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tt-rss/viewfeed.js

1337 lines
30 KiB
JavaScript

var active_post_id = false;
var last_article_view = false;
var active_real_feed_id = false;
var _tag_active_post_id = false;
var _tag_active_feed_id = false;
var _tag_active_cdm = false;
// FIXME: kludge, to restore scrollTop after tag editor terminates
var _tag_cdm_scroll = 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();
function catchup_callback() {
if (xmlhttp_rpc.readyState == 4) {
try {
debug("catchup_callback");
notify("");
all_counters_callback2(xmlhttp_rpc);
if (_catchup_callback_func) {
setTimeout(_catchup_callback_func, 10);
}
} catch (e) {
exception_error("catchup_callback", e);
}
}
}
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);
}
}
function headlines_callback2(transport, active_feed_id, is_cat, feed_cur_page) {
try {
debug("headlines_callback2 [page=" + feed_cur_page + "]");
var feeds = document.getElementById("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", "");
}
}
setActiveFeedId(active_feed_id);
if (is_cat != undefined) {
active_feed_is_cat = is_cat;
}
if (!is_cat) {
var feedr = document.getElementById("FEEDR-" + active_feed_id);
if (feedr && !feedr.className.match("Selected")) {
feedr.className = feedr.className + "Selected";
}
}
var f = document.getElementById("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_count = headlines_count_obj.getAttribute("value");
if (headlines_count == 0) _infscroll_disable = 1;
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;
} 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 = document.getElementById("headlinesList");
if (!c) {
c = document.getElementById("headlinesInnerContainer");
}
c.innerHTML = c.innerHTML + headlines.firstChild.nodeValue;
} 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");
}
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 (!document.getElementById("headlinesList") &&
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");
}
if (_tag_cdm_scroll) {
try {
document.getElementById("headlinesInnerContainer").scrollTop = _tag_cdm_scroll;
_tag_cdm_scroll = false;
debug("resetting headlinesInner scrollTop");
} catch (e) { }
}
_feed_cur_page = feed_cur_page;
notify("");
} catch (e) {
exception_error("headlines_callback2", e);
}
}
function render_article(article) {
try {
var f = document.getElementById("content-frame");
try {
f.scrollTop = 0;
} catch (e) { };
f.innerHTML = article;
} catch (e) {
exception_error("render_article", e);
}
}
function showArticleInHeadlines(id) {
try {
cleanSelected("headlinesList");
var crow = document.getElementById("RROW-" + id);
var article_is_unread = crow.className.match("Unread");
crow.className = crow.className.replace("Unread", "");
var upd_img_pic = document.getElementById("FUPDPIC-" + id);
if (upd_img_pic) {
upd_img_pic.src = "images/blank_icon.gif";
}
selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', false);
markHeadline(id);
} catch (e) {
exception_error("showArticleInHeadlines", e);
}
}
function article_callback2(transport, id, feed_id) {
try {
debug("article_callback2 " + id);
if (transport.responseXML) {
active_real_feed_id = feed_id;
active_post_id = id;
showArticleInHeadlines(id);
var reply = transport.responseXML.firstChild.firstChild;
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);
}
} else {
debug("article_callback: returned no XML object");
var f = document.getElementById("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 {
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");
}
}
notify("");
} catch (e) {
exception_error("article_callback2", e);
}
}
function view(id, feed_id, skip_history) {
try {
debug("loading article: " + 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 = document.getElementById("RROW-" + id);
var article_is_unread = crow.className.match("Unread");
showArticleInHeadlines(id);
if (!cached_article) {
notify_progress("Loading, please wait...");
} 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();
new Ajax.Request(query, {
onComplete: function(transport) {
article_callback2(transport, id, feed_id);
} });
} 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 = document.getElementById("FMPIC-" + id);
var vfeedu = document.getElementById("FEEDU--1");
var crow = document.getElementById("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 (vfeedu && crow.className.match("Unread")) {
vfeedu.innerHTML = (+vfeedu.innerHTML) + 1;
} */
} else {
//mark_img.src = "images/mark_unset.png";
mark_img.alt = __("Please wait...");
query = query + "&mark=0";
/* if (vfeedu && crow.className.match("Unread")) {
vfeedu.innerHTML = (+vfeedu.innerHTML) - 1;
} */
if (document.getElementById("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");
}
}
/* var vfeedctr = document.getElementById("FEEDCTR--1");
