TYPO3 v11: View helper to get inherited page property

rich1.0phorkiehttps://p.cweiske.de/TYPO3 v11: View helper to get inherited page propertyChristian Weiske86400900900 <link rel="stylesheet" href="https://p.cweiske.de/css/embed.css"/> <div class="phork" id="936"> <div class="phork-file"> <div class="phork-content"> <style type="text/css">/** * GeSHi (C) 2004 - 2007 Nigel McNie, 2007 - 2014 Benny Baumann * (http://qbnz.com/highlighter/ and http://geshi.org/) */ .php .de1, .php .de2 {font: normal normal 1em/1.2em monospace; margin:0; padding:0; background:none; vertical-align:top;} .php {font-family:monospace;} .php .imp {font-weight: bold; color: red;} .php li, .php .li1 {color: #DDD;} .php .ln {width:1px;text-align:right;margin:0;padding:0 2px;vertical-align:top;} .php .kw1 {color: #b1b100;} .php .kw2 {color: #000000; font-weight: bold;} .php .kw3 {color: #990000;} .php .kw4 {color: #009900; font-weight: bold;} .php .co1 {color: #666666; font-style: italic;} .php .co2 {color: #666666; font-style: italic;} .php .co3 {color: #0000cc; font-style: italic;} .php .co4 {color: #009933; font-style: italic;} .php .coMULTI {color: #666666; font-style: italic;} .php .es0 {color: #000099; font-weight: bold;} .php .es1 {color: #000099; font-weight: bold;} .php .es2 {color: #660099; font-weight: bold;} .php .es3 {color: #660099; font-weight: bold;} .php .es4 {color: #006699; font-weight: bold;} .php .es5 {color: #006699; font-weight: bold; font-style: italic;} .php .es6 {color: #009933; font-weight: bold;} .php .es_h {color: #000099; font-weight: bold;} .php .br0 {color: #009900;} .php .sy0 {color: #339933;} .php .sy1 {color: #000000; font-weight: bold;} .php .st0 {color: #0000ff;} .php .st_h {color: #0000ff;} .php .nu0 {color: #cc66cc;} .php .nu8 {color: #208080;} .php .nu12 {color: #208080;} .php .nu19 {color:#800080;} .php .me1 {color: #004000;} .php .me2 {color: #004000;} .php .re0 {color: #000088;} .php span.xtra { display:block; } </style><div class="code"><table class="php"><tbody><tr class="li1"><td class="ln"><pre class="de1">1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 </pre></td><td class="de1"><pre class="de1"><?php   declare(strict_types=1);   namespace Vendor\MyExtension\ViewHelpers\Page;   use TYPO3\CMS\Frontend\Controller\TypoScriptFrontendController; use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;   /**  * Get a page row property, inherited up through the rootline.  *  * When a value is NULL or an empty string "", then the parent page's  * value is used.  *  * The column must be in the rootline already.  * This can be configured via TYPO3_CONF_VARS[FE][addRootLineFields].  */ class InheritedPropertyViewHelper extends AbstractViewHelper {     protected $escapeOutput = false;       public function initializeArguments(): void     {         $this->registerArgument(             'column',             'string',             'Page row column name',             true,         );         $this->registerArgument(             'default',             'string',             'Fallback value when all pages have an empty value',             true,         );     }       public function render(): mixed     {         $column = $this->arguments['column'];         $rootLine = $this->getRootLine();           foreach ($rootLine as $pageRow) {             if (!<a href="http://www.php.net/array_key_exists">array_key_exists</a>($column, $pageRow)) {                 throw new \OutOfRangeException(                     'Column is not part of the rootline: ' . $column,                     1758882723                 );             }               if ($pageRow[$column] !== null && $pageRow[$column] !== '') {                 return $pageRow[$column];             }         }           return $this->arguments['default'];     }       protected function getRootLine(): <a href="http://www.php.net/array">array</a>     {         return $this->getFrontendController()->rootLine;     }       protected function getFrontendController(): TypoScriptFrontendController     {         return $GLOBALS['TSFE'];     } }  </pre></td></tr></tbody></table></div> </div> <div class="phork-meta"> <a href="https://p.cweiske.de/936/rev-raw/c2cbb27b97162b8bfdccbfd60884f256d3e32ebd/Page/InheritedPropertyViewHelper.php" style="float: right">view raw source</a> <a href="https://p.cweiske.de/936#Page/InheritedPropertyViewHelper.php">Page/InheritedPropertyViewHelper.php</a> </div> </div> <div class="phork-file"> <div class="phork-content"> <style type="text/css">/** * GeSHi (C) 2004 - 2007 Nigel McNie, 2007 - 2014 Benny Baumann * (http://qbnz.com/highlighter/ and http://geshi.org/) */ .xml .de1, .xml .de2 {font: normal normal 1em/1.2em monospace; margin:0; padding:0; background:none; vertical-align:top;} .xml {font-family:monospace;} .xml .imp {font-weight: bold; color: red;} .xml li, .xml .li1 {color: #DDD;} .xml .ln {width:1px;text-align:right;margin:0;padding:0 2px;vertical-align:top;} .xml .es0 {color: #000099; font-weight: bold;} .xml .br0 {color: #66cc66;} .xml .sy0 {color: #66cc66;} .xml .st0 {color: #ff0000;} .xml .sc-1 {color: #808080; font-style: italic;} .xml .sc0 {color: #00bbdd;} .xml .sc1 {color: #ddbb00;} .xml .sc2 {color: #339933;} .xml .sc3 {color: #009900;} .xml .re0 {color: #000066;} .xml .re1 {color: #000000; font-weight: bold;} .xml .re2 {color: #000000; font-weight: bold;} .xml span.xtra { display:block; } </style><div class="code"><table class="xml"><tbody><tr class="li1"><td class="ln"><pre class="de1">1 2 3 4 </pre></td><td class="de1"><pre class="de1"><f:if condition="{myextension:page.inheritedProperty(column:'tx_mysocial_show_comments',default:1)}">      </f:if>  </pre></td></tr></tbody></table></div> </div> <div class="phork-meta"> <a href="https://p.cweiske.de/936/rev-raw/c2cbb27b97162b8bfdccbfd60884f256d3e32ebd/z-template.html" style="float: right">view raw source</a> <a href="https://p.cweiske.de/936#z-template.html">z-template.html</a> </div> </div> </div>