Loc-Chain/nearby_connections
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Code Issues Projects Releases Wiki Activity

fixed file rename bug

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This commit is contained in:
Prerak Mann 2019-08-16 01:50:51 +05:30
parent cd7e9bc63d
commit 598544d7d7
5 changed files with 225 additions and 167 deletions
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3
README.md
View File

@ -29,8 +29,9 @@ Add these to AndroidManifest.xml
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
<!-- Optional: only required for FILE payloads -->
<!-- Optional: only required for FILE payloads-->
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
```
Since ACCESS_FINE_LOCATION and READ_EXTERNAL_STORAGE is considered to be dangerous system permissions, in addition to adding them to your manifest, you must request these permissions at runtime.

29
android/src/main/java/com/pkmnapps/nearby_connections/NearbyConnectionsPlugin.java
View File

@ -62,21 +62,36 @@ public class NearbyConnectionsPlugin implements MethodCallHandler {
public void onMethodCall(MethodCall call, final Result result) {
switch (call.method) {
case "checkPermissions":
case "checkLocationPermission":
if (ContextCompat.checkSelfPermission(activity, Manifest.permission.ACCESS_FINE_LOCATION)
!= PackageManager.PERMISSION_GRANTED || ContextCompat.checkSelfPermission(activity, Manifest.permission.ACCESS_COARSE_LOCATION)
!= PackageManager.PERMISSION_GRANTED) {
result.success(false);
} else {
== PackageManager.PERMISSION_GRANTED && ContextCompat.checkSelfPermission(activity, Manifest.permission.ACCESS_COARSE_LOCATION)
== PackageManager.PERMISSION_GRANTED) {
result.success(true);
} else {
result.success(false);
}
break;
case "askPermissions":
case "askLocationPermission":
ActivityCompat.requestPermissions(activity,
new String[]{Manifest.permission.ACCESS_FINE_LOCATION, Manifest.permission.ACCESS_COARSE_LOCATION},
0);
result.success(null);
break;
case "checkExternalStoragePermission":
if (ContextCompat.checkSelfPermission(activity, Manifest.permission.READ_EXTERNAL_STORAGE)
== PackageManager.PERMISSION_GRANTED && ContextCompat.checkSelfPermission(activity, Manifest.permission.WRITE_EXTERNAL_STORAGE)
== PackageManager.PERMISSION_GRANTED) {
result.success(true);
} else {
result.success(false);
}
break;
case "askExternalStoragePermission":
ActivityCompat.requestPermissions(activity,
new String[]{Manifest.permission.READ_EXTERNAL_STORAGE,Manifest.permission.WRITE_EXTERNAL_STORAGE},
0);
result.success(null);
break;
case "stopAdvertising":
Log.d("nearby_connections", "stopAdvertising");
Nearby.getConnectionsClient(activity).stopAdvertising();
@ -358,7 +373,7 @@ public class NearbyConnectionsPlugin implements MethodCallHandler {
assert bytes != null;
args.put("bytes", bytes);
}
else if (payload.getType() == Payload.Type.BYTES) {
else if (payload.getType() == Payload.Type.FILE) {
args.put("filePath", payload.asFile().asJavaFile().getAbsolutePath());
}

3
example/android/app/src/main/AndroidManifest.xml
View File

@ -7,6 +7,9 @@
<uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
<!-- io.flutter.app.FlutterApplication is an android.app.Application that
calls FlutterMain.startInitialization(this); in its onCreate method.
