ttrss/js/viewfeed.js

2132 lines
45 KiB
JavaScript

var article_cache = new Array();
var _active_article_id = 0;
var vgroup_last_feed = false;
var post_under_pointer = false;
var last_requested_article = false;
var catchup_id_batch = [];
var catchup_timeout_id = false;
var cids_requested = [];
var loaded_article_ids = [];
var _post_preview_timeout = false;
var has_storage = 'sessionStorage' in window && window['sessionStorage'] !== null;
function headlines_callback2(transport, offset, background, infscroll_req) {
try {
handle_rpc_json(transport);
loading_set_progress(25);
console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
var is_cat = false;
var feed_id = false;
var reply = false;
try {
reply = JSON.parse(transport.responseText);
} catch (e) {
console.error(e);
}
if (reply) {
is_cat = reply['headlines']['is_cat'];
feed_id = reply['headlines']['id'];
if (background) {
var content = reply['headlines']['content'];
if (getInitParam("cdm_auto_catchup") == 1) {
content = content + "<div id='headlines-spacer'></div>";
}
return;
}
setActiveFeedId(feed_id, is_cat);
dijit.getEnclosingWidget(
document.forms["main_toolbar_form"].update).attr('disabled',
is_cat || feed_id <= 0);
try {
if (infscroll_req == false) {
$("headlines-frame").scrollTop = 0;
}
} catch (e) { };
var headlines_count = reply['headlines-info']['count'];
vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
if (parseInt(headlines_count) < getInitParam("default_article_limit")) {
_infscroll_disable = 1;
} else {
_infscroll_disable = 0;
}
var counters = reply['counters'];
var articles = reply['articles'];
//var runtime_info = reply['runtime-info'];
if (infscroll_req == false) {
loaded_article_ids = [];
dijit.byId("headlines-frame").attr('content',
reply['headlines']['content']);
dijit.byId("headlines-toolbar").attr('content',
reply['headlines']['toolbar']);
$$("#headlines-frame > div[id*=RROW]").each(function(row) {
if (loaded_article_ids.indexOf(row.id) != -1) {
row.parentNode.removeChild(row);
} else {
loaded_article_ids.push(row.id);
}
});
if (getInitParam("cdm_auto_catchup") == 1) {
var hsp = $("headlines-spacer");
if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
dijit.byId('headlines-frame').domNode.appendChild(hsp);
}
initHeadlinesMenu();
if (_search_query) {
$("feed_title").innerHTML += "<span id='cancel_search'>" +
" (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
"</span>";
}
} else {
if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
console.log("adding some more headlines: " + headlines_count);
var c = dijit.byId("headlines-frame");
var ids = getSelectedArticleIds2();
var new_elems = [];
$("headlines-tmp").innerHTML = reply['headlines']['content'];
var hsp = $("headlines-spacer");
if (hsp)
c.domNode.removeChild(hsp);
$$("#headlines-tmp > div").each(function(row) {
if (row.className == 'cdmFeedTitle') {
row.style.display = 'none';
c.domNode.appendChild(row);
new_elems.push(row);
} else if (loaded_article_ids.indexOf(row.id) == -1) {
row.style.display = 'none';
c.domNode.appendChild(row);
new_elems.push(row);
loaded_article_ids.push(row.id);
} else {
row.parentNode.removeChild(row);
}
});
if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
fixHeadlinesOrder(getLoadedArticleIds());
if (getInitParam("cdm_auto_catchup") == 1) {
c.domNode.appendChild(hsp);
}
console.log("added " + new_elems.size() + " headlines");
if (new_elems.size() == 0)
_infscroll_disable = true;
console.log("restore selected ids: " + ids);
for (var i = 0; i < ids.length; i++) {
markHeadline(ids[i]);
}
initHeadlinesMenu();
new_elems.each(function(child) {
var cb = dijit.byId(child.id.replace("RROW-", "RCHK-"));
if (!cb) {
dojo.parser.parse(child);
if (!Element.visible(child))
new Effect.Appear(child, { duration : 0.5 });
} else {
c.domNode.removeChild(child);
}
});
} else {
console.log("no new headlines received");
var hsp = $("headlines-spacer");
if (hsp) hsp.innerHTML = "";
}
}
if (articles) {
for (var i = 0; i < articles.length; i++) {
var a_id = articles[i]['id'];
cache_set("article:" + a_id, articles[i]['content']);
}
} else {
console.log("no cached articles received");
}
if (counters)
parse_counters(counters);
else
request_counters(true);
} else if (transport.responseText) {
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>");
} else {
//notify_error("Error communicating with server.");
Element.show(dijit.byId("net-alert").domNode);
}
_infscroll_request_sent = 0;
unpackVisibleHeadlines();
notify("");
} catch (e) {
exception_error("headlines_callback2", e, transport);
}
}
function render_article(article) {
try {
dijit.byId("headlines-wrap-inner").addChild(
dijit.byId("content-insert"));
var c = dijit.byId("content-insert");
try {
c.domNode.scrollTop = 0;
} catch (e) { };
c.attr('content', article);
correctHeadlinesOffset(getActiveArticleId());
try {
c.focus();
} catch (e) { };
} catch (e) {
exception_error("render_article", e);
}
}
function showArticleInHeadlines(id) {
try {
selectArticles("none");
var crow = $("RROW-" + id);
if (!crow) return;
var article_is_unread = crow.hasClassName("Unread");
crow.removeClassName("Unread");
