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exception handling in some code blocks

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master
Andrew Dolgov 19 years ago
parent d6bf9d4192
commit 7719618b29
5 changed files with 277 additions and 309 deletions
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187
feedlist.js
Unescape Escape View File

@ -1,104 +1,105 @@
function viewfeed(feed, skip, subop, doc) { function viewfeed(feed, skip, subop, doc) {
try {
if (!doc) doc = parent.document; if (!doc) doc = parent.document;
// p_notify("Loading headlines...");
enableHotkeys();
var searchbox = doc.getElementById("searchbox");
if (searchbox) {
search_query = searchbox.value;
} else {
search_query = "";
}
var searchmodebox = doc.getElementById("searchmodebox");
var search_mode;
if (searchmodebox) { enableHotkeys();
search_mode = searchmodebox[searchmodebox.selectedIndex].text;
} else {
search_mode = "";
}
setCookie("ttrss_vf_smode", search_mode);
var viewbox = doc.getElementById("viewbox");
var view_mode;
if (viewbox) {
view_mode = viewbox[viewbox.selectedIndex].text;
} else {
view_mode = "All Posts";
}
setCookie("ttrss_vf_vmode", view_mode);
var limitbox = doc.getElementById("limitbox");
var limit;
if (limitbox) {
limit = limitbox[limitbox.selectedIndex].text;
setCookie("ttrss_vf_limit", limit);
} else {
limit = "All";
}
// document.getElementById("ACTFEEDID").innerHTML = feed;
setActiveFeedId(feed);
if (subop == "MarkAllRead") {
var feedr = document.getElementById("FEEDR-" + feed);
var feedctr = document.getElementById("FEEDCTR-" + feed);
feedctr.className = "invisible"; var searchbox = doc.getElementById("searchbox");
if (feedr.className.match("Unread")) { if (searchbox) {
feedr.className = feedr.className.replace("Unread", ""); search_query = searchbox.value;
} else {
search_query = "";
}
var searchmodebox = doc.getElementById("searchmodebox");
var search_mode;
if (searchmodebox) {
search_mode = searchmodebox[searchmodebox.selectedIndex].text;
} else {
search_mode = "";
} }
}
var query = "backend.php?op=viewfeed&feed=" + param_escape(feed) +
"&skip=" + param_escape(skip) + "&subop=" + param_escape(subop) +
"&view=" + param_escape(view_mode) + "&limit=" + limit +
"&smode=" + param_escape(search_mode);
if (search_query != "") {
query = query + "&search=" + param_escape(search_query);
}
var headlines_frame = parent.frames["headlines-frame"]; setCookie("ttrss_vf_smode", search_mode);
// alert(headlines_frame)
headlines_frame.location.href = query + "&addheader=true";
cleanSelectedList("feedList");
var feedr = document.getElementById("FEEDR-" + feed);
if (feedr) {
feedr.className = feedr.className + "Selected";
}
disableContainerChildren("headlinesToolbar", false, doc); var viewbox = doc.getElementById("viewbox");
/* var btnMarkAsRead = doc.getElementById("btnMarkFeedAsRead"); var view_mode;
if (btnMarkAsRead && !isNumeric(feed)) { if (viewbox) {
btnMarkAsRead.disabled = true; view_mode = viewbox[viewbox.selectedIndex].text;
btnMarkAsRead.className = "disabledButton"; } else {
} */ view_mode = "All Posts";
}
// notify("");
setCookie("ttrss_vf_vmode", view_mode);
var limitbox = doc.getElementById("limitbox");
var limit;
if (limitbox) {
limit = limitbox[limitbox.selectedIndex].text;
setCookie("ttrss_vf_limit", limit);
} else {
limit = "All";
}
// document.getElementById("ACTFEEDID").innerHTML = feed;
setActiveFeedId(feed);
if (subop == "MarkAllRead") {
var feedr = document.getElementById("FEEDR-" + feed);
var feedctr = document.getElementById("FEEDCTR-" + feed);
feedctr.className = "invisible";
if (feedr.className.match("Unread")) {
feedr.className = feedr.className.replace("Unread", "");
}
}
var query = "backend.php?op=viewfeed&feed=" + param_escape(feed) +
"&skip=" + param_escape(skip) + "&subop=" + param_escape(subop) +
"&view=" + param_escape(view_mode) + "&limit=" + limit +
"&smode=" + param_escape(search_mode);
if (search_query != "") {
query = query + "&search=" + param_escape(search_query);
}
var headlines_frame = parent.frames["headlines-frame"];
// alert(headlines_frame)
headlines_frame.location.href = query + "&addheader=true";
cleanSelectedList("feedList");
var feedr = document.getElementById("FEEDR-" + feed);
if (feedr) {
feedr.className = feedr.className + "Selected";
}
disableContainerChildren("headlinesToolbar", false, doc);
/* var btnMarkAsRead = doc.getElementById("btnMarkFeedAsRead");
if (btnMarkAsRead && !isNumeric(feed)) {
btnMarkAsRead.disabled = true;
btnMarkAsRead.className = "disabledButton";
} */
// notify("");
} catch (e) {
exception_error("viewfeed", e);
}
} }
function localHotkeyHandler(keycode) { function localHotkeyHandler(keycode) {

