TeaWeb/shared/js/permission/GroupManager.ts

353 lines
12 KiB
TypeScript

import {LaterPromise} from "../utils/LaterPromise";
import {LogCategory, logDebug, logError, logWarn} from "../log";
import {PermissionManager, PermissionValue} from "../permission/PermissionManager";
import {ServerCommand} from "../connection/ConnectionBase";
import {CommandResult} from "../connection/ServerConnectionDeclaration";
import {ConnectionEvents, ConnectionHandler, ConnectionState} from "../ConnectionHandler";
import {AbstractCommandHandler} from "../connection/AbstractCommandHandler";
import {Registry} from "../events";
import {tr} from "../i18n/localize";
export enum GroupType {
QUERY,
TEMPLATE,
NORMAL
}
export enum GroupTarget {
SERVER,
CHANNEL
}
export class GroupProperties {
iconid: number = 0;
sortid: number = 0;
savedb: boolean = false;
namemode: number = 0;
}
export class GroupPermissionRequest {
group_id: number;
promise: LaterPromise<PermissionValue[]>;
}
export type GroupUpdate = { key: GroupProperty, group: Group, oldValue: any, newValue: any };
export interface GroupManagerEvents {
notify_reset: {},
notify_groups_created: {
groups: Group[],
cause: "list-update" | "initialize" | "user-action"
},
notify_groups_deleted: {
groups: Group[],
cause: "list-update" | "reset" | "user-action"
},
notify_groups_updated: { updates: GroupUpdate[] },
/* will be fired when all server and channel groups have been received */
notify_groups_received: {}
}
export type GroupProperty = "name" | "icon" | "sort-id" | "save-db" | "name-mode";
export interface GroupEvents {
notify_group_deleted: { },
notify_properties_updated: {
updated_properties: GroupProperty[];
},
notify_needed_powers_updated: { }
}
export class Group {
readonly handle: GroupManager;
readonly events: Registry<GroupEvents>;
readonly properties: GroupProperties = new GroupProperties();
readonly id: number;
readonly target: GroupTarget;
readonly type: GroupType;
name: string;
requiredModifyPower: number = 0;
requiredMemberAddPower: number = 0;
requiredMemberRemovePower: number = 0;
constructor(handle: GroupManager, id: number, target: GroupTarget, type: GroupType, name: string) {
this.events = new Registry<GroupEvents>();
this.handle = handle;
this.id = id;
this.target = target;
this.type = type;
this.name = name;
}
updatePropertiesFromGroupList(data: any) : GroupUpdate[] {
const updates = [] as GroupUpdate[];
if(this.name !== data["name"]) {
updates.push({ key: "name", group: this, oldValue: this.name, newValue: data["name"] });
this.name = data["name"];
}
/* icon */
let value = parseInt(data["iconid"]) >>> 0;
if(value !== this.properties.iconid) {
updates.push({ key: "icon", group: this, oldValue: this.properties.iconid, newValue: value });
this.properties.iconid = value;
}
value = parseInt(data["sortid"]);
if(value !== this.properties.sortid) {
updates.push({ key: "sort-id", group: this, oldValue: this.properties.sortid, newValue: value });
this.properties.sortid = value;
}
let flag = parseInt(data["savedb"]) >= 1;
if(flag !== this.properties.savedb) {
updates.push({ key: "save-db", group: this, oldValue: this.properties.savedb, newValue: flag });
this.properties.savedb = flag;
}
value = parseInt(data["namemode"]);
if(value !== this.properties.namemode) {
updates.push({ key: "name-mode", group: this, oldValue: this.properties.namemode, newValue: flag });
this.properties.namemode = value;
}
if(updates.length > 0) {
this.events.fire("notify_properties_updated", { updated_properties: updates.map(e => e.key) });
}
return updates;
}
}
export class GroupManager extends AbstractCommandHandler {
static sorter() : (a: Group, b: Group) => number {
return (a, b) => {
if(!a)
return b ? 1 : 0;
if(!b)
return a ? -1 : 0;
if(a.properties.sortid > b.properties.sortid)
return 1;
if(a.properties.sortid < b.properties.sortid)
return -1;
if(a.id < b.id)
return -1;
if(a.id > b.id)
return 1;
return 0;
}
}
readonly events = new Registry<GroupManagerEvents>();
readonly connectionHandler: ConnectionHandler;
serverGroups: Group[] = [];
channelGroups: Group[] = [];
private allGroupsReceived = false;
private readonly connectionStateListener;
private groupPermissionRequests: GroupPermissionRequest[] = [];
constructor(client: ConnectionHandler) {
super(client.serverConnection);
this.connectionHandler = client;
this.connectionStateListener = (event: ConnectionEvents["notify_connection_state_changed"]) => {
if(event.newState === ConnectionState.DISCONNECTING || event.newState === ConnectionState.UNCONNECTED || event.newState === ConnectionState.CONNECTING) {
this.reset();
}
};
client.serverConnection.getCommandHandler().registerHandler(this);
client.events().on("notify_connection_state_changed", this.connectionStateListener);
this.reset();
}
destroy() {
this.reset();
this.connectionHandler.events().off("notify_connection_state_changed", this.connectionStateListener);
this.connectionHandler.serverConnection?.getCommandHandler().unregisterHandler(this);
this.serverGroups = undefined;
this.channelGroups = undefined;
}
reset() {
if(this.serverGroups.length === 0 && this.channelGroups.length === 0) {
return;
}
logDebug(LogCategory.PERMISSIONS, tr("Resetting server/channel groups"));
this.serverGroups = [];