crow.addClassName("active");
selectArticles('none');
var view_mode = false;
try {
view_mode = document.forms['main_toolbar_form'].view_mode;
view_mode = view_mode[view_mode.selectedIndex].value;
} catch (e) {
//
}
markHeadline(id);
if (article_is_unread)
_force_scheduled_update = true;
} catch (e) {
exception_error("showArticleInHeadlines", e);
}
}
function article_callback2(transport, id) {
try {
console.log("article_callback2 " + id);
handle_rpc_json(transport);
var reply = false;
try {
reply = JSON.parse(transport.responseText);
} catch (e) {
console.error(e);
}
if (reply) {
reply.each(function(article) {
if (getActiveArticleId() == article['id']) {
render_article(article['content']);
}
cids_requested.remove(article['id']);
cache_set("article:" + article['id'], article['content']);
});
// if (id != last_requested_article) {
// console.log("requested article id is out of sequence, aborting");
// return;
// }
} else if (transport.responseText) {
console.error("Invalid object received: " + transport.responseText);
render_article("<div class='whiteBox'>" +
__('Could not display article (invalid object received - see error console for details)') + "</div>");
} else {
Element.show(dijit.byId("net-alert").domNode);
}
var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
request_counters(unread_in_buffer == 0);
//headlines_scroll_handler($("headlines-frame"));
/* try {
if (!_infscroll_disable &&
$$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
loadMoreHeadlines();
}
} catch (e) {
console.warn(e);
} */
notify("");
} catch (e) {
exception_error("article_callback2", e, transport);
}
}
function view(id) {
try {
var oldrow = $("RROW-" + getActiveArticleId());
if (oldrow) oldrow.removeClassName("active");
var crow = $("RROW-" + id);
if (!crow) return;
console.log("loading article: " + id);
var cached_article = cache_get("article:" + id);
console.log("cache check result: " + (cached_article != false));
var query = "?op=article&method=view&id=" + param_escape(id);
var neighbor_ids = getRelativePostIds(id);
/* only request uncached articles */
var cids_to_request = [];
for (var i = 0; i < neighbor_ids.length; i++) {
if (cids_requested.indexOf(neighbor_ids[i]) == -1)
if (!cache_get("article:" + neighbor_ids[i])) {
cids_to_request.push(neighbor_ids[i]);
cids_requested.push(neighbor_ids[i]);
}
}
console.log("additional ids: " + cids_to_request.toString());
query = query + "&cids=" + cids_to_request.toString();
var article_is_unread = crow.hasClassName("Unread");
setActiveArticleId(id);
showArticleInHeadlines(id);
if (cached_article && article_is_unread) {
query = query + "&mode=prefetch";
render_article(cached_article);
} else if (cached_article) {
query = query + "&mode=prefetch_old";
render_article(cached_article);
// if we don't need to request any relative ids, we might as well skip
// the server roundtrip altogether
if (cids_to_request.length == 0) {
/* try {
if (!_infscroll_disable &&
$$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
loadMoreHeadlines();
}
} catch (e) {
console.warn(e);
} */
//headlines_scroll_handler($("headlines-frame"));
return;
}
}
last_requested_article = id;
console.log(query);
if (article_is_unread) {
decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
}
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
article_callback2(transport, id);
} });
return false;
} catch (e) {
exception_error("view", e);
}
}
function toggleMark(id, client_only) {
try {
var query = "?op=rpc&id=" + id + "&method=mark";
var img = $("FMPIC-" + id);
if (!img) return;
if (img.src.match("mark_unset")) {
img.src = img.src.replace("mark_unset", "mark_set");
img.alt = __("Unstar article");
query = query + "&mark=1";
} else {
img.src = img.src.replace("mark_set", "mark_unset");
img.alt = __("Star article");
query = query + "&mark=0";
}
if (!client_only) {
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
handle_rpc_json(transport);
} });
}
} catch (e) {
exception_error("toggleMark", e);
}
}
function togglePub(id, client_only, no_effects, note) {
try {
var query = "?op=rpc&id=" + id + "&method=publ";
if (note != undefined) {
query = query + "&note=" + param_escape(note);
} else {
query = query + "&note=undefined";
}
var img = $("FPPIC-" + id);
if (!img) return;
if (img.src.match("pub_unset") || note != undefined) {
img.src = img.src.replace("pub_unset", "pub_set");
img.alt = __("Unpublish article");
query = query + "&pub=1";
} else {
img.src = img.src.replace("pub_set", "pub_unset");
img.alt = __("Publish article");
query = query + "&pub=0";
}
if (!client_only) {
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
handle_rpc_json(transport);
} });
}
} catch (e) {
exception_error("togglePub", e);
}
}
function moveToPost(mode, noscroll) {
try {
var rows = getVisibleArticleIds();
var prev_id = false;
var next_id = false;
if (!$('RROW-' + getActiveArticleId())) {
setActiveArticleId(0);
}
if (!getActiveArticleId()) {
next_id = rows[0];
prev_id = rows[rows.length-1]
} else {
for (var i = 0; i < rows.length; i++) {
if (rows[i] == getActiveArticleId()) {
// Account for adjacent identical article ids.
