ttrss/viewfeed.js

2219 lines
46 KiB
JavaScript

var active_post_id = false;
var last_article_view = false;
var active_real_feed_id = false;
// FIXME: kludges, needs proper implementation
var _reload_feedlist_after_view = false;
var _cdm_wd_timeout = false;
var _cdm_wd_vishist = new Array();
var article_cache = new Array();
var vgroup_last_feed = false;
var post_under_pointer = false;
var last_requested_article = false;
function toggle_published_callback(transport) {
try {
if (transport.responseXML) {
all_counters_callback2(transport);
var note = transport.responseXML.getElementsByTagName("note")[0];
if (note) {
var note_id = note.getAttribute("id");
var note_size = note.getAttribute("size");
var note_content = note.firstChild.nodeValue;
var container = $('POSTNOTE-' + note_id);
cache_invalidate(note_id);
if (container) {
if (note_size == "0") {
Element.hide(container);
} else {
container.innerHTML = note_content;
Element.show(container);
}
}
}
}
} catch (e) {
exception_error("toggle_published_callback", e, transport);
}
}
function catchup_callback2(transport, callback) {
try {
debug("catchup_callback2 " + transport + ", " + callback);
notify("");
all_counters_callback2(transport);
if (callback) {
setTimeout(callback, 10);
}
} catch (e) {
exception_error("catchup_callback2", e, transport);
}
}
function clean_feed_selections() {
try {
var feeds = $("feedList").getElementsByTagName("LI");
for (var i = 0; i < feeds.length; i++) {
if (feeds[i].id && feeds[i].id.match("FEEDR-")) {
feeds[i].className = feeds[i].className.replace("Selected", "");
}
if (feeds[i].id && feeds[i].id.match("FCAT-")) {
feeds[i].className = feeds[i].className.replace("Selected", "");
}
}
} catch (e) {
exception_error("clean_feed_selections", e);
}
}
function headlines_callback2(transport, feed_cur_page) {
try {
if (!transport.responseText && db) {
offlineConfirmModeChange();
return;
}
loading_set_progress(100);
debug("headlines_callback2 [page=" + feed_cur_page + "]");
if (!transport_error_check(transport)) return;
clean_feed_selections();
var is_cat = false;
var feed_id = false;
if (transport.responseXML) {
var headlines = transport.responseXML.getElementsByTagName("headlines")[0];
if (headlines) {
is_cat = headlines.getAttribute("is_cat");
feed_id = headlines.getAttribute("id");
setActiveFeedId(feed_id, is_cat);
}
}
if (!is_cat) {
var feedr = $("FEEDR-" + feed_id);
if (feedr && !feedr.className.match("Selected")) {
feedr.className = feedr.className + "Selected";
}
} else {
var feedr = $("FCAT-" + feed_id);
if (feedr && !feedr.className.match("Selected")) {
feedr.className = feedr.className + "Selected";
}
}
var f = $("headlines-frame");
try {
if (feed_cur_page == 0) {
debug("resetting headlines scrollTop");
f.scrollTop = 0;
}
} catch (e) { };
if (transport.responseXML) {
var headlines = transport.responseXML.getElementsByTagName("headlines")[0];
var headlines_count_obj = transport.responseXML.getElementsByTagName("headlines-count")[0];
var headlines_unread_obj = transport.responseXML.getElementsByTagName("headlines-unread")[0];
var disable_cache_obj = transport.responseXML.getElementsByTagName("disable-cache")[0];
var vgroup_last_feed_obj = transport.responseXML.getElementsByTagName("vgroup-last-feed")[0];
var headlines_count = headlines_count_obj.getAttribute("value");
var headlines_unread = headlines_unread_obj.getAttribute("value");
var disable_cache = disable_cache_obj.getAttribute("value") != "0";
vgroup_last_feed = vgroup_last_feed_obj.getAttribute("value");
if (headlines_count == 0) {
_infscroll_disable = 1;
} else {
_infscroll_disable = 0;
}
var counters = transport.responseXML.getElementsByTagName("counters")[0];
var articles = transport.responseXML.getElementsByTagName("article");
var runtime_info = transport.responseXML.getElementsByTagName("runtime-info");
if (feed_cur_page == 0) {
if (headlines) {
f.innerHTML = headlines.firstChild.nodeValue;
var cache_prefix = "";
if (is_cat) {
cache_prefix = "C:";
} else {
cache_prefix = "F:";
}
cache_invalidate(cache_prefix + feed_id);
if (!disable_cache) {
cache_inject(cache_prefix + feed_id,
headlines.firstChild.nodeValue, headlines_unread);
}
} else {
debug("headlines_callback: returned no data");
f.innerHTML = "<div class='whiteBox'>" + __('Could not update headlines (missing XML data)') + "</div>";
}
} else {
if (headlines) {
if (headlines_count > 0) {
debug("adding some more headlines...");
var c = $("headlinesList");
if (!c) {
c = $("headlinesInnerContainer");
}
var ids = getSelectedArticleIds2();
c.innerHTML = c.innerHTML + headlines.firstChild.nodeValue;
debug("restore selected ids: " + ids);
for (var i = 0; i < ids.length; i++) {
markHeadline(ids[i]);
}
} else {
debug("no new headlines received");
}
} else {
debug("headlines_callback: returned no data");
notify_error("Error while trying to load more headlines");
}
}
if (articles) {
for (var i = 0; i < articles.length; i++) {
var a_id = articles[i].getAttribute("id");
debug("found id: " + a_id);
cache_inject(a_id, articles[i].firstChild.nodeValue);
}
} else {
debug("no cached articles received");
}
if (counters) {
debug("parsing piggybacked counters: " + counters);
parse_counters(counters, false);
} else {
debug("counters container not found in reply, requesting...");
