barisusakli
10 years ago
parent
78033dbf5c
commit
d0bc5ec9c7
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'use strict';
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/* globals config, app, ajaxify, define, socket, utils */
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define('forum/topic/posts', [
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'forum/pagination',
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'forum/infinitescroll',
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'forum/topic/postTools',
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'navigator'
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], function(pagination, infinitescroll, postTools, navigator) {
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var Posts = {};
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Posts.onNewPost = function(data) {
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var tid = ajaxify.variables.get('topic_id');
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if(data && data.posts && data.posts.length && parseInt(data.posts[0].tid, 10) !== parseInt(tid, 10)) {
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return;
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}
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if(config.usePagination) {
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return onNewPostPagination(data);
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}
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for (var i=0; i<data.posts.length; ++i) {
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var postcount = $('.user_postcount_' + data.posts[i].uid);
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postcount.html(parseInt(postcount.html(), 10) + 1);
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}
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createNewPosts(data);
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};
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function onNewPostPagination(data) {
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var posts = data.posts;
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socket.emit('topics.getPageCount', ajaxify.variables.get('topic_id'), function(err, newPageCount) {
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pagination.recreatePaginationLinks(newPageCount);
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if (pagination.currentPage === pagination.pageCount) {
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createNewPosts(data);
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} else if(data.posts && data.posts.length && parseInt(data.posts[0].uid, 10) === parseInt(app.uid, 10)) {
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pagination.loadPage(pagination.pageCount);
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}
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});
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}
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function createNewPosts(data, callback) {
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callback = callback || function() {};
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if(!data || (data.posts && !data.posts.length)) {
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return callback(false);
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}
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function removeAlreadyAddedPosts() {
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data.posts = data.posts.filter(function(post) {
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return $('#post-container li[data-pid="' + post.pid +'"]').length === 0;
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});
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}
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var after = null,
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before = null;
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function findInsertionPoint() {
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var firstPostTimestamp = parseInt(data.posts[0].timestamp, 10);
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var firstPostVotes = parseInt(data.posts[0].votes, 10);
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var firstPostIndex = parseInt(data.posts[0].index, 10);
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var firstReply = $('#post-container li.post-row[data-index!="0"]').first();
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var lastReply = $('#post-container li.post-row[data-index!="0"]').last();
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if (config.topicPostSort === 'oldest_to_newest') {
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if (firstPostTimestamp < parseInt(firstReply.attr('data-timestamp'), 10)) {
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before = firstReply;
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} else if(firstPostTimestamp >= parseInt(lastReply.attr('data-timestamp'), 10)) {
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after = lastReply;
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}
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} else if(config.topicPostSort === 'newest_to_oldest') {
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if (firstPostTimestamp > parseInt(firstReply.attr('data-timestamp'), 10)) {
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before = firstReply;
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} else if(firstPostTimestamp <= parseInt(lastReply.attr('data-timestamp'), 10)) {
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after = lastReply;
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}
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} else if(config.topicPostSort === 'most_votes') {
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if (firstPostVotes > parseInt(firstReply.attr('data-votes'), 10)) {
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before = firstReply;
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} else if(firstPostVotes < parseInt(firstReply.attr('data-votes'), 10)) {
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after = lastReply;
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} else {
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if (firstPostIndex > parseInt(firstReply.attr('data-index'), 10)) {
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before = firstReply;
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} else if(firstPostIndex <= parseInt(firstReply.attr('data-index'), 10)) {
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after = lastReply;
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}
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}
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}
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}
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removeAlreadyAddedPosts();
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if(!data.posts.length) {
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return callback(false);
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}
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findInsertionPoint();
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data.title = $('<div></div>').text(ajaxify.variables.get('topic_name')).html();
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data.viewcount = ajaxify.variables.get('viewcount');
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infinitescroll.parseAndTranslate('topic', 'posts', data, function(html) {
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if(after) {
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html.insertAfter(after);
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} else if(before) {
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// Save document height and position for future reference (about 5 lines down)
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var height = $(document).height(),
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scrollTop = $(document).scrollTop(),
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originalPostEl = $('li[data-index="0"]');
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// Insert the new post
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html.insertBefore(before);
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// If the user is not at the top of the page... (or reasonably so...)