if (i > 0) prev_id = rows[i-1];
for (var j = i+1; j < rows.length; j++) {
if (rows[j] != getActiveArticleId()) {
next_id = rows[j];
break;
}
}
break;
}
}
}
if (mode == "next") {
if (next_id || getActiveArticleId()) {
if (isCdmMode()) {
var article = $("RROW-" + getActiveArticleId());
var ctr = $("headlines-frame");
if (!noscroll && article && article.offsetTop + article.offsetHeight >
ctr.scrollTop + ctr.offsetHeight) {
scrollArticle(ctr.offsetHeight/4);
} else if (next_id) {
cdmExpandArticle(next_id);
cdmScrollToArticleId(next_id, true);
}
} else if (next_id) {
correctHeadlinesOffset(next_id);
view(next_id, getActiveFeedId());
}
}
}
if (mode == "prev") {
if (prev_id || getActiveArticleId()) {
if (isCdmMode()) {
var article = $("RROW-" + getActiveArticleId());
var prev_article = $("RROW-" + prev_id);
var ctr = $("headlines-frame");
if (!getInitParam("cdm_expanded")) {
if (!noscroll && article.offsetTop < ctr.scrollTop) {
scrollArticle(-ctr.offsetHeight/4);
} else {
cdmExpandArticle(prev_id);
cdmScrollToArticleId(prev_id, true);
}
} else {
if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
scrollArticle(-ctr.offsetHeight/3);
} else if (!noscroll && prev_article &&
prev_article.offsetTop < ctr.scrollTop) {
cdmExpandArticle(prev_id);
scrollArticle(-ctr.offsetHeight/4);
} else if (prev_id) {
cdmExpandArticle(prev_id);
cdmScrollToArticleId(prev_id, noscroll);
}
}
} else if (prev_id) {
correctHeadlinesOffset(prev_id);
view(prev_id, getActiveFeedId());
}
}
}
} catch (e) {
exception_error("moveToPost", e);
}
}
function toggleSelected(id, force_on) {
try {
var cb = dijit.byId("RCHK-" + id);
var row = $("RROW-" + id);
if (row) {
if (row.hasClassName('Selected') && !force_on) {
row.removeClassName('Selected');
if (cb) cb.attr("checked", false);
} else {
row.addClassName('Selected');
if (cb) cb.attr("checked", true);
}
}
} catch (e) {
exception_error("toggleSelected", e);
}
}
function toggleUnread_afh(effect) {
try {
var elem = effect.element;
elem.style.backgroundColor = "";
} catch (e) {
exception_error("toggleUnread_afh", e);
}
}
function toggleUnread(id, cmode, effect) {
try {
var row = $("RROW-" + id);
if (row) {
if (cmode == undefined || cmode == 2) {
if (row.hasClassName("Unread")) {
row.removeClassName("Unread");
} else {
row.addClassName("Unread");
}
} else if (cmode == 0) {
row.removeClassName("Unread");
} else if (cmode == 1) {
row.addClassName("Unread");
}
if (cmode == undefined) cmode = 2;
var query = "?op=rpc&method=catchupSelected" +
"&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
// notify_progress("Loading, please wait...");
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
handle_rpc_json(transport);
} });
}
} catch (e) {
exception_error("toggleUnread", e);
}
}
function selectionRemoveLabel(id, ids) {
try {
if (!ids) ids = getSelectedArticleIds2();
if (ids.length == 0) {
alert(__("No articles are selected."));
return;
}
var query = "?op=rpc&method=removeFromLabel&ids=" +
param_escape(ids.toString()) + "&lid=" + param_escape(id);
console.log(query);
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
handle_rpc_json(transport);
show_labels_in_headlines(transport);
} });
} catch (e) {
exception_error("selectionAssignLabel", e);
}
}
function selectionAssignLabel(id, ids) {
try {
if (!ids) ids = getSelectedArticleIds2();
if (ids.length == 0) {
alert(__("No articles are selected."));
return;
}
var query = "?op=rpc&method=assignToLabel&ids=" +
param_escape(ids.toString()) + "&lid=" + param_escape(id);
console.log(query);
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
handle_rpc_json(transport);
show_labels_in_headlines(transport);
} });
} catch (e) {
exception_error("selectionAssignLabel", e);
}
}
function selectionToggleUnread(set_state, callback, no_error) {
try {
var rows = getSelectedArticleIds2();
if (rows.length == 0 && !no_error) {
alert(__("No articles are selected."));
return;
}
for (var i = 0; i < rows.length; i++) {
var row = $("RROW-" + rows[i]);
if (row) {
if (set_state == undefined) {
if (row.hasClassName("Unread")) {
row.removeClassName("Unread");
} else {
row.addClassName("Unread");
}
}
if (set_state == false) {
row.removeClassName("Unread");
}
if (set_state == true) {
row.addClassName("Unread");
}
}
}
if (rows.length > 0) {
var cmode = "";
if (set_state == undefined) {
cmode = "2";
} else if (set_state == true) {
cmode = "1";
} else if (set_state == false) {
cmode = "0";
}
var query = "?op=rpc&method=catchupSelected" +
"&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
notify_progress("Loading, please wait...");
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
handle_rpc_json(transport);
if (callback) callback(transport);
} });
}
} catch (e) {
exception_error("selectionToggleUnread", e);
