fix(#3464): override permalink use the front-matter

lib/plugins/filter/post_permalink.js

@@ -6,7 +6,13 @@ let permalink;
 
 function postPermalinkFilter(data) {
   const { config } = this;
-  const { id, _id, slug, title, date } = data;
+  const { id, _id, slug, title, date, __permalink } = data;
+
+  if (__permalink) {
+    if (!__permalink.startsWith('/')) return `/${__permalink}`;
+    return __permalink;
+  }
+
   const hash = slug && date
     ? createSha1Hash().update(slug + date.unix().toString()).digest('hex').slice(0, 12)
     : null;
@@ -58,7 +64,6 @@ function postPermalinkFilter(data) {
     }
   }
 
-
   return permalink.stringify(meta);
 }
 

lib/plugins/processor/post.js

@@ -121,7 +121,7 @@ module.exports = ctx => {
       }
 
       if (data.permalink) {
-        data.slug = data.permalink;
+        data.__permalink = data.permalink;
         delete data.permalink;
       }
 

test/scripts/filters/post_permalink.js

@@ -148,4 +148,27 @@ describe('post_permalink', () => {
 
     await Promise.all(posts.map(post => Post.removeById(post._id)));
   });
+
+  it('permalink - should override everything', async () => {
+    hexo.config.permalink = ':year/:month/:day/:title/';
+
+    const posts = await Post.insert([{
+      source: 'my-new-post.md',
+      slug: 'hexo/permalink-test',
+      __permalink: 'hexo/permalink-test',
+      title: 'Permalink Test',
+      date: moment('2014-01-02')
+    }, {
+      source: 'another-new-post.md',
+      slug: '/hexo-hexo/permalink-test-2',
+      __permalink: '/hexo-hexo/permalink-test-2',
+      title: 'Permalink Test',
+      date: moment('2014-01-02')
+    }]);
+
+    postPermalink(posts[0]).should.eql('/hexo/permalink-test');
+    postPermalink(posts[1]).should.eql('/hexo-hexo/permalink-test-2');
+
+    await Promise.all(posts.map(post => Post.removeById(post._id)));
+  });
 });

test/scripts/processors/post.js

@@ -979,7 +979,8 @@ describe('post', () => {
     await writeFile(file.source, body);
     await process(file);
     const post = Post.findOne({source: file.path});
-    post.slug.should.eql('foooo');
+
+    post.__permalink.should.eql('foooo');
 
     post.remove();
     unlink(file.source);