allow adding/removing labels from frontend

functions.php

@@ -6102,4 +6102,29 @@
 				(label_id, article_id) VALUES ('$label_id', '$id')");
 		}
 	}
+
+	function label_remove($link, $id, $owner_uid) {
+
+		db_query($link, "BEGIN");
+
+		$result = db_query($link, "SELECT caption FROM ttrss_labels2
+			WHERE id = '$id'");
+
+		$caption = db_fetch_result($result, 0, "caption");
+
+		$result = db_query($link, "DELETE FROM ttrss_labels2 WHERE id = '$id'
+			AND owner_uid = " . $_SESSION["uid"]);
+
+		if (db_affected_rows($link, $result) != 0 && $caption) {
+
+			/* Disable filters that reference label being removed */
+	
+			db_query($link, "UPDATE ttrss_filters SET
+				enabled = false WHERE action_param = '$caption'
+					AND action_id = 7
+					AND owner_uid = " . $_SESSION["uid"]);
+			}
+
+		db_query($link, "COMMIT");
+	}
 ?>

modules/pref-feeds.php

@@ -717,6 +717,8 @@
 					if (file_exists($icons_dir . "/$id.ico")) {
 						unlink($icons_dir . "/$id.ico");
 					}
+				} else {
+					label_remove($link, -11-$id, $_SESSION["uid"]);
 				}
 			}
 		}

modules/pref-labels.php

@@ -50,30 +50,10 @@
 
 			$ids = split(",", db_escape_string($_GET["ids"]));
 
-			db_query($link, "BEGIN");
-
 			foreach ($ids as $id) {
-				$result = db_query($link, "SELECT caption FROM ttrss_labels2
-					WHERE id = '$id'");
-
-				$caption = db_fetch_result($result, 0, "caption");
-
-				$result = db_query($link, "DELETE FROM ttrss_labels2 WHERE id = '$id'
-					AND owner_uid = " . $_SESSION["uid"]);
-
-				if (db_affected_rows($link, $result) != 0 && $caption) {
-
-						/* Disable filters that reference label being removed */
-
-						db_query($link, "UPDATE ttrss_filters SET
-							enabled = false WHERE action_param = '$caption'
-							AND action_id = 7
-							AND owner_uid = " . $_SESSION["uid"]);
-				}
+				label_remove($link, $id, $_SESSION["uid"]);
 			}
 
-			db_query($link, "COMMIT");
-
 		}
 
 		if ($subop == "add") {

tt-rss.js

@@ -562,11 +562,6 @@ function quickMenuGo(opid) {
 				return;
 			}	
 
-			if (actid <= 0) {
-				alert(__("You can't unsubscribe from this kind of feed."));
-				return;
-			}	
-
 			if (!actid) {
 				alert(__("Please select some feed first."));
 				return;
@@ -627,6 +622,10 @@ function quickMenuGo(opid) {
 			displayDlg("quickAddFilter", getActiveFeedId());
 		}
 
+		if (opid == "qmcAddLabel") {
+			addLabel();
+		}
+
 		if (opid == "qmcRescoreFeed") {
 			rescoreCurrentFeed();
 		}
@@ -1391,3 +1390,35 @@ function hotkey_handler(e) {
 function feedsSortByUnread() {
 	return feeds_sort_by_unread;
 }
+
+function addLabel() {
+
+	try {
+
+		var caption = prompt(__("Please enter label caption:"), "");
+
+		if (caption != undefined) {
+	
+			if (caption == "") {
+				alert(__("Can't create label: missing caption."));
+				return false;
+			}
+
+			var query = "backend.php?op=pref-labels&subop=add&caption=" + 
+				param_escape(caption);
+
+			notify_progress("Loading, please wait...", true);
+
+			new Ajax.Request(query, {
+				onComplete: function(transport) { 
+					updateFeedList();
+			} });
+
+		}
+
+	} catch (e) {
+		exception_error("addLabel", e);
+	}
+}
+
+

tt-rss.php

@@ -160,6 +160,8 @@ window.onload = init;
 					<option value="qmcShowOnlyUnread"><?php echo __('&nbsp;&nbsp;(Un)hide read feeds') ?></option>
 					<option disabled="disabled">--------</option>
 					<option style="color : #5050aa" disabled="disabled"><?php echo __('Other actions:') ?></option>				
+
+					<option value="qmcAddLabel"><?php echo __('&nbsp;&nbsp;Create label') ?></option>
 					<option value="qmcAddFilter"><?php echo __('&nbsp;&nbsp;Create filter') ?></option>
 					<option value="qmcResetUI"><?php echo __('&nbsp;&nbsp;Reset UI layout') ?></option>
 					<option value="qmcResetCats"><?php echo __('&nbsp;&nbsp;Reset category order') ?></option>