@@ -969,6 +1030,64 @@
 			}
 		}
 
+		if ($subop == "addCat") {
+
+			if (!WEB_DEMO_MODE) {
+
+				$feed_cat = db_escape_string(trim($_GET["cat"]));
+
+				$result = db_query($link,
+					"SELECT id FROM ttrss_feed_categories
+					WHERE title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
+
+				if (db_num_rows($result) == 0) {
+					
+					$result = db_query($link,
+						"INSERT INTO ttrss_feed_categories (owner_uid,title) 
+						VALUES ('".$_SESSION["uid"]."', '$feed_cat')");
+
+				} else {
+
+					print "<div class=\"warning\">
+						Category <b>$feed_cat</b> already exists in the database.
+					</div>";
+				}
+
+
+			}
+		}
+
+		if ($subop == "removeCats") {
+
+			if (!WEB_DEMO_MODE) {
+
+				$ids = split(",", $_GET["ids"]);
+
+				foreach ($ids as $id) {
+
+					db_query($link, "BEGIN");
+
+					$result = db_query($link, 
+						"SELECT count(id) as num_feeds FROM ttrss_feeds 
+							WHERE cat_id = '$id'");
+
+					$num_feeds = db_fetch_result($result, 0, "num_feeds");
+
+					if ($num_feeds == 0) {
+						db_query($link, "DELETE FROM ttrss_feed_categories
+							WHERE id = '$id' AND owner_uid = " . $_SESSION["uid"]);
+					} else {
+
+						print "<div class=\"warning\">
+							Unable to delete non empty feed categories.</div>";
+							
+					}
+
+					db_query($link, "COMMIT");
+				}
+			}
+		}
+
 		$result = db_query($link, "SELECT id,title,feed_url,last_error 
 			FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ".$_SESSION["uid"]);
 
@@ -990,6 +1109,99 @@
 
 		}
 
+		if (get_pref($link, 'ENABLE_FEED_CATS')) {
+
+	//		print "<h3>Categories</h3>";
+
+			print "<div class=\"prefGenericAddBox\">
+				<input id=\"fadd_cat\" size=\"40\">&nbsp;<input 
+					type=\"submit\" class=\"button\" 
+					onclick=\"javascript:addFeedCat()\" value=\"Add category\"></div>";
+	
+			$result = db_query($link, "SELECT title,id FROM ttrss_feed_categories
+				WHERE owner_uid = ".$_SESSION["uid"]."
+				ORDER BY title");
+	
+			print "<p><table width=\"100%\" class=\"prefFeedCatList\" id=\"prefFeedCatList\">";
+			print "<tr class=\"title\">
+						<td width=\"10%\">Select</td><td width=\"80%\">Title</td>
+					</tr>";
+					
+			$lnum = 0;
+			
+			while ($line = db_fetch_assoc($result)) {
+	
+				$class = ($lnum % 2) ? "even" : "odd";
+	
+				$cat_id = $line["id"];
+	
+				$edit_cat_id = $_GET["id"];
+	
+				if ($subop == "editCat" && $cat_id != $edit_cat_id) {
+					$class .= "Grayed";
+				}
+	
+				print "<tr class=\"$class\" id=\"FCATR-$cat_id\">";
+	
+				$edit_title = htmlspecialchars(db_unescape_string($line["title"]));
+	
+				if (!$edit_cat_id || $subop != "editCat") {
+	
+					print "<td><input onclick='toggleSelectRow(this);' 
+					type=\"checkbox\" id=\"FCCHK-".$line["id"]."\"></td>";
+	
+					print "<td><a href=\"javascript:editFeedCat($cat_id);\">" . 
+						$edit_title . "</a></td>";		
+	
+				} else if ($cat_id != $edit_cat_id) {
+	
+					print "<td><input disabled=\"true\" type=\"checkbox\" 
+						id=\"FRCHK-".$line["id"]."\"></td>";
+	
+					print "<td>$edit_title</td>";		
+	
+				} else {
+	
+					print "<td><input disabled=\"true\" type=\"checkbox\" checked></td>";
+	
+					print "<td><input id=\"iedit_title\" value=\"$edit_title\"></td>";
+					
+				}
+				
+				print "</tr>";
+	
+				++$lnum;
+			}
+	
+			if ($lnum == 0) {
+				print "<tr><td colspan=\"5\" align=\"center\">No categories defined.</td></tr>";
+			}
+	
+			print "</table>";
+	
+			print "<p>";
+	
+			if ($subop == "editCat") {
+				print "Edit category:&nbsp;
+					<input type=\"submit\" class=\"button\" 
+						onclick=\"javascript:feedCatEditCancel()\" value=\"Cancel\">
+					<input type=\"submit\" class=\"button\" 
+						onclick=\"javascript:feedCatEditSave()\" value=\"Save\">";
+				} else {
+	
+				print "
+					Selection:&nbsp;
+				<input type=\"submit\" class=\"button\" 
+					onclick=\"javascript:editSelectedFeedCat()\" value=\"Edit\">
+				<input type=\"submit\" class=\"button\" 
+					onclick=\"javascript:removeSelectedFeedCats()\" value=\"Remove\">";
+			}
+		}
+
+//		print "<h3>Feeds</h3>";
+
+		print "<hr><p>";
+
 		print "<div class=\"prefGenericAddBox\">
 			<input id=\"fadd_link\" size=\"40\">&nbsp;<input 
 				type=\"submit\" class=\"button\" 
@@ -997,7 +1209,9 @@
 
