PHP code example of guthand-com / json-rpc

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

guthand-com / json-rpc example snippets

use JsonRPC\Server;

$server = new Server();
$server->getProcedureHandler()
    ->withCallback('addition', function ($a, $b) {
        return $a + $b;
    })
    ->withCallback('random', function ($start, $end) {
        return mt_rand($start, $end);
    })
;

echo $server->execute();

use JsonRPC\Server;

$callbacks = array(
    'getA' => function() { return 'A'; },
    'getB' => function() { return 'B'; },
    'getC' => function() { return 'C'; }
);

$server = new Server();
$server->getProcedureHandler()->withCallbackArray($callbacks);

echo $server->execute();

use JsonRPC\Server;

class Api
{
    public function doSomething($arg1, $arg2 = 3)
    {
        return $arg1 + $arg2;
    }
}

$server = new Server();
$procedureHandler = $server->getProcedureHandler();

// Bind the method Api::doSomething() to the procedure myProcedure
$procedureHandler->withClassAndMethod('myProcedure', 'Api', 'doSomething');

// Use a class instance instead of the class name
$procedureHandler->withClassAndMethod('mySecondProcedure', new Api, 'doSomething');

// The procedure and the method are the same
$procedureHandler->withClassAndMethod('doSomething', 'Api');

// Attach the class, the client will be able to call directly Api::doSomething()
$procedureHandler->withObject(new Api());

echo $server->execute();

use JsonRPC\Server;

class MathApi
{
    public function addition($arg1, $arg2)
    {
        return $arg1 + $arg2;
    }

    public function subtraction($arg1, $arg2)
    {
        return $arg1 - $arg2;
    }

    public function multiplication($arg1, $arg2)
    {
        return $arg1 * $arg2;
    }

    public function division($arg1, $arg2)
    {
        return $arg1 / $arg2;
    }
}

$callbacks = array(
    'addition'       => array( 'MathApi', addition ),
    'subtraction'    => array( 'MathApi', subtraction ),
    'multiplication' => array( 'MathApi', multiplication ),
    'division'       => array( 'MathApi', division )
);

$server = new Server();
$server->getProcedureHandler()->withClassAndMethodArray($callbacks);

echo $server->execute();

use JsonRPC\Server;
use JsonRPC\MiddlewareInterface;
use JsonRPC\Exception\AuthenticationFailureException;

class Api
{
    public function doSomething($arg1, $arg2 = 3)
    {
        return $arg1 + $arg2;
    }
}

class MyMiddleware implements MiddlewareInterface
{
    public function execute($username, $password, $procedureName)
    {
        if ($username !== 'foobar') {
            throw new AuthenticationFailureException('Wrong credentials!');
        }
    }
}

$server = new Server();
$server->getMiddlewareHandler()->withMiddleware(new MyMiddleware());
$server->getProcedureHandler()->withObject(new Api());
echo $server->execute();

use JsonRPC\Client;

$client = new Client('http://localhost/server.php');
$result = $client->execute('addition', [3, 5]);

use JsonRPC\Client;

$client = new Client('http://localhost/server.php');
$result = $client->execute('random', ['end' => 10, 'start' => 1]);

use JsonRPC\Client;

$client = new Client('http://localhost/server.php');
$result = $client->random(50, 100);

$result = $client->random(['end' => 10, 'start' => 1]);

use JsonRPC\Client;

$client = new Client('http://localhost/server.php');

$results = $client->batch()
                  ->foo(['arg1' => 'bar'])
                  ->random(1, 100)
                  ->add(4, 3)
                  ->execute('add', [2, 5])
                  ->send();

print_r($results);

use JsonRPC\Client;

$client = new Client('http://localhost/server.php');
$client->getHttpClient()->withDebug();

use JsonRPC\Server;

$server = new Server;

// IP client restrictions
$server->allowHosts(['192.168.0.1', '127.0.0.1']);

[...]

// Return the response to the client
echo $server->execute();

use JsonRPC\Server;

$server = new Server;

// List of users to allow
$server->authentication(['user1' => 'password1', 'user2' => 'password2']);

[...]

// Return the response to the client
echo $server->execute();

use JsonRPC\Client;

$client = new Client('http://localhost/server.php');
$client->getHttpClient()
    ->withUsername('Foo')
    ->withPassword('Bar');

use JsonRPC\Server;

$server = new Server();
$server->setAuthenticationHeader('X-Authentication');
$server->authentication(['myusername' => 'mypassword']);

use JsonRPC\Server;
class MyException1 extends Exception {};
class MyException2 extends Exception {};

$server = new Server();

// Exceptions that should NOT be relayed to the client, if they occurs
$server
    ->withLocalException('MyException1')
    ->withLocalException('MyException2')
;

[...]

echo $server->execute();

$client = new Client();
$client->getHttpClient()->withBeforeRequestCallback(function(HttpClient $client, $payload) {
    $client->withHeaders(array('Content-Length: '.strlen($payload)));
});

$client->myProcedure(123);