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tt-rss/functions.js

1712 lines
37 KiB
JavaScript

var hotkeys_enabled = true;
var debug_mode_enabled = false;
var xmlhttp_rpc = Ajax.getTransport();
/* add method to remove element from array */
Array.prototype.remove = function(s) {
for (var i=0; i < this.length; i++) {
if (s == this[i]) this.splice(i, 1);
}
}
function browser_has_opacity() {
return navigator.userAgent.match("Gecko") != null ||
navigator.userAgent.match("Opera") != null;
}
function is_msie() {
return navigator.userAgent.match("MSIE");
}
function is_opera() {
return navigator.userAgent.match("Opera");
}
function is_khtml() {
return navigator.userAgent.match("KHTML");
}
function is_safari() {
return navigator.userAgent.match("Safari");
}
function exception_error(location, e, silent) {
var msg;
if (e.fileName) {
var base_fname = e.fileName.substring(e.fileName.lastIndexOf("/") + 1);
msg = "Exception: " + e.name + ", " + e.message +
"\nFunction: " + location + "()" +
"\nLocation: " + base_fname + ":" + e.lineNumber;
} else {
msg = "Exception: " + e + "\nFunction: " + location + "()";
}
debug("<b>EXCEPTION: " + msg + "</b>");
if (!silent) {
alert(msg);
}
}
function disableHotkeys() {
hotkeys_enabled = false;
}
function enableHotkeys() {
hotkeys_enabled = true;
}
function xmlhttp_ready(obj) {
return obj.readyState == 4 || obj.readyState == 0 || !obj.readyState;
}
function logout_callback() {
var container = document.getElementById('notify');
if (xmlhttp.readyState == 4) {
try {
var date = new Date();
var timestamp = Math.round(date.getTime() / 1000);
window.location.href = "tt-rss.php";
} catch (e) {
exception_error("logout_callback", e);
}
}
}
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();
}
}
var notify_hide_timerid = false;
function hide_notify() {
var n = document.getElementById("notify");
if (n) {
n.style.display = "none";
}
}
function notify_real(msg, no_hide, n_type) {
var n = document.getElementById("notify");
var nb = document.getElementById("notify_body");
if (!n || !nb) return;
if (notify_hide_timerid) {
window.clearTimeout(notify_hide_timerid);
}
if (msg == "") {
if (n.style.display == "block") {
notify_hide_timerid = window.setTimeout("hide_notify()", 0);
}
return;
} else {
n.style.display = "block";
}
/* types:
1 - generic
2 - progress
3 - error
4 - info
*/
if (typeof __ != 'undefined') {
msg = __(msg);
}
if (n_type == 1) {
n.className = "notify";
} else if (n_type == 2) {
n.className = "notifyProgress";
msg = "<img src='images/indicator_white.gif'> " + msg;
} else if (n_type == 3) {
n.className = "notifyError";
msg = "<img src='images/sign_excl.png'> " + msg;
} else if (n_type == 4) {
n.className = "notifyInfo";
msg = "<img src='images/sign_info.png'> " + msg;
}
// msg = "<img src='images/live_com_loading.gif'> " + msg;
nb.innerHTML = msg;
if (!no_hide) {
notify_hide_timerid = window.setTimeout("hide_notify()", 3000);
}
}
function notify(msg, no_hide) {
notify_real(msg, no_hide, 1);
}
function notify_progress(msg, no_hide) {
notify_real(msg, no_hide, 2);
}
function notify_error(msg, no_hide) {
notify_real(msg, no_hide, 3);
}
function notify_info(msg, no_hide) {
notify_real(msg, no_hide, 4);
}
function printLockingError() {
notify_info("Please wait until operation finishes.");
}
function hotkey_handler(e) {
try {
var keycode;
var shift_key = false;
try {
shift_key = e.shiftKey;
} catch (e) {
}
if (!hotkeys_enabled) return;
if (window.event) {
keycode = window.event.keyCode;
} else if (e) {
keycode = e.which;
}
if (keycode == 82) { // r
return scheduleFeedUpdate(true);
}
if (keycode == 83) { // s
return displayDlg("search", getActiveFeedId());
}
if (keycode == 85) { // u
if (getActiveFeedId()) {
return viewfeed(getActiveFeedId(), "ForceUpdate");
}
}
if (keycode == 65) { // a
return toggleDispRead();
}
var feedlist = document.getElementById('feedList');
if (keycode == 74) { // j
var feed = getActiveFeedId();
var new_feed = getRelativeFeedId(feedlist, feed, 'prev');
