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tt-rss/js/Headlines.js

1508 lines
43 KiB
JavaScript

'use strict';
/* global __, ngettext, Article, App */
/* global dojo, dijit, PluginHost, Notify, xhr, Feeds */
/* global CommonDialogs */
const Headlines = {
vgroup_last_feed: undefined,
_headlines_scroll_timeout: 0,
//_observer_counters_timeout: 0,
headlines: [],
current_first_id: 0,
_scroll_reset_timeout: false,
default_force_previous: false,
default_force_to_top: false,
line_scroll_offset: 120, /* px */
sticky_header_observer: new IntersectionObserver(
(entries, observer) => {
entries.forEach((entry) => {
const header = entry.target.nextElementSibling;
if (entry.intersectionRatio == 0) {
header.setAttribute("stuck", "1");
} else if (entry.intersectionRatio == 1) {
header.removeAttribute("stuck");
}
//console.log(entry.target, header, entry.intersectionRatio);
});
},
{threshold: [0, 1], root: document.querySelector("#headlines-frame")}
),
unpack_observer: new IntersectionObserver(
(entries, observer) => {
entries.forEach((entry) => {
if (entry.intersectionRatio > 0)
Article.unpack(entry.target);
});
},
{threshold: [0], root: document.querySelector("#headlines-frame")}
),
row_observer: new MutationObserver((mutations) => {
const modified = [];
mutations.forEach((m) => {
if (m.type == 'attributes' && ['class', 'data-score'].indexOf(m.attributeName) != -1) {
const row = m.target;
const id = row.getAttribute("data-article-id");
if (Headlines.headlines[id]) {
const hl = Headlines.headlines[id];
if (hl) {
const hl_old = {...{}, ...hl};
hl.unread = row.hasClassName("Unread");
hl.marked = row.hasClassName("marked");
hl.published = row.hasClassName("published");
// not sent by backend
hl.selected = row.hasClassName("Selected");
hl.active = row.hasClassName("active");
hl.score = row.getAttribute("data-score");
modified.push({id: hl.id, new: hl, old: hl_old, row: row});
}
}
}
});
Headlines.updateSelectedPrompt();
if ('requestIdleCallback' in window)
window.requestIdleCallback(() => {
Headlines.syncModified(modified);
});
else
Headlines.syncModified(modified);
}),
syncModified: function (modified) {
const ops = {
tmark: [],
tpub: [],
read: [],
unread: [],
select: [],
deselect: [],
activate: [],
deactivate: [],
rescore: {},
};
modified.forEach(function (m) {
if (m.old.marked != m.new.marked)
ops.tmark.push(m.id);
if (m.old.published != m.new.published)
ops.tpub.push(m.id);
if (m.old.unread != m.new.unread)
m.new.unread ? ops.unread.push(m.id) : ops.read.push(m.id);
if (m.old.selected != m.new.selected)
m.new.selected ? ops.select.push(m.row) : ops.deselect.push(m.row);
if (m.old.active != m.new.active)
m.new.active ? ops.activate.push(m.row) : ops.deactivate.push(m.row);
if (m.old.score != m.new.score) {
const score = m.new.score;
ops.rescore[score] = ops.rescore[score] || [];
ops.rescore[score].push(m.id);
}
});
ops.select.forEach((row) => {
const cb = dijit.getEnclosingWidget(row.querySelector(".rchk"));
if (cb)
cb.attr('checked', true);
});
ops.deselect.forEach((row) => {
const cb = dijit.getEnclosingWidget(row.querySelector(".rchk"));
if (cb && !row.hasClassName("active"))
cb.attr('checked', false);
});
ops.activate.forEach((row) => {
const cb = dijit.getEnclosingWidget(row.querySelector(".rchk"));
if (cb)
cb.attr('checked', true);
});
ops.deactivate.forEach((row) => {
const cb = dijit.getEnclosingWidget(row.querySelector(".rchk"));
if (cb && !row.hasClassName("Selected"))
cb.attr('checked', false);
});
const promises = [];
if (ops.tmark.length != 0)
promises.push(xhr.post("backend.php",
{op: "rpc", method: "markSelected", "ids[]": ops.tmark, cmode: 2}));
if (ops.tpub.length != 0)
promises.push(xhr.post("backend.php",
{op: "rpc", method: "publishSelected", "ids[]": ops.tpub, cmode: 2}));
if (ops.read.length != 0)
promises.push(xhr.post("backend.php",
{op: "rpc", method: "catchupSelected", "ids[]": ops.read, cmode: 0}));
if (ops.unread.length != 0)
promises.push(xhr.post("backend.php",
{op: "rpc", method: "catchupSelected", "ids[]": ops.unread, cmode: 1}));
const scores = Object.keys(ops.rescore);
if (scores.length != 0) {
scores.forEach((score) => {
promises.push(xhr.post("backend.php",
{op: "article", method: "setScore", "ids[]": ops.rescore[score].toString(), score: score}));
