mirror of
https://github.com/vichan-devel/vichan.git
synced 2024-11-24 15:40:12 +01:00
452 lines
14 KiB
JavaScript
452 lines
14 KiB
JavaScript
/*
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* watch.js - board watch, thread watch and board pinning
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* https://github.com/vichan-devel/Tinyboard/blob/master/js/watch.js
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*
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* Released under the MIT license
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* Copyright (c) 2014 Marcin Łabanowski <marcin@6irc.net>
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*
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* Usage:
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* $config['api']['enabled'] = true;
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* $config['additional_javascript'][] = 'js/jquery.min.js';
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* $config['additional_javascript'][] = 'js/mobile-style.js';
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* //$config['additional_javascript'][] = 'js/titlebar-notifications.js';
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* //$config['additional_javascript'][] = 'js/auto-reload.js';
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* //$config['additional_javascript'][] = 'js/hide-threads.js';
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* //$config['additional_javascript'][] = 'js/compact-boardlist.js';
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* $config['additional_javascript'][] = 'js/watch.js';
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*
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*/
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$(function(){
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// migrate from old name
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if (typeof localStorage.watch == "string") {
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localStorage.watch_js = localStorage.watch;
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delete localStorage.watch;
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}
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var window_active = true;
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$(window).focus(function() {
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window_active = true;
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$(window).trigger('scroll');
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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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var status = {};
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time_loaded = Date.now();
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var updating_suspended = false;
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var storage = function() {
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var storage = JSON.parse(localStorage.watch_js !== undefined ? localStorage.watch_js : "{}");
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delete storage.undefined; // fix for some bug
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return storage;
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};
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var storage_save = function(s) {
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localStorage.watch_js = JSON.stringify(s);
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};
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var osize = function(o) {
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var size = 0;
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for (var key in o) {
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if (o.hasOwnProperty(key)) size++;
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}
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return size;
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};
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var is_pinned = function(boardconfig) {
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return boardconfig.pinned || boardconfig.watched || (boardconfig.threads ? osize(boardconfig.threads) : false);
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};
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var is_boardwatched = function(boardconfig) {
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return boardconfig.watched;
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};
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var is_threadwatched = function(boardconfig, thread) {
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return boardconfig && boardconfig.threads && boardconfig.threads[thread];
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};
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var toggle_pinned = function(board) {
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var st = storage();
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var bc = st[board] || {};
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if (is_pinned(bc)) {
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bc.pinned = false;
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bc.watched = false;
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bc.threads = {};
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}
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else {
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bc.pinned = true;
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}
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st[board] = bc;
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storage_save(st);
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return bc.pinned;
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};
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var toggle_boardwatched = function(board) {
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var st = storage();
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var bc = st[board] || {};
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bc.watched = !is_boardwatched(bc) && Date.now();
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st[board] = bc;
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storage_save(st);
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return bc.watched;
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};
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var toggle_threadwatched = function(board, thread) {
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var st = storage();
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var bc = st[board] || {};
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if (is_threadwatched(bc, thread)) {
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delete bc.threads[thread];
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}
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else {
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bc.threads = bc.threads || {};
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bc.threads[thread] = Date.now();
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}
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st[board] = bc;
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storage_save(st);
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return is_threadwatched(bc, thread);
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};
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var construct_watchlist_for = function(board, variant) {
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var list = $("<div class='boardlist top cb-menu watch-menu'></div>");
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list.attr("data-board", board);
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if (storage()[board] && storage()[board].threads)
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for (var tid in storage()[board].threads) {
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var newposts = "(0)";
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if (status && status[board] && status[board].threads && status[board].threads[tid]) {
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if (status[board].threads[tid] == -404) {
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newposts = "<i class='fa fa-ban-circle'></i>";
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}
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else {
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newposts = "("+status[board].threads[tid]+")";
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}
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}
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var tag;
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if (variant == 'desktop') {
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tag = $("<a href='"+modRoot+board+"/res/"+tid+".html'><span>#"+tid+"</span><span class='cb-uri watch-remove'>"+newposts+"</span>");
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tag.find(".watch-remove").mouseenter(function() {
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this.oldval = $(this).html();
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$(this).css("min-width", $(this).width());
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$(this).html("<i class='fa fa-minus'></i>");
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})
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.mouseleave(function() {
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$(this).html(this.oldval);
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})
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}
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else if (variant == 'mobile') {
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tag = $("<a href='"+modRoot+board+"/res/"+tid+".html'><span>#"+tid+"</span><span class='cb-uri'>"+newposts+"</span>"
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+"<span class='cb-uri watch-remove'><i class='fa fa-minus'></i></span>");
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}
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tag.attr('data-thread', tid)
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.addClass("cb-menuitem")
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.appendTo(list)
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.find(".watch-remove")
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.click(function() {
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var b = $(this).parent().parent().attr("data-board");
