ttrss/js/viewfeed.js

1558 lines
39 KiB
JavaScript
Executable File

/* global dijit, __, ngettext */
const ArticleCache = {
has_storage: 'sessionStorage' in window && window['sessionStorage'] !== null,
set: function(id, obj) {
if (this.has_storage)
try {
sessionStorage["article:" + id] = obj;
} catch (e) {
sessionStorage.clear();
}
},
get: function(id) {
if (this.has_storage)
return sessionStorage["article:" + id];
},
clear: function() {
if (this.has_storage)
sessionStorage.clear();
},
del: function(id) {
if (this.has_storage)
sessionStorage.removeItem("article:" + id);
},
};
const Article = {
_active_article_id: 0,
setSelectionScore: function() {
const ids = Headlines.getSelectedArticleIds2();
if (ids.length > 0) {
console.log(ids);
const score = prompt(__("Please enter new score for selected articles:"));
if (score != undefined) {
const query = {
op: "article", method: "setScore", id: ids.toString(),
score: score
};
xhrJson("backend.php", query, (reply) => {
if (reply) {
reply.id.each((id) => {
const row = $("RROW-" + id);
if (row) {
const pic = row.getElementsByClassName("score-pic")[0];
if (pic) {
pic.src = pic.src.replace(/score_.*?\.png/,
reply["score_pic"]);
pic.setAttribute("score", reply["score"]);
}
}
});
}
});
}
} else {
alert(__("No articles are selected."));
}
},
changeScore: function(id, pic) {
const score = pic.getAttribute("score");
const new_score = prompt(__("Please enter new score for this article:"), score);
if (new_score != undefined) {
const query = {op: "article", method: "setScore", id: id, score: new_score};
xhrJson("backend.php", query, (reply) => {
if (reply) {
pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
pic.setAttribute("score", new_score);
pic.setAttribute("title", new_score);
}
});
}
},
closeArticlePanel: function () {
if (dijit.byId("content-insert"))
dijit.byId("headlines-wrap-inner").removeChild(
dijit.byId("content-insert"));
},
displayArticleUrl: function (id) {
const query = {op: "rpc", method: "getlinktitlebyid", id: id};
xhrJson("backend.php", query, (reply) => {
if (reply && reply.link) {
prompt(__("Article URL:"), reply.link);
}
});
},
openArticleInNewWindow: function (id) {
const w = window.open("");
w.opener = null;
w.location = "backend.php?op=article&method=redirect&id=" + id;
},
renderArticle: function (article) {
Utils.cleanupMemory("content-insert");
dijit.byId("headlines-wrap-inner").addChild(
dijit.byId("content-insert"));
const c = dijit.byId("content-insert");
try {
c.domNode.scrollTop = 0;
} catch (e) {
}
c.attr('content', article);
PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED, c.domNode);
Headlines.correctHeadlinesOffset(Article.getActiveArticleId());
try {
c.focus();
} catch (e) {
}
},
view: function(id, noexpand) {
this.setActiveArticleId(id);
if (!noexpand) {
console.log("loading article", id);
const cids = [];
/* only request uncached articles */
this.getRelativePostIds(id).each((n) => {
if (!ArticleCache.get(n))
cids.push(n);
});
const cached_article = ArticleCache.get(id);
if (cached_article) {
console.log('rendering cached', id);
this.renderArticle(cached_article);
return false;
}
xhrPost("backend.php", {op: "article", method: "view", id: id, cids: cids.toString()}, (transport) => {
try {
const reply = Utils.handleRpcJson(transport);
if (reply) {
reply.each(function (article) {
if (Article.getActiveArticleId() == article['id']) {
Article.renderArticle(article['content']);
}
ArticleCache.set(article['id'], article['content']);
});
} else {
console.error("Invalid object received: " + transport.responseText);
Article.renderArticle("<div class='whiteBox'>" +
__('Could not display article (invalid object received - see error console for details)') + "</div>");
}
//const unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length;
//request_counters(unread_in_buffer == 0);
notify("");
} catch (e) {
exception_error(e);
}
})
}
return false;
},
cdmCollapseActive: function(event) {
const row = $("RROW-" + Article.getActiveArticleId());
if (row) {
row.removeClassName("active");
const cb = dijit.getEnclosingWidget(row.select(".rchk")[0]);
if (cb && !row.hasClassName("Selected"))
cb.attr("checked", false);
Article.setActiveArticleId(0);
if (event)
