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-rw-r--r--view/js/main.js86
1 files changed, 79 insertions, 7 deletions
diff --git a/view/js/main.js b/view/js/main.js
index 04454e0ea..1e7ff59c4 100644
--- a/view/js/main.js
+++ b/view/js/main.js
@@ -31,6 +31,8 @@ var sse_offset = 0;
var sse_type;
var sse_partial_result = false;
+var page_cache = {};
+
// take care of tab/window reloads on channel change
if(localStorage.getItem('uid') !== localUser.toString()) {
localStorage.clear();
@@ -217,15 +219,16 @@ $(document).ready(function() {
if(e)
pageHasMoreContent = false;
+ $(document).on('hz:updateConvItems', function(event) {
+ cache_next_page();
+ });
+
});
function getConversationSettings() {
$.get('settings/conversation/?f=&aj=1',function(data) {
$('#conversation_settings_body').html(data);
});
-
-
-
}
function postConversationSettings() {
@@ -581,6 +584,8 @@ function contextualHelpFocus(target, openSidePanel) {
function updatePageItems(mode, data) {
+ $(document).trigger('hz:updatePageItems');
+
if(mode === 'append') {
newitemcount = 0;
$(data).each(function() {
@@ -608,6 +613,8 @@ function updatePageItems(mode, data) {
function updateConvItems(mode,data) {
+ $(document).trigger('hz:updateConvItems');
+
if(mode === 'update' || mode === 'replace') {
prev = 'threads-begin';
}
@@ -954,6 +961,8 @@ function liveUpdate(notify_id) {
update_url = buildCmd();
+ console.log('displaying: ' + update_url);
+
if(page_load) {
$("#page-spinner").show();
if(bParam_page == 1)
@@ -966,13 +975,21 @@ function liveUpdate(notify_id) {
var orgHeight = $("#region_2").height();
}
+ if(page_cache.data && bParam_page == page_cache.page && page_cache.time > (Date.now() - 60000)) {
+ page_load = false;
+ scroll_next = false;
+ updateConvItems(update_mode,page_cache.data);
+ in_progress = false;
+ return;
+ }
+
var dstart = new Date();
console.log('LOADING data...');
$.get(update_url, function(data) {
// on shared hosts occasionally the live update process will be killed
// leaving an incomplete HTML structure, which leads to conversations getting
- // truncated and the page messed up if all the divs aren't closed. We will try
+ // truncated and the page messed up if all the divs aren't closed. We will try
// again and give up if we can't get a valid HTML response after 10 tries.
if((data.indexOf("<html>") != (-1)) && (data.indexOf("</html>") == (-1))) {
@@ -985,7 +1002,7 @@ function liveUpdate(notify_id) {
else {
console.log('Incomplete data. Too many attempts. Giving up.');
}
- }
+ }
// else data was valid - reset the recursion counter
liveRecurse = 0;
@@ -1042,10 +1059,65 @@ function liveUpdate(notify_id) {
scroll_next = false;
updateConvItems(update_mode,data);
in_progress = false;
+ }
+
+ });
+}
+
+function cache_next_page() {
+ page_load = true;
+ bParam_page = bParam_page + 1;
+ update_url = buildCmd();
+
+ $.get(update_url, function(data) {
+
+ // on shared hosts occasionally the live update process will be killed
+ // leaving an incomplete HTML structure, which leads to conversations getting
+ // truncated and the page messed up if all the divs aren't closed. We will try
+ // again and give up if we can't get a valid HTML response after 10 tries.
+ if((data.indexOf("<html>") != (-1)) && (data.indexOf("</html>") == (-1))) {
+ console.log('Incomplete data. Reloading');
+ in_progress = false;
+ liveRecurse ++;
+ if(liveRecurse < 10) {
+ liveUpdate();
+ }
+ else {
+ console.log('Incomplete data. Too many attempts. Giving up.');
+ }
}
+ // else data was valid - reset the recursion counter
+ liveRecurse = 0;
+
+ console.log('cached: ' + update_url);
+
+ $('.wall-item-body, .wall-photo-item', data).imagesLoaded()
+ .always( function( instance ) {
+ console.log('page_cache images loaded:');
+
+ page_cache.data = data;
+ page_cache.page = bParam_page;
+ page_cache.time = Date.now();
+
+ bParam_page = bParam_page - 1;
+ page_load = false;
+ })
+ .done( function( instance ) {
+ console.log('success');
+ })
+ .fail( function() {
+ console.log('at least one is broken');
+ })
+ .progress( function( instance, image ) {
+ //console.log(instance.progressedCount + '/' + instance.images.length);
+ //var result = image.isLoaded ? 'loaded' : 'broken';
+ //console.log( 'image is ' + result + ' for ' + image.img.src );
+ });
+
});
+
}
function pageUpdate() {
@@ -1509,7 +1581,7 @@ function zFormError(elm,x) {
$(window).scroll(function () {
if(typeof buildCmd == 'function') {
// This is a content page with items and/or conversations
- if($(window).scrollTop() + $(window).height() > $(document).height() - 300) {
+ if($(window).scrollTop() + $(window).height() > $(document).height() - 500) {
if((pageHasMoreContent) && (! loadingPage)) {
next_page++;
scroll_next = true;
@@ -1520,7 +1592,7 @@ $(window).scroll(function () {
}
else {
// This is some other kind of page - perhaps a directory
- if($(window).scrollTop() + $(window).height() > $(document).height() - 300) {
+ if($(window).scrollTop() + $(window).height() > $(document).height() - 500) {
if((pageHasMoreContent) && (! loadingPage) && (! justifiedGalleryActive)) {
next_page++;
scroll_next = true;