From e38b14b77aa5430ba92052dfd28bf2146c6bbbc7 Mon Sep 17 00:00:00 2001
From: pietervdvn <pietervdvn@posteo.net>
Date: Wed, 2 Feb 2022 02:36:49 +0100
Subject: [PATCH] Force evaluation of lazy tags during caching

---
 Logic/MetaTagging.ts     | 8 +++++++-
 scripts/generateCache.ts | 3 ++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/Logic/MetaTagging.ts b/Logic/MetaTagging.ts
index 3cca4b76a..a73476d36 100644
--- a/Logic/MetaTagging.ts
+++ b/Logic/MetaTagging.ts
@@ -28,7 +28,8 @@ export default class MetaTagging {
                               state?: { allElements?: ElementStorage },
                               options?: {
                                   includeDates?: true | boolean,
-                                  includeNonDates?: true | boolean
+                                  includeNonDates?: true | boolean,
+                                  evaluateStrict?: false | boolean
                               }): boolean {
         if (features === undefined || features.length === 0) {
             return;
@@ -72,6 +73,11 @@ export default class MetaTagging {
                         }
                         somethingChanged = true;
                         metatag.applyMetaTagsOnFeature(feature, freshness, layer, state)
+                        if(options?.evaluateStrict){
+                            for (const key of metatag.keys) {
+                                feature.properties[key]
+                            }
+                        }
                     } else {
                         const newValueAdded = metatag.applyMetaTagsOnFeature(feature, freshness, layer, state)
                         /* Note that the expression:
diff --git a/scripts/generateCache.ts b/scripts/generateCache.ts
index 32cc04024..b96851146 100644
--- a/scripts/generateCache.ts
+++ b/scripts/generateCache.ts
@@ -225,7 +225,8 @@ function sliceToTiles(allFeatures: FeatureSource, theme: LayoutConfig, relations
             {},
             {
                 includeDates: false,
-                includeNonDates: true
+                includeNonDates: true,
+                evaluateStrict: true
             });