feat(github): ✨ add view on github redirection

Timothy-Liuxf · May 16, 2024 · 100398e · 100398e
1 parent 2dfed9a
commit 100398e
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Showing 2 changed files with 22 additions and 3 deletions.
diff --git a/404.html b/404.html
@@ -14,15 +14,15 @@
         if (lang_index !== -1) {
             const lang = paths[lang_index];
             if (lang === 'zh-CN') {
-                window.location.href = paths.slice(0, 4).join('/') + '/unavailable';
+                window.location.href = paths.slice(0, 4).join('/') + '/unavailable.html';
             } else {
                 const new_paths = paths.slice(0, lang_index).concat(
                     lang === 'en-US' || lang === 'zh-TW' ? 'zh-CN' : 'en-US'
                 ).concat(paths.slice(lang_index + 1));
                 window.location.href = new_paths.join('/').replace(/\.md$/, '.html');
             }
         } else {
-            window.location.href = paths.slice(0, 4).join('/') + '/unavailable';
+            window.location.href = paths.slice(0, 4).join('/') + '/unavailable.html';
         }
     </script>
 </head>

diff --git a/_layouts/default.html b/_layouts/default.html
@@ -65,10 +65,15 @@
     }
   </style>
   <script type="text/javascript">
+    const base_url = "{{ site.github.url }}";
+    const repo_url = "{{ site.github.repository_url }}";
+    const repo_branch = "{{ site.github.source.branch }}";
+    const repo_path = "{{ site.github.source.path }}";
     const current_url = window.location.href;
     const paths = current_url.split('/');
     const pattern = /^(zh-CN|zh-TW|en-US|fr-FR)$/;
     const lang_index = paths.findIndex(path => pattern.test(path));
+    const is_main_page = paths.length === 5 && current_url.endsWith('/');
 
     document.documentElement.lang = lang_index !== -1 ? paths[lang_index] : 'en-US';
 
@@ -83,6 +88,20 @@
         window.location.href = paths.slice(0, 4).join('/') + '/'
       }
     };
+
+    const viewOnGitHub = () => {
+      if (is_main_page) {
+        window.location.href = base_url + '/';
+      } else {
+        let target = `${repo_url}/blob/${repo_branch}/${repo_path.replace(/\/$/, '')}${current_url.slice(base_url.length)}`;
+        if (target.endsWith('/')) {
+          target += 'README.md';
+        } else if (target.endsWith('.html')) {
+          target = target.replace(/\.html$/, '.md');
+        }
+        window.location.href = target;
+      }
+    };
   </script>
   {% include head-custom.html %}
 
@@ -148,7 +167,7 @@ <h2>{{ site.description | default: site.github.project_tagline }}</h2>
                 back.innerText = 'Back';
                 break;
             }
-          } else if (paths.length == 5 && current_url.endsWith('/')) {
+          } else if (is_main_page) {
             back.style.display = 'none';
           } else {
             back.innerText = 'Home';