In most cases you can leave this as-is, but you if you want to provide

333
example/lib/main.dart
View File

@ -33,7 +33,7 @@ class Body extends StatefulWidget {
}
class _MyBodyState extends State<Body> {
final String userName = Random().nextInt(1000).toString();
final String userName = Random().nextInt(10000).toString();
final Strategy strategy = Strategy.P2P_STAR;
String cId = "0"; //currently connected device ID
File tempFile; //stores the file being transferred
@ -42,158 +42,185 @@ class _MyBodyState extends State<Body> {
@override
Widget build(BuildContext context) {
return Center(
child: Column(
children: <Widget>[
Wrap(
children: <Widget>[
RaisedButton(
child: Text("checkPermission"),
onPressed: () async {
if (await Nearby().checkPermissions()) {
Scaffold.of(context).showSnackBar(SnackBar(
content: Text("Location permissions granted :)")));
} else {
Scaffold.of(context).showSnackBar(SnackBar(
content: Text("Location permissions not granted :(")));
}
},
),
RaisedButton(
child: Text("askPermission"),
onPressed: () async {
await Nearby().askPermission();
},
),
],
),
Text("User Name: " + userName),
Wrap(
children: <Widget>[
RaisedButton(
child: Text("Start Advertising"),
onPressed: () async {
try {
bool a = await Nearby().startAdvertising(
userName,
strategy,
onConnectionInitiated: (id, info) {
oci(id, info);
},
onConnectionResult: (id, status) {
showSnackbar(status);
},
onDisconnected: (id) {
showSnackbar("Disconnected: "+id);
},
);
showSnackbar(a);
} catch (exception) {
showSnackbar(exception);
}
},
),
RaisedButton(
child: Text("Stop Advertising"),
onPressed: () async {
await Nearby().stopAdvertising();
},
),
],
),
Wrap(
children: <Widget>[
RaisedButton(
child: Text("Start Discovery"),
onPressed: () async {
try {
bool a = await Nearby().startDiscovery(
userName,
strategy,
onEndpointFound: (id, name, serviceId) {
print("in callback");
showModalBottomSheet(
context: context,
builder: (builder) {
return Center(
child: Column(
children: <Widget>[
Text("id: " + id),
Text("Name: " + name),
Text("ServiceId: " + serviceId),
RaisedButton(
child: Text("Request Connection"),
onPressed: () {
Navigator.pop(context);
Nearby().requestConnection(
userName,
id,
onConnectionInitiated: (id, info) {
oci(id, info);
},
onConnectionResult: (id, status) {
showSnackbar(status);
},
onDisconnected: (id) {
showSnackbar(id);
},
);
},
),
],
),
);
},
);
},
onEndpointLost: (id) {
showSnackbar(id);
},
);
showSnackbar(a);
} catch (e) {
showSnackbar(e);
}
},
),
RaisedButton(
child: Text("Stop Discovery"),
onPressed: () async {
await Nearby().stopDiscovery();
},
),
],
),
RaisedButton(
child: Text("Stop All Endpoints"),
onPressed: () async {
await Nearby().stopAllEndpoints();
},
),
RaisedButton(
child: Text("Send Random Bytes Payload"),
onPressed: () async {
String a = Random().nextInt(100).toString();
showSnackbar("Sending $a to $cId");
Nearby().sendBytesPayload(cId, Uint8List.fromList(a.codeUnits));
},
),
RaisedButton(
child: Text("Send File Payload"),
onPressed: () async {
File file =
await ImagePicker.pickImage(source: ImageSource.gallery);
child: Padding(
padding: const EdgeInsets.all(8.0),
child: ListView(
children: <Widget>[
Text("Permissions",),
Wrap(
children: <Widget>[
RaisedButton(
child: Text("checkLocationPermission"),
onPressed: () async {
if (await Nearby().checkLocationPermission()) {
Scaffold.of(context).showSnackBar(SnackBar(
content: Text("Location permissions granted :)")));
} else {
Scaffold.of(context).showSnackBar(SnackBar(
content: Text("Location permissions not granted :(")));
}
},
),
RaisedButton(
child: Text("askLocationPermission"),
onPressed: () async {
await Nearby().askLocationPermission();
},
),
RaisedButton(
child: Text("checkExternalStoragePermission"),
onPressed: () async {
if (await Nearby().checkExternalStoragePermission()) {
Scaffold.of(context).showSnackBar(SnackBar(
content:
Text("External Storage permissions granted :)")));
} else {
Scaffold.of(context).showSnackBar(SnackBar(
content: Text(
"External Storage permissions not granted :(")));
}
},
),
RaisedButton(
child: Text("askExternalStoragePermission"),
