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Stellar主题添加置顶轮播功能

参考原博客内容

酷小呵博客教程

前言

参考了酷小呵博客的添加首页指定轮播功能后，发现首页轮播有些空隙的地方，鼠标移入会显示放大镜图标，但是点击又无图片放大功能，所以为了不引起歧义，决定把此处相关的源码进行修改。

添加自定义CSS

hexo-theme-stellar/source/css/_custom.styl
hexo-theme-stellar/source/css/_custom.styl
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div#swiper_container
  cursor auto !important
  background var(--card);
  z-index auto
.blog-slider
  position relative
  border-radius 18px 18px 18px 18px
  margin auto
  padding: 10px
  transition all .3s

.blog-slider__item
  cursor auto !important
  display flex
  align-items center
  &.swiper-slide-active
    .blog-slider__img
      img
        opacity 1
        transition-delay .3s
    .blog-slider__content
      & > *
        opacity 1
        transform none
      & > *:nth-child(1)
        transition-delay 0.3s
      & > *:nth-child(2)
        transition-delay 0.4s
      & > *:nth-child(3)
        transition-delay 0.5s
      & > *:nth-child(4)
        transition-delay 0.6s
      & > *:nth-child(5)
        transition-delay 0.7s
      & > *:nth-child(6)
        transition-delay 0.8s
      & > *:nth-child(7)
        transition-delay 0.9s
      & > *:nth-child(8)
        transition-delay 1s
      & > *:nth-child(9)
        transition-delay 1.1s
      & > *:nth-child(10)
        transition-delay 1.2s
      & > *:nth-child(11)
        transition-delay 1.3s
      & > *:nth-child(12)
        transition-delay 1.4s
      & > *:nth-child(13)
        transition-delay 1.5s
      & > *:nth-child(14)
        transition-delay 1.6s
      & > *:nth-child(15)
        transition-delay 1.7s



.blog-slider__img
  width 300px
  flex-shrink 0
  /*height 200px*/
  padding 10px 
  border-radius 20px
  transform translateX(0px)
  overflow hidden
  &:after
    content ''
    position absolute
    top 0
    left 0
    width 100%
    height 100%
    border-radius 15px
    opacity 0.8
  img
    width 100%
    height 100%
    object-fit cover
    display block
    opacity 0
    border-radius 5px
    transition all .3s

.blog-slider__content
  cursor auto !important
  padding-right 50px
  padding-left 25px
  & > *
    opacity 0
    transform translateY(25px)
    transition all .4s


.blog-slider__code
  text-align left
  font-size 0.75rem
  color var(--text-p3)
  margin-bottom 10px
  display block
  font-weight 500

.blog-slider__title
  text-align left
  font-size 1.375rem;
  font-weight 500
  color var(--text-p0)
  margin-bottom 15px
  -webkit-line-clamp 1
  display -webkit-box
  overflow hidden
  -webkit-box-orient vertical

.blog-slider__text
  text-align left
  font-size 0.875rem;
  color var(--text-p2)
  -webkit-line-clamp 3
  display -webkit-box
  overflow hidden
  -webkit-box-orient vertical
  margin-bottom 15px
  line-height 1.5em
  width 100%
  word-break break-all
  word-wrap break-word

.blog-slider__button
  display inline-flex
  background-color var(--block)
  padding 10px 10px
  border-radius 15px
  color var(--text-p1)
  text-decoration none
  font-weight 500
  justify-content center
  text-align center
  letter-spacing 1px
  display none
  &:hover
    background-color #00FFFF 


.blog-slider .swiper-container-horizontal > .swiper-pagination-bullets, .blog-slider .swiper-pagination-custom, .blog-slider .swiper-pagination-fraction
  bottom 10px
  left 0
  width 100%

.blog-slider__pagination
  position absolute
  z-index 1
  right 20px
  width 11px !important
  text-align center
  left auto !important
  top 50%
  bottom auto !important
  transform translateY(-50%)
  &.swiper-pagination-bullets
    .swiper-pagination-bullet
      margin 8px 0 !important
  .swiper-pagination-bullet
    width 11px
    height 11px
    display block
    border-radius 10px
    background #00FF00 
    opacity 0.2
    transition all .3s 
  .swiper-pagination-bullet-active
    opacity 1
    background #FFA500 
    height 30px

@media screen and (max-width: 600px)
  .blog-slider__pagination
    transform translateX(-50%)
    left 50% !important
    top 320px
    width 100% !important
    display flex
    justify-content center
    align-items center