request_counters();
}
if (runtime_info) {
debug("parsing runtime info: " + runtime_info[0]);
parse_runtime_info(runtime_info[0]);
} else {
debug("counters container not found in reply");
}
} else {
debug("headlines_callback: returned no XML object");
f.innerHTML = "<div class='whiteBox'>" + __('Could not update headlines (missing XML object)') + "</div>";
}
if (typeof correctPNG != 'undefined') {
correctPNG();
}
if (_cdm_wd_timeout) window.clearTimeout(_cdm_wd_timeout);
if (!$("headlinesList") &&
getActiveFeedId() != -3 &&
getInitParam("cdm_auto_catchup") == 1) {
debug("starting CDM watchdog");
_cdm_wd_timeout = window.setTimeout("cdmWatchdog()", 5000);
_cdm_wd_vishist = new Array();
} else {
debug("not in CDM mode or watchdog disabled");
}
_feed_cur_page = feed_cur_page;
_infscroll_request_sent = 0;
notify("");
remove_splash();
} catch (e) {
exception_error("headlines_callback2", e, transport);
}
}
function render_article(article) {
try {
var f = $("content-frame");
try {
f.scrollTop = 0;
} catch (e) { };
var fi = $("content-insert");
try {
fi.scrollTop = 0;
} catch (e) { };
fi.innerHTML = article;
article.evalScripts();
} catch (e) {
exception_error("render_article", e);
}
}
function showArticleInHeadlines(id) {
try {
cleanSelected("headlinesList");
var crow = $("RROW-" + id);
if (!crow) return;
var article_is_unread = crow.className.match("Unread");
crow.className = crow.className.replace("Unread", "");
selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', false);
var upd_img_pic = $("FUPDPIC-" + id);
var cache_prefix = "";
if (activeFeedIsCat()) {
cache_prefix = "C:";
} else {
cache_prefix = "F:";
}
var view_mode = false;
try {
view_mode = document.forms['main_toolbar_form'].view_mode;
view_mode = view_mode[view_mode.selectedIndex].value;
} catch (e) {
//
}
if (upd_img_pic && (upd_img_pic.src.match("updated.png") ||
upd_img_pic.src.match("fresh_sign.png"))) {
upd_img_pic.src = "images/blank_icon.gif";
cache_invalidate(cache_prefix + getActiveFeedId());
cache_inject(cache_prefix + getActiveFeedId(),
$("headlines-frame").innerHTML,
get_feed_unread(getActiveFeedId()));
} else if (article_is_unread && view_mode == "all_articles") {
cache_invalidate(cache_prefix + getActiveFeedId());
cache_inject(cache_prefix + getActiveFeedId(),
$("headlines-frame").innerHTML,
get_feed_unread(getActiveFeedId())-1);
} else if (article_is_unread) {
cache_invalidate(cache_prefix + getActiveFeedId());
}
markHeadline(id);
} catch (e) {
exception_error("showArticleInHeadlines", e);
}
}
function article_callback2(transport, id, feed_id) {
try {
debug("article_callback2 " + id);
if (!transport.responseText && db) {
offlineConfirmModeChange();
return;
}
if (transport.responseXML) {
if (!transport_error_check(transport)) return;
debug("looking for articles to cache...");
var articles = transport.responseXML.getElementsByTagName("article");
for (var i = 0; i < articles.length; i++) {
var a_id = articles[i].getAttribute("id");
debug("found id: " + a_id);
if (a_id == active_post_id) {
debug("active article, rendering...");
render_article(articles[i].firstChild.nodeValue);
}
cache_inject(a_id, articles[i].firstChild.nodeValue);
}
if (id != last_requested_article) {
debug("requested article id is out of sequence, aborting");
return;
}
active_real_feed_id = feed_id;
active_post_id = id;
showArticleInHeadlines(id);
if (db) {
db.execute("UPDATE articles SET unread = 0 WHERE id = ?", [id]);
}
var reply = transport.responseXML.firstChild.firstChild;
} else {
debug("article_callback: returned no XML object");
//var f = $("content-frame");
//f.innerHTML = "<div class='whiteBox'>" + __('Could not display article (missing XML object)') + "</div>";
}
var date = new Date();
last_article_view = date.getTime() / 1000;
if (typeof correctPNG != 'undefined') {
correctPNG();
}
if (_reload_feedlist_after_view) {
setTimeout('updateFeedList(false, false)', 50);
_reload_feedlist_after_view = false;
} else {
if (transport.responseXML) {
var counters = transport.responseXML.getElementsByTagName("counters")[0];
if (counters) {
debug("parsing piggybacked counters: " + counters);
parse_counters(counters, false);
} else {
debug("counters container not found in reply, requesting...");
request_counters();
}
}
}
notify("");
} catch (e) {
exception_error("article_callback2", e, transport);
}
}
function view(id, feed_id, skip_history) {
try {
debug("loading article: " + id + "/" + feed_id);
if (offline_mode) return view_offline(id, feed_id);
var cached_article = cache_find(id);
debug("cache check result: " + (cached_article != false));
enableHotkeys();
//setActiveFeedId(feed_id);
var query = "backend.php?op=view&id=" + param_escape(id) +
"&feed=" + param_escape(feed_id);
var date = new Date();
var neighbor_ids = getRelativePostIds(active_post_id);
/* only request uncached articles */
var cids_to_request = Array();
for (var i = 0; i < neighbor_ids.length; i++) {
if (!cache_check(neighbor_ids[i])) {
cids_to_request.push(neighbor_ids[i]);
}
}
debug("additional ids: " + cids_to_request.toString());
/* additional info for piggyback counters */
if (tagsAreDisplayed()) {
query = query + "&omode=lt";
} else {
query = query + "&omode=flc";
}
var date = new Date();
