RSS阅读页添加刷新按钮以应对页面内容过期失效的BUG

app/src/main/java/io/legado/app/ui/rss/read/ReadRssActivity.kt

@@ -85,6 +85,7 @@ class ReadRssActivity : VMBaseActivity<ActivityRssReadBinding, ReadRssViewModel>
 
     override fun onCompatOptionsItemSelected(item: MenuItem): Boolean {
         when (item.itemId) {
+            R.id.menu_rss_refresh -> viewModel.refresh()
             R.id.menu_rss_star -> viewModel.favorite()
             R.id.menu_share_it -> viewModel.rssArticle?.let {
                 share(it.link)

app/src/main/java/io/legado/app/ui/rss/read/ReadRssViewModel.kt

@@ -47,8 +47,7 @@ class ReadRssViewModel(application: Application) : BaseViewModel(application),
                 rssSource = appDb.rssSourceDao.getByKey(origin)
                 if (link != null) {
                     rssStar = appDb.rssStarDao.get(origin, link)
-                    rssArticle = appDb.rssArticleDao.get(origin, link)
-                    //rssArticle = rssStar?.toRssArticle() ?: appDb.rssArticleDao.get(origin, link)
+                    rssArticle = rssStar?.toRssArticle() ?: appDb.rssArticleDao.get(origin, link)
                     rssArticle?.let { rssArticle ->
                         if (!rssArticle.description.isNullOrBlank()) {
                             contentLiveData.postValue(rssArticle.description!!)
@@ -106,6 +105,19 @@ class ReadRssViewModel(application: Application) : BaseViewModel(application),
         }
     }
 
+    fun refresh() {
+        rssArticle?.let { rssArticle ->
+            rssSource?.let {
+                val ruleContent = it.ruleContent
+                if (!ruleContent.isNullOrBlank()) {
+                    loadContent(rssArticle, ruleContent)
+                } else {
+                    loadUrl(rssArticle.link, rssArticle.origin)
+                }
+            } ?: loadUrl(rssArticle.link, rssArticle.origin)
+        }
+    }
+
     fun favorite() {
         execute {
             rssStar?.let {

app/src/main/res/menu/rss_read.xml

@@ -1,6 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
+    <item
+        android:id="@+id/menu_rss_refresh"
+        android:title="@string/refresh"
+        android:icon="@drawable/ic_refresh_black_24dp"
+        app:showAsAction="always" />
 
     <item
         android:id="@+id/menu_rss_star"