  .blog-slider__pagination
    &.swiper-pagination-bullets
      .swiper-pagination-bullet
        margin 0 5px !important

  .blog-slider__pagination
    .swiper-pagination-bullet-active
      height 11px
      width 30px

  .blog-slider__button
    display inline-flex
    width 70%
    background #87CEFA 
  .blog-slider__text
    margin-bottom 10px 

  .blog-slider
    min-height 350px
    height auto
    margin-bottom 10px

  .blog-slider__content
    margin-top 20px
    text-align center
    padding 0 30px

  .blog-slider__item
    flex-direction column

  .blog-slider__img
  .blog-slider__content
    padding-left 10px
    padding-right 10px

  .blog-slider__pagination.swiper-pagination-clickable.swiper-pagination-bullets
    top 330px

在博客主题源码中引用自定义CSS

hexo-theme-stellar/source/css/main.styl
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// 自定义参数
@import '_custom'

修改博客主题源码

hexo-theme-stellar/layout/_partial/scripts/index.ejs
hexo-theme-stellar/layout/_partial/scripts/index.ejs
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// -------- start 自定义首页文章轮播
if ('<%- theme.customSwiperTopArticle.enable %>' == 'true') {
  stellar.plugins.customSwiperTopArticle = Object.assign(<%- JSON.stringify(theme.customSwiperTopArticle) %>);
}
// -------- end 自定义首页文章轮播
hexo-theme-stellar/layout/index.ejs
hexo-theme-stellar/layout/index.ejs
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function layout_post_pin_article(type,post,content){
  var el='';
  if(post.post===undefined){
    post.post='article';
  }
  //文章简述
  var articleDescription='';
  if(post.excerpt){
    articleDescription=strip_html(post.excerpt)
  }else if(post.description){
    articleDescription=post.description
  }else if(post.content&&theme.article.auto_excerpt>0){
    articleDescription=truncate(strip_html(post.content),{length:theme.article.auto_excerpt})
  }

  el +='<div class="blog-slider__item swiper-slide">';
  el +='<a class="blog-slider__img" href="' + url_for(post.link || post.path) + '">';
  el +='<img width="48" height="48" no-lazy src="' + post.swiper_thumbnail + '" alt=""/>';
  el +='</a>';
  el +='<div class="blog-slider__content">';
  el +='<span class="blog-slider__code">'+ date(post.date,config.date_format) +'</span>';
  el +='<a class="blog-slider__title" href="' + url_for(post.link || post.path) + '" title="'+ (post.title || post.seo_title) +'">'+(post.title || post.seo_title) +'</a>';
  el +='<div class="blog-slider__text">'+articleDescription +'</div>';
  el +='<a class="blog-slider__button" href="' + url_for(post.link || post.path) + '">详情</a>';
  el +='</div>';
  el +='</div>';
  return el;
}

function layout_posts(partial) {
  var el = '';
  el += '<div class="post-list post">';
  if (is_home()) {
    // pinned posts
    const pinned = site.posts.filter(function(post){
      return post.pin !== undefined;
    }).sort((config.index_generator && config.index_generator.order_by) || '-date');

    if (page.current === 1) {
      el += '<div id="_custom-post-categories"></div>';
      if(theme.customSwiperTopArticle.enable){
        el+='<div class="blog-slider swiper-container-fade swiper-container-horizontal" id="swiper_container">';
        el+='<div class="blog-slider__wrp swiper-wrapper">';
        pinned.forEach((post,i)=>{
          el+=layout_post_pin_article('post',post,partial(post));
        });
        el+='</div>';
        el+='<div class="blog-slider__pagination swiper-pagination-clickable swiper-pagination-bullets"></div>';
        el+='</div>';
      }else{
        pinned.forEach((post,i)=>{
          el += layout_post_card('post',post,partial(post));
        });
      }
    }
    // unpinned posts
    page.posts.each(function(post){
      if (theme.customSwiperTopArticle.enable) {
        el += layout_post_card('post', post, partial(post));
      }else{
        if(post.pin == undefined){
          el += layout_post_card('post',post,partial(post));
        }
      }
    })
  } else {
    page.posts.each(function(post){
      el += layout_post_card('post', post, partial(post));
    })
  }
  el += '</div>';
  return el;
}
hexo-theme-stellar/source/js/main.js
hexo-theme-stellar/source/js/main.js
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// ------------------- start 首页置顶文章轮播  新增
if (stellar.plugins.swiper) {
  const swiper_container = document.getElementById('swiper_container');
  if (swiper_container !== undefined && swiper_container !== null) {
    stellar.loadCSS(stellar.plugins.customSwiperTopArticle.css);
    stellar.loadScript(stellar.plugins.customSwiperTopArticle.js, {defer:true}).then(function () {
      var swiper = new Swiper('.blog-slider', {
        passiveListeners: true,
        spaceBetween: 30,
        effect: 'fade',
        loop: true,
        autoplay: {
          disableOnInteraction: true,
          delay: 5000
        },
        mousewheel: true,
        // autoHeight: true,
        pagination: {
          el: '.blog-slider__pagination',
          clickable: true,
        }
      });
      swiper_container.onmouseenter = function() {
        swiper.autoplay.stop();
      };
      swiper_container.onmouseleave = function() {
        swiper.autoplay.start();
      }
    });
  }
// ------------------- end 首页置顶文章轮播  新增