}
}
function selectionToggleMarked() {
try {
var rows = getSelectedArticleIds2();
if (rows.length == 0) {
alert(__("No articles are selected."));
return;
}
for (var i = 0; i < rows.length; i++) {
toggleMark(rows[i], true, true);
}
if (rows.length > 0) {
var query = "?op=rpc&method=markSelected&ids=" +
param_escape(rows.toString()) + "&cmode=2";
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
handle_rpc_json(transport);
} });
}
} catch (e) {
exception_error("selectionToggleMarked", e);
}
}
function selectionTogglePublished() {
try {
var rows = getSelectedArticleIds2();
if (rows.length == 0) {
alert(__("No articles are selected."));
return;
}
for (var i = 0; i < rows.length; i++) {
togglePub(rows[i], true, true);
}
if (rows.length > 0) {
var query = "?op=rpc&method=publishSelected&ids=" +
param_escape(rows.toString()) + "&cmode=2";
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
handle_rpc_json(transport);
} });
}
} catch (e) {
exception_error("selectionToggleMarked", e);
}
}
function getSelectedArticleIds2() {
var rv = [];
$$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
function(child) {
rv.push(child.id.replace("RROW-", ""));
});
return rv;
}
function getLoadedArticleIds() {
var rv = [];
var children = $$("#headlines-frame > div[id*=RROW-]");
children.each(function(child) {
rv.push(child.id.replace("RROW-", ""));
});
return rv;
}
// mode = all,none,unread,invert,marked,published
function selectArticles(mode) {
try {
var children = $$("#headlines-frame > div[id*=RROW]");
children.each(function(child) {
var id = child.id.replace("RROW-", "");
var cb = dijit.byId("RCHK-" + id);
if (mode == "all") {
child.addClassName("Selected");
if (cb) cb.attr("checked", true);
} else if (mode == "unread") {
if (child.hasClassName("Unread")) {
child.addClassName("Selected");
if (cb) cb.attr("checked", true);
} else {
child.removeClassName("Selected");
if (cb) cb.attr("checked", false);
}
} else if (mode == "marked") {
var img = $("FMPIC-" + child.id.replace("RROW-", ""));
if (img && img.src.match("mark_set")) {
child.addClassName("Selected");
if (cb) cb.attr("checked", true);
} else {
child.removeClassName("Selected");
if (cb) cb.attr("checked", false);
}
} else if (mode == "published") {
var img = $("FPPIC-" + child.id.replace("RROW-", ""));
if (img && img.src.match("pub_set")) {
child.addClassName("Selected");
if (cb) cb.attr("checked", true);
} else {
child.removeClassName("Selected");
if (cb) cb.attr("checked", false);
}
} else if (mode == "invert") {
if (child.hasClassName("Selected")) {
child.removeClassName("Selected");
if (cb) cb.attr("checked", false);
} else {
child.addClassName("Selected");
if (cb) cb.attr("checked", true);
}
} else {
child.removeClassName("Selected");
if (cb) cb.attr("checked", false);
}
});
} catch (e) {
exception_error("selectArticles", e);
}
}
function catchupPage() {
var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
var str = __("Mark all visible articles in %s as read?");
str = str.replace("%s", fn);
if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
return;
}
selectArticles('all');
selectionToggleUnread(false, 'viewCurrentFeed()', true);
selectArticles('none');
}
function deleteSelection() {
try {
var rows = getSelectedArticleIds2();
if (rows.length == 0) {
alert(__("No articles are selected."));
return;
}
var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
var str;
if (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;
}
query = "?op=rpc&method=delete&ids=" + param_escape(rows);
console.log(query);
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
handle_rpc_json(transport);
viewCurrentFeed();
} });
} catch (e) {
exception_error("deleteSelection", e);
}
}
function archiveSelection() {
try {
var rows = getSelectedArticleIds2();
if (rows.length == 0) {
alert(__("No articles are selected."));
return;
}
var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
var str;
var op;
if (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);
op = "unarchive";
}
str = str.replace("%d", rows.length);
str = str.replace("%s", fn);
if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
return;
}
query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
console.log(query);
for (var i = 0; i < rows.length; i++) {
cache_delete("article:" + rows[i]);
}
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
handle_rpc_json(transport);
viewCurrentFeed();
} });
} catch (e) {
exception_error("archiveSelection", e);
}
}
function catchupSelection() {
try {
var rows = getSelectedArticleIds2();
if (rows.length == 0) {
alert(__("No articles are selected."));
return;
}
var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
var 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;