});
}
Promise.all(promises).then((results) => {
let feeds = [];
let labels = [];
results.forEach((res) => {
if (res) {
try {
const obj = JSON.parse(res);
if (obj.feeds)
feeds = feeds.concat(obj.feeds);
if (obj.labels)
labels = labels.concat(obj.labels);
} catch (e) {
console.warn(e, res);
}
}
});
4 years ago
if (feeds.length > 0) {
console.log('requesting counters for', feeds, labels);
Feeds.requestCounters(feeds, labels);
}
4 years ago
});
},
click: function (event, id, in_body) {
in_body = in_body || false;
if (event.shiftKey && Article.getActive()) {
Headlines.select('none');
const ids = Headlines.getRange(Article.getActive(), id);
console.log(Article.getActive(), id, ids);
for (let i = 0; i < ids.length; i++)
Headlines.select('all', ids[i]);
} else if (event.ctrlKey) {
Headlines.select('invert', id);
} else {
// eslint-disable-next-line no-lonely-if
if (App.isCombinedMode()) {
if (event.altKey && !in_body) {
Article.openInNewWindow(id);
Headlines.toggleUnread(id, 0);
} else if (Article.getActive() != id) {
Headlines.select('none');
const scroll_position_A = App.byId(`RROW-${id}`).offsetTop - App.byId("headlines-frame").scrollTop;
Article.setActive(id);
if (App.getInitParam("cdm_expanded")) {
if (!in_body)
Article.openInNewWindow(id);
Headlines.toggleUnread(id, 0);
} else {
const scroll_position_B = App.byId(`RROW-${id}`).offsetTop - App.byId("headlines-frame").scrollTop;
// this would only work if there's enough space
App.byId("headlines-frame").scrollTop -= scroll_position_A-scroll_position_B;
Article.cdmMoveToId(id);
}
} else if (in_body) {
Headlines.toggleUnread(id, 0);
} else { /* !in body */
Article.openInNewWindow(id);
}
return in_body;
} else {
// eslint-disable-next-line no-lonely-if
if (event.altKey) {
Article.openInNewWindow(id);
Headlines.toggleUnread(id, 0);
} else {
Headlines.select('none');
Article.view(id);
}
}
}
return false;
},
initScrollHandler: function () {
App.byId("headlines-frame").onscroll = (event) => {
clearTimeout(this._headlines_scroll_timeout);
this._headlines_scroll_timeout = window.setTimeout(function () {
//console.log('done scrolling', event);
Headlines.scrollHandler(event);
}, 50);
}
},
loadMore: function () {
const view_mode = document.forms["toolbar-main"].view_mode.value;
const unread_in_buffer = App.findAll("#headlines-frame > div[id*=RROW][class*=Unread]").length;
const num_all = App.findAll("#headlines-frame > div[id*=RROW]").length;
const num_unread = Feeds.getUnread(Feeds.getActive(), Feeds.activeIsCat());
// TODO implement marked & published
let offset = num_all;
switch (view_mode) {
case "marked":
case "published":
console.warn("loadMore: ", view_mode, "not implemented");
break;
case "unread":
offset = unread_in_buffer;
break;
case "adaptive":
if (!(Feeds.getActive() == -1 && !Feeds.activeIsCat()))
offset = num_unread > 0 ? unread_in_buffer : num_all;
break;
}
console.log("loadMore, offset=", offset);
Feeds.open({feed: Feeds.getActive(), is_cat: Feeds.activeIsCat(), offset: offset, append: true});
},
isChildVisible: function (elem) {
return App.Scrollable.isChildVisible(elem, App.byId("headlines-frame"));
},
firstVisible: function () {
const rows = App.findAll("#headlines-frame > div[id*=RROW]");
for (let i = 0; i < rows.length; i++) {
const row = rows[i];
if (this.isChildVisible(row)) {
return row.getAttribute("data-article-id");
}
}
},
unpackVisible: function(container) {
const rows = App.findAll("#headlines-frame > div[id*=RROW][data-content].cdm");
for (let i = 0; i < rows.length; i++) {
if (App.Scrollable.isChildVisible(rows[i], container)) {
console.log('force unpacking:', rows[i].getAttribute('id'));
Article.unpack(rows[i]);
}
}
},
scrollHandler: function (/*event*/) {
try {
if (!Feeds.infscroll_disabled && !Feeds.infscroll_in_progress) {
const hsp = App.byId("headlines-spacer");
const container = App.byId("headlines-frame");
if (hsp && hsp.previousSibling) {
const last_row = hsp.previousSibling;
// invoke lazy load if last article in buffer is nearly visible OR is active
if (Article.getActive() == last_row.getAttribute("data-article-id") || last_row.offsetTop - 250 <= container.scrollTop + container.offsetHeight) {
hsp.innerHTML = "<span class='loading'><img src='images/indicator_tiny.gif'> " +