event.stopPropagation();
return false;
}
},
editArticleTags: function(id) {
const query = "backend.php?op=article&method=editArticleTags&param=" + param_escape(id);
if (dijit.byId("editTagsDlg"))
dijit.byId("editTagsDlg").destroyRecursive();
const dialog = new dijit.Dialog({
id: "editTagsDlg",
title: __("Edit article Tags"),
style: "width: 600px",
execute: function () {
if (this.validate()) {
notify_progress("Saving article tags...", true);
xhrPost("backend.php", this.attr('value'), (transport) => {
try {
notify('');
dialog.hide();
const data = JSON.parse(transport.responseText);
if (data) {
const id = data.id;
const tags = $("ATSTR-" + id);
const tooltip = dijit.byId("ATSTRTIP-" + id);
if (tags) tags.innerHTML = data.content;
if (tooltip) tooltip.attr('label', data.content_full);
}
} catch (e) {
exception_error(e);
}
});
}
},
href: query
});
const tmph = dojo.connect(dialog, 'onLoad', function () {
dojo.disconnect(tmph);
new Ajax.Autocompleter('tags_str', 'tags_choices',
"backend.php?op=article&method=completeTags",
{tokens: ',', paramName: "search"});
});
dialog.show();
},
cdmScrollToArticleId: function(id, force) {
const ctr = $("headlines-frame");
const e = $("RROW-" + id);
if (!e || !ctr) return;
if (force || e.offsetTop + e.offsetHeight > (ctr.scrollTop + ctr.offsetHeight) ||
e.offsetTop < ctr.scrollTop) {
// expanded cdm has a 4px margin now
ctr.scrollTop = parseInt(e.offsetTop) - 4;
Element.hide("floatingTitle");
}
},
setActiveArticleId: function(id) {
console.log("setActiveArticleId", id);
$$("div[id*=RROW][class*=active]").each((e) => {
e.removeClassName("active");
if (!e.hasClassName("Selected")) {
const cb = dijit.getEnclosingWidget(e.select(".rchk")[0]);
if (cb) cb.attr("checked", false);
}
});
this._active_article_id = id;
const row = $("RROW-" + id);
if (row) {
if (row.hasAttribute("data-content")) {
console.log("unpacking: " + row.id);
row.select(".content-inner")[0].innerHTML = row.getAttribute("data-content");
row.removeAttribute("data-content");
PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED_CDM, row);
}
if (row.hasClassName("Unread")) {
Headlines.catchupBatchedArticles(() => {
Feeds.decrementFeedCounter(Feeds.getActiveFeedId(), Feeds.activeFeedIsCat());
Headlines.toggleUnread(id, 0);
Headlines.updateFloatingTitle(true);
});
}
row.addClassName("active");
if (!row.hasClassName("Selected")) {
const cb = dijit.getEnclosingWidget(row.select(".rchk")[0]);
if (cb) cb.attr("checked", true);
}
PluginHost.run(PluginHost.HOOK_ARTICLE_SET_ACTIVE, this._active_article_id);
}
Headlines.updateSelectedPrompt();
},
getActiveArticleId: function() {
return this._active_article_id;
},
scrollArticle: function(offset) {
if (!App.isCombinedMode()) {
const ci = $("content-insert");
if (ci) {
ci.scrollTop += offset;
}
} else {
const hi = $("headlines-frame");
if (hi) {
hi.scrollTop += offset;
}
}
},
getRelativePostIds: function(id, limit) {
const tmp = [];
if (!limit) limit = 6; //3
const ids = Headlines.getLoadedArticleIds();
for (let i = 0; i < ids.length; i++) {
if (ids[i] == id) {
for (let k = 1; k <= limit; k++) {
//if (i > k-1) tmp.push(ids[i-k]);
if (i < ids.length - k) tmp.push(ids[i + k]);
}
break;
}
}
return tmp;
},
mouseIn: function(id) {
this.post_under_pointer = id;
},
mouseOut: function(id) {
this.post_under_pointer = false;
},
getArticleUnderPointer: function() {
return this.post_under_pointer;
}
};
const Headlines = {
vgroup_last_feed: undefined,
_headlines_scroll_timeout: 0,
loaded_article_ids: [],
current_first_id: 0,
catchup_id_batch: [],
click: function(event, id, in_body) {
in_body = in_body || false;
if (App.isCombinedMode()) {
if (!in_body && (event.ctrlKey || id == Article.getActiveArticleId() || getInitParam("cdm_expanded"))) {
Article.openArticleInNewWindow(id);
}
Article.setActiveArticleId(id);
if (!getInitParam("cdm_expanded"))
Article.cdmScrollToArticleId(id);
return in_body;
} else {
if (event.ctrlKey) {
Article.openArticleInNewWindow(id);
Article.setActiveArticleId(id);
} else {
Article.view(id);
}
return false;
}
},
initScrollHandler: function() {
$("headlines-frame").onscroll = (event) => {
clearTimeout(this._headlines_scroll_timeout);
this._headlines_scroll_timeout = window.setTimeout(function() {
