first commit

typo3/sysext/extensionmanager/Classes/ViewHelpers/Be/TriggerViewHelper.php

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+<?php
+namespace TYPO3\CMS\Extensionmanager\ViewHelpers\Be;
+
+/*
+ * 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!
+ */
+
+use TYPO3\CMS\Extensionmanager\Controller\AbstractController;
+
+/**
+ * Special ViewHelper for the BE module of the Extension Manager. Loads JS code for triggering
+ * refresh events.
+ *
+ * = Examples =
+ *
+ * <code title="Simple">
+ * <em:be.container triggers="{triggers}" />
+ * </code>
+ * <output>
+ * Writes some JS inline code
+ * </output>
+ *
+ * @internal
+ */
+class TriggerViewHelper extends \TYPO3\CMS\Fluid\ViewHelpers\Be\AbstractBackendViewHelper
+{
+    /**
+     * Initializes the arguments
+     */
+    public function initializeArguments()
+    {
+        parent::initializeArguments();
+        $this->registerArgument('triggers', 'array', 'Defined triggers to be forwarded to client (e.g. refreshing backend widgets)', false, []);
+    }
+
+    /**
+     * Loads some JS inline code based on a list of triggers. This is used to reload the main
+     * menu when modules are loaded/unloaded.
+     *
+     * @return string This ViewHelper does not return any content
+     * @see \TYPO3\CMS\Backend\Template\DocumentTemplate
+     * @see \TYPO3\CMS\Core\Page\PageRenderer
+     */
+    public function render()
+    {
+        $pageRenderer = $this->getPageRenderer();
+        // Handle triggers
+        if (!empty($this->arguments['triggers'][AbstractController::TRIGGER_RefreshModuleMenu])) {
+            $pageRenderer->addJsInlineCode(
+                AbstractController::TRIGGER_RefreshModuleMenu,
+                'if (top && top.TYPO3.ModuleMenu.App) { top.TYPO3.ModuleMenu.App.refreshMenu(); }'
+            );
+        }
+
+        if (!empty($this->arguments['triggers'][AbstractController::TRIGGER_RefreshTopbar])) {
+            $pageRenderer->addJsInlineCode(
+                AbstractController::TRIGGER_RefreshTopbar,
+                'if (top && top.TYPO3.Backend && top.TYPO3.Backend.Topbar) { top.TYPO3.Backend.Topbar.refresh(); }'
+            );
+        }
+        return '';
+    }
+}

typo3/sysext/extensionmanager/Classes/ViewHelpers/DistributionImageViewHelper.php

