var active_post_id = false;
-var last_article_view = false;
-var active_real_feed_id = false;
var article_cache = new Array();
var catchup_id_batch = [];
var catchup_timeout_id = false;
+var feed_precache_timeout_id = false;
+var precache_idle_timeout_id = false;
+
+var cids_requested = [];
var has_storage = 'sessionStorage' in window && window['sessionStorage'] !== null;
-function headlines_callback2(transport, offset) {
+function headlines_callback2(transport, offset, background, infscroll_req) {
try {
handle_rpc_json(transport);
loading_set_progress(25);
- console.log("headlines_callback2 [offset=" + offset + "]");
+ console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
var is_cat = false;
var feed_id = false;
- var reply;
+ var reply = false;
try {
reply = JSON.parse(transport.responseText);
is_cat = reply['headlines']['is_cat'];
feed_id = reply['headlines']['id'];
- setActiveFeedId(feed_id, is_cat);
+ if (background) {
+ var content = reply['headlines']['content'];
+
+ if (getInitParam("cdm_auto_catchup") == 1) {
+ content = content + "<div id='headlines-spacer'></div>";
+ }
- var update_btn = document.forms["main_toolbar_form"].update;
+ cache_headlines(feed_id, is_cat, reply['headlines']['toolbar'], content);
+ return;
+ }
- update_btn.disabled = !(feed_id >= 0 && !is_cat);
+ setActiveFeedId(feed_id, is_cat);
try {
- if (offset == 0) {
+ if (offset == 0 && infscroll_req == false) {
$("headlines-frame").scrollTop = 0;
}
} catch (e) { };
var headlines_count = reply['headlines-info']['count'];
- var headlines_unread = reply['headlines-info']['unread'];
vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
var counters = reply['counters'];
var articles = reply['articles'];
- var runtime_info = reply['runtime-info'];
+ //var runtime_info = reply['runtime-info'];
- if (offset == 0) {
+ if (offset == 0 && infscroll_req == false) {
dijit.byId("headlines-frame").attr('content',
reply['headlines']['content']);
dijit.byId("headlines-toolbar").attr('content',
reply['headlines']['toolbar']);
- var hsp = $("headlines-spacer");
- if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
-/* if (!_infscroll_disable)
- hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
- __("Loading, please wait..."); */
-
- dijit.byId('headlines-frame').domNode.appendChild(hsp);
+ 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();
} else {
- if (headlines_count > 0) {
+
+ if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
console.log("adding some more headlines...");
var c = dijit.byId("headlines-frame");
c.domNode.removeChild(hsp);
$$("#headlines-tmp > div").each(function(row) {
- row.style.display = 'none';
- c.domNode.appendChild(row);
+ if ($$("#headlines-frame DIV[id="+row.id+"]").length == 0) {
+ row.style.display = 'none';
+ c.domNode.appendChild(row);
+ } else {
+ row.parentNode.removeChild(row);
+ }
});
if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
-/* if (!_infscroll_disable)
- hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
- __("Loading, please wait..."); */
-
fixHeadlinesOrder(getLoadedArticleIds());
- c.domNode.appendChild(hsp);
+ if (getInitParam("cdm_auto_catchup") == 1) {
+ c.domNode.appendChild(hsp);
+ }
console.log("restore selected ids: " + ids);
}
}
- cache_headlines(feed_id, is_cat, reply['headlines']['toolbar'], $("headlines-frame").innerHTML);
+ if (headlines_count > 0)
+ cache_headlines(feed_id, is_cat, reply['headlines']['toolbar'], $("headlines-frame").innerHTML);
if (articles) {
for (var i = 0; i < articles.length; i++) {
console.log("no cached articles received");
}
+ // do not precache stuff after fresh feed
+ if (feed_id != -3)
+ precache_headlines();
+
if (counters)
parse_counters(counters);
else
request_counters();
} else {
- console.warn("headlines_callback: returned no XML object");
+ console.error("Invalid object received: " + transport.responseText);
dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
- __('Could not update headlines (invalid object received)') + "</div>");
+ __('Could not update headlines (invalid object received - see error console for details)') +
+ "</div>");
}
- //_feed_cur_page = feed_cur_page;
_infscroll_request_sent = 0;
notify("");
handle_rpc_json(transport);
- var reply = JSON.parse(transport.responseText);
+ var reply = false;
+
+ try {
+ reply = JSON.parse(transport.responseText);
+ } catch (e) {
+ console.error(e);
+ }
if (reply) {
