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https://github.com/NodeBB/NodeBB.git
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347 lines
11 KiB
JavaScript
347 lines
11 KiB
JavaScript
'use strict';
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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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'forum/topic/images',
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'navigator',
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'components',
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], function (pagination, infinitescroll, postTools, images, navigator, components) {
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var Posts = { };
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Posts.onNewPost = function (data) {
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if (!data || !data.posts || !data.posts.length || parseInt(data.posts[0].tid, 10) !== parseInt(ajaxify.data.tid, 10)) {
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return;
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}
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data.loggedIn = !!app.user.uid;
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data.privileges = ajaxify.data.privileges;
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// prevent timeago in future by setting timestamp to 1 sec behind now
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data.posts[0].timestamp = Date.now() - 1000;
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data.posts[0].timestampISO = utils.toISOString(data.posts[0].timestamp);
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Posts.modifyPostsByPrivileges(data.posts);
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updatePostCounts(data.posts);
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ajaxify.data.postcount += 1;
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postTools.updatePostCount(ajaxify.data.postcount);
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if (config.usePagination) {
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onNewPostPagination(data);
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} else {
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onNewPostInfiniteScroll(data);
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}
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require(['forum/topic/replies'], function (replies) {
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replies.onNewPost(data);
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});
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};
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Posts.modifyPostsByPrivileges = function (posts) {
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posts.forEach(function (post) {
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post.selfPost = !!app.user.uid && parseInt(post.uid, 10) === parseInt(app.user.uid, 10);
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post.display_edit_tools = (ajaxify.data.privileges['posts:edit'] && post.selfPost) || ajaxify.data.privileges.isAdminOrMod;
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post.display_delete_tools = (ajaxify.data.privileges['posts:delete'] && post.selfPost) || ajaxify.data.privileges.isAdminOrMod;
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post.display_moderator_tools = post.display_edit_tools || post.display_delete_tools;
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post.display_move_tools = ajaxify.data.privileges.isAdminOrMod;
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post.display_post_menu = ajaxify.data.privileges.isAdminOrMod || (post.selfPost && !ajaxify.data.locked) || ((app.user.uid || ajaxify.data.postSharing.length) && !post.deleted);
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});
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};
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function updatePostCounts(posts) {
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for (var i = 0; i < posts.length; i += 1) {
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var cmp = components.get('user/postcount', posts[i].uid);
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cmp.html(parseInt(cmp.attr('data-postcount'), 10) + 1);
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utils.addCommasToNumbers(cmp);
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}
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}
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function onNewPostPagination(data) {
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function scrollToPost() {
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scrollToPostIfSelf(data.posts[0]);
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}
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var posts = data.posts;
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ajaxify.data.pagination.pageCount = Math.max(1, Math.ceil(posts[0].topic.postcount / config.postsPerPage));
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var direction = config.topicPostSort === 'oldest_to_newest' || config.topicPostSort === 'most_votes' ? 1 : -1;
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var isPostVisible = (ajaxify.data.pagination.currentPage === ajaxify.data.pagination.pageCount && direction === 1) ||
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(ajaxify.data.pagination.currentPage === 1 && direction === -1);
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if (isPostVisible) {
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createNewPosts(data, components.get('post').not('[data-index=0]'), direction, scrollToPost);
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} else if (ajaxify.data.scrollToMyPost && parseInt(posts[0].uid, 10) === parseInt(app.user.uid, 10)) {
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// https://github.com/NodeBB/NodeBB/issues/5004#issuecomment-247157441
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setTimeout(function () {
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pagination.loadPage(ajaxify.data.pagination.pageCount, scrollToPost);
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}, 250);
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} else {
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updatePagination();
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}
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}
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function updatePagination() {
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$.get(config.relative_path + '/api/topic/pagination/' + ajaxify.data.tid, { page: ajaxify.data.pagination.currentPage }, function (paginationData) {
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app.parseAndTranslate('partials/paginator', { pagination: paginationData }, function (html) {
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$('[component="pagination"]').after(html).remove();
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});
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});
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}
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function onNewPostInfiniteScroll(data) {
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var direction = config.topicPostSort === 'oldest_to_newest' || config.topicPostSort === 'most_votes' ? 1 : -1;
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var isPreviousPostAdded = $('[component="post"][data-index="' + (data.posts[0].index - 1) + '"]').length;
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if (!isPreviousPostAdded && (!data.posts[0].selfPost || !ajaxify.data.scrollToMyPost)) {
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return;
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}
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if (!isPreviousPostAdded && data.posts[0].selfPost) {
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return ajaxify.go('post/' + data.posts[0].pid);
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}
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createNewPosts(data, components.get('post').not('[data-index=0]'), direction, function (html) {
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if (html) {
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html.addClass('new');
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}
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scrollToPostIfSelf(data.posts[0]);
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});
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}
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function scrollToPostIfSelf(post) {
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if (post.selfPost && ajaxify.data.scrollToMyPost) {
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navigator.scrollBottom(post.index);
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}
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}
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function createNewPosts(data, repliesSelector, direction, 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();
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}
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function removeAlreadyAddedPosts() {
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var newPosts = $('[component="post"].new');
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if (newPosts.length === data.posts.length) {
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var allSamePids = true;
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newPosts.each(function (index, el) {
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if (parseInt($(el).attr('data-pid'), 10) !== parseInt(data.posts[index].pid, 10)) {
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allSamePids = false;
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}
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});
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if (allSamePids) {
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newPosts.each(function () {
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$(this).removeClass('new');
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});
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data.posts.length = 0;
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return;
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}
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}
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if (newPosts.length && data.posts.length > 1) {
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data.posts.forEach(function (post) {
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var p = components.get('post', 'pid', post.pid);
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if (p.hasClass('new')) {
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p.remove();
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}
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});
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}
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data.posts = data.posts.filter(function (post) {
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return $('[component="post"][data-pid="' + post.pid + '"]').length === 0;
