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tt-rss/viewfeed.js

318 lines
7.0 KiB
JavaScript

var active_post_id = false;
var total_unread = 0;
var xmlhttp_rpc = false;
/*@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_rpc = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
try {
xmlhttp_rpc = new ActiveXObject("Microsoft.XMLHTTP");
} catch (E) {
xmlhttp_rpc = false;
}
}
@end @*/
if (!xmlhttp_rpc && typeof XMLHttpRequest!='undefined') {
xmlhttp_rpc = new XMLHttpRequest();
}
function view(id, feed_id) {
// p_notify("Loading article...");
var f_document = parent.frames["feeds-frame"].document;
var h_document = document;
var m_document = parent.document;
enableHotkeys();
var crow = h_document.getElementById("RROW-" + id);
/* if (crow.className.match("Unread")) {
var umark = f_document.getElementById("FEEDU-" + feed_id);
umark.innerHTML = umark.innerHTML - 1;
crow.className = crow.className.replace("Unread", "");
if (umark.innerHTML == "0") {
var feedr = f_document.getElementById("FEEDR-" + feed_id);
feedr.className = feedr.className.replace("Unread", "");
var feedctr = f_document.getElementById("FEEDCTR-" + feed_id);
if (feedctr) {
feedctr.className = "invisible";
}
}
total_unread--;
} */
crow.className = crow.className.replace("Unread", "");
cleanSelected("headlinesList");
var upd_img_pic = h_document.getElementById("FUPDPIC-" + id);
if (upd_img_pic) {
upd_img_pic.src = "images/blank_icon.gif";
}
active_post_id = id;
setActiveFeedId(feed_id);
var content = m_document.getElementById("content-frame");
if (content) {
content.src = "backend.php?op=view&addheader=true&id=" + param_escape(id) +
"&feed=" + param_escape(feed_id);
markHeadline(active_post_id);
}
}
function toggleMark(id) {
var f_document = parent.frames["feeds-frame"].document;
if (!xmlhttp_ready(xmlhttp_rpc)) {
printLockingError();
return;
}
var query = "backend.php?op=rpc&id=" + id + "&subop=mark";
var mark_img = document.getElementById("FMARKPIC-" + id);
var vfeedu = f_document.getElementById("FEEDU--1");
var crow = document.getElementById("RROW-" + id);
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// alert(vfeedu);
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if (mark_img.alt != "Reset mark") {
mark_img.src = "images/mark_set.png";
mark_img.alt = "Reset mark";
mark_img.setAttribute('onclick', 'javascript:toggleMark('+id+')');
query = query + "&mark=1";
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if (vfeedu && crow.className.match("Unread")) {
vfeedu.innerHTML = (+vfeedu.innerHTML) + 1;
}
} else {
mark_img.src = "images/mark_unset.png";
mark_img.alt = "Set mark";
mark_img.setAttribute('onclick', 'javascript:toggleMark('+id+')');
query = query + "&mark=0";
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if (vfeedu && crow.className.match("Unread")) {
vfeedu.innerHTML = (+vfeedu.innerHTML) - 1;
}
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}
var vfeedctr = f_document.getElementById("FEEDCTR--1");
var vfeedr = f_document.getElementById("FEEDR--1");
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if (vfeedu && vfeedctr) {
if ((+vfeedu.innerHTML) > 0) {
if (crow.className.match("Unread") && !vfeedr.className.match("Unread")) {
vfeedr.className = vfeedr.className + "Unread";
vfeedctr.className = "odd";
}
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} else {
vfeedctr.className = "invisible";
vfeedr.className = vfeedr.className.replace("Unread", "");
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}
}
xmlhttp_rpc.open("GET", query, true);
xmlhttp_rpc.onreadystatechange=rpc_pnotify_callback;
xmlhttp_rpc.send(null);
}
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, getActiveFeedId());
}
}
if (mode == "prev") {
if ( prev_id != undefined) {
view(prev_id, getActiveFeedId());
}
}
}
function viewfeed(id) {
var f = parent.frames["feeds-frame"];
f.viewfeed(id, 0);
}
function localHotkeyHandler(keycode) {
if (keycode == 78 || keycode == 40) { // n, down
return moveToPost('next');
}
if (keycode == 80 || keycode == 38) { // p, up
return moveToPost('prev');
}
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if (keycode == 65) { // a
return parent.toggleDispRead();
}
if (keycode == 85) { // u
if (parent.getActiveFeedId()) {
return parent.viewfeed(parent.getActiveFeedId(), 0, "ForceUpdate");
}
}
if (keycode == 82) { // r
return parent.scheduleFeedUpdate(true);
}
var f_doc = parent.frames["feeds-frame"].document;
var feedlist = f_doc.getElementById('feedList');
if (keycode == 74) { // j
var feed = getActiveFeedId();
var new_feed = getRelativeFeedId(feedlist, feed, 'prev');
if (new_feed) viewfeed(new_feed, 0, '');
}
if (keycode == 75) { // k
var feed = getActiveFeedId();
var new_feed = getRelativeFeedId(feedlist, feed, 'next');
if (new_feed) viewfeed(new_feed, 0, '');
}
// FIXME
// if (keycode == 85) {
// return viewfeed(active_feed_id, active_offset, "ForceUpdate");
// }
if (keycode == 83) { // s
selectionToggleMarked();
}
// alert("KC: " + keycode);
}
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function selectionToggleUnread() {
try {
if (!xmlhttp_ready(xmlhttp_rpc)) {
printLockingError();
return;
}
var rows = getSelectedTableRowIds("headlinesList", "RROW", "RCHK");
for (i = 0; i < rows.length; i++) {
var row = document.getElementById("RROW-" + rows[i]);
if (row) {
var nc = row.className;
nc = nc.replace("Unread", "");
nc = nc.replace("Selected", "");
if (row.className.match("Unread")) {
row.className = nc + "Selected";
} else {
row.className = nc + "UnreadSelected";
}
}
}
if (rows.length > 0) {
var query = "backend.php?op=rpc&subop=catchupSelected&ids=" +
param_escape(rows.toString()) + "&cmode=2";
xmlhttp_rpc.open("GET", query, true);
xmlhttp_rpc.onreadystatechange=all_counters_callback;
xmlhttp_rpc.send(null);
}
} catch (e) {
exception_error(e);
}
}
function selectionToggleMarked() {
try {
if (!xmlhttp_ready(xmlhttp_rpc)) {
printLockingError();
return;
}
var rows = getSelectedTableRowIds("headlinesList", "RROW", "RCHK");
for (i = 0; i < rows.length; i++) {
var row = document.getElementById("RROW-" + rows[i]);
var mark_img = document.getElementById("FMARKPIC-" + rows[i]);
if (row && mark_img) {
if (mark_img.alt == "Set mark") {
mark_img.src = "images/mark_set.png";
mark_img.alt = "Reset mark";
mark_img.setAttribute('onclick',
'javascript:toggleMark('+rows[i]+', false)');
} else {
mark_img.src = "images/mark_unset.png";
mark_img.alt = "Set mark";
mark_img.setAttribute('onclick',
'javascript:toggleMark('+rows[i]+', true)');
}
}
}
if (rows.length > 0) {
var query = "backend.php?op=rpc&subop=markSelected&ids=" +
param_escape(rows.toString()) + "&cmode=2";
xmlhttp_rpc.open("GET", query, true);
xmlhttp_rpc.onreadystatechange=all_counters_callback;
xmlhttp_rpc.send(null);
}
} catch (e) {
exception_error(e);
}
}
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function init() {
document.onkeydown = hotkey_handler;
}