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645 lines
13 KiB
JavaScript
645 lines
13 KiB
JavaScript
var xmlhttp = false;
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var total_unread = 0;
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var first_run = true;
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var display_tags = false;
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var global_unread = -1;
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var active_title_text = "";
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var current_subtitle = "";
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var daemon_enabled = false;
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var _qfd_deleted_feed = 0;
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var firsttime_update = true;
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var last_refetch = 0;
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var cookie_lifetime = 0;
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/*@cc_on @*/
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/*@if (@_jscript_version >= 5)
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// JScript gives us Conditional compilation, we can cope with old IE versions.
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// and security blocked creation of the objects.
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try {
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xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
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} catch (e) {
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try {
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xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
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} catch (E) {
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xmlhttp = false;
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}
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}
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@end @*/
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if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
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xmlhttp = new XMLHttpRequest();
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}
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function toggleTags() {
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display_tags = !display_tags;
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var p = document.getElementById("dispSwitchPrompt");
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if (display_tags) {
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p.innerHTML = "display feeds";
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} else {
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p.innerHTML = "display tags";
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}
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updateFeedList();
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}
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function dlg_frefresh_callback() {
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if (xmlhttp.readyState == 4) {
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notify(xmlhttp.responseText);
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updateFeedList(false, false);
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if (_qfd_deleted_feed) {
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var hframe = document.getElementById("headlines-frame");
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if (hframe) {
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hframe.src = "backend.php?op=error&msg=No%20feed%20selected.";
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}
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}
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closeDlg();
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}
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}
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function hide_unread_callback() {
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if (xmlhttp.readyState == 4) {
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try {
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var reply = xmlhttp.responseXML.firstChild.firstChild;
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var value = reply.getAttribute("value");
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var hide_read_feeds = (value != "false")
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var feeds_doc = window.frames["feeds-frame"].document;
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hideOrShowFeeds(feeds_doc, hide_read_feeds);
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if (hide_read_feeds) {
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setCookie("ttrss_vf_hreadf", 1);
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} else {
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setCookie("ttrss_vf_hreadf", 0);
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}
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} catch (e) {
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exception_error("hide_unread_callback", e);
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}
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}
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}
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function refetch_callback() {
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if (xmlhttp.readyState == 4) {
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try {
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var date = new Date();
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last_refetch = date.getTime() / 1000;
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if (!xmlhttp.responseXML) {
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notify("refetch_callback: backend did not return valid XML");
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return;
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}
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var reply = xmlhttp.responseXML.firstChild;
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if (!reply) {
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notify("refetch_callback: backend did not return expected XML object");
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updateTitle("");
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return;
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}
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var error_code = reply.getAttribute("error-code");
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if (error_code && error_code != 0) {
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return fatalError(error_code, reply.getAttribute("error-msg"));
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}
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var f_document = window.frames["feeds-frame"].document;
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parse_counters(reply, f_document, window, true);
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debug("refetch_callback: done");
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if (!daemon_enabled) {
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notify("All feeds updated.");
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updateTitle("");
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} else {
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notify("");
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}
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} catch (e) {
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exception_error("refetch_callback", e);
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updateTitle("");
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}
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}
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}
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function backend_sanity_check_callback() {
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if (xmlhttp.readyState == 4) {
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try {
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if (!xmlhttp.responseXML) {
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fatalError(3, "[D001, Received reply is not XML]: " + xmlhttp.responseText);
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return;
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}
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var reply = xmlhttp.responseXML.firstChild;
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if (!reply) {
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fatalError(3, "[D002, Invalid RPC reply]: " + xmlhttp.responseText);
