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Directory >> /home/whitjouh/public_html/core/vendor/vlucas/phpdotenv/src/Repository/Adapter/

File / Folder	Size	Action
.	-
AdapterInterface.php	0.338KB	edt ren
ApacheAdapter.php	1.928KB	edt ren
ArrayAdapter.php	1.572KB	edt ren
EnvConstAdapter.php	1.897KB	edt ren
GuardedWriter.php	1.831KB	edt ren
ImmutableWriter.php	2.482KB	edt ren
MultiReader.php	0.946KB	edt ren
MultiWriter.php	1.27KB	edt ren
PutenvAdapter.php	1.849KB	edt ren
ReaderInterface.php	0.293KB	edt ren
ReplacingWriter.php	2.159KB	edt ren
ServerConstAdapter.php	1.912KB	edt ren
WriterInterface.php	0.506KB	edt ren

<?php

declare(strict_types=1);

namespace Dotenv\Repository\Adapter;

final class ReplacingWriter implements WriterInterface
{
    /**
     * The inner writer to use.
     *
     * @var \Dotenv\Repository\Adapter\WriterInterface
     */
    private $writer;

/**
     * The inner reader to use.
     *
     * @var \Dotenv\Repository\Adapter\ReaderInterface
     */
    private $reader;

/**
     * The record of seen variables.
     *
     * @var array<string,string>
     */
    private $seen;

/**
     * Create a new replacement writer instance.
     *
     * @param \Dotenv\Repository\Adapter\WriterInterface $writer
     * @param \Dotenv\Repository\Adapter\ReaderInterface $reader
     *
     * @return void
     */
    public function __construct(WriterInterface $writer, ReaderInterface $reader)
    {
        $this->writer = $writer;
        $this->reader = $reader;
        $this->seen = [];
    }

/**
     * Write to an environment variable, if possible.
     *
     * @param non-empty-string $name
     * @param string           $value
     *
     * @return bool
     */
    public function write(string $name, string $value)
    {
        if ($this->exists($name)) {
            return $this->writer->write($name, $value);
        }

// succeed if nothing to do
        return true;
    }

/**
     * Delete an environment variable, if possible.
     *
     * @param non-empty-string $name
     *
     * @return bool
     */
    public function delete(string $name)
    {
        if ($this->exists($name)) {
            return $this->writer->delete($name);
        }

// succeed if nothing to do
        return true;
    }

/**
     * Does the given environment variable exist.
     *
     * Returns true if it currently exists, or existed at any point in the past
     * that we are aware of.
     *
     * @param non-empty-string $name
     *
     * @return bool
     */
    private function exists(string $name)
    {
        if (isset($this->seen[$name])) {
            return true;
        }

if ($this->reader->read($name)->isDefined()) {
            $this->seen[$name] = '';

return true;
        }

return false;
    }
}