onPressed: () async {
await Nearby().askExternalStoragePermission();
},
),
],
),
Divider(),
Text("User Name: " + userName),
Wrap(
children: <Widget>[
RaisedButton(
child: Text("Start Advertising"),
onPressed: () async {
try {
bool a = await Nearby().startAdvertising(
userName,
strategy,
onConnectionInitiated: (id, info) {
oci(id, info);
},
onConnectionResult: (id, status) {
showSnackbar(status);
},
onDisconnected: (id) {
showSnackbar("Disconnected: " + id);
},
);
showSnackbar(a);
} catch (exception) {
showSnackbar(exception);
}
},
),
RaisedButton(
child: Text("Stop Advertising"),
onPressed: () async {
await Nearby().stopAdvertising();
},
),
],
),
Wrap(
children: <Widget>[
RaisedButton(
child: Text("Start Discovery"),
onPressed: () async {
try {
bool a = await Nearby().startDiscovery(
userName,
strategy,
onEndpointFound: (id, name, serviceId) {
print("in callback");
showModalBottomSheet(
context: context,
builder: (builder) {
return Center(
child: Column(
children: <Widget>[
Text("id: " + id),
Text("Name: " + name),
Text("ServiceId: " + serviceId),
RaisedButton(
child: Text("Request Connection"),
onPressed: () {
Navigator.pop(context);
Nearby().requestConnection(
userName,
id,
onConnectionInitiated: (id, info) {
oci(id, info);
},
onConnectionResult: (id, status) {
showSnackbar(status);
},
onDisconnected: (id) {
showSnackbar(id);
},
);
},
),
],
),
);
},
);
},
onEndpointLost: (id) {
showSnackbar(id);
},
);
showSnackbar(a);
} catch (e) {
showSnackbar(e);
}
},
),
RaisedButton(
child: Text("Stop Discovery"),
onPressed: () async {
await Nearby().stopDiscovery();
},
),
],
),
RaisedButton(
child: Text("Stop All Endpoints"),
onPressed: () async {
await Nearby().stopAllEndpoints();
},
),
Divider(),
Text("Sending Data",),
RaisedButton(
child: Text("Send Random Bytes Payload"),
onPressed: () async {
String a = Random().nextInt(100).toString();
showSnackbar("Sending $a to $cId");
Nearby().sendBytesPayload(cId, Uint8List.fromList(a.codeUnits));
},
),
RaisedButton(
child: Text("Send File Payload"),
onPressed: () async {
File file =
await ImagePicker.pickImage(source: ImageSource.gallery);
if (file == null) return;
if (file == null) return;
int payloadId = await Nearby().sendFilePayload(cId, file.path);
showSnackbar("Sending file to $cId");
Nearby().sendBytesPayload(
cId,
Uint8List.fromList(
"$payloadId:${file.path.split('/').last}".codeUnits));
},
),
],
int payloadId = await Nearby().sendFilePayload(cId, file.path);
showSnackbar("Sending file to $cId");
Nearby().sendBytesPayload(
cId,
Uint8List.fromList(
"$payloadId:${file.path.split('/').last}".codeUnits));
},
),
],
),
),
);
}
@ -261,10 +288,8 @@ class _MyBodyState extends State<Body> {
showSnackbar(endid + ": FAILED to transfer file");
} else if (payloadTransferUpdate.status ==
PayloadStatus.SUCCESS) {
print(
showSnackbar(
"success, total bytes = ${payloadTransferUpdate.totalBytes}");
showSnackbar(endid +
": SUCCESS in file transfer (file is un-named in downloads) ");
if (map.containsKey(payloadTransferUpdate.id)) {
//rename the file now

22
lib/src/nearby_connections.dart
View File

@ -149,15 +149,29 @@ class Nearby {
///
/// retruns true/false based on location permissions.
/// Discovery cannot be started with insufficient permission
Future<bool> checkPermissions() async => await _channel.invokeMethod(
'checkPermissions',
Future<bool> checkLocationPermission() async => await _channel.invokeMethod(
'checkLocationPermission',
);
/// Convinience method
///
/// Asks location permission
Future<void> askPermission() async => await _channel.invokeMethod(
'askPermissions',
Future<void> askLocationPermission() async => await _channel.invokeMethod(
'askLocationPermission',
);
/// Convinience method
///
/// retruns true/false based on external storage permissions.
Future<bool> checkExternalStoragePermission() async => await _channel.invokeMethod(
'checkExternalStoragePermission',
);
/// Convinience method
///
/// Asks external storage permission, required for file
Future<void> askExternalStoragePermission() async => await _channel.invokeMethod(
'askExternalStoragePermission',
);
/// Start Advertising