test.php

<?php

chdir(dirname(__DIR__));

require './_autoload.php';
require './_files/initDefaultDatabase.php';


use Zend\Http\Client;
use Zend\Http\Request;

define('DATABASE_URI','http://127.0.0.1:5984/klinai_test_db1/');

echo "<pre>";

$client = new Client();




/////////////////////////
// store 1st

$data = array('foo'=>'bar');

$request = new Request();
if ( isset($data['_id']) ) {
    $id = $data['_id'];
    unset($data['_id']);
    $uri = DATABASE_URI . $id;
} else {
    $id = null;
    $uri = DATABASE_URI;
}
$request->setUri($uri);
$request->setMethod( ($id !== null) ? $request::METHOD_PUT : $request::METHOD_POST);
$request->setContent(json_encode($data));

$request->getHeaders()->addHeaderLine('content-type','application/json');

$response = json_decode($client->send($request)->getContent());

/////////////////////////
// get
$id = $response->id;

$request = new Request();
$request->setUri(DATABASE_URI . $id);
$request->setMethod( $request::METHOD_GET);

$request->getHeaders()->addHeaderLine('content-type','application/json');

$response = json_decode($client->send($request)->getContent());



/////////////////////////
// store 2nd

$data = array('foo'=>'bar');

$request = new Request();
if ( isset($data['_id']) ) {
    $id = $data['_id'];
    unset($data['_id']);
    $uri = DATABASE_URI . $id;
} else {
    $id = null;
    $uri = DATABASE_URI;
}
$request->setUri($uri);
$request->setMethod( ($id !== null ) ? $request::METHOD_PUT : $request::METHOD_POST);
$request->setContent(json_encode($data));

$request->getHeaders()->addHeaderLine('content-type','application/json');
// if we use the toString methode only once we got no error !?!
// $request->getHeaders()->get('content-type')->toString();

$response = json_decode($client->send($request)->getContent());

if ( !property_exists($response,'error') ) {
    echo 'everything ok';
    exit;
}
echo "error: ";
var_dump($response);
echo "</pre>";