From f8f8e45790337231a04de56b6b8010e91ce9e019 Mon Sep 17 00:00:00 2001
From: Stephan Kergomard <webmaster@kergomard.ch>
Date: Tue, 5 Nov 2024 17:32:13 +0100
Subject: [PATCH] Object: Remove TileImageMigration

---
 .../Setup/class.ilObjectSetupAgent.php        |   7 -
 .../class.ilObjectTileImageMigration.php      | 189 ------------------
 2 files changed, 196 deletions(-)
 delete mode 100755 components/ILIAS/ILIASObject/classes/Setup/class.ilObjectTileImageMigration.php

diff --git a/components/ILIAS/ILIASObject/classes/Setup/class.ilObjectSetupAgent.php b/components/ILIAS/ILIASObject/classes/Setup/class.ilObjectSetupAgent.php
index b5826e7e6177..e300a66fa7da 100755
--- a/components/ILIAS/ILIASObject/classes/Setup/class.ilObjectSetupAgent.php
+++ b/components/ILIAS/ILIASObject/classes/Setup/class.ilObjectSetupAgent.php
@@ -57,13 +57,6 @@ public function getStatusObjective(Metrics\Storage $storage): Objective
         );
     }
 
-    public function getMigrations(): array
-    {
-        return [
-            new ilObjectTileImageMigration()
-        ];
-    }
-
     public function getBuildObjective(): Objective
     {
         return new ilObjectTypeSpecificPropertiesArtifactObjective();
diff --git a/components/ILIAS/ILIASObject/classes/Setup/class.ilObjectTileImageMigration.php b/components/ILIAS/ILIASObject/classes/Setup/class.ilObjectTileImageMigration.php
deleted file mode 100755
index aec8d4e2349b..000000000000
--- a/components/ILIAS/ILIASObject/classes/Setup/class.ilObjectTileImageMigration.php
+++ /dev/null
@@ -1,189 +0,0 @@
-<?php
-
-/**
- * This file is part of ILIAS, a powerful learning management system
- * published by ILIAS open source e-Learning e.V.
- *
- * ILIAS is licensed with the GPL-3.0,
- * see https://www.gnu.org/licenses/gpl-3.0.en.html
- * You should have received a copy of said license along with the
- * source code, too.
- *
- * If this is not the case or you just want to try ILIAS, you'll find
- * us at:
- * https://www.ilias.de
- * https://github.com/ILIAS-eLearning
- *
- *********************************************************************/
-
-declare(strict_types=1);
-
-namespace ILIAS\Object\Setup;
-
-use ILIAS\Setup\Migration;
-use ILIAS\Setup\Environment;
-use ILIAS\ResourceStorage\Flavour\FlavourBuilder;
-use ILIAS\Object\Properties\CoreProperties\TileImage\ilObjectTileImageStakeholder;
-use ILIAS\Object\Properties\CoreProperties\TileImage\ilObjectTileImageFlavourDefinition;
-
-/**
- * @author Fabian Schmid <fabian@sr.solutions>
- */
-class ilObjectTileImageMigration implements Migration
-{
-    protected \ilResourceStorageMigrationHelper $helper;
-    protected FlavourBuilder $flavour_builder;
-    protected ilObjectTileImageFlavourDefinition $flavour_definition;
-
-    public function getLabel(): string
-    {
-        return "Migration of Tile Images to the Resource Storage Service.";
-    }
-
-    public function getDefaultAmountOfStepsPerRun(): int
-    {
-        return 10000;
-    }
-
-    public function getPreconditions(Environment $environment): array
-    {
-        return \ilResourceStorageMigrationHelper::getPreconditions();
-    }
-
-    public function prepare(Environment $environment): void
-    {
-        $this->helper = new \ilResourceStorageMigrationHelper(
-            new ilObjectTileImageStakeholder(),
-            $environment
-        );
-        $this->flavour_builder = $this->helper->getFlavourBuilder();
-        $this->flavour_definition = new ilObjectTileImageFlavourDefinition();
-    }
-
-    public function step(Environment $environment): void
-    {
-        $query_select = $this->helper->getDatabase()->query('
-            SELECT
-                cs.id,
-                cs.value AS extension,
-                o.owner
-            FROM container_settings AS cs
