/home/kueuepay/www/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Worksheet/MemoryDrawing.php
<?php

namespace PhpOffice\PhpSpreadsheet\Worksheet;

use GdImage;
use PhpOffice\PhpSpreadsheet\Exception;
use PhpOffice\PhpSpreadsheet\Shared\File;

class MemoryDrawing extends BaseDrawing
{
    // Rendering functions
    const RENDERING_DEFAULT = 'imagepng';
    const RENDERING_PNG = 'imagepng';
    const RENDERING_GIF = 'imagegif';
    const RENDERING_JPEG = 'imagejpeg';

    // MIME types
    const MIMETYPE_DEFAULT = 'image/png';
    const MIMETYPE_PNG = 'image/png';
    const MIMETYPE_GIF = 'image/gif';
    const MIMETYPE_JPEG = 'image/jpeg';

    const SUPPORTED_MIME_TYPES = [
        self::MIMETYPE_GIF,
        self::MIMETYPE_JPEG,
        self::MIMETYPE_PNG,
    ];

    /**
     * Image resource.
     *
     * @var null|GdImage|resource
     */
    private $imageResource;

    /**
     * Rendering function.
     *
     * @var string
     */
    private $renderingFunction;

    /**
     * Mime type.
     *
     * @var string
     */
    private $mimeType;

    /**
     * Unique name.
     *
     * @var string
     */
    private $uniqueName;

    /** @var null|resource */
    private $alwaysNull;

    /**
     * Create a new MemoryDrawing.
     */
    public function __construct()
    {
        // Initialise values
        $this->renderingFunction = self::RENDERING_DEFAULT;
        $this->mimeType = self::MIMETYPE_DEFAULT;
        $this->uniqueName = md5(mt_rand(0, 9999) . time() . mt_rand(0, 9999));
        $this->alwaysNull = null;

        // Initialize parent
        parent::__construct();
    }

    public function __destruct()
    {
        if ($this->imageResource) {
            $rslt = @imagedestroy($this->imageResource);
            // "Fix" for Scrutinizer
            $this->imageResource = $rslt ? null : $this->alwaysNull;
        }
    }

    public function __clone()
    {
        parent::__clone();
        $this->cloneResource();
    }

    private function cloneResource(): void
    {
        if (!$this->imageResource) {
            return;
        }

        $width = (int) imagesx($this->imageResource);
        $height = (int) imagesy($this->imageResource);

        if (imageistruecolor($this->imageResource)) {
            $clone = imagecreatetruecolor($width, $height);
            if (!$clone) {
                throw new Exception('Could not clone image resource');
            }

            imagealphablending($clone, false);
            imagesavealpha($clone, true);
        } else {
            $clone = imagecreate($width, $height);
            if (!$clone) {
                throw new Exception('Could not clone image resource');
            }

            // If the image has transparency...
            $transparent = imagecolortransparent($this->imageResource);
            if ($transparent >= 0) {
                $rgb = imagecolorsforindex($this->imageResource, $transparent);
                if (empty($rgb)) {
                    throw new Exception('Could not get image colors');
                }

                imagesavealpha($clone, true);
                $color = imagecolorallocatealpha($clone, $rgb['red'], $rgb['green'], $rgb['blue'], $rgb['alpha']);
                if ($color === false) {
                    throw new Exception('Could not get image alpha color');
                }

                imagefill($clone, 0, 0, $color);
            }
        }

        //Create the Clone!!
        imagecopy($clone, $this->imageResource, 0, 0, 0, 0, $width, $height);

        $this->imageResource = $clone;
    }

    /**
     * @param resource $imageStream Stream data to be converted to a Memory Drawing
     *
     * @throws Exception
     */
    public static function fromStream($imageStream): self
    {
        $streamValue = stream_get_contents($imageStream);
        if ($streamValue === false) {
            throw new Exception('Unable to read data from stream');
        }

        return self::fromString($streamValue);
    }

    /**
     * @param string $imageString String data to be converted to a Memory Drawing
     *
     * @throws Exception
     */
    public static function fromString(string $imageString): self
    {
        $gdImage = @imagecreatefromstring($imageString);
        if ($gdImage === false) {
            throw new Exception('Value cannot be converted to an image');
        }

        $mimeType = self::identifyMimeType($imageString);
        $renderingFunction = self::identifyRenderingFunction($mimeType);

        $drawing = new self();
        $drawing->setImageResource($gdImage);
        $drawing->setRenderingFunction($renderingFunction);
        $drawing->setMimeType($mimeType);

        return $drawing;
    }

    private static function identifyRenderingFunction(string $mimeType): string
    {
        switch ($mimeType) {
            case self::MIMETYPE_PNG:
                return self::RENDERING_PNG;
            case self::MIMETYPE_JPEG:
                return self::RENDERING_JPEG;
            case self::MIMETYPE_GIF:
                return self::RENDERING_GIF;
        }

        return self::RENDERING_DEFAULT;
    }

    /**
     * @throws Exception
     */
    private static function identifyMimeType(string $imageString): string
    {
        $temporaryFileName = File::temporaryFilename();
        file_put_contents($temporaryFileName, $imageString);

