1 files changed, 153 insertions, 0 deletions
diff --git a/src/com/android/launcher3/CommonAppTypeParser.java b/src/com/android/launcher3/CommonAppTypeParser.java
new file mode 100644
index 000000000..5314ecff1
--- /dev/null
+++ b/src/com/android/launcher3/CommonAppTypeParser.java
@@ -0,0 +1,153 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3;
+
+import android.content.ContentValues;
+import android.content.Context;
+import android.content.Intent;
+import android.content.res.XmlResourceParser;
+import android.database.sqlite.SQLiteDatabase;
+import android.util.Log;
+
+import com.android.launcher3.AutoInstallsLayout.LayoutParserCallback;
+import com.android.launcher3.LauncherSettings.Favorites;
+import com.android.launcher3.backup.BackupProtos.Favorite;
+import com.android.launcher3.util.Thunk;
+
+import org.xmlpull.v1.XmlPullParserException;
+
+import java.io.IOException;
+
+/**
+ * A class that parses content values corresponding to some common app types.
+ */
+public class CommonAppTypeParser implements LayoutParserCallback {
+    private static final String TAG = "CommonAppTypeParser";
+
+    // Including TARGET_NONE
+    public static final int SUPPORTED_TYPE_COUNT = 7;
+
+    private static final int RESTORE_FLAG_BIT_SHIFT = 4;
+
+
+    private final long mItemId;
+    @Thunk final int mResId;
+    @Thunk final Context mContext;
+
+    ContentValues parsedValues;
+    Intent parsedIntent;
+    String parsedTitle;
+
+    public CommonAppTypeParser(long itemId, int itemType, Context context) {
+        mItemId = itemId;
+        mContext = context;
+        mResId = getResourceForItemType(itemType);
+    }
+
+    @Override
+    public long generateNewItemId() {
+        return mItemId;
+    }
+
+    @Override
+    public long insertAndCheck(SQLiteDatabase db, ContentValues values) {
+        parsedValues = values;
+
+        // Remove unwanted values
+        values.put(Favorites.ICON_TYPE, (Integer) null);
+        values.put(Favorites.ICON_PACKAGE, (String) null);
+        values.put(Favorites.ICON_RESOURCE, (String) null);
+        values.put(Favorites.ICON, (byte[]) null);
+        return 1;
+    }
+
+    /**
+     * Tries to find a suitable app to the provided app type.
+     */
+    public boolean findDefaultApp() {
+        if (mResId == 0) {
+            return false;
+        }
+
+        parsedIntent = null;
+        parsedValues = null;
+        new MyLayoutParser().parseValues();
+        return (parsedValues != null) && (parsedIntent != null);
+    }
+
+    private class MyLayoutParser extends DefaultLayoutParser {
+
+        public MyLayoutParser() {
+            super(CommonAppTypeParser.this.mContext, null, CommonAppTypeParser.this,
+                    CommonAppTypeParser.this.mContext.getResources(), mResId, TAG_RESOLVE, 0);
+        }
+
+        @Override
+        protected long addShortcut(String title, Intent intent, int type) {
+            if (type == Favorites.ITEM_TYPE_APPLICATION) {
+                parsedIntent = intent;
+                parsedTitle = title;
+            }
+            return super.addShortcut(title, intent, type);
+        }
+
+        public void parseValues() {
+            XmlResourceParser parser = mSourceRes.getXml(mLayoutId);
+            try {
+                beginDocument(parser, mRootTag);
+                new ResolveParser().parseAndAdd(parser);
+            } catch (IOException | XmlPullParserException e) {
+                Log.e(TAG, "Unable to parse default app info", e);
+            }
+            parser.close();
+        }
+    }
+
+    public static int getResourceForItemType(int type) {
+        switch (type) {
+            case Favorite.TARGET_PHONE:
+                return R.xml.app_target_phone;
+
+            case Favorite.TARGET_MESSENGER:
+                return R.xml.app_target_messenger;
+
+            case Favorite.TARGET_EMAIL:
+                return R.xml.app_target_email;
+
+            case Favorite.TARGET_BROWSER:
+                return R.xml.app_target_browser;
+
+            case Favorite.TARGET_GALLERY:
+                return R.xml.app_target_gallery;
+
+            case Favorite.TARGET_CAMERA:
+                return R.xml.app_target_camera;
+
+            default:
+                return 0;
+        }
+    }
+
+    public static int encodeItemTypeToFlag(int itemType) {
+        return itemType << RESTORE_FLAG_BIT_SHIFT;
+    }
+
+    public static int decodeItemTypeFromFlag(int flag) {
+        return (flag & ShortcutInfo.FLAG_RESTORED_APP_TYPE) >> RESTORE_FLAG_BIT_SHIFT;
+    }
+
+}