+
var upic = $('FUPDPIC-' + id);
if (upic) upic.src = 'images/blank_icon.gif';
- if (id != last_requested_article) {
- console.log("requested article id is out of sequence, aborting");
- return;
- }
-
reply.each(function(article) {
if (active_post_id == 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 {
- console.warn("article_callback: returned invalid data");
+ console.error("Invalid object received: " + transport.responseText);
render_article("<div class='whiteBox'>" +
- __('Could not display article (invalid data received)') + "</div>");
+ __('Could not display article (invalid object received - see error console for details)') + "</div>");
}
- var date = new Date();
- last_article_view = date.getTime() / 1000;
-
request_counters();
+ try {
+ if (!_infscroll_disable &&
+ $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
+
+ loadMoreHeadlines();
+ }
+ } catch (e) {
+ console.warn(e);
+ }
+
notify("");
} catch (e) {
exception_error("article_callback2", e, transport);
var query = "?op=view&id=" + param_escape(id);
- var neighbor_ids = getRelativePostIds(active_post_id);
+ var neighbor_ids = getRelativePostIds(id);
/* only request uncached articles */
- var cids_to_request = Array();
+ var cids_to_request = [];
for (var i = 0; i < neighbor_ids.length; i++) {
- if (!cache_get("article:" + neighbor_ids[i])) {
- cids_to_request.push(neighbor_ids[i]);
- }
+ if (cids_requested.indexOf(neighbor_ids[i]) == -1)
+ if (!cache_get("article:" + neighbor_ids[i])) {
+ cids_to_request.push(neighbor_ids[i]);
+ cids_requested.push(neighbor_ids[i]);
+ }
}
console.log("additional ids: " + cids_to_request.toString());
active_post_id = id;
showArticleInHeadlines(id);
+ precache_headlines();
+
if (!cached_article) {
var upic = $('FUPDPIC-' + id);
query = query + "&mode=prefetch_old";
render_article(cached_article);
- return; // do not do prefetch_old request
+ // if we don't need to request any relative ids, we might as well skip
+ // the server roundtrip altogether
+ if (cids_to_request.length == 0) {
+
+ try {
+ if (!_infscroll_disable &&
+ $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
+
+ loadMoreHeadlines();
+ }
+ } catch (e) {
+ console.warn(e);
+ }
+ return;
+ }
}
last_requested_article = id;
query = query + "&mark=0";
}
+ cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
+
if (!client_only) {
new Ajax.Request("backend.php", {
parameters: query,
query = query + "&pub=0";
}
+ cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
+
if (!client_only) {
new Ajax.Request("backend.php", {
parameters: query,
function selectionRemoveLabel(id, ids) {
try {
- if (!ids) var ids = getSelectedArticleIds2();
+ if (!ids) ids = getSelectedArticleIds2();
if (ids.length == 0) {
alert(__("No articles are selected."));
return;
}
- for (i = 0; i < rows.length; i++) {
+ for (var i = 0; i < rows.length; i++) {
var row = $("RROW-" + rows[i]);
if (row) {
if (set_state == undefined) {
return;
}
- for (i = 0; i < rows.length; i++) {
+ for (var i = 0; i < rows.length; i++) {
toggleMark(rows[i], true, true);
}
return;
}
- for (i = 0; i < rows.length; i++) {
+ for (var i = 0; i < rows.length; i++) {
togglePub(rows[i], true, true);
}
}
selectArticles('all');
- selectionToggleUnread(false, 'viewCurrentFeed()', true)
+ selectionToggleUnread(false, 'viewCurrentFeed()', true);
selectArticles('none');
}
var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
var str;
- var op;
if (getActiveFeedId() != 0) {
str = __("Delete %d selected articles in %s?");
return;
}
- selectionToggleUnread(false, 'viewCurrentFeed()', true)
+ selectionToggleUnread(false, 'viewCurrentFeed()', true);
} catch (e) {
exception_error("catchupSelection", e);
var data = JSON.parse(transport.responseText);
if (data) {
- var tags_str = data.tags_str;
+ var tags_str = article.tags;
var id = tags_str.id;
var tags = $("ATSTR-" + id);
if (hsp && (e.scrollTop + e.offsetHeight > hsp.offsetTop) ||
e.scrollTop + e.offsetHeight > e.scrollHeight - 100) {
- hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
- __("Loading, please wait...");
+ if (hsp)
+ hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
+ __("Loading, please wait...");
loadMoreHeadlines();
+ return;
- //viewNextFeedPage();
}
} else {
if (hsp) hsp.innerHTML = "";
if (catchup_id_batch.indexOf(id) == -1)
catchup_id_batch.push(id);
+
+ //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
}
});
