From c8fa05f5cb8e50641681e7c805549bc1b11f4bf0 Mon Sep 17 00:00:00 2001
From: xaoxuu <xaoxuu@gmail.com>
Date: Mon, 22 Feb 2021 14:12:34 +0800
Subject: [PATCH] fix generator

---
 layout/_partial/main/navbar/list_post.ejs | 40 +++++++++++++----------
 scripts/generators/categories.js          | 14 +++++---
 scripts/generators/tags.js                | 16 +++++----
 scripts/generators/wiki.js                | 20 +++++++++---
 4 files changed, 57 insertions(+), 33 deletions(-)

diff --git a/layout/_partial/main/navbar/list_post.ejs b/layout/_partial/main/navbar/list_post.ejs
index 17c0360..311605a 100644
--- a/layout/_partial/main/navbar/list_post.ejs
+++ b/layout/_partial/main/navbar/list_post.ejs
@@ -5,24 +5,30 @@
     <% } else { %>
       <a href='/'><%- __('btn.recent_publish') %></a>
     <% } %>
-    <% if (page.category) { %>
-      <a class='active' href='<%- url_for(config.category_dir) %>'><%- __('btn.category') + __('symbol.colon') + page.category %></a>
-    <% } else if (page.layout == 'categories') { %>
-      <a class='active' href='<%- url_for(config.category_dir) %>'><%- __('btn.categories') %></a>
-    <% } else { %>
-      <a href='<%- url_for(config.category_dir) %>'><%- __('btn.categories') %></a>
+    <% if (site.categories && site.categories.length > 0) { %>
+      <% if (page.category) { %>
+        <a class='active' href='<%- url_for(config.category_dir) %>'><%- __('btn.category') + __('symbol.colon') + page.category %></a>
+      <% } else if (page.layout == 'categories') { %>
+        <a class='active' href='<%- url_for(config.category_dir) %>'><%- __('btn.categories') %></a>
+      <% } else { %>
+        <a href='<%- url_for(config.category_dir) %>'><%- __('btn.categories') %></a>
+      <% } %>
     <% } %>
-    <% if (page.tag) { %>
-      <a class='active' href='<%- url_for(config.tag_dir) %>'><%- __('btn.tag') + __('symbol.colon') + page.tag %></a>
-    <% } else if (page.layout == 'tags') { %>
-      <a class='active' href='<%- url_for(config.tag_dir) %>'><%- __('btn.tags') %></a>
-    <% } else { %>
-      <a href='<%- url_for(config.tag_dir) %>'><%- __('btn.tags') %></a>
+    <% if (site.tags && site.tags.length > 0) { %>
+      <% if (page.tag) { %>
+        <a class='active' href='<%- url_for(config.tag_dir) %>'><%- __('btn.tag') + __('symbol.colon') + page.tag %></a>
+      <% } else if (page.layout == 'tags') { %>
+        <a class='active' href='<%- url_for(config.tag_dir) %>'><%- __('btn.tags') %></a>
+      <% } else { %>
+        <a href='<%- url_for(config.tag_dir) %>'><%- __('btn.tags') %></a>
+      <% } %>
     <% } %>
-    <% if (is_archive()) { %>
-      <a class='active' href='<%- url_for(config.archive_dir) %>'><%- __('btn.archives') %></a>
-    <% } else { %>
-      <a href='<%- url_for(config.archive_dir) %>'><%- __('btn.archives') %></a>
+    <% if (site.posts && site.posts.length > 0) { %>
+      <% if (is_archive()) { %>
+        <a class='active' href='<%- url_for(config.archive_dir) %>'><%- __('btn.archives') %></a>
+      <% } else { %>
+        <a href='<%- url_for(config.archive_dir) %>'><%- __('btn.archives') %></a>
+      <% } %>
     <% } %>
-  </nav>  
+  </nav>
 </div>
diff --git a/scripts/generators/categories.js b/scripts/generators/categories.js
index 410a3fa..2d4a018 100644
--- a/scripts/generators/categories.js
+++ b/scripts/generators/categories.js
@@ -3,9 +3,13 @@
  */
 
 hexo.extend.generator.register('categories', function (locals) {
-  return {
-    path: hexo.config.category_dir + '/index.html',
-    data: locals.posts,
-    layout: ['categories']
+  if (locals.categories && locals.categories.length > 0) {
+    return {
+      path: hexo.config.category_dir + '/index.html',
+      data: locals.posts,
+      layout: ['categories']
+    }
+  } else {
+    return {};
   }
-});
\ No newline at end of file
+});
diff --git a/scripts/generators/tags.js b/scripts/generators/tags.js
index 09eb19c..40a07b8 100644
--- a/scripts/generators/tags.js
+++ b/scripts/generators/tags.js
@@ -2,10 +2,14 @@
  * tags v1 | https://github.com/xaoxuu/hexo-theme-stellar/
  */
 
- hexo.extend.generator.register('tags', function (locals) {
-  return {
-    path: hexo.config.tag_dir + '/index.html',
-    data: locals.posts,
-    layout: ['tags']
+hexo.extend.generator.register('tags', function (locals) {
+  if (locals.tags && locals.tags.length > 0) {
+    return {
+      path: hexo.config.tag_dir + '/index.html',
+      data: locals.posts,
+      layout: ['tags']
+    }
+  } else {
+    return {};
   }
-});
\ No newline at end of file
+});
diff --git a/scripts/generators/wiki.js b/scripts/generators/wiki.js
index 27aef64..a93036b 100644
--- a/scripts/generators/wiki.js
+++ b/scripts/generators/wiki.js
@@ -3,9 +3,19 @@
  */
 
 hexo.extend.generator.register('wiki', function (locals) {
-  return {
-    path: (hexo.config.wiki_dir || 'wiki') + '/index.html',
-    data: locals.posts,
-    layout: ['wiki']
+  var hasWiki = false;
+  locals.pages.forEach((page, i) => {
+    if (page.layout == 'wiki') {
+      hasWiki = true;
+    }
+  });
+  if (hasWiki) {
+    return {
+      path: (hexo.config.wiki_dir || 'wiki') + '/index.html',
+      data: locals.posts,
+      layout: ['wiki']
+    }
+  } else {
+    return {};
   }
-});
\ No newline at end of file
+});