add simple op=getUnread call to return global unread counter

backend.php

@@ -37,7 +37,12 @@
 		header("Content-Type: application/xml");
 	}
 
-	if (!$_SESSION["uid"] && $op != "globalUpdateFeeds" && $op != "rss") {
+	if (!$op) {
+		header("Content-Type: application/xml");
+		print_error_xml(7); exit;
+	}
+
+	if (!$_SESSION["uid"] && $op != "globalUpdateFeeds" && $op != "rss" && $op != "getUnread") {
 
 		if ($op == "rpc") {
 			print_error_xml(6); die;
@@ -58,10 +63,6 @@
 		exit;
 	}
 
-	if (!$op) {
-		print_error_xml(7); exit;
-	}
-
 	$purge_intervals = array(
 		0  => "Use default",
 		-1 => "Never purge",
@@ -3872,8 +3873,24 @@
 		}
 	}
 
+	if ($op == "getUnread") {
+		$login = db_escape_string($_GET["login"]);
+
+		header("Content-Type: text/plain");
+
+		$result = db_query($link, "SELECT id FROM ttrss_users WHERE login = '$login'");
+
+		if (db_num_rows($result) == 1) {
+			$uid = db_fetch_result($result, 0, "id");
+			print getGlobalUnread($link, $uid);
+		} else {
+			print "Error: user not found";
+		}
+	}
+
 	db_close($link);
 ?>
 
+<?php if ($op != "getUnread") { ?>
 <!-- <?php echo sprintf("Backend execution time: %.4f seconds", getmicrotime() - $script_started) ?> -->
-
+<?php } ?>

functions.php

@@ -1555,13 +1555,18 @@
 
 	/* FIXME this needs reworking */
 
-	function getGlobalUnread($link) {
+	function getGlobalUnread($link, $user_id = false) {
+
+		if (!$user_id) {
+			$user_id = $_SESSION["uid"];
+		}
+
 		$result = db_query($link, "SELECT count(ttrss_entries.id) as c_id FROM ttrss_entries,ttrss_user_entries,ttrss_feeds
 			WHERE unread = true AND 
 			ttrss_user_entries.feed_id = ttrss_feeds.id AND
 			ttrss_user_entries.ref_id = ttrss_entries.id AND 
 			hidden = false AND
-			ttrss_user_entries.owner_uid = " . $_SESSION["uid"]);
+			ttrss_user_entries.owner_uid = '$user_id'");
 		$c_id = db_fetch_result($result, 0, "c_id");
 		return $c_id;
 	}