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path: root/js/digest.js
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Diffstat (limited to 'js/digest.js')
-rw-r--r--js/digest.js841
1 files changed, 841 insertions, 0 deletions
diff --git a/js/digest.js b/js/digest.js
new file mode 100644
index 000000000..7dba6d36e
--- /dev/null
+++ b/js/digest.js
@@ -0,0 +1,841 @@
+var last_feeds = [];
+var init_params = {};
+
+var _active_feed_id = 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_article(article_id) {
+ try {
+ $$("#headlines-content > li[id*=A-]").each(function(article) {
+ var id = article.id.replace("A-", "");
+
+ var cb = article.getElementsByTagName("INPUT")[0];
+
+ if (id == article_id) {
+ article.addClassName("selected");
+ cb.checked = true;
+ } else {
+ article.removeClassName("selected");
+ cb.checked = false;
+ }
+
+ });
+
+ } catch (e) {
+ exception_error("mark_selected_feed", e);
+ }
+}
+
+
+function set_selected_feed(feed_id) {
+ try {
+ var feeds = $("feeds-content").getElementsByTagName("LI");
+
+ for (var i = 0; i < feeds.length; i++) {
+ if (feeds[i].id == "F-" + feed_id)
+ feeds[i].className = "selected";
+ else
+ feeds[i].className = "";
+ }
+
+ _active_feed_id = feed_id;
+
+ } catch (e) {
+ exception_error("mark_selected_feed", e);
+ }
+}
+
+function load_more() {
+ try {
+ var pr = $("H-LOADING-IMG");
+
+ if (pr) Element.show(pr);
+
+ var offset = $$("#headlines-content > li[id*=A-][class*=fresh],li[id*=A-][class*=unread]").length;
+
+ viewfeed(false, offset, 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) {
+ try {
+ $("content").addClassName("move");
+
+ var a = $("A-" + article_id);
+ var h = $("headlines");
+
+ setTimeout(function() {
+ // below or above viewport, reposition headline
+ if (a.offsetTop > h.scrollTop + h.offsetHeight || a.offsetTop+a.offsetHeight < h.scrollTop+a.offsetHeight)
+ h.scrollTop = a.offsetTop - (h.offsetHeight/2 - a.offsetHeight/2);
+ }, 500);
+
+ new Ajax.Request("backend.php", {
+ parameters: "?op=rpc&subop=digest-get-contents&article_id=" +
+ article_id,
+ onComplete: function(transport) {
+ fatal_error_check(transport);
+
+ var reply = JSON.parse(transport.responseText);
+
+ if (reply) {
+ var article = reply['article'];
+
+ 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 += article.tags[i] + ", ";
+ }
+
+ 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 tmp = "<div id=\"toolbar\">" +
+ "<a target=\"_blank\" href=\""+article.url+"\">" + __("Original article") + "</a>" +
+ "<div style=\"float : right\"><a href=\"#\" onclick=\"close_article()\">" +
+ __("Close this panel") + "</a></div></div>" +
+ "<div id=\"inner\">" +
+ "<div id=\"ops\">" +
+ mark_part +
+ publ_part +
+ "</div>" +
+ "<h1>" + article.title + "</h1>" +
+ "<div id=\"tags\">" +
+ tags_part +
+ "</div>" +
+ article.content + "</div>";
+
+ $("article-content").innerHTML = tmp;
+ $("article").addClassName("visible");
+
+ set_selected_article(article.id);
+
+ catchup_article(article_id,
+ function() {
+ $("A-" + article_id).addClassName("read");
+ });
+
+ } else {
+ elem.innerHTML = __("Error: unable to load article.");
+ }
+ }
+ });
+
+
+ return false;
+ } catch (e) {
+ exception_error("view", e);
+ }
+}
+
+function close_article() {
+ $("content").removeClassName("move");
+ $("article").removeClassName("visible");
+}
+
+function viewfeed(feed_id, offset, replace, no_effects, no_indicator, callback) {
+ try {
+
+ if (!feed_id) feed_id = _active_feed_id;
+ if (offset == undefined) offset = 0;
+ if (replace == undefined) replace = (offset == 0);
+
+ _update_seq = _update_seq + 1;
+
+ if (!offset) $("headlines").scrollTop = 0;
+
+ var query = "backend.php?op=rpc&subop=digest-update&feed_id=" +
+ param_escape(feed_id) + "&offset=" + offset +
+ "&seq=" + _update_seq;
+
+ console.log(query);
+
+ var img = false;
+
+ if ($("F-" + feed_id)) {
+ 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+"\" onclick=\"viewfeed("+feed.id+")\">" +
+ icon_part + feed.title +
+ "<div class='unread-ctr'>" + "<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 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";
+
+ //"<img title='" + __("Share on Twitter") + "' onclick=\"tweet_article("+article.id+", true)\" src='images/art-tweet.png'>" +
+
+ //"<img title='" + __("Mark as read") + "' onclick=\"view("+article.id+", true)\" src='images/digest_checkbox.png'>" +
+
+ var checkbox_part = "<input type=\"checkbox\" class=\"cb\" onclick=\"toggle_select_article(this)\"/>";
+
+ var date = new Date(article.updated * 1000);
+
+ var date_part = date.toString().substring(0,21);
+
+ var tmp_html = "<li id=\"A-"+article.id+"\" "+style+" class=\""+li_class+"\">" +
+ checkbox_part +