}
selectionToggleUnread(false, 'viewCurrentFeed()', true);
} catch (e) {
exception_error("catchupSelection", e);
}
}
function editArticleTags(id) {
var query = "backend.php?op=dlg&method=editArticleTags&param=" + param_escape(id);
if (dijit.byId("editTagsDlg"))
dijit.byId("editTagsDlg").destroyRecursive();
dialog = new dijit.Dialog({
id: "editTagsDlg",
title: __("Edit article Tags"),
style: "width: 600px",
execute: function() {
if (this.validate()) {
var query = dojo.objectToQuery(this.attr('value'));
notify_progress("Saving article tags...", true);
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
notify('');
dialog.hide();
var data = JSON.parse(transport.responseText);
if (data) {
var tags_str = article.tags;
var id = tags_str.id;
var tags = $("ATSTR-" + id);
var tooltip = dijit.byId("ATSTRTIP-" + id);
if (tags) tags.innerHTML = tags_str.content;
if (tooltip) tooltip.attr('label', tags_str.content_full);
cache_delete("article:" + id);
}
}});
}
},
href: query,
});
var tmph = dojo.connect(dialog, 'onLoad', function() {
dojo.disconnect(tmph);
new Ajax.Autocompleter('tags_str', 'tags_choices',
"backend.php?op=rpc&method=completeTags",
{ tokens: ',', paramName: "search" });
});
dialog.show();
}
function cdmScrollToArticleId(id, force) {
try {
var ctr = $("headlines-frame");
var 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;
}
} catch (e) {
exception_error("cdmScrollToArticleId", e);
}
}
function setActiveArticleId(id) {
_active_article_id = id;
}
function getActiveArticleId() {
return _active_article_id;
}
function postMouseIn(e, id) {
post_under_pointer = id;
if (_post_preview_timeout) window.clearTimeout(_post_preview_timeout);
if (!isCdmMode() || !getInitParam("cdm_expanded")) {
_post_preview_timeout = window.setTimeout(function() {
displaySmallArticlePreview(e, id);
}, 1000);
}
}
function displaySmallArticlePreview(e, id) {
try {
var query = "?op=rpc&method=cdmarticlepreview&id=" + id;
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
cexc = $("CEXC-" + id);
preview = $("small_article_preview");
row = $("RROW-" + id);
ctr = $("headlines-frame");
if (id != getActiveArticleId() && (!isCdmMode() || (cexc && Element.visible(cexc))) && row && preview) {
preview.innerHTML = transport.responseText;
new Effect.Appear(preview, {duration:0.2});
preview.setStyle({
left: (e.clientX + 20) + 'px',
top: (row.offsetTop + row.offsetHeight*2 + 20 - ctr.scrollTop) + 'px' });
}
} });
} catch (e) {
exception_error("displaySmallArticlePreview", e);
}
}
function postMouseOut(id) {
post_under_pointer = false;
if (_post_preview_timeout) window.clearTimeout(_post_preview_timeout);
if (Element.visible("small_article_preview"))
Element.hide("small_article_preview");
}
function unpackVisibleHeadlines() {
try {
if (!isCdmMode()) return;
$$("#headlines-frame > div[id*=RROW]").each(
function(child) {
if (child.offsetTop <= $("headlines-frame").scrollTop +
$("headlines-frame").offsetHeight) {
var cencw = $("CENCW-" + child.id.replace("RROW-", ""));
if (cencw) {
cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
cencw.setAttribute('id', '');
Element.show(cencw);
}
}
}
);
} catch (e) {
exception_error("unpackVisibleHeadlines", e);
}
}
function headlines_scroll_handler(e) {
try {
var hsp = $("headlines-spacer");
unpackVisibleHeadlines();
if (!_infscroll_disable) {
if ((hsp && e.scrollTop + e.offsetHeight >= hsp.offsetTop - hsp.offsetHeight) ||
(e.scrollHeight != 0 &&
((e.scrollTop + e.offsetHeight) / e.scrollHeight >= 0.7))) {
if (hsp)
hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
__("Loading, please wait...");
loadMoreHeadlines();
return;
}
} else {
if (hsp) hsp.innerHTML = "";
}
if (getInitParam("cdm_auto_catchup") == 1) {
$$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
function(child) {
if (child.hasClassName("Unread") && $("headlines-frame").scrollTop >
(child.offsetTop + child.offsetHeight/2)) {
var id = child.id.replace("RROW-", "");
if (catchup_id_batch.indexOf(id) == -1)
catchup_id_batch.push(id);
//console.log("auto_catchup_batch: " + catchup_id_batch.toString());
}
});
if (catchup_id_batch.length > 0) {
window.clearTimeout(catchup_timeout_id);
if (!_infscroll_request_sent) {
catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
500);
}
}
}
} catch (e) {
console.warn("headlines_scroll_handler: " + e);
}
}
function catchupBatchedArticles() {
try {
if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
// make a copy of the array
var batch = catchup_id_batch.slice();
var query = "?op=rpc&method=catchupSelected" +
"&cmode=0&ids=" + param_escape(batch.toString());
console.log(query);
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
handle_rpc_json(transport);
batch.each(function(id) {
var elem = $("RROW-" + id);