 		$result = db_query($link, "SELECT 
 				id,title,feed_url,substring(last_updated,1,16) as last_updated,
-				update_interval,purge_interval
+				update_interval,purge_interval,
+				(SELECT title FROM ttrss_feed_categories 
+					WHERE id = cat_id) AS category
 			FROM 
 				ttrss_feeds WHERE owner_uid = '".$_SESSION["uid"]."' ORDER by title");
 
@@ -1005,9 +1219,14 @@
 
 		print "<p><table width=\"100%\" class=\"prefFeedList\" id=\"prefFeedList\">";
 		print "<tr class=\"title\">
-					<td>&nbsp;</td><td>Select</td><td width=\"30%\">Title</td>
-					<td width=\"30%\">Link</td>
-					<td width=\"10%\">Update Interval</td>
+					<td>&nbsp;</td><td>Select</td><td width=\"20%\">Title</td>
+					<td width=\"20%\">Link</td>";
+
+		if (get_pref($link, 'ENABLE_FEED_CATS')) {
+			print "<td width=\"10%\">Category</td>";
+		}
+		
+		print "<td width=\"10%\">Update Interval</td>
 					<td width=\"10%\">Purge Days</td>
 					<td>Last updated</td></tr>";
 		
@@ -1039,6 +1258,9 @@
 
 			$edit_title = htmlspecialchars(db_unescape_string($line["title"]));
 			$edit_link = htmlspecialchars(db_unescape_string($line["feed_url"]));
+			$edit_cat = htmlspecialchars(db_unescape_string($line["category"]));
+
+			if (!$edit_cat) $edit_cat = "Uncategorized";
 
 			if (!$edit_feed_id || $subop != "edit") {
 
@@ -1047,9 +1269,13 @@
 
 				print "<td><a href=\"javascript:editFeed($feed_id);\">" . 
 					$edit_title . "</a></td>";		
+					
 				print "<td><a href=\"javascript:editFeed($feed_id);\">" . 
 					$edit_link . "</a></td>";		
 
+				print "<td><a href=\"javascript:editFeed($feed_id);\">" . 
+					$edit_cat . "</a></td>";		
+
 				if ($line["update_interval"] == "0")
 					$line["update_interval"] = "Default";
 
@@ -1072,6 +1298,7 @@
 
 				print "<td>$edit_title</td>";		
 				print "<td>$edit_link</td>";		
+				print "<td>$edit_cat</td>";		
 
 				if ($line["update_interval"] == "0")
 					$line["update_interval"] = "Default";
@@ -1092,8 +1319,38 @@
 
