ext_localconf.php

<?php
if (!defined('TYPO3_MODE')) {
    die('Access denied.');
}

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// Windows compatibility

if (!function_exists('strptime')) {
    require_once(\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extPath('solr') . 'Resources/Private/Php/strptime/strptime.php');
}

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// registering Index Queue page indexer helpers

if (TYPO3_MODE == 'FE' && isset($_SERVER['HTTP_X_TX_SOLR_IQ'])) {
    $GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['tslib/index_ts.php']['preprocessRequest']['ApacheSolrForTypo3\Solr\IndexQueue\PageIndexerRequestHandler'] = \ApacheSolrForTypo3\Solr\IndexQueue\PageIndexerRequestHandler::class . '->run';
    $GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['solr']['Indexer']['indexPageSubstitutePageDocument']['ApacheSolrForTypo3\Solr\AdditionalFieldsIndexer'] = \ApacheSolrForTypo3\Solr\AdditionalFieldsIndexer::class;

    ApacheSolrForTypo3\Solr\IndexQueue\FrontendHelper\Manager::registerFrontendHelper(
        'findUserGroups',
        \ApacheSolrForTypo3\Solr\IndexQueue\FrontendHelper\UserGroupDetector::class
    );

    ApacheSolrForTypo3\Solr\IndexQueue\FrontendHelper\Manager::registerFrontendHelper(
        'indexPage',
        \ApacheSolrForTypo3\Solr\IndexQueue\FrontendHelper\PageIndexer::class
    );
}

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// page module plugin settings summary

$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['cms/layout/class.tx_cms_layout.php']['list_type_Info'][$_EXTKEY . '_pi_results'][$_EXTKEY] = \ApacheSolrForTypo3\Solr\Controller\Backend\PageModuleSummary::class . '->getSummary';

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// register search components

ApacheSolrForTypo3\Solr\Search\SearchComponentManager::registerSearchComponent(
    'access',
    \ApacheSolrForTypo3\Solr\Search\AccessComponent::class
);

ApacheSolrForTypo3\Solr\Search\SearchComponentManager::registerSearchComponent(
    'relevance',
    \ApacheSolrForTypo3\Solr\Search\RelevanceComponent::class
);

ApacheSolrForTypo3\Solr\Search\SearchComponentManager::registerSearchComponent(
    'sorting',
    \ApacheSolrForTypo3\Solr\Search\SortingComponent::class
);

ApacheSolrForTypo3\Solr\Search\SearchComponentManager::registerSearchComponent(
    'debug',
    \ApacheSolrForTypo3\Solr\Search\DebugComponent::class
);

ApacheSolrForTypo3\Solr\Search\SearchComponentManager::registerSearchComponent(
    'analysis',
    \ApacheSolrForTypo3\Solr\Search\AnalysisComponent::class
);

ApacheSolrForTypo3\Solr\Search\SearchComponentManager::registerSearchComponent(
    'highlighting',
    \ApacheSolrForTypo3\Solr\Search\HighlightingComponent::class
);

ApacheSolrForTypo3\Solr\Search\SearchComponentManager::registerSearchComponent(
    'spellchecking',
    \ApacheSolrForTypo3\Solr\Search\SpellcheckingComponent::class
);

ApacheSolrForTypo3\Solr\Search\SearchComponentManager::registerSearchComponent(
    'faceting',
    \ApacheSolrForTypo3\Solr\Search\FacetingComponent::class
);

ApacheSolrForTypo3\Solr\Search\SearchComponentManager::registerSearchComponent(
    'statistics',
    \ApacheSolrForTypo3\Solr\Search\StatisticsComponent::class
);

ApacheSolrForTypo3\Solr\Search\SearchComponentManager::registerSearchComponent(
    'lastSearches',
    \ApacheSolrForTypo3\Solr\Search\LastSearchesComponent::class
);

ApacheSolrForTypo3\Solr\Search\SearchComponentManager::registerSearchComponent(
    'elevation',
    \ApacheSolrForTypo3\Solr\Search\ElevationComponent::class
);

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// adding scheduler tasks

$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['scheduler']['tasks']['ApacheSolrForTypo3\Solr\Task\ReIndexTask'] = [
    'extension' => $_EXTKEY,
    'title' => 'LLL:EXT:solr/Resources/Private/Language/locallang.xlf:reindex_title',
    'description' => 'LLL:EXT:solr/Resources/Private/Language/locallang.xlf:reindex_description',
    'additionalFields' => \ApacheSolrForTypo3\Solr\Task\ReIndexTaskAdditionalFieldProvider::class
];

$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['scheduler']['tasks']['ApacheSolrForTypo3\Solr\Task\IndexQueueWorkerTask'] = [
    'extension' => $_EXTKEY,
    'title' => 'LLL:EXT:solr/Resources/Private/Language/locallang.xlf:indexqueueworker_title',
    'description' => 'LLL:EXT:solr/Resources/Private/Language/locallang.xlf:indexqueueworker_description',
    'additionalFields' => \ApacheSolrForTypo3\Solr\Task\IndexQueueWorkerTaskAdditionalFieldProvider::class
];