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return;
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}
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var error_code = reply.getAttribute("error-code");
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if (error_code && error_code != 0) {
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return fatalError(error_code, reply.getAttribute("error-msg"));
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}
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debug("sanity check ok");
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init_second_stage();
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} catch (e) {
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exception_error("backend_sanity_check_callback", e);
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}
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}
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}
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function scheduleFeedUpdate(force) {
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if (!daemon_enabled) {
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notify("Updating feeds, please wait.");
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updateTitle("Updating");
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}
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var query_str = "backend.php?op=rpc&subop=";
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if (force) {
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query_str = query_str + "forceUpdateAllFeeds";
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} else {
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query_str = query_str + "updateAllFeeds";
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}
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var omode;
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if (firsttime_update && !navigator.userAgent.match("Opera")) {
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firsttime_update = false;
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omode = "T";
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} else {
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if (display_tags) {
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omode = "t";
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} else {
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omode = "flc";
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}
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}
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query_str = query_str + "&omode=" + omode;
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query_str = query_str + "&uctr=" + global_unread;
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debug("in scheduleFeedUpdate");
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var date = new Date();
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if (!xmlhttp_ready(xmlhttp) && last_refetch < date.getTime() / 1000 - 60) {
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debug("xmlhttp seems to be stuck, aborting");
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xmlhttp.abort();
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}
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if (xmlhttp_ready(xmlhttp)) {
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xmlhttp.open("GET", query_str, true);
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xmlhttp.onreadystatechange=refetch_callback;
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xmlhttp.send(null);
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} else {
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debug("xmlhttp busy");
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printLockingError();
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}
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}
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function updateFeedList(silent, fetch) {
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// if (silent != true) {
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// notify("Loading feed list...");
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// }
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var query_str = "backend.php?op=feeds";
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if (display_tags) {
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query_str = query_str + "&tags=1";
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}
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if (getActiveFeedId()) {
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query_str = query_str + "&actid=" + getActiveFeedId();
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}
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if (navigator.userAgent.match("Opera")) {
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var date = new Date();
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var timestamp = Math.round(date.getTime() / 1000);
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query_str = query_str + "&ts=" + timestamp
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}
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if (fetch) query_str = query_str + "&fetch=yes";
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var feeds_frame = document.getElementById("feeds-frame");
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feeds_frame.src = query_str;
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}
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function catchupAllFeeds() {
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var query_str = "backend.php?op=feeds&subop=catchupAll";
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notify("Marking all feeds as read...");
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var feeds_frame = document.getElementById("feeds-frame");
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feeds_frame.src = query_str;
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global_unread = 0;
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updateTitle("");
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}
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function viewCurrentFeed(skip, subop) {
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if (getActiveFeedId()) {
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viewfeed(getActiveFeedId(), skip, subop);
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} else {
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disableContainerChildren("headlinesToolbar", false, document);
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viewfeed(-1, skip, subop); // FIXME
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}
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}
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function viewfeed(feed, skip, subop) {
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var f = window.frames["feeds-frame"];
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f.viewfeed(feed, skip, subop);
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}
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function timeout() {
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scheduleFeedUpdate(false);
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var refresh_time = getCookie('ttrss_vf_refresh');
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if (!refresh_time) refresh_time = 600;
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setTimeout("timeout()", refresh_time*1000);
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}
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function resetSearch() {
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var searchbox = document.getElementById("searchbox")
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if (searchbox.value != "" && getActiveFeedId()) {
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searchbox.value = "";
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viewfeed(getActiveFeedId(), 0, "");
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}
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}
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function search() {
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closeDlg();
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viewCurrentFeed(0, "");
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}
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function localPiggieFunction(enable) {
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if (enable) {
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var query_str = "backend.php?op=feeds&subop=piggie";
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if (xmlhttp_ready(xmlhttp)) {