//console.log('done scrolling', event);
Headlines.scrollHandler();
}, 50);
}
},
loadMoreHeadlines: function() {
const view_mode = document.forms["main_toolbar_form"].view_mode.value;
const unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length;
const num_all = $$("#headlines-frame > div[id*=RROW]").length;
const num_unread = Feeds.getFeedUnread(Feeds.getActiveFeedId(), Feeds.activeFeedIsCat());
// TODO implement marked & published
let offset = num_all;
switch (view_mode) {
case "marked":
case "published":
console.warn("loadMoreHeadlines: ", view_mode, "not implemented");
break;
case "unread":
offset = unread_in_buffer;
break;
case "adaptive":
if (!(Feeds.getActiveFeedId() == -1 && !Feeds.activeFeedIsCat()))
offset = num_unread > 0 ? unread_in_buffer : num_all;
break;
}
console.log("loadMoreHeadlines, offset=", offset);
Feeds.viewfeed({feed: Feeds.getActiveFeedId(), is_cat: Feeds.activeFeedIsCat(), offset: offset});
},
scrollHandler: function() {
try {
Headlines.unpackVisibleArticles();
if (App.isCombinedMode()) {
Headlines.updateFloatingTitle();
// set topmost child in the buffer as active
if (getInitParam("cdm_expanded") && getInitParam("cdm_auto_catchup") == 1) {
const rows = $$("#headlines-frame > div[id*=RROW]");
for (let i = 0; i < rows.length; i++) {
const row = rows[i];
if ($("headlines-frame").scrollTop <= row.offsetTop &&
row.offsetTop - $("headlines-frame").scrollTop < 100 &&
row.getAttribute("data-article-id") != Article.getActiveArticleId()) {
Article.setActiveArticleId(row.getAttribute("data-article-id"));
break;
}
}
}
}
if (!Feeds.infscroll_disabled) {
const hsp = $("headlines-spacer");
const container = $("headlines-frame");
if (hsp && hsp.offsetTop - 250 <= container.scrollTop + container.offsetHeight) {
hsp.innerHTML = "<span class='loading'><img src='images/indicator_tiny.gif'> " +
__("Loading, please wait...") + "</span>";
Headlines.loadMoreHeadlines();
return;
}
}
if (getInitParam("cdm_auto_catchup") == 1) {
let rows = $$("#headlines-frame > div[id*=RROW][class*=Unread]");
for (let i = 0; i < rows.length; i++) {
const row = rows[i];
if ($("headlines-frame").scrollTop > (row.offsetTop + row.offsetHeight / 2)) {
const id = row.getAttribute("data-article-id")
if (this.catchup_id_batch.indexOf(id) == -1)
this.catchup_id_batch.push(id);
} else {
break;
}
}
if (Feeds.infscroll_disabled) {
const row = $$("#headlines-frame div[id*=RROW]").last();
if (row && $("headlines-frame").scrollTop >
(row.offsetTop + row.offsetHeight - 50)) {
console.log("we seem to be at an end");
if (getInitParam("on_catchup_show_next_feed") == "1") {
Feeds.openNextUnreadFeed();
}
}
}
}
} catch (e) {
console.warn("scrollHandler", e);
}
},
updateFloatingTitle: function(unread_only) {
if (!App.isCombinedMode()/* || !getInitParam("cdm_expanded")*/) return;
const hf = $("headlines-frame");
const elems = $$("#headlines-frame > div[id*=RROW]");
const ft = $("floatingTitle");
for (let i = 0; i < elems.length; i++) {
const row = elems[i];
if (row && row.offsetTop + row.offsetHeight > hf.scrollTop) {
const header = row.select(".header")[0];
const id = row.getAttribute("data-article-id");
if (unread_only || id != ft.getAttribute("data-article-id")) {
if (id != ft.getAttribute("data-article-id")) {
ft.setAttribute("data-article-id", id);
ft.innerHTML = header.innerHTML;
ft.firstChild.innerHTML = "<img class='anchor marked-pic' src='images/page_white_go.png' " +
"onclick=\"Article.cdmScrollToArticleId(" + id + ", true)\">" + ft.firstChild.innerHTML;
this.initFloatingMenu();
const cb = ft.select(".rchk")[0];
if (cb)
cb.parentNode.removeChild(cb);
}
if (row.hasClassName("Unread"))
ft.addClassName("Unread");
else
ft.removeClassName("Unread");
PluginHost.run(PluginHost.HOOK_FLOATING_TITLE, row);
}
ft.style.marginRight = hf.offsetWidth - row.offsetWidth + "px";
if (header.offsetTop + header.offsetHeight < hf.scrollTop + ft.offsetHeight - 5 &&
row.offsetTop + row.offsetHeight >= hf.scrollTop + ft.offsetHeight - 5)
new Effect.Appear(ft, {duration: 0.3});
else
Element.hide(ft);
return;
}
}
},
unpackVisibleArticles: function() {
if (!App.isCombinedMode() || !getInitParam("cdm_expanded")) return;
