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tt-rss/tt-rss.js

336 lines
6.8 KiB
JavaScript

/*
This program is Copyright (c) 2003-2005 Andrew Dolgov <cthulhoo@gmail.com>
Licensed under GPL v.2 or (at your preference) any later version.
*/
var xmlhttp = false;
var xmlhttp_rpc = false;
var xmlhttp_view = false;
var total_unread = 0;
var first_run = true;
var active_feed_id = false;
var search_query = "";
/*@cc_on @*/
/*@if (@_jscript_version >= 5)
// JScript gives us Conditional compilation, we can cope with old IE versions.
// and security blocked creation of the objects.
try {
xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
try {
xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
xmlhttp_rpc = new ActiveXObject("Microsoft.XMLHTTP");
xmlhttp_view = new ActiveXObject("Microsoft.XMLHTTP");
} catch (E) {
xmlhttp = false;
xmlhttp_rpc = false;
xmlhttp_view = false;
}
}
@end @*/
if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
xmlhttp = new XMLHttpRequest();
xmlhttp_rpc = new XMLHttpRequest();
xmlhttp_view = new XMLHttpRequest();
}
/*
function feedlist_callback() {
var container = document.getElementById('feeds');
if (xmlhttp.readyState == 4) {
container.innerHTML=xmlhttp.responseText;
if (first_run) {
scheduleFeedUpdate(false);
if (getCookie("ttrss_vf_actfeed")) {
viewfeed(getCookie("ttrss_vf_actfeed"), 0, "");
}
first_run = false;
} else {
notify("");
}
}
}
*/
function refetch_callback() {
if (xmlhttp_rpc.readyState == 4) {
var actfeedid = frames["feeds-frame"].document.getElementById("ACTFEEDID");
if (actfeedid) {
active_feed_id = actfeedid.innerHTML;
}
document.title = "Tiny Tiny RSS";
notify("All feeds updated.");
updateFeedList();
}
}
function updateFeed(feed_id) {
var query_str = "backend.php?op=rpc&subop=updateFeed&feed=" + feed_id;
if (xmlhttp_ready(xmlhttp_rpc)) {
xmlhttp_rpc.open("GET", query_str, true);
xmlhttp_rpc.onreadystatechange=feed_update_callback;
xmlhttp_rpc.send(null);
} else {
printLockingError();
}
}
function scheduleFeedUpdate(force) {
notify("Updating feeds in background...");
document.title = "Tiny Tiny RSS - Updating...";
var query_str = "backend.php?op=rpc&subop=";
if (force) {
query_str = query_str + "forceUpdateAllFeeds";
} else {
query_str = query_str + "updateAllFeeds";
}
if (xmlhttp_ready(xmlhttp_rpc)) {
xmlhttp_rpc.open("GET", query_str, true);
xmlhttp_rpc.onreadystatechange=refetch_callback;
xmlhttp_rpc.send(null);
} else {
printLockingError();
}
}
function updateFeedList(silent, fetch) {
// if (silent != true) {
// notify("Loading feed list...");
// }
var query_str = "backend.php?op=feeds";
if (active_feed_id) {
query_str = query_str + "&actid=" + active_feed_id;
}
if (fetch) query_str = query_str + "&fetch=yes";
var feeds_frame = document.getElementById("feeds-frame");
feeds_frame.src = query_str;
}
function catchupAllFeeds() {
var query_str = "backend.php?op=feeds&subop=catchupAll";
notify("Marking all feeds as read...");
var feeds_frame = document.getElementById("feeds-frame");
feeds_frame.src = query_str;
}
function viewCurrentFeed(skip, subop) {
active_feed_id = frames["feeds-frame"].document.getElementById("ACTFEEDID").innerHTML;
if (active_feed_id) {
viewfeed(active_feed_id, skip, subop);
}
}
function viewfeed(feed, skip, subop) {
// notify("Loading headlines...");
enableHotkeys();
