FileSender.java revision a6b5cfd81be99321e875534e4b51c35ce7bbd729 
1/*
2 * Copyright (C) 2015 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License
15 */
16
17package com.android.traceur;
18
19import android.accounts.Account;
20import android.accounts.AccountManager;
21import android.app.Notification;
22import android.app.NotificationManager;
23import android.app.PendingIntent;
24import android.content.Context;
25import android.content.Intent;
26import android.net.Uri;
27import android.os.SystemProperties;
28import android.util.Patterns;
29
30import java.io.File;
31
32/**
33 * Sends bugreport-y files, adapted from fw/base/packages/Shell's BugreportReceiver.
34 */
35public class FileSender {
36
37    private static final String AUTHORITY = "com.android.shell";
38
39    public static void postCaptureNotification(Context context, File file) {
40        final Notification.Builder builder = new Notification.Builder(context)
41                .setSmallIcon(R.drawable.stat_sys_adb)
42                .setContentTitle("Dumping systrace")
43                .setTicker("Dumping systrace")
44                .setLocalOnly(true)
45                .setDefaults(Notification.DEFAULT_VIBRATE)
46                .setProgress(1, 0, true)
47                .setColor(context.getColor(
48                        com.android.internal.R.color.system_notification_accent_color));
49
50        NotificationManager.from(context).notify(file.getName(), 0, builder.build());
51    }
52
53    public static void postNotification(Context context, File file) {
54        // Files are kept on private storage, so turn into Uris that we can
55        // grant temporary permissions for.
56        final Uri bugreportUri = getUriForFile(context, file);
57
58        Intent sendIntent = buildSendIntent(context, bugreportUri);
59        sendIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
60
61        final Notification.Builder builder = new Notification.Builder(context)
62                .setSmallIcon(R.drawable.stat_sys_adb)
63                .setContentTitle("Systrace captured")
64                .setTicker("Systrace captured")
65                .setContentText("Touch to share your systrace")
66                .setContentIntent(PendingIntent.getActivity(
67                        context, bugreportUri.hashCode(), sendIntent, PendingIntent.FLAG_ONE_SHOT
68                                | PendingIntent.FLAG_CANCEL_CURRENT))
69                .setAutoCancel(true)
70                .setLocalOnly(true)
71                .setDefaults(Notification.DEFAULT_VIBRATE)
72                .setColor(context.getColor(
73                        com.android.internal.R.color.system_notification_accent_color));
74
75        NotificationManager.from(context).notify(file.getName(), 0, builder.build());
76    }
77
78    public static void send(Context context, File file) {
79        // Files are kept on private storage, so turn into Uris that we can
80        // grant temporary permissions for.
81        final Uri bugreportUri = getUriForFile(context, file);
82
83        Intent sendIntent = buildSendIntent(context, bugreportUri);
84        sendIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
85
86        context.startActivity(sendIntent);
87    }
88
89    private static Uri getUriForFile(Context context, File file) {
90        // Encode the tag and path separately
91        String path = Uri.encode("bugreports") + '/' + Uri.encode(file.getName(), "/");
92        return new Uri.Builder().scheme("content")
93                .authority(AUTHORITY).encodedPath(path).build();
94    }
95
96    /**
97     * Build {@link Intent} that can be used to share the given bugreport.
98     */
99    private static Intent buildSendIntent(Context context, Uri bugreportUri) {
100        final Intent intent = new Intent(Intent.ACTION_SEND);
101        intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
102        intent.addCategory(Intent.CATEGORY_DEFAULT);
103        intent.setType("application/vnd.android.systrace");
104
105        intent.putExtra(Intent.EXTRA_SUBJECT, bugreportUri.getLastPathSegment());
106        intent.putExtra(Intent.EXTRA_TEXT, SystemProperties.get("ro.build.description"));
107        intent.putExtra(Intent.EXTRA_STREAM, bugreportUri);
108
109        final Account sendToAccount = findSendToAccount(context);
110        if (sendToAccount != null) {
111            intent.putExtra(Intent.EXTRA_EMAIL, new String[] { sendToAccount.name });
112        }
113
114        return intent;
115    }
116
117    /**
118     * Find the best matching {@link Account} based on build properties.
119     */
120    private static Account findSendToAccount(Context context) {
121        final AccountManager am = (AccountManager) context.getSystemService(
122                Context.ACCOUNT_SERVICE);
123
124        String preferredDomain = SystemProperties.get("sendbug.preferred.domain");
125        if (!preferredDomain.startsWith("@")) {
126            preferredDomain = "@" + preferredDomain;
127        }
128
129        final Account[] accounts = am.getAccounts();
130        Account foundAccount = null;
131        for (Account account : accounts) {
132            if (Patterns.EMAIL_ADDRESS.matcher(account.name).matches()) {
133                if (!preferredDomain.isEmpty()) {
134                    // if we have a preferred domain and it matches, return; otherwise keep
135                    // looking
136                    if (account.name.endsWith(preferredDomain)) {
137                        return account;
138                    } else {
139                        foundAccount = account;
140                    }
141                    // if we don't have a preferred domain, just return since it looks like
142                    // an email address
143                } else {
144                    return account;
145                }
146            }
147        }
148        return foundAccount;
149    }
150}
151