1 files changed, 44 insertions, 0 deletions
diff --git a/matrix-specification/Data/Capabilities.php b/matrix-specification/Data/Capabilities.php
new file mode 100644
index 0000000..3aa54a7
--- /dev/null
+++ b/matrix-specification/Data/Capabilities.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace Matrix\Data;
+
+use Matrix\Data\Capability\BooleanCapability;
+use Matrix\Data\Capability\ProfileFieldsCapability;
+use Matrix\Data\Capability\RoomVersionsCapability;
+
+class Capabilities implements \JsonSerializable
+{
+  /**
+   * @param array<string, mixed> $otherProperties
+   */
+  public function __construct(
+    private ?BooleanCapability $threePidChanges = null,
+    private ?BooleanCapability $changePassword = null,
+    private ?BooleanCapability $getLoginToken = null,
+    private ?ProfileFieldsCapability $profileFields = null,
+    private ?RoomVersionsCapability $roomVersions = null,
+    private ?BooleanCapability $setAvatarUrl = null,
+    private ?BooleanCapability $setDisplayname = null,
+    private ?array $otherProperties = null,
+  )
+  {}
+
+  public function jsonSerialize(): array
+  {
+    $data = [
+      "m.3pid_changes" => $this->threePidChanges,
+      "m.change_password" => $this->changePassword,
+      "m.get_login_token" => $this->getLoginToken,
+      "m.profile_fields" => $this->profileFields,
+      "m.room_versions" => $this->roomVersions,
+      "m.set_avatar_url" => $this->setAvatarUrl,
+      "m.set_displayname" => $this->setDisplayname,
+    ];
+
+    if (! empty($this->otherProperties)) {
+      $data += $this->otherProperties;
+    }
+    
+    return array_filter($data, fn ($value) => ! is_null($value));
+  }
+}