hexo-theme-stellar/layout/_partial/sidebar/index.ejs

<%

const wiki = theme.wiki.tree[page.wiki]
const topic = theme.topic.tree[page.topic]

if (page.leftbar == null) {
  const { site_tree } = theme
  var sidebar
  if (is_home()) {
    sidebar = site_tree.home.leftbar
  } else if (is_category() || is_tag() || is_archive() || ['categories', 'tags', 'archives'].includes(page.layout)) {
    sidebar = site_tree.index_blog.leftbar
  } else if (page.layout === 'index_topic') {
    // 专栏列表页等同于博客列表页
    sidebar = site_tree.index_blog.leftbar
  } else if (page.topic?.length > 0) {
    // 专栏文章内页等同于普通文章内页
    sidebar = site_tree.post.leftbar
  } else if (page.layout === 'index_wiki') {
    sidebar = site_tree.index_wiki.leftbar
  } else if (page.wiki?.length > 0) {
    sidebar = site_tree.wiki.leftbar
  } else if (page.layout === '404') {
    sidebar = site_tree.error_page.leftbar
  } else if (page.layout === 'page') {
    sidebar = site_tree.page.leftbar
  } else if (page.layout === 'post') {
    sidebar = site_tree.post.leftbar
  } else if (page.layout == null) {
    sidebar = site_tree.page.leftbar
  } else {
    sidebar = []
  }

  if (topic?.leftbar) {
    sidebar = topic.leftbar
  }
  if (wiki?.leftbar) {
    sidebar = wiki.leftbar
  }

  page.leftbar = sidebar
}


// parse array string
if (typeof page.leftbar == 'string') {
  page.leftbar = page.leftbar.replace(/ /g, '').split(',');
}
function layoutTitle(main, url, sub) {
  var el = '';
  el += '<a class="title" href="' + url_for(url || "/") + '">';
  el += '<div class="main" ff="title">' + main + '</div>';
  if (sub) {
    let arr = sub.split('|');
    if (arr.length > 1) {
      el += '<div class="sub normal cap">' + arr.shift().trim() + '</div>';
      el += '<div class="sub hover cap" style="opacity:0">' + arr.join('|') + '</div>';
    } else {
      el += '<div class="sub cap">' + sub + '</div>';
    }
  }
  el += '</a>';
  return el;
}
function layoutWidgets() {
  var el = '';
  el += '<div class="widgets">';
  if (page.leftbar) {
    page.leftbar.forEach((w, i) => {
      let name = ''
      let widget = {}
      if (typeof w == 'string') {
        name = w
      } else if (typeof w == 'object' && w.override) {
        name = w.override
      }
      if (name in theme.widgets) {
        Object.assign(widget, theme.widgets[name])
      }
      if (typeof w == 'object' && (w.override || w.layout)) {
        Object.assign(widget, w)
      }
      if (widget && widget.layout) {
        el += partial('../widgets/' + widget.layout, {item: widget})
      }
    });
  }
  el += '</div>';
  return el;
}
function layoutFooterDiv() {
  const { social } = theme.footer
  if (social == null) {
    return ''
  }
  var el = '<footer class="footer dis-select">';
  el += '<div class="social-wrap">';
  for (let id of Object.keys(social)) {
    let item = social[id];
    if (item.icon && (item.url || item.onclick)) {
      el += '<a class="social"';
      if (item.title) {
        el += ' title="' + item.title + '"';
      }
      if (item.url) {
        el += ' href="' + url_for(item.url) + '"';
        if (item.url.includes('://')) {
          el += ' target="_blank" rel="external nofollow noopener noreferrer"';
        } else {
          el += ' rel="noopener noreferrer"';
        }
      } else if (item.onclick) {
        item.onclick = item.onclick.replace(/"|\'/g, '&quot;');
        el += ' onclick="' + item.onclick + '"';
      }
      el += '>';
      el += icon(item.icon, 'no-lazy')
      el += '</a>';
    }
  }
  el += '</div>';
  el += '</footer>';
  return el;
}

function layoutLogo() {
  return partial('logo', {where: 'sidebar'})
}

function layoutNavArea() {
  var search = {}
  if (page.search) {
    search = page.search
  } else if (wiki?.search) {
    search = wiki.search
  } else if (topic?.search) {
    search = topic.search
  }
  var el = ''
  el += `<div class="nav-area">`
  el += partial('search', {item: search})
  el += partial('menu', {where: 'sidebar'})
  el += `</div>`
  return el
}
%>
<%- layoutLogo() %>
<%- layoutNavArea() %>
<%- layoutWidgets() %>
<%- layoutFooterDiv() %>