Added FeedItem dialog

1 files changed, 306 insertions, 0 deletions

diff --git a/src/de/danoeh/antennapod/dialog/FeedItemDialog.java b/src/de/danoeh/antennapod/dialog/FeedItemDialog.java
new file mode 100644
index 000000000..62c274858
--- /dev/null
+++ b/src/de/danoeh/antennapod/dialog/FeedItemDialog.java
@@ -0,0 +1,306 @@
+package de.danoeh.antennapod.dialog;
+
+import android.app.Dialog;
+import android.content.ActivityNotFoundException;
+import android.content.Context;
+import android.content.Intent;
+import android.content.res.TypedArray;
+import android.net.Uri;
+import android.os.AsyncTask;
+import android.os.Build;
+import android.os.Bundle;
+import android.support.v7.widget.PopupMenu;
+import android.util.Log;
+import android.util.TypedValue;
+import android.view.MenuItem;
+import android.view.View;
+import android.webkit.WebSettings;
+import android.webkit.WebView;
+import android.webkit.WebViewClient;
+import android.widget.ImageButton;
+import android.widget.Toast;
+import de.danoeh.antennapod.BuildConfig;
+import de.danoeh.antennapod.R;
+import de.danoeh.antennapod.adapter.DefaultActionButtonCallback;
+import de.danoeh.antennapod.feed.FeedItem;
+import de.danoeh.antennapod.feed.FeedMedia;
+import de.danoeh.antennapod.preferences.UserPreferences;
+import de.danoeh.antennapod.storage.DBTasks;
+import de.danoeh.antennapod.storage.DBWriter;
+import de.danoeh.antennapod.storage.DownloadRequestException;
+import de.danoeh.antennapod.storage.DownloadRequester;
+import de.danoeh.antennapod.util.QueueAccess;
+import de.danoeh.antennapod.util.ShownotesProvider;
+import de.danoeh.antennapod.util.menuhandler.FeedItemMenuHandler;
+import org.apache.commons.lang3.StringEscapeUtils;
+
+import java.util.Collection;
+import java.util.concurrent.Callable;
+
+/**
+ * Shows information about a specific FeedItem and provides actions like playing, downloading, etc.
+ */
+public class FeedItemDialog extends Dialog {
+    private static final String TAG = "FeedItemDialog";
+
+    private FeedItem item;
+    private QueueAccess queue;
+
+    private View header;
+    private WebView webvDescription;
+    private ImageButton butAction1;
+    private ImageButton butAction2;
+    private ImageButton butMore;
+    private PopupMenu popupMenu;
+
+    public FeedItemDialog(Context context, FeedItem item, QueueAccess queue) {
+        super(context);
+        if (item == null) throw new IllegalArgumentException("item = null");
+        if (queue == null) throw new IllegalArgumentException("queue = null");
+        this.item = item;
+        this.queue = queue;
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.feeditem_dialog);
+
+        header = findViewById(R.id.header);
+        webvDescription = (WebView) findViewById(R.id.webview);
+        butAction1 = (ImageButton) findViewById(R.id.butAction1);
+        butAction2 = (ImageButton) findViewById(R.id.butAction2);
+        butMore = (ImageButton) findViewById(R.id.butMoreActions);
+        popupMenu = new PopupMenu(getContext(), butMore);
+
+        webvDescription.setWebViewClient(new WebViewClient());
+        setTitle(item.getTitle());
+
+        if (UserPreferences.getTheme() == R.style.Theme_AntennaPod_Dark) {
+            if (Build.VERSION.SDK_INT >= 11
+                    && Build.VERSION.SDK_INT <= Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1) {
+                webvDescription.setLayerType(View.LAYER_TYPE_SOFTWARE, null);
+            }
+            webvDescription.setBackgroundColor(getContext().getResources().getColor(
+                    R.color.black));
+        }
+        webvDescription.getSettings().setUseWideViewPort(false);
+        webvDescription.getSettings().setLayoutAlgorithm(
+                WebSettings.LayoutAlgorithm.NARROW_COLUMNS);
+        webvDescription.getSettings().setLoadWithOverviewMode(true);
+        webvDescription.setWebViewClient(new WebViewClient() {
+
+            @Override
+            public boolean shouldOverrideUrlLoading(WebView view, String url) {
+                Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
+                try {
+                    getContext().startActivity(intent);
+                } catch (ActivityNotFoundException e) {
+                    e.printStackTrace();
+                    return false;
+                }
+                return true;
+            }
+        });
+
+        loadDescriptionWebview(item);
+
+        butAction1.setOnClickListener(new View.OnClickListener() {
