From bb7cfaceb1f76bd6dba7d0687ee2e338fd61df5b Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@bah.spb.su>
Date: Mon, 5 Sep 2005 13:41:59 +0100
Subject: further javascript cleanups

---
 backend.php   |   2 ++
 functions.js  |  13 ++++---
 functions.php |  10 ------
 tt-rss.js     | 109 ----------------------------------------------------------
 tt-rss.php    |   2 +-
 viewfeed.js   |  55 +++++++++++++++++++++++++++--
 6 files changed, 64 insertions(+), 127 deletions(-)

diff --git a/backend.php b/backend.php
index a2236c3a6..88d19641f 100644
--- a/backend.php
+++ b/backend.php
@@ -486,6 +486,8 @@
 		// kludge, because iframe doesn't seem to support onload() 
 		
 		print "<script type=\"text/javascript\">
+			document.onkeydown = hotkey_handler;
+
 			var feedr = parent.document.getElementById(\"FEEDR-\" + $feed);
 			var feedt = parent.document.getElementById(\"FEEDT-\" + $feed);
 			var feedu = parent.document.getElementById(\"FEEDU-\" + $feed);
diff --git a/functions.js b/functions.js
index cb241ada6..f0d76769d 100644
--- a/functions.js
+++ b/functions.js
@@ -91,12 +91,15 @@ function hotkey_handler(e) {
 
 	var piggie = document.getElementById("piggie");
 
-	if (seq.match("807371717369")) {
-		localPiggieFunction(true);
-	} else {
-		localPiggieFunction(false);
-	}
+	if (piggie) {
 
+		if (seq.match("807371717369")) {
+			localPiggieFunction(true);
+		} else {
+			localPiggieFunction(false);
+		}
+	}
+	
 	if (typeof localHotkeyHandler != 'undefined') {
 		localHotkeyHandler(keycode);
 	}
diff --git a/functions.php b/functions.php
index e6ef6589a..b56e9a93a 100644
--- a/functions.php
+++ b/functions.php
@@ -238,10 +238,6 @@
 
 					$last_read_qpart = "";
 
-//					if ("$orig_title" != "$entry_title") {
-//						$last_read_qpart = 'last_read = null,';
-//					}
-				
 					if ($orig_content_hash != $content_hash) {
 						if (UPDATE_POST_ON_CHECKSUM_CHANGE) {
 							$last_read_qpart = 'last_read = null,';
@@ -257,10 +253,6 @@
 						$entry_is_modified = true;
 					}
 
-//					if (!$no_orig_date && $orig_timestamp < $entry_timestamp) {
-//						$last_read_qpart = 'last_read = null,';
-//					}
-
 					if ($entry_is_modified) {
 
 						$entry_comments = pg_escape_string($entry_comments);
@@ -268,8 +260,6 @@
 						$entry_title = pg_escape_string($entry_title);					
 						$entry_link = pg_escape_string($entry_link);
 
-//						print "update object $entry_guid<br>";
-
 						$query = "UPDATE ttrss_entries 
 							SET 
 								$last_read_qpart 
diff --git a/tt-rss.js b/tt-rss.js
index 06c249167..9b18b79c2 100644
--- a/tt-rss.js
+++ b/tt-rss.js
@@ -57,59 +57,6 @@ function feedlist_callback() {
 	} 
 }
 
-/*
-function viewfeed_callback() {
-	var container = document.getElementById('headlines');
-	if (xmlhttp.readyState == 4) {
-		container.innerHTML = xmlhttp.responseText;
-
-		var factive = document.getElementById("FACTIVE");
-		var funread = document.getElementById("FUNREAD");
-		var ftotal = document.getElementById("FTOTAL");
-
-		if (_viewfeed_autoselect_first == true) {
-			_viewfeed_autoselect_first = false;
-			view(getFirstVisibleHeadlineId(), active_feed_id);
-		}
-
-		if (_viewfeed_autoselect_last == true) {
-			_viewfeed_autoselect_last = false;
-			view(getLastVisibleHeadlineId(), active_feed_id);
-		}
-
-		if (ftotal && factive && funread) {
-			var feed_id = factive.innerHTML;
-
-			var feedr = document.getElementById("FEEDR-" + feed_id);
-			var feedt = document.getElementById("FEEDT-" + feed_id);
-			var feedu = document.getElementById("FEEDU-" + feed_id);
-
-			feedt.innerHTML = ftotal.innerHTML;
-			feedu.innerHTML = funread.innerHTML;
-
-			total_feed_entries = ftotal.innerHTML;	
-
-			if (feedu.innerHTML > 0 && !feedr.className.match("Unread")) {
-					feedr.className = feedr.className + "Unread";
-			} else if (feedu.innerHTML <= 0) {	
-					feedr.className = feedr.className.replace("Unread", "");
-			}
-
-			cleanSelected("feedsList");
-
-			feedr.className = feedr.className + "Selected";
-		}
-
-		var searchbox = document.getElementById("searchbox");
-		searchbox.value = search_query;
-
-		markHeadline(active_post_id);
-
-		notify("");
-
-	}	
-} */
-
 function refetch_callback() {
 
 	if (xmlhttp_rpc.readyState == 4) {
@@ -337,62 +284,6 @@ function viewfeed(feed, skip, subop) {
 