__("Loading, please wait...") + "</span>";
Headlines.loadMore();
return;
}
}
}
if (App.isCombinedMode() && App.getInitParam("cdm_expanded")) {
const container = App.byId("headlines-frame")
/* don't do anything until there was some scrolling */
if (container.scrollTop > 0)
Headlines.unpackVisible(container);
}
if (App.getInitParam("cdm_auto_catchup")) {
const rows = App.findAll("#headlines-frame > div[id*=RROW][class*=Unread]");
for (let i = 0; i < rows.length; i++) {
const row = rows[i];
if (App.byId("headlines-frame").scrollTop > (row.offsetTop + row.offsetHeight / 2)) {
row.removeClassName("Unread");
} else {
break;
}
}
}
} catch (e) {
console.warn("scrollHandler", e);
}
},
objectById: function (id) {
return this.headlines[id];
},
setCommonClasses: function () {
App.byId("headlines-frame").removeClassName("cdm");
App.byId("headlines-frame").removeClassName("normal");
App.byId("headlines-frame").addClassName(App.isCombinedMode() ? "cdm" : "normal");
// for floating title because it's placed outside of headlines-frame
App.byId("main").removeClassName("expandable");
App.byId("main").removeClassName("expanded");
if (App.isCombinedMode())
App.byId("main").addClassName(App.getInitParam("cdm_expanded") ? "expanded" : "expandable");
},
renderAgain: function () {
// TODO: wrap headline elements into a knockoutjs model to prevent all this stuff
Headlines.setCommonClasses();
App.findAll("#headlines-frame > div[id*=RROW]").forEach((row) => {
const id = row.getAttribute("data-article-id");
const hl = this.headlines[id];
if (hl) {
const new_row = this.render({}, hl);
row.parentNode.replaceChild(new_row, row);
if (hl.active) {
new_row.addClassName("active");
Article.unpack(new_row);
if (App.isCombinedMode())
Article.cdmMoveToId(id, {noscroll: true});
else
Article.view(id);
}
if (hl.selected) this.select("all", id);
}
});
App.findAll(".cdm .header-sticky-guard").forEach((e) => {
this.sticky_header_observer.observe(e)
});
if (App.getInitParam("cdm_expanded"))
App.findAll("#headlines-frame > div[id*=RROW].cdm").forEach((e) => {
this.unpack_observer.observe(e)
});
},
render: function (headlines, hl) {
let row = null;
let row_class = "";
if (hl.marked) row_class += " marked";
if (hl.published) row_class += " published";
if (hl.unread) row_class += " Unread";
if (headlines.vfeed_group_enabled) row_class += " vgrlf";
if (headlines.vfeed_group_enabled && hl.feed_title && this.vgroup_last_feed != hl.feed_id) {
const vgrhdr = `<div data-feed-id='${hl.feed_id}' class='feed-title'>
<div class="pull-right">${Feeds.renderIcon(hl.feed_id, hl.has_icon)}</div>
<a class="title" href="#" onclick="Feeds.open({feed:${hl.feed_id}})">${hl.feed_title}</a>
<a class="catchup" title="${__('mark feed as read')}" onclick="Feeds.catchupFeedInGroup(${hl.feed_id})" href="#">
<i class="icon-done material-icons">done_all</i>
</a>
</div>`
const tmp = document.createElement("div");
tmp.innerHTML = vgrhdr;
App.byId("headlines-frame").appendChild(tmp.firstChild);
this.vgroup_last_feed = hl.feed_id;
}
if (App.isCombinedMode()) {
row_class += App.getInitParam("cdm_expanded") ? " expanded" : " expandable";
const comments = Article.formatComments(hl);
row = `<div class="cdm ${row_class} ${Article.getScoreClass(hl.score)}"
id="RROW-${hl.id}"
data-article-id="${hl.id}"
data-orig-feed-id="${hl.feed_id}"
data-content="${App.escapeHtml(hl.content)}"
data-score="${hl.score}"
data-article-title="${App.escapeHtml(hl.title)}"
onmouseover="Article.mouseIn(${hl.id})"
onmouseout="Article.mouseOut(${hl.id})">
<div class="header-sticky-guard"></div>
<div class="header">
<div class="left">
<input dojoType="dijit.form.CheckBox" type="checkbox" onclick="Headlines.onRowChecked(this)" class='rchk'>
<i class="marked-pic marked-${hl.id} material-icons" onclick="Headlines.toggleMark(${hl.id})">star</i>
<i class="pub-pic pub-${hl.id} material-icons" onclick="Headlines.togglePub(${hl.id})">rss_feed</i>
</div>
<span onclick="return Headlines.click(event, ${hl.id});" data-article-id="${hl.id}" class="titleWrap hlMenuAttach">
${App.getInitParam("debug_headline_ids") ? `<span class="text-muted small">A: ${hl.id} F: ${hl.feed_id}</span>` : ""}
<a class="title" title="${App.escapeHtml(hl.title)}" target="_blank" rel="noopener noreferrer" href="${App.escapeHtml(hl.link)}">
