catchup batching:
* behave better if invoked during an infinite scroll request * flush catchup batch when article is selected manually
This commit is contained in:
Andrew Dolgov
parent
195180b64d
commit
710d06a288
259
js/viewfeed.js
259
js/viewfeed.js
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@ -178,10 +178,11 @@ function headlines_callback2(transport, offset, background, infscroll_req) {
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_infscroll_request_sent = 0;
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_last_headlines_update = new Date().getTime();
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unpackVisibleHeadlines();
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// this is used to auto-catchup articles if needed after infscroll request has finished,
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// unpack visible articles, etc
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headlinesScrollHandler();
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// if we have some more space in the buffer, why not try to fill it
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if (!_infscroll_disable && $("headlines-spacer") &&
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$("headlines-spacer").offsetTop < $("headlines-frame").offsetHeight) {
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@ -215,50 +216,6 @@ function render_article(article) {
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} catch (e) { }
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}
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/*
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function showArticleInHeadlines(id, noexpand) {
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const row = $("RROW-" + id);
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if (!row) return;
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if (!noexpand)
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row.removeClassName("Unread");
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row.addClassName("active");
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selectArticles('none');
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markHeadline(id);
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}
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function article_callback2(transport, id) {
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console.log("article_callback2 " + id);
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const reply = handle_rpc_json(transport);
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if (reply) {
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reply.each(function(article) {
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if (getActiveArticleId() == article['id']) {
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render_article(article['content']);
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}
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cids_requested.remove(article['id']);
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cache_set("article:" + article['id'], article['content']);
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});
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} else {
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console.error("Invalid object received: " + transport.responseText);
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render_article("<div class='whiteBox'>" +
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__('Could not display article (invalid object received - see error console for details)') + "</div>");
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}
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const unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length;
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request_counters(unread_in_buffer == 0);
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notify("");
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}
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*/
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function view(id, noexpand) {
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setActiveArticleId(id);
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@ -316,83 +273,10 @@ function view(id, noexpand) {
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}
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return false;
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/* const oldrow = $("RROW-" + getActiveArticleId());
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if (oldrow) oldrow.removeClassName("active");
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const crow = $("RROW-" + id);
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if (!crow) return;
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if (noexpand) {
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setActiveArticleId(id);
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showArticleInHeadlines(id, noexpand);
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return;
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}
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console.log("loading article: " + id);
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const cached_article = cache_get("article:" + id);
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console.log("cache check result: " + (cached_article != false));
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const query = {op: "article", method: "view", id: id};
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const neighbor_ids = getRelativePostIds(id);
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/* only request uncached articles */
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/* const cids_to_request = [];
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for (let i = 0; i < neighbor_ids.length; i++) {
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if (cids_requested.indexOf(neighbor_ids[i]) == -1)
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if (!cache_get("article:" + neighbor_ids[i])) {
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cids_to_request.push(neighbor_ids[i]);
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cids_requested.push(neighbor_ids[i]);
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}
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}
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console.log("additional ids: " + cids_to_request.toString());
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query.cids = cids_to_request.toString();
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const article_is_unread = crow.hasClassName("Unread");
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setActiveArticleId(id);
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showArticleInHeadlines(id);
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if (cached_article && article_is_unread) {
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query.mode = "prefetch";
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render_article(cached_article);
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} else if (cached_article) {
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query.mode = "prefetch_old";
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render_article(cached_article);
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// if we don't need to request any relative ids, we might as well skip
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// the server roundtrip altogether
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if (cids_to_request.length == 0) {
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return;
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}
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}
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last_requested_article = id;
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console.log(query);
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if (article_is_unread) {
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decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
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}
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xhrPost("backend.php", query, (transport) => {
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article_callback2(transport, id);
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})
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return false;
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*/
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}
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function toggleMark(id, client_only) {
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const query = { op: "rpc", id: id, method: "mark" };
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const row = $("RROW-" + id);
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if (row) {
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@ -526,28 +410,8 @@ function moveToPost(mode, noscroll, noexpand) {