if (elem) elem.removeClassName("Unread");
catchup_id_batch.remove(id);
});
} });
}
} catch (e) {
exception_error("catchupBatchedArticles", e);
}
}
function catchupRelativeToArticle(below, id) {
try {
if (!id) id = getActiveArticleId();
if (!id) {
alert(__("No article is selected."));
return;
}
var visible_ids = getVisibleArticleIds();
var ids_to_mark = new Array();
if (!below) {
for (var i = 0; i < visible_ids.length; i++) {
if (visible_ids[i] != id) {
var e = $("RROW-" + visible_ids[i]);
if (e && e.hasClassName("Unread")) {
ids_to_mark.push(visible_ids[i]);
}
} else {
break;
}
}
} else {
for (var i = visible_ids.length-1; i >= 0; i--) {
if (visible_ids[i] != id) {
var 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 {
var 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");
}
var query = "?op=rpc&method=catchupSelected" +
"&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
handle_rpc_json(transport);
} });
}
}
} catch (e) {
exception_error("catchupRelativeToArticle", e);
}
}
function cdmCollapseArticle(event, id) {
try {
var row = $("RROW-" + id);
var elem = $("CICD-" + id);
if (elem && row) {
var collapse = $$("div#RROW-" + id +
" span[class='collapseBtn']")[0];
Element.hide(elem);
Element.show("CEXC-" + id);
Element.hide(collapse);
row.removeClassName("active");
markHeadline(id, false);
if (id == getActiveArticleId()) {
setActiveArticleId(0);
}
if (event) Event.stop(event);
}
} catch (e) {
exception_error("cdmCollapseArticle", e);
}
}
function cdmExpandArticle(id) {
try {
console.log("cdmExpandArticle " + id);
if (!$("RROW-" + id)) return false;
var oldrow = $("RROW-" + getActiveArticleId());
var elem = $("CICD-" + getActiveArticleId());
if (id == getActiveArticleId() && Element.visible(elem))
return true;
selectArticles("none");
var old_offset = $("RROW-" + id).offsetTop;
if (getActiveArticleId() && elem && !getInitParam("cdm_expanded")) {
var collapse = $$("div#RROW-" + getActiveArticleId() +
" span[class='collapseBtn']")[0];
Element.hide(elem);
Element.show("CEXC-" + getActiveArticleId());
Element.hide(collapse);
}
if (oldrow) oldrow.removeClassName("active");
setActiveArticleId(id);
elem = $("CICD-" + id);
var collapse = $$("div#RROW-" + id +
" span[class='collapseBtn']")[0];
var cencw = $("CENCW-" + id);
if (!Element.visible(elem)) {
if (cencw) {
cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
cencw.setAttribute('id', '');
Element.show(cencw);
}
Element.show(elem);
Element.hide("CEXC-" + id);
Element.show(collapse);
}
var new_offset = $("RROW-" + id).offsetTop;
if (old_offset > new_offset)
$("headlines-frame").scrollTop -= (old_offset-new_offset);
toggleUnread(id, 0, true);
toggleSelected(id);
$("RROW-" + id).addClassName("active");
} catch (e) {
exception_error("cdmExpandArticle", e);
}
return false;
}
function fixHeadlinesOrder(ids) {
try {
for (var i = 0; i < ids.length; i++) {
var e = $("RROW-" + ids[i]);
if (e) {
if (i % 2 == 0) {
e.removeClassName("even");
e.addClassName("odd");
} else {
e.removeClassName("odd");
e.addClassName("even");
}
}
}
} catch (e) {
exception_error("fixHeadlinesOrder", e);
}
}
function getArticleUnderPointer() {
return post_under_pointer;
}
function scrollArticle(offset) {
try {
if (!isCdmMode()) {
var ci = $("content-insert");
if (ci) {
ci.scrollTop += offset;
}
} else {
var hi = $("headlines-frame");
if (hi) {
hi.scrollTop += offset;
}
}
} catch (e) {
exception_error("scrollArticle", e);
}
}
function show_labels_in_headlines(transport) {
try {
var data = JSON.parse(transport.responseText);
if (data) {
data['info-for-headlines'].each(function(elem) {
var ctr = $("HLLCTR-" + elem.id);
if (ctr) ctr.innerHTML = elem.labels;
});
}
} catch (e) {
exception_error("show_labels_in_headlines", e);
}
}
function dismissArticle(id) {
try {
var elem = $("RROW-" + id);
toggleUnread(id, 0, true);
new Effect.Fade(elem, {duration : 0.5});
if (id == getActiveArticleId()) {
setActiveArticleId(0);
}
} catch (e) {
exception_error("dismissArticle", e);
}
}
function dismissSelectedArticles() {
try {
var ids = getVisibleArticleIds();
var tmp = [];
var sel = [];
for (var i = 0; i < ids.length; i++) {
var elem = $("RROW-" + ids[i]);
if (elem.className && elem.hasClassName("Selected") &&
ids[i] != getActiveArticleId()) {
new Effect.Fade(elem, {duration : 0.5});
sel.push(ids[i]);
} else {
tmp.push(ids[i]);
}
}
if (sel.length > 0)
selectionToggleUnread(false);
fixHeadlinesOrder(tmp);
} catch (e) {
exception_error("dismissSelectedArticles", e);
}
}
function dismissReadArticles() {
try {
var ids = getVisibleArticleIds();
var tmp = [];
for (var i = 0; i < ids.length; i++) {
var elem = $("RROW-" + ids[i]);
if (elem.className && !elem.hasClassName("Unread") &&
!elem.hasClassName("Selected")) {