const rows = $$("#headlines-frame div[id*=RROW][data-content]");
const threshold = $("headlines-frame").scrollTop + $("headlines-frame").offsetHeight + 600;
for (let i = 0; i < rows.length; i++) {
const row = rows[i];
if (row.offsetTop <= threshold) {
console.log("unpacking: " + row.id);
row.select(".content-inner")[0].innerHTML = row.getAttribute("data-content");
row.removeAttribute("data-content");
PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED_CDM, row);
} else {
break;
}
}
},
onLoaded: function(transport, offset) {
const reply = Utils.handleRpcJson(transport);
console.log("Headlines.onLoaded: offset=", offset);
let is_cat = false;
let feed_id = false;
if (reply) {
is_cat = reply['headlines']['is_cat'];
feed_id = reply['headlines']['id'];
Feeds.last_search_query = reply['headlines']['search_query'];
if (feed_id != -7 && (feed_id != Feeds.getActiveFeedId() || is_cat != Feeds.activeFeedIsCat()))
return;
try {
if (offset == 0) {
$("headlines-frame").scrollTop = 0;
Element.hide("floatingTitle");
$("floatingTitle").setAttribute("data-article-id", 0);
$("floatingTitle").innerHTML = "";
}
} catch (e) {
}
$("headlines-frame").removeClassName("cdm");
$("headlines-frame").removeClassName("normal");
$("headlines-frame").addClassName(App.isCombinedMode() ? "cdm" : "normal");
const headlines_count = reply['headlines-info']['count'];
Feeds.infscroll_disabled = parseInt(headlines_count) != 30;
console.log('received', headlines_count, 'headlines, infscroll disabled=', Feeds.infscroll_disabled);
this.vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
this.current_first_id = reply['headlines']['first_id'];
if (offset == 0) {
this.loaded_article_ids = [];
dojo.html.set($("headlines-toolbar"),
reply['headlines']['toolbar'],
{parseContent: true});
$("headlines-frame").innerHTML = '';
let tmp = document.createElement("div");
tmp.innerHTML = reply['headlines']['content'];
dojo.parser.parse(tmp);
while (tmp.hasChildNodes()) {
const row = tmp.removeChild(tmp.firstChild);
if (this.loaded_article_ids.indexOf(row.id) == -1 || row.hasClassName("feed-title")) {
dijit.byId("headlines-frame").domNode.appendChild(row);
this.loaded_article_ids.push(row.id);
}
}
let hsp = $("headlines-spacer");
if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
dijit.byId('headlines-frame').domNode.appendChild(hsp);
this.initHeadlinesMenu();
if (Feeds.infscroll_disabled)
hsp.innerHTML = "<a href='#' onclick='Feeds.openNextUnreadFeed()'>" +
__("Click to open next unread feed.") + "</a>";
if (Feeds._search_query) {
$("feed_title").innerHTML += "<span id='cancel_search'>" +
" (<a href='#' onclick='Feeds.cancelSearch()'>" + __("Cancel search") + "</a>)" +
"</span>";
}
} else if (headlines_count > 0 && feed_id == Feeds.getActiveFeedId() && is_cat == Feeds.activeFeedIsCat()) {
const c = dijit.byId("headlines-frame");
//const ids = Headlines.getSelectedArticleIds2();
let hsp = $("headlines-spacer");
if (hsp)
c.domNode.removeChild(hsp);
let tmp = document.createElement("div");
tmp.innerHTML = reply['headlines']['content'];
dojo.parser.parse(tmp);
while (tmp.hasChildNodes()) {
let row = tmp.removeChild(tmp.firstChild);
if (this.loaded_article_ids.indexOf(row.id) == -1 || row.hasClassName("feed-title")) {
dijit.byId("headlines-frame").domNode.appendChild(row);
this.loaded_article_ids.push(row.id);
}
}
if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
c.domNode.appendChild(hsp);
/* console.log("restore selected ids: " + ids);
for (let i = 0; i < ids.length; i++) {
markHeadline(ids[i]);
} */
this.initHeadlinesMenu();
if (Feeds.infscroll_disabled) {
hsp.innerHTML = "<a href='#' onclick='Feeds.openNextUnreadFeed()'>" +
__("Click to open next unread feed.") + "</a>";
}
} else {
console.log("no new headlines received");
const first_id_changed = reply['headlines']['first_id_changed'];
console.log("first id changed:" + first_id_changed);
let hsp = $("headlines-spacer");
if (hsp) {
if (first_id_changed) {
hsp.innerHTML = "<a href='#' onclick='Feeds.viewCurrentFeed()'>" +
__("New articles found, reload feed to continue.") + "</a>";
} else {
hsp.innerHTML = "<a href='#' onclick='Feeds.openNextUnreadFeed()'>" +
__("Click to open next unread feed.") + "</a>";
}
}
}
} else {
