TYPO3 v15 dev-main snapshot ()

2026-08-10 22:31:00 +02:00
commit f9941541b7
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+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the TYPO3 CMS project.
+ *
+ * It is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License, either version 2
+ * of the License, or any later version.
+ *
+ * For the full copyright and license information, please read the
+ * LICENSE.txt file that was distributed with this source code.
+ *
+ * The TYPO3 project - inspiring people to share!
+ */
+
+namespace TYPO3\CMS\Backend\Template\Components\Buttons;
+
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+
+/**
+ * This button type renders a regular anchor tag with TYPO3s way to render a
+ * button control.
+ *
+ * Example:
+ *
+ * ```
+ * public function __construct(
+ *     protected readonly ComponentFactory $componentFactory,
+ * ) {}
+ *
+ * public function myAction(): ResponseInterface
+ * {
+ *     $buttonBar = $this->moduleTemplate->getDocHeaderComponent()->getButtonBar();
+ *     $saveButton = $this->componentFactory->createLinkButton()
+ *          ->setHref('#')
+ *          ->setDataAttributes([
+ *              'foo' => 'bar'
+ *          ])
+ *          ->setIcon($this->iconFactory->getIcon('actions-document-save', IconSize::SMALL))
+ *          ->setTitle('Save');
+ *     $buttonBar->addButton($saveButton, ButtonBar::BUTTON_POSITION_LEFT, 1);
+ * }
+ * ```
+ */
+class LinkButton extends AbstractButton
+{
+    protected string $href = '';
+
+    protected string $role = 'button';
+
+    protected ButtonSize $size = ButtonSize::SMALL;
+
+    public function getHref(): string
+    {
+        return $this->href;
+    }
+
+    public function setHref(string $href): static
+    {
+        $this->href = $href;
+        return $this;
+    }
+
+    public function getRole(): string
+    {
+        return $this->role;
+    }
+
+    public function setRole(string $role): static
+    {
+        $this->role = $role;
+        return $this;
+    }
+
+    public function getSize(): ButtonSize
+    {
+        return $this->size;
+    }
+
+    public function setSize(ButtonSize $size): static
+    {
+        $this->size = $size;
+        return $this;
+    }
+
+    public function isValid(): bool
+    {
+        return trim($this->getHref()) !== ''
+            && trim($this->getTitle()) !== ''
+            && $this->getType() === static::class
+            && $this->getIcon() !== null;
+    }
+
+    public function render(): string
+    {
+        $attributes = [
+            'role' => $this->getRole(),
+            'href' => $this->getHref(),
+            // @see SplitButton - hard-coded replacement for this hard-coded class-list
+            'class' => 'btn ' . $this->getSize()->value . ' btn-default ' . $this->getClasses(),
+            'title' => $this->getTitle(),
+        ];
+        $labelText = '';
+        if ($this->showLabelText) {
+            $labelText = ' ' . $this->title;
+        }
+        foreach ($this->attributes as $attributeName => $attributeValue) {
+            $attributes[$attributeName] = $attributeValue;
+        }
+        foreach ($this->dataAttributes as $attributeName => $attributeValue) {
+            $attributes['data-' . $attributeName] = $attributeValue;
+        }
+        if ($this->isDisabled()) {
+            $attributes['aria-disabled'] = 'true';
+            $attributes['class'] .= ' disabled';
+        }
+        return sprintf(
+            '<a %s>%s%s</a>',
+            GeneralUtility::implodeAttributes($attributes, true),
+            $this->getIcon()?->render() ?? '',
+            htmlspecialchars($labelText),
+        );
+    }
+
+    public function __toString(): string
+    {
+        return $this->render();
+    }
+}