90 lines
2.8 KiB
PHP
Executable File
90 lines
2.8 KiB
PHP
Executable File
<?php
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/*
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* This file is developed by evoWeb.
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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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namespace Evoweb\EwBase\ViewHelpers\Array;
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use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
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use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
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use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithRenderStatic;
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/**
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* Explode ViewHelper
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*
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* Explodes a string by $glue.
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*
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* {data.header -> ewb:iterator.explode(glue: 'constant:LF')}
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*
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* <ewb:iterator.explode content="{data.header}" as="as" glue="constant:LF">
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* <span>{as}</span>
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* </ewb:iterator.explode>
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*/
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class ExplodeViewHelper extends AbstractViewHelper
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{
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use CompileWithRenderStatic;
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protected static string $method = 'explode';
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public function initializeArguments(): void
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{
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$this->registerArgument(
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'as',
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'string',
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'Template variable name to assign; if not specified the ViewHelper returns the variable instead.',
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);
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$this->registerArgument('content', 'string', 'String to be exploded by glue');
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$this->registerArgument(
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'glue',
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'string',
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'String used as glue in the string to be exploded. Use glue value of "constant:NAMEOFCONSTANT" '
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. '(fx "constant:LF" for linefeed as glue)',
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false,
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','
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);
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}
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public static function renderStatic(
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array $arguments,
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\Closure $renderChildrenClosure,
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RenderingContextInterface $renderingContext
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): mixed {
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$content = $arguments['content'] ?? $renderChildrenClosure();
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$glue = static::resolveGlue($arguments);
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$content = call_user_func_array(static::$method, [$glue, $content]);
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$as = $arguments['as'];
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if ($as !== null) {
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$templateVariableContainer = $renderingContext->getVariableProvider();
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$templateVariableContainer->add($as, $content);
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$output = $renderChildrenClosure();
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$templateVariableContainer->remove($as);
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} else {
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$output = $content;
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}
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return $output;
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}
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protected static function resolveGlue(array $arguments): string
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{
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$glue = $arguments['glue'];
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if (str_contains($glue, ':') && strlen($glue) > 1) {
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// glue contains a special type identifier, resolve the actual glue
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[$type, $value] = explode(':', $glue);
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$glue = match ($type) {
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'constant' => constant($value),
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default => $value,
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};
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}
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return $glue;
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}
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}
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