var searchbox = document.getElementById("searchbox");
if (searchbox) {
search_query = searchbox.value;
} else {
search_query = "";
}
var viewbox = document.getElementById("viewbox");
var view_mode;
if (viewbox) {
view_mode = viewbox.value;
} else {
view_mode = "All Posts";
}
setCookie("ttrss_vf_vmode", view_mode);
var limitbox = document.getElementById("limitbox");
var limit;
if (limitbox) {
limit = limitbox.value;
setCookie("ttrss_vf_limit", limit);
} else {
limit = "All";
}
active_feed_id = feed;
var f_doc = frames["feeds-frame"].document;
f_doc.getElementById("ACTFEEDID").innerHTML = feed;
setCookie("ttrss_vf_actfeed", feed);
if (subop == "MarkAllRead") {
var feedr = f_doc.getElementById("FEEDR-" + feed);
var feedt = f_doc.getElementById("FEEDT-" + feed);
var feedu = f_doc.getElementById("FEEDU-" + feed);
feedu.innerHTML = "0";
if (feedr.className.match("Unread")) {
feedr.className = feedr.className.replace("Unread", "");
}
}
var query = "backend.php?op=viewfeed&feed=" + param_escape(feed) +
"&skip=" + param_escape(skip) + "&subop=" + param_escape(subop) +
"&view=" + param_escape(view_mode) + "&limit=" + limit;
if (search_query != "") {
query = query + "&search=" + param_escape(search_query);
}
var headlines_frame = parent.frames["headlines-frame"];
headlines_frame.location.href = query + "&addheader=true";
cleanSelected("feedsList");
var feedr = document.getElementById("FEEDR-" + feed);
if (feedr) {
feedr.className = feedr.className + "Selected";
}
disableContainerChildren("headlinesToolbar", false, doc);
// notify("");
}
function timeout() {
scheduleFeedUpdate(true);
setTimeout("timeout()", 1800*1000);
}
function resetSearch() {
var searchbox = document.getElementById("searchbox")
if (searchbox.value != "" && active_feed_id) {
searchbox.value = "";
viewfeed(active_feed_id, 0, "");
}
}
function search() {
if (active_feed_id) {
viewfeed(active_feed_id, 0, "");
} else {
notify("Please select some feed first.");
}
}
function localPiggieFunction(enable) {
if (enable) {
var query_str = "backend.php?op=feeds&subop=piggie";
if (xmlhttp_ready(xmlhttp)) {
xmlhttp.open("GET", query_str, true);
xmlhttp.onreadystatechange=feedlist_callback;
xmlhttp.send(null);
}
}
}
function localHotkeyHandler(keycode) {
/* if (keycode == 78) {
return moveToPost('next');
}
if (keycode == 80) {
return moveToPost('prev');
} */
if (keycode == 82) {
return scheduleFeedUpdate(true);
}
if (keycode == 85) {
return viewfeed(active_feed_id, active_offset, "ForceUpdate");
}
// notify("KC: " + keycode);
}
function init() {
disableContainerChildren("headlinesToolbar", true);
// IE kludge
if (xmlhttp && !xmlhttp_rpc) {
xmlhttp_rpc = xmlhttp;
xmlhttp_view = xmlhttp;
}
if (!xmlhttp || !xmlhttp_rpc || !xmlhttp_view) {
document.getElementById("headlines").innerHTML =
"<b>Fatal error:</b> This program needs XmlHttpRequest " +
"to function properly. Your browser doesn't seem to support it.";
return;
}
updateFeedList(false, false);
document.onkeydown = hotkey_handler;
setTimeout("timeout()", 1800*1000);
scheduleFeedUpdate(true);
var content = document.getElementById("content");
if (getCookie("ttrss_vf_vmode")) {
var viewbox = document.getElementById("viewbox");
viewbox.value = getCookie("ttrss_vf_vmode");
}
if (getCookie("ttrss_vf_limit")) {
var limitbox = document.getElementById("limitbox");
limitbox.value = getCookie("ttrss_vf_limit");
}
}