Fix api docs

.github/workflows/openapi-lint.yml

@@ -0,0 +1,28 @@
+name: OpenAPI Lint
+
+on:
+  push:
+    branches:
+    - master
+    - dev
+  pull_request:
+    branches:
+    - master
+    - dev
+
+jobs:
+  openapi-lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v6
+      - name: Start Hashtopolis server
+        uses: ./.github/actions/start-hashtopolis
+        with:
+          db_system: mysql
+      - name: Install Spectral
+        run: npm install -g @stoplight/spectral-cli
+      - name: Download JSON:API ruleset
+        run: curl -fsSL https://raw.githubusercontent.com/jmlue42/spectral-jsonapi-ruleset/main/.spectral.yml -o .spectral.yml
+      - name: Lint OpenAPI schema
+        run: spectral lint http://localhost:8080/api/v2/openapi.json --ruleset .spectral.yml -D

src/inc/apiv2/common/AbstractBaseAPI.php

@@ -186,6 +186,18 @@ protected function getUpdateHandlers($id, $current_user): array {
   public function aggregateData(object $object, array &$includedData = [], ?array $aggregateFieldsets = null): array {
     return [];
   }
+
+  /**
+   * Return supported aggregate fieldsets/options for this endpoint.
+   *
+   * Format:
+   * [
+   *   'resourceKey' => ['option1', 'option2']
+   * ]
+   */
+  public function getAggregateFieldsets(): array {
+    return [];
+  }
 
   /**
    * Take all the dba features and converts them to a list.

src/inc/apiv2/common/OpenAPISchemaUtils.php

@@ -126,16 +126,13 @@ static function makeLinks($uri): array {
   }
 
   //TODO relationship array is unnecessarily indexed in the swagger UI
-  static function makeRelationships($class, $uri): array {
+  static function makeRelationships($relationshipsNames, $uri): array {
     $properties = [];
-    $relationshipsNames = array_merge(array_keys($class->getToOneRelationships()), array_keys($class->getToManyRelationships()));
     sort($relationshipsNames);
     foreach ($relationshipsNames as $relationshipName) {
       $self = $uri . "/relationships/" . $relationshipName;
       $related = $uri . "/" . $relationshipName;
-      $properties[] = [
-        "properties" => [
-          $relationshipName => [
+      $properties[$relationshipName] = [
             "type" => "object",
             "properties" => [
               "links" => [
@@ -152,9 +149,6 @@ static function makeRelationships($class, $uri): array {
                 ]
               ]
             ]
-          ]
-
-        ]
       ];
     }
     return $properties;
@@ -166,19 +160,18 @@ static function getTUSHeader(): array {
         Must always be set to `1.0.0` in compliant servers.",
       "schema" => [
         "type" => "string",
-        "enum" => "enum: ['1.0.0']"
+        "enum" => ['1.0.0']
       ]
     ];
   }
 
   //TODO expandables array is unnecessarily indexed in the swagger UI
-  static function makeExpandables($class, $container): array {
+  static function makeExpandables($expandables, $container): array {
     $properties = [];
-    $expandables = array_merge($class->getToOneRelationships(), $class->getToManyRelationships());
     foreach ($expandables as $expand => $expandVal) {
       $expandClass = $expandVal["relationType"];
       $expandApiClass = new ($container->get('classMapper')->get($expandClass))($container);
-      $properties[] = [
+      $properties[$expand] = [
         "properties" => [
           "id" => [
             "type" => "integer"
@@ -197,20 +190,44 @@ static function makeExpandables($class, $container): array {
     return $properties;
   }
 
-  static function mapToProperties($map): array {
-    $properties = array_map(function ($value) {
-      return [
-        "type" => "string",
-        "default" => $value,
-      ];
-    }, $map);
-    return [
-      "type" => "array",
-      "items" => [
-        "type" => "object",
-        "properties" => $properties
-      ]
-    ];
+  static function mapToProperties(mixed $value): array {
+    if (is_null($value)) {
+      return ["nullable" => true, "type" => "string"];
+    } elseif (is_bool($value)) {
+      return ["type" => "boolean", "example" => $value];
+    } elseif (is_int($value)) {
+      return ["type" => "integer", "example" => $value];
+    } elseif (is_float($value)) {
+      return ["type" => "number", "example" => $value];
+    } elseif (is_string($value)) {
+      return ["type" => "string", "example" => $value];
+    } elseif (is_array($value)) {
+      if (empty($value)) {
+        return ["type" => "array"];
+      }
+      if (array_is_list($value)) {
+        /* Merge properties from all items to capture the most complete schema */
+        $mergedProperties = [];
+        foreach ($value as $item) {
+          $itemSchema = self::mapToProperties($item);
+          if (isset($itemSchema['properties'])) {
+            $mergedProperties = array_merge($mergedProperties, $itemSchema['properties']);
+          }
+        }
+        $itemSchema = self::mapToProperties($value[0]);
+        if (!empty($mergedProperties)) {
+          $itemSchema['properties'] = $mergedProperties;
+        }
+        return ["type" => "array", "items" => $itemSchema];
+      } else {
+        $properties = [];
+        foreach ($value as $key => $val) {
+          $properties[$key] = self::mapToProperties($val);
+        }
+        return ["type" => "object", "properties" => $properties];
+      }
+    }
+    return ["type" => "string"];
   }
 
   /**