87
functions.js
Unescape Escape View File

@ -1,5 +1,10 @@
var hotkeys_enabled = true; var hotkeys_enabled = true;
function exception_error(location, e) {
alert("Exception: " + e.name + "\nMessage: " + e.message +
"\nLocation: " + location);
}
function disableHotkeys() { function disableHotkeys() {
hotkeys_enabled = false; hotkeys_enabled = false;
} }
@ -330,48 +335,51 @@ if (!xmlhttp_rpc && typeof XMLHttpRequest!='undefined') {
function all_counters_callback() { function all_counters_callback() {
if (xmlhttp_rpc.readyState == 4) { if (xmlhttp_rpc.readyState == 4) {
try {
if (!xmlhttp_rpc.responseXML) { if (!xmlhttp_rpc.responseXML) {
notify("[all_counters_callback] backend did not return valid XML"); notify("[all_counters_callback] backend did not return valid XML");
return; return;
} }
var reply = xmlhttp_rpc.responseXML.firstChild; var reply = xmlhttp_rpc.responseXML.firstChild;
var f_document = parent.frames["feeds-frame"].document; var f_document = parent.frames["feeds-frame"].document;
for (var l = 0; l < reply.childNodes.length; l++) { for (var l = 0; l < reply.childNodes.length; l++) {
var id = reply.childNodes[l].getAttribute("id"); var id = reply.childNodes[l].getAttribute("id");
var ctr = reply.childNodes[l].getAttribute("counter"); var ctr = reply.childNodes[l].getAttribute("counter");
var feedctr = f_document.getElementById("FEEDCTR-" + id); var feedctr = f_document.getElementById("FEEDCTR-" + id);
var feedu = f_document.getElementById("FEEDU-" + id); var feedu = f_document.getElementById("FEEDU-" + id);
var feedr = f_document.getElementById("FEEDR-" + id); var feedr = f_document.getElementById("FEEDR-" + id);
if (feedctr && feedu && feedr) { if (feedctr && feedu && feedr) {
feedu.innerHTML = ctr; feedu.innerHTML = ctr;
if (ctr > 0) {
feedctr.className = "odd";
if (!feedr.className.match("Unread")) {
var is_selected = feedr.className.match("Selected");
feedr.className = feedr.className.replace("Selected", "");
feedr.className = feedr.className.replace("Unread", "");
feedr.className = feedr.className + "Unread";
if (is_selected) {
feedr.className = feedr.className + "Selected";
}
if (ctr > 0) {
feedctr.className = "odd";
if (!feedr.className.match("Unread")) {
var is_selected = feedr.className.match("Selected");
feedr.className = feedr.className.replace("Selected", "");
feedr.className = feedr.className.replace("Unread", "");
feedr.className = feedr.className + "Unread";
if (is_selected) {
feedr.className = feedr.className + "Selected";
} }
} else {
} feedctr.className = "invisible";
} else { feedr.className = feedr.className.replace("Unread", "");
feedctr.className = "invisible"; }
feedr.className = feedr.className.replace("Unread", ""); }
}
} }
} catch (e) {
exception_error("all_counters_callback", e);
} }
} }
} }
@ -506,4 +514,3 @@ function getSelectedTableRowIds(content_id, prefix) {
} }

