var last_feeds = []; var init_params = {}; var db = false; var store = false; var _active_feed_id = false; var _active_feed_offset = false; var _update_timeout = false; var _view_update_timeout = false; var _feedlist_expanded = false; var _update_seq = 1; function article_appear(article_id) { try { new Effect.Appear('A-' + article_id); } catch (e) { exception_error("article_appear", e); } } function catchup_feed(feed_id, callback) { try { var fn = find_feed(last_feeds, feed_id).title; if (confirm(__("Mark all articles in %s as read?").replace("%s", fn))) { var is_cat = ""; if (feed_id < 0) is_cat = "true"; // KLUDGE var query = "?op=rpc&subop=catchupFeed&feed_id=" + feed_id + "&is_cat=" + is_cat; new Ajax.Request("backend.php", { parameters: query, onComplete: function(transport) { if (callback) callback(transport); update(); } }); } } catch (e) { exception_error("catchup_article", e); } } function get_visible_article_ids() { try { var elems = $("headlines-content").getElementsByTagName("LI"); var ids = []; for (var i = 0; i < elems.length; i++) { if (elems[i].id && elems[i].id.match("A-")) { ids.push(elems[i].id.replace("A-", "")); } } return ids; } catch (e) { exception_error("get_visible_article_ids", e); } } function catchup_visible_articles(callback) { try { var ids = get_visible_article_ids(); if (confirm(__("Mark %d displayed articles as read?").replace("%d", ids.length))) { var query = "?op=rpc&subop=catchupSelected" + "&cmode=0&ids=" + param_escape(ids); new Ajax.Request("backend.php", { parameters: query, onComplete: function(transport) { if (callback) callback(transport); viewfeed(_active_feed_id, 0); } }); } } catch (e) { exception_error("catchup_visible_articles", e); } } function catchup_article(article_id, callback) { try { var query = "?op=rpc&subop=catchupSelected" + "&cmode=0&ids=" + article_id; new Ajax.Request("backend.php", { parameters: query, onComplete: function(transport) { if (callback) callback(transport); } }); } catch (e) { exception_error("catchup_article", e); } } function set_selected_feed(feed_id) { try { var feeds = $("feeds-content").getElementsByTagName("LI"); for (var i = 0; i < feeds.length; i++) { if (feeds[i].id == "F-" + feed_id) feeds[i].className = "selected"; else feeds[i].className = ""; } _active_feed_id = feed_id; } catch (e) { exception_error("mark_selected_feed", e); } } function zoom(elem, article_id) { try { //alert(elem + "/" + article_id); elem.innerHTML = "<img src='images/indicator_tiny.gif'> " + __("Loading, please wait..."); new Ajax.Request("backend.php", { parameters: "?op=rpc&subop=digest-get-contents&article_id=" + article_id, onComplete: function(transport) { fatal_error_check(transport); if (transport.responseXML) { var article = transport.responseXML.getElementsByTagName('article')[0]; elem.innerHTML = article.firstChild.nodeValue; new Effect.BlindDown(elem, {duration : 0.5}); elem.onclick = false; elem.style.cursor = "auto"; catchup_article(article_id, function() { window.clearTimeout(_view_update_timeout); _view_update_timeout = window.setTimeout("view_update()", 500); $("A-" + article_id).className = "read"; }); } else { elem.innerHTML = __("Error: unable to load article."); } } }); } catch (e) { exception_error("zoom", e); } } function load_more() { try { var pr = $("H-LOADING-IMG"); if (pr) Element.show(pr); viewfeed(_active_feed_id, _active_feed_offset + 10, false, false, true, function() { var pr = $("H-LOADING-IMG"); if (pr) Element.hide(pr); }); } catch (e) { exception_error("load_more", e); } } function update(callback) { try { console.log('updating feeds...'); window.clearTimeout(_update_timeout); new Ajax.Request("backend.php", { parameters: "?op=rpc&subop=digest-init", onComplete: function(transport) { fatal_error_check(transport); parse_feeds(transport); set_selected_feed(_active_feed_id); if (callback) callback(transport); } }); _update_timeout = window.setTimeout('update()', 5*1000); } catch (e) { exception_error("update", e); } } function remove_headline_entry(article_id) { try { var elem = $('A-' + article_id); if (elem) { elem.parentNode.removeChild(elem); } } catch (e) { exception_error("remove_headline_entry", e); } } function view_update() { try { viewfeed(_active_feed_id, _active_feed_offset, false, true, true); update(); } catch (e) { exception_error("view_update", e); } } function view(article_id, dismiss_only) { try { remove_headline_entry(article_id); catchup_article(article_id, function() { window.clearTimeout(_view_update_timeout); _view_update_timeout = window.setTimeout("view_update()", 500); }); return dismiss_only != true; } catch (e) { exception_error("view", e); } } function viewfeed(feed_id, offset, replace, no_effects, no_indicator, callback) { try { if (!feed_id) feed_id = _active_feed_id; if (!offset) { offset = 0; } else { offset = _active_feed_offset + offset; } if (replace == undefined) replace = (offset == 0); _update_seq = _update_seq + 1; var query = "backend.php?op=rpc&subop=digest-update&feed_id=" + param_escape(feed_id) + "&offset=" + offset + "&seq=" + _update_seq; console.log(query); if ($("F-" + feed_id)) { var img = $("F-" + feed_id).getElementsByTagName("IMG")[0]; if (img && !no_indicator) { img.setAttribute("orig_src", img.src); img.src = 'images/indicator_tiny.gif'; } } new Ajax.Request("backend.php", { parameters: query, onComplete: function(transport) { Element.hide("overlay"); fatal_error_check(transport); parse_headlines(transport, replace, no_effects); set_selected_feed(feed_id); _active_feed_offset = offset; if (img && !no_indicator) img.src = img.getAttribute("orig_src"); if (callback) callback(transport); } }); } catch (e) { exception_error("view", e); } } function find_article(articles, article_id) { try { for (var i = 0; i < articles.length; i++) { if (articles[i].id == article_id) return articles[i]; } return false; } catch (e) { exception_error("find_article", e); } } function find_feed(feeds, feed_id) { try { for (var i = 0; i < feeds.length; i++) { if (feeds[i].id == feed_id) return feeds[i]; } return false; } catch (e) { exception_error("find_feed", e); } } function get_feed_icon(feed) { try { if (feed.has_icon) return getInitParam('icons_url') + "/" + feed.id + '.ico'; if (feed.id == -1) return 'images/mark_set.png'; if (feed.id == -2) return 'images/pub_set.png'; if (feed.id == -3) return 'images/fresh.png'; if (feed.id == -4) return 'images/tag.png'; if (feed.id < -10) return 'images/label.png'; return 'images/blank_icon.gif'; } catch (e) { exception_error("get_feed_icon", e); } } function add_feed_entry(feed) { try { var icon_part = ""; icon_part = "<img src='" + get_feed_icon(feed) + "'/>"; var tmp_html = "<li id=\"F-"+feed.id+"\" " + "onmouseover=\"feed_mi(this)\" onmouseout=\"feed_mo(this)\">" + icon_part + "<a href=\"#\" onclick=\"viewfeed("+feed.id+")\">" + feed.title + "</a>" + "<div class='unread-ctr'>" + "<img onclick=\"catchup_feed("+feed.id+")\" title=\"" + __("Mark as read") + "\" class=\"dismiss\" style='display : none' src=\"images/digest_checkbox.png\">" + "<span class=\"unread\">" + feed.unread + "</span>" + "</div>" + "</li>"; $("feeds-content").innerHTML += tmp_html; } catch (e) { exception_error("add_feed_entry", e); } } function add_headline_entry(article, feed, no_effects) { try { var icon_part = ""; icon_part = "<img class='icon' src='" + get_feed_icon(feed) + "'/>"; var mark_part = ""; var publ_part = ""; var tags_part = ""; if (article.tags.length > 0) { tags_part = " " + __("in") + " "; for (var i = 0; i < Math.min(5, article.tags.length); i++) { tags_part += "<a href=\"#\" onclick=\"viewfeed('" + article.tags[i] + "')\">" + article.tags[i] + "</a>, "; } tags_part = tags_part.replace(/, $/, ""); tags_part = "<span class=\"tags\">" + tags_part + "</span>"; } if (article.marked) mark_part = "<img title='"+ __("Unstar article")+"' onclick=\"toggle_mark(this, "+article.id+")\" src='images/mark_set.png'>"; else mark_part = "<img title='"+__("Star article")+"' onclick=\"toggle_mark(this, "+article.id+")\" src='images/mark_unset.png'>"; if (article.published) publ_part = "<img title='"+__("Unpublish article")+"' onclick=\"toggle_pub(this, "+article.id+")\" src='images/pub_set.png'>"; else publ_part = "<img title='"+__("Publish article")+"' onclick=\"toggle_pub(this, "+article.id+")\" src='images/pub_unset.png'>"; var style = ""; if (!no_effects) style = "style=\"display : none\""; if (article.excerpt.trim() == "") article.excerpt = __("Click to expand article."); var li_class = "unread"; var fresh_max = getInitParam("fresh_article_max_age") * 60 * 60; var d = new Date(); if (d.getTime() / 1000 - article.updated < fresh_max) li_class = "fresh"; var tmp_html = "<li id=\"A-"+article.id+"\" "+style+" class=\""+li_class+"\">" + icon_part + "<div class='digest-check'>" + mark_part + publ_part + "<img title='" + __("Mark as read") + "' onclick=\"view("+article.id+", true)\" src='images/digest_checkbox.png'>" + "</div>" + "<a