 				print "<td><input id=\"iedit_title\" value=\"$edit_title\"></td>";
 				print "<td><input id=\"iedit_link\" value=\"$edit_link\"></td>";
-				print "<td><input id=\"iedit_updintl\" value=\"".$line["update_interval"]."\"></td>";
-				print "<td><input id=\"iedit_purgintl\" value=\"".$line["purge_interval"]."\"></td>";
+
+				print "<td>";
+				
+				print "<select id=\"iedit_fcat\">";
+
+				print "<option id=\"0\">Uncategorized</option>";
+
+				if (db_num_rows($result) > 0) {
+					print "<option disabled>--------</option>";
+				}
+
+				$tmp_result = db_query($link, "SELECT id,title FROM ttrss_feed_categories
+					WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
+
+				while ($tmp_line = db_fetch_assoc($tmp_result)) {
+					if ($tmp_line["id"] == $line["cat_id"]) {
+						$is_selected = "selected";
+					} else {
+						$is_selected = "";
+					}
+					printf("<option $is_selected id='%d'>%s</option>", 
+						$tmp_line["id"], $tmp_line["title"]);
+				}
+
+				print "</select></td>";
+			
+				print "</td>";
+				
+				print "<td><input id=\"iedit_updintl\" 
+					value=\"".$line["update_interval"]."\"></td>";
+				print "<td><input id=\"iedit_purgintl\" 
+					value=\"".$line["purge_interval"]."\"></td>";
 					
 			}
 
diff --git a/functions.js b/functions.js
index c4d79e517..c7f1b8a64 100644
--- a/functions.js
+++ b/functions.js
@@ -415,3 +415,27 @@ function fatalError(code) {
 	window.location = "error.php?c=" + param_escape(code);
 
 }
+
+function getSelectedTableRowIds(content_id, prefix) {
+
+	var content = document.getElementById(content_id);
+
+	if (!content) {
+		alert("[getSelectedTableRowIds] Element " + content_id + " not found.");
+		return;
+	}
+
+	var sel_rows = new Array();
+
+	for (i = 0; i < content.rows.length; i++) {
+		if (content.rows[i].className.match("Selected")) {
+			var row_id = content.rows[i].id.replace(prefix + "-", "");
+			sel_rows.push(row_id);	
+		}
+	}
+
+	return sel_rows;
+
+}
+
+
diff --git a/prefs.js b/prefs.js
index aa1e6aeee..846f6825f 100644
--- a/prefs.js
+++ b/prefs.js
@@ -6,6 +6,7 @@
 var xmlhttp = false;
 
 var active_feed = false;
+var active_feed_cat = false;
 var active_filter = false;
 var active_label = false;
 var active_user = false;
@@ -295,6 +296,30 @@ function addFeed() {
 
 }
 
+function addFeedCat() {
+
+	if (!xmlhttp_ready(xmlhttp)) {
+		printLockingError();
+		return
+	}
+
+	var cat = document.getElementById("fadd_cat");
+
+	if (cat.value.length == 0) {
+		notify("Missing feed category.");
+	} else {
+		notify("Adding feed category...");
+
+		xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=addCat&cat=" +
+			param_escape(cat.value), true);
+		xmlhttp.onreadystatechange=feedlist_callback;
+		xmlhttp.send(null);
+
+		link.value = "";
+
+	}
+
+}
 function addUser() {
 
 	if (!xmlhttp_ready(xmlhttp)) {
@@ -386,71 +411,43 @@ function editFeed(feed) {
 
 }
 
-function getSelectedLabels() {
+function editFeedCat(cat) {
 
-	var content = document.getElementById("prefLabelList");
-
-	var sel_rows = new Array();
-
-	for (i = 0; i < content.rows.length; i++) {
-		if (content.rows[i].className.match("Selected")) {
-			var row_id = content.rows[i].id.replace("LILRR-", "");
-			sel_rows.push(row_id);	
-		}
+	if (!xmlhttp_ready(xmlhttp)) {
+		printLockingError();
+		return
 	}
 
-	return sel_rows;
+	active_feed_cat = cat;
+
+	xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCat&id=" +
+		param_escape(cat), true);
+	xmlhttp.onreadystatechange=feedlist_callback;
+	xmlhttp.send(null);
+
+}
+
+function getSelectedLabels() {
+	return getSelectedTableRowIds("prefLabelList", "LILRR");
 }
 