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});
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}
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removeAlreadyAddedPosts();
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if (!data.posts.length) {
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return callback();
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}
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var after;
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var before;
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if (direction > 0 && repliesSelector.length) {
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after = repliesSelector.last();
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} else if (direction < 0 && repliesSelector.length) {
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before = repliesSelector.first();
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}
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data.slug = ajaxify.data.slug;
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$(window).trigger('action:posts.loading', { posts: data.posts, after: after, before: before });
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app.parseAndTranslate('topic', 'posts', data, function (html) {
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html = html.filter(function () {
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var pid = $(this).attr('data-pid');
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return pid && $('[component="post"][data-pid="' + pid + '"]').length === 0;
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});
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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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var scrollTop = $(window).scrollTop();
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html.insertBefore(before);
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// Now restore the relative position the user was on prior to new post insertion
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$(window).scrollTop(scrollTop + ($(document).height() - height));
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} else {
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components.get('topic').append(html);
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}
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infinitescroll.removeExtra($('[component="post"]'), direction, Math.max(20, config.postsPerPage * 2));
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$(window).trigger('action:posts.loaded', { posts: data.posts });
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Posts.onNewPostsAddedToDom(html);
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callback(html);
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});
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}
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Posts.loadMorePosts = function (direction) {
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if (!components.get('topic').length || navigator.scrollActive || Posts._infiniteScrollTimeout) {
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return;
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}
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Posts._infiniteScrollTimeout = setTimeout(function () {
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delete Posts._infiniteScrollTimeout;
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}, 1000);
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var replies = components.get('topic').find(components.get('post').not('[data-index=0]').not('.new'));
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var afterEl = direction > 0 ? replies.last() : replies.first();
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var after = parseInt(afterEl.attr('data-index'), 10) || 0;
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var tid = ajaxify.data.tid;
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if (!utils.isNumber(tid) || !utils.isNumber(after) || (direction < 0 && components.get('post', 'index', 0).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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count: config.postsPerPage,
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direction: direction,
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topicPostSort: config.topicPostSort,
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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, replies, direction, done);
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} else {
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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.onTopicPageLoad = function (posts) {
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handlePrivateUploads(posts);
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images.wrapImagesInLinks(posts);
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Posts.showBottomPostBar();
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posts.find('[component="post/content"] img:not(.not-responsive)').addClass('img-responsive');
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Posts.addBlockquoteEllipses(posts);
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hidePostToolsForDeletedPosts(posts);
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addNecroPostMessage();
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};
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function addNecroPostMessage() {
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var necroThreshold = 7 * 24 * 60 * 60 * 1000;
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$('[component="post"]').each(function () {
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var post = $(this);
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var prev = post.prev('[component="post"]');
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if (post.is(':has(.necro-post)') || !prev.length) {
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return;
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}
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var diff = post.attr('data-timestamp') - prev.attr('data-timestamp');
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if (diff >= necroThreshold) {
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var ago = $.timeago.settings.strings.suffixAgo;
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$.timeago.settings.strings.suffixAgo = '';
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var translationText = '[[topic:timeago_later,' + $.timeago.inWords(diff) + ']]';
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$.timeago.settings.strings.suffixAgo = ago;
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app.parseAndTranslate('partials/topic/necro-post', { text: translationText }, function (html) {
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html.prependTo(post);
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});
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}
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});
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}
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function handlePrivateUploads(posts) {
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if (app.user.uid) {
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return;
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}
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// Replace all requests for uploaded images/files with a login link
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var loginEl = document.createElement('a');
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loginEl.className = 'login-required';
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loginEl.href = config.relative_path + '/login';
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loginEl.appendChild(document.createTextNode('🔒 Log in to view'));
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posts.each(function (idx, postEl) {
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$(postEl).find('[component="post/content"] img').each(function (idx, imgEl) {
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imgEl = $(imgEl);
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if (imgEl.attr('src').startsWith(config.relative_path + config.upload_url)) {
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imgEl.replaceWith(loginEl.cloneNode(true));
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}
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});
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});
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}
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Posts.onNewPostsAddedToDom = function (posts) {
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Posts.onTopicPageLoad(posts);
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app.createUserTooltips(posts);
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utils.addCommasToNumbers(posts.find('.formatted-number'));
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utils.makeNumbersHumanReadable(posts.find('.human-readable-number'));
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posts.find('.timeago').timeago();
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};
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Posts.showBottomPostBar = function () {
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var mainPost = components.get('post', 'index', 0);
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var placeHolder = $('.post-bar-placeholder');
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var posts = $('[component="post"]');
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if (!!mainPost.length && posts.length > 1 && $('.post-bar').length < 2 && placeHolder.length) {
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$('.post-bar').clone().insertAfter(placeHolder);
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placeHolder.remove();
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} else if (mainPost.length && posts.length < 2) {
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mainPost.find('.post-bar').remove();
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}
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};
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function hidePostToolsForDeletedPosts(posts) {
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posts.each(function () {
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if ($(this).hasClass('deleted')) {
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postTools.toggle($(this).attr('data-pid'), true);
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}
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});
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}
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Posts.addBlockquoteEllipses = function (posts) {
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var blockquotes = posts.find('[component="post/content"] > blockquote > blockquote');
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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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