737 lines
16 KiB
JavaScript
737 lines
16 KiB
JavaScript
var last_feeds = [];
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var _active_feed_id = false;
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var _active_feed_offset = false;
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var _update_timeout = false;
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var _view_update_timeout = false;
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var _feedlist_expanded = false;
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var _update_seq = 1;
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function article_appear(article_id) {
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try {
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new Effect.Appear('A-' + article_id);
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} catch (e) {
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exception_error("article_appear", e);
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}
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}
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function catchup_feed(feed_id, callback) {
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try {
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var fn = find_feed(last_feeds, feed_id).title;
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if (confirm(__("Mark all articles in %s as read?").replace("%s", fn))) {
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var is_cat = "";
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if (feed_id < 0) is_cat = "true"; // KLUDGE
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var query = "?op=rpc&subop=catchupFeed&feed_id=" +
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feed_id + "&is_cat=" + is_cat;
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new Ajax.Request("backend.php", {
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parameters: query,
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onComplete: function(transport) {
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if (callback) callback(transport);
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update();
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} });
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}
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} catch (e) {
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exception_error("catchup_article", e);
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}
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}
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function catchup_visible_articles(callback) {
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try {
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if (confirm(__("Mark all displayed articles as read?"))) {
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var elems = $("headlines-content").getElementsByTagName("LI");
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var ids = [];
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for (var i = 0; i < elems.length; i++) {
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if (elems[i].id && elems[i].id.match("A-")) {
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ids.push(elems[i].id.replace("A-", ""));
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}
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}
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var query = "?op=rpc&subop=catchupSelected" +
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"&cmode=0&ids=" + param_escape(ids);
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new Ajax.Request("backend.php", {
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parameters: query,
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onComplete: function(transport) {
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if (callback) callback(transport);
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viewfeed(_active_feed_id, 0);
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} });
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}
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} catch (e) {
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exception_error("catchup_visible_articles", e);
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}
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}
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function catchup_article(article_id, callback) {
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try {
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var query = "?op=rpc&subop=catchupSelected" +
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"&cmode=0&ids=" + article_id;
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new Ajax.Request("backend.php", {
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parameters: query,
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onComplete: function(transport) {
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if (callback) callback(transport);
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} });
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} catch (e) {
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exception_error("catchup_article", e);
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}
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}
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function set_selected_feed(feed_id) {
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try {
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var feeds = $("feeds-content").getElementsByTagName("LI");
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for (var i = 0; i < feeds.length; i++) {
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if (feeds[i].id == "F-" + feed_id)
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feeds[i].className = "selected";
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else
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feeds[i].className = "";
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}
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_active_feed_id = feed_id;
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} catch (e) {
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exception_error("mark_selected_feed", e);
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}
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}
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function zoom(elem, article_id) {
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try {
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//alert(elem + "/" + article_id);
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elem.innerHTML = "<img src='images/indicator_tiny.gif'> " +
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__("Loading, please wait...");
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new Ajax.Request("backend.php", {
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parameters: "?op=rpc&subop=digest-get-contents&article_id=" +
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article_id,
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onComplete: function(transport) {
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fatal_error_check(transport);
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if (transport.responseXML) {
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var article = transport.responseXML.getElementsByTagName('article')[0];
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elem.innerHTML = article.firstChild.nodeValue;
