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tt-rss/functions.js

399 lines
8.6 KiB
JavaScript

var hotkeys_enabled = true;
function disableHotkeys() {
hotkeys_enabled = false;
}
function enableHotkeys() {
hotkeys_enabled = true;
}
function xmlhttp_ready(obj) {
return obj.readyState == 4 || obj.readyState == 0 || !obj.readyState;
}
function notify_callback() {
var container = document.getElementById('notify');
if (xmlhttp.readyState == 4) {
container.innerHTML=xmlhttp.responseText;
}
}
function rpc_notify_callback() {
var container = document.getElementById('notify');
if (xmlhttp_rpc.readyState == 4) {
container.innerHTML=xmlhttp_rpc.responseText;
}
}
function param_escape(arg) {
if (typeof encodeURIComponent != 'undefined')
return encodeURIComponent(arg);
else
return escape(arg);
}
function param_unescape(arg) {
if (typeof decodeURIComponent != 'undefined')
return decodeURIComponent(arg);
else
return unescape(arg);
}
function delay(gap) {
var then,now;
then=new Date().getTime();
now=then;
while((now-then)<gap) {
now=new Date().getTime();
}
}
function p_notify(msg) {
var n = parent.document.getElementById("notify");
var nb = parent.document.getElementById("notify_body");
if (!n || !nb) return;
if (msg == "") msg = "&nbsp;";
nb.innerHTML = msg;
/* if (msg.length == 0) {
n.style.display = "none";
} else {
n.style.display = "block";
} */
}
function notify(msg) {
var n = document.getElementById("notify");
var nb = document.getElementById("notify_body");
if (!n || !nb) return;
if (msg == "") msg = "&nbsp;";
nb.innerHTML = msg;
/* if (msg.length == 0) {
n.style.display = "none";
} else {
n.style.display = "block";
} */
}
function printLockingError() {
notify("Please wait until operation finishes");}
var seq = "";
function hotkey_handler(e) {
var keycode;
if (!hotkeys_enabled) return;
if (window.event) {
keycode = window.event.keyCode;
} else if (e) {
keycode = e.which;
}
if (keycode == 13 || keycode == 27) {
seq = "";
} else {
seq = seq + "" + keycode;
}
var piggie = document.getElementById("piggie");
if (piggie) {
if (seq.match("807371717369")) {
localPiggieFunction(true);
} else {
localPiggieFunction(false);
}
}
if (typeof localHotkeyHandler != 'undefined') {
localHotkeyHandler(keycode);
}
}
function cleanSelectedList(element) {
var content = document.getElementById(element);
for (i = 0; i < content.childNodes.length; i++) {
content.childNodes[i].className =
content.childNodes[i].className.replace("Selected", "");
}
}
function cleanSelected(element) {
var content = document.getElementById(element);
for (i = 0; i < content.rows.length; i++) {
content.rows[i].className = content.rows[i].className.replace("Selected", "");
}
}
function getVisibleUnreadHeadlines() {
var content = document.getElementById("headlinesList");
var rows = new Array();
for (i = 0; i < content.rows.length; i++) {
var row_id = content.rows[i].id.replace("RROW-", "");
if (row_id.length > 0 && content.rows[i].className.match("Unread")) {
rows.push(row_id);
}
}
return rows;
}
function getVisibleHeadlineIds() {
var content = document.getElementById("headlinesList");
var rows = new Array();
for (i = 0; i < content.rows.length; i++) {
var row_id = content.rows[i].id.replace("RROW-", "");
if (row_id.length > 0) {
rows.push(row_id);
}
}
return rows;
}
function getFirstVisibleHeadlineId() {
var rows = getVisibleHeadlineIds();
return rows[0];
}
function getLastVisibleHeadlineId() {
var rows = getVisibleHeadlineIds();
return rows[rows.length-1];
}
function markHeadline(id) {
var row = document.getElementById("RROW-" + id);
if (row) {
row.className = row.className + "Selected";
}
}
function getFeedIds() {
var content = document.getElementById("feedsList");
var rows = new Array();
for (i = 0; i < content.rows.length; i++) {
var id = content.rows[i].id.replace("FEEDR-", "");
if (id.length > 0) {
rows.push(id);
}
}
return rows;
}
function setCookie(name, value, expires, path, domain, secure) {