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+<?php
+namespace TYPO3\CMS\Extensionmanager\ViewHelpers;
+
+/*
+ * 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!
+ */
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+use TYPO3\CMS\Core\Utility\PathUtility;
+use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractTagBasedViewHelper;
+
+/**
+ * Renders the distribution image
+ *
+ * @internal
+ */
+class DistributionImageViewHelper extends AbstractTagBasedViewHelper
+{
+    /**
+     * @var string
+     */
+    protected $tagName = 'img';
+
+    /**
+     * Initialize arguments.
+     */
+    public function initializeArguments()
+    {
+        parent::initializeArguments();
+        $this->registerArgument('extensionkey', 'string', '', true);
+        $this->registerArgument('width', 'int', 'width of the image');
+        $this->registerArgument('height', 'int', 'height of the image');
+        $this->registerUniversalTagAttributes();
+        $this->registerTagAttribute('alt', 'string', 'Specifies an alternate text for an image', false);
+    }
+
+    /**
+     * Renders the destribution preview image for the given extension
+     *
+     * @return string rendered tag.
+     */
+    public function render()
+    {
+        $extensionKey = $this->arguments['extensionkey'];
+        $width = $this->arguments['width'];
+        $height = $this->arguments['height'];
+        $content = '';
+
+        $src = $this->findImage($extensionKey);
+        $uri = $this->getImageUri($src);
+
+        if (!empty($uri)) {
+            if ($width) {
+                $this->tag->addAttribute('width', (int)$width);
+            }
+            if ($height) {
+                $this->tag->addAttribute('height', (int)$height);
+            }
+            $this->tag->addAttribute('src', $uri);
+            $content = $this->tag->render();
+        }
+
+        return $content;
+    }
+
+    /**
+     * Find the distrubution image
+     *
+     * @param string $extensionKey
+     * @return string
+     */
+    protected function findImage($extensionKey)
+    {
+        $paths = [];
+        $paths[] = 'EXT:' . $extensionKey . '/Resources/Public/Images/Distribution.svg';
+        $paths[] = 'EXT:' . $extensionKey . '/Resources/Public/Images/Distribution.png';
+        $paths[] = 'EXT:extensionmanager/Resources/Public/Images/Distribution.svg';
+
+        foreach ($paths as $path) {
+            $absFileName = GeneralUtility::getFileAbsFileName($path);
+            if (file_exists($absFileName)) {
+                return $absFileName;
+            }
+        }
+
+        return '';
+    }
+
+    /**
+     * Get image uri
+     *
+     * @param string $src
+     * @return string
+     */
+    protected function getImageUri($src)
+    {
+        $uri = GeneralUtility::getFileAbsFileName($src);
+        if ($uri !== '' && !file_exists($uri)) {
+            $uri = '';
+        }
+        if ($uri !== '') {
+            $uri = '../' . PathUtility::stripPathSitePrefix($uri);
+        }
+        return $uri;
+    }
+}

typo3/sysext/extensionmanager/Classes/ViewHelpers/DownloadExtensionViewHelper.php

