mirror of
https://github.com/vichan-devel/vichan.git
synced 2024-12-11 23:36:02 +01:00
322 lines
9.4 KiB
JavaScript
322 lines
9.4 KiB
JavaScript
/*
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* auto-reload.js
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* https://github.com/savetheinternet/Tinyboard/blob/master/js/auto-reload.js
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*
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* Brings AJAX to Tinyboard.
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*
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* Released under the MIT license
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* Copyright (c) 2012 Michael Save <savetheinternet@tinyboard.org>
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* Copyright (c) 2013-2014 Marcin Łabanowski <marcin@6irc.net>
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* Copyright (c) 2013 undido <firekid109@hotmail.com>
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* Copyright (c) 2014-2015 Fredrick Brennan <admin@8chan.co>
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*
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* Usage:
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* $config['additional_javascript'][] = 'js/jquery.min.js';
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* //$config['additional_javascript'][] = 'js/titlebar-notifications.js';
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* $config['additional_javascript'][] = 'js/auto-reload.js';
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*
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*/
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// From http://stackoverflow.com/a/14035162
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$.fn.scrollStopped = function(callback) {
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$(this).scroll(function(){
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var self = this, $this = $(self);
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if ($this.data('scrollTimeout')) {
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clearTimeout($this.data('scrollTimeout'));
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}
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$this.data('scrollTimeout', setTimeout(callback,250,self));
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});
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};
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function makeIcon(mode){
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var favicon = $("link[rel='shortcut icon']");
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if (!favicon.length) {
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var favicon = $('<link rel="shortcut icon"></link>').appendTo('head');
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}
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$("link[rel='shortcut icon']").attr("href", configRoot+"static/favicon"+(mode?"-"+mode:"")+".ico");
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}
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+function(){
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var notify = false;
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auto_reload_enabled = true; // for watch.js to interop
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$(document).ready(function(){
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// Adds Options panel item
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if (typeof localStorage.auto_thread_update === 'undefined') {
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localStorage.auto_thread_update = 'true'; //default value
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}
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if (window.Options && Options.get_tab('general')) {
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Options.extend_tab("general", "<fieldset id='auto-update-fs'><legend>"+_("Auto update")+"</legend>"
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+ ('<label id="auto-thread-update"><input type="checkbox">' + _('Auto update thread') + '</label>')
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+ ('<label id="auto_thread_desktop_notifications"><input type="checkbox">' + _('Show desktop notifications when users quote me') + '</label>')
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+ ('<label id="auto_thread_desktop_notifications_all"><input type="checkbox">' + _('Show desktop notifications on all replies') + '</label>')
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+ '</fieldset>');
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$('#auto-thread-update>input').on('click', function() {
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if ($('#auto-thread-update>input').is(':checked')) {
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localStorage.auto_thread_update = 'true';
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} else {
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localStorage.auto_thread_update = 'false';
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}
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});
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$('#auto_thread_desktop_notifications>input,#auto_thread_desktop_notifications_all>input').on('click', function() {
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if (!("Notification" in window)) return;
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var setting = $(this).parent().attr('id');
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if ($(this).is(':checked')) {
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Notification.requestPermission(function(permission){
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if (permission === "granted") {
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localStorage[setting] = 'true';
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}
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});
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if (Notification.permission === "granted") {
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localStorage[setting] = 'true';
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}
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} else {
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localStorage[setting] = 'false';
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}
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});
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if (localStorage.auto_thread_update === 'true') {
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$('#auto-thread-update>input').prop('checked', true);
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}
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if (localStorage.auto_thread_desktop_notifications === 'true') {
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$('#auto_thread_desktop_notifications>input').prop('checked', true);
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notify = "mention";
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}
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if (localStorage.auto_thread_desktop_notifications_all === 'true') {
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$('#auto_thread_desktop_notifications_all>input').prop('checked', true);
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notify = "all";
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}
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}
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// not thread
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if (active_page != 'thread')
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return;
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var countdown_interval;
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// Add an update link
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$('.boardlist.bottom').prev().after("<span id='updater'><a href='#' id='update_thread' style='padding-left:10px'>["+_("Update")+"]</a> (<input type='checkbox' id='auto_update_status'> "+_("Auto")+") <span id='update_secs'></span></span>");
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// Set the updater checkbox according to user setting
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if (localStorage.auto_thread_update === 'true') {
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$('#auto_update_status').prop('checked', true);
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}
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// Grab the settings
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var settings = new script_settings('auto-reload');
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var poll_interval_mindelay = settings.get('min_delay_bottom', 5000);
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var poll_interval_maxdelay = settings.get('max_delay', 600000);
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var poll_interval_errordelay = settings.get('error_delay', 30000);
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// number of ms to wait before reloading
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var poll_interval_delay = poll_interval_mindelay;
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var poll_current_time = poll_interval_delay;
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var end_of_page = false;
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var new_posts = 0;
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var first_new_post = null;
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var title = document.title;
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if (typeof update_title == "undefined") {
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var update_title = function() {
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if (new_posts) {
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document.title = "("+new_posts+") "+title;
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} else {
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document.title = title;
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makeIcon(false);
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}
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};
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}
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if (typeof add_title_collector != "undefined")
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add_title_collector(function(){
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return new_posts;
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});
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var window_active = true;
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$(window).focus(function() {
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window_active = true;
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recheck_activated();
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// Reset the delay if needed
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if(settings.get('reset_focus', true)) {
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poll_interval_delay = poll_interval_mindelay;
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}
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});
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$(window).blur(function() {