if (new_feed) viewfeed(new_feed, '');
}
if (keycode == 75) { // k
var feed = getActiveFeedId();
var new_feed = getRelativeFeedId(feedlist, feed, 'next');
if (new_feed) viewfeed(new_feed, '');
}
if (keycode == 78 || keycode == 40) { // n, down
if (typeof moveToPost != 'undefined') {
return moveToPost('next');
}
}
if (keycode == 80 || keycode == 38) { // p, up
if (typeof moveToPost != 'undefined') {
return moveToPost('prev');
}
}
if (keycode == 68 && shift_key) { // d
if (!debug_mode_enabled) {
document.getElementById('debug_output').style.display = 'block';
debug('debug mode activated');
} else {
document.getElementById('debug_output').style.display = 'none';
}
debug_mode_enabled = !debug_mode_enabled;
}
if (keycode == 190 && shift_key) { // >
viewFeedGoPage(1);
}
if (keycode == 188 && shift_key) { // <
viewFeedGoPage(-1);
}
if (keycode == 191 && shift_key) { // ?
viewFeedGoPage(0);
}
if (keycode == 69 && shift_key) { // e
return editFeedDlg(getActiveFeedId());
}
if (keycode == 70 && shift_key) { // f
if (getActiveFeedId()) {
return catchupCurrentFeed();
}
}
if (keycode == 80 && shift_key) { // p
if (getActiveFeedId()) {
return catchupPage();
}
}
if (typeof localHotkeyHandler != 'undefined') {
try {
return localHotkeyHandler(e);
} catch (e) {
exception_error("hotkey_handler, local:", e);
}
}
debug("KP=" + keycode);
} catch (e) {
exception_error("hotkey_handler", e);
}
}
function cleanSelectedList(element) {
var content = document.getElementById(element);
if (!document.getElementById("feedCatHolder")) {
for (i = 0; i < content.childNodes.length; i++) {
var child = content.childNodes[i];
try {
child.className = child.className.replace("Selected", "");
} catch (e) {
//
}
}
} else {
for (i = 0; i < content.childNodes.length; i++) {
var child = content.childNodes[i];
if (child.id == "feedCatHolder") {
debug(child.id);
var fcat = child.lastChild;
for (j = 0; j < fcat.childNodes.length; j++) {
var feed = fcat.childNodes[j];
feed.className = feed.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) {
var is_active = false;
if (row.className.match("Active")) {
is_active = true;
}
row.className = row.className.replace("Selected", "");
row.className = row.className.replace("Active", "");
row.className = row.className.replace("Insensitive", "");
if (is_active) {
row.className = row.className = "Active";
}
var check = document.getElementById("RCHK-" + id);
if (check) {
check.checked = true;
}
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, lifetime, path, domain, secure) {
var d = false;
if (lifetime) {
d = new Date();
d.setTime(d.getTime() + (lifetime * 1000));
}
debug("setCookie: " + name + " => " + value + ": " + d);
int_setCookie(name, value, d, path, domain, secure);
}
function int_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 delCookie(name, path, domain) {
if (getCookie(name)) {
document.cookie = name + "=" +
((path) ? ";path=" + path : "") +
((domain) ? ";domain=" + domain : "" ) +
";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}
}
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);
if (!container) {
//alert("disableContainerChildren: element " + id + " not found");
return;
}
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");
try {
debug("gAFID: " + active_feed_id);
return active_feed_id;
} catch (e) {
exception_error("getActiveFeedId", e);
}
}
function activeFeedIsCat() {
return active_feed_is_cat;
}
function setActiveFeedId(id) {
// return setCookie("ttrss_vf_actfeed", id);
try {
debug("sAFID(" + id + ")");
active_feed_id = id;
} catch (e) {
exception_error("setActiveFeedId", e);
}
}
function parse_counters(reply, scheduled_call) {
try {
var feeds_found = 0;
if (reply.firstChild && reply.firstChild.firstChild) {
debug("<b>wrong element passed to parse_counters, adjusting.</b>");
reply = reply.firstChild;
}
for (var l = 0; l < reply.childNodes.length; l++) {
if (!reply.childNodes[l] ||
typeof(reply.childNodes[l].getAttribute) == "undefined") {
// where did this come from?
