/
PermissionsHelper.java
215 lines (182 loc) · 8.2 KB
/
PermissionsHelper.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
/*
We need this class to ensure back compatibility.
It's only used in Exponent class.
*/
package host.exp.exponent.utils;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.pm.PackageManager;
import android.os.Build;
import androidx.core.content.ContextCompat;
import java.util.ArrayList;
import java.util.List;
import javax.inject.Inject;
import host.exp.exponent.di.NativeModuleDepsProvider;
import host.exp.exponent.kernel.ExperienceId;
import host.exp.exponent.kernel.services.ExpoKernelServiceRegistry;
import host.exp.expoview.Exponent;
import host.exp.expoview.R;
// TODO: remove once SDK 35 is deprecated
public class PermissionsHelper {
@Inject
ExpoKernelServiceRegistry mExpoKernelServiceRegistry;
private static final int EXPONENT_PERMISSIONS_REQUEST = 13;
private Exponent.PermissionsListener mPermissionsListener;
private ExperienceId mExperienceId;
private String mExperienceName;
private boolean mExperiencePermissionsGranted = true;
private List<String> mPermissionsToRequestGlobally = new ArrayList<>();
private List<String> mPermissionsToRequestPerExperience = new ArrayList<>();
private int mPermissionsAskedCount = 0;
public PermissionsHelper(ExperienceId experienceId) {
NativeModuleDepsProvider.getInstance().inject(PermissionsHelper.class, this);
mExperienceId = experienceId;
}
public boolean getPermissions(String permissions) {
Activity activity = Exponent.getInstance().getCurrentActivity();
return (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(activity, permissions) == PackageManager.PERMISSION_GRANTED) &&
mExpoKernelServiceRegistry.getPermissionsKernelService().hasGrantedPermissions(permissions, mExperienceId);
}
public boolean requestPermissions(Exponent.PermissionsListener listener, String[] permissions,
String experienceName) {
Activity activity = Exponent.getInstance().getCurrentActivity();
if (activity == null) {
return false;
}
boolean isGranted = true;
mExperienceName = experienceName;
List<String> permissionsToExplain = new ArrayList<>();
for (String permission : permissions) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M &&
/* check for global permission */ activity.checkSelfPermission(permission) != PackageManager.PERMISSION_GRANTED) {
isGranted = false;
mPermissionsToRequestGlobally.add(permission);
if (activity.shouldShowRequestPermissionRationale(permission)) {
permissionsToExplain.add(permission);
}
} else if (mExperienceId != null &&
!mExpoKernelServiceRegistry.getPermissionsKernelService().hasGrantedPermissions(permission, mExperienceId)) {
isGranted = false;
mPermissionsToRequestPerExperience.add(permission);
}
}
if (isGranted) {
listener.permissionsGranted();
return true;
}
// TODO: explain why this experience needs permissionsToExplain
mPermissionsAskedCount = mPermissionsToRequestPerExperience.size();
mPermissionsListener = listener;
if (!mPermissionsToRequestPerExperience.isEmpty()) {
showPermissionsDialogForExperience(mPermissionsToRequestPerExperience.get(mPermissionsAskedCount - 1));
} else if (!mPermissionsToRequestGlobally.isEmpty() && Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
activity.requestPermissions(mPermissionsToRequestGlobally.toArray(new String[mPermissionsToRequestGlobally.size()]),
EXPONENT_PERMISSIONS_REQUEST);
}
return true;
}
public void onRequestPermissionsResult(int requestCode, String permissions[], int[] grantResults) {
if (requestCode == EXPONENT_PERMISSIONS_REQUEST) {
if (mPermissionsListener == null) {
// sometimes onRequestPermissionsResult is called multiple times if the first permission
// is rejected...