@@ -0,0 +1,146 @@
+<?php
+namespace TYPO3\CMS\Extensionmanager\ViewHelpers;
+
+/*
+ * 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!
+ */
+
+use TYPO3\CMS\Core\Configuration\ExtensionConfiguration;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+use TYPO3\CMS\Extbase\Utility\LocalizationUtility;
+use TYPO3\CMS\Extensionmanager\Domain\Model\Extension;
+
+/**
+ * ViewHelper
+ * @internal
+ */
+class DownloadExtensionViewHelper extends \TYPO3\CMS\Fluid\ViewHelpers\Form\AbstractFormViewHelper
+{
+    /**
+     * @var string
+     */
+    protected $tagName = 'form';
+
+    /**
+     * @var \TYPO3\CMS\Extbase\Service\ExtensionService
+     */
+    protected $extensionService;
+
+    /**
+     * @param \TYPO3\CMS\Extbase\Service\ExtensionService $extensionService
+     */
+    public function injectExtensionService(\TYPO3\CMS\Extbase\Service\ExtensionService $extensionService)
+    {
+        $this->extensionService = $extensionService;
+    }
+
+    /**
+     * Initialize arguments.
+     */
+    public function initializeArguments()
+    {
+        parent::initializeArguments();
+        $this->registerArgument('extension', Extension::class, '', true);
+        $this->registerTagAttribute('enctype', 'string', 'MIME type with which the form is submitted');
+        $this->registerTagAttribute('method', 'string', 'Transfer type (GET or POST)');
+        $this->registerTagAttribute('name', 'string', 'Name of form');
+        $this->registerTagAttribute('onreset', 'string', 'JavaScript: On reset of the form');
+        $this->registerTagAttribute('onsubmit', 'string', 'JavaScript: On submit of the form');
+        $this->registerUniversalTagAttributes();
+    }
+
+    /**
+     * Renders a download link
+     *
+     * @return string the rendered a tag
+     */
+    public function render()
+    {
+        /** @var Extension $extension */
+        $extension = $this->arguments['extension'];
+        $installPaths = Extension::returnAllowedInstallPaths();
+        if (empty($installPaths)) {
+            return '';
+        }
+        $pathSelector = '<ul class="is-hidden">';
+        foreach ($installPaths as $installPathType => $installPath) {
+            $pathSelector .= '<li>
+				<input type="radio" id="' . htmlspecialchars($extension->getExtensionKey()) . '-downloadPath-' . htmlspecialchars($installPathType) . '" name="' . htmlspecialchars($this->getFieldNamePrefix()) . '[downloadPath]" class="downloadPath" value="' . htmlspecialchars($installPathType) . '" ' . ($installPathType === 'Local' ? 'checked="checked"' : '') . ' />
+				<label for="' . htmlspecialchars($extension->getExtensionKey()) . '-downloadPath-' . htmlspecialchars($installPathType) . '">' . htmlspecialchars($installPathType) . '</label>
+			</li>';
+        }
+        $pathSelector .= '</ul>';
+        $uriBuilder = $this->renderingContext->getControllerContext()->getUriBuilder();
+        $action = 'checkDependencies';
+        $uriBuilder->reset();
+        $uriBuilder->setFormat('json');
+        $uri = $uriBuilder->uriFor($action, [
+            'extension' => (int)$extension->getUid()
+        ], 'Download');
+        $this->tag->addAttribute('data-href', $uri);
+
+        $automaticInstallation = (bool)GeneralUtility::makeInstance(ExtensionConfiguration::class)->get('extensionmanager', 'automaticInstallation');
+        $labelKeySuffix = $automaticInstallation ? '' : '.downloadOnly';
+        $label = '
+			<div class="btn-group">
+				<button
+					title="' . LocalizationUtility::translate('extensionList.downloadViewHelper.submit' . $labelKeySuffix, 'extensionmanager') . '"
+					type="submit"
+					class="btn btn-default"
+					value="' . LocalizationUtility::translate('extensionList.downloadViewHelper.submit' . $labelKeySuffix, 'extensionmanager') . '"
+				>
+					<span class="t3-icon fa fa-cloud-download"></span>
+				</button>
+			</div>';
+
+        $this->tag->setContent($label . $pathSelector);
+        $this->tag->addAttribute('class', 'download');
+        return '<div id="' . htmlspecialchars($extension->getExtensionKey()) . '-downloadFromTer" class="downloadFromTer">' . $this->tag->render() . '</div>';
+    }
+
+    /**
+     * Get the field name prefix
+     *
+     * @return string
+     */
+    protected function getFieldNamePrefix()
+    {
+        if ($this->hasArgument('fieldNamePrefix')) {
+            return $this->arguments['fieldNamePrefix'];
+        }
+        return $this->getDefaultFieldNamePrefix();
+    }
+
+    /**
+     * Retrieves the default field name prefix for this form
+     *
+     * @return string default field name prefix
+     */
+    protected function getDefaultFieldNamePrefix()
+    {
+        $request = $this->renderingContext->getControllerContext()->getRequest();
+        if ($this->hasArgument('extensionName')) {
+            $extensionName = $this->arguments['extensionName'];
+        } else {
+            $extensionName = $request->getControllerExtensionName();
+        }
+        if ($this->hasArgument('pluginName')) {
+            $pluginName = $this->arguments['pluginName'];
+        } else {
+            $pluginName = $request->getPluginName();
+        }
+        if ($extensionName !== null && $pluginName != null) {
+            return $this->extensionService->getPluginNamespace($extensionName, $pluginName);
+        }
+        return '';
+    }
+}

typo3/sysext/extensionmanager/Classes/ViewHelpers/InstallationStateCssClassViewHelper.php

