Merge pull request #1769 from Void4m0n/add-post-pagination-cover-dev

Allow to set specific post pagination cover

layout/includes/pagination.pug

@@ -19,7 +19,7 @@ if page.total !== 1
 
           a.pagination-related(class=className href=url_for(direction.path) title=direction.title)
             if direction.cover_type === 'img'
-              img.cover(src=url_for(direction.cover) onerror=`onerror=null;src='${url_for(theme.error_img.post_page)}'` alt=`cover of ${key === 'prev' ? 'previous' : 'next'} post`)
+                img.cover(src=url_for(direction.pagination_cover || direction.cover) onerror=`onerror=null;src='${url_for(theme.error_img.post_page)}'` alt=`cover of ${key === 'prev' ? 'previous' : 'next'} post`)
             else
               .cover(style=`background: ${direction.cover || 'var(--default-bg-color)'}`)
 
@@ -35,4 +35,4 @@ if page.total !== 1
       .pagination
         if globalPageType === 'home'
           - options.format = 'page/%d/#content-inner'
-        !=paginator(options)
+        !=paginator(options)

scripts/filters/random_cover.js

@@ -34,7 +34,7 @@ hexo.extend.generator.register('post', locals => {
 
   const handleImg = data => {
     const imgTestReg = /\.(png|jpe?g|gif|svg|webp|avif)(\?.*)?$/i
-    let { cover: coverVal, top_img: topImg } = data
+    let { cover: coverVal, top_img: topImg, pagination_cover: paginationCover } = data
 
     // Add path to top_img and cover if post_asset_folder is enabled
     if (hexo.config.post_asset_folder) {
@@ -44,6 +44,9 @@ hexo.extend.generator.register('post', locals => {
       if (coverVal && coverVal.indexOf('/') === -1 && imgTestReg.test(coverVal)) {
         data.cover = `${data.path}${coverVal}`
       }
+      if (paginationCover && paginationCover.indexOf('/') === -1 && imgTestReg.test(paginationCover)) {
+        data.pagination_cover = `${data.path}${paginationCover}`
+      }
     }
 
     if (coverVal === false) return data