 function getSelectedUsers() {
-
-	var content = document.getElementById("prefUserList");
-
-	var sel_rows = new Array();
-
-	for (i = 0; i < content.rows.length; i++) {
-		if (content.rows[i].className.match("Selected")) {
-			var row_id = content.rows[i].id.replace("UMRR-", "");
-			sel_rows.push(row_id);	
-		}
-	}
-
-	return sel_rows;
-}
-
-
-function getSelectedFilters() {
-
-	var content = document.getElementById("prefFilterList");
-
-	var sel_rows = new Array();
-
-	for (i = 0; i < content.rows.length; i++) {
-		if (content.rows[i].className.match("Selected")) {
-			var row_id = content.rows[i].id.replace("FILRR-", "");
-			sel_rows.push(row_id);	
-		}
-	}
-
-	return sel_rows;
+	return getSelectedTableRowIds("prefUserList", "UMRR");
 }
 
 function getSelectedFeeds() {
-
-	var content = document.getElementById("prefFeedList");
-
-	var sel_rows = new Array();
-
-	for (i = 0; i < content.rows.length; i++) {
-		if (content.rows[i].className.match("Selected")) {
-			var row_id = content.rows[i].id.replace("FEEDR-", "");
-			sel_rows.push(row_id);	
-		}
-	}
-
-	return sel_rows;
+	return getSelectedTableRowIds("prefFeedList", "FEEDR");
 }
 
+function getSelectedFilters() {
+	return getSelectedTableRowIds("prefFilterList", "FILRR");
+}
+
+function getSelectedFeedCats() {
+	return getSelectedTableRowIds("prefFeedCatList", "FCATR");
+}
+
+
 function readSelectedFeeds() {
 
 	if (!xmlhttp_ready(xmlhttp)) {
@@ -597,6 +594,32 @@ function removeSelectedFeeds() {
 
 }
 
+function removeSelectedFeedCats() {
+
+	if (!xmlhttp_ready(xmlhttp)) {
+		printLockingError();
+		return
+	}
+
+	var sel_rows = getSelectedFeedCats();
+
+	if (sel_rows.length > 0) {
+
+		notify("Removing selected categories...");
+
+		xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=removeCats&ids="+
+			param_escape(sel_rows.toString()), true);
+		xmlhttp.onreadystatechange=feedlist_callback;
+		xmlhttp.send(null);
+
+	} else {
+
+		notify("Please select some feeds first.");
+
+	}
+
+}
+
 function feedEditCancel() {
 
 	if (!xmlhttp_ready(xmlhttp)) {
@@ -614,6 +637,23 @@ function feedEditCancel() {
 
 }
 
+function feedCatEditCancel() {
+
+	if (!xmlhttp_ready(xmlhttp)) {
+		printLockingError();
+		return
+	}
+
+	active_feed_cat = false;
+
+	notify("Operation cancelled.");
+
+	xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
+	xmlhttp.onreadystatechange=feedlist_callback;
+	xmlhttp.send(null);
+
+}
+
 function feedEditSave() {
 
 	var feed = active_feed;
@@ -627,6 +667,9 @@ function feedEditSave() {
 	var title = document.getElementById("iedit_title").value;
 	var upd_intl = document.getElementById("iedit_updintl").value;
 	var purge_intl = document.getElementById("iedit_purgintl").value;
+	var fcat = document.getElementById("iedit_fcat");
+
+	var fcat_id = fcat[fcat.selectedIndex].id;
 
 //	notify("Saving feed.");
 
@@ -656,7 +699,8 @@ function feedEditSave() {
 
 	xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editSave&id=" +
 		feed + "&l=" + param_escape(link) + "&t=" + param_escape(title) +
-		"&ui=" + param_escape(upd_intl) + "&pi=" + param_escape(purge_intl), true);
+		"&ui=" + param_escape(upd_intl) + "&pi=" + param_escape(purge_intl) +
+		"&catid=" + param_escape(fcat_id), true);
 	xmlhttp.onreadystatechange=feedlist_callback;
 	xmlhttp.send(null);
 
