'use strict'; var J_FEED = 'cavNAKh7bMLjCrxdo'; var J_ARTICLE = 'gAzzdbrNLXyj8AcFb'; var J_COMMENT = 'eJu2zM3pG5swNrx2d'; var J_MODERATE = 'MNGyWBTkDWsxYD39u'; var J_VIEW = 'iRWEkqm8Xp5mJbpwk'; window.jState = { selected: 'all', slug: '', loading: false }; var J_TITLE_HOME = 'Journal | Douvan Health'; function jSetTitle(articleTitle) { try { document.title = articleTitle ? (articleTitle + ' | Douvan Journal') : J_TITLE_HOME; } catch (e) {} } function jSetUrl(slug) { try { if (!window.history || !window.history.replaceState) { return; } var path = String(window.location.pathname || ''); if (path.indexOf('journal') < 0) { return; } window.history.replaceState(null, '', slug ? (path + '?a=' + encodeURIComponent(slug)) : path); } catch (e) {} } function jEl(id) { return document.getElementById(id); } function jTrim(s) { return String(s === null || s === undefined ? '' : s).trim(); } function jBlank(s) { var t = jTrim(s); return t.split(' ').join('').split('\t').join('').split('\n').join('').length === 0; } function jBlank(s) { var t = jTrim(s); return t.split(' ').join('').split('\t').join('').split('\n').join('').length === 0; } function jDate(iso) { if (!iso) { return ''; } var m = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December']; var p = String(iso).slice(0, 10).split('-'); if (p.length !== 3) { return String(iso).slice(0, 10); } var mi = parseInt(p[1], 10) - 1; if (mi < 0 || mi > 11) { return String(iso).slice(0, 10); } return parseInt(p[2], 10) + ' ' + m[mi] + ' ' + p[0]; } function jCatName(slug) { var list = window.jState.categories || []; for (var i = 0; i < list.length; i++) { if (list[i].slug === slug) { return list[i].name; } } return slug ? slug.split('-').join(' ') : ''; } function jReady() { return typeof phoros !== 'undefined' && phoros && typeof phoros.processor === 'function'; } window.jLoad = function (category) { if (window.jState.loading) { return; } if (!jReady()) { return; } window.jState.loading = true; window.jState.selected = category || 'all'; var state = jEl('jState'); if (state) { state.textContent = 'Loading the Journal...'; state.style.display = ''; } phoros.processor(J_FEED, { category: window.jState.selected }, function (err, res) { window.jState.loading = false; if (err || !res || !res.ok) { if (state) { state.textContent = 'The Journal could not be loaded just now. Please refresh in a moment.'; } return; } window.jState.categories = res.categories || []; jTopicsRender(res.categories || [], res.counts || {}, res.total || 0); jListRender(res.articles || []); }); }; function jNode(tag, cls, text) { var el = document.createElement(tag); if (cls) { el.className = cls; } if (text !== undefined && text !== null) { el.textContent = String(text); } return el; } function jMetaText(a) { var bits = []; if (a.author) { bits.push(a.author); } if (a.publishDate) { bits.push(jDate(a.publishDate)); } if (a.readMinutes) { bits.push(a.readMinutes + ' min read'); } bits.push(jViewsText(a.views)); return bits.join(' \u00b7 '); } function jViewsText(v) { var n = parseInt(v, 10); if (isNaN(n)) { n = 0; } n = Math.max(0, n); return n + (n === 1 ? ' view' : ' views'); } function jTopicsRender(cats, counts, total) { var box = jEl('jTopics'); if (!box) { return; } box.textContent = ''; var sel = window.jState.selected; function pill(label, slug, n) { var b = jNode('button', 'dh-topic' + (sel === slug ? ' is-on' : ''), label); b.type = 'button'; var c = jNode('span', 'dh-topic__n', n); b.appendChild(c); b.onclick = function () { jLoad(slug); }; return b; } box.appendChild(pill('Everything', 'all', total)); for (var i = 0; i < cats.length; i++) { // A topic with nothing published under it is hidden from the reader. // The category itself stays in the content system, so it returns the // moment an article is published against it. var n = counts[cats[i].slug] || 0; if (n < 1) { continue; } box.appendChild(pill(cats[i].name, cats[i].slug, n)); } } function jFigure(a, cls) { if (!a || !a.heroImage) { return null; } var fig = jNode('div', cls); var img = document.createElement('img'); img.src = a.heroImage; img.alt = a.imageAlt || ''; img.setAttribute('loading', 'lazy'); img.setAttribute('decoding', 'async'); fig.appendChild(img); return fig; } function jCardNode(a, featured) { var wrap = jNode('div', featured ? 'dh-feat' : 'dh-jcard'); var fig = jFigure(a, featured ? 'dh-feat__fig' : 'dh-jcard__fig'); if (fig) { wrap.className = wrap.className + ' has-img'; wrap.appendChild(fig); } var txt = featured ? jNode('div', 'dh-feat__txt') : wrap; txt.appendChild(jNode('p', featured ? 