        $mimeType = self::identifyMimeTypeUsingExif($temporaryFileName);
        if ($mimeType !== null) {
            unlink($temporaryFileName);

            return $mimeType;
        }

        $mimeType = self::identifyMimeTypeUsingGd($temporaryFileName);
        if ($mimeType !== null) {
            unlink($temporaryFileName);

            return $mimeType;
        }

        unlink($temporaryFileName);

        return self::MIMETYPE_DEFAULT;
    }

    private static function identifyMimeTypeUsingExif(string $temporaryFileName): ?string
    {
        if (function_exists('exif_imagetype')) {
            $imageType = @exif_imagetype($temporaryFileName);
            $mimeType = ($imageType) ? image_type_to_mime_type($imageType) : null;

            return self::supportedMimeTypes($mimeType);
        }

        return null;
    }

    private static function identifyMimeTypeUsingGd(string $temporaryFileName): ?string
    {
        if (function_exists('getimagesize')) {
            $imageSize = @getimagesize($temporaryFileName);
            if (is_array($imageSize)) {
                $mimeType = $imageSize['mime'] ?? null;

                return self::supportedMimeTypes($mimeType);
            }
        }

        return null;
    }

    private static function supportedMimeTypes(?string $mimeType = null): ?string
    {
        if (in_array($mimeType, self::SUPPORTED_MIME_TYPES, true)) {
            return $mimeType;
        }

        return null;
    }

    /**
     * Get image resource.
     *
     * @return null|GdImage|resource
     */
    public function getImageResource()
    {
        return $this->imageResource;
    }

    /**
     * Set image resource.
     *
     * @param GdImage|resource $value
     *
     * @return $this
     */
    public function setImageResource($value)
    {
        $this->imageResource = $value;

        if ($this->imageResource !== null) {
            // Get width/height
            $this->width = (int) imagesx($this->imageResource);
            $this->height = (int) imagesy($this->imageResource);
        }

        return $this;
    }

    /**
     * Get rendering function.
     *
     * @return string
     */
    public function getRenderingFunction()
    {
        return $this->renderingFunction;
    }

    /**
     * Set rendering function.
     *
     * @param string $value see self::RENDERING_*
     *
     * @return $this
     */
    public function setRenderingFunction($value)
    {
        $this->renderingFunction = $value;

        return $this;
    }

    /**
     * Get mime type.
     *
     * @return string
     */
    public function getMimeType()
    {
        return $this->mimeType;
    }

    /**
     * Set mime type.
     *
     * @param string $value see self::MIMETYPE_*
     *
     * @return $this
     */
    public function setMimeType($value)
    {
        $this->mimeType = $value;

        return $this;
    }

    /**
     * Get indexed filename (using image index).
     */
    public function getIndexedFilename(): string
    {
        $extension = strtolower($this->getMimeType());
        $extension = explode('/', $extension);
        $extension = $extension[1];

        return $this->uniqueName . $this->getImageIndex() . '.' . $extension;
    }

    /**
     * Get hash code.
     *
     * @return string Hash code
     */
    public function getHashCode()
    {
        return md5(
            $this->renderingFunction .
            $this->mimeType .
            $this->uniqueName .
            parent::getHashCode() .
            __CLASS__
        );
    }
}
Path: home/kueuepay/www/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Worksheet
Access Token
Developer
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Get Access Token

Get access token to initiates payment transaction.

Endpoint: POST generate-token
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
Just request to that endpoint with all parameter listed below: 
                    
                        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":"eyJpdiI6InpkczhjTjhQdVhUL2lKQ0pSUUx6aUE9P
SIsInZhbHVlIjoiVGVBTVBDTXltbjNZcEIvdEJveGpTSno3TU5NRUtn
VkhCZ1pHTFNCUnZGQ2UxMnYxN202cEE1YVRDTEFsc0ZERExoTjdtL0dTL2x
oU3QzeUJJOExiMUx5T0w1L0llUXhTUkU1cWVLWEdEbEplb0dKNXcwbTNRM0
VxdkUwYzZuNFdtNkhMQ0pRZysyNWkvdzBxSlBoSVBSOGFTekNnR2RXNHVtc
G9lMGZOTmNCcm1hR3c5Sk9KTnB4Y3ltZDl6cm90MThrR21Ca3B1azc3bXRi
Q0J6SW96UVo1elNkU1ZqeE05bTcwWGp1MEUxWlJFdnNWTmpSbnVpeW92b2U
4dXZkUGgyb1VmK0luaGdyaFlsVTZlcVpVRnZlTG1DeFF6Ykk2T2h6Z3Jzbn
IyNHpNdHowSE5JdDR0Y0pZT20zUm1XYW8iLCJtYWMiOiJlY2M4NGE1OGUzYz
kzYzk0YzljNmVmNjE0YWI0ZDIwOGI3NDQ2YWEyY2ZhNzc0NzE4ZmY1ZmYyMz

                        IyZmQzNDY1IiwidGFnIjoiIn0=",
                        
},
                        
"type": "success"
                        
}
                    
                
                    
                        
**Response: ERROR (400 FAILED)**
                        
{
                        
 "message": {
                        
 "error": [
                        
  "Invalid credentials."
                        
 ]
                        
},
                        
"data": null,
                        
"type": "error"
                        
}
Base URL Initiate Payment