GraphQL API: Add password_change_allowed to SiteConfig (#2857)

crates/handlers/src/graphql/model/site_config.rs

@@ -34,11 +34,14 @@ pub struct SiteConfig {
     /// Imprint to show in the footer.
     imprint: Option<String>,
 
-    /// Whether user can change their email.
+    /// Whether users can change their email.
     email_change_allowed: bool,
 
-    /// Whether user can change their display name.
+    /// Whether users can change their display name.
     display_name_change_allowed: bool,
+
+    /// Whether passwords are enabled and users can change their own passwords.
+    password_change_allowed: bool,
 }
 
 #[ComplexObject]
@@ -60,6 +63,7 @@ impl SiteConfig {
             imprint: data_model.imprint.clone(),
             email_change_allowed: data_model.email_change_allowed,
             display_name_change_allowed: data_model.displayname_change_allowed,
+            password_change_allowed: data_model.password_change_allowed,
         }
     }
 }

frontend/schema.graphql

@@ -1341,14 +1341,18 @@ type SiteConfig implements Node {
   """
   imprint: String
   """
-  Whether user can change their email.
+  Whether users can change their email.
   """
   emailChangeAllowed: Boolean!
   """
-  Whether user can change their display name.
+  Whether users can change their display name.
   """
   displayNameChangeAllowed: Boolean!
   """
+  Whether passwords are enabled and users can change their own passwords.
+  """
+  passwordChangeAllowed: Boolean!
+  """
   The ID of the site configuration.
   """
   id: ID!

frontend/src/gql/graphql.ts

@@ -997,14 +997,16 @@ export enum SetPrimaryEmailStatus {
 
 export type SiteConfig = Node & {
   __typename?: 'SiteConfig';
-  /** Whether user can change their display name. */
+  /** Whether users can change their display name. */
   displayNameChangeAllowed: Scalars['Boolean']['output'];
-  /** Whether user can change their email. */
+  /** Whether users can change their email. */
   emailChangeAllowed: Scalars['Boolean']['output'];
   /** The ID of the site configuration. */
   id: Scalars['ID']['output'];
   /** Imprint to show in the footer. */
   imprint?: Maybe<Scalars['String']['output']>;
+  /** Whether passwords are enabled and users can change their own passwords. */
+  passwordChangeAllowed: Scalars['Boolean']['output'];
   /** The URL to the privacy policy. */
   policyUri?: Maybe<Scalars['Url']['output']>;
   /** The server name of the homeserver. */

frontend/src/gql/schema.ts

@@ -2499,6 +2499,17 @@ export default {
             },
             "args": []
           },
+          {
+            "name": "passwordChangeAllowed",
+            "type": {
+              "kind": "NON_NULL",
+              "ofType": {
+                "kind": "SCALAR",
+                "name": "Any"
+              }
+            },
+            "args": []
+          },
           {
             "name": "policyUri",
             "type": {