${hl.title}</a>
<span class="author">${hl.author}</span>
${Article.renderLabels(hl.id, hl.labels)}
${hl.cdm_excerpt ? hl.cdm_excerpt : ""}
</span>
<div class="feed">
<a href="#" style="background-color: ${hl.feed_bg_color}"
onclick="Feeds.open({feed:${hl.feed_id}})">${hl.feed_title}</a>
</div>
<span class="updated" title="${hl.imported}">${hl.updated}</span>
<div class="right">
<i class="material-icons icon-score" title="${hl.score}" onclick="Article.setScore(${hl.id}, this)">${Article.getScorePic(hl.score)}</i>
<span style="cursor : pointer" title="${App.escapeHtml(hl.feed_title)}" onclick="Feeds.open({feed:${hl.feed_id}})">
${Feeds.renderIcon(hl.feed_id, hl.has_icon)}
</span>
</div>
</div>
<div class="content" onclick="return Headlines.click(event, ${hl.id}, true);">
${Article.renderNote(hl.id, hl.note)}
<div class="content-inner" lang="${hl.lang ? hl.lang : 'en'}">
<img src="${App.getInitParam('icon_indicator_white')}">
</div>
<div class="intermediate">
${Article.renderEnclosures(hl.enclosures)}
</div>
<div class="footer" onclick="event.stopPropagation()">
<div class="left">
${hl.buttons_left}
<i class="material-icons">label_outline</i>
${Article.renderTags(hl.id, hl.tags)}
<a title="${__("Edit tags for this article")}" href="#"
onclick="Article.editTags(${hl.id})">(+)</a>
${comments}
</div>
<div class="right">
${hl.buttons}
</div>
</div>
</div>
</div>`;
} else {
row = `<div class="hl ${row_class} ${Article.getScoreClass(hl.score)}"
id="RROW-${hl.id}"
data-orig-feed-id="${hl.feed_id}"
data-article-id="${hl.id}"
data-score="${hl.score}"
data-article-title="${App.escapeHtml(hl.title)}"
onmouseover="Article.mouseIn(${hl.id})"
onmouseout="Article.mouseOut(${hl.id})">
<div class="left">
<input dojoType="dijit.form.CheckBox" type="checkbox" onclick="Headlines.onRowChecked(this)" class='rchk'>
<i class="marked-pic marked-${hl.id} material-icons" onclick="Headlines.toggleMark(${hl.id})">star</i>
<i class="pub-pic pub-${hl.id} material-icons" onclick="Headlines.togglePub(${hl.id})">rss_feed</i>
</div>
<div onclick="return Headlines.click(event, ${hl.id})" class="title">
${App.getInitParam("debug_headline_ids") ? `<span class="text-muted small">A: ${hl.id} F: ${hl.feed_id}</span>` : ""}
<span data-article-id="${hl.id}" class="hl-content hlMenuAttach">
<a class="title" href="${App.escapeHtml(hl.link)}">${hl.title} <span class="preview">${hl.content_preview}</span></a>
<span class="author">${hl.author}</span>
${Article.renderLabels(hl.id, hl.labels)}
</span>
</div>
<span class="feed">
<a style="background : ${hl.feed_bg_color}" href="#" onclick="Feeds.open({feed:${hl.feed_id}})">${hl.feed_title}</a>
</span>
<div title="${hl.imported}">
<span class="updated">${hl.updated}</span>
</div>
<div class="right">
<i class="material-icons icon-score" title="${hl.score}" onclick="Article.setScore(${hl.id}, this)">${Article.getScorePic(hl.score)}</i>
<span onclick="Feeds.open({feed:${hl.feed_id}})" style="cursor : pointer" title="${App.escapeHtml(hl.feed_title)}">${Feeds.renderIcon(hl.feed_id, hl.has_icon)}</span>
</div>
</div>
`;
}
const tmp = document.createElement("div");
tmp.innerHTML = row;
dojo.parser.parse(tmp);
this.row_observer.observe(tmp.firstChild, {attributes: true});
PluginHost.run(PluginHost.HOOK_HEADLINE_RENDERED, tmp.firstChild);
return tmp.firstChild;
},
updateCurrentUnread: function () {
if (App.byId("feed_current_unread")) {
const feed_unread = Feeds.getUnread(Feeds.getActive(), Feeds.activeIsCat());
if (feed_unread > 0 && !Element.visible("feeds-holder")) {
App.byId("feed_current_unread").innerText = feed_unread;
Element.show("feed_current_unread");
} else {
Element.hide("feed_current_unread");
}
}
},
renderToolbar: function(headlines) {
const tb = headlines['toolbar'];
const search_query = Feeds._search_query ? Feeds._search_query.query : "";
const target = dijit.byId('toolbar-headlines');
if (tb && typeof tb == 'object') {
target.attr('innerHTML',
`
<span class='left'>
<a href="#" title="${__("Show as feed")}"
onclick='CommonDialogs.generatedFeed("${headlines.id}", ${headlines.is_cat}, "${App.escapeHtml(search_query)}")'>
<i class='icon-syndicate material-icons'>rss_feed</i>
</a>
${tb.site_url ?