continue;
}
var id = reply.childNodes[l].getAttribute("id");
var t = reply.childNodes[l].getAttribute("type");
var ctr = reply.childNodes[l].getAttribute("counter");
var error = reply.childNodes[l].getAttribute("error");
var has_img = reply.childNodes[l].getAttribute("hi");
var updated = reply.childNodes[l].getAttribute("updated");
if (id == "global-unread") {
global_unread = ctr;
updateTitle();
continue;
}
if (id == "subscribed-feeds") {
feeds_found = ctr;
continue;
}
if (t == "category") {
var catctr = document.getElementById("FCATCTR-" + id);
if (catctr) {
catctr.innerHTML = "(" + ctr + ")";
if (ctr > 0) {
catctr.className = "catCtrHasUnread";
} else {
catctr.className = "catCtrNoUnread";
}
}
continue;
}
var feedctr = document.getElementById("FEEDCTR-" + id);
var feedu = document.getElementById("FEEDU-" + id);
var feedr = document.getElementById("FEEDR-" + id);
var feed_img = document.getElementById("FIMG-" + id);
var feedlink = document.getElementById("FEEDL-" + id);
var feedupd = document.getElementById("FLUPD-" + id);
if (updated && feedlink) {
if (error) {
feedlink.title = "Error: " + error + " (" + updated + ")";
} else {
feedlink.title = "Updated: " + updated;
}
}
if (updated && feedupd) {
if (error) {
feedupd.innerHTML = updated + " (Error)";
} else {
feedupd.innerHTML = updated;
}
}
if (feedctr && feedu && feedr) {
if (feedu.innerHTML != ctr && id == getActiveFeedId() && scheduled_call) {
viewCurrentFeed();
}
feedu.innerHTML = ctr;
if (error) {
feedr.className = feedr.className.replace("feed", "error");
} else if (id > 0) {
feedr.className = feedr.className.replace("error", "feed");
}
if (ctr > 0) {
feedctr.className = "odd";
if (!feedr.className.match("Unread")) {
var is_selected = feedr.className.match("Selected");
feedr.className = feedr.className.replace("Selected", "");
feedr.className = feedr.className.replace("Unread", "");
feedr.className = feedr.className + "Unread";
if (is_selected) {
feedr.className = feedr.className + "Selected";
}
}
} else {
feedctr.className = "invisible";
feedr.className = feedr.className.replace("Unread", "");
}
}
}
hideOrShowFeeds(document, getInitParam("hide_read_feeds") == 1);
var feeds_stored = number_of_feeds;
debug("Feed counters, C: " + feeds_found + ", S:" + feeds_stored);
if (feeds_stored != feeds_found) {
number_of_feeds = feeds_found;
if (feeds_stored != 0) {
debug("Subscribed feed number changed, refreshing feedlist");
setTimeout('updateFeedList(false, false)', 50);
}
}
} catch (e) {
exception_error("parse_counters", e);
}
}
function parse_counters_reply(xmlhttp, scheduled_call) {
if (!xmlhttp.responseXML) {
notify_error("Backend did not return valid XML", true);
return;
}
var reply = xmlhttp.responseXML.firstChild;
if (!reply) {
notify_error("Backend did not return expected XML object", true);
updateTitle("");
return;
}
var error_code = false;
var error_msg = false;
if (reply.firstChild) {
error_code = reply.firstChild.getAttribute("error-code");
error_msg = reply.firstChild.getAttribute("error-msg");
}
if (!error_code) {
error_code = reply.getAttribute("error-code");
error_msg = reply.getAttribute("error-msg");
}
if (error_code && error_code != 0) {
debug("refetch_callback: got error code " + error_code);
return fatalError(error_code, error_msg);
}
var counters = reply.firstChild;
parse_counters(counters, scheduled_call);
var runtime_info = counters.nextSibling;
parse_runtime_info(runtime_info);
if (getInitParam("feeds_sort_by_unread") == 1) {
resort_feedlist();
}
hideOrShowFeeds(document, getInitParam("hide_read_feeds") == 1);
}
function all_counters_callback() {
if (xmlhttp_rpc.readyState == 4) {
try {
