132 lines
3.8 KiB
PHP
132 lines
3.8 KiB
PHP
<?php
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/*
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* This file is part of the TYPO3 CMS project.
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*
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* It is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, either version 2
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* of the License, or any later version.
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*
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* For the full copyright and license information, please read the
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* LICENSE.txt file that was distributed with this source code.
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*
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* The TYPO3 project - inspiring people to share!
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*/
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namespace TYPO3\CMS\Install\Configuration;
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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/**
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* Abstract feature class implements common code
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* @internal only to be used within EXT:install
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*/
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abstract class AbstractFeature
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{
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/**
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* @var string Name of feature
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*/
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protected $name = '';
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/**
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* @var array List of preset classes
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*/
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protected $presetRegistry = [];
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/**
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* @var array Holds instances of presets
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*/
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protected $presetInstances = [];
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/**
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* @var array List of $POST values
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*/
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protected $postValues = [];
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/**
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* Initialize presets of feature
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*
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* @param array $postValues List of $POST values of this feature
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* @throws Exception
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*/
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public function initializePresets(array $postValues)
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{
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// Give feature sub array of $POST values to preset and set to own property
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$featurePostValues = [];
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if (!empty($postValues[$this->name])) {
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$featurePostValues = $postValues[$this->name];
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}
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$this->postValues = $featurePostValues;
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$isNonCustomPresetActive = false;
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$customPresetFound = false;
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foreach ($this->presetRegistry as $presetClass) {
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$presetInstance = GeneralUtility::makeInstance($presetClass);
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if (!($presetInstance instanceof PresetInterface)) {
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throw new Exception(
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'Preset ' . $presetClass . ' does not implement PresetInterface',
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1378644821
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);
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}
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$presetInstance->setPostValues($featurePostValues);
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// Custom preset is set active if no preset before is active
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if ($presetInstance->isActive()) {
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$isNonCustomPresetActive = true;
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}
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if ($presetInstance instanceof CustomPresetInterface
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&& !$isNonCustomPresetActive
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) {
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// Throw Exception if two custom presets are registered
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if ($customPresetFound === true) {
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throw new Exception(
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'Preset ' . $presetClass . ' implements CustomPresetInterface, but another'
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. ' custom preset is already registered',
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1378645039
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);
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}
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/** @var CustomPresetInterface $presetInstance */
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$presetInstance->setActive();
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$customPresetFound = true;
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}
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$this->presetInstances[] = $presetInstance;
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}
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}
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/**
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* Return presets ordered by priority
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*
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* @return array|PresetInterface[]
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* @throws Exception
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*/
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public function getPresetsOrderedByPriority()
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{
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if (empty($this->presetInstances)) {
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throw new Exception(
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'Presets not initialized',
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1378645155
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);
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}
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$orderedPresets = [];
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foreach ($this->presetInstances as $presetInstance) {
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/** @var PresetInterface $presetInstance */
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$orderedPresets[$presetInstance->getPriority()] = $presetInstance;
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}
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krsort($orderedPresets, SORT_NUMERIC);
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return $orderedPresets;
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}
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/**
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* Return name of feature
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*
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* @return string Name of feature
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*/
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public function getName()
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{
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return $this->name;
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}
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}
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