refactor: lit/divi-design-restore plant über RestorePlanner; PresetRestorePlanner übernimmt den bisherigen Code unverändert

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
2026-10-19 14:22:05 +02:00
parent 62f8465e60
commit 5af188d656
6 changed files with 242 additions and 51 deletions
@@ -0,0 +1,74 @@
+<?php
+
+declare(strict_types=1);
+
+namespace LIT\MCP\Integrations\Divi\Design;
+
+use Closure;
+use LIT\MCP\Integrations\Divi\Release\DiviFeature;
+use WP_Error;
+
+defined('ABSPATH') || exit;
+
+/**
+ * Restores a snapshot of the presets (Etappe 4a): the snapshot replaces the whole inventory (presets missing in it are
+ * removed); without unfiltered_html it is refused while the snapshot or the current inventory holds HTML/CSS that
+ * Divi would strip (final review I-2).
+ */
+final class PresetRestorePlanner implements RestorePlanner
+{
+    private const MARKUP = 'Der Snapshot oder der aktuelle Bestand enthält Presets mit HTML/CSS, das beim Speichern '
+        . 'ohne das Recht unfiltered_html verloren ginge; nichts wurde gespeichert.';
+
+    /** @param (Closure(): bool)|null $unfiltered Whether the user may save unfiltered HTML (DesignRights). */
+    public function __construct(private DesignSystemWriter $writer, private ?Closure $unfiltered = null)
+    {
+        $this->unfiltered ??= DesignRights::unfilteredHtml();
+    }
+
+    public function area(): string
+    {
+        return 'presets';
+    }
+
+    public function designArea(): DesignArea
+    {
+        return new PresetArea($this->writer);
+    }
+
+    public function rights(): ?WP_Error
+    {
+        return DesignRights::presets($this->writer);
+    }
+
+    /** Writes the presets (PresetWrite), reading them first (DesignRead). */
+    public function features(): array
+    {
+        return [DiviFeature::DesignRead, DiviFeature::PresetWrite];
+    }
+
+    public function plan(array $current, array $snapshot, string $snapshotId): DesignPlan|WP_Error
+    {
+        $before = PresetBook::fromDivi($current);
+        $after = PresetBook::fromDivi($snapshot);
+        $refusal = DesignRights::markup(
+            $this->unfiltered,
+            array_merge($before->markupOutside([]), $after->markupOutside([])),
+            self::MARKUP
+        );
+        if ($refusal !== null) {
+            return $refusal;
+        }
+        $diff = PresetDiff::between($before, $after);
+
+        return new DesignPlan(
+            $after->data(),
+            $diff,
+            sprintf('Snapshot %s wiederherstellen – %s', $snapshotId, PresetDiff::summary($diff)),
+            null,
+            ['Seiten, die Presets verwenden, die es im Snapshot nicht gibt, behalten den Verweis; das Modul fällt '
+                . 'dann auf das Standard-Preset zurück.'],
+            true
+        );
+    }
+}