new Effect.Fade(elem, {duration : 0.5});
} else {
tmp.push(ids[i]);
}
}
fixHeadlinesOrder(tmp);
} catch (e) {
exception_error("dismissSelectedArticles", e);
}
}
function getVisibleArticleIds() {
var ids = [];
try {
getLoadedArticleIds().each(function(id) {
var elem = $("RROW-" + id);
if (elem && Element.visible(elem))
ids.push(id);
});
} catch (e) {
exception_error("getVisibleArticleIds", e);
}
return ids;
}
function cdmClicked(event, id) {
try {
//var shift_key = event.shiftKey;
if (!event.ctrlKey) {
if (!getInitParam("cdm_expanded")) {
return cdmExpandArticle(id);
} else {
var elem = $("RROW-" + getActiveArticleId());
if (elem) elem.removeClassName("active");
selectArticles("none");
toggleSelected(id);
var elem = $("RROW-" + id);
var article_is_unread = elem.hasClassName("Unread");
elem.removeClassName("Unread");
elem.addClassName("active");
setActiveArticleId(id);
if (article_is_unread) {
decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
}
var query = "?op=rpc&method=catchupSelected" +
"&cmode=0&ids=" + param_escape(id);
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
handle_rpc_json(transport);
} });
return !event.shiftKey;
}
} else {
toggleSelected(id, true);
var elem = $("RROW-" + id);
var article_is_unread = elem.hasClassName("Unread");
if (article_is_unread) {
decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
}
toggleUnread(id, 0, false);
openArticleInNewWindow(id);
}
var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
request_counters(unread_in_buffer == 0);
} catch (e) {
exception_error("cdmClicked");
}
return false;
}
function hlClicked(event, id) {
try {
if (event.which == 2) {
view(id);
return true;
} else if (event.ctrlKey) {
toggleSelected(id, true);
toggleUnread(id, 0, false);
openArticleInNewWindow(id);
return false;
} else {
view(id);
return false;
}
} catch (e) {
exception_error("hlClicked");
}
}
function getFirstVisibleHeadlineId() {
var rows = getVisibleArticleIds();
return rows[0];
}
function getLastVisibleHeadlineId() {
var rows = getVisibleArticleIds();
return rows[rows.length-1];
}
function openArticleInNewWindow(id) {
toggleUnread(id, 0, false);
window.open("backend.php?op=article&method=redirect&id=" + id);
}
function isCdmMode() {
return getInitParam("combined_display_mode");
}
function markHeadline(id, marked) {
if (marked == undefined) marked = true;
var row = $("RROW-" + id);
if (row) {
var check = dijit.byId("RCHK-" + id);
if (check) {
check.attr("checked", marked);
}
if (marked)
row.addClassName("Selected");
else
row.removeClassName("Selected");
}
}
function getRelativePostIds(id, limit) {
var tmp = [];
try {
if (!limit) limit = 6; //3
var ids = getVisibleArticleIds();
for (var i = 0; i < ids.length; i++) {
if (ids[i] == id) {
for (var 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;
}
}
} catch (e) {
exception_error("getRelativePostIds", e);
}
return tmp;
}
function correctHeadlinesOffset(id) {
try {
var container = $("headlines-frame");
var row = $("RROW-" + id);
if (!container || !row) return;
var viewport = container.offsetHeight;
var rel_offset_top = row.offsetTop - container.scrollTop;
var 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) {
/* doesn't properly work with Opera in some cases because
Opera fucks up element scrolling */
container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
}
} catch (e) {
exception_error("correctHeadlinesOffset", e);
}
}
function headlineActionsChange(elem) {
try {
eval(elem.value);
elem.attr('value', 'false');
} catch (e) {
exception_error("headlineActionsChange", e);
}
}
function closeArticlePanel() {
if (dijit.byId("content-insert"))
dijit.byId("headlines-wrap-inner").removeChild(
dijit.byId("content-insert"));
}
function initHeadlinesMenu() {
try {
if (dijit.byId("headlinesMenu"))
dijit.byId("headlinesMenu").destroyRecursive();
var ids = [];
if (!isCdmMode()) {
nodes = $$("#headlines-frame > div[id*=RROW]");
} else {
nodes = $$("#headlines-frame span[id*=RTITLE]");
}
nodes.each(function(node) {
ids.push(node.id);
});
var menu = new dijit.Menu({
id: "headlinesMenu",
targetNodeIds: ids,
});
var tmph = dojo.connect(menu, '_openMyself', function (event) {
var callerNode = event.target, match = null, tries = 0;
while (match == null && callerNode && tries <= 3) {
match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
callerNode = callerNode.parentNode;
++tries;
}
if (match) this.callerRowId = parseInt(match[1]);
});
/* if (!isCdmMode())
menu.addChild(new dijit.MenuItem({
label: __("View article"),
onClick: function(event) {
view(this.getParent().callerRowId);
}})); */
menu.addChild(new dijit.MenuItem({
label: __("Open original article"),
onClick: function(event) {
openArticleInNewWindow(this.getParent().callerRowId);
}}));
