ttrss/feedlist.js

455 lines
9.4 KiB
JavaScript

var _feed_cur_page = 0;
var _infscroll_disable = 0;
var _infscroll_request_sent = 0;
var counter_timeout_id = false;
var resize_enabled = false;
var counters_last_request = 0;
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");
}
} */
dijit.byId("content-tabs").selectChild(
dijit.byId("content-tabs").getChildren()[0]);
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) {
// TODO: implement show_next_feed handling
}
}
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 = getFeedUnread(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 (!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, page_offset);
} });
}
} catch (e) {
exception_error("viewfeed", e);
}
}
function feedlist_init() {
try {
console.log("in feedlist init");
hideOrShowFeeds(getInitParam("hide_read_feeds") == 1);
document.onkeydown = hotkey_handler;
setTimeout("hotkey_prefix_timeout()", 5*1000);
if (!getActiveFeedId()) {
if (getInitParam("cdm_auto_catchup") != 1) {
setTimeout("viewfeed(-3)", 100);
} else {
setTimeout("viewfeed(-5)", 100);
}
}
console.log("T:" +
getInitParam("cdm_auto_catchup") + " " + getFeedUnread(-3));
hideOrShowFeeds(getInitParam("hide_read_feeds") == 1);
} catch (e) {
exception_error("feedlist/init", e);
}
}
function request_counters_real() {
try {
console.log("requesting counters...");
var query = "?op=rpc&subop=getAllCounters&seq=" + next_seq();
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='viewCurrentFeed()'>" +
__("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;
if (id == "global-unread") {
global_unread = ctr;
updateTitle();
continue;
}
if (id == "subscribed-feeds") {
feeds_found = ctr;
continue;
}
var treeItem;
if (id == getActiveFeedId() && ctr > getFeedUnread(id) && scheduled_call) {
displayNewContentPrompt(id);
}
setFeedUnread(id, (kind == "cat"), ctr);
if (kind != "cat") {
//setFeedValue(id, false, 'error', error);
setFeedValue(id, false, 'updated', updated);
if (id > 0) {
if (has_img) {
setFeedIcon(id, false,
getInitParam("icons_url") + "/" + id + ".ico");
} else {
setFeedIcon(id, false, 'images/blank_icon.gif');
}
}
}
}
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 getFeedUnread(feed, is_cat) {
try {
var tree = dijit.byId("feedTree");
if (tree && tree.model)
return tree.model.getFeedUnread(feed, is_cat);
} catch (e) {
//
}
return -1;
}
function resort_feedlist() {
console.warn("resort_feedlist: function not implemented");
}
function hideOrShowFeeds(hide) {
var tree = dijit.byId("feedTree");
if (tree)
return tree.hideRead(hide, getInitParam("hide_read_shows_special"));
}
function getFeedName(feed, is_cat) {
var tree = dijit.byId("feedTree");
if (tree && tree.model)
return tree.model.getFeedValue(feed, is_cat, 'name');
}
function getFeedValue(feed, is_cat, key) {
try {
var tree = dijit.byId("feedTree");
if (tree && tree.model)
return tree.model.getFeedValue(feed, is_cat, key);
} catch (e) {
//
}
return '';
}
function setFeedUnread(feed, is_cat, unread) {
try {
var tree = dijit.byId("feedTree");
if (tree && tree.model)
return tree.model.setFeedUnread(feed, is_cat, unread);
} catch (e) {
exception_error("setFeedUnread", e);
}
}
function setFeedValue(feed, is_cat, key, value) {
try {
var tree = dijit.byId("feedTree");
if (tree && tree.model)
return tree.model.setFeedValue(feed, is_cat, key, value);
} catch (e) {
//
}
}
function selectFeed(feed, is_cat) {
try {
var tree = dijit.byId("feedTree");
if (tree) return tree.selectFeed(feed, is_cat);
} catch (e) {
exception_error("selectFeed", e);
}
}
function setFeedIcon(feed, is_cat, src) {
try {
var tree = dijit.byId("feedTree");
if (tree) return tree.setFeedIcon(feed, is_cat, src);
} catch (e) {
exception_error("setFeedIcon", e);
}
}
function setFeedExpandoIcon(feed, is_cat, src) {
try {
var tree = dijit.byId("feedTree");
if (tree) return tree.setFeedExpandoIcon(feed, is_cat, src);
} catch (e) {
exception_error("setFeedIcon", e);
}
return false;
}