diff options
Diffstat (limited to 'examples/php/route_guide/route_guide_client.php')
| -rw-r--r-- | examples/php/route_guide/route_guide_client.php | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/examples/php/route_guide/route_guide_client.php b/examples/php/route_guide/route_guide_client.php new file mode 100644 index 0000000000..6d9ae58b66 --- /dev/null +++ b/examples/php/route_guide/route_guide_client.php @@ -0,0 +1,205 @@ +<?php +/* + * + * Copyright 2015, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +require dirname(__FILE__) . '/../vendor/autoload.php'; +require dirname(__FILE__) . '/route_guide.php'; + +define('COORD_FACTOR', 1e7); + +$client = new examples\RouteGuideClient( + new Grpc\BaseStub('localhost:50051', [])); + +function printFeature($feature) { + $name = $feature->getName(); + if (!$name) { + $name_str = "no feature"; + } else { + $name_str = "feature called $name"; + } + print 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() { + print "Running GetFeature...\n"; + global $client; + + $point = new examples\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() { + print "Running ListFeatures...\n"; + global $client; + + $lo_point = new examples\Point(); + $hi_point = new examples\Point(); + + $lo_point->setLatitude(400000000); + $lo_point->setLongitude(-750000000); + $hi_point->setLatitude(420000000); + $hi_point->setLongitude(-730000000); + + $rectangle = new examples\Rectangle(); + $rectangle->setLo($lo_point); + $rectangle->setHi($hi_point); + + $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() { + print "Running RecordRoute...\n"; + global $client, $argv; + + $db = json_decode(file_get_contents($argv[1]), true); + $points_iter = function($db) { + $num_points_in_db = count($db); + $num_points = 10; + for ($i = 0; $i < $num_points; $i++) { + $point = new examples\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); + print 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)); + yield $point; + } + }; + // $points_iter is an iterator simulating client streaming + list($route_summary, $status) = + $client->RecordRoute($points_iter($db))->wait(); + print 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() { + print "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 examples\Point(); + $point->setLatitude($lat = $n[0]); + $point->setLongitude($long = $n[1]); + + $route_note = new examples\RouteNote(); + $route_note->setLocation($point); + $route_note->setMessage($message = $n[2]); + + print 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()) { + print 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])) { + print "Usage: php -d extension=grpc.so route_guide_client.php " . + "<path to route_guide_db.json>\n"; + exit(1); +} +main(); |