var vfeedr = document.getElementById("FEEDR--1");
if (vfeedu && vfeedctr) {
if ((+vfeedu.innerHTML) > 0) {
if (crow.className.match("Unread") && !vfeedr.className.match("Unread")) {
vfeedr.className = vfeedr.className + "Unread";
vfeedctr.className = "odd";
}
} else {
vfeedctr.className = "invisible";
vfeedr.className = vfeedr.className.replace("Unread", "");
}
}
debug("toggle starred for aid " + id);
//new Ajax.Request(query); */
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) {
try {
var query = "backend.php?op=rpc&id=" + id + "&subop=publ";
query = query + "&afid=" + getActiveFeedId();
if (tagsAreDisplayed()) {
query = query + "&omode=tl";
} else {
query = query + "&omode=flc";
}
var mark_img = document.getElementById("FPPIC-" + id);
var vfeedu = document.getElementById("FEEDU--2");
var crow = document.getElementById("RROW-" + id);
if (mark_img.src.match("pub_unset")) {
mark_img.src = mark_img.src.replace("pub_unset", "pub_set");
mark_img.alt = __("Unpublish article");
query = query + "&pub=1";
/* if (vfeedu && crow.className.match("Unread")) {
vfeedu.innerHTML = (+vfeedu.innerHTML) + 1;
} */
} else {
//mark_img.src = "images/pub_unset.png";
mark_img.alt = __("Please wait...");
query = query + "&pub=0";
/* if (vfeedu && crow.className.match("Unread")) {
vfeedu.innerHTML = (+vfeedu.innerHTML) - 1;
} */
if (document.getElementById("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");
}
}
/* var vfeedctr = document.getElementById("FEEDCTR--2");
var vfeedr = document.getElementById("FEEDR--2");
if (vfeedu && vfeedctr) {
if ((+vfeedu.innerHTML) > 0) {
if (crow.className.match("Unread") && !vfeedr.className.match("Unread")) {
vfeedr.className = vfeedr.className + "Unread";
vfeedctr.className = "odd";
}
} else {
vfeedctr.className = "invisible";
vfeedr.className = vfeedr.className.replace("Unread", "");
}
}
debug("toggle published for aid " + id);
new Ajax.Request(query); */
if (!client_only) {
new Ajax.Request(query, {
onComplete: function(transport) {
all_counters_callback2(transport);
} });
}
} catch (e) {
exception_error("togglePub", e);
}
}
function correctHeadlinesOffset(id) {
try {
var hlist = document.getElementById("headlinesList");
var container = document.getElementById("headlinesInnerContainer");
var row = document.getElementById("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) {
// check for combined mode
if (!document.getElementById("headlinesList"))
return;
var rows = getVisibleHeadlineIds();
var prev_id = false;
var next_id = false;
if (!document.getElementById('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) {
correctHeadlinesOffset(next_id);
view(next_id, getActiveFeedId());
}
}
if (mode == "prev") {
if (prev_id) {
correctHeadlinesOffset(prev_id);
view(prev_id, getActiveFeedId());
}
}
}
function toggleUnread(id, cmode) {
try {
var row = document.getElementById("RROW-" + id);
if (row) {
var nc = row.className;
nc = nc.replace("Unread", "");
nc = nc.replace("Selected", "");
if (row.className.match("Unread")) {
row.className = nc;
} else {
row.className = nc + "Unread";
}
if (!cmode) cmode = 2;
var query = "backend.php?op=rpc&subop=catchupSelected&ids=" +
param_escape(id) + "&cmode=" + param_escape(cmode);
// notify_progress("Loading, please wait...");
new Ajax.Request(query, {
onComplete: function(transport) {
all_counters_callback2(transport);
} });
}
} catch (e) {
exception_error("toggleUnread", 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 = document.getElementById("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 (set_state == false) {
row.className = nc + "Selected";
}
if (set_state == true) {
row.className = nc + "UnreadSelected";
}
}
}
if (rows.length > 0) {
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&ids=" +
param_escape(rows.toString()) + "&cmode=" + cmode;
notify_progress("Loading, please wait...");
new Ajax.Request(query, {
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);
}
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 = document.getElementById("headlinesInnerContainer");
for (i = 0; i < container.childNodes.length; i++) {
var child = container.childNodes[i];
if (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 = document.getElementById("headlinesInnerContainer");
for (i = 0; i < container.childNodes.length; i++) {
var child = container.childNodes[i];
if (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 = document.getElementById("headlinesInnerContainer");
for (i = 0; i < container.childNodes.length; i++) {
var child = container.childNodes[i];
if (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 = document.getElementById("headlinesInnerContainer");
for (i = 0; i < container.childNodes.length; i++) {
var child = container.childNodes[i];
if (child.id.match("RROW-")) {
