AbstractDriver.php

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<?php
 
namespace Intervention\Image;
 
abstract class AbstractDriver
{
    public $decoder;
 
    public $encoder;
 
    abstract public function newImage($width, $height, $background);
 
    abstract public function parseColor($value);
 
    abstract protected function coreAvailable();
 
    public function cloneCore($core)
    {
        return clone $core;
    }
 
    public function init($data)
    {
        return $this->decoder->init($data);
    }
 
    public function encode($image, $format, $quality)
    {
        return $this->encoder->process($image, $format, $quality);
    }
 
    public function executeCommand($image, $name, $arguments)
    {
        $commandName = $this->getCommandClassName($name);
        $command = new $commandName($arguments);
        $command->execute($image);
 
        return $command;
    }
 
    private function getCommandClassName($name)
    {
        $drivername = $this->getDriverName();
        $classnameLocal = sprintf('\Intervention\Image\%s\Commands\%sCommand', $drivername, ucfirst($name));
        $classnameGlobal = sprintf('\Intervention\Image\Commands\%sCommand', ucfirst($name));
 
        if (class_exists($classnameLocal)) {
            return $classnameLocal;
        } elseif (class_exists($classnameGlobal)) {
            return $classnameGlobal;
        }
 
        throw new \Intervention\Image\Exception\NotSupportedException(
            "Command ({$name}) is not available for driver ({$drivername})."
        );
    }
 
    public function getDriverName()
    {
        $reflect = new \ReflectionClass($this);
        $namespace = $reflect->getNamespaceName();
 
        return substr(strrchr($namespace, "\\"), 1);
    }
}