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// registering the eID scripts
// TODO move to suggest form modifier
$TYPO3_CONF_VARS['FE']['eID_include']['tx_solr_suggest'] = 'EXT:solr/Classes/Eid/Suggest.php';
$TYPO3_CONF_VARS['FE']['eID_include']['tx_solr_api'] = 'EXT:solr/Classes/Eid/Api.php';

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// add custom Solr content objects

$TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_content.php']['cObjTypeAndClass'][ApacheSolrForTypo3\Solr\ContentObject\Multivalue::CONTENT_OBJECT_NAME] = [
    ApacheSolrForTypo3\Solr\ContentObject\Multivalue::CONTENT_OBJECT_NAME,
    \ApacheSolrForTypo3\Solr\ContentObject\Multivalue::class
];

$TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_content.php']['cObjTypeAndClass'][ApacheSolrForTypo3\Solr\ContentObject\Content::CONTENT_OBJECT_NAME] = [
    ApacheSolrForTypo3\Solr\ContentObject\Content::CONTENT_OBJECT_NAME,
    \ApacheSolrForTypo3\Solr\ContentObject\Content::class
];

$TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_content.php']['cObjTypeAndClass'][ApacheSolrForTypo3\Solr\ContentObject\Relation::CONTENT_OBJECT_NAME] = [
    ApacheSolrForTypo3\Solr\ContentObject\Relation::CONTENT_OBJECT_NAME,
    \ApacheSolrForTypo3\Solr\ContentObject\Relation::class
];

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// Register cache for frequent searches

if (!is_array($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tx_solr'])) {
    $GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tx_solr'] = [];
}
// Caching framework solr
if (!is_array($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tx_solr_configuration'])) {
    $GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tx_solr_configuration'] = [];
}

if (!isset($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tx_solr_configuration']['backend'])) {
    $GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tx_solr_configuration']['backend'] = \TYPO3\CMS\Core\Cache\Backend\Typo3DatabaseBackend::class;
}

if (!isset($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tx_solr_configuration']['options'])) {
    // default life time one day
    $GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tx_solr_configuration']['options'] = ['defaultLifetime' => 60 * 60 * 24];
}

if (!isset($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tx_solr_configuration']['groups'])) {
    $GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tx_solr_configuration']['groups'] = ['all'];
}

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$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['extbase']['commandControllers'][] = \ApacheSolrForTypo3\Solr\Command\SolrCommandController::class;

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if (!isset($GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['solr']['searchResultClassName '])) {
    $GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['solr']['searchResultClassName '] = \ApacheSolrForTypo3\Solr\Domain\Search\ResultSet\SearchResult::class;
}

if (!isset($GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['solr']['searchResultSetClassName '])) {
    $GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['solr']['searchResultSetClassName '] = \ApacheSolrForTypo3\Solr\Domain\Search\ResultSet\SearchResultSet::class;
}

if (!isset($GLOBALS['TYPO3_CONF_VARS']['LOG']['ApacheSolrForTypo3']['Solr']['writerConfiguration'])) {
    $context = \TYPO3\CMS\Core\Utility\GeneralUtility::getApplicationContext();
    if ($context->isProduction()) {
        $logLevel = \TYPO3\CMS\Core\Log\LogLevel::ERROR;
    } elseif ($context->isDevelopment()) {
        $logLevel = \TYPO3\CMS\Core\Log\LogLevel::DEBUG;
    } else {
        $logLevel = \TYPO3\CMS\Core\Log\LogLevel::INFO;
    }
    $GLOBALS['TYPO3_CONF_VARS']['LOG']['ApacheSolrForTypo3']['Solr']['writerConfiguration'] = [
        $logLevel => [
            'TYPO3\\CMS\\Core\\Log\\Writer\\FileWriter' => [
                'logFile' => 'typo3temp/var/logs/solr.log'
            ]
        ],
    ];
}

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\TYPO3\CMS\Extbase\Utility\ExtensionUtility::configurePlugin(
    'ApacheSolrForTypo3.solr',
    'pi_results',
    [
        'Search' => 'results,form,detail'
    ],
    [
        'Search' => 'results'
    ]
);

\TYPO3\CMS\Extbase\Utility\ExtensionUtility::configurePlugin(
    'ApacheSolrForTypo3.solr',
    'pi_search',
    [
        'Search' => 'form'
    ]
);

\TYPO3\CMS\Extbase\Utility\ExtensionUtility::configurePlugin(
    'ApacheSolrForTypo3.solr',
    'pi_frequentlySearched',
    [
        'Search' => 'frequentlySearched'
    ],
    [
        'Search' => 'frequentlySearched'
    ]
);

\TYPO3\CMS\Extbase\Utility\ExtensionUtility::configurePlugin(
    'ApacheSolrForTypo3.solr',
    'pi_suggest',
    [
        'Suggest' => 'suggest'
    ],
    [
        'Suggest' => 'suggest'
    ]
);

// add tsconfig
\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::addPageTSConfig('<INCLUDE_TYPOSCRIPT: source="FILE:EXT:solr/Configuration/TSconfig/ContentElementWizard.typoscript">');