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new Effect.BlindDown(elem, {duration : 0.5});
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elem.onclick = false;
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elem.style.cursor = "auto";
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} else {
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elem.innerHTML = __("Error: unable to load article.");
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}
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} });
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} catch (e) {
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exception_error("zoom", e);
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}
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}
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function load_more() {
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try {
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viewfeed(_active_feed_id, _active_feed_offset + 10);
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} catch (e) {
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exception_error("load_more", e);
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}
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}
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function update() {
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try {
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console.log('updating feeds...');
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window.clearTimeout(_update_timeout);
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new Ajax.Request("backend.php", {
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parameters: "?op=rpc&subop=digest-init",
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onComplete: function(transport) {
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fatal_error_check(transport);
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parse_feeds(transport);
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set_selected_feed(_active_feed_id);
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} });
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_update_timeout = window.setTimeout('update()', 5*1000);
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} catch (e) {
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exception_error("update", e);
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}
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}
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function remove_headline_entry(article_id) {
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try {
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var elem = $('A-' + article_id);
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if (elem) {
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elem.parentNode.removeChild(elem);
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}
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} catch (e) {
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exception_error("remove_headline_entry", e);
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}
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}
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function view_update() {
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try {
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viewfeed(_active_feed_id, _active_feed_offset, false, true);
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update();
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} catch (e) {
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exception_error("view_update", e);
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}
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}
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function view(article_id, dismiss_only) {
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try {
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remove_headline_entry(article_id);
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catchup_article(article_id,
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function() {
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window.clearTimeout(_view_update_timeout);
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_view_update_timeout = window.setTimeout("view_update()", 1000);
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});
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return dismiss_only != true;
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} catch (e) {
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exception_error("view", e);
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}
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}
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function viewfeed(feed_id, offset, replace, no_effects) {
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try {
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if (!feed_id) feed_id = _active_feed_id;
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if (!offset) {
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offset = 0;
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} else {
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offset = _active_feed_offset + offset;
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}
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if (replace == undefined) replace = (offset == 0);
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_update_seq = _update_seq + 1;
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var query = "backend.php?op=rpc&subop=digest-update&feed_id=" +
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param_escape(feed_id) + "&offset=" + offset +
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"&seq=" + _update_seq;
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console.log(query);
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var img = $("F-" + feed_id).getElementsByTagName("IMG")[0];
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img.setAttribute("orig_src", img.src);
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img.src = 'images/indicator_tiny.gif';
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new Ajax.Request("backend.php", {
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parameters: query,
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onComplete: function(transport) {
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fatal_error_check(transport);
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parse_headlines(transport, replace, no_effects);
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set_selected_feed(feed_id);
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_active_feed_offset = offset;
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img.src = img.getAttribute("orig_src");
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} });
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} catch (e) {
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exception_error("view", e);
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}
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}
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function find_article(articles, article_id) {
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try {
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for (var i = 0; i < articles.length; i++) {
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if (articles[i].id == article_id)