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}
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}
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}
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}
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/* function toggleSelected(id, force_on) {
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const row = $("RROW-" + id);
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if (row) {
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const cb = dijit.getEnclosingWidget(
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row.getElementsByClassName("rchk")[0]);
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if (row.hasClassName('Selected') && !force_on) {
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row.removeClassName('Selected');
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if (cb) cb.attr("checked", false);
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} else {
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row.addClassName('Selected');
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if (cb) cb.attr("checked", true);
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}
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}
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updateSelectedPrompt();
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} */
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function updateSelectedPrompt() {
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const count = getSelectedArticleIds2().length;
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const elem = $("selected_prompt");
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@ -556,12 +420,8 @@ function updateSelectedPrompt() {
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elem.innerHTML = ngettext("%d article selected",
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"%d articles selected", count).replace("%d", count);
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if (count > 0)
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Element.show(elem);
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else
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Element.hide(elem);
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count > 0 ? Element.show(elem) : Element.hide(elem);
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}
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}
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function toggleUnread(id, cmode) {
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@ -721,8 +581,7 @@ function getSelectedArticleIds2() {
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rv.push(child.getAttribute("data-article-id"));
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});
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// i wonder if this is a good idea: consider active article a honorary member
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// of selected articles
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// consider active article a honorary member of selected articles
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if (getActiveArticleId())
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rv.push(getActiveArticleId());
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@ -741,7 +600,6 @@ function getLoadedArticleIds() {
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});
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return rv;
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}
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// mode = all,none,unread,invert,marked,published
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@ -799,64 +657,7 @@ function selectArticles(mode) {
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}
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}
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// mode = all,none,unread,invert,marked,published
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/* function selectArticles(mode, query) {
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if (!query) query = "#headlines-frame > div[id*=RROW]";
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const children = $$(query);
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children.each(function(child) {
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//const id = child.getAttribute("data-article-id");
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const cb = dijit.getEnclosingWidget(
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child.getElementsByClassName("rchk")[0]);
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if (mode == "all") {
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child.addClassName("Selected");
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if (cb) cb.attr("checked", true);
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} else if (mode == "unread") {
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if (child.hasClassName("Unread")) {
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child.addClassName("Selected");
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if (cb) cb.attr("checked", true);
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} else {
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child.removeClassName("Selected");
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if (cb) cb.attr("checked", false);
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}
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} else if (mode == "marked") {
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if (child.hasClassName("marked")) {
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child.addClassName("Selected");
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if (cb) cb.attr("checked", true);
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} else {
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child.removeClassName("Selected");
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if (cb) cb.attr("checked", false);
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}
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} else if (mode == "published") {
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if (child.hasClassName("published")) {
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child.addClassName("Selected");
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if (cb) cb.attr("checked", true);
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} else {
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child.removeClassName("Selected");
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if (cb) cb.attr("checked", false);
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}
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} else if (mode == "invert") {
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if (child.hasClassName("Selected")) {
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child.removeClassName("Selected");
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if (cb) cb.attr("checked", false);
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} else {
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child.addClassName("Selected");
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if (cb) cb.attr("checked", true);
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}
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} else {
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child.removeClassName("Selected");
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if (cb) cb.attr("checked", false);
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}
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});
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updateSelectedPrompt();
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} */
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// noinspection JSUnusedGlobalSymbols
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function deleteSelection() {
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const rows = getSelectedArticleIds2();
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@ -890,6 +691,7 @@ function deleteSelection() {
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});
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}
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// noinspection JSUnusedGlobalSymbols
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function archiveSelection() {
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const rows = getSelectedArticleIds2();
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@ -908,7 +710,6 @@ function archiveSelection() {
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op = "archive";
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} else {
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str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
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str += " " + __("Please note that unstarred articles might get purged on next feed update.");
