ttrss/feedlist.js

918 lines
19 KiB
JavaScript

var _feed_cur_page = 0;
var _infscroll_disable = 0;
var _infscroll_request_sent = 0;
var feed_under_pointer = undefined;
var counter_timeout_id = false;
var resize_enabled = false;
var selection_disabled = false;
var counters_last_request = 0;
var feeds_sort_by_unread = false;
var feedlist_sortable_enabled = false;
function toggle_sortable_feedlist(enabled) {
/* try {
if (enabled) {
Sortable.create('feedList', {onChange: feedlist_dragsorted, only: "feedCat"});
} else {
Sortable.destroy('feedList');
}
} catch (e) {
exception_error("toggle_sortable_feedlist", e);
} */
}
function viewCategory(cat) {
viewfeed(cat, '', true);
return false;
}
function viewNextFeedPage() {
try {
//if (!getActiveFeedId()) return;
console.log("viewNextFeedPage: calling viewfeed(), p: " + parseInt(_feed_cur_page+1));
viewfeed(getActiveFeedId(), '', activeFeedIsCat(), parseInt(_feed_cur_page+1));
} catch (e) {
exception_error("viewNextFeedPage", e);
}
}
function viewfeed(feed, subop, is_cat, offset) {
try {
if (is_cat == undefined) is_cat = false;
// if (!offset) page_offset = 0;
last_requested_article = 0;
//counters_last_request = 0;
if (feed == getActiveFeedId()) {
cache_invalidate("F:" + feed);
}
/* if (getInitParam("theme") == "" || getInitParam("theme") == "compact") {
if (getInitParam("hide_feedlist") == 1) {
Element.hide("feeds-holder");
}
} */
var force_nocache = false;
var page_offset = 0;
if (offset > 0) {
page_offset = offset;
} else {
page_offset = 0;
_feed_cur_page = 0;
_infscroll_disable = 0;
}
if (getActiveFeedId() != feed) {
_feed_cur_page = 0;
active_post_id = 0;
_infscroll_disable = 0;
}
if (page_offset != 0 && !subop) {
var date = new Date();
var timestamp = Math.round(date.getTime() / 1000);
console.log(_infscroll_request_sent + " : " + timestamp);
if (_infscroll_request_sent && _infscroll_request_sent + 30 > timestamp) {
console.log("infscroll request in progress, aborting");
return;
}
_infscroll_request_sent = timestamp;
}
enableHotkeys();
hideAuxDlg();
closeInfoBox();
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_form")) {
var search_query = Form.serialize("search_form");
query = query + "&" + search_query;
$("search_form").query.value = "";
closeInfoBox(true);
force_nocache = true;
}
// console.log("IS_CAT_STORED: " + activeFeedIsCat() + ", IS_CAT: " + is_cat);
if (subop == "MarkAllRead") {
var show_next_feed = getInitParam("on_catchup_show_next_feed") == "1";
if (show_next_feed) {
if (!activeFeedIsCat()) {
var feedlist = $('feedList');
var next_unread_feed = getRelativeFeedId2(feed, false,
"next", true);
/* gRFI2 also returns categories which we don't really
* need here, so we skip them */
while (next_unread_feed && next_unread_feed.match("CAT:"))
next_unread_feed = getRelativeFeedId2(
next_unread_feed.replace("CAT:", ""),
true, "next", true);
if (!next_unread_feed) {
next_unread_feed = getRelativeFeedId2(-3, true,
"next", true);
}
if (next_unread_feed) {
query = query + "&nuf=" + param_escape(next_unread_feed);
//setActiveFeedId(next_unread_feed);
feed = next_unread_feed;
}
} else {
var next_unread_feed = getNextUnreadCat(feed);
/* we don't need to specify that our next feed is actually
a category, because we're in the is_cat mode by definition
already */
if (next_unread_feed && show_next_feed) {
query = query + "&nuf=" + param_escape(next_unread_feed);
feed = next_unread_feed;
}
}
}
}
if (is_cat) {
query = query + "&cat=1";
}