54
prefs.js
Unescape Escape View File

@ -28,8 +28,8 @@ if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
} }
function feedlist_callback() { function feedlist_callback() {
var container = document.getElementById('prefContent');
if (xmlhttp.readyState == 4) { if (xmlhttp.readyState == 4) {
var container = document.getElementById('prefContent');
container.innerHTML=xmlhttp.responseText; container.innerHTML=xmlhttp.responseText;
if (active_feed) { if (active_feed) {
var row = document.getElementById("FEEDR-" + active_feed); var row = document.getElementById("FEEDR-" + active_feed);
@ -1146,45 +1146,25 @@ function selectTab(id) {
function init() { function init() {
// IE kludge try {
if (!xmlhttp) { // IE kludge
document.getElementById("prefContent").innerHTML = if (!xmlhttp) {
"<b>Fatal error:</b> This program needs XmlHttpRequest " + document.getElementById("prefContent").innerHTML =
"to function properly. Your browser doesn't seem to support it."; "<b>Fatal error:</b> This program needs XmlHttpRequest " +
return; "to function properly. Your browser doesn't seem to support it.";
return;
}
selectTab("genConfig");
document.onkeydown = hotkey_handler;
notify("");
} catch (e) {
exception_error("init", e);
} }
selectTab("genConfig");
document.onkeydown = hotkey_handler;
notify("");
} }
/*
var help_topic_id = false;
function do_dispOptionHelp() {
if (!xmlhttp_ready(xmlhttp))
return;
xmlhttp.open("GET", "backend.php?op=pref-prefs&subop=getHelp&pn=" +
param_escape(help_topic_id), true);
xmlhttp.onreadystatechange=gethelp_callback;
xmlhttp.send(null);
}
function dispOptionHelp(event, sender) {
help_topic_id = sender.id;
// document.setTimeout("do_dispOptionHelp()", 100);
} */
function closeInfoBox() { function closeInfoBox() {
var box = document.getElementById('infoBox'); var box = document.getElementById('infoBox');
var shadow = document.getElementById('infoBoxShadow'); var shadow = document.getElementById('infoBoxShadow');

5
tt-rss.css
Unescape Escape View File

@ -386,13 +386,10 @@ a.button {
font-weight : bold; font-weight : bold;
} }
.evenSelected { .evenSelected, .oddSelected {
background-color : #e0e0ff; background-color : #e0e0ff;
} }
.oddSelected {
background-color : #e0e0ff;
}
/* /*
.feedUnreadSelected, .feedSelectedUnread, .feedUnreadSelected, .feedSelectedUnread,