return;
}
boolean isGranted = false;
if (grantResults.length > 0) {
isGranted = true;
for (int i = 0; i < grantResults.length; i++) {
int result = grantResults[i];
if (result != PackageManager.PERMISSION_GRANTED) {
isGranted = false;
break;
} else if (mExperienceId != null) {
mExpoKernelServiceRegistry.getPermissionsKernelService().grantScopedPermissions(permissions[i], mExperienceId);
}
}
}
if (isGranted && mExperiencePermissionsGranted) {
mPermissionsListener.permissionsGranted();
} else {
mPermissionsListener.permissionsDenied();
}
mPermissionsListener = null;
} else {
if (Build.VERSION.SDK_INT > Build.VERSION_CODES.M) {
Exponent.getInstance().getCurrentActivity()
.onRequestPermissionsResult(requestCode, permissions, grantResults);
}
}
}
private void showPermissionsDialogForExperience(String permission) {
Activity activity = Exponent.getInstance().getCurrentActivity();
AlertDialog.Builder builder = new AlertDialog.Builder(activity);
PermissionsDialogOnClickListener onClickListener = new PermissionsDialogOnClickListener(permission);
builder.setMessage(activity.getString(
R.string.experience_needs_permissions,
mExperienceName,
activity.getString(permissionToResId(permission))))
.setPositiveButton(R.string.allow_experience_permissions, onClickListener)
.setNegativeButton(R.string.deny_experience_permissions, onClickListener).show();
}
private int permissionToResId(String permission) {
switch (permission) {
case android.Manifest.permission.CAMERA:
return R.string.perm_camera;
case android.Manifest.permission.READ_CONTACTS:
return R.string.perm_contacts_read;
case android.Manifest.permission.WRITE_CONTACTS:
return R.string.perm_contacts_write;
case android.Manifest.permission.READ_EXTERNAL_STORAGE:
return R.string.perm_camera_roll_read;
case android.Manifest.permission.WRITE_EXTERNAL_STORAGE:
return R.string.perm_camera_roll_write;
case android.Manifest.permission.RECORD_AUDIO:
return R.string.perm_audio_recording;
case android.provider.Settings.ACTION_MANAGE_WRITE_SETTINGS:
return R.string.perm_system_brightness;
case android.Manifest.permission.READ_CALENDAR:
return R.string.perm_calendar_read;
case android.Manifest.permission.WRITE_CALENDAR:
return R.string.perm_calendar_write;
case android.Manifest.permission.ACCESS_FINE_LOCATION:
return R.string.perm_fine_location;
case android.Manifest.permission.ACCESS_COARSE_LOCATION:
return R.string.perm_coarse_location;
default:
return -1;
}
}
private class PermissionsDialogOnClickListener implements DialogInterface.OnClickListener {
private String mPermission;
PermissionsDialogOnClickListener(String permission) {
mPermission = permission;
}
@Override
public void onClick(DialogInterface dialog, int which) {
mPermissionsAskedCount -= 1;
switch (which) {
case DialogInterface.BUTTON_POSITIVE:
mExpoKernelServiceRegistry.getPermissionsKernelService().grantScopedPermissions(mPermission, mExperienceId);
break;
case DialogInterface.BUTTON_NEGATIVE:
mExpoKernelServiceRegistry.getPermissionsKernelService().revokeScopedPermissions(mPermission, mExperienceId);
mExperiencePermissionsGranted = false;
break;
}
if (mPermissionsAskedCount > 0) {
showPermissionsDialogForExperience(mPermissionsToRequestPerExperience.get(mPermissionsAskedCount - 1));
// hello compiler - second part of 'if' is necessary
} else if (!mPermissionsToRequestGlobally.isEmpty() && Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
Exponent.getInstance().getCurrentActivity()
.requestPermissions(mPermissionsToRequestGlobally.toArray(new String[mPermissionsToRequestGlobally.size()]),
EXPONENT_PERMISSIONS_REQUEST);
} else if (mExperiencePermissionsGranted) {
mPermissionsListener.permissionsGranted();
} else {
mPermissionsListener.permissionsDenied();
}
}
}
}