/* if (!xmlhttp_rpc.responseXML || !xmlhttp_rpc.responseXML.firstChild) {
debug("[all_counters_callback] backend did not return valid XML");
return;
}
debug("in all_counters_callback : " + xmlhttp_rpc.responseXML);
var reply = xmlhttp_rpc.responseXML.firstChild;
var counters = reply.firstChild;
parse_counters(counters);
var runtime = counters.nextSibling;
if (runtime) {
parse_runtime_info(runtime);
}
if (getInitParam("feeds_sort_by_unread") == 1) {
resort_feedlist();
}
hideOrShowFeeds(document, getInitParam("hide_read_feeds") == 1); */
debug("in all_counters_callback");
parse_counters_reply(xmlhttp_rpc);
} catch (e) {
exception_error("all_counters_callback", e);
}
}
}
function get_feed_entry_unread(doc, elem) {
var id = elem.id.replace("FEEDR-", "");
if (id <= 0) {
return -1;
}
try {
return parseInt(doc.getElementById("FEEDU-" + id).innerHTML);
} catch (e) {
return -1;
}
}
function resort_category(doc, node) {
debug("resort_category: " + node);
if (node.hasChildNodes() && node.firstChild.nextSibling != false) {
for (i = 0; i < node.childNodes.length; i++) {
if (node.childNodes[i].nodeName != "LI") { continue; }
if (get_feed_entry_unread(doc, node.childNodes[i]) < 0) {
continue;
}
for (j = i+1; j < node.childNodes.length; j++) {
if (node.childNodes[j].nodeName != "LI") { continue; }
var tmp_val = get_feed_entry_unread(doc, node.childNodes[i]);
var cur_val = get_feed_entry_unread(doc, node.childNodes[j]);
if (cur_val > tmp_val) {
tempnode_i = node.childNodes[i].cloneNode(true);
tempnode_j = node.childNodes[j].cloneNode(true);
node.replaceChild(tempnode_i, node.childNodes[j]);
node.replaceChild(tempnode_j, node.childNodes[i]);
}
}
}
}
}
function resort_feedlist() {
debug("resort_feedlist");
var fd = document;
if (fd.getElementById("feedCatHolder")) {
var feeds = fd.getElementById("feedList");
var child = feeds.firstChild;
while (child) {
if (child.id == "feedCatHolder") {
resort_category(fd, child.firstChild);
}
child = child.nextSibling;
}
} else {
resort_category(fd, fd.getElementById("feedList"));
}
}
function update_all_counters(feed) {
if (xmlhttp_ready(xmlhttp_rpc)) {
var query = "backend.php?op=rpc&subop=getAllCounters";
if (feed > 0) {
query = query + "&aid=" + feed;
}
if (tagsAreDisplayed()) {
query = query + "&omode=lt";
} else {
query = query + "&omode=flc";
}
debug("update_all_counters QUERY: " + query);
var date = new Date();
var timestamp = Math.round(date.getTime() / 1000);
query = query + "&ts=" + timestamp
xmlhttp_rpc.open("GET", query, true);
xmlhttp_rpc.onreadystatechange=all_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;
}
}
function hideOrShowFeeds(doc, hide) {
debug("hideOrShowFeeds: " + doc + ", " + hide);
var fd = document;
var list = fd.getElementById("feedList");
if (fd.getElementById("feedCatHolder")) {
var feeds = fd.getElementById("feedList");
var child = feeds.firstChild;
while (child) {
if (child.id == "feedCatHolder") {
hideOrShowFeedsCategory(fd, child.firstChild, hide, child.previousSibling);
}
child = child.nextSibling;
}
} else {
hideOrShowFeedsCategory(fd, fd.getElementById("feedList"), hide);
}
}
function hideOrShowFeedsCategory(doc, node, hide, cat_node) {
// debug("hideOrShowFeedsCategory: " + node + " (" + hide + ")");
var cat_unread = 0;
if (!node) {
debug("hideOrShowFeeds: passed node is null, aborting");
return;
}
if (node.hasChildNodes() && node.firstChild.nextSibling != false) {
for (i = 0; i < node.childNodes.length; i++) {
if (node.childNodes[i].nodeName != "LI") { continue; }
if (node.childNodes[i].style != undefined) {
var has_unread = (node.childNodes[i].className != "feed");
// debug(node.childNodes[i].id + " --> " + has_unread);