var timestamp = Math.round(date.getTime() / 1000);
query = query + "&ts=" + timestamp;
query = query + "&cids=" + cids_to_request.toString();
var crow = $("RROW-" + id);
var article_is_unread = crow.className.match("Unread");
if (!async_counters_work) {
query = query + "&csync=true";
}
showArticleInHeadlines(id);
if (!cached_article) {
notify_progress("Loading, please wait...", true);
} else 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);
}
cache_expire();
last_requested_article = id;
new Ajax.Request(query, {
onComplete: function(transport) {
article_callback2(transport, id, feed_id);
} });
return false;
} catch (e) {
exception_error("view", e);
}
}
function tMark(id) {
return toggleMark(id);
}
function tPub(id) {
return togglePub(id);
}
function tMark_afh_off(effect) {
try {
var elem = effect.effects[0].element;
debug("tMark_afh_off : " + elem.id);
if (elem) {
elem.src = elem.src.replace("mark_set", "mark_unset");
elem.alt = __("Star article");
Element.show(elem);
}
} catch (e) {
exception_error("tMark_afh_off", e);
}
}
function tPub_afh_off(effect) {
try {
var elem = effect.effects[0].element;
debug("tPub_afh_off : " + elem.id);
if (elem) {
elem.src = elem.src.replace("pub_set", "pub_unset");
elem.alt = __("Publish article");
Element.show(elem);
}
} catch (e) {
exception_error("tPub_afh_off", e);
}
}
function toggleMark(id, client_only, no_effects) {
try {
var query = "backend.php?op=rpc&id=" + id + "&subop=mark";
query = query + "&afid=" + getActiveFeedId();
if (tagsAreDisplayed()) {
query = query + "&omode=tl";
} else {
query = query + "&omode=flc";
}
var mark_img = $("FMPIC-" + id);
if (!mark_img) return;
var vfeedu = $("FEEDU--1");
var crow = $("RROW-" + id);
if (mark_img.src.match("mark_unset")) {
mark_img.src = mark_img.src.replace("mark_unset", "mark_set");
mark_img.alt = __("Unstar article");
query = query + "&mark=1";
if (db) {
db.execute("UPDATE articles SET marked = 1 WHERE id = ?", [id]);
}
} else {
//mark_img.src = "images/mark_unset.png";
mark_img.alt = __("Please wait...");
query = query + "&mark=0";
if ($("headlinesList") && !no_effects) {
Effect.Puff(mark_img, {duration : 0.25, afterFinish: tMark_afh_off});
} else {
mark_img.src = mark_img.src.replace("mark_set", "mark_unset");
mark_img.alt = __("Star article");
}
if (db) {
db.execute("UPDATE articles SET marked = 0 WHERE id = ?", [id]);
}
}
if (!no_effects) update_local_feedlist_counters();
if (!client_only) {
debug(query);
new Ajax.Request(query, {
onComplete: function(transport) {
all_counters_callback2(transport);
} });
}
} catch (e) {
exception_error("toggleMark", e);
}
}
function togglePub(id, client_only, no_effects, note) {
try {
var query = "backend.php?op=rpc&id=" + id + "&subop=publ";
query = query + "&afid=" + getActiveFeedId();
if (note != undefined) {
query = query + "&note=" + param_escape(note);
} else {
query = query + "&note=undefined";
}
if (tagsAreDisplayed()) {
query = query + "&omode=tl";
} else {
query = query + "&omode=flc";
}
var mark_img = $("FPPIC-" + id);
if (!mark_img) return;
var vfeedu = $("FEEDU--2");
var crow = $("RROW-" + id);
if (mark_img.src.match("pub_unset") || note != undefined) {
mark_img.src = mark_img.src.replace("pub_unset", "pub_set");
mark_img.alt = __("Unpublish article");
query = query + "&pub=1";
} else {
//mark_img.src = "images/pub_unset.png";
mark_img.alt = __("Please wait...");
query = query + "&pub=0";
if ($("headlinesList") && !no_effects) {
Effect.Puff(mark_img, {duration : 0.25, afterFinish: tPub_afh_off});
} else {
mark_img.src = mark_img.src.replace("pub_set", "pub_unset");
mark_img.alt = __("Publish article");
}
}
if (!client_only) {
new Ajax.Request(query, {
onComplete: function(transport) {
toggle_published_callback(transport);
} });
}
} catch (e) {
exception_error("togglePub", e);
}
}
function correctHeadlinesOffset(id) {
try {
var hlist = $("headlinesList");
var container = $("headlinesInnerContainer");
var row = $("RROW-" + id);
var viewport = container.offsetHeight;
var rel_offset_top = row.offsetTop - container.scrollTop;
var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
debug("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
debug("Vport: " + viewport);
if (rel_offset_top <= 0 || rel_offset_top > viewport) {
container.scrollTop = row.offsetTop;
} else if (rel_offset_bottom > viewport) {
/* doesn't properly work with Opera in some cases because
Opera fucks up element scrolling */
container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
}
} catch (e) {
exception_error("correctHeadlinesOffset", e);
}
}
function moveToPost(mode) {
try {
var rows;
if (isCdmMode()) {
rows = cdmGetVisibleArticles();
} else {
rows = getVisibleHeadlineIds();
}
var prev_id = false;
var next_id = false;
if (!$('RROW-' + active_post_id)) {
active_post_id = false;
}
if (active_post_id == false) {
next_id = getFirstVisibleHeadlineId();
prev_id = getLastVisibleHeadlineId();
} else {
for (var i = 0; i < rows.length; i++) {
if (rows[i] == active_post_id) {
prev_id = rows[i-1];
next_id = rows[i+1];
}
}
}
if (mode == "next") {
if (next_id) {
if (isCdmMode()) {
if (!cdmArticleIsActuallyVisible(next_id)) {
cdmScrollToArticleId(next_id);
}
cdmSelectArticles("none");
toggleUnread(next_id, 0, true);
toggleSelected(next_id);
} else {