console.error("Invalid object received: " + transport.responseText);
dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
__('Could not update headlines (invalid object received - see error console for details)') +
"</div>");
}
Feeds.infscroll_in_progress = 0;
// this is used to auto-catchup articles if needed after infscroll request has finished,
// unpack visible articles, etc
this.scrollHandler();
// if we have some more space in the buffer, why not try to fill it
if (!Feeds.infscroll_disabled && $("headlines-spacer") &&
$("headlines-spacer").offsetTop < $("headlines-frame").offsetHeight) {
window.setTimeout(function () {
this.loadMoreHeadlines();
}, 500);
}
notify("");
},
reverseHeadlineOrder: function() {
const toolbar = document.forms["main_toolbar_form"];
const order_by = dijit.getEnclosingWidget(toolbar.order_by);
let value = order_by.attr('value');
if (value == "date_reverse")
value = "default";
else
value = "date_reverse";
order_by.attr('value', value);
Feeds.viewCurrentFeed();
},
selectionToggleUnread: function(params) {
params = params || {};
const cmode = params.cmode || 2;
const callback = params.callback;
const no_error = params.no_error || false;
const ids = params.ids || Headlines.getSelectedArticleIds2();
if (ids.length == 0) {
if (!no_error)
alert(__("No articles are selected."));
return;
}
ids.each((id) => {
const row = $("RROW-" + id);
if (row) {
switch (cmode) {
case 0:
row.removeClassName("Unread");
break;
case 1:
row.addClassName("Unread");
break;
case 2:
row.toggleClassName("Unread");
}
}
});
const query = {
op: "rpc", method: "catchupSelected",
cmode: cmode, ids: ids.toString()
};
notify_progress("Loading, please wait...");
xhrPost("backend.php", query, (transport) => {
Utils.handleRpcJson(transport);
if (callback) callback(transport);
});
},
selectionToggleMarked: function(ids) {
const rows = ids || Headlines.getSelectedArticleIds2();
if (rows.length == 0) {
alert(__("No articles are selected."));
return;
}
for (let i = 0; i < rows.length; i++) {
this.toggleMark(rows[i], true, true);
}
const query = {
op: "rpc", method: "markSelected",
ids: rows.toString(), cmode: 2
};
xhrPost("backend.php", query, (transport) => {
Utils.handleRpcJson(transport);
});
},
selectionTogglePublished: function(ids) {
const rows = ids || Headlines.getSelectedArticleIds2();
if (rows.length == 0) {
alert(__("No articles are selected."));
return;
}
for (let i = 0; i < rows.length; i++) {
this.togglePub(rows[i], true);
}
if (rows.length > 0) {
const query = {
op: "rpc", method: "publishSelected",
ids: rows.toString(), cmode: 2
};
xhrPost("backend.php", query, (transport) => {
Utils.handleRpcJson(transport);
});
}
},
toggleMark: function(id, client_only) {
const query = {op: "rpc", id: id, method: "mark"};
const row = $("RROW-" + id);
if (row) {
const imgs = $$("img[class*=marked-pic][class*=marked-" + id + "]");
imgs.each((img) => {
if (!row.hasClassName("marked")) {
img.src = img.src.replace("mark_unset", "mark_set");
query.mark = 1;
} else {
img.src = img.src.replace("mark_set", "mark_unset");
query.mark = 0;
}
});
row.toggleClassName("marked");
if (!client_only)
xhrPost("backend.php", query, (transport) => {
Utils.handleRpcJson(transport);
});
}
},
togglePub: function(id, client_only) {
const row = $("RROW-" + id);
if (row) {
const query = {op: "rpc", id: id, method: "publ"};
const imgs = $$("img[class*=pub-pic][class*=pub-" + id + "]");
imgs.each((img) => {
if (!row.hasClassName("published")) {
img.src = img.src.replace("pub_unset", "pub_set");
query.pub = 1;
} else {
img.src = img.src.replace("pub_set", "pub_unset");
query.pub = 0;
}
});
row.toggleClassName("published");
if (!client_only)
xhrPost("backend.php", query, (transport) => {
Utils.handleRpcJson(transport);
});
}
},
moveToPost: function(mode, noscroll, noexpand) {
const rows = Headlines.getLoadedArticleIds();
let prev_id = false;
let next_id = false;
if (!$('RROW-' + Article.getActiveArticleId())) {
Article.setActiveArticleId(0);
}
if (!Article.getActiveArticleId()) {
next_id = rows[0];
prev_id = rows[rows.length - 1]
} else {
for (let i = 0; i < rows.length; i++) {
if (rows[i] == Article.getActiveArticleId()) {
// Account for adjacent identical article ids.
