up

app/src/main/java/io/legado/app/model/Rss.kt

@@ -0,0 +1,24 @@
+package io.legado.app.model
+
+import io.legado.app.data.entities.RssArticle
+import io.legado.app.data.entities.RssSource
+import io.legado.app.help.coroutine.Coroutine
+import io.legado.app.model.analyzeRule.AnalyzeUrl
+import io.legado.app.model.rss.RssParserByRule
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlin.coroutines.CoroutineContext
+
+object Rss {
+
+    fun getArticles(
+        rssSource: RssSource,
+        scope: CoroutineScope = Coroutine.DEFAULT,
+        context: CoroutineContext = Dispatchers.IO
+    ): Coroutine<MutableList<RssArticle>> {
+        return Coroutine.async(scope, context) {
+            val response = AnalyzeUrl(rssSource.sourceUrl).getResponseAsync().await()
+            RssParserByRule.parseXML(response, rssSource)
+        }
+    }
+}

app/src/main/java/io/legado/app/model/rss/RssParserByRule.kt

@@ -1,18 +1,28 @@
 package io.legado.app.model.rss
 
+import io.legado.app.App
+import io.legado.app.R
 import io.legado.app.data.entities.RssArticle
 import io.legado.app.data.entities.RssSource
 import io.legado.app.model.analyzeRule.AnalyzeRule
-import org.xmlpull.v1.XmlPullParserException
-import java.io.IOException
+import retrofit2.Response
 
 object RssParserByRule {
 
-    @Throws(XmlPullParserException::class, IOException::class)
-    fun parseXML(xml: String, rssSource: RssSource): MutableList<RssArticle> {
-
+    @Throws(Exception::class)
+    fun parseXML(response: Response<String>, rssSource: RssSource): MutableList<RssArticle> {
         val articleList = mutableListOf<RssArticle>()
 
+        val xml = response.body()
+        if (xml.isNullOrBlank()) {
+            throw Exception(
+                App.INSTANCE.getString(
+                    R.string.error_get_web_content,
+                    rssSource.sourceUrl
+                )
+            )
+        }
+
         val analyzeRule = AnalyzeRule()
         analyzeRule.setContent(xml)
 

app/src/main/java/io/legado/app/ui/rss/article/RssArticlesViewModel.kt

@@ -4,9 +4,8 @@ import android.app.Application
 import androidx.lifecycle.MutableLiveData
 import io.legado.app.App
 import io.legado.app.base.BaseViewModel
-import io.legado.app.model.analyzeRule.AnalyzeUrl
-import io.legado.app.model.rss.RssParser
-import io.legado.app.model.rss.RssParserByRule
+import io.legado.app.data.entities.RssSource
+import io.legado.app.model.Rss
 
 
 class RssArticlesViewModel(application: Application) : BaseViewModel(application) {
@@ -15,20 +14,16 @@ class RssArticlesViewModel(application: Application) : BaseViewModel(application
 
     fun loadContent(url: String, onFinally: () -> Unit) {
         execute {
-            val rssSource = App.db.rssSourceDao().getByKey(url)
-            rssSource?.let {
+            var rssSource = App.db.rssSourceDao().getByKey(url)
+            if (rssSource == null) {
+                rssSource = RssSource(sourceUrl = url)
+            } else {
                 titleLiveData.postValue(rssSource.sourceName)
             }
-            AnalyzeUrl(url).getResponseAsync().await().body()?.let { xml ->
-                if (rssSource == null || rssSource.ruleArticles.isNullOrBlank()) {
-                    RssParser.parseXML(xml, url).let {
+            Rss.getArticles(rssSource, this).onSuccess {
+                it?.let {
                     App.db.rssArtivleDao().insert(*it.toTypedArray())
                 }
-                } else {
-                    RssParserByRule.parseXML(xml, rssSource).let {
-                        App.db.rssArtivleDao().insert(*it.toTypedArray())
-                    }
-                }
             }
         }.onFinally {
             onFinally()