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Update requestDevice step annotations.

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Zakor Gyula 2016-11-11 14:30:09 +01:00 • committed by Attila Dusnoki
parent 315c57f948
commit 89c4219a36
2 changed files with 60 additions and 26 deletions
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13
components/bluetooth/lib.rs
View file

@ -567,6 +567,7 @@ impl BluetoothManager {
fn request_device(&mut self,
options: RequestDeviceoptions,
sender: IpcSender<BluetoothResponseResult>) {
// Step 6.
let mut adapter = get_adapter_or_return_error!(self, sender);
if let Ok(ref session) = adapter.create_discovery_session() {
if session.start_discovery().is_ok() {
@ -577,18 +578,20 @@ impl BluetoothManager {
let _ = session.stop_discovery();
}
// Step 6.
// Note: There is no requiredServiceUUIDS, we scan for all devices.
// Step 7.
// Note: There are no requiredServiceUUIDS, we scan for all devices.
let mut matched_devices = self.get_and_cache_devices(&mut adapter);
// Step 7.
// Step 8.
if !options.is_accepting_all_devices() {
matched_devices = matched_devices.into_iter()
.filter(|d| matches_filters(d, options.get_filters()))
.collect();
}
// Step 8.
// Step 9.
// TODO: After the permission API implementation
// https://w3c.github.io/permissions/#prompt-the-user-to-choose
if let Some(address) = self.select_device(matched_devices, &adapter) {
let device_id = match self.address_to_id.get(&address) {
Some(id) => id.clone(),
@ -610,7 +613,9 @@ impl BluetoothManager {
return drop(sender.send(Ok(BluetoothResponse::RequestDevice(message))));
}
}
// TODO: Step 10-11: Implement the permission API.
return drop(sender.send(Err(BluetoothError::NotFound)));
// Step 12: Missing, because it is optional.
}
fn gatt_server_connect(&mut self, device_id: String, sender: IpcSender<BluetoothResponseResult>) {

73
components/script/dom/bluetooth.rs
View file

@ -78,6 +78,8 @@ impl<Listener: AsyncBluetoothListener + Reflectable> BluetoothResponseListener f
let _ac = JSAutoCompartment::new(promise_cx, promise.reflector().get_jsobject().get());
match response {
Ok(response) => self.receiver.root().handle_response(response, promise_cx, &promise),
// https://webbluetoothcg.github.io/web-bluetooth/#dom-bluetooth-requestdevice
// Step 3-4.
Err(error) => promise.reject_error(promise_cx, Error::from(error)),
}
}
@ -134,7 +136,7 @@ impl Bluetooth {
optional_services: &Option<Vec<BluetoothServiceUUID>>) {
// TODO: Step 1: Triggered by user activation.
// Step 2.2: There is no requiredServiceUUIDS, we scan for all devices.
// Step 2.2: There are no requiredServiceUUIDS, we scan for all devices.
let mut uuid_filters = vec!();
if let &Some(ref filters) = filters {
@ -144,18 +146,20 @@ impl Bluetooth {
return;
}
// Step 2.3: There is no requiredServiceUUIDS, we scan for all devices.
// Step 2.3: There are no requiredServiceUUIDS, we scan for all devices.
// Step 2.4.
for filter in filters {
// Step 2.4.8.
// Step 2.4.1.
match canonicalize_filter(&filter) {
// Step 2.4.2.
Ok(f) => uuid_filters.push(f),
Err(e) => {
p.reject_error(p.global().get_cx(), e);
return;
},
}
// Step 2.4.3: There are no requiredServiceUUIDS, we scan for all devices.
}
}
@ -172,8 +176,8 @@ impl Bluetooth {
};
// Step 2.7.
// Note: What we are doing here is adding the not blacklisted UUIDs to the result vector,
// insted of removing them from an already filled vector.
