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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | 1x 1x 1x 1x 4x 4x 4x 4x | import { Logger } from "../../../logger";
import { IRequest } from "../../../server/request";
import { RedisToken } from "../../protocol/redis-token";
import { IRespCommand } from "../resp-command";
/**
* ### Available since 2.0.0.
* ### PUBLISH channel message
*
* Posts a message to the given channel.
*
* ### Return value
* Integer reply: the number of clients that received the message.
*/
export class PublishCommand extends IRespCommand {
public maxParams = 2
public minParams = 2
public name = "publish"
private logger: Logger = new Logger(module.id);
public execSync(request: IRequest): RedisToken {
this.logger.debug(
`${request.getCommand()}.execute(%s)`,
...request.getParams()
);
const channel: string = request.getParam(0),
message: string = request.getParam(1);
this.logger.debug(`Publishing to channel "${channel}" > "${message}"`);
const responses: number = request.getServerContext().publish(
channel,
message
);
this.logger.debug(`The message was delivered to ${responses} client(s)`);
return RedisToken.integer(responses);
}
}
|