253
tt-rss.js
Unescape Escape View File

@ -62,108 +62,99 @@ function dialog_refresh_callback() {
function refetch_callback() { function refetch_callback() {
if (xmlhttp.readyState == 4) { if (xmlhttp.readyState == 4) {
try {
// document.title = "Tiny Tiny RSS"; if (!xmlhttp.responseXML) {
notify("refetch_callback: backend did not return valid XML");
if (!xmlhttp.responseXML) { return;
notify("refetch_callback: backend did not return valid XML"); }
return;
} var reply = xmlhttp.responseXML.firstChild;
var reply = xmlhttp.responseXML.firstChild; if (!reply) {
notify("refetch_callback: backend did not return expected XML object");
if (!reply) { return;
notify("refetch_callback: backend did not return expected XML object"); }
return;
}
var error_code = reply.getAttribute("error-code");
if (error_code && error_code != 0) { var error_code = reply.getAttribute("error-code");
return fatalError(error_code);
} if (error_code && error_code != 0) {
return fatalError(error_code);
var f_document = window.frames["feeds-frame"].document; }
for (var l = 0; l < reply.childNodes.length; l++) { var f_document = window.frames["feeds-frame"].document;
var id = reply.childNodes[l].getAttribute("id");
var ctr = reply.childNodes[l].getAttribute("counter");
var feedctr = f_document.getElementById("FEEDCTR-" + id);
var feedu = f_document.getElementById("FEEDU-" + id);
var feedr = f_document.getElementById("FEEDR-" + id);
/* TODO figure out how to update this from viewfeed.js->view()
disabled for now...
if (id == "global-unread") {
global_unread = ctr;
} */
if (feedctr && feedu && feedr) {
feedu.innerHTML = ctr;
if (ctr > 0) { for (var l = 0; l < reply.childNodes.length; l++) {
feedctr.className = "odd"; var id = reply.childNodes[l].getAttribute("id");
if (!feedr.className.match("Unread")) { var ctr = reply.childNodes[l].getAttribute("counter");
feedr.className = feedr.className + "Unread";
var feedctr = f_document.getElementById("FEEDCTR-" + id);
var feedu = f_document.getElementById("FEEDU-" + id);
var feedr = f_document.getElementById("FEEDR-" + id);
/* TODO figure out how to update this from viewfeed.js->view()
disabled for now...
if (id == "global-unread") {
global_unread = ctr;
} */
if (feedctr && feedu && feedr) {
feedu.innerHTML = ctr;
if (ctr > 0) {
feedctr.className = "odd";
if (!feedr.className.match("Unread")) {
feedr.className = feedr.className + "Unread";
}
} else {
feedctr.className = "invisible";
feedr.className = feedr.className.replace("Unread", "");
} }
} else {
feedctr.className = "invisible";
feedr.className = feedr.className.replace("Unread", "");
} }
} }
}
updateTitle("");
updateTitle(""); notify("All feeds updated.");
notify("All feeds updated."); } catch (e) {
exception_error("refetch_callback", e);
}
} }
} }
function backend_sanity_check_callback() { function backend_sanity_check_callback() {
if (xmlhttp.readyState == 4) { if (xmlhttp.readyState == 4) {
if (!xmlhttp.responseXML) {
fatalError(3);
return;
}
var reply = xmlhttp.responseXML.firstChild;
if (!reply) {
fatalError(3);
return;
}
var error_code = reply.getAttribute("error-code"); try {
if (!xmlhttp.responseXML) {
fatalError(3);
return;
}
if (error_code && error_code != 0) { var reply = xmlhttp.responseXML.firstChild;
return fatalError(error_code);
} if (!reply) {
fatalError(3);
return;
}
var error_code = reply.getAttribute("error-code");
if (error_code && error_code != 0) {
return fatalError(error_code);
}
init_second_stage();
init_second_stage(); } catch (e) {
exception_error("backend_sanity_check_callback", e);
}
} }
} }
/* wtf this is obsolete
function updateFeed(feed_id) {
var query_str = "backend.php?op=rpc&subop=updateFeed&feed=" + feed_id;
if (xmlhttp_ready(xmlhttp)) {
xmlhttp.open("GET", query_str, true);
xmlhttp.onreadystatechange=feed_update_callback;
xmlhttp.send(null);
} else {
printLockingError();
}
}
*/
function scheduleFeedUpdate(force) { function scheduleFeedUpdate(force) {
notify("Updating feeds in background..."); notify("Updating feeds in background...");
@ -343,71 +334,63 @@ function genericSanityCheck() {
fatalError(2); fatalError(2);
} }
/* if (!xmlhttp) {
document.getElementById("headlines").innerHTML =
"<b>Fatal error:</b> This program requires XmlHttpRequest " +
"to function properly. Your browser doesn't seem to support it.";
return false;
}
setCookie("ttrss_vf_test", "TEST");
if (getCookie("ttrss_vf_test") != "TEST") {
document.getElementById("headlines").innerHTML =
"<b>Fatal error:</b> This program requires cookies " +
"to function properly. Your browser doesn't seem to support them.";
return false;
} */
return true; return true;
} }
function init() { function init() {
disableContainerChildren("headlinesToolbar", true); try {
if (!genericSanityCheck())
return;
xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
xmlhttp.onreadystatechange=backend_sanity_check_callback;
xmlhttp.send(null);
}
function init_second_stage() {
setCookie("ttrss_vf_actfeed", "");
updateFeedList(false, false); disableContainerChildren("headlinesToolbar", true);
document.onkeydown = hotkey_handler;
var content = document.getElementById("content"); if (!genericSanityCheck())
return;
if (getCookie("ttrss_vf_vmode")) { xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
var viewbox = document.getElementById("viewbox"); xmlhttp.onreadystatechange=backend_sanity_check_callback;
viewbox.value = getCookie("ttrss_vf_vmode"); xmlhttp.send(null);
}
if (getCookie("ttrss_vf_limit")) { } catch (e) {
var limitbox = document.getElementById("limitbox"); exception_error("init", e);
limitbox.value = getCookie("ttrss_vf_limit");
} }
}
// if (getCookie("ttrss_vf_actfeed")) { function init_second_stage() {
// viewfeed(getCookie("ttrss_vf_actfeed"), 0, '');
// }
// setTimeout("timeout()", 2*1000);
// scheduleFeedUpdate(true);
var splash = document.getElementById("splash"); try {
if (splash) { setCookie("ttrss_vf_actfeed", "");
splash.style.display = "none";
updateFeedList(false, false);
document.onkeydown = hotkey_handler;
var content = document.getElementById("content");
if (getCookie("ttrss_vf_vmode")) {
var viewbox = document.getElementById("viewbox");
viewbox.value = getCookie("ttrss_vf_vmode");
}
if (getCookie("ttrss_vf_limit")) {
var limitbox = document.getElementById("limitbox");
limitbox.value = getCookie("ttrss_vf_limit");
}
// if (getCookie("ttrss_vf_actfeed")) {
// viewfeed(getCookie("ttrss_vf_actfeed"), 0, '');
// }
// setTimeout("timeout()", 2*1000);
// scheduleFeedUpdate(true);
var splash = document.getElementById("splash");
if (splash) {
splash.style.display = "none";
}
} catch (e) {
exception_error("init_second_stage", e);
} }
} }
function quickMenuGo() { function quickMenuGo() {

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