- if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
+ if (catchup_id_batch.length > 0) {
window.clearTimeout(catchup_timeout_id);
- catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
- 1000);
+
+ if (!_infscroll_request_sent) {
+ catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
+ 2000);
+ }
}
}
} catch (e) {
- exception_error("headlines_scroll_handler", e);
+ console.warn("headlines_scroll_handler: " + e);
}
}
var query = "?op=rpc&subop=cdmGetArticle&id=" + param_escape(id);
- //console.log(query);
+ var neighbor_ids = getRelativePostIds(id);
+
+ /* only request uncached articles */
+ var cids_to_request = [];
+
+ for (var i = 0; i < neighbor_ids.length; i++) {
+ if (cids_requested.indexOf(neighbor_ids[i]) == -1)
+ if ($("CWRAP-" + neighbor_ids[i]).innerHTML == "") {
+ 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();
+
+ console.log(query);
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
+
$("FUPDPIC-" + id).src = 'images/blank_icon.gif';
handle_rpc_json(transport);
var reply = JSON.parse(transport.responseText);
- if (reply) {
- var article = reply['article']['content'];
- var recv_id = reply['article']['id'];
-
- if (recv_id == id)
- $("CWRAP-" + id).innerHTML = article;
-
- } else {
- $("CWRAP-" + id).innerHTML = __("Unable to load article.");
-
- }
+ reply.each(function(article) {
+ $("CWRAP-" + article['id']).innerHTML = article['content'];
+ cids_requested.remove(article['id']);
+ });
}});
}
function zoomToArticle(event, id) {
try {
- var cached_article = cache_find(id);
+ var cached_article = cache_get("article: " + id);
if (dijit.byId("ATAB-" + id))
if (!event || !event.shiftKey)
function cdmClicked(event, id) {
try {
- var shift_key = event.shiftKey;
+ //var shift_key = event.shiftKey;
hideAuxDlg();
try {
- if (!limit) limit = 3;
+ 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 > k-1) tmp.push(ids[i-k]);
if (i < ids.length-k) tmp.push(ids[i+k]);
}
break;
}
function cache_set(id, obj) {
- console.log("cache_set: " + id);
+ //console.log("cache_set: " + id);
if (has_storage)
try {
sessionStorage[id] = obj;
} catch (e) {
- if (e == QUOTA_EXCEEDED_ERR)
- sessionStorage.clear();
+ sessionStorage.clear();
}
}
JSON.stringify({toolbar: toolbar_obj, content: content_obj}));
} else {
try {
- obj = JSON.parse(cache_get("feed:" + feed + ":" + is_cat));
+ obj = cache_get("feed:" + feed + ":" + is_cat);
if (obj) {
+ obj = JSON.parse(obj);
+
if (toolbar_obj) obj.toolbar = toolbar_obj;
if (content_obj) obj.content = content_obj;
selectArticles('none');
setActiveFeedId(feed, is_cat);
initHeadlinesMenu();
+
+ precache_headlines();
+
} catch (e) {
exception_error("render_local_headlines", e);
}
}
+
+function precache_headlines_idle() {
+ try {
+ if (!feed_precache_timeout_id) {
+ var feeds = dijit.byId("feedTree").getVisibleUnreadFeeds();
+ var uncached = [];
+
+ feeds.each(function(item) {
+ if (parseInt(item[0]) > 0 && !cache_get("feed:" + item[0] + ":" + item[1]))
+ uncached.push(item);
+ });
+
+ if (uncached.length > 0) {
+ var rf = uncached[Math.floor(Math.random()*uncached.length)];
+ viewfeed(rf[0], '', rf[1], 0, true);
+ }
+ }
+ precache_idle_timeout_id = setTimeout("precache_headlines_idle()", 1000*30);
+
+ } catch (e) {
+ exception_error("precache_headlines_idle", e);
+ }
+}
+
+function precache_headlines() {
+ try {
+
+ if (!feed_precache_timeout_id) {
+ feed_precache_timeout_id = window.setTimeout(function() {
+ var nuf = getNextUnreadFeed(getActiveFeedId(), activeFeedIsCat());
+ var nf = dijit.byId("feedTree").getNextFeed(getActiveFeedId(), activeFeedIsCat());
+
+ if (nuf && !cache_get("feed:" + nuf + ":" + activeFeedIsCat()))
+ viewfeed(nuf, '', activeFeedIsCat(), 0, true);
+
+ if (nf != nuf && nf && !cache_get("feed:" + nf[0] + ":" + nf[1]))
+ viewfeed(nf[0], '', nf[1], 0, true);
+
+ window.setTimeout(function() {
+ feed_precache_timeout_id = false;
+ }, 3000);
+ }, 1000);
+ }
+
+ } catch (e) {
+ exception_error("precache_headlines", e);
+ }
+}
+
+function shareArticle(id) {
+ try {
+ if (dijit.byId("shareArticleDlg"))
+ dijit.byId("shareArticleDlg").destroyRecursive();
+
+ var query = "backend.php?op=dlg&id=shareArticle¶m=" + param_escape(id);
+
+ dialog = new dijit.Dialog({
+ id: "shareArticleDlg",
+ title: __("Share article by URL"),
+ style: "width: 600px",
+ href: query});
+
+ dialog.show();
+
+ } catch (e) {
+ exception_error("emailArticle", e);
+ }
+}
+
+