+                                          DefaultActionButtonCallback actionButtonCallback = new DefaultActionButtonCallback(getContext());
+
+                                          @Override
+
+                                          public void onClick(View v) {
+                                              FeedMedia media = item.getMedia();
+                                              if (media == null) {
+                                                  return;
+                                              }
+                                              actionButtonCallback.onActionButtonPressed(item);
+
+                                          }
+                                      }
+        );
+
+        butAction2.setOnClickListener(new View.OnClickListener()
+
+                                      {
+                                          @Override
+                                          public void onClick(View v) {
+                                              FeedMedia media = item.getMedia();
+                                              if (media == null) {
+                                                  return;
+                                              }
+
+                                              if (!media.isDownloaded()) {
+                                                  DBTasks.playMedia(getContext(), media, true, true, true);
+                                                  dismiss();
+                                              } else {
+                                                  DBWriter.deleteFeedMediaOfItem(getContext(), media.getId());
+                                              }
+                                          }
+                                      }
+        );
+
+        butMore.setOnClickListener(new View.OnClickListener() {
+                                       @Override
+                                       public void onClick(View v) {
+                                           popupMenu.getMenu().clear();
+                                           popupMenu.inflate(R.menu.feeditem_dialog);
+                                           FeedItemMenuHandler.onPrepareMenu(popupMenuInterface, item, true, queue);
+                                           popupMenu.show();
+                                       }
+                                   }
+        );
+
+        popupMenu.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
+                                                 @Override
+                                                 public boolean onMenuItemClick(MenuItem menuItem) {
+
+                                                     try {
+                                                         return FeedItemMenuHandler.onMenuItemClicked(getContext(), menuItem.getItemId(), item);
+                                                     } catch (DownloadRequestException e) {
+                                                         e.printStackTrace();
+                                                         Toast.makeText(getContext(), e.getMessage(), Toast.LENGTH_LONG).show();
+                                                         return true;
+                                                     }
+                                                 }
+                                             }
+        );
+
+        updateMenuAppearance();
+    }
+
+    private final FeedItemMenuHandler.MenuInterface popupMenuInterface = new FeedItemMenuHandler.MenuInterface() {
+        @Override
+        public void setItemVisibility(int id, boolean visible) {
+            MenuItem item = popupMenu.getMenu().findItem(id);
+            if (item != null) {
+                item.setVisible(visible);
+            }
+        }
+    };
+
+    public void updateMenuAppearance() {
+        if (item == null || queue == null) {
+            Log.w(TAG, "UpdateMenuAppearance called while item or queue was null");
+            return;
+        }
+        FeedMedia media = item.getMedia();
+        if (media == null) {
+            header.setVisibility(View.GONE);
+        } else {
+            header.setVisibility(View.VISIBLE);
+            boolean isDownloading = DownloadRequester.getInstance().isDownloadingFile(media);
+            TypedArray drawables = getContext().obtainStyledAttributes(new int[]{R.attr.av_play,
+                    R.attr.av_download, R.attr.action_stream, R.attr.content_discard, R.attr.navigation_cancel});
+
+            if (!media.isDownloaded()) {
+                butAction2.setImageDrawable(drawables.getDrawable(2));