if (page_offset != 0) {
query = query + "&skip=" + page_offset;
// 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");
console.log(query);
var container = $("headlinesInnerContainer");
var unread_ctr = -1;
if (!is_cat) unread_ctr = get_feed_unread(feed);
var cache_check = false;
if (unread_ctr != -1 && !page_offset && !force_nocache && !subop) {
var cache_prefix = "";
if (is_cat) {
cache_prefix = "C:";
} else {
cache_prefix = "F:";
}
cache_check = cache_check_param(cache_prefix + feed, unread_ctr);
console.log("headline cache check: " + cache_check);
}
if (cache_check) {
setActiveFeedId(feed, is_cat);
$("headlines-frame").innerHTML = cache_find_param(cache_prefix + feed,
unread_ctr);
request_counters();
remove_splash();
} else {
// if (!page_offset) {
var feedr;
if (is_cat) {
feedr = $('FCAP-' + feed);
} else {
feedr = $('FEEDR-' + feed);
}
if (feedr && !$('FLL-' + feed)) {
var img = $('FIMG-' + feed);
if (!is_cat && img) {
var cat_list = feedr.parentNode;
if (!cat_list || Element.visible(cat_list)) {
if (!img.src.match("indicator_white")) {
img.alt = img.src;
img.src = getInitParam("sign_progress");
}
} else if (cat_list) {
feed_cat_id = cat_list.id.replace("FCATLIST-", "");
if (!$('FLL-' + feed_cat_id)) {
var ll = document.createElement('img');
ll.src = getInitParam("sign_progress_tiny");
ll.className = 'hlLoading';
ll.id = 'FLL-' + feed;
$("FCAP-" + feed_cat_id).appendChild(ll);
}
}
} else {
if (!$('FLL-' + feed)) {
var ll = document.createElement('img');
ll.src = getInitParam("sign_progress_tiny");
ll.className = 'hlLoading';
ll.id = 'FLL-' + feed;
feedr.appendChild(ll);
}
}
}
// }
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
headlines_callback2(transport, page_offset);
} });
}
} catch (e) {
exception_error("viewfeed", e);
}
}
function feedlist_dragsorted(ctr) {
try {
var cats = $$("#feedList > li[id*=FCAT-]");
var ordered_cats = [];
cats.each(function(cat) {
ordered_cats.push(cat.id.replace("FCAT-", ""));
});
if (ordered_cats.length > 0) {
var query = "?op=feeds&subop=catsort&corder=" +
param_escape(ordered_cats.toString());
//console.log(query);
new Ajax.Request("backend.php", { parameters: query });
}
} catch (e) {
exception_error("feedlist_dragsorted", e);
}
}
function feedlist_init() {
try {
loading_set_progress(90);
console.log("in feedlist init");
hideOrShowFeeds(getInitParam("hide_read_feeds") == 1);
document.onkeydown = hotkey_handler;
setTimeout("hotkey_prefix_timeout()", 5*1000);
if (getActiveFeedId()) {
//console.log("some feed is open on feedlist refresh, reloading");
//setTimeout("viewCurrentFeed()", 100);
} else {
if (getInitParam("cdm_auto_catchup") != 1) {
setTimeout("viewfeed(-3)", 100);
} else {
setTimeout("viewfeed(-5)", 100);
remove_splash();
}
}
console.log("T:" +
getInitParam("cdm_auto_catchup") + " " + get_feed_unread(-3));
if (getInitParam("theme") == "" ||
getInitParam("theme_options").match("hide_footer")) {
setTimeout("hide_footer()", 5000);
}
//init_collapsable_feedlist(getInitParam("theme"));
toggle_sortable_feedlist(isFeedlistSortable());
} catch (e) {
exception_error("feedlist/init", e);
}
}
/* function hide_footer_af(effect) {
try {
var c = $("content-frame");
if (c) {
c.style.bottom = "0px";
var ioa = $("inline_orig_article");
if (ioa) {
ioa.height = c.offsetHeight;
}
} else {
var h = $("headlines-frame");
if (h) {
h.style.bottom = "0px";
}
}
} catch (e) {
exception_error("hide_footer_af", e);
}
} */
function hide_footer() {
try {