'dh-feat__cat' : 'dh-jcard__cat', jCatName(a.category))); txt.appendChild(jNode(featured ? 'h2' : 'h3', featured ? 'dh-feat__title' : 'dh-jcard__title', a.title)); txt.appendChild(jNode('p', featured ? 'dh-feat__ex' : 'dh-jcard__ex', a.excerpt)); txt.appendChild(jNode('p', featured ? 'dh-feat__meta' : 'dh-jcard__meta', jMetaText(a))); if (featured) { wrap.appendChild(txt); } wrap.onclick = function () { jOpen(a.slug); }; return wrap; } function jSeen(slug) { try { return window.localStorage.getItem('dhj.read.' + String(slug)) === '1'; } catch (e) { return false; } } function jMarkSeen(slug) { try { window.localStorage.setItem('dhj.read.' + String(slug), '1'); } catch (e) {} } function jCountView(a) { if (!a || !a.slug || !jReady()) { return; } if (jSeen(a.slug)) { return; } jMarkSeen(a.slug); // The count is shown to readers, so the line is repainted with the number // the server returned - otherwise this reader's own view would be missing // from what they see until the next load. phoros.processor(J_VIEW, { slug: a.slug }, function (err, res) { if (err || !res || !res.ok) { return; } a.views = res.views; var meta = jEl('jaMeta'); if (meta) { meta.textContent = jMetaText(a); } }); } function jArticleFig(a) { var fig = jEl('jaFig'); var img = jEl('jaImg'); if (!fig || !img) { return; } if (a && a.heroImage) { img.src = a.heroImage; img.alt = a.imageAlt || ''; fig.style.display = ''; } else { img.src = ''; img.alt = ''; fig.style.display = 'none'; } } function jListRender(arts) { var feat = jEl('jFeatured'); var grid = jEl('jGrid'); var state = jEl('jState'); if (feat) { feat.textContent = ''; } if (grid) { grid.textContent = ''; } if (!arts.length) { if (state) { state.textContent = window.jState.selected === 'all' ? 'There is nothing published here yet. Do come back.' : 'Nothing under this topic yet. Try another, or read everything.'; state.style.display = ''; } return; } if (state) { state.style.display = 'none'; } if (feat) { feat.appendChild(jCardNode(arts[0], true)); } for (var i = 1; i < arts.length; i++) { if (grid) { grid.appendChild(jCardNode(arts[i], false)); } } } function jLinkify(parent, text) { var re = /https?:\/\/[^\s<>"']+/g; var tail = '.,;:!?)]}\'"'; var last = 0; var m, url, a; while ((m = re.exec(text)) !== null) { url = m[0]; while (url.length > 8 && tail.indexOf(url.charAt(url.length - 1)) !== -1) { url = url.slice(0, -1); } if (m.index > last) { parent.appendChild(document.createTextNode(text.slice(last, m.index))); } a = document.createElement('a'); a.setAttribute('href', url); a.setAttribute('target', '_blank'); a.setAttribute('rel', 'noopener noreferrer'); a.textContent = url; parent.appendChild(a); last = m.index + url.length; re.lastIndex = last; } if (last < text.length) { parent.appendChild(document.createTextNode(text.slice(last))); } } function jBodyRender(target, body) { if (!target) { return; } target.textContent = ''; var raw = String(body || '').split('\n'); var blocks = []; var cur = []; var i; for (i = 0; i < raw.length; i++) { if (jBlank(raw[i])) { if (cur.length) { blocks.push(cur.join('\n')); cur = []; } } else { cur.push(raw[i]); } } if (cur.length) { blocks.push(cur.join('\n')); } for (i = 0; i < blocks.length; i++) { var t = jTrim(blocks[i]); if (!t) { continue; } if (t.indexOf('## ') === 0) { target.appendChild(jNode('h3', null, t.slice(3))); } else { var p = jNode('p', null); var lines = t.split('\n'); for (var n = 0; n < lines.length; n++) { if (n) { p.appendChild(document.createElement('br')); } jLinkify(p, lines[n]); } target.appendChild(p); } } } window.jOpen = function (slug) { if (!slug || !jReady()) { return; } window.jState.slug = slug; if (window.scrollTo) { window.scrollTo(0, 0); } phoros.processor(J_ARTICLE, { slug: slug }, function (err, res) { if (err || !res || !res.ok) { jNotice('That article could not be opened. It may have been unpublished.', true); return; } var a = res.article; jEl('jaCat').textContent = jCatName(a.category); jEl('jaTitle').textContent = a.title; jArticleFig(a); jEl('jaMeta').textContent = jMetaText(a); jBodyRender(jEl('jaBody'), a.body); jCommentsRender(res.comments || []); jCountView(a); jEl('jList').style.display = 'none'; jEl('jArticle').style.display = ''; jSetTitle(a.title); jSetUrl(a.slug || slug); var msg = jEl('jcMsg'); if (msg) { msg.textContent = ''; msg.className = 'dh-cform__msg'; } }); }; window.jBack = function () { jEl('jArticle').style.display = 'none'; jEl('jList').style.display = ''; window.jState.slug = ''; jSetTitle(''); jSetUrl(''); if (window.scrollTo) { window.scrollTo(0, 0); } }; function jCommentsRender(list) { var box = jEl('jcList'); var head = jEl('jcHead'); if (head) { head.textContent = list.length ? (list.length === 1 ? 