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Code Issues Releases Wiki Activity

implement automatic precaching for next normal and unread feeds

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allow opening cached next_unread_feed on f-q if available
tweak getRelativeArticles() to scan forward only
reenable prefetch_old server requests
This commit is contained in:
Andrew Dolgov
2011-08-31 15:25:42 +04:00
parent 165c88ff31
commit 37c03d3a42
6 changed files with 154 additions and 103 deletions
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feedlist.js
+92 -66
View File
@@ -48,7 +48,7 @@ function loadMoreHeadlines() {
}
function viewfeed(feed, subop, is_cat, offset) {
function viewfeed(feed, subop, is_cat, offset, background) {
try {
if (is_cat == undefined)
is_cat = false;
@@ -57,6 +57,7 @@ function viewfeed(feed, subop, is_cat, offset) {
if (subop == undefined) subop = '';
if (offset == undefined) offset = 0;
if (background == undefined) background = false;
last_requested_article = 0;
@@ -72,101 +73,112 @@ function viewfeed(feed, subop, is_cat, offset) {
var force_nocache = false;
if (getActiveFeedId() != feed || offset == 0) {
active_post_id = 0;
_infscroll_disable = 0;
}
if (!offset && !subop && cached_headlines) {
try {
render_local_headlines(feed, is_cat, JSON.parse(cached_headlines));
return;
} catch (e) {
console.warn("render_local_headlines failed: " + e);
}
}
if (offset != 0 && !subop) {
var date = new Date();
var timestamp = Math.round(date.getTime() / 1000);
if (_infscroll_request_sent && _infscroll_request_sent + 30 > timestamp) {
//console.log("infscroll request in progress, aborting");
return;
if (!background) {
if (getActiveFeedId() != feed || offset == 0) {
active_post_id = 0;
_infscroll_disable = 0;
}
_infscroll_request_sent = timestamp;
}
if (!offset && !subop && cached_headlines && !background) {
try {
render_local_headlines(feed, is_cat, JSON.parse(cached_headlines));
return;
} catch (e) {
console.warn("render_local_headlines failed: " + e);
}
}
hideAuxDlg();
if (offset != 0 && !subop) {
var date = new Date();
var timestamp = Math.round(date.getTime() / 1000);
if (_infscroll_request_sent && _infscroll_request_sent + 30 > timestamp) {
//console.log("infscroll request in progress, aborting");
return;
}
_infscroll_request_sent = timestamp;
}
hideAuxDlg();
}
Form.enable("main_toolbar_form");
var toolbar_form = document.forms["main_toolbar_form"];
var toolbar_query = Form.serialize("main_toolbar_form");
if (toolbar_form.query) {
if (toolbar_form.query.value != "") {
force_nocache = true;
}
toolbar_form.query.value = "";
}
var query = "?op=viewfeed&feed=" + feed + "&" +
toolbar_query + "&subop=" + param_escape(subop);
if (_search_query) {
force_nocache = true;
query = query + "&" + _search_query;
_search_query = false;
}
if (!background) {
if (_search_query) {
force_nocache = true;
query = query + "&" + _search_query;
_search_query = false;
}
if (subop == "MarkAllRead") {
if (subop == "MarkAllRead") {
var show_next_feed = getInitParam("on_catchup_show_next_feed") == "1";
var show_next_feed = getInitParam("on_catchup_show_next_feed") == "1";
if (show_next_feed) {
var tree = dijit.byId("feedTree");
var nuf = tree.model.getNextUnreadFeed(feed, is_cat);
if (show_next_feed) {
var nuf = getNextUnreadFeed(feed, is_cat);
if (nuf) {
var nuf_id = tree.model.store.getValue(nuf, 'bare_id');
if (nuf) {
var cached_nuf = cache_get("feed:" + nuf + ":false");
query = query + "&nuf=" + param_escape(nuf_id);
if (cached_nuf) {
render_local_headlines(nuf, false, JSON.parse(cached_nuf));
var catchup_query = "?op=rpc&subop=catchupFeed&feed_id=" +
feed + "&is_cat=" + is_cat;
console.log(catchup_query);
new Ajax.Request("backend.php", {
parameters: catchup_query,
onComplete: function(transport) {
handle_rpc_json(transport);
} });
return;
} else {
query += "&nuf=" + param_escape(nuf);
}
}
}
}
}
if (is_cat) {
query = query + "&cat=1";
}
if (offset != 0) {
query = query + "&skip=" + offset;
if (offset != 0) {
query = query + "&skip=" + offset;
// to prevent duplicate feed titles when showing grouped vfeeds
if (vgroup_last_feed) {
query = query + "&vgrlf=" + param_escape(vgroup_last_feed);
// to prevent duplicate feed titles when showing grouped vfeeds
if (vgroup_last_feed) {
query = query + "&vgrlf=" + param_escape(vgroup_last_feed);
}
}
Form.enable("main_toolbar_form");
if (!offset)
if (!is_cat) {
if (!setFeedExpandoIcon(feed, is_cat, 'images/indicator_white.gif'))
notify_progress("Loading, please wait...", true);
} else {
notify_progress("Loading, please wait...", true);
}
}
Form.enable("main_toolbar_form");
query += "&cat=" + is_cat;
console.log(query);
if (!offset)
if (!is_cat) {
if (!setFeedExpandoIcon(feed, is_cat, 'images/indicator_white.gif'))
notify_progress("Loading, please wait...", true);
} else {
notify_progress("Loading, please wait...", true);
}
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
setFeedExpandoIcon(feed, is_cat, 'images/blank_icon.gif');
headlines_callback2(transport, offset);
headlines_callback2(transport, offset, background);
} });
} catch (e) {
@@ -428,3 +440,17 @@ function setFeedExpandoIcon(feed, is_cat, src) {
}
return false;
}
function getNextUnreadFeed(feed, is_cat) {
try {
var tree = dijit.byId("feedTree");
var nuf = tree.model.getNextUnreadFeed(feed, is_cat);
if (nuf)
return tree.model.store.getValue(nuf, 'bare_id');
} catch (e) {
exception_error("getNextUnreadFeed", e);
}
}