+                butAction2.setContentDescription(getContext().getString(R.string.stream_label));
+            } else {
+                butAction2.setImageDrawable(drawables.getDrawable(3));
+                butAction2.setContentDescription(getContext().getString(R.string.remove_episode_lable));
+            }
+
+            if (isDownloading) {
+                butAction1.setImageDrawable(drawables.getDrawable(4));
+                butAction1.setContentDescription(getContext().getString(R.string.cancel_download_label));
+            } else if (media.isDownloaded()) {
+                butAction1.setImageDrawable(drawables.getDrawable(0));
+                butAction1.setContentDescription(getContext().getString(R.string.play_label));
+            } else {
+                butAction1.setImageDrawable(drawables.getDrawable(1));
+                butAction1.setContentDescription(getContext().getString(R.string.download_label));
+            }
+
+            drawables.recycle();
+        }
+    }
+
+
+    private void loadDescriptionWebview(final ShownotesProvider shownotesProvider) {
+        AsyncTask<Void, Void, Void> loadTask = new AsyncTask<Void, Void, Void>() {
+            String data;
+
+
+            private String applyWebviewStyle(String textColor, String data) {
+                final String WEBVIEW_STYLE = "<html><head><style type=\"text/css\"> * { color: %s; font-family: Helvetica; line-height: 1.3em; font-size: 11pt; } a { font-style: normal; text-decoration: none; font-weight: normal; color: #00A8DF; } img { display: block; margin: 10 auto; max-width: %s; height: auto; } body { margin: %dpx %dpx %dpx %dpx; }</style></head><body>%s</body></html>";
+                final int pageMargin = (int) TypedValue.applyDimension(
+                        TypedValue.COMPLEX_UNIT_DIP, 8, getContext().getResources()
+                                .getDisplayMetrics()
+                );
+                return String.format(WEBVIEW_STYLE, textColor, "100%", pageMargin,
+                        pageMargin, pageMargin, pageMargin, data);
+            }
+
+
+            @Override
+            protected void onPostExecute(Void result) {
+                super.onPostExecute(result);
+                // /webvDescription.loadData(url, "text/html", "utf-8");
+                if (FeedItemDialog.this.isShowing() && webvDescription != null) {
+                    webvDescription.loadDataWithBaseURL(null, data, "text/html",
+                            "utf-8", "about:blank");
+                    if (BuildConfig.DEBUG)
+                        Log.d(TAG, "Webview loaded");
+                }
+            }
+
+
+            @Override
+            protected Void doInBackground(Void... params) {
+                if (BuildConfig.DEBUG)
+                    Log.d(TAG, "Loading Webview");
+                try {
+                    Callable<String> shownotesLoadTask = shownotesProvider.loadShownotes();
+                    final String shownotes = shownotesLoadTask.call();
+
+                    data = StringEscapeUtils.unescapeHtml4(shownotes);
+                    TypedArray res = getContext()
+                            .getTheme()
+                            .obtainStyledAttributes(
+                                    new int[]{android.R.attr.textColorPrimary});
+                    int colorResource = res.getColor(0, 0);
+                    String colorString = String.format("#%06X",
+                            0xFFFFFF & colorResource);
+                    Log.i(TAG, "text color: " + colorString);
+                    res.recycle();
+                    data = applyWebviewStyle(colorString, data);
+
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+                return null;
+            }
+
+        };
+        loadTask.execute();
+    }
+
+    public void setItem(FeedItem item) {
+        if (item == null) throw new IllegalArgumentException("item = null");
+        this.item = item;
+    }
+
+    public void setItemFromCollection(Collection<FeedItem> items) {
+        for (FeedItem item : items) {
+            if (item.getId() == this.item.getId()) {
+                setItem(item);
+                break;
+            }
+        }
+    }
+
+    public void setQueue(QueueAccess queue) {
+        if (queue == null) throw new IllegalArgumentException("queue = null");
+        this.queue = queue;
+    }
+
+    public FeedItem getItem() {
+        return item;
+    }
+
+    public QueueAccess getQueue() {
+        return queue;
+    }
+}