/* if (Element.visible("footer")) {
Element.hide("footer");
dijit.byId("main").resize();
//new Effect.Fade("footer", { afterFinish: hide_footer_af });
} */
} catch (e) {
exception_error("hide_footer", e);
}
}
function enable_selection(b) {
selection_disabled = !b;
}
function enable_resize(b) {
resize_enabled = b;
}
function request_counters_real() {
try {
console.log("requesting counters...");
var query = "?op=rpc&subop=getAllCounters&seq=" + next_seq();
if (tagsAreDisplayed()) {
query = query + "&omode=tl";
} else {
query = query + "&omode=flc";
}
new Ajax.Request("backend.php", {
parameters: query,
onComplete: function(transport) {
try {
handle_rpc_reply(transport);
} catch (e) {
exception_error("viewfeed/getcounters", e);
}
} });
} catch (e) {
exception_error("request_counters_real", e);
}
}
function request_counters() {
try {
if (getInitParam("bw_limit") == "1") return;
var date = new Date();
var timestamp = Math.round(date.getTime() / 1000);
if (timestamp - counters_last_request > 5) {
console.log("scheduling request of counters...");
window.clearTimeout(counter_timeout_id);
counter_timeout_id = window.setTimeout("request_counters_real()", 1000);
counters_last_request = timestamp;
} else {
console.log("request_counters: rate limit reached: " + (timestamp - counters_last_request));
}
} catch (e) {
exception_error("request_counters", e);
}
}
function displayNewContentPrompt(id) {
try {
var msg = "<a href='#' onclick='viewfeed("+id+")'>" +
__("New articles available in this feed (click to show)") + "</a>";
msg = msg.replace("%s", getFeedName(id));
$('auxDlg').innerHTML = msg;
new Effect.Appear('auxDlg', {duration : 0.5});
} catch (e) {
exception_error("displayNewContentPrompt", e);
}
}
function parse_counters(reply, scheduled_call) {
try {
var feeds_found = 0;
var elems = JSON.parse(reply.firstChild.nodeValue);
for (var l = 0; l < elems.length; l++) {
var id = elems[l].id
var kind = elems[l].kind;
var ctr = parseInt(elems[l].counter)
var error = elems[l].error;
var has_img = elems[l].has_img;
var updated = elems[l].updated;
var title = elems[l].title;
var xmsg = elems[l].xmsg;
if (id == "global-unread") {
global_unread = ctr;
updateTitle();
continue;
}
if (id == "subscribed-feeds") {
feeds_found = ctr;
continue;
}
var treeItem;
setFeedUnread(id, (kind == "cat"), ctr);
if (kind != "cat") {
//setFeedValue(id, false, 'error', error);
setFeedValue(id, false, 'updated', updated);
}
}
hideOrShowFeeds(getInitParam("hide_read_feeds") == 1);
var feeds_stored = number_of_feeds;
if (feeds_stored != feeds_found) {
number_of_feeds = feeds_found;
if (feeds_stored != 0 && feeds_found != 0) {
console.log("Subscribed feed number changed, refreshing feedlist");
setTimeout('updateFeedList()', 50);
}
}
} catch (e) {
exception_error("parse_counters", e);
}
}
function get_feed_unread(feed, is_cat) {
try {
if (is_cat)
treeItem = treeModel.store._itemsByIdentity['CAT:' + feed];
else
treeItem = treeModel.store._itemsByIdentity['FEED:' + feed];
if (treeItem)
return treeModel.store.getValue(treeItem, 'unread');
} catch (e) {
//
}
return -1;
}
function get_cat_unread(id) {
return get_feed_unread(id, true);
}
function get_feed_entry_unread(elem) {
var id = elem.id.replace("FEEDR-", "");
if (id <= 0) {
return -1;
}
try {
return parseInt($("FEEDU-" + id).innerHTML);
} catch (e) {
return -1;
}
}
function get_feed_entry_name(elem) {
var id = elem.id.replace("FEEDR-", "");
return getFeedName(id);
}
function resort_category(node, cat_mode) {
