适配扩展DOM，升级至2.4.9

package.json

@@ -1,6 +1,6 @@
 {
   "name": "GiteeTree",
-  "version": "2.4.8",
+  "version": "2.4.9",
   "description": "Code tree for GitHub",
   "main": "inject.js",
   "scripts": {

src/adapters/oschina.js

@@ -1,9 +1,8 @@
 const OSC_RESERVED_USER_NAMES = ["explore", "repositories", "popular", "enterprises", "gists", "dashboard", "languages", "search", "links", "invite", "profile", "organizations", "notifications", "login", "signup", "oauth"]
 const OSC_RESERVED_REPO_NAMES = ["admin", "dashboard", "groups", "help", "profile", "projects", "search", "codes", "fork_project", "fork_code", "events"]
-const OSC_404_SEL = '#parallax_wrapper'
 const OSC_PJAX_CONTAINER_SEL = '#tree-holder'
 const OSC_CONTAINERS = '#git-header-nav'
-const OSC_RAW_CONTENT = 'body > pre'
+const OSC_EXTENSION_DOM = '.gitee-project-extension'
 
 class Oschina extends PjaxAdapter {
 
@@ -69,13 +68,8 @@ class Oschina extends PjaxAdapter {
   getRepoFromPath(currentRepo, token, cb) {
     const showInNonCodePage = this.store.get(STORE.NONCODE)
 
-    // 404 page, skip
-    if ($(OSC_404_SEL).length) {
-      return cb()
-    }
-
-    // Skip raw page
-    if ($(OSC_RAW_CONTENT).length) {
+    // 检测页面是否存在仓库扩展DOM
+    if (!$(OSC_EXTENSION_DOM).length) {
       return cb()
     }
 
@@ -101,6 +95,8 @@ class Oschina extends PjaxAdapter {
 
     // Get branch by inspecting page, quite fragile so provide multiple fallbacks
     const branch =
+    // Extension value
+    this._getExtensionValue('branch') ||
     // Code page
     $('#git-project-branch .text').text().trim() ||
     // Pull requests page
@@ -126,7 +122,6 @@ class Oschina extends PjaxAdapter {
 
   // @override
   selectFile(path) {
-    // console.log('select file: ' + path)
     const $pjaxContainer = $(OSC_PJAX_CONTAINER_SEL)
     super.selectFile(path, { '$pjaxContainer': $pjaxContainer, fragment: OSC_PJAX_CONTAINER_SEL })
   }
@@ -192,4 +187,9 @@ class Oschina extends PjaxAdapter {
     }
     request(true)
   }
+
+  _getExtensionValue(key) {
+    const $extension = $(OSC_EXTENSION_DOM)
+    return $extension.find(`.${key}`).text().trim() || ''
+  }
 }