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var t = $(this).parent().attr("data-thread");
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toggle_threadwatched(b, t);
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$(this).parent().parent().parent().mouseleave();
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$(this).parent().remove();
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return false;
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});
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}
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return list;
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};
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var update_pinned = function() {
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if (updating_suspended) return;
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if (typeof update_title != "undefined") update_title();
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var bl = $('.boardlist').first();
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$('#watch-pinned, .watch-menu').remove();
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var pinned = $('<div id="watch-pinned"></div>').appendTo(bl);
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if (device_type == "desktop")
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bl.off().on("mouseenter", function() {
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updating_suspended = true;
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}).on("mouseleave", function() {
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updating_suspended = false;
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});
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var st = storage();
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for (var i in st) {
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if (is_pinned(st[i])) {
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var link;
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if (bl.find('[href*="'+modRoot+i+'/index.html"]:not(.cb-menuitem)').length) link = bl.find('[href*="'+modRoot+i+'/"]').first();
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else link = $('<a href="'+modRoot+i+'/" class="cb-item cb-cat">/'+i+'/</a>').appendTo(pinned);
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if (link[0].origtitle === undefined) {
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link[0].origtitle = link.html();
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}
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else {
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link.html(link[0].origtitle);
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}
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if (st[i].watched) {
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link.css("font-weight", "bold");
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if (status && status[i] && status[i].new_threads) {
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link.html(link.html() + " (" + status[i].new_threads + ")");
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}
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}
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else if (st[i].threads && osize(st[i].threads)) {
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link.css("font-style", "italic");
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link.attr("data-board", i);
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if (status && status[i] && status[i].threads) {
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var new_posts = 0;
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for (var tid in status[i].threads) {
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if (status[i].threads[tid] > 0) {
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new_posts += status[i].threads[tid];
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}
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}
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if (new_posts > 0) {
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link.html(link.html() + " (" + new_posts + ")");
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}
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}
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if (device_type == "desktop")
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link.off().mouseenter(function() {
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$('.cb-menu').remove();
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var board = $(this).attr("data-board");
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var wl = construct_watchlist_for(board, "desktop").appendTo($(this))
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.css("top", $(this).position().top
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+ ($(this).css('padding-top').replace('px', '')|0)
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+ ($(this).css('padding-bottom').replace('px', '')|0)
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+ $(this).height())
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.css("left", $(this).position().left)
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.css("right", "auto")
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.css("font-style", "normal");
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if (typeof init_hover != "undefined")
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wl.find("a.cb-menuitem").each(init_hover);
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}).mouseleave(function() {
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$('.boardlist .cb-menu').remove();
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});
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}
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}
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}
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if (device_type == "mobile" && (active_page == 'thread' || active_page == 'index')) {
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var board = $('form[name="post"] input[name="board"]').val();
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var where = $('div[style="text-align:right"]').first();
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$('.watch-menu').remove();
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construct_watchlist_for(board, "mobile").css("float", "left").insertBefore(where);
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}
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};
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var fetch_jsons = function() {
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if (window_active) check_scroll();
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var st = storage();
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var sched = 0;
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var sched_diff = 300;
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for (var i in st) {
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if (st[i].watched) {
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(function(i) {
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setTimeout(function() {
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var r = $.getJSON(configRoot+i+"/threads.json", function(j, x, r) {
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handle_board_json(r.board, j);
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});
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r.board = i;
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}, sched);
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sched += sched_diff;
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})(i);
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}
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else if (st[i].threads) {
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for (var j in st[i].threads) {
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(function(i,j) {
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setTimeout(function() {
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var r = $.getJSON(configRoot+i+"/res/"+j+".json", function(k, x, r) {
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handle_thread_json(r.board, r.thread, k);
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}).error(function(r) {
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if(r.status == 404) handle_thread_404(r.board, r.thread);
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});
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r.board = i;
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r.thread = j;
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}, sched);
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})(i,j);
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sched += sched_diff;
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}
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}
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}
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setTimeout(fetch_jsons, sched + sched_diff);
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};
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var handle_board_json = function(board, json) {
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var last_thread;
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var new_threads = 0;
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var hidden_data = {};
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if (localStorage.hiddenthreads) {
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hidden_data = JSON.parse(localStorage.hiddenthreads);
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}
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for (var i in json) {
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for (var j in json[i].threads) {
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var thread = json[i].threads[j];
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if (hidden_data[board]) { // hide threads integration
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var cont = false;
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for (var k in hidden_data[board]) {
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if (parseInt(k) == thread.no) {
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cont = true;
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break;
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}
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}
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if (cont) continue;
