assorted fixes for keyboard navigation which hopefully don't break everything else

js/feedlist.js

@@ -1,6 +1,5 @@
 var _infscroll_disable = 0;
 var _infscroll_request_sent = 0;
-var _infscroll_tmp_disable = 0;
 
 var _search_query = false;
 var _viewfeed_last = 0;
@@ -15,9 +14,7 @@ function viewCategory(cat) {
 
 function loadMoreHeadlines() {
 	try {
-		console.log("loadMoreHeadlines: " + _infscroll_tmp_disable);
+		console.log("loadMoreHeadlines");
-
-		if (_infscroll_tmp_disable) return;
 
 		var offset = 0;
 

js/viewfeed.js

@@ -15,6 +15,8 @@ var loaded_article_ids = [];
 var _last_headlines_update = 0;
 var current_first_id = 0;
 
+var _catchup_request_sent = false;
+
 var has_storage = 'sessionStorage' in window && window['sessionStorage'] !== null;
 
 function headlines_callback2(transport, offset, background, infscroll_req) {
@@ -1319,11 +1321,17 @@ function headlines_scroll_handler(e) {
 				window.clearTimeout(catchup_timeout_id);
 
 				if (!_infscroll_request_sent) {
+					if (catchup_id_batch.length < 10) {
 						catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
 							500);
+					} else {
+						catchupBatchedArticles();
 					}
 				}
 
+				catchupBatchedArticles();
+			}
+
 			if (_infscroll_disable) {
 				var child = $$("#headlines-frame div[id*=RROW]").last();
 
@@ -1356,7 +1364,7 @@ function openNextUnreadFeed() {
 
 function catchupBatchedArticles() {
 	try {
-		if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
+		if (catchup_id_batch.length > 0 && !_infscroll_request_sent && !_catchup_request_sent) {
 
 			// make a copy of the array
 			var batch = catchup_id_batch.slice();
@@ -1365,16 +1373,18 @@ function catchupBatchedArticles() {
 
 			console.log(query);
 
+			_catchup_request_sent = true;
+
 			new Ajax.Request("backend.php", {
 				parameters: query,
 				onComplete: function(transport) {
 					handle_rpc_json(transport);
 
+					_catchup_request_sent = false;
+
 					reply = JSON.parse(transport.responseText);
 					var batch = reply.ids;
 
-					_infscroll_tmp_disable = 1;
-
 					batch.each(function(id) {
 						console.log(id);
 						var elem = $("RROW-" + id);
@@ -1382,8 +1392,6 @@ function catchupBatchedArticles() {
 						catchup_id_batch.remove(id);
 					});
 
-					_infscroll_tmp_disable = 0;
-
 					updateFloatingTitle(true);
 
 				} });
@@ -1509,6 +1517,8 @@ function cdmCollapseArticle(event, id, unmark) {
 
 function cdmExpandArticle(id, noexpand) {
 	try {
+		if (getInitParam("cdm_expanded")) return;
+
 		console.log("cdmExpandArticle " + id);
 
 		if (!$("RROW-" + id)) return false;
@@ -1563,6 +1573,7 @@ function cdmExpandArticle(id, noexpand) {
 
 		if (!noexpand)
 			toggleUnread(id, 0, true);
+
 		toggleSelected(id);
 		$("RROW-" + id).addClassName("active");
 
@@ -1702,8 +1713,11 @@ function dismissReadArticles() {
 	}
 }
 
+// we don't really hide rows anymore
 function getVisibleArticleIds() {
-	var ids = [];
+	return getLoadedArticleIds();
+
+	/*var ids = [];
 
 	try {
 
@@ -1717,7 +1731,7 @@ function getVisibleArticleIds() {
 		exception_error("getVisibleArticleIds", e);
 	}
 
-	return ids;
+	return ids; */
 }
 
 function cdmClicked(event, id) {