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return articles[i];
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}
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return false;
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} catch (e) {
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exception_error("find_article", e);
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}
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}
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function find_feed(feeds, feed_id) {
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try {
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for (var i = 0; i < feeds.length; i++) {
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if (feeds[i].id == feed_id)
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return feeds[i];
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}
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return false;
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} catch (e) {
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exception_error("find_feed", e);
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}
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}
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function get_feed_icon(feed) {
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try {
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if (feed.has_icon)
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return 'icons/' + feed.id + '.ico';
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if (feed.id == -1)
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return 'images/mark_set.png';
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if (feed.id == -2)
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return 'images/pub_set.png';
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if (feed.id == -3)
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return 'images/fresh.png';
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if (feed.id == -4)
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return 'images/tag.png';
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if (feed.id < -10)
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return 'images/label.png';
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return 'images/blank_icon.gif';
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} catch (e) {
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exception_error("get_feed_icon", e);
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}
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}
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function add_feed_entry(feed) {
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try {
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var icon_part = "";
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icon_part = "<img src='" + get_feed_icon(feed) + "'/>";
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var tmp_html = "<li id=\"F-"+feed.id+"\" " +
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"onmouseover=\"feed_mi(this)\" onmouseout=\"feed_mo(this)\">" +
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icon_part +
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"<a href=\"#\" onclick=\"viewfeed("+feed.id+")\">" + feed.title + "</a>" +
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"<div class='unread-ctr'>" +
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"<img onclick=\"catchup_feed("+feed.id+")\" title=\"" +
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__("Mark as read") +
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"\" class=\"dismiss\" style='display : none' src=\"images/digest_checkbox.png\">" +
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"<span class=\"unread\">" + feed.unread + "</span>" +
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"</div>" +
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"</li>";
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$("feeds-content").innerHTML += tmp_html;
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} catch (e) {
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exception_error("add_feed_entry", e);
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}
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}
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function add_headline_entry(article, feed, no_effects) {
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try {
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var icon_part = "";
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icon_part = "<img class='icon' src='" + get_feed_icon(feed) + "'/>";
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var mark_part = "";
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var publ_part = "";
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var tags_part = "";
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if (article.tags.length > 0) {
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tags_part = " " + __("in") + " ";
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for (var i = 0; i < Math.min(5, article.tags.length); i++) {
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tags_part += "<a href=\"#\" onclick=\"viewfeed('" +
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article.tags[i] + "')\">" +
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article.tags[i] + "</a>, ";
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}
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tags_part = tags_part.replace(/, $/, "");
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tags_part = "<span class=\"tags\">" + tags_part + "</span>";
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}
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if (article.marked)
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mark_part = "<img title='"+ __("Unstar article")+"' onclick=\"toggle_mark(this, "+article.id+")\" src='images/mark_set.png'>";
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else
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mark_part = "<img title='"+__("Star article")+"' onclick=\"toggle_mark(this, "+article.id+")\" src='images/mark_unset.png'>";
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if (article.published)
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publ_part = "<img title='"+__("Unpublish article")+"' onclick=\"toggle_pub(this, "+article.id+")\" src='images/pub_set.png'>";
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else
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publ_part = "<img title='"+__("Publish article")+"' onclick=\"toggle_pub(this, "+article.id+")\" src='images/pub_unset.png'>";
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var style = "";
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if (!no_effects) style = "style=\"display : none\"";
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if (article.excerpt.trim() == "")
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article.excerpt = __("Click to expand article.");
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var tmp_html = "<li id=\"A-"+article.id+"\" "+style+">" +
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icon_part +
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"<div class='digest-check'>" +
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mark_part +
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publ_part +
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"<img title='" + __("Mark as read") + "' onclick=\"view("+article.id+", true)\" src='images/digest_checkbox.png'>" +
