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Actor.fromLocalUser()

This commit is contained in:
Bryan Ashby 2023-01-08 13:42:52 -07:00
parent 2370185bcc
commit e5b2beffcf
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2 changed files with 69 additions and 118 deletions
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61
core/activitypub_actor.js
View File

@ -4,9 +4,15 @@
// ENiGMA½
const actorDb = require('./database.js').dbs.actor;
const { Errors } = require('./enig_error.js');
const Events = require('./events.js');
const { ActorProps } = require('./activitypub_actor_property');
const { isValidLink } = require('./activitypub_util');
const UserProps = require('./user_property');
const {
webFingerProfileUrl,
makeUserUrl,
selfUrl,
isValidLink,
} = require('./activitypub_util');
const Log = require('./logger').log;
// deps
const assert = require('assert');
@ -54,8 +60,55 @@ module.exports = class Actor {
return true;
}
// :TODO: create an Actor object from a local user
static fromLocalUser(userId, cb) {}
// :TODO: from a User object
static fromLocalUser(user, webServer, cb) {
const userSelfUrl = selfUrl(webServer, user);
const obj = {
'@context': [
'https://www.w3.org/ns/activitystreams',
'https://w3id.org/security/v1', // :TODO: add support
],
id: userSelfUrl,
type: 'Person',
preferredUsername: user.username,
name: user.getSanitizedName('real'),
endpoints: {
sharedInbox: 'TODO',
},
inbox: makeUserUrl(webServer, user, '/ap/users/') + '/inbox',
outbox: makeUserUrl(webServer, user, '/ap/users/') + '/outbox',
followers: makeUserUrl(webServer, user, '/ap/users/') + '/followers',
following: makeUserUrl(webServer, user, '/ap/users/') + '/following',
summary: user.getProperty(UserProps.AutoSignature) || '',
url: webFingerProfileUrl(webServer, user),
// :TODO: we can start to define BBS related stuff with the community perhaps
// attachment: [
// {
// name: 'SomeNetwork Address',
// type: 'PropertyValue',
// value: 'Mateo@21:1/121',
// },
// ],
};
const publicKeyPem = user.getProperty(UserProps.PublicKeyMain);
if (!_.isEmpty(publicKeyPem)) {
obj.publicKey = {
id: userSelfUrl + '#main-key',
owner: userSelfUrl,
publicKeyPem,
};
} else {
Log.warn(
{ username: user.username },
`No public key (${UserProps.PublicKeyMain}) for user "${user.username}"`
);
}
return cb(null, new Actor(obj));
}
static fromRemoteUrl(url, cb) {
const headers = {

114
core/servers/content/web_handlers/activitypub.js
View File

@ -214,54 +214,6 @@ exports.getModule = class ActivityPubWebHandler extends WebHandlerModule {
});
}
// :TODO: replace me with a fetch-and-cache in Actor, wrapped in e.g. Actor.fetch(url, options, cb)
_fetchActor(actorUrl, cb) {
const headers = {
Accept: 'application/activity+json',
};
https
.get(actorUrl, { headers }, res => {
if (res.statusCode !== 200) {
return cb(Errors.Invalid(`Bad HTTP status code: ${req.statusCode}`));
}
const contentType = res.headers['content-type'];
if (
!_.isString(contentType) ||
!contentType.startsWith('application/activity+json')
) {
return cb(Errors.Invalid(`Invalid Content-Type: ${contentType}`));
}
res.setEncoding('utf8');
let body = '';
res.on('data', data => {
body += data;
});
res.on('end', () => {
try {
const actor = JSON.parse(body);
if (
!Array.isArray(actor['@context']) ||
actor['@context'][0] !==
'https://www.w3.org/ns/activitystreams'
) {
return cb(
Errors.Invalid('Invalid or missing Actor "@context"')
);
}
return cb(null, actor);
} catch (e) {
return cb(e);
}
});
})
.on('error', err => {
return cb(err);
});
}
_validateKeyId(keyId) {
if (!keyId) {
return false;
@ -275,74 +227,19 @@ exports.getModule = class ActivityPubWebHandler extends WebHandlerModule {
console.log(req);
}
// _populateKeyIdInfo(keyId, info) {
// if (!_.isString(keyId)) {
// return false;
// }
// const m = /^https?:\/\/.+\/(.+)#(main-key)$/.exec(keyId);
// if (!m || !m.length === 3) {
// return false;
// }
// info.accountName = m[1];
// info.keyType = m[2];
// return true;
// }
_selfAsActorHandler(user, req, resp) {
this.log.trace(
{ username: user.username },
`Serving ActivityPub Actor for "${user.username}"`
);
const userSelfUrl = selfUrl(this.webServer, user);
// :TODO: something like: Actor.makeActor(...)
const bodyJson = {
'@context': [
'https://www.w3.org/ns/activitystreams',
'https://w3id.org/security/v1',
],
id: userSelfUrl,
type: 'Person',
preferredUsername: user.username,
name: user.getSanitizedName('real'),
endpoints: {
sharedInbox: 'TODO',
},
inbox: makeUserUrl(this.webServer, user, '/ap/users/') + '/inbox',
outbox: makeUserUrl(this.webServer, user, '/ap/users/') + '/outbox',
followers: makeUserUrl(this.webServer, user, '/ap/users/') + '/followers',
following: makeUserUrl(this.webServer, user, '/ap/users/') + '/following',
summary: user.getProperty(UserProps.AutoSignature) || '',
url: webFingerProfileUrl(this.webServer, user),
// :TODO: we can start to define BBS related stuff with the community perhaps
// attachment: [
// {
// name: 'SomeNetwork Address',
// type: 'PropertyValue',
// value: 'Mateo@21:1/121',
// },
// ],
};
const publicKeyPem = user.getProperty(UserProps.PublicKeyMain);
if (!_.isEmpty(publicKeyPem)) {
bodyJson['publicKey'] = {
id: userSelfUrl + '#main-key',
owner: userSelfUrl,
publicKeyPem,
};
} else {
this.log.warn(
{ username: user.username },
`No public key (${UserProps.PublicKeyMain}) for user "${user.username}"`
);
Actor.fromLocalUser(user, this.webServer, (err, actor) => {
if (err) {
// :TODO: Log me
return this.webServer.internalServerError(resp);
}
const body = JSON.stringify(bodyJson);
const body = JSON.stringify(actor);
const headers = {
'Content-Type': 'application/activity+json',
@ -351,6 +248,7 @@ exports.getModule = class ActivityPubWebHandler extends WebHandlerModule {
resp.writeHead(200, headers);
return resp.end(body);
});
}
_standardSelfHandler(user, req, resp) {