content: package de.danoeh.antennapod.storage.importexport;
  
  import android.content.Context;
  import android.util.Log;
  import de.danoeh.antennapod.model.feed.Feed;
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.Writer;
  import java.util.List;
  import org.apache.commons.io.IOUtils;
  
  /** Writes HTML documents. */
  public class HtmlWriter {
      private static final String TAG = "HtmlWriter";
  
      /**
       * Takes a list of feeds and a writer and writes those into an HTML
       * document.
       */
      public static void writeDocument(List<Feed> feeds, Writer writer, Context context)
              throws IllegalArgumentException, IllegalStateException, IOException {
          Log.d(TAG, "Starting to write document");
  
          InputStream templateStream = context.getAssets().open("html-export-template.html");
          String template = IOUtils.toString(templateStream, "UTF-8");
          template = template.replaceAll("\\{TITLE\\}", "Subscriptions");
          String[] templateParts = template.split("\\{FEEDS\\}");
  
          writer.append(templateParts[0]);
          for (Feed feed : feeds) {
              if (feed.getState() != Feed.STATE_SUBSCRIBED) {
                  continue;
              }
              writer.append("<li><div><img src=\"");
              writer.append(feed.getImageUrl());
              writer.append("\" /><p>");
              writer.append(feed.getTitle());
              writer.append(" <span><a href=\"");
              writer.append(feed.getLink());
              writer.append("\">Website</a> • <a href=\"");
              writer.append(feed.getDownloadUrl());
              writer.append("\">Feed</a></span></p></div></li>\n");
          }
          writer.append(templateParts[1]);
          Log.d(TAG, "Finished writing document");
      }
  }
  