if (hide && !has_unread) {
node.childNodes[i].style.display = "none";
}
if (!hide) {
node.childNodes[i].style.display = "list-item";
}
if (has_unread) {
node.childNodes[i].style.display = "list-item";
cat_unread++;
}
}
}
}
if (cat_unread == 0) {
if (cat_node.style == undefined) {
debug("ERROR: supplied cat_node " + cat_node +
" has no styles. WTF?");
return;
}
if (hide) {
cat_node.style.display = "none";
} else {
cat_node.style.display = "list-item";
}
} else {
try {
cat_node.style.display = "list-item";
} catch (e) {
debug(e);
}
}
// debug("unread for category: " + cat_unread);
}
function selectTableRow(r, do_select) {
r.className = r.className.replace("Selected", "");
if (do_select) {
r.className = r.className + "Selected";
}
}
function selectTableRowById(elem_id, check_id, do_select) {
try {
var row = document.getElementById(elem_id);
if (row) {
selectTableRow(row, do_select);
}
var check = document.getElementById(check_id);
if (check) {
check.checked = do_select;
}
} catch (e) {
exception_error("selectTableRowById", e);
}
}
function selectTableRowsByIdPrefix(content_id, prefix, check_prefix, do_select,
classcheck, reset_others) {
var content = document.getElementById(content_id);
if (!content) {
alert("[selectTableRows] Element " + content_id + " not found.");
return;
}
for (i = 0; i < content.rows.length; i++) {
if (!classcheck || content.rows[i].className.match(classcheck)) {
if (content.rows[i].id.match(prefix)) {
selectTableRow(content.rows[i], do_select);
var row_id = content.rows[i].id.replace(prefix, "");
var check = document.getElementById(check_prefix + row_id);
if (check) {
check.checked = do_select;
}
} else if (reset_others) {
selectTableRow(content.rows[i], false);
var row_id = content.rows[i].id.replace(prefix, "");
var check = document.getElementById(check_prefix + row_id);
if (check) {
check.checked = false;
}
}
} else if (reset_others) {
selectTableRow(content.rows[i], false);
var row_id = content.rows[i].id.replace(prefix, "");
var check = document.getElementById(check_prefix + row_id);
if (check) {
check.checked = false;
}
}
}
}
function getSelectedTableRowIds(content_id, prefix) {
var content = document.getElementById(content_id);
if (!content) {
alert("[getSelectedTableRowIds] Element " + content_id + " not found.");
return;
}
var sel_rows = new Array();
for (i = 0; i < content.rows.length; i++) {
if (content.rows[i].id.match(prefix) &&
content.rows[i].className.match("Selected")) {
var row_id = content.rows[i].id.replace(prefix + "-", "");
sel_rows.push(row_id);
}
}
return sel_rows;
}
function toggleSelectRowById(sender, id) {
var row = document.getElementById(id);
if (sender.checked) {
if (!row.className.match("Selected")) {
row.className = row.className + "Selected";
}
} else {
if (row.className.match("Selected")) {
row.className = row.className.replace("Selected", "");
}
}
}
function toggleSelectListRow(sender) {
var parent_row = sender.parentNode;
if (sender.checked) {
if (!parent_row.className.match("Selected")) {
parent_row.className = parent_row.className + "Selected";
}
} else {
if (parent_row.className.match("Selected")) {
parent_row.className = parent_row.className.replace("Selected", "");
}
}
}
function tSR(sender) {
return toggleSelectRow(sender);
}
function toggleSelectRow(sender) {
var parent_row = sender.parentNode.parentNode;
if (sender.checked) {
if (!parent_row.className.match("Selected")) {
parent_row.className = parent_row.className + "Selected";
}
} else {
if (parent_row.className.match("Selected")) {
parent_row.className = parent_row.className.replace("Selected", "");
}
}
}
function openExternalUrl(url) {
var w = window.open(url);