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+<?php
+namespace TYPO3\CMS\Extensionmanager\ViewHelpers;
+
+/*
+ * 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!
+ */
+
+use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
+use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
+use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithRenderStatic;
+
+/**
+ * Returns a string meant to be used as css class stating whether an extension is
+ * available or installed
+ * @internal
+ */
+class InstallationStateCssClassViewHelper extends AbstractViewHelper
+{
+    use CompileWithRenderStatic;
+
+    /**
+     * Initialize arguments
+     */
+    public function initializeArguments()
+    {
+        $this->registerArgument('needle', 'string', '', true);
+        $this->registerArgument('haystack', 'array', '', true);
+    }
+
+    /**
+     * Returns string meant to be used as css class
+     * 'installed' => if an extension is installed
+     * 'available' => if an extension is available in the system
+     * '' (empty string) => if neither installed nor available
+     *
+     * @param array $arguments
+     * @param \Closure $renderChildrenClosure
+     * @param RenderingContextInterface $renderingContext
+     *
+     * @return string the rendered a tag
+     */
+    public static function renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext)
+    {
+        $needle = $arguments['needle'];
+        $haystack = $arguments['haystack'];
+        if (array_key_exists($needle, $haystack)) {
+            if (isset($haystack[$needle]['installed']) && $haystack[$needle]['installed'] === true) {
+                return 'installed';
+            }
+            return 'available';
+        }
+        return '';
+    }
+}

typo3/sysext/extensionmanager/Classes/ViewHelpers/ProcessAvailableActionsViewHelper.php

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+<?php
+namespace TYPO3\CMS\Extensionmanager\ViewHelpers;
+
+/*
+ * 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!
+ */
+
+use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractTagBasedViewHelper;
+
+/**
+ * ViewHelper to let 3rd-party extensions process the list of available
+ * actions for a given extension.
+ * @internal
+ */
+class ProcessAvailableActionsViewHelper extends AbstractTagBasedViewHelper
+{
+    const SIGNAL_ProcessActions = 'processActions';
+
+    /**
+     * @var \TYPO3\CMS\Extbase\SignalSlot\Dispatcher
+     */
+    protected $signalSlotDispatcher;
+
+    /**
+     * @param \TYPO3\CMS\Extbase\SignalSlot\Dispatcher $signalSlotDispatcher
+     */
+    public function injectSignalSlotDispatcher(\TYPO3\CMS\Extbase\SignalSlot\Dispatcher $signalSlotDispatcher)
+    {
+        $this->signalSlotDispatcher = $signalSlotDispatcher;
+    }
+
+    /**
+     * Initialize arguments
+     */
+    public function initializeArguments()
+    {
+        parent::initializeArguments();
+        $this->registerArgument('extension', 'string', '', true);
+    }
+
+    /**
+     * Processes the list of actions.
+     *
+     * @return string the rendered list of actions
+     */
+    public function render()
+    {
+        $extension = $this->arguments['extension'];
+        $html = $this->renderChildren();
+        $actions = preg_split('#\\n\\s*#s', trim($html));
+
+        $actions = $this->emitProcessActionsSignal($extension, $actions);
+
+        return implode(' ', $actions);
+    }
+
+    /**
+     * Emits a signal after the list of actions is processed
+     *
+     * @param string $extension
+     * @param array $actions
+     * @return array Modified action array
+     */
+    protected function emitProcessActionsSignal($extension, array $actions)
+    {
+        $this->signalSlotDispatcher->dispatch(
+            __CLASS__,
+            static::SIGNAL_ProcessActions,
+            [
+                $extension,
+                &$actions,
+            ]
+        );
+        return $actions;
+    }
+}