correctHeadlinesOffset(next_id);
view(next_id, getActiveFeedId());
}
}
}
if (mode == "prev") {
if (prev_id) {
if (isCdmMode()) {
cdmScrollToArticleId(prev_id);
cdmSelectArticles("none");
toggleUnread(prev_id, 0, true);
toggleSelected(prev_id);
} else {
correctHeadlinesOffset(prev_id);
view(prev_id, getActiveFeedId());
}
}
}
} catch (e) {
exception_error("moveToPost", e);
}
}
function toggleSelected(id) {
try {
var cb = $("RCHK-" + id);
var row = $("RROW-" + id);
if (row) {
var nc = row.className;
if (!nc.match("Selected")) {
nc = nc + "Selected";
if (cb) {
cb.checked = true;
}
// In CDM basically last selected article == active article
if (isCdmMode()) active_post_id = id;
} else {
nc = nc.replace("Selected", "");
if (cb) {
cb.checked = false;
}
}
row.className = nc;
}
} 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) {
var nc = row.className;
var is_selected = row.className.match("Selected");
nc = nc.replace("Unread", "");
nc = nc.replace("Selected", "");
// since we are removing selection from the object, uncheck
// corresponding checkbox
var cb = $("RCHK-" + id);
if (cb) {
cb.checked = false;
}
// NOTE: I'm not sure that resetting selection here is a feature -fox
if (cmode == undefined || cmode == 2) {
if (row.className.match("Unread")) {
row.className = nc;
if (effect) {
new Effect.Highlight(row, {duration: 1, startcolor: "#fff7d5",
afterFinish: toggleUnread_afh,
queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
}
} else {
row.className = nc + "Unread";
}
if (db) {
db.execute("UPDATE articles SET unread = not unread "+
"WHERE id = ?", [id]);
}
} else if (cmode == 0) {
row.className = nc;
if (effect) {
new Effect.Highlight(row, {duration: 1, startcolor: "#fff7d5",
afterFinish: toggleUnread_afh,
queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
}
if (db) {
db.execute("UPDATE articles SET unread = 0 "+
"WHERE id = ?", [id]);
}
} else if (cmode == 1) {
row.className = nc + "Unread";
if (db) {
db.execute("UPDATE articles SET unread = 1 "+
"WHERE id = ?", [id]);
}
}
update_local_feedlist_counters();
// Disable unmarking as selected for the time being (16.05.08) -fox
if (is_selected) row.className = row.className + "Selected";
if (cmode == undefined) cmode = 2;
var query = "backend.php?op=rpc&subop=catchupSelected" +
"&cmode=" + param_escape(cmode);
var ids = "?ids=" + param_escape(id);
// notify_progress("Loading, please wait...");
new Ajax.Request(query, {
parameters: ids,
onComplete: function(transport) {
all_counters_callback2(transport);
} });
}
} catch (e) {
exception_error("toggleUnread", e);
}
}
function selectionRemoveLabel(id) {
try {
var ids = getSelectedArticleIds2();
if (ids.length == 0) {
alert(__("No articles are selected."));
return;
}
// var ok = confirm(__("Remove selected articles from label?"));
// if (ok) {
var query = "backend.php?op=rpc&subop=removeFromLabel&ids=" +
param_escape(ids.toString()) + "&lid=" + param_escape(id);
// notify_progress("Loading, please wait...");
cache_invalidate("F:" + (-11 - id));
new Ajax.Request(query, {
onComplete: function(transport) {
show_labels_in_headlines(transport);
all_counters_callback2(transport);
} });
// }
} catch (e) {
exception_error("selectionAssignLabel", e);
}
}
function selectionAssignLabel(id) {
try {
var ids = getSelectedArticleIds2();
if (ids.length == 0) {
alert(__("No articles are selected."));
return;
}
// var ok = confirm(__("Assign selected articles to label?"));
// if (ok) {
cache_invalidate("F:" + (-11 - id));
var query = "backend.php?op=rpc&subop=assignToLabel&ids=" +
param_escape(ids.toString()) + "&lid=" + param_escape(id);
// notify_progress("Loading, please wait...");
new Ajax.Request(query, {
onComplete: function(transport) {
show_labels_in_headlines(transport);
all_counters_callback2(transport);
} });
// }
} catch (e) {
exception_error("selectionAssignLabel", e);
}
}
function selectionToggleUnread(cdm_mode, set_state, callback_func, no_error) {
try {
var rows;
if (cdm_mode) {
rows = cdmGetSelectedArticles();
} else {
rows = getSelectedTableRowIds("headlinesList", "RROW", "RCHK");
}
if (rows.length == 0 && !no_error) {
alert(__("No articles are selected."));
return;
}
for (i = 0; i < rows.length; i++) {
var row = $("RROW-" + rows[i]);
if (row) {
var nc = row.className;
nc = nc.replace("Unread", "");
nc = nc.replace("Selected", "");
if (set_state == undefined) {
if (row.className.match("Unread")) {
row.className = nc + "Selected";
} else {
row.className = nc + "UnreadSelected";
}
if (db) {
db.execute("UPDATE articles SET unread = NOT unread WHERE id = ?",
[rows[i]]);
}
}
if (set_state == false) {
row.className = nc + "Selected";
if (db) {
db.execute("UPDATE articles SET unread = 0 WHERE id = ?",
[rows[i]]);
}
}
if (set_state == true) {
row.className = nc + "UnreadSelected";
if (db) {
db.execute("UPDATE articles SET unread = 1 WHERE id = ?",
[rows[i]]);
}
}
}
}
if (rows.length > 0) {
update_local_feedlist_counters();
var cmode = "";
if (set_state == undefined) {
cmode = "2";
} else if (set_state == true) {
cmode = "1";
} else if (set_state == false) {
cmode = "0";
}
var query = "backend.php?op=rpc&subop=catchupSelected" +
"&cmode=" + cmode;
var ids = "?ids=" + param_escape(rows.toString());
notify_progress("Loading, please wait...");