`<a class="feed_title" target="_blank" href="${App.escapeHtml(tb.site_url)}" title="${tb.last_updated}">${tb.title}</a>` :
`<span class="feed_title">${tb.title}</span>`}
${search_query ?
`
<span class='cancel_search'>(<a href='#' onclick='Feeds.cancelSearch()'>${__("Cancel search")}</a>)</span>
` : ''}
${tb.error ? `<i title="${App.escapeHtml(tb.error)}" class='material-icons icon-error'>error</i>` : ''}
<span id='feed_current_unread' style='display: none'></span>
</span>
<span class='right'>
<span id='selected_prompt'></span>
<div dojoType='fox.form.DropDownButton' title='"${__('Select articles')}'>
<span>${__("Select...")}</span>
<div dojoType='dijit.Menu' style='display: none;'>
<div dojoType='dijit.MenuItem' onclick='Headlines.select("all")'>${__('All')}</div>
<div dojoType='dijit.MenuItem' onclick='Headlines.select("unread")'>${__('Unread')}</div>
<div dojoType='dijit.MenuItem' onclick='Headlines.select("invert")'>${__('Invert')}</div>
<div dojoType='dijit.MenuItem' onclick='Headlines.select("none")'>${__('None')}</div>
<div dojoType='dijit.MenuSeparator'></div>
<div dojoType='dijit.MenuItem' onclick='Headlines.selectionToggleUnread()'>${__('Toggle unread')}</div>
<div dojoType='dijit.MenuItem' onclick='Headlines.selectionToggleMarked()'>${__('Toggle starred')}</div>
<div dojoType='dijit.MenuItem' onclick='Headlines.selectionTogglePublished()'>${__('Toggle published')}</div>
<div dojoType='dijit.MenuSeparator'></div>
<div dojoType='dijit.MenuItem' onclick='Headlines.catchupSelection()'>${__('Mark as read')}</div>
<div dojoType='dijit.MenuItem' onclick='Article.selectionSetScore()'>${__('Set score')}</div>
${tb.plugin_menu_items}
${headlines.id === 0 && !headlines.is_cat ?
`
<div dojoType='dijit.MenuSeparator'></div>
<div dojoType='dijit.MenuItem' class='text-error' onclick='Headlines.deleteSelection()'>${__('Delete permanently')}</div>
` : ''}
</div>
${tb.plugin_buttons}
</span>
`);
} else {
target.attr('innerHTML', '');
}
dojo.parser.parse(target.domNode);
},
onLoaded: function (reply, offset, append) {
console.log("Headlines.onLoaded: offset=", offset, "append=", append);
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.getActive() || is_cat != Feeds.activeIsCat()))
return;
const headlines_count = reply['headlines-info']['count'];
//this.vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
this.current_first_id = reply['headlines']['first_id'];
console.log('received', headlines_count, 'headlines');
if (!append) {
Feeds.infscroll_disabled = parseInt(headlines_count) != 30;
console.log('infscroll_disabled=', Feeds.infscroll_disabled);
// also called in renderAgain() after view mode switch
Headlines.setCommonClasses();
App.byId("headlines-frame").setAttribute("is-vfeed",
reply['headlines']['is_vfeed'] ? 1 : 0);
Article.setActive(0);
try {
App.byId("headlines-frame").removeClassName("smooth-scroll");
App.byId("headlines-frame").scrollTop = 0;
App.byId("headlines-frame").addClassName("smooth-scroll");
} catch (e) {
console.warn(e);
}
this.headlines = [];
this.vgroup_last_feed = undefined;
/*dojo.html.set(App.byId("toolbar-headlines"),
reply['headlines']['toolbar'],
{parseContent: true});*/
Headlines.renderToolbar(reply['headlines']);
if (typeof reply['headlines']['content'] == 'string') {
App.byId("headlines-frame").innerHTML = reply['headlines']['content'];
} else {
App.byId("headlines-frame").innerHTML = '';
for (let i = 0; i < reply['headlines']['content'].length; i++) {
const hl = reply['headlines']['content'][i];
App.byId("headlines-frame").appendChild(this.render(reply['headlines'], hl));
this.headlines[parseInt(hl.id)] = hl;
}
}
let hsp = App.byId("headlines-spacer");
if (!hsp) {
hsp = document.createElement("div");
hsp.id = "headlines-spacer";
}
dijit.byId('headlines-frame').domNode.appendChild(hsp);
this.initHeadlinesMenu();
if (Feeds.infscroll_disabled)
hsp.innerHTML = "<a href='#' onclick='Feeds.openNextUnread()'>" +
__("Click to open next unread feed.") + "</a>";
/*
if (Feeds._search_query) {
App.byId("feed_title").innerHTML += "<span id='cancel_search'>" +
" (<a href='#' onclick='Feeds.cancelSearch()'>" + __("Cancel search") + "</a>)" +
"</span>";
} */
Headlines.updateCurrentUnread();