typo3/sysext/extensionmanager/Classes/ViewHelpers/ReloadSqlDataViewHelper.php

@@ -0,0 +1,85 @@
+<?php
+namespace TYPO3\CMS\Extensionmanager\ViewHelpers;
+
+/*
+ * 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!
+ */
+
+use TYPO3\CMS\Core\Core\Environment;
+use TYPO3\CMS\Core\Imaging\Icon;
+use TYPO3\CMS\Core\Imaging\IconFactory;
+use TYPO3\CMS\Core\Registry;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+use TYPO3\CMS\Extbase\Utility\LocalizationUtility;
+use TYPO3\CMS\Fluid\ViewHelpers\Link\ActionViewHelper;
+
+/**
+ * ViewHelper for update script link
+ * @internal
+ */
+class ReloadSqlDataViewHelper extends ActionViewHelper
+{
+    /**
+     * @var string
+     */
+    protected static $registryNamespace = 'extensionDataImport';
+
+    public function initializeArguments()
+    {
+        parent::initializeArguments();
+        $this->registerArgument('extension', 'array', 'Extension key', true);
+    }
+
+    /**
+     * Renders a link to re-import the static SQL data of an extension
+     *
+     * @return string The rendered a tag
+     */
+    public function render()
+    {
+        $extension = $this->arguments['extension'];
+        $iconFactory = GeneralUtility::makeInstance(IconFactory::class);
+
+        $staticSqlDataFile = $extension['siteRelPath'] . 'ext_tables_static+adt.sql';
+        if (!file_exists(Environment::getPublicPath() . '/' . $staticSqlDataFile)) {
+            return '<span class="btn btn-default disabled">' . $iconFactory->getIcon('empty-empty', Icon::SIZE_SMALL)->render() . '</span>';
+        }
+
+        $registry = GeneralUtility::makeInstance(Registry::class);
+        $oldMd5Hash = $registry->get(static::$registryNamespace, $staticSqlDataFile);
+
+        $md5HashIsEqual = true;
+        // We used to only store "1" in the database when data was imported
+        // No need to compare file content here and just show the reload icon
+        if (!empty($oldMd5Hash) && $oldMd5Hash !== 1) {
+            $currentMd5Hash = md5_file(Environment::getPublicPath() . '/' . $staticSqlDataFile);
+            $md5HashIsEqual = $oldMd5Hash === $currentMd5Hash;
+        }
+
+        if ($md5HashIsEqual) {
+            $iconIdentifier = 'actions-database-reload';
+            $languageKey = 'extensionList.databaseReload';
+        } else {
+            $iconIdentifier = 'actions-database-import';
+            $languageKey = 'extensionList.databaseImport';
+        }
+
+        $uriBuilder = $this->renderingContext->getControllerContext()->getUriBuilder();
+        $uriBuilder->reset();
+        $uri = $uriBuilder->uriFor('reloadExtensionData', ['extension' => $extension['key']], 'Action');
+        $this->tag->addAttribute('href', $uri);
+        $this->tag->addAttribute('title', LocalizationUtility::translate($languageKey, 'extensionmanager'));
+        $this->tag->setContent($iconFactory->getIcon($iconIdentifier, Icon::SIZE_SMALL)->render());
+
+        return $this->tag->render();
+    }
+}

typo3/sysext/extensionmanager/Classes/ViewHelpers/RemoveExtensionViewHelper.php

@@ -0,0 +1,71 @@
+<?php
+namespace TYPO3\CMS\Extensionmanager\ViewHelpers;
+
+/*
+ * 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!
+ */
+
+use TYPO3\CMS\Core\Imaging\Icon;
+use TYPO3\CMS\Core\Imaging\IconFactory;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+use TYPO3\CMS\Fluid\ViewHelpers\Link\ActionViewHelper;
+
+/**
+ * ViewHelper for displaying a remove extension link
+ * @internal
+ */
+class RemoveExtensionViewHelper extends ActionViewHelper
+{
+    /**
+     * Initialize arguments
+     *
+     * @throws \TYPO3Fluid\Fluid\Core\ViewHelper\Exception
+     */
+    public function initializeArguments()
+    {
+        parent::initializeArguments();
+        $this->registerArgument('extension', 'array', '', true);
+    }
+
+    /**
+     * Renders an install link
+     *
+     * @return string the rendered a tag
+     */
+    public function render()
+    {
+        $extension = $this->arguments['extension'];
+        $iconFactory = GeneralUtility::makeInstance(IconFactory::class);
+        if (\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::isLoaded($extension['key'])) {
+            return '<span class="btn btn-default disabled">' . $iconFactory->getIcon('empty-empty', Icon::SIZE_SMALL)->render() . '</span>';
+        }
+        if (
+            !in_array($extension['type'], \TYPO3\CMS\Extensionmanager\Domain\Model\Extension::returnAllowedInstallTypes()) ||
+            $extension['type'] === 'System'
+        ) {
+            return '<span class="btn btn-default disabled">' . $iconFactory->getIcon('empty-empty', Icon::SIZE_SMALL)->render() . '</span>';
+        }
+        $uriBuilder = $this->renderingContext->getControllerContext()->getUriBuilder();
+        $action = 'removeExtension';
+        $uriBuilder->reset();
+        $uriBuilder->setFormat('json');
+        $uri = $uriBuilder->uriFor($action, [
+            'extension' => $extension['key']
+        ], 'Action');
+        $this->tag->addAttribute('href', $uri);
+        $cssClass = 'removeExtension btn btn-default';
+        $this->tag->addAttribute('class', $cssClass);
+        $this->tag->addAttribute('title', \TYPO3\CMS\Extbase\Utility\LocalizationUtility::translate('extensionList.remove', 'extensionmanager'));
+        $this->tag->setContent($iconFactory->getIcon('actions-edit-delete', Icon::SIZE_SMALL)->render());
+        return $this->tag->render();
+    }
+}