new Ajax.Request(query, {
parameters: ids,
onComplete: function(transport) {
catchup_callback2(transport, callback_func);
} });
}
} catch (e) {
exception_error("selectionToggleUnread", e);
}
}
function selectionToggleMarked(cdm_mode) {
try {
var rows;
if (cdm_mode) {
rows = cdmGetSelectedArticles();
} else {
rows = getSelectedTableRowIds("headlinesList", "RROW", "RCHK");
}
if (rows.length == 0) {
alert(__("No articles are selected."));
return;
}
for (i = 0; i < rows.length; i++) {
toggleMark(rows[i], true, true);
}
update_local_feedlist_counters();
if (rows.length > 0) {
var query = "backend.php?op=rpc&subop=markSelected&ids=" +
param_escape(rows.toString()) + "&cmode=2";
query = query + "&afid=" + getActiveFeedId();
/* if (tagsAreDisplayed()) {
query = query + "&omode=tl";
} else {
query = query + "&omode=flc";
} */
query = query + "&omode=lc";
new Ajax.Request(query, {
onComplete: function(transport) {
all_counters_callback2(transport);
} });
}
} catch (e) {
exception_error("selectionToggleMarked", e);
}
}
function selectionTogglePublished(cdm_mode) {
try {
var rows;
if (cdm_mode) {
rows = cdmGetSelectedArticles();
} else {
rows = getSelectedTableRowIds("headlinesList", "RROW", "RCHK");
}
if (rows.length == 0) {
alert(__("No articles are selected."));
return;
}
for (i = 0; i < rows.length; i++) {
togglePub(rows[i], true, true);
}
if (rows.length > 0) {
var query = "backend.php?op=rpc&subop=publishSelected&ids=" +
param_escape(rows.toString()) + "&cmode=2";
query = query + "&afid=" + getActiveFeedId();
/* if (tagsAreDisplayed()) {
query = query + "&omode=tl";
} else {
query = query + "&omode=flc";
} */
query = query + "&omode=lc";
new Ajax.Request(query, {
onComplete: function(transport) {
all_counters_callback2(transport);
} });
}
} catch (e) {
exception_error("selectionToggleMarked", e);
}
}
function cdmGetSelectedArticles() {
var sel_articles = new Array();
var container = $("headlinesInnerContainer");
for (i = 0; i < container.childNodes.length; i++) {
var child = container.childNodes[i];
if (child.id && child.id.match("RROW-") && child.className.match("Selected")) {
var c_id = child.id.replace("RROW-", "");
sel_articles.push(c_id);
}
}
return sel_articles;
}
function cdmGetVisibleArticles() {
var sel_articles = new Array();
var container = $("headlinesInnerContainer");
if (!container) return sel_articles;
for (i = 0; i < container.childNodes.length; i++) {
var child = container.childNodes[i];
if (child.id && child.id.match("RROW-")) {
var c_id = child.id.replace("RROW-", "");
sel_articles.push(c_id);
}
}
return sel_articles;
}
function cdmGetUnreadArticles() {
var sel_articles = new Array();
var container = $("headlinesInnerContainer");
for (i = 0; i < container.childNodes.length; i++) {
var child = container.childNodes[i];
if (child.id && child.id.match("RROW-") && child.className.match("Unread")) {
var c_id = child.id.replace("RROW-", "");
sel_articles.push(c_id);
}
}
return sel_articles;
}
// mode = all,none,unread
function cdmSelectArticles(mode) {
var container = $("headlinesInnerContainer");
for (i = 0; i < container.childNodes.length; i++) {
var child = container.childNodes[i];
if (child.id && child.id.match("RROW-")) {
var aid = child.id.replace("RROW-", "");
var cb = $("RCHK-" + aid);
if (mode == "all") {
if (!child.className.match("Selected")) {
child.className = child.className + "Selected";
cb.checked = true;
}
} else if (mode == "unread") {
if (child.className.match("Unread") && !child.className.match("Selected")) {
child.className = child.className + "Selected";
cb.checked = true;
}
} else {
child.className = child.className.replace("Selected", "");
cb.checked = false;
}
}
}
}
function catchupPage() {
var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
var str = __("Mark all visible articles in %s as read?");
str = str.replace("%s", fn);
if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
return;
}
if ($("headlinesList")) {
selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', true, 'Unread', true);
selectionToggleUnread(false, false, 'viewCurrentFeed()', true);
selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', false);
} else {
cdmSelectArticles('all');
selectionToggleUnread(true, false, 'viewCurrentFeed()', true)
cdmSelectArticles('none');
}
}
function catchupSelection() {
try {
var rows;
if ($("headlinesList")) {
rows = getSelectedTableRowIds("headlinesList", "RROW", "RCHK");
} else {
rows = cdmGetSelectedArticles();
}
if (rows.length == 0) {
alert(__("No articles are selected."));
return;
}
var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
var str = __("Mark %d selected articles in %s as read?");
str = str.replace("%d", rows.length);
str = str.replace("%s", fn);
if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
return;
}
if ($("headlinesList")) {
selectionToggleUnread(false, false, 'viewCurrentFeed()', true);
// selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', false);
} else {
selectionToggleUnread(true, false, 'viewCurrentFeed()', true)
// cdmSelectArticles('none');
}
} catch (e) {
exception_error("catchupSelection", e);
}
}
function editArticleTags(id, feed_id, cdm_enabled) {
displayDlg('editArticleTags', id);
}
function tag_saved_callback(transport) {
try {
