/**
* Get singleton instance
*
* @access public
* @return \JonnyW\PhantomJs\Client
*/
public static function getInstance($params = [])
{
if (!self::$instance instanceof ServiceContainer) {
self::$instance = new ServiceContainer();
self::$instance->load($params);
}
return self::$instance;
}
require '../vendor/autoload.php';
use JonnyW\PhantomJs\Client;
use JonnyW\PhantomJs\DependencyInjection\ServiceContainer;
// Create a file with a custom name
// e.g. custom_procedure.proc and save it
// somewhere. Set the parameters below to
// the name of your file and the location of
// your file. You can have many files in the
// same location and you only need to create
// 1 procedure loader with the path to your
// files. The only restriction is the extension
// your files must be .proc
$fileName = 'custom_procedure';
$filePath = '/path/to/your/procedure/';
$serviceContainer = ServiceContainer::getInstance();
$procedureLoaderFactory = $serviceContainer->get('procedure_loader_factory');
$procedureLoader = $procedureLoaderFactory->createProcedureLoader($filePath);
// Set the path to your custom procedure(s)
$client = Client::getInstance();
$client->getProcedureLoader()->addLoader($procedureLoader);
// Add new loader with path to you procedures to the chain loader
$request = $client->getMessageFactory()->createRequest();
$response = $client->getMessageFactory()->createResponse();
$request->setType($fileName);
// Set the request type to the name of your procedure you want to execute for this request
$client->send($request, $response);
var_dump($response);
// If your debug log contains 'SyntaxError: Parse error'
// then your custom procedure has a javascript error. Try
// setting $client->debug(true) before making your request
/**
* getProcedure function.
*
* @access protected
* @param string $id
* @return \JonnyW\PhantomJs\Procedure\ProcedureInterface
*/
protected function getProcedure($id)
{
return ServiceContainer::getInstance()->get('procedure_loader')->load($id);
}
/**
* Get client instance.
*
* @return \JonnyW\PhantomJs\Client
*/
protected function getClient()
{
$serviceContainer = ServiceContainer::getInstance();
$client = new Client($serviceContainer->get('engine'), $serviceContainer->get('procedure_loader'), $serviceContainer->get('procedure_compiler'), $serviceContainer->get('message_factory'));
return $client;
}
/**
* Get dependency injection container.
*
* @access public
* @return \JonnyW\PhantomJs\DependencyInjection\ServiceContainer
*/
public function getContainer()
{
return ServiceContainer::getInstance();
}
/**
* Rasterizes an SVG image to a PNG.
*
* Uses phantomjs to save the SVG as a PNG image at the specified size.
*
* @access public
*
* @param string $file The path to the file that should be rasterized.
* @param string $dest The path to the directory where the output PNG should be saved.
* @param integer $columns The number of columns in the output image. 0 = maintain aspect ratio based on $rows.
* @param integer $rows The number of rows in the output image. 0 = maintain aspect ratio based on $columns.
*/
public static function rasterize($file, $dest, $columns, $rows)
{
// check the input
if (!file_exists($file)) {
return false;
}
if (!file_exists($dest) || !is_dir($dest)) {
return false;
}
// figure out the output width and height
$svgTmp = new Respimg($file);
$width = (double) $svgTmp->getImageWidth();
$height = (double) $svgTmp->getImageHeight();
$new_width = $columns;
$new_height = $rows;
$x_factor = $columns / $width;
$y_factor = $rows / $height;
if ($rows < 1) {
$new_height = round($x_factor * $height);
} elseif ($columns < 1) {
$new_width = round($y_factor * $width);
}
// get the svg data
$svgdata = file_get_contents($file);
// figure out some path stuff
$dest = rtrim($dest, '/');
$filename = substr($file, strrpos($file, '/') + 1);
$filename_base = substr($filename, 0, strrpos($filename, '.'));
// setup the request
$client = Client::getInstance();
$serviceContainer = ServiceContainer::getInstance();
$procedureLoaderFactory = $serviceContainer->get('procedure_loader_factory');
$procedureLoader = $procedureLoaderFactory->createProcedureLoader(__DIR__);
$client->getProcedureLoader()->addLoader($procedureLoader);
$request = new RespimgCaptureRequest();
$request->setType('svg2png');
$request->setMethod('GET');
$request->setSVG(base64_encode($svgdata));
$request->setViewportSize($new_width, $new_height);
$request->setRasterFile($dest . '/' . $filename_base . '-w' . $new_width . '.png');
$request->setWidth($new_width);
$request->setHeight($new_height);
$response = $client->getMessageFactory()->createResponse();
// send + return
$client->send($request, $response);
return true;
}
/**
* Get singleton instance
*
* @access public
* @return \JonnyW\PhantomJs\Client
*/
public static function getInstance()
{
if (!self::$instance instanceof ClientInterface) {
$serviceContainer = ServiceContainer::getInstance();
self::$instance = new static($serviceContainer->get('engine'), $serviceContainer->get('procedure_loader'), $serviceContainer->get('procedure_compiler'), $serviceContainer->get('message_factory'));
}
return self::$instance;
}