}
function getRelativeFeedId(list, id, direction, unread_only) {
if (!id) {
if (direction == "next") {
for (i = 0; i < list.childNodes.length; i++) {
var child = list.childNodes[i];
if (child.id && child.id == "feedCatHolder") {
if (child.lastChild) {
var cr = getRelativeFeedId(child.firstChild, id, direction, unread_only);
if (cr) return cr;
}
} else if (child.id && child.id.match("FEEDR-")) {
return child.id.replace('FEEDR-', '');
}
}
}
// FIXME select last feed doesn't work when only unread feeds are visible
if (direction == "prev") {
for (i = list.childNodes.length-1; i >= 0; i--) {
var child = list.childNodes[i];
if (child.id == "feedCatHolder" && child.className != "invisible") {
if (child.firstChild) {
var cr = getRelativeFeedId(child.firstChild, id, direction);
if (cr) return cr;
}
} else if (child.id.match("FEEDR-")) {
if (getInitParam("hide_read_feeds") == 1) {
if (child.className != "feed") {
// alert(child.className);
return child.id.replace('FEEDR-', '');
}
} else {
return child.id.replace('FEEDR-', '');
}
}
}
}
} else {
var feed = list.ownerDocument.getElementById("FEEDR-" + id);
if (getInitParam("hide_read_feeds") == 1) {
unread_only = true;
}
if (direction == "next") {
var e = feed;
while (e) {
if (e.nextSibling) {
e = e.nextSibling;
} else if (e.parentNode.parentNode.nextSibling) {
var this_cat = e.parentNode.parentNode;
e = false;
if (this_cat && this_cat.nextSibling) {
while (!e && this_cat.nextSibling) {
this_cat = this_cat.nextSibling;
if (this_cat.id == "feedCatHolder") {
e = this_cat.firstChild.firstChild;
}
}
}
} else {
e = false;
}
if (e) {
if (!unread_only || (unread_only && e.className != "feed" &&
e.className.match("feed"))) {
if (e.parentNode.parentNode && e.parentNode.parentNode.className
!= "invisible") {
return e.id.replace("FEEDR-", "");
}
}
}
}
} else if (direction == "prev") {
var e = feed;
while (e) {
if (e.previousSibling) {
e = e.previousSibling;
} else if (e.parentNode.parentNode.previousSibling) {
var this_cat = e.parentNode.parentNode;
e = false;
if (this_cat && this_cat.previousSibling) {
while (!e && this_cat.previousSibling) {
this_cat = this_cat.previousSibling;
if (this_cat.id == "feedCatHolder") {
e = this_cat.firstChild.lastChild;
}
}
}
} else {
e = false;
}
if (e) {
if (!unread_only || (unread_only && e.className != "feed" &&
e.className.match("feed"))) {
if (e.parentNode.parentNode && e.parentNode.parentNode.className
!= "invisible") {
return e.id.replace("FEEDR-", "");
}
}
}
}
}
}
}
function showBlockElement(id, h_id) {
var elem = document.getElementById(id);
if (elem) {
elem.style.display = "block";
if (h_id) {
elem = document.getElementById(h_id);
if (elem) {
elem.style.display = "none";
}
}
} else {
alert("[showBlockElement] can't find element with id " + id);
}
}
function hideParentElement(e) {
e.parentNode.style.display = "none";
}
function dropboxSelect(e, v) {
for (i = 0; i < e.length; i++) {
if (e[i].value == v) {
e.selectedIndex = i;
break;
}
}
}
// originally stolen from http://www.11tmr.com/11tmr.nsf/d6plinks/MWHE-695L9Z
// bugfixed just a little bit :-)
function getURLParam(strParamName){
var strReturn = "";
var strHref = window.location.href;
if (strHref.indexOf("#") == strHref.length-1) {
strHref = strHref.substring(0, strHref.length-1);
}
if ( strHref.indexOf("?") > -1 ){
var strQueryString = strHref.substr(strHref.indexOf("?"));
var aQueryString = strQueryString.split("&");
for ( var iParam = 0; iParam < aQueryString.length; iParam++ ){
if (aQueryString[iParam].indexOf(strParamName + "=") > -1 ){
var aParam = aQueryString[iParam].split("=");
strReturn = aParam[1];
break;
}
}
}
return strReturn;
}