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xmlhttp.open("GET", query_str, true);
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xmlhttp.onreadystatechange=feedlist_callback;
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xmlhttp.send(null);
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}
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}
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}
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function localHotkeyHandler(keycode) {
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if (keycode == 82) { // r
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return scheduleFeedUpdate(true);
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}
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if (keycode == 85) { // u
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if (getActiveFeedId()) {
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return viewfeed(getActiveFeedId(), 0, "ForceUpdate");
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}
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}
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if (keycode == 65) { // a
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return toggleDispRead();
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}
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var f_doc = window.frames["feeds-frame"].document;
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var feedlist = f_doc.getElementById('feedList');
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if (keycode == 74) { // j
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var feed = getActiveFeedId();
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var new_feed = getRelativeFeedId(feedlist, feed, 'prev');
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if (new_feed) viewfeed(new_feed, 0, '');
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}
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if (keycode == 75) { // k
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var feed = getActiveFeedId();
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var new_feed = getRelativeFeedId(feedlist, feed, 'next');
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if (new_feed) viewfeed(new_feed, 0, '');
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}
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// notify("KC: " + keycode);
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}
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// if argument is undefined, current subtitle is not updated
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// use blank string to clear subtitle
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function updateTitle(s) {
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var tmp = "Tiny Tiny RSS";
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if (s != undefined) {
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current_subtitle = s;
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}
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if (global_unread > 0) {
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tmp = tmp + " (" + global_unread + ")";
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}
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if (current_subtitle) {
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tmp = tmp + " - " + current_subtitle;
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}
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if (active_title_text.length > 0) {
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tmp = tmp + " > " + active_title_text;
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}
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document.title = tmp;
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}
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function genericSanityCheck() {
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if (!xmlhttp) fatalError(1);
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setCookie("ttrss_vf_test", "TEST");
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if (getCookie("ttrss_vf_test") != "TEST") {
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fatalError(2);
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}
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return true;
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}
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function init() {
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try {
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// this whole shebang is based on http://www.birnamdesigns.com/misc/busted2.html
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if (arguments.callee.done) return;
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arguments.callee.done = true;
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disableContainerChildren("headlinesToolbar", true);
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if (!genericSanityCheck())
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return;
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if (getURLParam('debug')) {
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document.getElementById('debug_output').style.display = 'block';
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debug('debug mode activated');
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}
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xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
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xmlhttp.onreadystatechange=backend_sanity_check_callback;
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xmlhttp.send(null);
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} catch (e) {
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exception_error("init", e);
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}
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}
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function resize_feeds_frame() {
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var f = document.getElementById("feeds-frame");
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var tf = document.getElementById("mainFooter");
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var th = document.getElementById("mainHeader");
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f.style.height = document.body.scrollHeight - tf.scrollHeight -
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th.scrollHeight - 50 + "px";
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}
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function init_second_stage() {
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try {
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cookie_lifetime = getCookie("ttrss_cltime");
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delCookie("ttrss_vf_test");
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setCookie("ttrss_vf_actfeed", "");
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updateFeedList(false, false);
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document.onkeydown = hotkey_handler;
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var viewbox = document.getElementById("viewbox");
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var limitbox = document.getElementById("limitbox");
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dropboxSelect(viewbox, getCookie("ttrss_vf_vmode"));
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dropboxSelect(limitbox, getCookie("ttrss_vf_limit"));
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daemon_enabled = getCookie("ttrss_vf_daemon");
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// FIXME should be callled after window resize
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if (navigator.userAgent.match("Opera")) {
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resize_feeds_frame();
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/* // fix headlines frame height for Opera
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var h = document.getElementById("headlines");
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var c = document.getElementById("content");
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var nh = document.body.scrollHeight * 0.25;
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h.style.height = nh + "px";
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c.style.height = c.scrollHeight - nh + "px"; */
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}
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debug("second stage ok");
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} catch (e) {
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exception_error("init_second_stage", e);
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}
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}
