Download and store transcript text (#6797)

ui/chapters/src/main/java/de/danoeh/antennapod/ui/chapters/PodcastIndexTranscriptUtils.java

@@ -0,0 +1,55 @@
+package de.danoeh.antennapod.ui.chapters;
+
+import android.util.Log;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.nio.charset.Charset;
+
+import de.danoeh.antennapod.model.feed.FeedMedia;
+import de.danoeh.antennapod.net.common.AntennapodHttpClient;
+import okhttp3.Request;
+import okhttp3.Response;
+import org.apache.commons.io.IOUtils;
+
+public class PodcastIndexTranscriptUtils {
+
+    private static final String TAG = "PodcastIndexTranscript";
+
+    public static String loadTranscriptFromUrl(String type, String url, boolean forceRefresh) {
+        StringBuilder str = new StringBuilder();
+        Response response = null;
+        try {
+            Log.d(TAG, "Downloading transcript URL " + url.toString());
+            Request request = new Request.Builder().url(url).build();
+            response = AntennapodHttpClient.getHttpClient().newCall(request).execute();
+            if (response.isSuccessful() && response.body() != null) {
+                str.append(response.body().string());
+            }
+        } catch (IOException e) {
+            e.printStackTrace();
+        } finally {
+            if (response != null) {
+                response.close();
+            }
+        }
+        return str.toString();
+    }
+
+    public static void storeTranscript(FeedMedia media, String transcript) {
+        File transcriptFile = new File(media.getTranscriptFileUrl());
+        FileOutputStream ostream = null;
+        try {
+            if (!transcriptFile.exists() && transcriptFile.createNewFile()) {
+                ostream = new FileOutputStream(transcriptFile);
+                ostream.write(transcript.getBytes(Charset.forName("UTF-8")));
+                ostream.close();
+            }
+        } catch (IOException e) {
+            e.printStackTrace();
+        } finally {
+            IOUtils.closeQuietly(ostream);
+        }
+    }
+}