function leading_zero(p) {
var s = String(p);
if (s.length == 1) s = "0" + s;
return s;
}
function closeInfoBox(cleanup) {
if (!is_msie() && !getInitParam("infobox_disable_overlay")) {
var overlay = document.getElementById("dialog_overlay");
if (overlay) {
overlay.style.display = "none";
}
}
var box = document.getElementById('infoBox');
var shadow = document.getElementById('infoBoxShadow');
if (shadow) {
shadow.style.display = "none";
} else if (box) {
box.style.display = "none";
}
if (cleanup) box.innerHTML = "&nbsp;";
enableHotkeys();
return false;
}
function displayDlg(id, param) {
if (!xmlhttp_ready(xmlhttp)) {
printLockingError();
return
}
notify_progress("Loading, please wait...");
xmlhttp.open("GET", "backend.php?op=dlg&id=" +
param_escape(id) + "&param=" + param_escape(param), true);
xmlhttp.onreadystatechange=infobox_callback;
xmlhttp.send(null);
disableHotkeys();
return false;
}
function infobox_submit_callback() {
if (xmlhttp.readyState == 4) {
closeInfoBox();
try {
// called from prefs, reload tab
if (active_tab) {
selectTab(active_tab, false);
}
} catch (e) { }
if (xmlhttp.responseText) {
notify_info(xmlhttp.responseText);
}
}
}
function infobox_callback() {
if (xmlhttp.readyState == 4) {
if (!is_msie() && !getInitParam("infobox_disable_overlay")) {
var overlay = document.getElementById("dialog_overlay");
if (overlay) {
overlay.style.display = "block";
}
}
var box = document.getElementById('infoBox');
var shadow = document.getElementById('infoBoxShadow');
if (box) {
box.innerHTML=xmlhttp.responseText;
if (shadow) {
shadow.style.display = "block";
} else {
box.style.display = "block";
}
}
notify("");
}
}
function helpbox_callback() {
if (xmlhttp.readyState == 4) {
var box = document.getElementById('helpBox');
var shadow = document.getElementById('helpBoxShadow');
if (box) {
box.innerHTML=xmlhttp.responseText;
if (shadow) {
shadow.style.display = "block";
} else {
box.style.display = "block";
}
}
notify("");
}
}
function addFilter() {
if (!xmlhttp_ready(xmlhttp)) {
printLockingError();
return
}
var form = document.forms['filter_add_form'];
var reg_exp = form.reg_exp.value;
if (reg_exp == "") {
alert("Can't add filter: nothing to match on.");
return false;
}
var query = Form.serialize("filter_add_form");
xmlhttp.open("GET", "backend.php?" + query, true);
xmlhttp.onreadystatechange=infobox_submit_callback;
xmlhttp.send(null);
return true;
}
function toggleSubmitNotEmpty(e, submit_id) {
try {
document.getElementById(submit_id).disabled = (e.value == "")
} catch (e) {
exception_error("toggleSubmitNotEmpty", e);
}
}
function isValidURL(s) {
return s.match("http://") != null || s.match("https://") != null || s.match("feed://") != null;
}
function qaddFeed() {
if (!xmlhttp_ready(xmlhttp)) {
printLockingError();
return
}
var form = document.forms['feed_add_form'];
var feed_url = form.feed_url.value;
if (feed_url == "") {
alert("Can't subscribe: no feed URL given.");
return false;
}
notify_progress("Adding feed...");
closeInfoBox();
var feeds_doc = document;
// feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
var query = Form.serialize("feed_add_form");
debug("subscribe q: " + query);
/* xmlhttp.open("GET", "backend.php?" + query, true);
xmlhttp.onreadystatechange=dlg_frefresh_callback;
xmlhttp.send(null); */
xmlhttp.open("POST", "backend.php", true);
xmlhttp.onreadystatechange=dlg_frefresh_callback;
xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
xmlhttp.send(query);
return false;
}
function filterCR(e, f)
{
var key;
if(window.event)
key = window.event.keyCode; //IE
else
key = e.which; //firefox
if (key == 13) {
if (typeof f != 'undefined') {
f();
return false;