var aid = child.id.replace("RROW-", "");
var cb = document.getElementById("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(), active_feed_is_cat);
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 (document.getElementById("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 (document.getElementById("headlinesList")) {
rows = getSelectedTableRowIds("headlinesList", "RROW", "RCHK");
} else {
rows = cdmGetSelectedArticles();
}
if (rows.length == 0) {
alert(__("No articles are selected."));
return;
}
var fn = getFeedName(getActiveFeedId(), active_feed_is_cat);
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 (document.getElementById("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 labelFromSearch(search, search_mode, match_on, feed_id, is_cat) {
if (!xmlhttp_ready(xmlhttp_rpc)) {
printLockingError();
}
var title = prompt(__("Please enter label title:"), "");
if (title) {
var query = "backend.php?op=labelFromSearch&search=" + param_escape(search) +
"&smode=" + param_escape(search_mode) + "&match=" + param_escape(match_on) +
"&feed=" + param_escape(feed_id) + "&is_cat=" + param_escape(is_cat) +
"&title=" + param_escape(title);
debug("LFS: " + query);
new Ajax.Request(query, {
onComplete: function(transport) {
dlg_frefresh_callback(transport);
} });
}
}
function editArticleTags(id, feed_id, cdm_enabled) {
_tag_active_post_id = id;
_tag_active_feed_id = feed_id;
_tag_active_cdm = cdm_enabled;
cache_invalidate(id);
try {
_tag_cdm_scroll = document.getElementById("headlinesInnerContainer").scrollTop;
} catch (e) { }
displayDlg('editArticleTags', id);
}
function tag_saved_callback(transport) {
try {
debug("in tag_saved_callback");
closeInfoBox();
notify("");
if (tagsAreDisplayed()) {
_reload_feedlist_after_view = true;
}
if (!_tag_active_cdm) {
if (active_post_id == _tag_active_post_id) {
debug("reloading current article");
view(_tag_active_post_id, _tag_active_feed_id);
}
} else {
debug("reloading current feed");
viewCurrentFeed();
}
} catch (e) {
exception_error("catchup_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(e, "editTagsInsert");
}
}
function cdmWatchdog() {
try {
var ctr = document.getElementById("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 = document.getElementById("RROW-" + ids[i]);
if (e) {
e.className = e.className.replace("Unread", "");
}
}
var query = "backend.php?op=rpc&subop=catchupSelected&ids=" +
param_escape(ids.toString()) + "&cmode=0";
new Ajax.Request(query, {
onComplete: function(transport) {
all_counters_callback2(transport);
} });
}
_cdm_wd_timeout = window.setTimeout("cdmWatchdog()", 4000);
} catch (e) {
exception_error(e, "cdmWatchdog");
}
}
function cache_inject(id, article) {
if (!cache_check(id)) {
debug("cache_article: miss: " + id);
var cache_obj = new Array();
cache_obj["id"] = id;
cache_obj["data"] = article;
article_cache.push(cache_obj);
} else {
debug("cache_article: hit: " + id);
}
}
function cache_find(id) {
for (var i = 0; i < article_cache.length; i++) {
if (article_cache[i]["id"] == id) {
return article_cache[i]["data"];
}
}
return false;
}
function cache_check(id) {
for (var i = 0; i < article_cache.length; i++) {
if (article_cache[i]["id"] == id) {
return true;
}
}
return false;
}
function cache_expire() {
while (article_cache.length > 20) {
article_cache.shift();
}
}
function cache_invalidate(id) {
var i = 0
try {
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 cdmMouseIn(elem) {
try {
if (elem.id && elem.id.match("RROW-")) {
var id = elem.id.replace("RROW-", "");
active_post_id = id;
}
} catch (e) {
exception_error("cdmMouseIn", e);
}
}
function cdmMouseOut(elem) {
active_post_id = false;
}
function headlines_scroll_handler() {
try {
var e = document.getElementById("headlinesInnerContainer");
if (e.scrollTop + e.offsetHeight > e.scrollHeight - 300) {
if (!_infscroll_disable) {
debug("more cowbell!");
viewNextFeedPage();
}
}
} catch (e) {
exception_error("headlines_scroll_handler", e);
}
}
function catchupRelativeToArticle(below) {
try {
if (!xmlhttp_ready(xmlhttp_rpc)) {
printLockingError();
}
if (!getActiveArticleId()) {
alert(__("No article is selected."));
return;
}
var visible_ids;
if (document.getElementById("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 = document.getElementById("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 = document.getElementById("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 = document.getElementById("RROW-" + ids_to_mark[i]);
e.className = e.className.replace("Unread", "");
}
var query = "backend.php?op=rpc&subop=catchupSelected&ids=" +
param_escape(ids_to_mark.toString()) + "&cmode=0";
xmlhttp_rpc.open("GET", query, true);
xmlhttp_rpc.onreadystatechange=catchup_callback;
xmlhttp_rpc.send(null);
}
}
} catch (e) {
exception_error("catchupRelativeToArticle", e);
}
}