'One reader comment' : list.length + ' reader comments') : 'Join the conversation'; } if (!box) { return; } box.textContent = ''; if (!list.length) { box.appendChild(jNode('p', 'dh-comments__none', 'No comments yet. Yours would be the first.')); return; } for (var i = 0; i < list.length; i++) { var c = list[i]; var row = jNode('div', 'dh-comment'); row.appendChild(jNode('div', 'dh-comment__ini', jTrim(c.authorName || '?').charAt(0).toUpperCase())); var right = jNode('div'); right.appendChild(jNode('p', 'dh-comment__who', c.authorName)); right.appendChild(jNode('p', 'dh-comment__when', jDate(c.submittedAt))); var body = jNode('p', 'dh-comment__body'); var paras = String(c.body || '').split('\n'); for (var k = 0; k < paras.length; k++) { if (k) { body.appendChild(document.createElement('br')); } body.appendChild(document.createTextNode(paras[k])); } right.appendChild(body); row.appendChild(right); box.appendChild(row); } } window.jPost = function (ev) { if (ev && ev.preventDefault) { ev.preventDefault(); } var name = jEl('jcName'); var body = jEl('jcBody'); var msg = jEl('jcMsg'); var send = jEl('jcSend'); var vName = name ? name.value : ''; var vBody = body ? body.value : ''; function say(text, bad) { if (!msg) { return; } msg.textContent = text; msg.className = 'dh-cform__msg' + (bad ? ' is-bad' : ''); } if (jBlank(vName)) { say('Please give a name to post under.', true); return false; } if (jBlank(vBody)) { say('Please write your comment first.', true); return false; } if (!jReady()) { say('Please try again in a moment.', true); return false; } if (send) { send.disabled = true; send.textContent = 'Posting...'; } say(''); phoros.processor(J_COMMENT, { articleSlug: window.jState.slug, authorName: vName, body: vBody }, function (err, res) { if (send) { send.disabled = false; send.textContent = 'Post comment'; } if (err || !res || !res.ok) { say((res && res.error) || 'Your comment could not be sent just now. Please try again shortly.', true); return; } if (body) { body.value = ''; } say(res.message || 'Thank you. Your comment has been sent for review.'); }); return false; }; function jNotice(text, bad) { var n = jEl('jNotice'); if (!n) { return; } n.textContent = text; n.className = 'dh-jnotice is-on' + (bad ? ' is-bad' : ''); } function jParams() { var q = {}; try { if (typeof phoros !== 'undefined' && phoros && phoros.router && typeof phoros.router.query === 'function') { q = phoros.router.query() || {}; } } catch (e) { q = {}; } var search = (window.location && window.location.search) ? String(window.location.search) : ''; if (search.charAt(0) === '?') { search = search.slice(1); } if (search) { var parts = search.split('&'); for (var i = 0; i < parts.length; i++) { var kv = parts[i].split('='); if (kv.length === 2 && !q[kv[0]]) { try { q[decodeURIComponent(kv[0])] = decodeURIComponent(kv[1]); } catch (e2) {} } } } return q; } window.jInit = function () { var box = jEl('jTopics'); if (!box || !jReady()) { window.jState.tries = (window.jState.tries || 0) + 1; if (window.jState.tries > 60) { return; } window.setTimeout(window.jInit, 250); return; } if (window.jState.startedFor === box) { return; } window.jState.startedFor = box; window.jState.tries = 0; var q = jParams(); if (q.approve && q.t) { phoros.processor(J_MODERATE, { id: q.approve, token: q.t }, function (err, res) { if (err || !res || !res.ok) { jNotice((res && res.error) || 'That approval link could not be used.', true); } else { jNotice(res.message || 'Comment published.', false); if (res.articleSlug) { window.setTimeout(function () { jOpen(res.articleSlug); }, 400); } } }); } if (!window.jState.slug) { jSetTitle(''); } jLoad('all'); if (q.a) { window.setTimeout(function () { jOpen(q.a); }, 600); } }; window.jWatch = function () { window.jWatchTicks = (window.jWatchTicks || 0) + 1; window.jInit(); if (jEl('jTopics') || window.jWatchTicks < 25) { window.setTimeout(window.jWatch, 1200); } }; window.jInit(); window.setTimeout(window.jWatch, 600);

Health, wellness and everyday life.

Join the conversation

Have a question about your own health?

Have a question about
your own health?