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window_active = false;
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});
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$('#auto_update_status').click(function() {
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if($("#auto_update_status").is(':checked')) {
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auto_update(poll_interval_mindelay);
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} else {
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stop_auto_update();
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$('#update_secs').text("");
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}
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});
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var decrement_timer = function() {
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poll_current_time = poll_current_time - 1000;
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$('#update_secs').text(poll_current_time/1000);
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if (poll_current_time <= 0) {
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poll(manualUpdate = false);
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}
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}
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var recheck_activated = function(end_of_page) {
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if (typeof end_of_page == "undefined") var end_of_page = false;
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if (end_of_page || (new_posts && window_active &&
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$(window).scrollTop() + $(window).height() >=
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$('div.boardlist.bottom').position().top)) {
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new_posts = 0;
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}
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update_title();
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first_new_post = null;
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};
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// automatically updates the thread after a specified delay
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var auto_update = function(delay) {
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clearInterval(countdown_interval);
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poll_current_time = delay;
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countdown_interval = setInterval(decrement_timer, 1000);
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$('#update_secs').text(poll_current_time/1000);
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}
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var stop_auto_update = function() {
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clearInterval(countdown_interval);
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}
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var epoch = (new Date).getTime();
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var epochold = epoch;
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var timeDiff = function (delay) {
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if((epoch-epochold) > delay) {
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epochold = epoch = (new Date).getTime();
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return true;
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}else{
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epoch = (new Date).getTime();
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return;
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}
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}
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var poll = function(manualUpdate) {
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stop_auto_update();
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$('#update_secs').text(_("Updating..."));
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$.ajax({
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url: document.location,
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success: function(data) {
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var loaded_posts = 0; // the number of new posts loaded in this update
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$(data).find('div.post.reply').each(function() {
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var id = $(this).attr('id');
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if($('#' + id).length == 0) {
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if (!new_posts) {
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first_new_post = this;
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makeIcon('reply');
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if (notify === "all" || (notify === "mention" && $(this).find('.own_post').length)) {
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var body = $(this).children('.body').html().replace(/<br\s*[\/]?>/gi, "\n");
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var n = new Notification("New reply to "+$('title').text(), {body: $('<div/>').html(body).text()});
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}
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}
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$(this).insertAfter($('div.post:not(.post-hover):last').next()).after('<br class="clear">');
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new_posts++;
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loaded_posts++;
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$(document).trigger('new_post', this);
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recheck_activated();
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}
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});
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time_loaded = Date.now(); // interop with watch.js
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if ($('#auto_update_status').is(':checked')) {
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// If there are no new posts, double the delay. Otherwise set it to the min.
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if(loaded_posts == 0) {
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// if the update was manual, don't increase the delay
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if (manualUpdate == false) {
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poll_interval_delay *= 2;
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// Don't increase the delay beyond the maximum
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if(poll_interval_delay > poll_interval_maxdelay) {
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poll_interval_delay = poll_interval_maxdelay;
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}
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}
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} else {
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poll_interval_delay = poll_interval_mindelay;
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}
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auto_update(poll_interval_delay);
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} else {
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// Decide the message to show if auto update is disabled
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if (loaded_posts > 0)
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$('#update_secs').text(fmt(_("Thread updated with {0} new post(s)"), [loaded_posts]));
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else
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$('#update_secs').text(_("No new posts found"));
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}
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},
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error: function(xhr, status_text, error_text) {
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if (status_text == "error") {
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if (error_text == "Not Found") {
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$('#update_secs').text(_("Thread deleted or pruned"));
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$('#auto_update_status').prop('checked', false);
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$('#auto_update_status').prop('disabled', true); // disable updates if thread is deleted
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return;
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} else {
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$('#update_secs').text("Error: "+error_text);
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}
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} else if (status_text) {
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$('#update_secs').text(_("Error: ")+status_text);
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} else {
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$('#update_secs').text(_("Unknown error"));
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}
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// Keep trying to update
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if ($('#auto_update_status').is(':checked')) {
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poll_interval_delay = poll_interval_errordelay;
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auto_update(poll_interval_delay);
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}
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}
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});
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return false;
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};
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$(window).scrollStopped(function() {
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// if the newest post is not visible
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if($(this).scrollTop() + $(this).height() <
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$('div.post:last').position().top + $('div.post:last').height()) {
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end_of_page = false;
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} else {
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if($("#auto_update_status").is(':checked') && timeDiff(poll_interval_mindelay)) {
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poll(manualUpdate = true);
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}
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end_of_page = true;
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}
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recheck_activated(end_of_page);
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});
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$('#update_thread').on('click', function() { poll(manualUpdate = true); return false; });
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if($("#auto_update_status").is(':checked')) {
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auto_update(poll_interval_delay);
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}
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});
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}();
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