-            INNER JOIN object_data AS o
-                ON cs.id = o.obj_id
-            WHERE cs.keyword = "tile_image"
-            ORDER BY cs.id
-            LIMIT 1;
-        ');
-        $next_record = $this->helper->getDatabase()->fetchObject($query_select);
-
-        if ($next_record === null) {
-            $this->cleanupTileInformationWithoutCorrespondingObject();
-            return;
-        }
-
-        $path = $this->getFullPath($next_record->id, $next_record->extension);
-
-        if (is_readable(dirname(dirname($path)))
-            && (!file_exists(dirname($path))
-                || is_readable(dirname($path)) && !file_exists($path))) {
-            $this->deleteTileImageInfoFromContainerSettings($next_record->id);
-            return;
-        }
-
-        $rid = $this->helper->movePathToStorage(
-            $path,
-            $next_record->owner
-        );
-
-        $this->flavour_builder->get($rid, $this->flavour_definition, true);
-
-        $this->helper->getDatabase()->update(
-            'object_data',
-            ['tile_image_rid' => ['text', $rid->serialize()]],
-            ['obj_id' => ['integer', $next_record->id],]
-        );
-
-        rmdir(dirname($path));
-        $this->deleteTileImageInfoFromContainerSettings($next_record->id);
-    }
-
-    private function getFullPath(int $object_id, string $extension): string
-    {
-        return implode(
-            DIRECTORY_SEPARATOR,
-            [
-                CLIENT_WEB_DIR,
-                'obj_data',
-                'tile_image',
-                'tile_image_' . $object_id,
-                'tile_image.' . $extension
-            ]
-        );
-    }
-
-    private function cleanupTileInformationWithoutCorrespondingObject(): void
-    {
-        $select_next_id = $this->helper->getDatabase()->query('
-            SELECT
-                id,
-                value AS extension
-            FROM container_settings
-            WHERE keyword = "tile_image"
-            ORDER BY id
-            LIMIT 1;
-        ');
-        $next_record = $this->helper->getDatabase()->fetchObject($select_next_id);
-
-        if ($next_record === null) {
-            return;
-        }
-
-        $check_object_query = $this->helper->getDatabase()->queryF(
-            'SELECT
-                    count(obj_id) AS objs
-                FROM object_data
-                WHERE obj_id = %s;
-            ',
-            ['integer'],
-            [$next_record->id]
-        );
-        $has_objects = $this->helper->getDatabase()->fetchObject($check_object_query);
-        $path = $this->getFullPath($next_record->id, $next_record->extension);
-
-        if ($has_objects->objs > 0) {
-            return;
-        }
-
-        if (is_file($path)) {
-            unlink($path);
-        }
-
-        if (file_exists(dirname($path))) {
-            rmdir(dirname($path));
-        }
-
-        $this->deleteTileImageInfoFromContainerSettings($next_record->id);
-    }
-
-    private function deleteTileImageInfoFromContainerSettings(int $id): void
-    {
-        $query_delete = $this->helper->getDatabase()->queryF('
-            DELETE FROM container_settings
-            WHERE keyword = "tile_image" AND id = %s
-        ', ['integer'], [$id]);
-        $this->helper->getDatabase()->execute($query_delete);
-    }
-
-    public function getRemainingAmountOfSteps(): int
-    {
-        $query = $this->helper->getDatabase()->query('
-            SELECT
-                count(container_settings.id) AS amount
-            FROM container_settings
-            WHERE container_settings.keyword = "tile_image"
-        ');
-        $r = $this->helper->getDatabase()->fetchObject($query);
-
-        return (int) $r->amount;
-    }
-}