 }
 
-/*
-function view(id,feed_id) {
-
-	enableHotkeys();
-
-	if (!xmlhttp_ready(xmlhttp_view)) {
-		printLockingError();
-		return
-	}
-
-	var crow = document.getElementById("RROW-" + id);
-
-	if (crow.className.match("Unread")) {
-		var umark = document.getElementById("FEEDU-" + feed_id);
-		umark.innerHTML = umark.innerHTML - 1;
-		crow.className = crow.className.replace("Unread", "");
-
-		if (umark.innerHTML == "0") {
-			var feedr = document.getElementById("FEEDR-" + feed_id);
-			feedr.className = feedr.className.replace("Unread", "");
-		}
-
-		total_unread--;
-	}	
-
-	cleanSelected("headlinesList");
-//	crow.className = crow.className + "Selected";
-
-	var upd_img_pic = document.getElementById("FUPDPIC-" + id);
-
-	if (upd_img_pic) {
-		upd_img_pic.innerHTML = "";
-	} 
-
-//	document.getElementById('content').innerHTML='Loading, please wait...';		
-
-	var unread_rows = getVisibleUnreadHeadlines();
-
-	if (unread_rows.length == 0) {
-		var button = document.getElementById("btnCatchupPage");
-		if (button) {
-			button.className = "disabledButton";
-			button.href = "";
-		}
-	}
-
-	active_post_id = id;
-
-	var content = document.getElementById("content-frame");
-
-	content.src = "backend.php?op=view&addheader=true&id=" + param_escape(id);
-	markHeadline(active_post_id);
-
-}
-*/
-
 function timeout() {
 	scheduleFeedUpdate(true);
 	setTimeout("timeout()", 1800*1000);
diff --git a/tt-rss.php b/tt-rss.php
index ec4e8b6ef..b30c4fcce 100644
--- a/tt-rss.php
+++ b/tt-rss.php
@@ -73,7 +73,7 @@
 		<iframe name="headlines-frame" 
 			id="headlines-frame" class="headlinesFrame"> </iframe>
 	</td>
-</tr>
+</tr><tr>
 	<td class="content" id="content" valign="top">
 		<iframe name="content-frame" id="content-frame" class="contentFrame"> </iframe>
 	</td>
diff --git a/viewfeed.js b/viewfeed.js
index e8b305dcf..6866c278c 100644
--- a/viewfeed.js
+++ b/viewfeed.js
@@ -1,4 +1,5 @@
-var active_post_id;
+var active_feed_id = false;
+var active_post_id = false;
 var total_unread = 0;
 
 var xmlhttp_rpc = false;
@@ -22,7 +23,7 @@ if (!xmlhttp_rpc && typeof XMLHttpRequest!='undefined') {
 	xmlhttp_rpc = new XMLHttpRequest();
 }
 
-function view(id,feed_id) {
+function view(id, feed_id) {
 
 	enableHotkeys();
 
@@ -60,6 +61,7 @@ function view(id,feed_id) {
 	}
 
 	active_post_id = id; 
+	active_feed_id = feed_id;
 
 	var content = parent.document.getElementById("content-frame");
 
@@ -100,4 +102,53 @@ function toggleMark(id, toggle) {
 
 }
 
+function moveToPost(mode) {
 
+	var rows = getVisibleHeadlineIds();
+
+	var prev_id;
+	var next_id;
+
+	if (active_post_id == false) {
+		next_id = getFirstVisibleHeadlineId();
+		prev_id = getLastVisibleHeadlineId();
+	} else {	
+		for (var i = 0; i < rows.length; i++) {
+			if (rows[i] == active_post_id) {
+				prev_id = rows[i-1];
+				next_id = rows[i+1];			
+			}
+		}
+	}
+
+	if (mode == "next") {
+	 	if (next_id != undefined) {
+			view(next_id, active_feed_id);
+		}
+	}
+
+	if (mode == "prev") {
+		if ( prev_id != undefined) {
+			view(prev_id, active_feed_id);
+		}
+	} 
+}
+
+function localHotkeyHandler(keycode) {
+
+	if (keycode == 78) {
+		return moveToPost('next');
+	}
+
+	if (keycode == 80) {
+		return moveToPost('prev');
+	} 
+
+// FIXME
+//	if (keycode == 85) {
+//		return viewfeed(active_feed_id, active_offset, "ForceUpdate");
+//	}
+
+//	alert("KC: " + keycode);
+
+}
-- 
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