typo3/sysext/extensionmanager/Classes/ViewHelpers/ShowExtensionVersionsViewHelper.php

@@ -0,0 +1,65 @@
+<?php
+namespace TYPO3\CMS\Extensionmanager\ViewHelpers;
+
+/*
+ * 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!
+ */
+
+use TYPO3\CMS\Extensionmanager\Domain\Model\Extension;
+use TYPO3\CMS\Fluid\ViewHelpers\Link\ActionViewHelper;
+
+/**
+ * Display a link to show all versions of an extension
+ * @internal
+ */
+class ShowExtensionVersionsViewHelper extends ActionViewHelper
+{
+    /**
+     * @var string
+     */
+    protected $tagName = 'a';
+
+    /**
+     * Initialize arguments
+     */
+    public function initializeArguments()
+    {
+        parent::initializeArguments();
+        $this->registerArgument('extension', Extension::class, '', true);
+    }
+
+    /**
+     * Renders an install link
+     *
+     * @return string the rendered a tag
+     */
+    public function render()
+    {
+        /** @var Extension $extension */
+        $extension = $this->arguments['extension'];
+
+        $uriBuilder = $this->renderingContext->getControllerContext()->getUriBuilder();
+        $action = 'showAllVersions';
+        $uri = $uriBuilder->reset()->uriFor($action, [
+            'extensionKey' => $extension->getExtensionKey(),
+        ], 'List');
+        $this->tag->addAttribute('href', $uri);
+
+        // Set class
+        $this->tag->addAttribute('class', 'versions-all ui-icon ui-icon-triangle-1-s');
+
+        $label = \TYPO3\CMS\Extbase\Utility\LocalizationUtility::translate('extensionList.showAllVersions.label', 'extensionmanager');
+        $this->tag->addAttribute('title', $label);
+        $this->tag->setContent($label);
+        return $this->tag->render();
+    }
+}

typo3/sysext/extensionmanager/Classes/ViewHelpers/ToggleExtensionInstallationStateViewHelper.php

