FileSender.java revision 18f1b43e4bb740e7832acc614e83cc334c671d03 
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.support.v4.content.FileProvider;
26import android.content.Intent;
27import android.net.Uri;
28import android.os.SystemProperties;
29import android.util.Patterns;
30
31import java.io.File;
32
33/**
34 * Sends bugreport-y files, adapted from fw/base/packages/Shell's BugreportReceiver.
35 */
36public class FileSender {
37
38    private static final String AUTHORITY = "com.android.traceur.files";
39
40    public static void postCaptureNotification(Context context, File file) {
41        final Notification.Builder builder = new Notification.Builder(context)
42                .setSmallIcon(R.drawable.stat_sys_adb)
43                .setContentTitle("Dumping systrace")
44                .setTicker("Dumping systrace")
45                .setLocalOnly(true)
46                .setDefaults(Notification.DEFAULT_VIBRATE)
47                .setProgress(1, 0, true)
48                .setColor(context.getColor(
49                        com.android.internal.R.color.system_notification_accent_color));
50
51        NotificationManager.from(context).notify(file.getName(), 0, builder.build());
52    }
53
54    public static void postNotification(Context context, File file) {
55        // Files are kept on private storage, so turn into Uris that we can
56        // grant temporary permissions for.
57        final Uri traceUri = getUriForFile(context, file);
58
59        Intent sendIntent = buildSendIntent(context, traceUri);
60        sendIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
61
62        final Notification.Builder builder = new Notification.Builder(context)
63                .setSmallIcon(R.drawable.stat_sys_adb)
64                .setContentTitle("Systrace captured")
65                .setTicker("Systrace captured")
66                .setContentText("Touch to share your systrace")
67                .setContentIntent(PendingIntent.getActivity(
68                        context, traceUri.hashCode(), sendIntent, PendingIntent.FLAG_ONE_SHOT
69                                | PendingIntent.FLAG_CANCEL_CURRENT))
70                .setAutoCancel(true)
71                .setLocalOnly(true)
72                .setDefaults(Notification.DEFAULT_VIBRATE)
73                .setColor(context.getColor(
74                        com.android.internal.R.color.system_notification_accent_color));
75
76        NotificationManager.from(context).notify(file.getName(), 0, builder.build());
77    }
78
79    public static void send(Context context, File file) {
80        // Files are kept on private storage, so turn into Uris that we can
81        // grant temporary permissions for.
82        final Uri traceUri = getUriForFile(context, file);
83
84        Intent sendIntent = buildSendIntent(context, traceUri);
85        sendIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
86
87        context.startActivity(sendIntent);
88    }
89
90    private static Uri getUriForFile(Context context, File file) {
91        return FileProvider.getUriForFile(context, AUTHORITY, file);
92    }
93
94    /**
95     * Build {@link Intent} that can be used to share the given bugreport.
96     */
97    private static Intent buildSendIntent(Context context, Uri traceUri) {
98        final Intent intent = new Intent(Intent.ACTION_SEND);
99        intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
100        intent.addCategory(Intent.CATEGORY_DEFAULT);
101        intent.setType("application/vnd.android.systrace");
102
103        intent.putExtra(Intent.EXTRA_SUBJECT, traceUri.getLastPathSegment());
104        intent.putExtra(Intent.EXTRA_TEXT, SystemProperties.get("ro.build.description"));
105        intent.putExtra(Intent.EXTRA_STREAM, traceUri);
106
107        final Account sendToAccount = findSendToAccount(context);
108        if (sendToAccount != null) {
109            intent.putExtra(Intent.EXTRA_EMAIL, new String[] { sendToAccount.name });
110        }
111
112        return intent;
113    }
114
115    /**
116     * Find the best matching {@link Account} based on build properties.
117     */
118    private static Account findSendToAccount(Context context) {
119        final AccountManager am = (AccountManager) context.getSystemService(
120                Context.ACCOUNT_SERVICE);
121
122        String preferredDomain = SystemProperties.get("sendbug.preferred.domain");
123        if (!preferredDomain.startsWith("@")) {
124            preferredDomain = "@" + preferredDomain;
125        }
126
127        final Account[] accounts = am.getAccounts();
128        Account foundAccount = null;
129        for (Account account : accounts) {
130            if (Patterns.EMAIL_ADDRESS.matcher(account.name).matches()) {
131                if (!preferredDomain.isEmpty()) {
132                    // if we have a preferred domain and it matches, return; otherwise keep
133                    // looking
134                    if (account.name.endsWith(preferredDomain)) {
135                        return account;
136                    } else {
137                        foundAccount = account;
138                    }
139                    // if we don't have a preferred domain, just return since it looks like
140                    // an email address
141                } else {
142                    return account;
143                }
144            }
145        }
146        return foundAccount;
147    }
148}
149