Updated 18 files, added 1692 files and deleted includes/system/compare.inc (automated)

1 files changed, 152 insertions, 0 deletions

diff --git a/includes/external/matrix/node_modules/matrix-js-sdk/src/room-hierarchy.ts b/includes/external/matrix/node_modules/matrix-js-sdk/src/room-hierarchy.ts
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+/*
+Copyright 2021 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import { Room } from "./models/room";
+import { IHierarchyRoom, IHierarchyRelation } from "./@types/spaces";
+import { MatrixClient } from "./client";
+import { EventType } from "./@types/event";
+import { MatrixError } from "./http-api";
+
+export class RoomHierarchy {
+    // Map from room id to list of servers which are listed as a via somewhere in the loaded hierarchy
+    public readonly viaMap = new Map<string, Set<string>>();
+    // Map from room id to list of rooms which claim this room as their child
+    public readonly backRefs = new Map<string, string[]>();
+    // Map from room id to object
+    public readonly roomMap = new Map<string, IHierarchyRoom>();
+    private loadRequest?: ReturnType<MatrixClient["getRoomHierarchy"]>;
+    private nextBatch?: string;
+    private _rooms?: IHierarchyRoom[];
+    private serverSupportError?: Error;
+
+    /**
+     * Construct a new RoomHierarchy
+     *
+     * A RoomHierarchy instance allows you to easily make use of the /hierarchy API and paginate it.
+     *
+     * @param root - the root of this hierarchy
+     * @param pageSize - the maximum number of rooms to return per page, can be overridden per load request.
+     * @param maxDepth - the maximum depth to traverse the hierarchy to
+     * @param suggestedOnly - whether to only return rooms with suggested=true.
+     */
+    public constructor(
+        public readonly root: Room,
+        private readonly pageSize?: number,
+        private readonly maxDepth?: number,
+        private readonly suggestedOnly = false,
+    ) {}
+
+    public get noSupport(): boolean {
+        return !!this.serverSupportError;
+    }
+
+    public get canLoadMore(): boolean {
+        return !!this.serverSupportError || !!this.nextBatch || !this._rooms;
+    }
+
+    public get loading(): boolean {
+        return !!this.loadRequest;
+    }
+
+    public get rooms(): IHierarchyRoom[] | undefined {
+        return this._rooms;
+    }
+
+    public async load(pageSize = this.pageSize): Promise<IHierarchyRoom[]> {
+        if (this.loadRequest) return this.loadRequest.then((r) => r.rooms);
+
+        this.loadRequest = this.root.client.getRoomHierarchy(
+            this.root.roomId,
+            pageSize,
+            this.maxDepth,
+            this.suggestedOnly,
+            this.nextBatch,
+        );
+
+        let rooms: IHierarchyRoom[];
+        try {
+            ({ rooms, next_batch: this.nextBatch } = await this.loadRequest);
+        } catch (e) {
+            if ((<MatrixError>e).errcode === "M_UNRECOGNIZED") {
+                this.serverSupportError = <MatrixError>e;
+            } else {
+                throw e;
+            }
+
+            return [];
+        } finally {
+            this.loadRequest = undefined;
+        }
+
+        if (this._rooms) {
+            this._rooms = this._rooms.concat(rooms);
+        } else {
+            this._rooms = rooms;
+        }
+
+        rooms.forEach((room) => {
+            this.roomMap.set(room.room_id, room);
+
+            room.children_state.forEach((ev) => {
+                if (ev.type !== EventType.SpaceChild) return;
+                const childRoomId = ev.state_key;
+
+                // track backrefs for quicker hierarchy navigation
+                if (!this.backRefs.has(childRoomId)) {
+                    this.backRefs.set(childRoomId, []);
+                }
+                this.backRefs.get(childRoomId)!.push(room.room_id);
+
+                // fill viaMap
+                if (Array.isArray(ev.content.via)) {
+                    if (!this.viaMap.has(childRoomId)) {
+                        this.viaMap.set(childRoomId, new Set());
+                    }
+                    const vias = this.viaMap.get(childRoomId)!;
+                    ev.content.via.forEach((via) => vias.add(via));
+                }
+            });
+        });
+
+        return rooms;
+    }
+
+    public getRelation(parentId: string, childId: string): IHierarchyRelation | undefined {
+        return this.roomMap.get(parentId)?.children_state.find((e) => e.state_key === childId);
+    }
+
+    public isSuggested(parentId: string, childId: string): boolean | undefined {
+        return this.getRelation(parentId, childId)?.content.suggested;
+    }
+
+    // locally remove a relation as a form of local echo
+    public removeRelation(parentId: string, childId: string): void {
+        const backRefs = this.backRefs.get(childId);
+        if (backRefs?.length === 1) {
+            this.backRefs.delete(childId);
+        } else if (backRefs?.length) {
+            this.backRefs.set(
+                childId,
+                backRefs.filter((ref) => ref !== parentId),
+            );
+        }
+
+        const room = this.roomMap.get(parentId);
+        if (room) {
+            room.children_state = room.children_state.filter((ev) => ev.state_key !== childId);
+        }
+    }
+}