Developer
<?php
declare(strict_types=1);
namespace GuzzleHttp\Psr7;
use Psr\Http\Message\StreamInterface;
/**
* Converts Guzzle streams into PHP stream resources.
*
* @see https://www.php.net/streamwrapper
*/
final class StreamWrapper
{
/** @var resource */
public $context;
/** @var StreamInterface */
private $stream;
/** @var string r, r+, or w */
private $mode;
/**
* Returns a resource representing the stream.
*
* @param StreamInterface $stream The stream to get a resource for
*
* @return resource
*
* @throws \InvalidArgumentException if stream is not readable or writable
*/
public static function getResource(StreamInterface $stream)
{
self::register();
if ($stream->isReadable()) {
$mode = $stream->isWritable() ? 'r+' : 'r';
} elseif ($stream->isWritable()) {
$mode = 'w';
} else {
throw new \InvalidArgumentException('The stream must be readable, '
.'writable, or both.');
}
return fopen('guzzle://stream', $mode, false, self::createStreamContext($stream));
}
/**
* Creates a stream context that can be used to open a stream as a php stream resource.
*
* @return resource
*/
public static function createStreamContext(StreamInterface $stream)
{
return stream_context_create([
'guzzle' => ['stream' => $stream],
]);
}
/**
* Registers the stream wrapper if needed
*/
public static function register(): void
{
if (!in_array('guzzle', stream_get_wrappers())) {
stream_wrapper_register('guzzle', __CLASS__);
}
}
public function stream_open(string $path, string $mode, int $options, string &$opened_path = null): bool
{
$options = stream_context_get_options($this->context);
if (!isset($options['guzzle']['stream'])) {
return false;
}
$this->mode = $mode;
$this->stream = $options['guzzle']['stream'];
return true;
}
public function stream_read(int $count): string
{
return $this->stream->read($count);
}
public function stream_write(string $data): int
{
return $this->stream->write($data);
}
public function stream_tell(): int
{
return $this->stream->tell();
}
public function stream_eof(): bool
{
return $this->stream->eof();
}
public function stream_seek(int $offset, int $whence): bool
{
$this->stream->seek($offset, $whence);
return true;
}
/**
* @return resource|false
*/
public function stream_cast(int $cast_as)
{
$stream = clone $this->stream;
$resource = $stream->detach();
return $resource ?? false;
}
/**
* @return array{
* dev: int,
* ino: int,
* mode: int,
* nlink: int,
* uid: int,
* gid: int,
* rdev: int,
* size: int,
* atime: int,
* mtime: int,
* ctime: int,
* blksize: int,
* blocks: int
* }
*/
public function stream_stat(): array
{
static $modeMap = [
'r' => 33060,
'rb' => 33060,
'r+' => 33206,
'w' => 33188,
'wb' => 33188,
];
return [
'dev' => 0,
'ino' => 0,
'mode' => $modeMap[$this->mode],
'nlink' => 0,
'uid' => 0,
'gid' => 0,
'rdev' => 0,
'size' => $this->stream->getSize() ?: 0,
'atime' => 0,
'mtime' => 0,
'ctime' => 0,
'blksize' => 0,
'blocks' => 0,
];
}
/**
* @return array{
* dev: int,
* ino: int,
* mode: int,
* nlink: int,
* uid: int,
* gid: int,
* rdev: int,
* size: int,
* atime: int,
* mtime: int,
* ctime: int,
* blksize: int,
* blocks: int
* }
*/
public function url_stat(string $path, int $flags): array
{
return [
'dev' => 0,
'ino' => 0,
'mode' => 0,
'nlink' => 0,
'uid' => 0,
'gid' => 0,
'rdev' => 0,
'size' => 0,
'atime' => 0,
'mtime' => 0,
'ctime' => 0,
'blksize' => 0,
'blocks' => 0,
];
}
}
Developer
Get access token to initiates payment transaction.
| Parameter | Type | Comments |
|---|---|---|
| client_id | string | Enter merchant API client/primary key |
| secret_id | string | Enter merchant API secret key |
| env | string | Enter merchant API environment |
| merchant_id | string | Enter merchant API merchant id |
Request Example (guzzle)
<?php
require_once('vendor/autoload.php');
$client = new \GuzzleHttp\Client();
$response = $client->request('POST', $base_url. 'v1/generate-token', [
'headers' => [
'accept' => 'application/json',
'content-type' => 'application/json',
],
'form_params' => [
'client_id' => '$client_id',
'secret_id' => 'secret_id',
'env' => 'env',
'merchant_id' => 'merchant_id',
],
]);
echo $response->getBody();
**Response: SUCCESS (200 OK)**
{
"message": {
"success": [
"Successfully token is generated"
]
},
"data": {
"token":"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
IyZmQzNDY1IiwidGFnIjoiIn0=",
},
"type": "success"
}
**Response: ERROR (400 FAILED)**
{
"message": {
"error": [
"Invalid credentials."
]
},
"data": null,
"type": "error"
}