this.channelGroups = [];
this.allGroupsReceived = false;
for(const permission of this.groupPermissionRequests) {
permission.promise.rejected(tr("Group manager reset"));
}
this.groupPermissionRequests = [];
this.events.fire("notify_reset");
}
handle_command(command: ServerCommand): boolean {
switch (command.command) {
case "notifyservergrouplist":
this.handleGroupList(command.arguments, GroupTarget.SERVER);
return true;
case "notifychannelgrouplist":
this.handleGroupList(command.arguments, GroupTarget.CHANNEL);
return true;
case "notifyservergrouppermlist":
case "notifychannelgrouppermlist":
this.handleGroupPermissionList(command.arguments);
return true;
}
return false;
}
requestGroups(){
this.connectionHandler.serverConnection.send_command("servergrouplist", {}, { process_result: false }).catch(error => {
logWarn(LogCategory.PERMISSIONS, tr("Failed to request the server group list: %o"), error);
});
this.connectionHandler.serverConnection.send_command("channelgrouplist", {}, { process_result: false }).catch(error => {
logWarn(LogCategory.PERMISSIONS, tr("Failed to request the channel group list: %o"), error);
});
}
findServerGroup(id: number) : Group | undefined {
for(let group of this.serverGroups) {
if(group.id === id) {
return group;
}
}
return undefined;
}
findChannelGroup(id: number) : Group | undefined {
for(let group of this.channelGroups)
if(group.id === id)
return group;
return undefined;
}
private handleGroupList(json: any[], target: GroupTarget) {
let groupList = target == GroupTarget.SERVER ? this.serverGroups : this.channelGroups;
const deleteGroups = groupList.slice(0);
const newGroups: Group[] = [];
const groupUpdates: GroupUpdate[] = [];
const isInitialList = groupList.length === 0;
for(const groupData of json) {
let type : GroupType;
switch (parseInt(groupData["type"])) {
case 0: type = GroupType.TEMPLATE; break;
case 1: type = GroupType.NORMAL; break;
case 2: type = GroupType.QUERY; break;
default:
logError(LogCategory.CLIENT, tr("Invalid group type: %o for group %s"), groupData["type"], groupData["name"]);
continue;
}
const groupId = parseInt(target == GroupTarget.SERVER ? groupData["sgid"] : groupData["cgid"]);
let groupIndex = deleteGroups.findIndex(e => e.id === groupId);
let group: Group;
if(groupIndex === -1) {
group = new Group(this, groupId, target, type, groupData["name"]);
groupList.push(group);
newGroups.push(group);
group.updatePropertiesFromGroupList(groupData);
} else {
group = deleteGroups.splice(groupIndex, 1)[0];
groupUpdates.push(...group.updatePropertiesFromGroupList(groupData));
}
group.requiredMemberRemovePower = parseInt(groupData["n_member_removep"]);
group.requiredMemberAddPower = parseInt(groupData["n_member_addp"]);
group.requiredModifyPower = parseInt(groupData["n_modifyp"]);
group.events.fire("notify_needed_powers_updated");
}
if(newGroups.length !== 0) {
this.events.fire("notify_groups_created", { groups: newGroups, cause: isInitialList ? "initialize" : "list-update" });
}
for(const deleted of deleteGroups) {
groupList.remove(deleted);
deleted.events.fire("notify_group_deleted");
}
if(deleteGroups.length !== 0) {
this.events.fire("notify_groups_deleted", { groups: deleteGroups, cause: "list-update" });
}
this.events.fire("notify_groups_updated", { updates: groupUpdates });
if(!this.allGroupsReceived && this.serverGroups.length > 0 && this.channelGroups.length > 0) {
this.allGroupsReceived = true;
this.events.fire("notify_groups_received");
}
}
request_permissions(group: Group) : Promise<PermissionValue[]> {
for(let request of this.groupPermissionRequests)
if(request.group_id == group.id && request.promise.time() + 1000 > Date.now())
return request.promise;
let req = new GroupPermissionRequest();
req.group_id = group.id;
req.promise = new LaterPromise<PermissionValue[]>();
this.groupPermissionRequests.push(req);
this.connectionHandler.serverConnection.send_command(group.target == GroupTarget.SERVER ? "servergrouppermlist" : "channelgrouppermlist", {
cgid: group.id,
sgid: group.id
}).catch(error => {
if(error instanceof CommandResult && error.id == 0x0501)
req.promise.resolved([]);
else
req.promise.rejected(error);
}).then(() => {
//No notify handler
setTimeout(() => {
if(this.groupPermissionRequests.remove(req))
req.promise.rejected(tr("no response"));
}, 1000);
});
return req.promise;
}
private handleGroupPermissionList(json: any[]) {
let group = json[0]["sgid"] ? this.findServerGroup(parseInt(json[0]["sgid"])) : this.findChannelGroup(parseInt(json[0]["cgid"]));
if(!group) {
logError(LogCategory.PERMISSIONS, tr("Got group permissions for group %o/%o, but its not a registered group!"), json[0]["sgid"], json[0]["cgid"]);
return;
}
let requests: GroupPermissionRequest[] = [];
for(let req of this.groupPermissionRequests)
if(req.group_id == group.id)
requests.push(req);
if(requests.length == 0) {
logWarn(LogCategory.PERMISSIONS, tr("Got group permissions for group %o/%o, but it was never requested!"), json[0]["sgid"], json[0]["cgid"]);
return;
}
let permissions = PermissionManager.parse_permission_bulk(json, this.connectionHandler.permissions);
for(let req of requests) {
this.groupPermissionRequests.remove(req);
req.promise.resolved(permissions);
}
}
}