if (i > 0) prev_id = rows[i - 1];
for (let j = i + 1; j < rows.length; j++) {
if (rows[j] != Article.getActiveArticleId()) {
next_id = rows[j];
break;
}
}
break;
}
}
}
console.log("cur: " + Article.getActiveArticleId() + " next: " + next_id);
if (mode == "next") {
if (next_id || Article.getActiveArticleId()) {
if (App.isCombinedMode()) {
const article = $("RROW-" + Article.getActiveArticleId());
const ctr = $("headlines-frame");
if (!noscroll && article && article.offsetTop + article.offsetHeight >
ctr.scrollTop + ctr.offsetHeight) {
Article.scrollArticle(ctr.offsetHeight / 4);
} else if (next_id) {
Article.setActiveArticleId(next_id);
Article.cdmScrollToArticleId(next_id, true);
}
} else if (next_id) {
Headlines.correctHeadlinesOffset(next_id);
Article.view(next_id, noexpand);
}
}
}
if (mode == "prev") {
if (prev_id || Article.getActiveArticleId()) {
if (App.isCombinedMode()) {
const article = $("RROW-" + Article.getActiveArticleId());
const prev_article = $("RROW-" + prev_id);
const ctr = $("headlines-frame");
if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
Article.scrollArticle(-ctr.offsetHeight / 3);
} else if (!noscroll && prev_article &&
prev_article.offsetTop < ctr.scrollTop) {
Article.scrollArticle(-ctr.offsetHeight / 4);
} else if (prev_id) {
Article.setActiveArticleId(prev_id);
Article.cdmScrollToArticleId(prev_id, noscroll);
}
} else if (prev_id) {
Headlines.correctHeadlinesOffset(prev_id);
Article.view(prev_id, noexpand);
}
}
}
},
updateSelectedPrompt: function() {
const count = Headlines.getSelectedArticleIds2().length;
const elem = $("selected_prompt");
if (elem) {
elem.innerHTML = ngettext("%d article selected",
"%d articles selected", count).replace("%d", count);
count > 0 ? Element.show(elem) : Element.hide(elem);
}
},
toggleUnread: function(id, cmode) {
const row = $("RROW-" + id);
if (row) {
const origClassName = row.className;
if (cmode == undefined) cmode = 2;
switch (cmode) {
case 0:
row.removeClassName("Unread");
break;
case 1:
row.addClassName("Unread");
break;
case 2:
row.toggleClassName("Unread");
break;
}
if (row.className != origClassName)
xhrPost("backend.php",
{op: "rpc", method: "catchupSelected", cmode: cmode, ids: id}, (transport) => {
Utils.handleRpcJson(transport);
});
}
},
selectionRemoveLabel: function(id, ids) {
if (!ids) ids = Headlines.getSelectedArticleIds2();
if (ids.length == 0) {
alert(__("No articles are selected."));
return;
}
const query = {
op: "article", method: "removeFromLabel",
ids: ids.toString(), lid: id
};
xhrPost("backend.php", query, (transport) => {
Utils.handleRpcJson(transport);
this.onLabelsUpdated(transport);
});
},
selectionAssignLabel: function(id, ids) {
if (!ids) ids = Headlines.getSelectedArticleIds2();
if (ids.length == 0) {
alert(__("No articles are selected."));
return;
}
const query = {
op: "article", method: "assignToLabel",
ids: ids.toString(), lid: id
};
xhrPost("backend.php", query, (transport) => {
Utils.handleRpcJson(transport);
this.onLabelsUpdated(transport);
});
},
deleteSelection: function() {
const rows = Headlines.getSelectedArticleIds2();
if (rows.length == 0) {
alert(__("No articles are selected."));
return;
}
const fn = Feeds.getFeedName(Feeds.getActiveFeedId(), Feeds.activeFeedIsCat());
let str;
if (Feeds.getActiveFeedId() != 0) {
str = ngettext("Delete %d selected article in %s?", "Delete %d selected articles in %s?", rows.length);
} else {
str = ngettext("Delete %d selected article?", "Delete %d selected articles?", rows.length);
}
str = str.replace("%d", rows.length);
str = str.replace("%s", fn);
if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
return;
}
const query = {op: "rpc", method: "delete", ids: rows.toString()};
xhrPost("backend.php", query, (transport) => {
Utils.handleRpcJson(transport);
Feeds.viewCurrentFeed();
});
},
getSelectedArticleIds2: function() {
const rv = [];
$$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
function (child) {
rv.push(child.getAttribute("data-article-id"));
});
// consider active article a honorary member of selected articles
if (Article.getActiveArticleId())
rv.push(Article.getActiveArticleId());
return rv.uniq();
},
getLoadedArticleIds: function() {
const rv = [];
const children = $$("#headlines-frame > div[id*=RROW-]");
children.each(function (child) {
if (Element.visible(child)) {
rv.push(child.getAttribute("data-article-id"));
}
});
return rv;
},
selectArticles: function(mode) {
// mode = all,none,unread,invert,marked,published
let query = "#headlines-frame > div[id*=RROW]";
switch (mode) {
case "none":
case "all":
case "invert":
break;
case "marked":
query += "[class*=marked]";
break;
case "published":
query += "[class*=published]";
break;
case "unread":
query += "[class*=Unread]";
break;
default:
console.warn("selectArticles: unknown mode", mode);
}
const rows = $$(query);
