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EDITING: EnvPlaceholderParameterBag.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\DependencyInjection\ParameterBag;

use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
use Symfony\Component\DependencyInjection\Exception\RuntimeException;

/**
 * @author Nicolas Grekas <p@tchwork.com>
 */
class EnvPlaceholderParameterBag extends ParameterBag
{
    private $envPlaceholderUniquePrefix;
    private $envPlaceholders = [];
    private $unusedEnvPlaceholders = [];
    private $providedTypes = [];

private static $counter = 0;

/**
     * {@inheritdoc}
     */
    public function get(string $name)
    {
        if (str_starts_with($name, 'env(') && str_ends_with($name, ')') && 'env()' !== $name) {
            $env = substr($name, 4, -1);

if (isset($this->envPlaceholders[$env])) {
                foreach ($this->envPlaceholders[$env] as $placeholder) {
                    return $placeholder; // return first result
                }
            }
            if (isset($this->unusedEnvPlaceholders[$env])) {
                foreach ($this->unusedEnvPlaceholders[$env] as $placeholder) {
                    return $placeholder; // return first result
                }
            }
            if (!preg_match('/^(?:[-.\w]*+:)*+\w++$/', $env)) {
                throw new InvalidArgumentException(sprintf('Invalid %s name: only "word" characters are allowed.', $name));
            }
            if ($this->has($name) && null !== ($defaultValue = parent::get($name)) && !\is_string($defaultValue)) {
                throw new RuntimeException(sprintf('The default value of an env() parameter must be a string or null, but "%s" given to "%s".', get_debug_type($defaultValue), $name));
            }

$uniqueName = md5($name.'_'.self::$counter++);
            $placeholder = sprintf('%s_%s_%s', $this->getEnvPlaceholderUniquePrefix(), strtr($env, ':-.', '___'), $uniqueName);
            $this->envPlaceholders[$env][$placeholder] = $placeholder;

return $placeholder;
        }

return parent::get($name);
    }

/**
     * Gets the common env placeholder prefix for env vars created by this bag.
     */
    public function getEnvPlaceholderUniquePrefix(): string
    {
        if (null === $this->envPlaceholderUniquePrefix) {
            $reproducibleEntropy = unserialize(serialize($this->parameters));
            array_walk_recursive($reproducibleEntropy, function (&$v) { $v = null; });
            $this->envPlaceholderUniquePrefix = 'env_'.substr(md5(serialize($reproducibleEntropy)), -16);
        }

return $this->envPlaceholderUniquePrefix;
    }

/**
     * Returns the map of env vars used in the resolved parameter values to their placeholders.
     *
     * @return string[][] A map of env var names to their placeholders
     */
    public function getEnvPlaceholders()
    {
        return $this->envPlaceholders;
    }

public function getUnusedEnvPlaceholders(): array
    {
        return $this->unusedEnvPlaceholders;
    }

public function clearUnusedEnvPlaceholders()
    {
        $this->unusedEnvPlaceholders = [];
    }

/**
     * Merges the env placeholders of another EnvPlaceholderParameterBag.
     */
    public function mergeEnvPlaceholders(self $bag)
    {
        if ($newPlaceholders = $bag->getEnvPlaceholders()) {
            $this->envPlaceholders += $newPlaceholders;

foreach ($newPlaceholders as $env => $placeholders) {
                $this->envPlaceholders[$env] += $placeholders;
            }
        }

if ($newUnusedPlaceholders = $bag->getUnusedEnvPlaceholders()) {
            $this->unusedEnvPlaceholders += $newUnusedPlaceholders;

foreach ($newUnusedPlaceholders as $env => $placeholders) {
                $this->unusedEnvPlaceholders[$env] += $placeholders;
            }
        }
    }

/**
     * Maps env prefixes to their corresponding PHP types.
     */
    public function setProvidedTypes(array $providedTypes)
    {
        $this->providedTypes = $providedTypes;
    }

/**
     * Gets the PHP types corresponding to env() parameter prefixes.
     *
     * @return string[][]
     */
    public function getProvidedTypes()
    {
        return $this->providedTypes;
    }

/**
     * {@inheritdoc}
     */
    public function resolve()
    {
        if ($this->resolved) {
            return;
        }
        parent::resolve();

foreach ($this->envPlaceholders as $env => $placeholders) {
            if ($this->has($name = "env($env)") && null !== ($default = $this->parameters[$name]) && !\is_string($default)) {
                throw new RuntimeException(sprintf('The default value of env parameter "%s" must be a string or null, "%s" given.', $env, get_debug_type($default)));
            }
        }
    }
}

CANCEL

Name	Type	Size	Modified	Actions
↩ ..	DIR	—	—
📄 ContainerBag.php	PHP	1.1 KB	2026-04-27 15:53	EDIT
📄 ContainerBagInterface.php	PHP	1.3 KB	2026-04-27 15:53	EDIT
📄 EnvPlaceholderParameterBag.php	PHP	4.9 KB	2026-04-27 15:53	EDIT
📄 FrozenParameterBag.php	PHP	1.6 KB	2026-04-27 15:53	EDIT
📄 ParameterBag.php	PHP	7.6 KB	2026-04-27 15:53	EDIT
📄 ParameterBagInterface.php	PHP	2.5 KB	2026-04-27 15:53	EDIT