try {
//console.log("resort_category: " + node + " CM=" + cat_mode);
var by_unread = feedsSortByUnread();
var list = node.getElementsByTagName("LI");
for (i = 0; i < list.length; i++) {
for (j = i+1; j < list.length; j++) {
var tmp_val = get_feed_entry_unread(list[i]);
var cur_val = get_feed_entry_unread(list[j]);
//console.log(list[i].id + " vs " + list[j].id);
var tmp_name = get_feed_entry_name(list[i]).toLowerCase();
var cur_name = get_feed_entry_name(list[j]).toLowerCase();
/* we don't want to match FEEDR-0 - e.g. Archived articles */
var valid_pair = cat_mode || (list[i].id.match(/FEEDR-[1-9]/) &&
list[j].id.match(/FEEDR-[1-9]/));
if (valid_pair && ((by_unread && (cur_val > tmp_val)) || (!by_unread && (cur_name < tmp_name)))) {
tempnode_i = list[i].cloneNode(true);
tempnode_j = list[j].cloneNode(true);
node.replaceChild(tempnode_i, list[j]);
node.replaceChild(tempnode_j, list[i]);
}
}
}
} catch (e) {
exception_error("resort_category", e);
}
}
function resort_feedlist() {
return;
console.log("resort_feedlist");
if ($("FCATLIST--1")) {
var lists = $$("#feedList ul[id*=FCATLIST]");
lists.each(function(list) {
if (list.id != "FCATLIST--1") resort_category(list, true);
});
} else {
resort_category($("feedList"), false);
}
}
function hideOrShowFeeds(hide) {
var tree = dijit.byId("feedTree");
if (getInitParam("enable_feed_cats")) {
var cats = tree.model.store._arrayOfTopLevelItems;
cats.each(function(cat) {
var cat_unread = hideOrShowFeedsCategory(cat.items, hide);
var id = String(cat.id);
var node = tree._itemNodesMap[id];
if (node) {
if (hide && cat_unread == 0) {
Effect.Fade(node[0].rowNode, {duration : 0.3,
queue: { position: 'end', scope: 'FFADE-' + id, limit: 1 }});
} else {
Element.show(node[0].rowNode);
++cat_unread;
}
}
});
} else {
hideOrShowFeedsCategory(tree.model.store._arrayOfTopLevelItems, hide);
}
/* try {
if ($("FCATLIST--1")) {
var lists = $$("#feedList ul[id*=FCATLIST]");
lists.each(function(list) {
hideOrShowFeedsCategory(list.id.replace("FCATLIST-", ""), hide);
});
} else {
hideOrShowFeedsCategory(null, hide);
}
} catch (e) {
exception_error("hideOrShowFeeds", e);
} */
}
function hideOrShowFeedsCategory(feeds, hide) {
try {
//console.warn("hideOrShowFeedsCategory: function not implemented");
var tree = dijit.byId("feedTree");
var cat_unread = 0;
feeds.each(function(feed) {
var id = String(feed.id);
var bare_id = parseInt(id.substr(id.indexOf(":")+1));
var unread = feed.unread[0];
var node = tree._itemNodesMap[id];
if (node) {
if (hide && unread == 0 && (bare_id > 0 || !getInitParam("hide_read_shows_special"))) {
Effect.Fade(node[0].rowNode, {duration : 0.3,
queue: { position: 'end', scope: 'FFADE-' + id, limit: 1 }});
} else {
Element.show(node[0].rowNode);
++cat_unread;
}
}
});
return cat_unread;
/* var nodes;
var cat_node;
if (cat_id) {
nodes = $$("#FCATLIST-" + cat_id + " > li");
cat_node = $("FCAT-" + cat_id);
} else {
nodes = $$("#feedList li");
}
var cat_unread = 0;
nodes.each(function(node) {
var is_unread = node.hasClassName("Unread") ||
node.hasClassName("Selected") ||
(node.hasClassName("virt") &&
getInitParam("hide_read_shows_special"));
if (hide && !is_unread) {
Effect.Fade(node, {duration : 0.3,
queue: { position: 'end', scope: 'FFADE-' + node.id, limit: 1 }});
} else {
Element.show(node);
++cat_unread;
}
});
if (cat_node) {
if (hide && cat_unread == 0 && !cat_node.hasClassName("Selected")) {
Effect.Fade(cat_node, {duration : 0.3,