+ icon_part +
+ "<a target=\"_blank\" href=\""+article.link+"\""+
+ "onclick=\"return view("+article.id+")\" class='title'>" +
+ article.title + "</a>" +
+ "<div class='body'>" +
+ "<div onclick=\"view("+article.id+")\" class='excerpt'>" +
+ article.excerpt + "</div>" +
+ "<div class='info'>";
+
+/* tmp_html += "<a href=\#\" onclick=\"viewfeed("+feed.id+")\">" +
+ feed.title + "</a> " + " @ "; */
+
+ tmp_html += date_part + "</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>";
+ }
+
+ if (feeds.length == 0) {
+ $('feeds-content').innerHTML =
+ "<div class='insensitive' style='text-align : center'>" +
+ __("No unread feeds.") + "</div>";
+ }
+
+ if (_active_feed_id)
+ set_selected_feed(_active_feed_id);
+
+ } catch (e) {
+ exception_error("redraw_feedlist", e);
+ }
+}
+
+function parse_feeds(transport) {
+ try {
+ var reply = JSON.parse(transport.responseText);
+
+ if (!reply) return;
+
+ var feeds = reply['feeds'];
+
+ if (feeds) {
+
+ 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 {
+ var reply = JSON.parse(transport.responseText);
+ if (!reply) return;
+
+ var seq = reply['seq'];
+
+ if (seq) {
+ if (seq != _update_seq) {
+ console.log("parse_headlines: wrong sequence received.");
+ return;
+ }
+ } else {
+ return;
+ }
+
+ var headlines = reply['headlines']['content'];
+ var headlines_title = reply['headlines']['title'];
+
+ if (headlines && headlines_title) {
+
+ if (replace) {
+ $('headlines-content').innerHTML = '';
+ }
+
+ 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);
+
+ }
+ }
+
+ console.log(inserted.id);
+
+ var ids = get_visible_article_ids();
+
+ if (ids.length > 0) {
+ if (pr) {
+ $('headlines-content').appendChild(pr);
+
+ } else {
+ $('headlines-content').innerHTML += "<li id='H-MORE-PROMPT'>" +
+ "<div class='body'>" +
+ "<a href=\"#\" onclick=\"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);
+ Element.hide("overlay");
+
+ window.setTimeout('viewfeed(-4)', 100);
+ _update_timeout = window.setTimeout('update()', 5*1000);
+ } });
+
+ } catch (e) {
+ exception_error("init_second_stage", e);
+ }
+}
+
+function init() {
+ try {
+ dojo.require("dijit.Dialog");
+
+ 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(img, id) {
+
+ try {
+
+ var query = "?op=rpc&id=" + id + "&subop=mark";
+
+ if (!img) return;
+
+ if (img.src.match("mark_unset")) {
+ img.src = img.src.replace("mark_unset", "mark_set");
+ img.alt = __("Unstar article");
+ query = query + "&mark=1";
+ } else {
+ img.src = img.src.replace("mark_set", "mark_unset");
+ img.alt = __("Star article");
+ query = query + "&mark=0";
+ }
+
+ new Ajax.Request("backend.php", {
+ parameters: query,
+ onComplete: function(transport) {
+ update();
+ } });
+
+ } catch (e) {
+ exception_error("toggle_mark", e);
+ }
+}
+
+function toggle_pub(img, id, note) {
+
+ try {
+
+ var query = "?op=rpc&id=" + id + "&subop=publ";
+
+ if (note != undefined) {
+ query = query + "&note=" + param_escape(note);
+ } else {
+ query = query + "&note=undefined";
+ }
+
+ if (!img) return;
+
+ if (img.src.match("pub_unset") || note != undefined) {
+ img.src = img.src.replace("pub_unset", "pub_set");
+ img.alt = __("Unpublish article");
+ query = query + "&pub=1";
+
+ } else {
+ img.src = img.src.replace("pub_set", "pub_unset");
+ img.alt = __("Publish article");
+ query = query + "&pub=0";
+ }
+
+ 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 = "db-updater.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 update_title(unread) {
+ try {
+ document.title = "Tiny Tiny RSS";
+
+ if (unread > 0)
+ document.title += " (" + unread + ")";
+
+ } catch (e) {
+ exception_error("update_title", e);
+ }
+}
+
+function tweet_article(id) {
+ try {
+
+ var query = "?op=rpc&subop=getTweetInfo&id=" + param_escape(id);
+
+ console.log(query);
+
+ var d = new Date();
+ var ts = d.getTime();
+
+ var w = window.open('backend.php?op=loading', 'ttrss_tweet',
+ "status=0,toolbar=0,location=0,width=500,height=400,scrollbars=1,menubar=0");
+
+ new Ajax.Request("backend.php", {
+ parameters: query,
+ onComplete: function(transport) {
+ var ti = JSON.parse(transport.responseText);
+
+ var share_url = "http://twitter.com/share?_=" + ts +
+ "&text=" + param_escape(ti.title) +
+ "&url=" + param_escape(ti.link);
+
+ w.location.href = share_url;
+
+ } });
+
+ } catch (e) {
+ exception_error("tweet_article", e);
+ }
+}
+
+function toggle_select_article(elem) {
+ try {
+ var article = elem.parentNode;
+
+ if (article.hasClassName("selected"))
+ article.removeClassName("selected");
+ else
+ article.addClassName("selected");
+
+ } catch (e) {
+ exception_error("toggle_select_article", e);
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-02 05:36:52 +0000