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"</div>" +
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"<a target=\"_blank\" href=\""+article.link+"\""+
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"onclick=\"return view("+article.id+")\" class='title'>" +
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article.title + "</a>" +
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"<div class='body'>" +
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"<div title=\""+__("Click to expand article")+"\" onclick=\"zoom(this, "+article.id+")\" class='excerpt'>" +
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article.excerpt + "</div>" +
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"<div class='info'><a href=\#\" onclick=\"viewfeed("+feed.id+")\">" +
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feed.title + "</a> " + tags_part + " @ " +
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new Date(article.updated * 1000) + "</div>" +
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"</div></li>";
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$("headlines-content").innerHTML += tmp_html;
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if (!no_effects)
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window.setTimeout('article_appear(' + article.id + ')', 100);
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} catch (e) {
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exception_error("add_headline_entry", e);
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}
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}
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function expand_feeds() {
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try {
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_feedlist_expanded = true;
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redraw_feedlist(last_feeds);
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} catch (e) {
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exception_error("expand_feeds", e);
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}
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}
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function redraw_feedlist(feeds) {
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try {
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$('feeds-content').innerHTML = "";
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var limit = 10;
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if (_feedlist_expanded) limit = feeds.length;
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for (var i = 0; i < Math.min(limit, feeds.length); i++) {
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add_feed_entry(feeds[i]);
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}
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if (feeds.length > limit) {
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$('feeds-content').innerHTML += "<li id='F-MORE-PROMPT'>" +
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"<img src='images/blank_icon.gif'>" +
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"<a href=\"#\" onclick=\"expand_feeds()\">" +
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__("%d more...").replace("%d", feeds.length-10) +
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"</a>" + "</li>";
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}
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} catch (e) {
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exception_error("redraw_feedlist", e);
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}
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}
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function parse_feeds(transport) {
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try {
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if (!transport.responseXML) return;
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var feeds = transport.responseXML.getElementsByTagName('feeds')[0];
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if (feeds) {
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feeds = eval("(" + feeds.firstChild.nodeValue + ")");
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feeds.sort( function (a,b)
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{
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if (b.unread != a.unread)
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return (b.unread - a.unread)
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else
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if (a.title > b.title)
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return 1;
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else if (a.title < b.title)
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return -1;
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else
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return 0;
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});
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var all_articles = find_feed(feeds, -4);
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update_title(all_articles.unread);
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last_feeds = feeds;
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redraw_feedlist(feeds);
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}
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} catch (e) {
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exception_error("parse_feeds", e);
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}
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}
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function parse_headlines(transport, replace, no_effects) {
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try {
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if (!transport.responseXML) return;
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var seq = transport.responseXML.getElementsByTagName('seq')[0];
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if (seq) {
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seq = seq.firstChild.nodeValue;
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if (seq != _update_seq) {
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console.log("parse_headlines: wrong sequence received.");
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return;
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}
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} else {
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return;
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}
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var headlines = transport.responseXML.getElementsByTagName('headlines')[0];
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var headlines_title = transport.responseXML.getElementsByTagName('headlines-title')[0];
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if (headlines && headlines_title) {
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headlines = eval("(" + headlines.firstChild.nodeValue + ")");
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var title = headlines_title.firstChild.nodeValue;
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$("headlines-title").innerHTML = title;
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if (replace) {
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$('headlines-content').innerHTML = '';
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Element.hide('headlines-content');
