[英]news linkhandler (TYPO 8) and detailpage from category
在 TYPO3 中使用新的链接处理程序时,如下面的链接:
https://usetypo3.com/linkhandler.html
详情页面只有一个参数:
config.recordLinks.tx_news {
typolink {
parameter = {$myConstants.newsDetailPid}
}
}
ich如何更改链接处理程序(挂钩等)以便从新闻类别(sys类别)获取详细信息页面?
使用以下代码:
config.recordLinks.tx_news {
typolink {
parameter.stdWrap.cObject = CONTENT
parameter.stdWrap.cObject {
table = sys_category
select {
pidInList = 100
# pid of category records
max = 1
selectFields = sys_category.single_pid AS detailPid
join = sys_category_record_mm ON sys_category_record_mm.uid_local = sys_category.uid
where = sys_category_record_mm.uid_foreign = { field: uid }
where.insertData = 1
andWhere.stdWrap.intVal = 1
andWhere.stdWrap.stripHtml = 1
}
renderObj = TEXT
renderObj.field = detailPid
renderObj.wrap = |
}
additionalParams.data = field:uid
additionalParams.wrap = &tx_news_pi1[news]=|
useCacheHash = 1
}
}
您可以在这里找到链接处理程序集成的文档: https ://docs.typo3.org/typo3cms/extensions/core/8.7/Changelog/8.6/Feature-79626-IntegrateRecordLinkHandler.html
在那里您可以看到可以为处理指定自己的类。 据我所知,没有提供任何挂钩。
下一个即将发布的 ext:news 版本可以实现这一点,详情请参阅此更改。
通过使用以下 TypoScript
config.recordLinks.tx_news {
typolink {
# Detail page
parameter.cObject = USER
parameter.cObject {
userFunc = GeorgRinger\News\Service\LinkHandlerTargetPageService->process
news.data = field:uid
# Page used if no detail page is set in the category
fallback = 123
}
additionalParams.data = field:uid
additionalParams.wrap = &tx_news_pi1[controller]=News&tx_news_pi1[action]=detail&tx_news_pi1[news]=|
}
}
和相应的用户功能
<?php
declare(strict_types=1);
namespace GeorgRinger\News\Service;
use TYPO3\CMS\Core\Database\ConnectionPool;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer;
/**
* This file is part of the "news" Extension for TYPO3 CMS.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*/
class LinkHandlerTargetPageService
{
/** @var ContentObjectRenderer */
public $cObj;
public function process(string $content = '', array $configuration = []): int
{
$fallbackPageId = (int)($configuration['fallback'] ?? 0);
$newsId = (int)$this->cObj->stdWrapValue('news', $configuration, null);
if ($newsId === 0) {
return $fallbackPageId;
}
$singlePid = $this->getSinglePidFromCategory($newsId);
return $singlePid ?: $fallbackPageId;
}
/**
* Obtains a pid for the single view from the category.
*
* @param int $newsId
* @return int
*/
protected function getSinglePidFromCategory(int $newsId): int
{
$queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)
->getQueryBuilderForTable('sys_category');
$categoryRecord = $queryBuilder
->select('title', 'single_pid')
->from('sys_category')
->leftJoin(
'sys_category',
'sys_category_record_mm',
'sys_category_record_mm',
$queryBuilder->expr()->eq('sys_category_record_mm.uid_local', $queryBuilder->quoteIdentifier('sys_category.uid'))
)
->where(
$queryBuilder->expr()->eq('sys_category_record_mm.tablenames', $queryBuilder->createNamedParameter('tx_news_domain_model_news', \PDO::PARAM_STR)),
$queryBuilder->expr()->gt('sys_category.single_pid', $queryBuilder->createNamedParameter(0, \PDO::PARAM_INT)),
$queryBuilder->expr()->eq('sys_category_record_mm.uid_foreign', $queryBuilder->createNamedParameter($newsId, \PDO::PARAM_INT))
)
->orderBy('sys_category_record_mm.sorting')
->setMaxResults(1)
->execute()->fetch();
return (int)$categoryRecord['single_pid'];
}
}
当然,您可以将 PHP Class 复制到您的站点 package 并采用 TS 中的命名空间,并使其在您的安装中运行
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