for (let i = 0; i < rows.length; i++) {
const row = rows[i];
const cb = dijit.getEnclosingWidget(row.select(".rchk")[0]);
switch (mode) {
case "none":
row.removeClassName("Selected");
if (!row.hasClassName("active"))
cb.attr("checked", false);
break;
case "invert":
if (row.hasClassName("Selected")) {
row.removeClassName("Selected");
if (!row.hasClassName("active"))
cb.attr("checked", false);
} else {
row.addClassName("Selected");
cb.attr("checked", true);
}
break;
default:
row.addClassName("Selected");
cb.attr("checked", true);
}
Headlines.updateSelectedPrompt();
}
},
archiveSelection: function() {
const rows = Headlines.getSelectedArticleIds2();
if (rows.length == 0) {
alert(__("No articles are selected."));
return;
}
const fn = Feeds.getFeedName(Feeds.getActiveFeedId(), Feeds.activeFeedIsCat());
let str;
let op;
if (Feeds.getActiveFeedId() != 0) {
str = ngettext("Archive %d selected article in %s?", "Archive %d selected articles in %s?", rows.length);
op = "archive";
} else {
str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
str += " " + __("Please note that unstarred articles might get purged on next feed update.");
op = "unarchive";
}
str = str.replace("%d", rows.length);
str = str.replace("%s", fn);
if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
return;
}
for (let i = 0; i < rows.length; i++) {
ArticleCache.del(rows[i]);
}
const query = {op: "rpc", method: op, ids: rows.toString()};
xhrPost("backend.php", query, (transport) => {
Utils.handleRpcJson(transport);
Feeds.viewCurrentFeed();
});
},
catchupSelection: function() {
const rows = Headlines.getSelectedArticleIds2();
if (rows.length == 0) {
alert(__("No articles are selected."));
return;
}
const fn = Feeds.getFeedName(Feeds.getActiveFeedId(), Feeds.activeFeedIsCat());
let str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
str = str.replace("%d", rows.length);
str = str.replace("%s", fn);
if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
return;
}
Headlines.selectionToggleUnread({callback: Feeds.viewCurrentFeed, no_error: 1});
},
catchupBatchedArticles: function(callback) {
console.log("catchupBatchedArticles, size=", this.catchup_id_batch.length);
if (this.catchup_id_batch.length > 0) {
// make a copy of the array
const batch = this.catchup_id_batch.slice();
const query = {
op: "rpc", method: "catchupSelected",
cmode: 0, ids: batch.toString()
};
xhrPost("backend.php", query, (transport) => {
const reply = Utils.handleRpcJson(transport);
if (reply) {
const batch = reply.ids;
batch.each(function (id) {
const elem = $("RROW-" + id);
if (elem) elem.removeClassName("Unread");
Headlines.catchup_id_batch.remove(id);
});
}
Headlines.updateFloatingTitle(true);
if (callback) callback();
});
} else {
if (callback) callback();
}
},
catchupRelativeToArticle: function(below, id) {
if (!id) id = Article.getActiveArticleId();
if (!id) {
alert(__("No article is selected."));
return;
}
const visible_ids = this.getLoadedArticleIds();
const ids_to_mark = [];
if (!below) {
for (let i = 0; i < visible_ids.length; i++) {
if (visible_ids[i] != id) {
const e = $("RROW-" + visible_ids[i]);
if (e && e.hasClassName("Unread")) {
ids_to_mark.push(visible_ids[i]);
}
} else {
break;
}
}
} else {
for (let i = visible_ids.length - 1; i >= 0; i--) {
if (visible_ids[i] != id) {
const e = $("RROW-" + visible_ids[i]);
if (e && e.hasClassName("Unread")) {
ids_to_mark.push(visible_ids[i]);
}
} else {
break;
}
}
}
if (ids_to_mark.length == 0) {
alert(__("No articles found to mark"));
} else {
const msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
for (var i = 0; i < ids_to_mark.length; i++) {
var e = $("RROW-" + ids_to_mark[i]);
e.removeClassName("Unread");
}
const query = {
op: "rpc", method: "catchupSelected",
cmode: 0, ids: ids_to_mark.toString()
};
xhrPost("backend.php", query, (transport) => {
Utils.handleRpcJson(transport);
});
}
}
},
onLabelsUpdated: function(transport) {
const data = JSON.parse(transport.responseText);
if (data) {
data['info-for-headlines'].each(function (elem) {
$$(".HLLCTR-" + elem.id).each(function (ctr) {
ctr.innerHTML = elem.labels;
});
});
}
},
onActionChanged: function(elem) {
eval(elem.value);
elem.attr('value', 'false');
},
correctHeadlinesOffset: function(id) {
const container = $("headlines-frame");
const row = $("RROW-" + id);
if (!container || !row) return;
const viewport = container.offsetHeight;
const rel_offset_top = row.offsetTop - container.scrollTop;
const rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
//console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
//console.log("Vport: " + viewport);
if (rel_offset_top <= 0 || rel_offset_top > viewport) {
container.scrollTop = row.offsetTop;
} else if (rel_offset_bottom > viewport) {
container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
}
},
