1 files changed, 161 insertions, 0 deletions
diff --git a/includes/external/matrix/node_modules/matrix-js-sdk/src/crypto/deviceinfo.ts b/includes/external/matrix/node_modules/matrix-js-sdk/src/crypto/deviceinfo.ts
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+++ b/includes/external/matrix/node_modules/matrix-js-sdk/src/crypto/deviceinfo.ts
@@ -0,0 +1,161 @@
+/*
+Copyright 2016 - 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 { ISignatures } from "../@types/signed";
+
+export interface IDevice {
+    keys: Record<string, string>;
+    algorithms: string[];
+    verified: DeviceVerification;
+    known: boolean;
+    unsigned?: Record<string, any>;
+    signatures?: ISignatures;
+}
+
+enum DeviceVerification {
+    Blocked = -1,
+    Unverified = 0,
+    Verified = 1,
+}
+
+/**
+ * Information about a user's device
+ */
+export class DeviceInfo {
+    /**
+     * rehydrate a DeviceInfo from the session store
+     *
+     * @param obj -  raw object from session store
+     * @param deviceId - id of the device
+     *
+     * @returns new DeviceInfo
+     */
+    public static fromStorage(obj: Partial<IDevice>, deviceId: string): DeviceInfo {
+        const res = new DeviceInfo(deviceId);
+        for (const prop in obj) {
+            if (obj.hasOwnProperty(prop)) {
+                // @ts-ignore - this is messy and typescript doesn't like it
+                res[prop as keyof IDevice] = obj[prop as keyof IDevice];
+            }
+        }
+        return res;
+    }
+
+    public static DeviceVerification = {
+        VERIFIED: DeviceVerification.Verified,
+        UNVERIFIED: DeviceVerification.Unverified,
+        BLOCKED: DeviceVerification.Blocked,
+    };
+
+    /** list of algorithms supported by this device */
+    public algorithms: string[] = [];
+    /** a map from `<key type>:<id> -> <base64-encoded key>` */
+    public keys: Record<string, string> = {};
+    /** whether the device has been verified/blocked by the user */
+    public verified = DeviceVerification.Unverified;
+    /**
+     * whether the user knows of this device's existence
+     * (useful when warning the user that a user has added new devices)
+     */
+    public known = false;
+    /** additional data from the homeserver */
+    public unsigned: Record<string, any> = {};
+    public signatures: ISignatures = {};
+
+    /**
+     * @param deviceId - id of the device
+     */
+    public constructor(public readonly deviceId: string) {}
+
+    /**
+     * Prepare a DeviceInfo for JSON serialisation in the session store
+     *
+     * @returns deviceinfo with non-serialised members removed
+     */
+    public toStorage(): IDevice {
+        return {
+            algorithms: this.algorithms,
+            keys: this.keys,
+            verified: this.verified,
+            known: this.known,
+            unsigned: this.unsigned,
+            signatures: this.signatures,
+        };
+    }
+
+    /**
+     * Get the fingerprint for this device (ie, the Ed25519 key)
+     *
+     * @returns base64-encoded fingerprint of this device
+     */
+    public getFingerprint(): string {
+        return this.keys["ed25519:" + this.deviceId];
+    }
+
+    /**
+     * Get the identity key for this device (ie, the Curve25519 key)
+     *
+     * @returns base64-encoded identity key of this device
+     */
+    public getIdentityKey(): string {
+        return this.keys["curve25519:" + this.deviceId];
+    }
+
+    /**
+     * Get the configured display name for this device, if any
+     *
+     * @returns displayname
+     */
+    public getDisplayName(): string | null {
+        return this.unsigned.device_display_name || null;
+    }
+
+    /**
+     * Returns true if this device is blocked
+     *
+     * @returns true if blocked
+     */
+    public isBlocked(): boolean {
+        return this.verified == DeviceVerification.Blocked;
+    }
+
+    /**
+     * Returns true if this device is verified
+     *
+     * @returns true if verified
+     */
+    public isVerified(): boolean {
+        return this.verified == DeviceVerification.Verified;
+    }
+
+    /**
+     * Returns true if this device is unverified
+     *
+     * @returns true if unverified
+     */
+    public isUnverified(): boolean {
+        return this.verified == DeviceVerification.Unverified;
+    }
+
+    /**
+     * Returns true if the user knows about this device's existence
+     *
+     * @returns true if known
+     */
+    public isKnown(): boolean {
+        return this.known === true;
+    }
+}