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<?php
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Extensionmanager\Utility;
use TYPO3\CMS\Core\SingletonInterface;
/**
* Utility for dealing with ext_emconf
* @internal This class is a specific ExtensionManager implementation and is not part of the Public TYPO3 API.
*/
class EmConfUtility implements SingletonInterface
{
/**
* Returns the $EM_CONF array from an extensions ext_emconf.php file
*
* @param string $extensionKey the extension name
* @param string $absolutePath path to the ext_emconf.php
* @return array|false EMconf array values or false if no ext_emconf.php found.
*/
public function includeEmConf(string $extensionKey, string $absolutePath)
{
$_EXTKEY = $extensionKey;
$path = rtrim($absolutePath, '/') . '/ext_emconf.php';
$EM_CONF = null;
if (!empty($absolutePath) && file_exists($path)) {
include $path;
if (is_array($EM_CONF[$_EXTKEY])) {
return $EM_CONF[$_EXTKEY];
}
}
return false;
}
/**
* Generates the content for the ext_emconf.php file
*
* @return string
*/
public function constructEmConf(string $extensionKey, array $emConf)
{
$emConf = $this->fixEmConf($emConf);
$emConf = var_export($emConf, true);
return '<?php
/***************************************************************
* Extension Manager/Repository config file for ext "' . $extensionKey . '".
*
* Auto generated ' . date('d-m-Y H:i') . '
*
* Manual updates:
* Only the data in the array - everything else is removed by next
* writing. "version" and "dependencies" must not be touched!
***************************************************************/
$EM_CONF[$_EXTKEY] = ' . $emConf . ';
';
}
/**
* Fix the em conf - Converts old / ter em_conf format to new format
*
* @return array
*/
protected function fixEmConf(array $emConf)
{
if (
!isset($emConf['constraints']) || !isset($emConf['constraints']['depends'])
|| !isset($emConf['constraints']['conflicts']) || !isset($emConf['constraints']['suggests'])
) {
if (!isset($emConf['constraints']) || !isset($emConf['constraints']['depends'])) {
$emConf['constraints']['depends'] = $this->stringToDependency($emConf['dependencies'] ?? '');
if (isset($emConf['PHP_version']) && (string)$emConf['PHP_version'] !== '') {
$emConf['constraints']['depends']['php'] = $emConf['PHP_version'];
}
if (isset($emConf['TYPO3_version']) && (string)$emConf['TYPO3_version'] !== '') {
$emConf['constraints']['depends']['typo3'] = $emConf['TYPO3_version'];
}
}
if (!isset($emConf['constraints']) || !isset($emConf['constraints']['conflicts'])) {
$emConf['constraints']['conflicts'] = $this->stringToDependency($emConf['conflicts'] ?? '');
}
if (!isset($emConf['constraints']) || !isset($emConf['constraints']['suggests'])) {
$emConf['constraints']['suggests'] = [];
}
}
// Remove TER v1-style entries
unset($emConf['dependencies']);
unset($emConf['conflicts']);
unset($emConf['suggests']);
unset($emConf['private']);
unset($emConf['download_password']);
unset($emConf['TYPO3_version']);
unset($emConf['PHP_version']);
unset($emConf['internal']);
unset($emConf['module']);
unset($emConf['loadOrder']);
unset($emConf['lockType']);
unset($emConf['createDirs']);
unset($emConf['shy']);
unset($emConf['priority']);
unset($emConf['modify_tables']);
unset($emConf['CGLcompliance']);
unset($emConf['CGLcompliance_note']);
return $emConf;
}
/**
* Checks whether the passed dependency is TER-style (string)or
* TER2-style (array)and returns a single string for displaying the
* dependencies.
*
* It leaves out all version numbers and the "php" and "typo3" dependencies,
* as they are implicit and of no interest without the version number.
*
* @param mixed $dependency Either a string or an array listing dependencies.
* @return array A simple dependency list for display
*/
protected function stringToDependency($dependency)
{
$constraint = [];
if (is_string($dependency) && $dependency !== '') {
$dependency = explode(',', $dependency);
foreach ($dependency as $v) {
$constraint[$v] = '';
}
}
return $constraint;
}
}