debug("in tag_saved_callback");
closeInfoBox();
notify("");
if (tagsAreDisplayed()) {
_reload_feedlist_after_view = true;
}
if (transport.responseXML) {
var tags_str = transport.responseXML.getElementsByTagName("tags-str")[0];
if (tags_str) {
var id = tags_str.getAttribute("id");
if (id) {
var tags = $("ATSTR-" + id);
if (tags) {
tags.innerHTML = tags_str.firstChild.nodeValue;
}
}
}
}
} catch (e) {
exception_error("tag_saved_callback", e);
}
}
function editTagsSave() {
notify_progress("Saving article tags...");
var form = document.forms["tag_edit_form"];
var query = Form.serialize("tag_edit_form");
query = "backend.php?op=rpc&subop=setArticleTags&" + query;
debug(query);
new Ajax.Request(query, {
onComplete: function(transport) {
tag_saved_callback(transport);
} });
}
function editTagsInsert() {
try {
var form = document.forms["tag_edit_form"];
var found_tags = form.found_tags;
var tags_str = form.tags_str;
var tag = found_tags[found_tags.selectedIndex].value;
if (tags_str.value.length > 0 &&
tags_str.value.lastIndexOf(", ") != tags_str.value.length - 2) {
tags_str.value = tags_str.value + ", ";
}
tags_str.value = tags_str.value + tag + ", ";
found_tags.selectedIndex = 0;
} catch (e) {
exception_error("editTagsInsert", e);
}
}
function cdmScrollViewport(where) {
debug("cdmScrollViewport: " + where);
var ctr = $("headlinesInnerContainer");
if (!ctr) return;
if (where == "bottom") {
ctr.scrollTop = ctr.scrollHeight;
} else {
ctr.scrollTop = where;
}
}
function cdmArticleIsBelowViewport(id) {
try {
var ctr = $("headlinesInnerContainer");
var e = $("RROW-" + id);
if (!e || !ctr) return;
// article starts below viewport
if (ctr.scrollTop < e.offsetTop) {
return true;
} else {
return false;
}
} catch (e) {
exception_error("cdmArticleIsVisible", e);
}
}
function cdmArticleIsAboveViewport(id) {
try {
var ctr = $("headlinesInnerContainer");
var e = $("RROW-" + id);
if (!e || !ctr) return;
// article starts above viewport
if (ctr.scrollTop > e.offsetTop + e.offsetHeight) {
return true;
} else {
return false;
}
} catch (e) {
exception_error("cdmArticleIsVisible", e);
}
}
function cdmScrollToArticleId(id) {
try {
var ctr = $("headlinesInnerContainer");
var e = $("RROW-" + id);
if (!e || !ctr) return;
ctr.scrollTop = e.offsetTop;
} catch (e) {
exception_error("cdmScrollToArticleId", e);
}
}
function cdmArticleIsActuallyVisible(id) {
try {
var ctr = $("headlinesInnerContainer");
var e = $("RROW-" + id);
if (!e || !ctr) return;
// article fits in viewport OR article is longer than viewport and
// its bottom is visible
if (ctr.scrollTop <= e.offsetTop && e.offsetTop + e.offsetHeight <=
ctr.scrollTop + ctr.offsetHeight) {
return true;
} else if (e.offsetHeight > ctr.offsetHeight &&
e.offsetTop + e.offsetHeight >= ctr.scrollTop &&
e.offsetTop + e.offsetHeight <= ctr.scrollTop + ctr.offsetHeight) {
return true;
}
return false;
} catch (e) {
exception_error("cdmArticleIsVisible", e);
}
}
function cdmWatchdog() {
try {
var ctr = $("headlinesInnerContainer");
if (!ctr) return;
var ids = new Array();
var e = ctr.firstChild;
while (e) {
if (e.className && e.className == "cdmArticleUnread" && e.id &&
e.id.match("RROW-")) {
// article fits in viewport OR article is longer than viewport and
// its bottom is visible
if (ctr.scrollTop <= e.offsetTop && e.offsetTop + e.offsetHeight <=
ctr.scrollTop + ctr.offsetHeight) {
// debug(e.id + " is visible " + e.offsetTop + "." +
// (e.offsetTop + e.offsetHeight) + " vs " + ctr.scrollTop + "." +
// (ctr.scrollTop + ctr.offsetHeight));
ids.push(e.id.replace("RROW-", ""));
} else if (e.offsetHeight > ctr.offsetHeight &&
e.offsetTop + e.offsetHeight >= ctr.scrollTop &&
e.offsetTop + e.offsetHeight <= ctr.scrollTop + ctr.offsetHeight) {
ids.push(e.id.replace("RROW-", ""));
}
// method 2: article bottom is visible and is in upper 1/2 of the viewport
/* if (e.offsetTop + e.offsetHeight >= ctr.scrollTop &&
e.offsetTop + e.offsetHeight <= ctr.scrollTop + ctr.offsetHeight/2) {
ids.push(e.id.replace("RROW-", ""));
} */
}
e = e.nextSibling;
}
debug("cdmWatchdog, ids= " + ids.toString());
if (ids.length > 0) {
for (var i = 0; i < ids.length; i++) {
var e = $("RROW-" + ids[i]);
if (e) {
e.className = e.className.replace("Unread", "");
}
}
var query = "backend.php?op=rpc&subop=catchupSelected" +
"&cmode=0";
var ids = "?ids=" + param_escape(ids.toString());
new Ajax.Request(query, {
parameters: ids,
onComplete: function(transport) {
all_counters_callback2(transport);
} });
}
_cdm_wd_timeout = window.setTimeout("cdmWatchdog()", 4000);
} catch (e) {
exception_error("cdmWatchdog", e);
}
}
function cache_inject(id, article, param) {
try {
if (!cache_check_param(id, param)) {
debug("cache_article: miss: " + id + " [p=" + param + "]");
if (db) {
var date = new Date();
var ts = Math.round(date.getTime() / 1000);
db.execute("INSERT INTO cache (id, article, param, added) VALUES (?, ?, ?, ?)",
[id, article, param, ts]);
} else {
var cache_obj = new Array();
cache_obj["id"] = id;
cache_obj["data"] = article;
cache_obj["param"] = param;
article_cache.push(cache_obj);
}
} else {
debug("cache_article: hit: " + id + " [p=" + param + "]");
}
} catch (e) {
exception_error("cache_inject", e);
}
}
function cache_find(id) {
if (db) {