document.cookie= name + "=" + escape(value) +
((expires) ? "; expires=" + expires.toGMTString() : "") +
((path) ? "; path=" + path : "") +
((domain) ? "; domain=" + domain : "") +
((secure) ? "; secure" : "");
}
function getCookie(name) {
var dc = document.cookie;
var prefix = name + "=";
var begin = dc.indexOf("; " + prefix);
if (begin == -1) {
begin = dc.indexOf(prefix);
if (begin != 0) return null;
}
else {
begin += 2;
}
var end = document.cookie.indexOf(";", begin);
if (end == -1) {
end = dc.length;
}
return unescape(dc.substring(begin + prefix.length, end));
}
function disableContainerChildren(id, disable, doc) {
if (!doc) doc = document;
var container = doc.getElementById(id);
for (var i = 0; i < container.childNodes.length; i++) {
var child = container.childNodes[i];
try {
child.disabled = disable;
} catch (E) {
}
if (disable) {
if (child.className && child.className.match("button")) {
child.className = "disabledButton";
}
} else {
if (child.className && child.className.match("disabledButton")) {
child.className = "button";
}
}
}
}
function gotoPreferences() {
document.location.href = "prefs.php";
}
function gotoMain() {
document.location.href = "tt-rss.php";
}
function gotoExportOpml() {
document.location.href = "opml.php?op=Export";
}
function getActiveFeedId() {
return getCookie("ttrss_vf_actfeed");
}
function setActiveFeedId(id) {
return setCookie("ttrss_vf_actfeed", id);
}
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 label_counters_callback() {
if (xmlhttp_rpc.readyState == 4) {
if (!xmlhttp_rpc.responseXML) {
notify("label_counters_callback: backend did not return valid XML");
return;
}
var reply = xmlhttp_rpc.responseXML.firstChild;
var f_document = parent.frames["feeds-frame"].document;
for (var l = 0; l < reply.childNodes.length; l++) {
var id = reply.childNodes[l].getAttribute("id");
var ctr = reply.childNodes[l].getAttribute("counter");
var feedctr = f_document.getElementById("FEEDCTR-" + id);
var feedu = f_document.getElementById("FEEDU-" + id);
var feedr = f_document.getElementById("FEEDR-" + id);
if (feedctr && feedu && feedr) {
feedu.innerHTML = ctr;
if (ctr > 0) {
feedctr.className = "odd";
if (!feedr.className.match("Unread")) {
feedr.className = feedr.className + "Unread";
}
} else {
feedctr.className = "invisible";
feedr.className = feedr.className.replace("Unread", "");
}
}
}
}
}
function update_label_counters(feed) {
if (xmlhttp_ready(xmlhttp_rpc)) {
var query = "backend.php?op=rpc&subop=getAllCounters";
if (feed > 0) {
query = query + "&aid=" + feed;
}
xmlhttp_rpc.open("GET", query, true);
xmlhttp_rpc.onreadystatechange=label_counters_callback;
xmlhttp_rpc.send(null);
}
}
function popupHelp(tid) {
var w = window.open("backend.php?op=help&tid=" + tid,
"Popup Help",
"menubar=no,location=no,resizable=yes,scrollbars=yes,status=no");
}
/** * @(#)isNumeric.js * * Copyright (c) 2000 by Sundar Dorai-Raj
* * @author Sundar Dorai-Raj
* * Email: sdoraira@vt.edu
* * This program is free software; you can redistribute it and/or
* * modify it under the terms of the GNU General Public License
* * as published by the Free Software Foundation; either version 2
* * of the License, or (at your option) any later version,
* * provided that any use properly credits the author.
* * This program is distributed in the hope that it will be useful,
* * but WITHOUT ANY WARRANTY; without even the implied warranty of
* * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* * GNU General Public License for more details at http://www.gnu.org * * */
var numbers=".0123456789";
function isNumeric(x) {
// is x a String or a character?
if(x.length>1) {
// remove negative sign
x=Math.abs(x)+"";
for(j=0;j<x.length;j++) {
// call isNumeric recursively for each character
number=isNumeric(x.substring(j,j+1));
if(!number) return number;
}
return number;
}
else {
// if x is number return true
if(numbers.indexOf(x)>=0) return true;
return false;
}
}