// Note: What we are doing here, is adding the not blocklisted UUIDs to the result vector,
// instead of removing them from an already filled vector.
if !uuid_is_blocklisted(uuid.as_ref(), Blocklist::All) {
optional_services_uuids.push(uuid);
}
@ -212,8 +216,9 @@ pub fn response_async<T: AsyncBluetoothListener + Reflectable + 'static>(
action_sender
}
// https://webbluetoothcg.github.io/web-bluetooth/#bluetoothlescanfilterinit-canonicalizing
fn canonicalize_filter(filter: &BluetoothLEScanFilterInit) -> Fallible<BluetoothScanfilter> {
// Step 2.4.1.
// Step 1.
if filter.services.is_none() &&
filter.name.is_none() &&
filter.namePrefix.is_none() &&
@ -222,13 +227,13 @@ fn canonicalize_filter(filter: &BluetoothLEScanFilterInit) -> Fallible<Bluetooth
return Err(Type(FILTER_ERROR.to_owned()));
}
// Step 2.4.2: There is no empty canonicalizedFilter member,
// Step 2: There is no empty canonicalizedFilter member,
// we create a BluetoothScanfilter instance at the end of the function.
// Step 2.4.3.
// Step 3.
let services_vec = match filter.services {
Some(ref services) => {
// Step 2.4.3.1.
// Step 3.1.
if services.is_empty() {
return Err(Type(SERVICE_ERROR.to_owned()));
}
@ -236,27 +241,26 @@ fn canonicalize_filter(filter: &BluetoothLEScanFilterInit) -> Fallible<Bluetooth
let mut services_vec = vec!();
for service in services {
// Step 2.4.3.2 - 2.4.3.3.
// Step 3.2 - 3.3.
let uuid = try!(BluetoothUUID::service(service.clone())).to_string();
// Step 2.4.3.4.
// Step 3.4.
if uuid_is_blocklisted(uuid.as_ref(), Blocklist::All) {
return Err(Security)
}
services_vec.push(uuid);
}
// Step 2.4.3.5.
// Step 3.5.
services_vec
// Step 2.4.3.6: There is no requiredServiceUUIDS, we scan for all devices.
},
None => vec!(),
};
// Step 2.4.4.
// Step 4.
let name = match filter.name {
Some(ref name) => {
// Step 2.4.4.1.
// Step 4.1.
// Note: DOMString::len() gives back the size in bytes.
if name.len() > MAX_DEVICE_NAME_LENGTH {
return Err(Type(NAME_TOO_LONG_ERROR.to_owned()));
@ -265,16 +269,16 @@ fn canonicalize_filter(filter: &BluetoothLEScanFilterInit) -> Fallible<Bluetooth
return Err(NotFound);
}
// Step 2.4.4.2.
// Step 4.2.
Some(name.to_string())
},
None => None,
};
// Step 2.4.5.
// Step 5.
let name_prefix = match filter.namePrefix {
Some(ref name_prefix) => {
// Step 2.4.5.1.
// Step 5.1.
if name_prefix.is_empty() {
return Err(Type(NAME_PREFIX_ERROR.to_owned()));
}
@ -285,24 +289,30 @@ fn canonicalize_filter(filter: &BluetoothLEScanFilterInit) -> Fallible<Bluetooth
return Err(NotFound);
}
// Step 2.4.5.2.
// Step 5.2.
name_prefix.to_string()
},
None => String::new(),
};
// Step 2.4.6 - 2.4.7
// Step 6 -7.
let manufacturer_data = match filter.manufacturerData {
Some(ref manufacturer_data_map) => {
// Note: If manufacturer_data_map is empty, that means there are no key values in it.
if manufacturer_data_map.is_empty() {
return Err(Type(MANUFACTURER_DATA_ERROR.to_owned()));
}
let mut map = HashMap::new();
for (key, bdfi) in manufacturer_data_map.iter() {
// Step 7.1-7.2.
let manufacturer_id = match u16::from_str(key.as_ref()) {
Ok(id) => id,
Err(err) => return Err(Type(format!("{} {} {}", KEY_CONVERSION_ERROR, key, err))),
};
// Step 7.3: No need to convert to IDL values since this is only used by native code.