target=\"_blank\" href=\""+article.link+"\""+ "onclick=\"return view("+article.id+")\" class='title'>" + article.title + "</a>" + "<div class='body'>" + "<div title=\""+__("Click to expand article")+"\" onclick=\"zoom(this, "+article.id+")\" class='excerpt'>" + article.excerpt + "</div>" + "<div class='info'><a href=\#\" onclick=\"viewfeed("+feed.id+")\">" + feed.title + "</a> " + tags_part + " @ " + new Date(article.updated * 1000) + "</div>" + "</div></li>"; $("headlines-content").innerHTML += tmp_html; if (!no_effects) window.setTimeout('article_appear(' + article.id + ')', 100); } catch (e) { exception_error("add_headline_entry", e); } } function expand_feeds() { try { _feedlist_expanded = true; redraw_feedlist(last_feeds); } catch (e) { exception_error("expand_feeds", e); } } function redraw_feedlist(feeds) { try { $('feeds-content').innerHTML = ""; var limit = 10; if (_feedlist_expanded) limit = feeds.length; for (var i = 0; i < Math.min(limit, feeds.length); i++) { add_feed_entry(feeds[i]); } if (feeds.length > limit) { $('feeds-content').innerHTML += "<li id='F-MORE-PROMPT'>" + "<img src='images/blank_icon.gif'>" + "<a href=\"#\" onclick=\"expand_feeds()\">" + __("%d more...").replace("%d", feeds.length-10) + "</a>" + "</li>"; } } catch (e) { exception_error("redraw_feedlist", e); } } function parse_feeds(transport) { try { if (!transport.responseXML) return; var feeds = transport.responseXML.getElementsByTagName('feeds')[0]; if (feeds) { feeds = eval("(" + feeds.firstChild.nodeValue + ")"); feeds.sort( function (a,b) { if (b.unread != a.unread) return (b.unread - a.unread) else if (a.title > b.title) return 1; else if (a.title < b.title) return -1; else return 0; }); var all_articles = find_feed(feeds, -4); update_title(all_articles.unread); last_feeds = feeds; redraw_feedlist(feeds); } } catch (e) { exception_error("parse_feeds", e); } } function parse_headlines(transport, replace, no_effects) { try { if (!transport.responseXML) return; var seq = transport.responseXML.getElementsByTagName('seq')[0]; if (seq) { seq = seq.firstChild.nodeValue; if (seq != _update_seq) { console.log("parse_headlines: wrong sequence received."); return; } } else { return; } var headlines = transport.responseXML.getElementsByTagName('headlines')[0]; var headlines_title = transport.responseXML.getElementsByTagName('headlines-title')[0]; if (headlines && headlines_title) { headlines = eval("(" + headlines.firstChild.nodeValue + ")"); var title = headlines_title.firstChild.nodeValue; $("headlines-title").innerHTML = title; if (replace) { $('headlines-content').innerHTML = ''; Element.hide('headlines-content'); } var pr = $('H-MORE-PROMPT'); if (pr) pr.parentNode.removeChild(pr); var inserted = false; for (var i = 0; i < headlines.length; i++) { if (!$('A-' + headlines[i].id)) { add_headline_entry(headlines[i], find_feed(last_feeds, headlines[i].feed_id), !no_effects); inserted = $("A-" + headlines[i].id); } } var ids = get_visible_article_ids(); if (ids.length > 0) { if (pr) { $('headlines-content').appendChild(pr); if (!no_effects) new Effect.ScrollTo(inserted); } else { $('headlines-content').innerHTML += "<li id='H-MORE-PROMPT'>" + "<div class='body'>" + "<a href=\"javascript:catchup_visible_articles()\">" + __("Mark as read") + "</a> | " + "<a href=\"javascript:load_more()\">" + __("Load more...") + "</a>" + "<img style=\"display : none\" "+ "id=\"H-LOADING-IMG\" src='images/indicator_tiny.gif'>" + "</div></li>"; } } else { // FIXME : display some kind of "nothing to see here" prompt here } if (replace && !no_effects) new Effect.Appear('headlines-content', {duration : 0.3}); //new Effect.Appear('headlines-content'); } } catch (e) { exception_error("parse_headlines", e); } } function init_second_stage() { try { new Ajax.Request("backend.php", { parameters: "backend.php?op=rpc&subop=digest-init", onComplete: function(transport) { parse_feeds(transport); window.setTimeout('viewfeed(-4)', 100); _update_timeout = window.setTimeout('update()', 5*1000); } }); } catch (e) { exception_error("init_second_stage", e); } } function init() { try { new Ajax.Request("backend.php", { parameters: "?op=rpc&subop=sanityCheck", onComplete: function(transport) { backend_sanity_check_callback(transport); } }); } catch (e) { exception_error("digest_init", e); } } function toggle_mark(mark_img, id) { 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); } }