@@ -0,0 +1,87 @@
+<?php
+namespace TYPO3\CMS\Extensionmanager\ViewHelpers;
+
+/*
+ * 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!
+ */
+
+use TYPO3\CMS\Core\Imaging\Icon;
+use TYPO3\CMS\Core\Imaging\IconFactory;
+use TYPO3\CMS\Core\Package\PackageManager;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+use TYPO3\CMS\Extbase\Utility\LocalizationUtility;
+use TYPO3\CMS\Fluid\ViewHelpers\Link\ActionViewHelper;
+
+/**
+ * Display a deactivate / activate link
+ * @internal
+ */
+class ToggleExtensionInstallationStateViewHelper extends ActionViewHelper
+{
+    /**
+     * @var string
+     */
+    protected $tagName = 'a';
+
+    /** @var \TYPO3\CMS\Extbase\Object\ObjectManager */
+    protected $objectManager;
+
+    /**
+     * @param \TYPO3\CMS\Extbase\Object\ObjectManagerInterface $objectManager
+     */
+    public function injectObjectManager(\TYPO3\CMS\Extbase\Object\ObjectManagerInterface $objectManager)
+    {
+        $this->objectManager = $objectManager;
+    }
+
+    /**
+     * Initialize arguments
+     */
+    public function initializeArguments()
+    {
+        parent::initializeArguments();
+        $this->registerArgument('extension', 'array', '', true);
+    }
+
+    /**
+     * Renders an install link
+     *
+     * @return string the rendered a tag
+     */
+    public function render()
+    {
+        $extension = $this->arguments['extension'];
+        // Early return if package is protected or is a runtime activated package and can not be unloaded
+        /** @var \TYPO3\CMS\Core\Package\PackageManager $packageManager */
+        $packageManager = $this->objectManager->get(PackageManager::class);
+        $package = $packageManager->getPackage($extension['key']);
+        if ($package->isProtected() || in_array($extension['key'], $GLOBALS['TYPO3_CONF_VARS']['EXT']['runtimeActivatedPackages'])) {
+            return '';
+        }
+
+        $uriBuilder = $this->renderingContext->getControllerContext()->getUriBuilder();
+        $action = 'toggleExtensionInstallationState';
+        $uri = $uriBuilder->reset()->uriFor($action, [
+            'extensionKey' => $extension['key']
+        ], 'Action');
+        $this->tag->addAttribute('href', $uri);
+        $label = $extension['installed'] ? 'deactivate' : 'activate';
+        $this->tag->addAttribute('title', LocalizationUtility::translate('extensionList.' . $label, 'extensionmanager'));
+        $icon = $extension['installed'] ? 'uninstall' : 'install';
+        $this->tag->addAttribute('class', 'onClickMaskExtensionManager btn btn-default');
+
+        /** @var IconFactory $iconFactory */
+        $iconFactory = GeneralUtility::makeInstance(IconFactory::class);
+        $this->tag->setContent($iconFactory->getIcon('actions-system-extension-' . $icon, Icon::SIZE_SMALL)->render());
+        return $this->tag->render();
+    }
+}

typo3/sysext/extensionmanager/Classes/ViewHelpers/Typo3DependencyViewHelper.php

@@ -0,0 +1,92 @@
+<?php
+namespace TYPO3\CMS\Extensionmanager\ViewHelpers;
+
+/*
+ * 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!
+ */
+
+use TYPO3\CMS\Core\Utility\MathUtility;
+use TYPO3\CMS\Core\Utility\VersionNumberUtility;
+use TYPO3\CMS\Extensionmanager\Domain\Model\Dependency;
+use TYPO3\CMS\Extensionmanager\Domain\Model\Extension;
+use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
+use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
+use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithRenderStatic;
+
+/**
+ * Shows the version numbers of the TYPO3 dependency, if any
+ *
+ * @internal
+ */
+class Typo3DependencyViewHelper extends AbstractViewHelper
+{
+    use CompileWithRenderStatic;
+
+    /**
+     * As this ViewHelper renders HTML, the output must not be escaped.
+     *
+     * @var bool
+     */
+    protected $escapeOutput = false;
+
+    /**
+     * Initialize arguments
+     *
+     * @throws \TYPO3Fluid\Fluid\Core\ViewHelper\Exception
+     */
+    public function initializeArguments()
+    {
+        $this->registerArgument('extension', Extension::class, '', true);
+    }
+
+    /**
+     * Finds and returns the suitable TYPO3 versions of an extension
+     *
+     * @param array $arguments
+     * @param \Closure $renderChildrenClosure
+     * @param RenderingContextInterface $renderingContext
+     *
+     * @return string
+     */
+    public static function renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext)
+    {
+        $extension = $arguments['extension'];
+        /** @var Dependency $dependency */
+        foreach ($extension->getDependencies() as $dependency) {
+            if ($dependency->getIdentifier() === 'typo3') {
+                $lowestVersion = $dependency->getLowestVersion();
+                $highestVersion = $dependency->getHighestVersion();
+                $cssClass = self::isVersionSuitable($lowestVersion, $highestVersion) ? 'success' : 'default';
+                return
+                    '<span class="label label-' . $cssClass . '">'
+                        . htmlspecialchars($lowestVersion) . ' - ' . htmlspecialchars($highestVersion)
+                    . '</span>';
+            }
+        }
+        return '';
+    }
+
+    /**
+     * Check if current TYPO3 version is suitable for the extension
+     *
+     * @param string $lowestVersion
+     * @param string $highestVersion
+     * @return bool
+     */
+    protected static function isVersionSuitable($lowestVersion, $highestVersion)
+    {
+        $numericTypo3Version = VersionNumberUtility::convertVersionNumberToInteger(VersionNumberUtility::getNumericTypo3Version());
+        $numericLowestVersion = VersionNumberUtility::convertVersionNumberToInteger($lowestVersion);
+        $numericHighestVersion = VersionNumberUtility::convertVersionNumberToInteger($highestVersion);
+        return MathUtility::isIntegerInRange($numericTypo3Version, $numericLowestVersion, $numericHighestVersion);
+    }
+}