@@ -982,6 +1026,25 @@ function editSelectedFeed() {
 
 }
 
+function editSelectedFeedCat() {
+	var rows = getSelectedFeedCats();
+
+	if (rows.length == 0) {
+		notify("No categories are selected.");
+		return;
+	}
+
+	if (rows.length > 1) {
+		notify("Please select one category.");
+		return;
+	}
+
+	notify("");
+
+	editFeedCat(rows[0]);
+
+}
+
 function localPiggieFunction(enable) {
 	if (enable) {
 		piggie.style.display = "block";
diff --git a/schema/ttrss_schema_mysql.sql b/schema/ttrss_schema_mysql.sql
index 7209b0c62..88c1f7afa 100644
--- a/schema/ttrss_schema_mysql.sql
+++ b/schema/ttrss_schema_mysql.sql
@@ -202,7 +202,7 @@ insert into ttrss_prefs (pref_name,type_id,def_value,short_desc,section_id,help_
 insert into ttrss_prefs (pref_name,type_id,def_value,short_desc,section_id,help_text) values('USER_STYLESHEET_URL', 2, '', 'User stylesheet URL',2,
 	'Link to user stylesheet to override default style, disabled if empty.');
 
-insert into ttrss_prefs (pref_name,type_id,def_value,short_desc,section_id) values('ENABLE_FEED_CATS', 1, 'false', 'Enable feed categories',1);
+insert into ttrss_prefs (pref_name,type_id,def_value,short_desc,section_id) values('ENABLE_FEED_CATS', 1, 'false', 'Enable feed categories',2);
 
 
 create table ttrss_user_prefs (
diff --git a/schema/ttrss_schema_pgsql.sql b/schema/ttrss_schema_pgsql.sql
index 9bfdb171a..86dde5fca 100644
--- a/schema/ttrss_schema_pgsql.sql
+++ b/schema/ttrss_schema_pgsql.sql
@@ -186,7 +186,7 @@ insert into ttrss_prefs (pref_name,type_id,def_value,short_desc,section_id,help_
 insert into ttrss_prefs (pref_name,type_id,def_value,short_desc,section_id,help_text) values('USER_STYLESHEET_URL', 2, '', 'User stylesheet URL',2,
 	'Link to user stylesheet to override default style, disabled if empty.');
 
-insert into ttrss_prefs (pref_name,type_id,def_value,short_desc,section_id) values('ENABLE_FEED_CATS', 1, 'false', 'Enable feed categories',1);
+insert into ttrss_prefs (pref_name,type_id,def_value,short_desc,section_id) values('ENABLE_FEED_CATS', 1, 'false', 'Enable feed categories',2);
 
 create table ttrss_user_prefs (
 	owner_uid integer not null references ttrss_users(id) on delete cascade,
diff --git a/tt-rss.css b/tt-rss.css
index 56a63a565..43851439e 100644
--- a/tt-rss.css
+++ b/tt-rss.css
@@ -134,12 +134,32 @@ div.postReply div.postIcon {
 
 ul.feedList {
 	list-style-type : none;
+	margin : 5px;
+	padding : 0px 0px 0px 10px;
+}
+
+ul.feedList li.feedCat {
 	margin : 0px;
-	padding : 10px;	
+	padding : 3px 0px 3px 0px;
+/*	border-width : 0px 0px 1px 0px;
+	border-color : #f0f0f0;
+	border-style : solid; */
+	color : #707070;
+}
+
+ul.feedCatList {
+	list-style-type : none;
+	margin : 0px;
+	padding : 0px 0px 0px 10px;	
+}
+
+ul.feedCatList li {
+	margin : 0px;
+	padding : 0px 0px 0px 0px;
 }
 
 ul.feedList li {
-	margin : 2px;
+	margin : 0px;
 }
 
 li.oddSelected, li.evenSelected {
@@ -245,7 +265,8 @@ a:hover {
 }
 
 #iedit_title, #iedit_link, #iedit_regexp, #iedit_descr, #iedit_expr, #iedit_updintl,
-#iedit_purgintl, #iedit_ulogin, #iedit_ulevel, #iedit_match, #iedit_feed {
+#iedit_purgintl, #iedit_ulogin, #iedit_ulevel, #iedit_match, #iedit_feed,
+#iedit_fcat {
 	width : 100%;
 	padding-left : 2px;
 }
@@ -393,7 +414,8 @@ input {
 
 table.prefFeedList tr.title td, table.prefFilterList tr.title td,
 	table.headlinesList tr.title td, table.prefLabelList tr.title td,
-	table.prefPrefsList tr.title td {
+	table.prefPrefsList tr.title td, 
+	table.prefFeedCatList tr.title td {
 	font-weight : bold;
 	border-width : 0px 0px 1px 0px;
 	border-color : #f0f0f0;