} else if (headlines_count > 0 && feed_id == Feeds.getActive() && is_cat == Feeds.activeIsCat()) {
const c = dijit.byId("headlines-frame");
let hsp = App.byId("headlines-spacer");
if (hsp)
c.domNode.removeChild(hsp);
let headlines_appended = 0;
if (typeof reply['headlines']['content'] == 'string') {
App.byId("headlines-frame").innerHTML = reply['headlines']['content'];
} else {
for (let i = 0; i < reply['headlines']['content'].length; i++) {
const hl = reply['headlines']['content'][i];
if (!this.headlines[parseInt(hl.id)]) {
App.byId("headlines-frame").appendChild(this.render(reply['headlines'], hl));
this.headlines[parseInt(hl.id)] = hl;
++headlines_appended;
}
}
}
Feeds.infscroll_disabled = headlines_appended == 0;
console.log('appended', headlines_appended, 'headlines, infscroll_disabled=', Feeds.infscroll_disabled);
if (!hsp) {
hsp = document.createElement("div");
hsp.id = "headlines-spacer";
}
c.domNode.appendChild(hsp);
this.initHeadlinesMenu();
if (Feeds.infscroll_disabled) {
hsp.innerHTML = "<a href='#' onclick='Feeds.openNextUnread()'>" +
__("Click to open next unread feed.") + "</a>";
}
} else {
Feeds.infscroll_disabled = true;
const first_id_changed = reply['headlines']['first_id_changed'];
console.log("no headlines received, infscroll_disabled=", Feeds.infscroll_disabled, 'first_id_changed=', first_id_changed);
const hsp = App.byId("headlines-spacer");
if (hsp) {
if (first_id_changed) {
hsp.innerHTML = "<a href='#' onclick='Feeds.reloadCurrent()'>" +
__("New articles found, reload feed to continue.") + "</a>";
} else {
hsp.innerHTML = "<a href='#' onclick='Feeds.openNextUnread()'>" +
__("Click to open next unread feed.") + "</a>";
}
}
}
App.findAll(".cdm .header-sticky-guard").forEach((e) => {
this.sticky_header_observer.observe(e)
});
if (App.getInitParam("cdm_expanded"))
App.findAll("#headlines-frame > div[id*=RROW].cdm").forEach((e) => {
this.unpack_observer.observe(e)
});
} else {
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, fill buffer more, etc
this.scrollHandler();
Notify.close();
},
reverse: function () {
const toolbar = document.forms["toolbar-main"];
const order_by = dijit.getEnclosingWidget(toolbar.order_by);
let value = order_by.attr('value');
if (value != "date_reverse")
value = "date_reverse";
else
value = "default";
order_by.attr('value', value);
Feeds.reloadCurrent();
},
selectionToggleUnread: function (params = {}) {
const cmode = params.cmode != undefined ? params.cmode : 2;
const no_error = params.no_error || false;
const ids = params.ids || Headlines.getSelected();
if (ids.length == 0) {
if (!no_error)
alert(__("No articles selected."));
return;
}
ids.forEach((id) => {
const row = App.byId(`RROW-${id}`);
if (row) {
switch (cmode) {
case 0:
row.removeClassName("Unread");
break;
case 1:
row.addClassName("Unread");
break;
case 2:
row.toggleClassName("Unread");
}
}
});
},
selectionToggleMarked: function (ids) {
ids = ids || Headlines.getSelected();
if (ids.length == 0) {
alert(__("No articles selected."));
return;
}
ids.forEach((id) => {
this.toggleMark(id);
});
},
selectionTogglePublished: function (ids) {
ids = ids || Headlines.getSelected();
if (ids.length == 0) {
alert(__("No articles selected."));
return;
}
ids.forEach((id) => {
this.togglePub(id);
});
},
toggleMark: function (id) {
const row = App.byId(`RROW-${id}`);
if (row)
row.toggleClassName("marked");
},
togglePub: function (id) {
const row = App.byId(`RROW-${id}`);
if (row)
row.toggleClassName("published");
},
move: function (mode, params = {}) {
const no_expand = params.no_expand || false;
const force_previous = params.force_previous || this.default_force_previous;
const force_to_top = params.force_to_top || this.default_force_to_top;
let prev_id = false;
let next_id = false;
let current_id = Article.getActive();
if (!Headlines.isChildVisible(App.byId(`RROW-${current_id}`))) {
console.log('active article is obscured, resetting to first visible...');
current_id = Headlines.firstVisible();
prev_id = current_id;
next_id = current_id;
} else {
const rows = Headlines.getLoaded();
for (let i = 0; i < rows.length; i++) {
if (rows[i] == current_id) {
// Account for adjacent identical article ids.