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op = "unarchive";
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@ -968,8 +769,6 @@ function editArticleTags(id) {
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style: "width: 600px",
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execute: function() {
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if (this.validate()) {
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const query = dojo.objectToQuery(this.attr('value'));
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notify_progress("Saving article tags...", true);
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xhrPost("backend.php", this.attr('value'), (transport) => {
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@ -997,7 +796,7 @@ function editArticleTags(id) {
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href: query
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});
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var tmph = dojo.connect(dialog, 'onLoad', function() {
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const tmph = dojo.connect(dialog, 'onLoad', function() {
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dojo.disconnect(tmph);
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new Ajax.Autocompleter('tags_str', 'tags_choices',
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@ -1021,17 +820,10 @@ function cdmScrollToArticleId(id, force) {
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// expanded cdm has a 4px margin now
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ctr.scrollTop = parseInt(e.offsetTop) - 4;
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/*setActiveArticleId(id);
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// article is selected manually, set it read
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toggleUnread(id, 0); */
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Element.hide("floatingTitle");
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}
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}
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// for the time being active article does not affect buffer selection (we still re/set the checkbox
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// because of getSelectedArticleIds2() hack
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function setActiveArticleId(id) {
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console.log("setActiveArticleId", id);
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@ -1042,7 +834,7 @@ function setActiveArticleId(id) {
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const cb = dijit.getEnclosingWidget(e.select(".rchk")[0]);
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if (cb) cb.attr("checked", false);
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}
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})
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});
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_active_article_id = id;
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@ -1059,10 +851,13 @@ function setActiveArticleId(id) {
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}
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if (row.hasClassName("Unread")) {
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toggleUnread(id, 0);
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decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
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updateFloatingTitle(true);
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catchupBatchedArticles(() => {
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decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
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toggleUnread(id, 0);
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updateFloatingTitle(true);
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});
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}
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row.addClassName("active");
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@ -1090,7 +885,7 @@ function postMouseOut(id) {
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post_under_pointer = false;
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}
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function unpackVisibleHeadlines() {
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function unpackVisibleArticles() {
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if (!isCombinedMode() || !getInitParam("cdm_expanded")) return;
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const rows = $$("#headlines-frame div[id*=RROW][data-content]");
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@ -1106,20 +901,15 @@ function unpackVisibleHeadlines() {
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row.removeAttribute("data-content");
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PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED_CDM, row);
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// i wonder if this is a good idea?
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//if (!getActiveArticleId() && !row.hasClassName("Unread"))
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// setActiveArticleId(row.getAttribute("data-article-id"));
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} else {
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break;
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}
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}
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}
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function headlinesScrollHandler(event) {
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function headlinesScrollHandler(/* event */) {
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try {
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unpackVisibleHeadlines();
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unpackVisibleArticles();
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if (isCombinedMode()) {
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updateFloatingTitle();
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@ -1158,7 +948,7 @@ function headlinesScrollHandler(event) {
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}
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}
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if (getInitParam("cdm_auto_catchup") == 1) {
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if (getInitParam("cdm_auto_catchup") == 1 && !_infscroll_request_sent) {
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let rows = $$("#headlines-frame > div[id*=RROW][class*=Unread]");
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@ -1166,7 +956,6 @@ function headlinesScrollHandler(event) {
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const row = rows[i];
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if ($("headlines-frame").scrollTop > (row.offsetTop + row.offsetHeight/2)) {
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const id = row.getAttribute("data-article-id")
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if (catchup_id_batch.indexOf(id) == -1)
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@ -1202,10 +991,10 @@ function openNextUnreadFeed() {
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if (nuf) viewfeed({feed: nuf, is_cat: is_cat});
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}
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function catchupBatchedArticles() {
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if (catchup_id_batch.length > 0 && !_infscroll_request_sent && !_catchup_request_sent) {
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function catchupBatchedArticles(callback) {
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console.log("catchupBatchedArticles, size=", catchup_id_batch.length);
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console.log("catchupBatchedArticles, size=", catchup_id_batch.length);
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if (catchup_id_batch.length > 0 /* && !_infscroll_request_sent */ && !_catchup_request_sent) {
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// make a copy of the array
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const batch = catchup_id_batch.slice();
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@ -1230,7 +1019,11 @@ function catchupBatchedArticles() {
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}
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updateFloatingTitle(true);
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if (callback) callback();
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});
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} else {
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if (callback) callback();
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}
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}
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