// Step 7.4 -7.5.
map.insert(manufacturer_id, try!(canonicalize_bluetooth_data_filter_init(bdfi)));
}
Some(map)
@ -310,22 +320,33 @@ fn canonicalize_filter(filter: &BluetoothLEScanFilterInit) -> Fallible<Bluetooth
None => None,
};
// Step 2.4.8 -2.4.9
// Step 8-9.
let service_data = match filter.serviceData {
Some(ref service_data_map) => {
// Note: If service_data_map is empty, that means there are no key values in it.
if service_data_map.is_empty() {
return Err(Type(SERVICE_DATA_ERROR.to_owned()));
}
let mut map = HashMap::new();
for (key, bdfi) in service_data_map.iter() {
let service_name = match u32::from_str(key.as_ref()) {
// Step 9.1.
Ok(number) => StringOrUnsignedLong::UnsignedLong(number),
// Step 9.2.
_ => StringOrUnsignedLong::String(key.clone())
};
// Step 9.3-9.4.
let service = try!(BluetoothUUID::service(service_name)).to_string();
// Step 9.5.
if uuid_is_blocklisted(service.as_ref(), Blocklist::All) {
return Err(Security);
}
// Step 9.6: No need to convert to IDL values since this is only used by native code.
// Step 9.7 -9.8.
map.insert(service, try!(canonicalize_bluetooth_data_filter_init(bdfi)));
}
Some(map)
@ -341,14 +362,17 @@ fn canonicalize_filter(filter: &BluetoothLEScanFilterInit) -> Fallible<Bluetooth
fn canonicalize_bluetooth_data_filter_init(bdfi: &BluetoothDataFilterInit) -> Fallible<(Vec<u8>, Vec<u8>)> {
// Step 1.
let data_prefix = bdfi.dataPrefix.clone().unwrap_or(vec![]);
// Step 2.
// If no mask present, mask will be a sequence of 0xFF bytes the same length as dataPrefix.
// Masking dataPrefix with this, leaves dataPrefix untouched.
let mask = bdfi.mask.clone().unwrap_or(vec![0xFF; data_prefix.len()]);
// Step 3.
if mask.len() != data_prefix.len() {
return Err(Type(MASK_LENGTH_ERROR.to_owned()));
}
// Step 4.
Ok((data_prefix, mask))
}
@ -377,9 +401,10 @@ impl BluetoothMethods for Bluetooth {
p.reject_error(p.global().get_cx(), Error::Type(OPTIONS_ERROR.to_owned()));
return p;
}
// Step 2.
self.request_bluetooth_devices(&p, &option.filters, &option.optionalServices);
// TODO(#4282): Step 3-5: Reject and resolve promise.
//Note: Step 3-4. in response function, Step 5. in handle_response function.
return p;
}
@ -390,6 +415,8 @@ impl BluetoothMethods for Bluetooth {
impl AsyncBluetoothListener for Bluetooth {
fn handle_response(&self, response: BluetoothResponse, promise_cx: *mut JSContext, promise: &Rc<Promise>) {
match response {
// https://webbluetoothcg.github.io/web-bluetooth/#request-bluetooth-devices
// Step 13-14.
BluetoothResponse::RequestDevice(device) => {
let mut device_instance_map = self.device_instance_map.borrow_mut();
if let Some(existing_device) = device_instance_map.get(&device.id.clone()) {
@ -405,6 +432,8 @@ impl AsyncBluetoothListener for Bluetooth {
&ad_data,
&self);
device_instance_map.insert(device.id, MutHeap::new(&bt_device));
// https://webbluetoothcg.github.io/web-bluetooth/#dom-bluetooth-requestdevice
// Step 5.
promise.resolve_native(promise_cx, &bt_device);
},
_ => promise.reject_error(promise_cx, Error::Type("Something went wrong...".to_owned())),