initFloatingMenu: function() {
if (!dijit.byId("floatingMenu")) {
const menu = new dijit.Menu({
id: "floatingMenu",
targetNodeIds: ["floatingTitle"]
});
this.headlinesMenuCommon(menu);
menu.startup();
}
},
headlinesMenuCommon: function(menu) {
menu.addChild(new dijit.MenuItem({
label: __("Open original article"),
onClick: function (event) {
Article.openArticleInNewWindow(this.getParent().currentTarget.getAttribute("data-article-id"));
}
}));
menu.addChild(new dijit.MenuItem({
label: __("Display article URL"),
onClick: function (event) {
Article.displayArticleUrl(this.getParent().currentTarget.getAttribute("data-article-id"));
}
}));
menu.addChild(new dijit.MenuSeparator());
menu.addChild(new dijit.MenuItem({
label: __("Toggle unread"),
onClick: function () {
let ids = Headlines.getSelectedArticleIds2();
// cast to string
const id = (this.getParent().currentTarget.getAttribute("data-article-id")) + "";
ids = ids.length != 0 && ids.indexOf(id) != -1 ? ids : [id];
Headlines.selectionToggleUnread({ids: ids, no_error: 1});
}
}));
menu.addChild(new dijit.MenuItem({
label: __("Toggle starred"),
onClick: function () {
let ids = Headlines.getSelectedArticleIds2();
// cast to string
const id = (this.getParent().currentTarget.getAttribute("data-article-id")) + "";
ids = ids.length != 0 && ids.indexOf(id) != -1 ? ids : [id];
Headlines.selectionToggleMarked(ids);
}
}));
menu.addChild(new dijit.MenuItem({
label: __("Toggle published"),
onClick: function () {
let ids = Headlines.getSelectedArticleIds2();
// cast to string
const id = (this.getParent().currentTarget.getAttribute("data-article-id")) + "";
ids = ids.length != 0 && ids.indexOf(id) != -1 ? ids : [id];
Headlines.selectionTogglePublished(ids);
}
}));
menu.addChild(new dijit.MenuSeparator());
menu.addChild(new dijit.MenuItem({
label: __("Mark above as read"),
onClick: function () {
Headlines.catchupRelativeToArticle(0, this.getParent().currentTarget.getAttribute("data-article-id"));
}
}));
menu.addChild(new dijit.MenuItem({
label: __("Mark below as read"),
onClick: function () {
Headlines.catchupRelativeToArticle(1, this.getParent().currentTarget.getAttribute("data-article-id"));
}
}));
const labels = getInitParam("labels");
if (labels && labels.length) {
menu.addChild(new dijit.MenuSeparator());
const labelAddMenu = new dijit.Menu({ownerMenu: menu});
const labelDelMenu = new dijit.Menu({ownerMenu: menu});
labels.each(function (label) {
const bare_id = label.id;
const name = label.caption;
labelAddMenu.addChild(new dijit.MenuItem({
label: name,
labelId: bare_id,
onClick: function () {
let ids = Headlines.getSelectedArticleIds2();
// cast to string
const id = (this.getParent().ownerMenu.currentTarget.getAttribute("data-article-id")) + "";
ids = ids.length != 0 && ids.indexOf(id) != -1 ? ids : [id];
Headlines.selectionAssignLabel(this.labelId, ids);
}
}));
labelDelMenu.addChild(new dijit.MenuItem({
label: name,
labelId: bare_id,
onClick: function () {
let ids = Headlines.getSelectedArticleIds2();
// cast to string
const id = (this.getParent().ownerMenu.currentTarget.getAttribute("data-article-id")) + "";
ids = ids.length != 0 && ids.indexOf(id) != -1 ? ids : [id];
Headlines.selectionRemoveLabel(this.labelId, ids);
}
}));
});
menu.addChild(new dijit.PopupMenuItem({
label: __("Assign label"),
popup: labelAddMenu
}));
menu.addChild(new dijit.PopupMenuItem({
label: __("Remove label"),
popup: labelDelMenu
}));
}
},
initHeadlinesMenu: function() {
if (!dijit.byId("headlinesMenu")) {
const menu = new dijit.Menu({
id: "headlinesMenu",
targetNodeIds: ["headlines-frame"],
selector: ".hlMenuAttach"
});
this.headlinesMenuCommon(menu);
menu.startup();
}
/* vgroup feed title menu */
if (!dijit.byId("headlinesFeedTitleMenu")) {
const menu = new dijit.Menu({
id: "headlinesFeedTitleMenu",
targetNodeIds: ["headlines-frame"],
selector: "div.cdmFeedTitle"
});
menu.addChild(new dijit.MenuItem({
label: __("Select articles in group"),
onClick: function (event) {
Headlines.selectArticles("all",
"#headlines-frame > div[id*=RROW]" +
"[data-orig-feed-id='" + this.getParent().currentTarget.getAttribute("data-feed-id") + "']");
}
}));
menu.addChild(new dijit.MenuItem({
label: __("Mark group as read"),
onClick: function () {
Headlines.selectArticles("none");
Headlines.selectArticles("all",
"#headlines-frame > div[id*=RROW]" +
"[data-orig-feed-id='" + this.getParent().currentTarget.getAttribute("data-feed-id") + "']");
Headlines.catchupSelection();
}
}));
menu.addChild(new dijit.MenuItem({
label: __("Mark feed as read"),
onClick: function () {
Feeds.catchupFeedInGroup(this.getParent().currentTarget.getAttribute("data-feed-id"));
}
}));
menu.addChild(new dijit.MenuItem({
label: __("Edit feed"),
onClick: function () {
editFeed(this.getParent().currentTarget.getAttribute("data-feed-id"));
}
}));
menu.startup();
}
}
};