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lib/pkp/controllers/grid/settings/library/LibraryFileAdminGridDataProvider.php

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+<?php
+
+/**
+ * @file controllers/grid/settings/library/LibraryFileAdminGridDataProvider.php
+ *
+ * Copyright (c) 2014-2021 Simon Fraser University
+ * Copyright (c) 2000-2021 John Willinsky
+ * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
+ *
+ * @class LibraryFileAdminGridDataProvider
+ *
+ * @ingroup controllers_grid_settings_library
+ *
+ * @brief The data provider for the admin library files grid.
+ */
+
+namespace PKP\controllers\grid\settings\library;
+
+use PKP\context\Context;
+use PKP\context\LibraryFileDAO;
+use PKP\controllers\grid\CategoryGridDataProvider;
+use PKP\db\DAORegistry;
+use PKP\security\authorization\ContextAccessPolicy;
+
+class LibraryFileAdminGridDataProvider extends CategoryGridDataProvider
+{
+    /** @var Context the context for this library */
+    public $_context;
+
+    /** @var bool Whether or not this grid is editable */
+    public $_canEdit;
+
+    /**
+     * Constructor
+     */
+    public function __construct($canEdit)
+    {
+        $this->_canEdit = $canEdit;
+        parent::__construct();
+    }
+
+
+    //
+    // Getters and Setters
+    //
+
+    /**
+     * @copydoc GridDataProvider::getAuthorizationPolicy()
+     */
+    public function getAuthorizationPolicy($request, $args, $roleAssignments)
+    {
+        $this->_context = $request->getContext();
+        return new ContextAccessPolicy($request, $roleAssignments);
+    }
+
+    /**
+     * @copydoc GridDataProvider::getRequestArgs()
+     */
+    public function getRequestArgs()
+    {
+        return ['canEdit' => $this->canEdit()];
+    }
+
+    /**
+     * get the current context
+     *
+     * @return $context Context
+     */
+    public function &getContext()
+    {
+        return $this->_context;
+    }
+
+
+    /**
+     * get whether or not this grid is editable (has actions).
+     *
+     * @return bool $canEdit
+     */
+    public function canEdit()
+    {
+        return $this->_canEdit;
+    }
+
+
+    /**
+     * @copydoc CategoryGridHandler::loadCategoryData()
+     *
+     * @param null|mixed $filter
+     */
+    public function loadCategoryData($request, $fileType, $filter = null)
+    {
+        // Elements to be displayed in the grid
+        $libraryFileDao = DAORegistry::getDAO('LibraryFileDAO'); /** @var LibraryFileDAO $libraryFileDao */
+        $context = $this->getContext();
+        $libraryFiles = $libraryFileDao->getByContextId($context->getId(), $fileType);
+
+        return $libraryFiles->toAssociativeArray();
+    }
+}