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}
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var pr = $('H-MORE-PROMPT');
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if (pr) pr.parentNode.removeChild(pr);
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var inserted = false;
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for (var i = 0; i < headlines.length; i++) {
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if (!$('A-' + headlines[i].id)) {
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add_headline_entry(headlines[i],
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find_feed(last_feeds, headlines[i].feed_id), !no_effects);
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inserted = $("A-" + headlines[i].id);
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}
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}
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if (pr) {
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$('headlines-content').appendChild(pr);
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if (!no_effects) new Effect.ScrollTo(inserted);
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} else {
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$('headlines-content').innerHTML += "<li id='H-MORE-PROMPT'>" +
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"<div class='body'>" +
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"<a href=\"javascript:catchup_visible_articles()\">" +
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__("Mark as read") + "</a> | " +
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"<a href=\"javascript:load_more()\">" +
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__("Load more...") + "</a>" +
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"<img style=\"display : none\" "+
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"id=\"H-LOADING-IMG\" src='images/indicator_tiny.gif'>" +
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"</div></li>";
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}
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if (replace && !no_effects)
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new Effect.Appear('headlines-content', {duration : 0.3});
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//new Effect.Appear('headlines-content');
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}
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} catch (e) {
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exception_error("parse_headlines", e);
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}
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}
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function init() {
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try {
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new Ajax.Request("backend.php", {
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parameters: "backend.php?op=rpc&subop=digest-init",
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onComplete: function(transport) {
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parse_feeds(transport);
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window.setTimeout('viewfeed(-4)', 100);
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_update_timeout = window.setTimeout('update()', 5*1000);
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} });
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} catch (e) {
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exception_error("digest_init", e);
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}
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}
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function toggle_mark(mark_img, id) {
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try {
|
|
|
|
var query = "?op=rpc&id=" + id + "&subop=mark";
|
|
|
|
query = query + "&afid=" + _active_feed_id;
|
|
query = query + "&omode=c";
|
|
|
|
if (!mark_img) return;
|
|
|
|
if (mark_img.src.match("mark_unset")) {
|
|
mark_img.src = mark_img.src.replace("mark_unset", "mark_set");
|
|
mark_img.alt = __("Unstar article");
|
|
query = query + "&mark=1";
|
|
} else {
|
|
mark_img.alt = __("Please wait...");
|
|
query = query + "&mark=0";
|
|
|
|
mark_img.src = mark_img.src.replace("mark_set", "mark_unset");
|
|
mark_img.alt = __("Star article");
|
|
}
|
|
|
|
new Ajax.Request("backend.php", {
|
|
parameters: query,
|
|
onComplete: function(transport) {
|
|
update();
|
|
} });
|
|
|
|
} catch (e) {
|
|
exception_error("toggle_mark", e);
|
|
}
|
|
}
|
|
|
|
function toggle_pub(mark_img, id, note) {
|
|
|
|
try {
|
|
|
|
var query = "?op=rpc&id=" + id + "&subop=publ";
|
|
|
|
query = query + "&afid=" + _active_feed_id;
|
|
|
|
if (note != undefined) {
|
|
query = query + "¬e=" + param_escape(note);
|
|
} else {
|
|
query = query + "¬e=undefined";
|
|
}
|
|
|
|
query = query + "&omode=c";
|
|
|
|
if (!mark_img) return;
|
|
|
|
if (mark_img.src.match("pub_unset") || note != undefined) {
|
|
mark_img.src = mark_img.src.replace("pub_unset", "pub_set");
|
|
mark_img.alt = __("Unpublish article");
|
|
query = query + "&pub=1";
|
|
|
|
} else {
|
|
mark_img.alt = __("Please wait...");
|
|
query = query + "&pub=0";
|
|
|
|
mark_img.src = mark_img.src.replace("pub_set", "pub_unset");
|
|
mark_img.alt = __("Publish article");
|
|
}
|
|
|
|
new Ajax.Request("backend.php", {
|
|
parameters: query,
|
|
onComplete: function(transport) {
|
|
update();
|
|
} });
|
|
|
|
} catch (e) {
|
|
exception_error("toggle_pub", e);
|
|
}
|
|
}
|
|
|
|
function fatal_error(code, msg) {
|
|
try {
|
|
|
|
if (code == 6) {
|
|
window.location.href = "digest.php";
|
|
} else if (code == 5) {
|
|
window.location.href = "update.php";
|
|
} else {
|
|
|
|
if (msg == "") msg = "Unknown error";
|
|
|
|
console.error("Fatal error: " + code + "\n" +
|
|
msg);
|
|
|
|
}
|
|
|
|
} catch (e) {
|
|
exception_error("fatalError", e);
|
|
}
|
|
}
|
|
|
|
function fatal_error_check(transport) {
|
|
try {
|
|
if (transport.responseXML) {
|
|
var error = transport.responseXML.getElementsByTagName("error")[0];
|
|
|
|
if (error) {
|
|
var code = error.getAttribute("error-code");
|
|
var msg = error.getAttribute("error-msg");
|
|
if (code != 0) {
|
|
fatal_error(code, msg);
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
} catch (e) {
|
|
exception_error("fatal_error_check", e);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
function feed_mi(elem) {
|
|
try {
|
|
var imgs = elem.getElementsByTagName('IMG');
|
|
var spans = elem.getElementsByTagName('SPAN');
|
|
|
|
for (var i = 0; i < imgs.length; i++) {
|
|
if (imgs[i].className == "dismiss")
|
|
Element.show(imgs[i]);
|
|
}
|
|
|
|
for (var i = 0; i < spans.length; i++) {
|
|
if (spans[i].className == "unread")
|
|
Element.hide(spans[i]);
|
|
}
|
|
|
|
|
|
} catch (e) {
|
|
exception_error("feed_mi", e);
|
|
}
|
|
}
|
|
|
|
function feed_mo(elem) {
|
|
try {
|
|
var imgs = elem.getElementsByTagName('IMG');
|
|
var spans = elem.getElementsByTagName('SPAN');
|
|
|
|
for (var i = 0; i < imgs.length; i++) {
|
|
if (imgs[i].className == "dismiss")
|
|
Element.hide(imgs[i]);
|
|
}
|
|
|
|
for (var i = 0; i < spans.length; i++) {
|
|
if (spans[i].className == "unread")
|
|
Element.show(spans[i]);
|
|
}
|
|
|
|
} catch (e) {
|
|
exception_error("feed_mo", e);
|
|
}
|
|
}
|
|
|
|
function update_title(unread) {
|
|
try {
|
|
document.title = "Tiny Tiny RSS";
|
|
|
|
if (unread > 0)
|
|
document.title += " (" + unread + ")";
|
|
|
|
} catch (e) {
|
|
exception_error("update_title", e);
|
|
}
|
|
}
|
|
|