var rs = db.execute("SELECT article FROM cache WHERE id = ?", [id]);
var a = false;
if (rs.isValidRow()) {
var a = rs.field(0);
}
rs.close();
return a;
} else {
for (var i = 0; i < article_cache.length; i++) {
if (article_cache[i]["id"] == id) {
return article_cache[i]["data"];
}
}
}
return false;
}
function cache_find_param(id, param) {
if (db) {
var rs = db.execute("SELECT article FROM cache WHERE id = ? AND param = ?",
[id, param]);
var a = false;
if (rs.isValidRow()) {
a = rs.field(0);
}
rs.close();
return a;
} else {
for (var i = 0; i < article_cache.length; i++) {
if (article_cache[i]["id"] == id && article_cache[i]["param"] == param) {
return article_cache[i]["data"];
}
}
}
return false;
}
function cache_check(id) {
if (db) {
var rs = db.execute("SELECT COUNT(*) AS c FROM cache WHERE id = ?",
[id]);
var a = false;
if (rs.isValidRow()) {
a = rs.field(0) != "0";
}
rs.close();
return a;
} else {
for (var i = 0; i < article_cache.length; i++) {
if (article_cache[i]["id"] == id) {
return true;
}
}
}
return false;
}
function cache_check_param(id, param) {
if (db) {
var rs = db.execute("SELECT COUNT(*) AS c FROM cache WHERE id = ? AND param = ?",
[id, param]);
var a = false;
if (rs.isValidRow()) {
a = rs.field(0) != "0";
}
rs.close();
return a;
} else {
for (var i = 0; i < article_cache.length; i++) {
if (article_cache[i]["id"] == id && article_cache[i]["param"] == param) {
return true;
}
}
}
return false;
}
function cache_expire() {
if (db) {
var date = new Date();
var ts = Math.round(date.getTime() / 1000);
db.execute("DELETE FROM cache WHERE added < ? - 1800 AND id LIKE 'FEEDLIST'", [ts]);
db.execute("DELETE FROM cache WHERE added < ? - 600 AND (id LIKE 'F:%' OR id LIKE 'C:%')", [ts]);
db.execute("DELETE FROM cache WHERE added < ? - 86400", [ts]);
} else {
while (article_cache.length > 25) {
article_cache.shift();
}
}
}
function cache_empty() {
article_cache = new Array();
}
function cache_invalidate(id) {
try {
if (db) {
rs = db.execute("DELETE FROM cache WHERE id = ?", [id]);
return rs.rowsAffected != 0;
} else {
var i = 0
while (i < article_cache.length) {
if (article_cache[i]["id"] == id) {
debug("cache_invalidate: removed id " + id);
article_cache.splice(i, 1);
return true;
}
i++;
}
}
debug("cache_invalidate: id not found: " + id);
return false;
} catch (e) {
exception_error("cache_invalidate", e);
}
}
function getActiveArticleId() {
return active_post_id;
}
function cdmClicked(id) {
try {
var elem = $("RROW-" + id);
if (elem) {
var id = elem.id.replace("RROW-", "");
active_post_id = id;
// cdmSelectArticles("none");
toggleUnread(id, 0, true);
// toggleSelected(id);
}
} catch (e) {
exception_error("cdmClicked", e);
}
}
function preload_article_callback(transport) {
try {
if (transport.responseXML) {
var articles = transport.responseXML.getElementsByTagName("article");
for (var i = 0; i < articles.length; i++) {
var id = articles[i].getAttribute("id");
if (!cache_check(id)) {
cache_inject(id, articles[i].firstChild.nodeValue);
debug("preloaded article: " + id);
}
}
}
} catch (e) {
exception_error("preload_article_callback", e);
}
}
function preloadArticleUnderPointer(id) {
try {
if (getInitParam("bw_limit") == "1") return;
if (post_under_pointer == id && !cache_check(id)) {
debug("trying to preload article " + id);
var neighbor_ids = getRelativePostIds(id, 1);
/* only request uncached articles */
var cids_to_request = Array();
for (var i = 0; i < neighbor_ids.length; i++) {
if (!cache_check(neighbor_ids[i])) {
cids_to_request.push(neighbor_ids[i]);
}
}
debug("additional ids: " + cids_to_request.toString());
cids_to_request.push(id);
var query = "backend.php?op=rpc&subop=getArticles&ids=" +
cids_to_request.toString();
new Ajax.Request(query, {
onComplete: function(transport) {
preload_article_callback(transport);
} });
}
} catch (e) {
exception_error("preloadArticleUnderPointer", e);
}
}
function postMouseIn(id) {
try {
if (post_under_pointer != id) {
post_under_pointer = id;
if (!isCdmMode()) {
window.setTimeout("preloadArticleUnderPointer(" + id + ")", 250);
}
}
} catch (e) {
exception_error("postMouseIn", e);
}
}
function postMouseOut(id) {
try {
post_under_pointer = false;
} catch (e) {
exception_error("postMouseOut", e);
}
}
function headlines_scroll_handler() {
try {
var e = $("headlinesInnerContainer");
// don't do infinite scrolling when Limit == All
var toolbar_form = document.forms["main_toolbar_form"];
var limit = toolbar_form.limit[toolbar_form.limit.selectedIndex];
if (limit.value != 0) {
debug((e.scrollTop + e.offsetHeight) + " vs " + e.scrollHeight + " dis? " +
_infscroll_disable);
if (e.scrollTop + e.offsetHeight > e.scrollHeight - 100) {
if (!_infscroll_disable) {
debug("more cowbell!");
viewNextFeedPage();
}
}
}
} catch (e) {
exception_error("headlines_scroll_handler", e);
}
}
function catchupRelativeToArticle(below) {
try {
if (!getActiveArticleId()) {
alert(__("No article is selected."));
return;
}
var visible_ids;
if ($("headlinesList")) {
visible_ids = getVisibleHeadlineIds();
} else {
visible_ids = cdmGetVisibleArticles();
}
var ids_to_mark = new Array();
if (!below) {
for (var i = 0; i < visible_ids.length; i++) {
if (visible_ids[i] != getActiveArticleId()) {
var e = $("RROW-" + visible_ids[i]);