typo3/sysext/extensionmanager/Classes/ViewHelpers/UpdateScriptViewHelper.php

@@ -0,0 +1,80 @@
+<?php
+namespace TYPO3\CMS\Extensionmanager\ViewHelpers;
+
+/*
+ * 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!
+ */
+
+use TYPO3\CMS\Core\Imaging\Icon;
+use TYPO3\CMS\Core\Imaging\IconFactory;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+use TYPO3\CMS\Fluid\ViewHelpers\Link\ActionViewHelper;
+
+/**
+ * ViewHelper for update script link
+ * @internal
+ */
+class UpdateScriptViewHelper extends ActionViewHelper
+{
+
+    /** @var \TYPO3\CMS\Extbase\Object\ObjectManager */
+    protected $objectManager;
+
+    /**
+     * @param \TYPO3\CMS\Extbase\Object\ObjectManagerInterface $objectManager
+     */
+    public function injectObjectManager(\TYPO3\CMS\Extbase\Object\ObjectManagerInterface $objectManager)
+    {
+        $this->objectManager = $objectManager;
+    }
+
+    /**
+     * initialize arguments
+     */
+    public function initializeArguments()
+    {
+        parent::initializeArguments();
+        $this->registerArgument('extensionKey', 'string', 'Extension key', true);
+    }
+
+    /**
+     * Renders a link to the update script screen if the extension has one
+     *
+     * @return string The rendered a tag
+     */
+    public function render()
+    {
+        $extensionKey = $this->arguments['extensionKey'];
+
+        // If the "class.ext_update.php" file exists, build link to the update script screen
+        /** @var \TYPO3\CMS\Extensionmanager\Utility\UpdateScriptUtility $updateScriptUtility */
+        $updateScriptUtility = $this->objectManager->get(\TYPO3\CMS\Extensionmanager\Utility\UpdateScriptUtility::class);
+        /** @var IconFactory $iconFactory */
+        $iconFactory = GeneralUtility::makeInstance(IconFactory::class);
+        if ($updateScriptUtility->checkUpdateScriptExists($extensionKey)) {
+            $uriBuilder = $this->renderingContext->getControllerContext()->getUriBuilder();
+            $action = 'show';
+            $uri = $uriBuilder->reset()->uriFor(
+                $action,
+                ['extensionKey' => $extensionKey],
+                'UpdateScript'
+            );
+            $this->tag->addAttribute('href', $uri);
+            $this->tag->addAttribute('title', \TYPO3\CMS\Extbase\Utility\LocalizationUtility::translate('extensionList.update.script', 'extensionmanager'));
+            $this->tag->setContent($iconFactory->getIcon('actions-refresh', Icon::SIZE_SMALL)->render());
+            $tag = $this->tag->render();
+        } else {
+            return '<span class="btn btn-default disabled">' . $iconFactory->getIcon('empty-empty', Icon::SIZE_SMALL)->render() . '</span>';
+        }
+        return $tag;
+    }
+}