fix: coerce object-shaped page profiles before viewport lookup

inc/v2/PageProfiler/Profile.php

@@ -384,7 +384,7 @@ public function is_in_all_viewports( int $image_id ): bool {
 	 */
 	public function is_lcp_image_in_all_viewports( int $image_id ): bool {
 		foreach ( self::get_active_devices() as $device ) {
-			if ( ( ( self::$current_profile_data[ $device ]['lcp']['type'] ?? '' ) === 'img' ) && ( self::$current_profile_data[ $device ]['lcp']['imageId'] === $image_id ) ) {
+			if ( ( ( self::$current_profile_data[ $device ]['lcp']['type'] ?? '' ) === 'img' ) && ( ( self::$current_profile_data[ $device ]['lcp']['imageId'] ?? null ) === $image_id ) ) {
 				return true;
 			}
 		}

inc/v2/PageProfiler/Storage/Base.php

@@ -22,10 +22,42 @@ abstract public function store( string $key, array $data );
 	 * Retrieve data by key.
 	 *
 	 * @param string $key The unique identifier for the data to retrieve.
-	 * @return array|false The stored data or null if not found.
+	 * @return array<string, mixed>|false The stored data or false if not found.
 	 */
 	abstract public function get( string $key );
 
+	/**
+	 * Coerce a stored profiler payload to an array.
+	 *
+	 * Object-cache backends that JSON-decode without associative arrays return stdClass.
+	 * Nested objects (e.g. `af`, `bg`, `lcp`) are converted recursively.
+	 *
+	 * @param mixed $value Raw storage value.
+	 * @return array<string|int, mixed>|false
+	 */
+	public static function normalize_value( $value ) {
+		if ( false === $value || null === $value ) {
+			return false;
+		}
+
+		if ( is_object( $value ) ) {
+			$value = get_object_vars( $value );
+		}
+
+		if ( ! is_array( $value ) ) {
+			return false;
+		}
+
+		foreach ( $value as $key => $item ) {
+			if ( is_object( $item ) || is_array( $item ) ) {
+				$normalized_item = self::normalize_value( $item );
+				$value[ $key ]     = ( false !== $normalized_item ) ? $normalized_item : [];
+			}
+		}
+
+		return $value;
+	}
+
 	/**
 	 * Delete data by key.
 	 *

inc/v2/PageProfiler/Storage/ObjectCache.php

@@ -55,10 +55,10 @@ public function store( string $key, array $data ) {
 	 * Retrieve data from the object cache.
 	 *
 	 * @param string $key The unique identifier for the data to retrieve.
-	 * @return array|false The stored data or false if not found.
+	 * @return array<string, mixed>|false The stored data or false if not found.
 	 */
 	public function get( string $key ) {
-		return wp_cache_get( $key, self::GROUP );
+		return self::normalize_value( wp_cache_get( $key, self::GROUP ) );
 	}
 
 	/**

inc/v2/PageProfiler/Storage/Transients.php

@@ -65,10 +65,10 @@ public function store( string $key, array $data ) {
 	 * Retrieves data from a transient.
 	 *
 	 * @param string $key The key to retrieve data for.
-	 * @return mixed The stored data or false if the transient doesn't exist or has expired.
+	 * @return array<string, mixed>|false The stored data or false if the transient doesn't exist or has expired.
 	 */
 	public function get( string $key ) {
-		return get_transient( $this->get_key( $key ) );
+		return self::normalize_value( get_transient( $this->get_key( $key ) ) );
 	}
 
 	/**

phpstan-baseline.neon

@@ -3072,12 +3072,6 @@ parameters:
 			count: 1
 			path: inc/v2/PageProfiler/Storage/Base.php
 
-		-
-			message: '#^Method OptimoleWP\\PageProfiler\\Storage\\Base\:\:get\(\) return type has no value type specified in iterable type array\.$#'
-			identifier: missingType.iterableValue
-			count: 1
-			path: inc/v2/PageProfiler/Storage/Base.php
-
 		-
 			message: '#^Method OptimoleWP\\PageProfiler\\Storage\\Base\:\:store\(\) has no return type specified\.$#'
 			identifier: missingType.return
@@ -3090,12 +3084,6 @@ parameters:
 			count: 1
 			path: inc/v2/PageProfiler/Storage/Base.php
 
-		-
-			message: '#^Method OptimoleWP\\PageProfiler\\Storage\\ObjectCache\:\:get\(\) return type has no value type specified in iterable type array\.$#'
-			identifier: missingType.iterableValue
-			count: 1
-			path: inc/v2/PageProfiler/Storage/ObjectCache.php
-
 		-
 			message: '#^Method OptimoleWP\\PageProfiler\\Storage\\ObjectCache\:\:store\(\) has parameter \$data with no value type specified in iterable type array\.$#'
 			identifier: missingType.iterableValue