if (e && e.className.match("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] != getActiveArticleId()) {
var e = $("RROW-" + visible_ids[i]);
if (e && e.className.match("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 = __("Mark %d article(s) as read?").replace("%d", ids_to_mark.length);
if (confirm(msg)) {
for (var i = 0; i < ids_to_mark.length; i++) {
var e = $("RROW-" + ids_to_mark[i]);
e.className = e.className.replace("Unread", "");
}
var query = "backend.php?op=rpc&subop=catchupSelected" +
"&cmode=0";
var ids = "?ids=" + param_escape(ids_to_mark.toString());
new Ajax.Request(query, {
parameters: ids,
onComplete: function(transport) {
catchup_callback2(transport);
} });
}
}
} catch (e) {
exception_error("catchupRelativeToArticle", e);
}
}
function cdmExpandArticle(a_id) {
try {
var id = 'CICD-' + a_id;
try {
Element.hide("CEXC-" + a_id);
} catch (e) { }
Effect.Appear(id, {duration : 0.5,
beforeStart: function(effect) {
var h_id = 'CICH-' + a_id;
var h_elem = $(h_id);
if (h_elem) { h_elem.style.display = "none"; }
toggleUnread(a_id, 0);
}});
} catch (e) {
exception_error("appearBlockElementF", e);
}
}
function fixHeadlinesOrder(ids) {
try {
for (var i = 0; i < ids.length; i++) {
var e = $("RROW-" + ids[i]);
if (e) {
if (i % 2 == 0) {
e.className = e.className.replace("even", "odd");
} else {
e.className = e.className.replace("odd", "even");
}
}
}
} catch (e) {
exception_error("fixHeadlinesOrder", e);
}
}
function hideReadHeadlines() {
try {
var ids = false;
var vis_ids = new Array();
if ($("headlinesList")) {
ids = getVisibleHeadlineIds();
} else {
ids = cdmGetVisibleArticles();
}
var read_headlines_visible = true;
for (var i = 0; i < ids.length; i++) {
var row = $("RROW-" + ids[i]);
if (row && row.className) {
if (read_headlines_visible) {
if (row.className.match("Unread") || row.className.match("Selected")) {
Element.show(row);
vis_ids.push(ids[i]);
} else {
//Effect.Fade(row, {duration : 0.3});
Element.hide(row);
}
} else {
Element.show(row);
vis_ids.push(ids[i]);
}
}
}
fixHeadlinesOrder(vis_ids);
read_headlines_visible = !read_headlines_visible;
} catch (e) {
exception_error("hideReadHeadlines", e);
}
}
function invertHeadlineSelection() {
try {
var rows = new Array();
var r = false;
if (!isCdmMode()) {
r = document.getElementsByTagName("TR");
} else {
r = document.getElementsByTagName("DIV");
}
for (var i = 0; i < r.length; i++) {
if (r[i].id && r[i].id.match("RROW-")) {
rows.push(r[i]);
}
}
for (var i = 0; i < rows.length; i++) {
var nc = rows[i].className;
var id = rows[i].id.replace("RROW-", "");
var cb = $("RCHK-" + id);
if (!rows[i].className.match("Selected")) {
nc = nc + "Selected";
cb.checked = true;
} else {
nc = nc.replace("Selected", "");
cb.checked = false;
}
rows[i].className = nc;
}
} catch (e) {
exception_error("invertHeadlineSelection", e);
}
}
function getArticleUnderPointer() {
return post_under_pointer;
}
function zoomToArticle(id) {
try {
var w = window.open("backend.php?op=view&mode=zoom&id=" + param_escape(id),
"ttrss_zoom_" + id,
"status=0,toolbar=0,location=0,width=450,height=300,scrollbars=1,menubar=0");
} catch (e) {
exception_error("zoomToArticle", e);
}
}
function showOriginalArticleInline(id) {
try {
var query = "backend.php?op=rpc&subop=getArticleLink&id=" + id;
notify_progress("Loading, please wait...", true);
new Ajax.Request(query, {
onComplete: function(transport) {
if (transport.responseXML) {
var link = transport.responseXML.getElementsByTagName("link")[0];
var id = transport.responseXML.getElementsByTagName("id")[0];
notify("");
if (link && id) {
link = link.firstChild.nodeValue;
var ci = $("content-insert");
var tmp = "<iframe id=\"inline_orig_article\" width=\""+ci.offsetWidth+"\" height=\""+ci.offsetHeight+"\" style=\"border-width : 0px;\" src=\""+link+"\"></iframe>";
render_article(tmp);
}
}
} });
} catch (e) {
exception_error("showOriginalArticleInline", e);
}
}
function scrollArticle(offset) {
try {
if (!isCdmMode()) {
var ci = $("content-insert");
if (ci) {
ci.scrollTop += offset;
}
} else {
var hi = $("headlinesInnerContainer");
if (hi) {
hi.scrollTop += offset;
}
}
} catch (e) {
exception_error("scrollArticle", e);
}
}
function show_labels_in_headlines(transport) {
try {
if (transport.responseXML) {
var info = transport.responseXML.getElementsByTagName("info-for-headlines")[0];
var elems = info.getElementsByTagName("entry");
for (var l = 0; l < elems.length; l++) {
var e_id = elems[l].getAttribute("id");
if (e_id) {
var ctr = $("HLLCTR-" + e_id);
if (ctr) {
ctr.innerHTML = elems[l].firstChild.nodeValue;
}
}
}
}
} catch (e) {
exception_error("show_labels_in_headlines", e);
}
}
function toggleHeadlineActions() {
try {
var e = $("headlineActionsBody");
var p = $("headlineActionsDrop");
if (!Element.visible(e)) {
Element.show(e);
} else {
Element.hide(e);
}
e.scrollTop = 0;
e.style.left = (p.offsetLeft + 1) + "px";
e.style.top = (p.offsetTop + p.offsetHeight + 2) + "px";
} catch (e) {
exception_error("toggleHeadlineActions", e);
}
}
function publishWithNote(id, def_note) {
try {
if (!def_note) def_note = '';
var note = prompt(__("Please enter a note for this article:"), def_note);
if (note != undefined) {
togglePub(id, false, false, note);
}
} catch (e) {
exception_error("publishWithNote", e);
}
}