mirror of
https://git.tt-rss.org/git/tt-rss.git
synced 2025-12-18 17:11:30 +00:00
exception handling in some code blocks
This commit is contained in:
Andrew Dolgov
261
tt-rss.js
261
tt-rss.js
@@ -62,108 +62,99 @@ function dialog_refresh_callback() {
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function refetch_callback() {
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if (xmlhttp.readyState == 4) {
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try {
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// document.title = "Tiny Tiny RSS";
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if (!xmlhttp.responseXML) {
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notify("refetch_callback: backend did not return valid XML");
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return;
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}
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var reply = xmlhttp.responseXML.firstChild;
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if (!reply) {
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notify("refetch_callback: backend did not return expected XML object");
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return;
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}
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var error_code = reply.getAttribute("error-code");
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if (error_code && error_code != 0) {
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return fatalError(error_code);
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}
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var f_document = window.frames["feeds-frame"].document;
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for (var l = 0; l < reply.childNodes.length; l++) {
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var id = reply.childNodes[l].getAttribute("id");
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var ctr = reply.childNodes[l].getAttribute("counter");
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var feedctr = f_document.getElementById("FEEDCTR-" + id);
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var feedu = f_document.getElementById("FEEDU-" + id);
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var feedr = f_document.getElementById("FEEDR-" + id);
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/* TODO figure out how to update this from viewfeed.js->view()
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disabled for now...
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if (id == "global-unread") {
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global_unread = ctr;
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} */
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if (feedctr && feedu && feedr) {
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feedu.innerHTML = ctr;
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if (ctr > 0) {
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feedctr.className = "odd";
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if (!feedr.className.match("Unread")) {
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feedr.className = feedr.className + "Unread";
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}
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} else {
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feedctr.className = "invisible";
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feedr.className = feedr.className.replace("Unread", "");
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}
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if (!xmlhttp.responseXML) {
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notify("refetch_callback: backend did not return valid XML");
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return;
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}
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}
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updateTitle("");
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notify("All feeds updated.");
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var reply = xmlhttp.responseXML.firstChild;
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if (!reply) {
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notify("refetch_callback: backend did not return expected XML object");
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return;
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}
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var error_code = reply.getAttribute("error-code");
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if (error_code && error_code != 0) {
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return fatalError(error_code);
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}
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var f_document = window.frames["feeds-frame"].document;
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for (var l = 0; l < reply.childNodes.length; l++) {
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var id = reply.childNodes[l].getAttribute("id");
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var ctr = reply.childNodes[l].getAttribute("counter");
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var feedctr = f_document.getElementById("FEEDCTR-" + id);
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var feedu = f_document.getElementById("FEEDU-" + id);
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var feedr = f_document.getElementById("FEEDR-" + id);
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/* TODO figure out how to update this from viewfeed.js->view()
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disabled for now...