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}
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if (thread.last_modified > storage()[board].watched / 1000) {
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last_thread = thread.no;
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new_threads++;
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}
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}
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}
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status = status || {};
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status[board] = status[board] || {};
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if (status[board].last_thread != last_thread || status[board].new_threads != new_threads) {
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status[board].last_thread = last_thread;
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status[board].new_threads = new_threads;
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update_pinned();
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}
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};
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var handle_thread_json = function(board, threadid, json) {
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var new_posts = 0;
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for (var i in json.posts) {
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var post = json.posts[i];
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if (post.time > storage()[board].threads[threadid] / 1000) {
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new_posts++;
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}
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}
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status = status || {};
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status[board] = status[board] || {};
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status[board].threads = status[board].threads || {};
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if (status[board].threads[threadid] != new_posts) {
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status[board].threads[threadid] = new_posts;
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update_pinned();
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}
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};
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var handle_thread_404 = function(board, threadid) {
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status = status || {};
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status[board] = status[board] || {};
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status[board].threads = status[board].threads || {};
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if (status[board].threads[threadid] != -404) {
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status[board].threads[threadid] = -404; //notify 404
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update_pinned();
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}
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};
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if (active_page == "thread") {
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var board = $('form[name="post"] input[name="board"]').val();
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var thread = $('form[name="post"] input[name="thread"]').val();
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var boardconfig = storage()[board] || {};
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$('hr:first').before('<div id="watch-thread" style="text-align:right"><a class="unimportant" href="javascript:void(0)">-</a></div>');
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$('#watch-thread a').html(is_threadwatched(boardconfig, thread) ? _("Stop watching this thread") : _("Watch this thread")).click(function() {
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$(this).html(toggle_threadwatched(board, thread) ? _("Stop watching this thread") : _("Watch this thread"));
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update_pinned();
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});
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}
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if (active_page == "index") {
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var board = $('form[name="post"] input[name="board"]').val();
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var boardconfig = storage()[board] || {};
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$('hr:first').before('<div id="watch-pin" style="text-align:right"><a class="unimportant" href="javascript:void(0)">-</a></div>');
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$('#watch-pin a').html(is_pinned(boardconfig) ? _("Unpin this board") : _("Pin this board")).click(function() {
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$(this).html(toggle_pinned(board) ? _("Unpin this board") : _("Pin this board"));
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$('#watch-board a').html(is_boardwatched(boardconfig) ? _("Stop watching this board") : _("Watch this board"));
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update_pinned();
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});
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$('hr:first').before('<div id="watch-board" style="text-align:right"><a class="unimportant" href="javascript:void(0)">-</a></div>');
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$('#watch-board a').html(is_boardwatched(boardconfig) ? _("Stop watching this board") : _("Watch this board")).click(function() {
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$(this).html(toggle_boardwatched(board) ? _("Stop watching this board") : _("Watch this board"));
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$('#watch-pin a').html(is_pinned(boardconfig) ? _("Unpin this board") : _("Pin this board"));
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update_pinned();
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});
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}
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var check_post = function(frame, post) {
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return post.length && $(frame).scrollTop() + $(frame).height() >=
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post.position().top + post.height();
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}
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var check_scroll = function() {
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if (!status) return;
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var refresh = false;
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for(var bid in status) {
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if (((status[bid].new_threads && (active_page == "ukko" || active_page == "index")) || status[bid].new_threads == 1)
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&& check_post(this, $('[data-board="'+bid+'"]#thread_'+status[bid].last_thread))) {
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var st = storage()
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st[bid].watched = time_loaded;
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storage_save(st);
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refresh = true;
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}
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if (!status[bid].threads) continue;
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for (var tid in status[bid].threads) {
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if(status[bid].threads[tid] && check_post(this, $('[data-board="'+bid+'"]#thread_'+tid))) {
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var st = storage();
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st[bid].threads[tid] = time_loaded;
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storage_save(st);
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refresh = true;
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}
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}
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}
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return refresh;
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};
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$(window).scroll(function() {
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var refresh = check_scroll();
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if (refresh) {
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//fetch_jsons();
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refresh = false;
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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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if (!status) return 0;
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var sum = 0;
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for (var bid in status) {
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if (status[bid].new_threads) {
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sum += status[bid].new_threads;
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if (!status[bid].threads) continue;
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for (var tid in status[bid].threads) {
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if (status[bid].threads[tid] > 0) {
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if (auto_reload_enabled && active_page == "thread") {
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var board = $('form[name="post"] input[name="board"]').val();
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var thread = $('form[name="post"] input[name="thread"]').val();
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if (board == bid && thread == tid) continue;
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}
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sum += status[bid].threads[tid];
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}
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}
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}
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}
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return sum;
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});
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update_pinned();
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fetch_jsons();
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});
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