if (i > 0) prev_id = rows[i - 1];
for (let j = i + 1; j < rows.length; j++) {
if (rows[j] != current_id) {
next_id = rows[j];
break;
}
}
break;
}
}
}
console.log("cur: " + current_id + " next: " + next_id + " prev:" + prev_id);
if (mode === "next") {
if (next_id) {
if (App.isCombinedMode()) {
window.requestAnimationFrame(() => {
Article.setActive(next_id);
Article.cdmMoveToId(next_id, {force_to_top: force_to_top});
});
} else {
Article.view(next_id, no_expand);
}
} else if (App.isCombinedMode()) {
// try to show hsp if no next article exists, in case there's useful information like first_id_changed etc
const row = App.byId(`RROW-${current_id}`);
const ctr = App.byId("headlines-frame");
if (row) {
const next = row.nextSibling;
// hsp has half-screen height in auto catchup mode therefore we use its first child (normally A element)
if (next && Element.visible(next) && next.id == "headlines-spacer" && next.firstChild) {
const offset = App.byId("headlines-spacer").offsetTop - App.byId("headlines-frame").offsetHeight + next.firstChild.offsetHeight;
// don't jump back either
if (ctr.scrollTop < offset)
ctr.scrollTop = offset;
}
}
}
} else if (mode === "prev") {
if (prev_id || current_id) {
if (App.isCombinedMode()) {
window.requestAnimationFrame(() => {
const row = App.byId(`RROW-${current_id}`);
const ctr = App.byId("headlines-frame");
const delta_px = Math.round(row.offsetTop) - Math.round(ctr.scrollTop);
console.log('moving back, delta_px', delta_px);
if (!force_previous && row && delta_px < -8) {
Article.setActive(current_id);
Article.cdmMoveToId(current_id, {force_to_top: force_to_top});
} else if (prev_id) {
Article.setActive(prev_id);
Article.cdmMoveToId(prev_id, {force_to_top: force_to_top});
}
});
} else if (prev_id) {
Article.view(prev_id, no_expand);
}
}
}
},
updateSelectedPrompt: function () {
const count = Headlines.getSelected().length;
const elem = App.byId("selected_prompt");
if (elem) {
elem.innerHTML = ngettext("%d article selected",
"%d articles selected", count).replace("%d", count);
count > 0 ? Element.show(elem) : Element.hide(elem);
}
},
toggleUnread: function (id, cmode) {
const row = App.byId(`RROW-${id}`);
if (row) {
if (typeof cmode == "undefined") cmode = 2;
switch (cmode) {
case 0:
row.removeClassName("Unread");
break;
case 1:
row.addClassName("Unread");
break;
case 2:
row.toggleClassName("Unread");
break;
}
}
},
selectionRemoveLabel: function (id, ids) {
if (!ids) ids = Headlines.getSelected();
if (ids.length == 0) {
alert(__("No articles selected."));
return;
}
const query = {
op: "article", method: "removeFromLabel",
ids: ids.toString(), lid: id
};
xhr.json("backend.php", query, (reply) => {
this.onLabelsUpdated(reply);
});
},
selectionAssignLabel: function (id, ids) {
if (!ids) ids = Headlines.getSelected();
if (ids.length == 0) {
alert(__("No articles selected."));
return;
}
const query = {
op: "article", method: "assignToLabel",
ids: ids.toString(), lid: id
};
xhr.json("backend.php", query, (reply) => {
this.onLabelsUpdated(reply);
});
},
deleteSelection: function () {
const rows = Headlines.getSelected();
if (rows.length == 0) {
alert(__("No articles selected."));
return;
}
const fn = Feeds.getName(Feeds.getActive(), Feeds.activeIsCat());
let str;
if (Feeds.getActive() != 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 (App.getInitParam("confirm_feed_catchup") && !confirm(str)) {
return;
}
const query = {op: "rpc", method: "delete", ids: rows.toString()};
xhr.json("backend.php", query, () => {
Feeds.reloadCurrent();
});
},
getSelected: function () {
const rv = [];
App.findAll("#headlines-frame > div[id*=RROW][class*=Selected]").forEach(
function (child) {
rv.push(child.getAttribute("data-article-id"));
});
// consider active article a honorary member of selected articles
if (Article.getActive())
rv.push(Article.getActive());
return rv.uniq();
},
getLoaded: function () {
const rv = [];
const children = App.findAll("#headlines-frame > div[id*=RROW-]");
children.forEach(function (child) {
if (Element.visible(child)) {
rv.push(child.getAttribute("data-article-id"));
}
});
return rv;
},
onRowChecked: function (elem) {
const row = elem.domNode.closest("div[id*=RROW]");
// do not allow unchecking active article checkbox
if (row.hasClassName("active")) {
elem.attr("checked", 1);
return;
}
if (elem.attr("checked")) {
row.addClassName("Selected");
} else {
row.removeClassName("Selected");
}
},
getRange: function (start, stop) {
if (start == stop)
return [start];
const rows = App.findAll("#headlines-frame > div[id*=RROW]");
const results = [];
let collecting = false;
for (let i = 0; i < rows.length; i++) {
const row = rows[i];
const id = row.getAttribute('data-article-id');
