Trampoline APK installation to use raw file.
Jeff Sharkey [Mon, 19 Aug 2013 21:47:58 +0000 (14:47 -0700)]
PackageInstaller requires raw file:// Uris, and refuses to accept
content:// Uris, so create a trampoline that uses the raw file and
also splices in referrer extras.

Bug: 10391254
Change-Id: I12a06862069479de5dee140d0065479ce79eb494

AndroidManifest.xml
src/com/android/providers/downloads/DownloadStorageProvider.java
src/com/android/providers/downloads/TrampolineActivity.java [new file with mode: 0644]

index 49f039e..cd8aec5 100644 (file)
         <activity android:name=".SizeLimitActivity"
                   android:launchMode="singleTask"
                   android:theme="@style/Theme.Translucent"/>
+
+        <!-- PackageInstaller really wants raw files -->
+        <activity
+            android:name=".TrampolineActivity"
+            android:theme="@android:style/Theme.NoDisplay">
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <data
+                    android:scheme="content"
+                    android:host="com.android.providers.downloads.documents"
+                    android:mimeType="application/vnd.android.package-archive" />
+            </intent-filter>
+        </activity>
     </application>
 </manifest>
index f66f526..b606e65 100644 (file)
@@ -260,7 +260,7 @@ public class DownloadStorageProvider extends ContentProvider {
         }
     }
 
-    private long getDownloadFromDocument(String docId) {
+    public static long getDownloadFromDocument(String docId) {
         return Long.parseLong(docId.substring(docId.indexOf(':') + 1));
     }
 
diff --git a/src/com/android/providers/downloads/TrampolineActivity.java b/src/com/android/providers/downloads/TrampolineActivity.java
new file mode 100644 (file)
index 0000000..a1e9916
--- /dev/null
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2013 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.providers.downloads;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+import android.provider.DocumentsContract;
+
+/**
+ * PackageInstaller really wants raw files.
+ */
+public class TrampolineActivity extends Activity {
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        final Uri documentUri = getIntent().getData();
+        final String docId = DocumentsContract.getDocId(documentUri);
+        final long downloadId = DownloadStorageProvider.getDownloadFromDocument(docId);
+
+        final Intent intent = OpenHelper.buildViewIntent(this, downloadId);
+        startActivity(intent);
+        finish();
+    }
+}