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function quickMenuChange() {
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var chooser = document.getElementById("quickMenuChooser");
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var opid = chooser[chooser.selectedIndex].id;
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chooser.selectedIndex = 0;
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quickMenuGo(opid);
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}
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function quickMenuGo(opid) {
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try {
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if (opid == "qmcPrefs") {
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gotoPreferences();
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}
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if (opid == "qmcSearch") {
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displayDlg("search", getActiveFeedId());
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return;
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}
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if (opid == "qmcAddFeed") {
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displayDlg("quickAddFeed");
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return;
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}
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if (opid == "qmcRemoveFeed") {
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var actid = getActiveFeedId();
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if (!actid) {
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notify("Please select some feed first.");
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return;
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}
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if (confirm("Remove current feed?")) {
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qfdDelete(actid);
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}
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return;
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}
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if (opid == "qmcUpdateFeeds") {
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scheduleFeedUpdate(true);
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return;
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}
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if (opid == "qmcCatchupAll") {
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catchupAllFeeds();
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return;
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}
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if (opid == "qmcShowOnlyUnread") {
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toggleDispRead();
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return;
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}
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if (opid == "qmcAddFilter") {
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displayDlg("quickAddFilter", getActiveFeedId());
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}
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} catch (e) {
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exception_error("quickMenuGo", e);
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}
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}
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function qafAdd() {
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if (!xmlhttp_ready(xmlhttp)) {
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printLockingError();
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return
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}
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var link = document.getElementById("qafInput");
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if (link.value.length == 0) {
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alert("Error: No feed URL given.");
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} else if (link.value.match("http://") == null &&
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link.value.match("https://") == null) {
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alert("Error: Invalid feed URL.");
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} else {
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notify("Adding feed...");
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closeInfoBox();
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var cat = document.getElementById("qafCat");
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var cat_id = "";
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if (cat) {
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cat_id = cat[cat.selectedIndex].id;
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} else {
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cat_id = 0;
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}
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var feeds_doc = window.frames["feeds-frame"].document;
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feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
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xmlhttp.open("GET", "backend.php?op=pref-feeds&quiet=1&subop=add&link=" +
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param_escape(link.value) + "&cid=" + param_escape(cat_id), true);
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xmlhttp.onreadystatechange=dlg_frefresh_callback;
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xmlhttp.send(null);
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link.value = "";
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}
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}
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function qfdDelete(feed_id) {
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notify("Removing feed...");
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if (!xmlhttp_ready(xmlhttp)) {
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printLockingError();
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return
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}
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// var feeds_doc = window.frames["feeds-frame"].document;
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// feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
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_qfd_deleted_feed = feed_id;
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xmlhttp.open("GET", "backend.php?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id);
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xmlhttp.onreadystatechange=dlg_frefresh_callback;
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xmlhttp.send(null);
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}
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function updateFeedTitle(t) {
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active_title_text = t;
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updateTitle();
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}
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function toggleDispRead() {
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try {
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if (!xmlhttp_ready(xmlhttp)) {
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printLockingError();
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return
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}
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var hide_read_feeds = (getCookie("ttrss_vf_hreadf") == 1);
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hide_read_feeds = !hide_read_feeds;
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var query = "backend.php?op=rpc&subop=setpref" +
|
|
"&key=HIDE_READ_FEEDS&value=" + param_escape(hide_read_feeds);
|
|
|
|
xmlhttp.open("GET", query);
|
|
xmlhttp.onreadystatechange=hide_unread_callback;
|
|
xmlhttp.send(null);
|
|
|
|
} catch (e) {
|
|
exception_error("toggleDispRead", e);
|
|
}
|
|
}
|
|
|
|
function debug(msg) {
|
|
var c = document.getElementById('debug_output');
|
|
if (c && c.style.display == "block") {
|
|
while (c.lastChild != 'undefined' && c.childNodes.length > 20) {
|
|
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>[" + ts + "] " + msg + "</li>" + c.innerHTML;
|
|
}
|
|
}
|
|
|
|
function fatalError(code, message) {
|
|
try {
|
|
var fe = document.getElementById("fatal_error");
|
|
var fc = document.getElementById("fatal_error_msg");
|
|
|
|
fc.innerHTML = "Code " + code + ": " + message;
|
|
|
|
fe.style.display = "block";
|
|
|
|
} catch (e) {
|
|
exception_error("fatalError", e);
|
|
}
|
|
}
|