menu.addChild(new dijit.MenuItem({
label: __("Display article URL"),
onClick: function(event) {
displayArticleUrl(this.getParent().callerRowId);
}}));
menu.addChild(new dijit.MenuSeparator());
menu.addChild(new dijit.MenuItem({
label: __("Mark above as read"),
onClick: function(event) {
catchupRelativeToArticle(0, this.getParent().callerRowId);
}}));
menu.addChild(new dijit.MenuItem({
label: __("Mark below as read"),
onClick: function(event) {
catchupRelativeToArticle(1, this.getParent().callerRowId);
}}));
var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
if (labels) {
menu.addChild(new dijit.MenuSeparator());
var labelAddMenu = new dijit.Menu({ownerMenu: menu});
var labelDelMenu = new dijit.Menu({ownerMenu: menu});
labels.each(function(label) {
var id = label.id[0];
var bare_id = id.substr(id.indexOf(":")+1);
var name = label.name[0];
bare_id = feed_to_label_id(bare_id);
labelAddMenu.addChild(new dijit.MenuItem({
label: name,
labelId: bare_id,
onClick: function(event) {
var ids = getSelectedArticleIds2();
// cast to string
var id = this.getParent().ownerMenu.callerRowId + "";
ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
selectionAssignLabel(this.labelId, ids);
}}));
labelDelMenu.addChild(new dijit.MenuItem({
label: name,
labelId: bare_id,
onClick: function(event) {
var ids = getSelectedArticleIds2();
// cast to string
var id = this.getParent().ownerMenu.callerRowId + "";
ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
selectionRemoveLabel(this.labelId, ids);
}}));
});
menu.addChild(new dijit.PopupMenuItem({
label: __("Assign label"),
popup: labelAddMenu,
}));
menu.addChild(new dijit.PopupMenuItem({
label: __("Remove label"),
popup: labelDelMenu,
}));
}
menu.startup();
} catch (e) {
exception_error("initHeadlinesMenu", e);
}
}
function player(elem) {
var aid = elem.getAttribute("audio-id");
var status = elem.getAttribute("status");
var audio = $(aid);
if (audio) {
if (status == 0) {
audio.play();
status = 1;
elem.innerHTML = __("Playing...");
elem.title = __("Click to pause");
elem.addClassName("playing");
} else {
audio.pause();
status = 0;
elem.innerHTML = __("Play");
elem.title = __("Click to play");
elem.removeClassName("playing");
}
elem.setAttribute("status", status);
} else {
alert("Your browser doesn't seem to support HTML5 audio.");
}
}
function cache_set(id, obj) {
//console.log("cache_set: " + id);
if (has_storage)
try {
sessionStorage[id] = obj;
} catch (e) {
sessionStorage.clear();
}
}
function cache_get(id) {
if (has_storage)
return sessionStorage[id];
}
function cache_clear() {
if (has_storage)
sessionStorage.clear();
}
function cache_delete(id) {
if (has_storage)
sessionStorage.removeItem(id);
}
function cancelSearch() {
try {
_search_query = "";
viewCurrentFeed();
} catch (e) {
exception_error("cancelSearch", e);
}
}
function setSelectionScore() {
try {
var ids = getSelectedArticleIds2();
if (ids.length > 0) {
console.log(ids);
var score = prompt(__("Please enter new score for selected articles:"), score);
if (score != undefined) {
var query = "op=rpc&method=setScore&id=" + param_escape(ids.toString()) +
"&score=" + param_escape(score);
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
var reply = JSON.parse(transport.responseText);
if (reply) {
console.log(ids);
ids.each(function(id) {
var row = $("RROW-" + id);
if (row) {
var pic = row.getElementsByClassName("hlScorePic")[0];
if (pic) {
pic.src = pic.src.replace(/score_.*?\.png/,
reply["score_pic"]);
pic.setAttribute("score", score);
}
}
});
}
} });
}
} else {
alert(__("No articles are selected."));
}
} catch (e) {
exception_error("setSelectionScore", e);
}
}
function changeScore(id, pic) {
try {
var score = pic.getAttribute("score");
var new_score = prompt(__("Please enter new score for this article:"), score);
if (new_score != undefined) {
var query = "op=rpc&method=setScore&id=" + param_escape(id) +
"&score=" + param_escape(new_score);
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
var reply = JSON.parse(transport.responseText);
if (reply) {
pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
pic.setAttribute("score", new_score);
}
} });
}
} catch (e) {
exception_error("changeScore", e);
}
}
function displayArticleUrl(id) {
try {
var query = "op=rpc&method=getlinktitlebyid&id=" + param_escape(id);
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
var reply = JSON.parse(transport.responseText);
if (reply && reply.link) {
prompt(__("Article URL:"), reply.link);
}
} });
} catch (e) {
exception_error("changeScore", e);
}
}
function openSelectedAttachment(elem) {
try {
var url = elem[elem.selectedIndex].value;
if (url) {
window.open(url);
elem.selectedIndex = 0;
}
} catch (e) {
exception_error("openSelectedAttachment", e);
}
}