From ccd11e8c83d0301bf8fb494490fa548c4e434643 Mon Sep 17 00:00:00 2001
From: Guy Sartorelli <guy.sartorelli@silverstripe.com>
Date: Wed, 8 May 2024 15:29:29 +1200
Subject: [PATCH] ENH Add functionality required by other repositories

---
 src/MetaData.php | 32 +++++++++++++++++++++++++++++---
 1 file changed, 29 insertions(+), 3 deletions(-)

diff --git a/src/MetaData.php b/src/MetaData.php
index a180199..ba7fd46 100644
--- a/src/MetaData.php
+++ b/src/MetaData.php
@@ -148,9 +148,32 @@ public static function getMetaDataForLocksteppedRepos(): array
     }
 
     /**
-     * Get all metadata about all repositories we have information about
+     * Get metadata about all repositories we have information about,
+     * but only if they're supported for the given CMS major version.
+     *
+     * @param array $metadata Flat array of repository metadata, e.g. from getAllRepositoryMetaData(false)
+     * @param bool $keepWildcardMap If true, repositories with a "*" CMS major mapping are kept in the output
+     */
+    public static function removeReposNotInCmsMajor(array $metadata, string|int $cmsMajor, bool $keepWildcardMap = false): array
+    {
+        foreach ($metadata as $i => $repos) {
+            foreach ($repos as $j => $repo) {
+                if (
+                    !array_key_exists($cmsMajor, $repo['majorVersionMapping']) &&
+                    (!$keepWildcardMap || !array_key_exists('*', $repo['majorVersionMapping']))
+                ) {
+                    unset($metadata[$i][$j]);
+                }
+            }
+        }
+        return $metadata;
+    }
+
+    /**
+     * Get all metadata about all repositories we have information about.
+     * @param bool $categorised If true, output is grouped by category.
      */
-    public static function getAllRepositoryMetaData(): array
+    public static function getAllRepositoryMetaData(bool $categorised = true): array
     {
         if (empty(self::$repositoryMetaData)) {
             $rawJson = file_get_contents(__DIR__ . '/../repositories.json');
@@ -160,6 +183,9 @@ public static function getAllRepositoryMetaData(): array
             }
             self::$repositoryMetaData = $decodedJson;
         }
-        return self::$repositoryMetaData;
+        if ($categorised) {
+            return self::$repositoryMetaData;
+        }
+        return array_merge(...array_values(self::$repositoryMetaData));
     }
 }