  const swiper_api = document.getElementById('swiper-api');
  if (swiper_api != undefined) {
    stellar.loadCSS(stellar.plugins.swiper.css);
    stellar.loadScript(stellar.plugins.swiper.js, { defer: true }).then(function () {
      const effect = swiper_api.getAttribute('effect') || '';
      var swiper = new Swiper('.swiper#swiper-api', {
        slidesPerView: 'auto',
        spaceBetween: 8,
        centeredSlides: true,
        effect: effect,
        loop: true,
        pagination: {
          el: '.swiper-pagination',
          clickable: true,
        },
        navigation: {
          nextEl: '.swiper-button-next',
          prevEl: '.swiper-button-prev',
        },
      });
    })
  }
}

修改主题配置文件

tale/_config.stellar.yml
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# 自定义swiper文章置顶
customSwiperTopArticle:
  enable: true
  css: /customize/css/swiper-bundle.min.css
  js: /customize/js/swiper-bundle.min.js
  init_js: /customize/js/swiper_init.js

正式使用

在博客文章中front-matter中编辑以下内容：

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pin: true
swiper_thumbnail: 图片地址

问题解决

添加首页顶部轮播后可能会导致博客内部图片放大图标不显示 并且轮播处会出现放大图标。

首页轮播显示放大图标

修改_custom.styl文件：

hexo-theme-stellar/source/css/_custom.styl
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div#swiper_container
  cursor auto !important
  ...
.blog-slider__item
  cursor auto !important
  ...
.blog-slider__content
  cursor auto !important
  ...

博客内图片应用fancybox后不显示放大图标

hexo-theme-stellar/source/js/main.js
hexo-theme-stellar/source/js/main.js
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// fancybox
if (stellar.plugins.fancybox) {
  let selector = 'img[fancybox]:not(.error)';
  if (stellar.plugins.fancybox.selector) {
    selector += `, ${stellar.plugins.fancybox.selector}`
  }
  var selectItems = document.querySelectorAll(selector);
  if (selectItems.length !== 0) {
	for (var index = 0; index < selectItems.length ; index++) {
	  if(selectItems[index].getAttribute('fancybox') === undefined || selectItems[index].getAttribute('fancybox') === null){
		selectItems[index].setAttribute('fancybox', 'true');
	  }
    }
    stellar.loadCSS(stellar.plugins.fancybox.css);
    stellar.loadScript(stellar.plugins.fancybox.js, { defer: true }).then(function () {
      Fancybox.bind(selector, {
        groupAll: true,
        hideScrollbar: false,
        Thumbs: {
          autoStart: false,
        },
        caption: function (fancybox, carousel, slide) {
          return slide.$trigger.alt || null
        }
      });
    })
  }
  //时间线图片
  selectItems = document.querySelectorAll(".timeline");
  if (selectItems.length !== 0) {
	for (var index = 0; index < selectItems.length ; index++) {
	  if(selectItems[index].getAttribute('fancybox') === undefined || selectItems[index].getAttribute('fancybox') === null){
		selectItems[index].setAttribute('fancybox', 'true');
	  }
    }
    stellar.loadCSS(stellar.plugins.fancybox.css);
    stellar.loadScript(stellar.plugins.fancybox.js, { defer: true }).then(function () {
      Fancybox.bind(selector, {
        groupAll: true,
        hideScrollbar: false,
        Thumbs: {
          autoStart: false,
        },
        caption: function (fancybox, carousel, slide) {
          return slide.$trigger.alt || null
        }
      });
    })
  }
}
许可协议

本文采用 署名-非商业性使用-相同方式共享 4.0 国际 许可协议，转载请注明出处。

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