RunOpenCode\Twig\BufferizedTemplate\Buffer\TemplateBuffer

Complexity

Total Complexity

7

Size/Duplication

Total Lines	69
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Test Coverage

Coverage

89.47%

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	6	1
A	execute()	0	15	3
A	getPriority()	0	4	1
A	getOutput()	0	8	2

<?php
/*
 * This file is part of the Twig Bufferized Template package, an RunOpenCode project.
 *
 * (c) 2017 RunOpenCode
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace RunOpenCode\Twig\BufferizedTemplate\Buffer;

/**
 * Class TemplateBuffer
 *
 * Template buffer is pointer to callable that wraps portion of compiled bufferized Twig template.
 *
 * @package RunOpenCode\Twig\BufferizedTemplate\Buffer
 */
final class TemplateBuffer
{
    /**
     * @var callable
     */
    private $callable;

    /**
     * @var int
     */
    private $priority;

    /**
     * @var string
     */
    private $output;

    public function __construct(callable $callable, $priority = 0)
    {
        $this->callable = $callable;
        $this->priority = $priority;
        $this->output = null;
    }

    /**
     * Execute template.
     *
     * @return TemplateBuffer $this
     */
    public function execute()
    {
        if (is_null($this->output)) {

            ob_start();
            call_user_func_array($this->callable, array());
            $this->output = ob_get_clean();

            if (is_null($this->output)) {
                $this->output = '';
            }
        }

        return $this;
    }

    /**
     * Get execution priority.
     *
     * @return int
     */
    public function getPriority()
    {
        return $this->priority;
    }

    /**
     * Get template buffer output.
     *
     * @return string
     */
    public function getOutput()
    {
        if (is_null($this->output)) {
            throw new \LogicException('TemplateBuffer output can not be acquired prior to its execution.');
        }

        return $this->output;
    }
}