if (id == start || id == stop) {
if (!collecting) {
collecting = true;
} else {
results.push(id);
break;
}
}
if (collecting)
results.push(id);
}
return results;
},
select: function (mode, articleId) {
// mode = all,none,unread,invert,marked,published
let query = "#headlines-frame > div[id*=RROW]";
if (articleId) query += `[data-article-id="${articleId}"]`;
switch (mode) {
case "none":
case "all":
case "invert":
break;
case "marked":
query += "[class*=marked]";
break;
case "published":
query += "[class*=published]";
break;
case "unread":
query += "[class*=Unread]";
break;
default:
console.warn("select: unknown mode", mode);
}
App.findAll(query).forEach((row) => {
switch (mode) {
case "none":
row.removeClassName("Selected");
break;
case "invert":
row.toggleClassName("Selected");
break;
default:
row.addClassName("Selected");
}
});
},
catchupSelection: function () {
const rows = Headlines.getSelected();
if (rows.length == 0) {
alert(__("No articles selected."));
return;
}
const fn = Feeds.getName(Feeds.getActive(), Feeds.activeIsCat());
let str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
str = str.replace("%d", rows.length);
str = str.replace("%s", fn);
if (App.getInitParam("confirm_feed_catchup") && !confirm(str)) {
return;
}
Headlines.selectionToggleUnread({ids: rows, cmode: 0});
},
catchupRelativeTo: function (below, id) {
if (!id) id = Article.getActive();
if (!id) {
alert(__("No article is selected."));
return;
}
const visible_ids = this.getLoaded();
const ids_to_mark = [];
if (!below) {
for (let i = 0; i < visible_ids.length; i++) {
if (visible_ids[i] != id) {
const e = App.byId(`RROW-${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 = App.byId(`RROW-${visible_ids[i]}`);
if (e && e.hasClassName("Unread")) {
ids_to_mark.push(visible_ids[i]);
}
} else {
break;
}
}
}
if (ids_to_mark.length == 0) {
alert(__("No articles found to mark"));
} else {
const msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
if (App.getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
for (let i = 0; i < ids_to_mark.length; i++) {
const e = App.byId(`RROW-${ids_to_mark[i]}`);
e.removeClassName("Unread");
}
}
}
},
onTagsUpdated: function (data) {
if (data) {
if (this.headlines[data.id]) {
this.headlines[data.id].tags = data.tags;
}
App.findAll(`span[data-tags-for="${data.id}"`).forEach((ctr) => {
ctr.innerHTML = Article.renderTags(data.id, data.tags);
});
}
},
// TODO: maybe this should cause article to be rendered again, although it might cause flicker etc
onLabelsUpdated: function (data) {
if (data) {
data["labels-for"].forEach((row) => {
if (this.headlines[row.id]) {
this.headlines[row.id].labels = row.labels;
}
App.findAll(`span[data-labels-for="${row.id}"]`).forEach((ctr) => {
ctr.innerHTML = Article.renderLabels(row.id, row.labels);
});
});
}
},
scrollToArticleId: function (id) {
const container = App.byId("headlines-frame");
const row = App.byId(`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;
}
},
headlinesMenuCommon: function (menu) {
menu.addChild(new dijit.MenuItem({
label: __("Open original article"),
onClick: function (/* event */) {
Article.openInNewWindow(this.getParent().currentTarget.getAttribute("data-article-id"));
}
}));
menu.addChild(new dijit.MenuItem({
label: __("Display article URL"),
onClick: function (/* event */) {
Article.displayUrl(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.getSelected();
// 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.getSelected();
// 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.getSelected();
// 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.catchupRelativeTo(0, this.getParent().currentTarget.getAttribute("data-article-id"));
}
}));
menu.addChild(new dijit.MenuItem({
label: __("Mark below as read"),
onClick: function () {
Headlines.catchupRelativeTo(1, this.getParent().currentTarget.getAttribute("data-article-id"));
}
}));
const labels = App.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.forEach(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.getSelected();
// 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.getSelected();
// 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
}));
}
},
scrollByPages: function (page_offset) {
App.Scrollable.scrollByPages(App.byId("headlines-frame"), page_offset);
},
scroll: function (offset) {
App.Scrollable.scroll(App.byId("headlines-frame"), offset);
},
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.select("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.select("none");
Headlines.select("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 () {
CommonDialogs.editFeed(this.getParent().currentTarget.getAttribute("data-feed-id"));
}
}));
menu.startup();
}
}
}