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if (scrollTop > originalPostEl.offset().top) {
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// Now restore the relative position the user was on prior to new post insertion
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$(document).scrollTop(scrollTop + ($(document).height() - height));
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}
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} else {
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$('#post-container').append(html);
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}
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html.hide().fadeIn('slow');
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$(window).trigger('action:posts.loaded');
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onNewPostsLoaded(html, data.posts);
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callback(true);
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});
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}
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function onNewPostsLoaded(html, posts) {
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var pids = [];
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for(var i=0; i<posts.length; ++i) {
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pids.push(posts[i].pid);
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}
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socket.emit('posts.getPrivileges', pids, function(err, privileges) {
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if(err) {
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return app.alertError(err.message);
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}
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for(i=0; i<pids.length; ++i) {
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toggleModTools(pids[i], privileges[i]);
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}
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});
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Posts.processPage(html);
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}
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function toggleModTools(pid, privileges) {
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var postEl = $('.post-row[data-pid="' + pid + '"]');
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if (!privileges.editable) {
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postEl.find('.edit, .delete, .purge').remove();
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}
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if (!privileges.move) {
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postEl.find('.move').remove();
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}
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postEl.find('.reply, .quote').toggleClass('hidden', !$('.post_reply').length);
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var isSelfPost = parseInt(postEl.attr('data-uid'), 10) === parseInt(app.uid, 10);
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postEl.find('.chat, .flag').toggleClass('hidden', isSelfPost || !app.uid);
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}
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Posts.loadMorePosts = function(direction) {
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if (!$('#post-container').length || navigator.scrollActive) {
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return;
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}
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var reverse = config.topicPostSort === 'newest_to_oldest' || config.topicPostSort === 'most_votes';
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infinitescroll.calculateAfter(direction, '#post-container .post-row[data-index!="0"]', config.postsPerPage, reverse, function(after, offset, el) {
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loadPostsAfter(after);
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});
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};
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function loadPostsAfter(after) {
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var tid = ajaxify.variables.get('topic_id');
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if (!utils.isNumber(tid) || !utils.isNumber(after) || (after === 0 && $('#post-container li.post-row[data-index="1"]').length)) {
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return;
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}
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var indicatorEl = $('.loading-indicator');
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if (!indicatorEl.is(':animated')) {
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indicatorEl.fadeIn();
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}
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infinitescroll.loadMore('topics.loadMore', {
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tid: tid,
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after: after
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}, function (data, done) {
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indicatorEl.fadeOut();
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if (data && data.posts && data.posts.length) {
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createNewPosts(data, function(postsCreated) {
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done();
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});
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} else {
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socket.emit('topics.markAsRead', [tid]);
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navigator.update();
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done();
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}
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});
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}
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Posts.processPage = function(element) {
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app.createUserTooltips();
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app.replaceSelfLinks(element.find('a'));
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utils.addCommasToNumbers(element.find('.formatted-number'));
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utils.makeNumbersHumanReadable(element.find('.human-readable-number'));
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element.find('span.timeago').timeago();
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element.find('.post-content img:not(.emoji)').addClass('img-responsive').each(function() {
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var $this = $(this);
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if (!$this.parent().is('a')) {
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$this.wrap('<a href="' + $this.attr('src') + '" target="_blank">');
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}
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});
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postTools.updatePostCount();
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addBlockquoteEllipses(element.find('.post-content > blockquote'));
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hidePostToolsForDeletedPosts(element);
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showBottomPostBar();
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};
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function showBottomPostBar() {
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if($('#post-container .post-row').length > 1 || !$('#post-container li[data-index="0"]').length) {
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$('.bottom-post-bar').removeClass('hide');
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}
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}
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function hidePostToolsForDeletedPosts(element) {
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element.find('li.deleted').each(function() {
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postTools.toggle($(this).attr('data-pid'), true);
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});
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}
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function addBlockquoteEllipses(blockquotes) {
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blockquotes.each(function() {
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var $this = $(this);
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if ($this.find(':hidden:not(br)').length && !$this.find('.toggle').length) {
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$this.append('<i class="fa fa-angle-down pointer toggle"></i>');
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}
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});
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}
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return Posts;
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});
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