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if (id == "global-unread") {
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global_unread = ctr;
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} */
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if (feedctr && feedu && feedr) {
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feedu.innerHTML = ctr;
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if (ctr > 0) {
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feedctr.className = "odd";
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if (!feedr.className.match("Unread")) {
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feedr.className = feedr.className + "Unread";
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}
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} else {
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feedctr.className = "invisible";
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feedr.className = feedr.className.replace("Unread", "");
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}
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}
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}
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updateTitle("");
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notify("All feeds updated.");
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} catch (e) {
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exception_error("refetch_callback", e);
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}
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}
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}
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function backend_sanity_check_callback() {
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if (xmlhttp.readyState == 4) {
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try {
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if (!xmlhttp.responseXML) {
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fatalError(3);
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return;
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}
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var reply = xmlhttp.responseXML.firstChild;
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if (!reply) {
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fatalError(3);
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return;
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}
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var error_code = reply.getAttribute("error-code");
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if (!xmlhttp.responseXML) {
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fatalError(3);
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return;
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}
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if (error_code && error_code != 0) {
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return fatalError(error_code);
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}
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var reply = xmlhttp.responseXML.firstChild;
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if (!reply) {
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fatalError(3);
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return;
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}
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var error_code = reply.getAttribute("error-code");
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if (error_code && error_code != 0) {
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return fatalError(error_code);
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}
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init_second_stage();
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init_second_stage();
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} catch (e) {
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exception_error("backend_sanity_check_callback", e);
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}
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}
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}
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/* wtf this is obsolete
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function updateFeed(feed_id) {
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var query_str = "backend.php?op=rpc&subop=updateFeed&feed=" + feed_id;
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if (xmlhttp_ready(xmlhttp)) {
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xmlhttp.open("GET", query_str, true);
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xmlhttp.onreadystatechange=feed_update_callback;
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xmlhttp.send(null);
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} else {
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printLockingError();
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}
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}
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*/
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function scheduleFeedUpdate(force) {
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notify("Updating feeds in background...");
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@@ -343,71 +334,63 @@ function genericSanityCheck() {
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fatalError(2);
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}
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/* if (!xmlhttp) {
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document.getElementById("headlines").innerHTML =
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"<b>Fatal error:</b> This program requires XmlHttpRequest " +
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"to function properly. Your browser doesn't seem to support it.";
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return false;
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}
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setCookie("ttrss_vf_test", "TEST");
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if (getCookie("ttrss_vf_test") != "TEST") {
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document.getElementById("headlines").innerHTML =
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"<b>Fatal error:</b> This program requires cookies " +
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"to function properly. Your browser doesn't seem to support them.";
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return false;
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} */
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return true;
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}
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function init() {
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disableContainerChildren("headlinesToolbar", true);
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try {
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if (!genericSanityCheck())
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return;
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disableContainerChildren("headlinesToolbar", true);
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xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
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xmlhttp.onreadystatechange=backend_sanity_check_callback;
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xmlhttp.send(null);
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if (!genericSanityCheck())
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return;
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xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
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xmlhttp.onreadystatechange=backend_sanity_check_callback;
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xmlhttp.send(null);
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} catch (e) {
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exception_error("init", e);
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}
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}
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function init_second_stage() {
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setCookie("ttrss_vf_actfeed", "");
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try {
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updateFeedList(false, false);
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document.onkeydown = hotkey_handler;
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var content = document.getElementById("content");
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if (getCookie("ttrss_vf_vmode")) {
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var viewbox = document.getElementById("viewbox");
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viewbox.value = getCookie("ttrss_vf_vmode");
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setCookie("ttrss_vf_actfeed", "");
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updateFeedList(false, false);
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document.onkeydown = hotkey_handler;
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var content = document.getElementById("content");
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if (getCookie("ttrss_vf_vmode")) {
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var viewbox = document.getElementById("viewbox");
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viewbox.value = getCookie("ttrss_vf_vmode");
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}
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if (getCookie("ttrss_vf_limit")) {
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var limitbox = document.getElementById("limitbox");
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limitbox.value = getCookie("ttrss_vf_limit");
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}
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// if (getCookie("ttrss_vf_actfeed")) {
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// viewfeed(getCookie("ttrss_vf_actfeed"), 0, '');
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// }
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// setTimeout("timeout()", 2*1000);
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// scheduleFeedUpdate(true);
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var splash = document.getElementById("splash");
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if (splash) {
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splash.style.display = "none";
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}
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} catch (e) {
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exception_error("init_second_stage", e);
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}
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if (getCookie("ttrss_vf_limit")) {
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var limitbox = document.getElementById("limitbox");
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limitbox.value = getCookie("ttrss_vf_limit");
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}
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// if (getCookie("ttrss_vf_actfeed")) {
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// viewfeed(getCookie("ttrss_vf_actfeed"), 0, '');
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// }
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// setTimeout("timeout()", 2*1000);
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// scheduleFeedUpdate(true);
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var splash = document.getElementById("splash");
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if (splash) {
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splash.style.display = "none";
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}
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}
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function quickMenuGo() {
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