queue: { position: 'end', scope: 'CFADE-' + cat_node.id, limit: 1 }});
} else {
Element.show(cat_node);
}
} */
} catch (e) {
exception_error("hideOrShowFeedsCategory", e);
}
}
function getFeedName(feed, is_cat) {
return getFeedValue(feed, is_cat, 'name');
}
function getFeedValue(feed, is_cat, key) {
try {
if (is_cat)
treeItem = treeModel.store._itemsByIdentity['CAT:' + feed];
else
treeItem = treeModel.store._itemsByIdentity['FEED:' + feed];
if (treeItem)
return treeModel.store.getValue(treeItem, key);
} catch (e) {
//
}
return '';
}
function getNextUnreadCat(id) {
try {
var rows = $$("#feedList li[id*=FCAT]");
var unread_cats = [];
rows.each(function(row) {
var cat_id = row.id.replace("FCAT-", "");
if (Element.visible(row) && get_cat_unread(cat_id) > 0)
unread_cats.push(parseInt(cat_id));
});
console.log(unread_cats);
var idx = unread_cats.indexOf(id);
if (idx != -1 && idx < unread_cats.length-1) {
return unread_cats[idx+1];
} else {
return unread_cats[0];
}
} catch (e) {
exception_error("getNextUnreadCat", e);
}
}
function getRelativeFeedId2(id, is_cat, direction, unread_only) {
try {
// alert(id + " IC: " + is_cat + " D: " + direction + " U: " + unread_only);
var rows = $$("#feedList li");
var feeds = new Array();
for (var i = 0; i < rows.length; i++) {
if (rows[i].id.match("FEEDR-")) {
if (rows[i].id == "FEEDR-" + id && !is_cat || (Element.visible(rows[i]) && Element.visible(rows[i].parentNode))) {
if (!unread_only ||
(rows[i].hasClassName("Unread") || rows[i].id == "FEEDR-" + id)) {
feeds.push(rows[i].id.replace("FEEDR-", ""));
}
}
}
if (rows[i].id.match("FCAT-")) {
if (rows[i].id == "FCAT-" + id && is_cat || (Element.visible(rows[i]) && Element.visible(rows[i].parentNode))) {
var cat_id = parseInt(rows[i].id.replace("FCAT-", ""));
if (cat_id >= 0) {
if (!unread_only || get_cat_unread(cat_id) > 0) {
feeds.push("CAT:"+cat_id);
}
}
}
}
}
// alert(feeds.toString());
if (!id) {
if (direction == "next") {
return feeds.shift();
} else {
return feeds.pop();
}
} else {
if (direction == "next") {
if (is_cat) id = "CAT:" + id;
var idx = feeds.indexOf(id);
if (idx != -1 && idx < feeds.length) {
return feeds[idx+1];
} else {
return getRelativeFeedId2(false, is_cat, direction, unread_only);
}
} else {
if (is_cat) id = "CAT:" + id;
var idx = feeds.indexOf(id);
if (idx > 0) {
return feeds[idx-1];
} else {
return getRelativeFeedId2(false, is_cat, direction, unread_only);
}
}
}
} catch (e) {
exception_error("getRelativeFeedId2", e);
}
}
function feedsSortByUnread() {
return feeds_sort_by_unread;
}
function setFeedUnread(feed, is_cat, unread) {
try {
setFeedValue(feed, is_cat, 'unread', parseInt(unread));
} catch (e) {
exception_error("setFeedUnread", e);
}
}
function setFeedValue(feed, is_cat, key, value) {
try {
if (!value) value = '';
if (is_cat)
treeItem = treeModel.store._itemsByIdentity['CAT:' + feed];
else
treeItem = treeModel.store._itemsByIdentity['FEED:' + feed];
if (treeItem)
treeModel.store.setValue(treeItem, key, value);
} catch (e) {
exception_error("setFeedValue", e);
}
}
function toggleCollapseCat(id) {
console.warn("toggleCollapseCat: function not implemented");
}
function selectFeed(feed, is_cat) {
try {
var tree = dijit.byId("feedTree");
if (is_cat)
treeNode = tree._itemNodesMap['CAT:' + feed];
else
treeNode = tree._itemNodesMap['FEED:' + feed];
if (treeNode) {
treeNode = treeNode[0];
tree._expandNode(treeNode);
tree._selectNode(treeNode);
}
} catch (e) {
exception_error("selectFeed", e);
}
}