| <?php |
| /* |
| * |
| * Copyright 2015 gRPC authors. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| */ |
| |
| // php:generate protoc --proto_path=./../../protos --php_out=./ --grpc_out=./ --plugin=protoc-gen-grpc=./../../../bins/opt/grpc_php_plugin ./../../protos/route_guide.proto |
| |
| require dirname(__FILE__).'/../vendor/autoload.php'; |
| |
| define('COORD_FACTOR', 1e7); |
| |
| $client = new Routeguide\RouteGuideClient('localhost:50051', [ |
| 'credentials' => Grpc\ChannelCredentials::createInsecure(), |
| ]); |
| |
| function printFeature($feature) |
| { |
| $name = $feature->getName(); |
| if (!$name) { |
| $name_str = 'no feature'; |
| } else { |
| $name_str = "feature called $name"; |
| } |
| echo sprintf( |
| "Found %s \n at %f, %f\n", |
| $name_str, |
| $feature->getLocation()->getLatitude() / COORD_FACTOR, |
| $feature->getLocation()->getLongitude() / COORD_FACTOR |
| ); |
| } |
| |
| /** |
| * Run the getFeature demo. Calls getFeature with a point known to have a |
| * feature and a point known not to have a feature. |
| */ |
| function runGetFeature() |
| { |
| echo "Running GetFeature...\n"; |
| global $client; |
| |
| $point = new Routeguide\Point(); |
| $points = array( |
| array(409146138, -746188906), |
| array(0, 0), |
| ); |
| |
| foreach ($points as $p) { |
| $point->setLatitude($p[0]); |
| $point->setLongitude($p[1]); |
| // make a unary grpc call |
| list($feature, $status) = $client->GetFeature($point)->wait(); |
| printFeature($feature); |
| } |
| } |
| |
| /** |
| * Run the listFeatures demo. Calls listFeatures with a rectangle |
| * containing all of the features in the pre-generated |
| * database. Prints each response as it comes in. |
| */ |
| function runListFeatures() |
| { |
| echo "Running ListFeatures...\n"; |
| global $client; |
| |
| $lo_point = new Routeguide\Point(); |
| $hi_point = new Routeguide\Point(); |
| |
| $lo_point->setLatitude(400000000); |
| $lo_point->setLongitude(-750000000); |
| $hi_point->setLatitude(420000000); |
| $hi_point->setLongitude(-730000000); |
| |
| $rectangle = new Routeguide\Rectangle(); |
| $rectangle->setLo($lo_point); |
| $rectangle->setHi($hi_point); |
| |
| // start the server streaming call |
| $call = $client->ListFeatures($rectangle); |
| // an iterator over the server streaming responses |
| $features = $call->responses(); |
| foreach ($features as $feature) { |
| printFeature($feature); |
| } |
| } |
| |
| /** |
| * Run the recordRoute demo. Sends several randomly chosen points from the |
| * pre-generated feature database with a variable delay in between. Prints |
| * the statistics when they are sent from the server. |
| */ |
| function runRecordRoute() |
| { |
| echo "Running RecordRoute...\n"; |
| global $client, $argv; |
| |
| // start the client streaming call |
| $call = $client->RecordRoute(); |
| |
| $db = json_decode(file_get_contents($argv[1]), true); |
| $num_points_in_db = count($db); |
| $num_points = 10; |
| for ($i = 0; $i < $num_points; ++$i) { |
| $point = new Routeguide\Point(); |
| $index = rand(0, $num_points_in_db - 1); |
| $lat = $db[$index]['location']['latitude']; |
| $long = $db[$index]['location']['longitude']; |
| $feature_name = $db[$index]['name']; |
| $point->setLatitude($lat); |
| $point->setLongitude($long); |
| echo sprintf( |
| "Visiting point %f, %f,\n with feature name: %s\n", |
| $lat / COORD_FACTOR, |
| $long / COORD_FACTOR, |
| $feature_name ? $feature_name : '<empty>' |
| ); |
| usleep(rand(300000, 800000)); |
| $call->write($point); |
| } |
| list($route_summary, $status) = $call->wait(); |
| echo sprintf( |
| "Finished trip with %d points\nPassed %d features\n". |
| "Travelled %d meters\nIt took %d seconds\n", |
| $route_summary->getPointCount(), |
| $route_summary->getFeatureCount(), |
| $route_summary->getDistance(), |
| $route_summary->getElapsedTime() |
| ); |
| } |
| |
| /** |
| * Run the routeChat demo. Send some chat messages, and print any chat |
| * messages that are sent from the server. |
| */ |
| function runRouteChat() |
| { |
| echo "Running RouteChat...\n"; |
| global $client; |
| |
| // start the bidirectional streaming call |
| $call = $client->RouteChat(); |
| |
| $notes = array( |
| array(1, 1, 'first message'), |
| array(1, 2, 'second message'), |
| array(2, 1, 'third message'), |
| array(1, 1, 'fourth message'), |
| array(1, 1, 'fifth message'), |
| ); |
| |
| foreach ($notes as $n) { |
| $point = new Routeguide\Point(); |
| $point->setLatitude($lat = $n[0]); |
| $point->setLongitude($long = $n[1]); |
| |
| $route_note = new Routeguide\RouteNote(); |
| $route_note->setLocation($point); |
| $route_note->setMessage($message = $n[2]); |
| |
| echo sprintf( |
| "Sending message: '%s' at (%d, %d)\n", |
| $message, |
| $lat, |
| $long |
| ); |
| // send a bunch of messages to the server |
| $call->write($route_note); |
| } |
| $call->writesDone(); |
| |
| // read from the server until there's no more |
| while ($route_note_reply = $call->read()) { |
| echo sprintf( |
| "Previous left message at (%d, %d): '%s'\n", |
| $route_note_reply->getLocation()->getLatitude(), |
| $route_note_reply->getLocation()->getLongitude(), |
| $route_note_reply->getMessage() |
| ); |
| } |
| } |
| |
| /** |
| * Run all of the demos in order. |
| */ |
| function main() |
| { |
| runGetFeature(); |
| runListFeatures(); |
| runRecordRoute(); |
| runRouteChat(); |
| } |
| |
| if (empty($argv[1])) { |
| echo 'Usage: php -d extension=grpc.so route_guide_client.php '. |
| "<path to route_guide_db.json>\n"; |
| exit(1); |
| } |
| main(); |