} else {
return false;
}
} else {
return true;
}
}
function getMainContext() {
return this.window;
}
function getFeedsContext() {
return this.window;
}
function getContentContext() {
return this.window;
}
function getHeadlinesContext() {
return this.window;
}
var debug_last_class = "even";
function debug(msg) {
if (debug_last_class == "even") {
debug_last_class = "odd";
} else {
debug_last_class = "even";
}
var c = document.getElementById('debug_output');
if (c && c.style.display == "block") {
while (c.lastChild != 'undefined' && c.childNodes.length > 100) {
c.removeChild(c.lastChild);
}
var d = new Date();
var ts = leading_zero(d.getHours()) + ":" + leading_zero(d.getMinutes()) +
":" + leading_zero(d.getSeconds());
c.innerHTML = "<li class=\"" + debug_last_class + "\"><span class=\"debugTS\">[" + ts + "]</span> " +
msg + "</li>" + c.innerHTML;
}
}
function getInitParam(key) {
return init_params[key];
}
function storeInitParam(key, value) {
debug("<b>storeInitParam is OBSOLETE: " + key + " => " + value + "</b>");
init_params[key] = value;
}
function fatalError(code, message) {
try {
if (code == 6) {
window.location.href = "tt-rss.php";
} else if (code == 5) {
window.location.href = "update.php";
} else {
var fe = document.getElementById("fatal_error");
var fc = document.getElementById("fatal_error_msg");
if (message == "") message = "Unknown error";
fc.innerHTML = "<img src='images/sign_excl.png'> " + message + " (Code " + code + ")";
fe.style.display = "block";
}
} catch (e) {
exception_error("fatalError", e);
}
}
function getFeedName(id, is_cat) {
var d = getFeedsContext().document;
var e;
if (is_cat) {
e = d.getElementById("FCATN-" + id);
} else {
e = d.getElementById("FEEDN-" + id);
}
if (e) {
return e.innerHTML.stripTags();
} else {
return null;
}
}
function viewContentUrl(url) {
getContentContext().location = url;
}
function filterDlgCheckAction(sender) {
try {
var action = sender[sender.selectedIndex].value;
var form = document.forms["filter_add_form"];
if (!form) {
form = document.forms["filter_edit_form"];
}
if (!form) {
debug("filterDlgCheckAction: can't find form!");
return;
}
var action_param = form.action_param;
if (!action_param) {
debug("filterDlgCheckAction: can't find action param!");
return;
}
// if selected action supports parameters, enable params field
if (action == 4) {
action_param.disabled = false;
} else {
action_param.disabled = true;
}
} catch (e) {
exception_error(e, "filterDlgCheckAction");
}
}
function explainError(code) {
return displayDlg("explainError", code);
}
function logoutUser() {
try {
if (xmlhttp_ready(xmlhttp_rpc)) {
notify_progress("Logging out, please wait...", true);
xmlhttp_rpc.open("GET", "backend.php?op=rpc&subop=logout", true);
xmlhttp_rpc.onreadystatechange=logout_callback;
xmlhttp_rpc.send(null);
} else {
printLockingError();
}
} catch (e) {
exception_error("logoutUser", e);
}
}
// this only searches loaded headlines list, not in CDM
function getRelativePostIds(id) {
debug("getRelativePostIds: " + id);
var ids = new Array();
var container = document.getElementById("headlinesList");
if (container) {
var rows = container.rows;
for (var i = 0; i < rows.length; i++) {
var r_id = rows[i].id.replace("RROW-", "");
if (r_id == id) {
if (i > 0) ids.push(rows[i-1].id.replace("RROW-", ""));
if (i > 1) ids.push(rows[i-2].id.replace("RROW-", ""));
if (i > 2) ids.push(rows[i-3].id.replace("RROW-", ""));
if (i < rows.length-1) ids.push(rows[i+1].id.replace("RROW-", ""));
if (i < rows.length-2) ids.push(rows[i+2].id.replace("RROW-", ""));
if (i < rows.length-3) ids.push(rows[i+3].id.replace("RROW-", ""));
return ids;
}
}
}
return false;
}