fediblock-instance/back/lib/apexcustom.js

// custom side-effects for your app
module.exports = (app, apex, client) => {
    const { sendFederatedMessage, requestPart } = require('./util'),
        constant = require('../constant')
    app.on('apex-outbox', msg => {
        if (typeof msg === 'object'
            && !Object.keys(msg).filter(prop => msg[prop]
                && typeof msg[prop] === 'object').some(prop => !(msg[prop].hasOwnProperty('id')
                    && msg[prop].hasOwnProperty('type')))
            && msg.activity
            && msg.activity.type) {
            console.log(`New ${msg.activity.type} from ${msg.actor.id} to ${msg.recipient.id}`)
        } else {
            console.log(JSON.stringify(msg, '', 2))
        }
    })
    app.on('apex-inbox', async msg => {
        if (typeof msg === 'object'
            && !Object.keys(msg).filter(prop => msg[prop]
                && typeof msg[prop] === 'object').some(prop => !(msg[prop].hasOwnProperty('id')
                    && msg[prop].hasOwnProperty('type')))
            && msg.activity
            && msg.activity.type) {
            const type = msg.activity.type.toLowerCase()
            if (type === 'follow' && msg.recipient.type.toLowerCase() === 'person') {
                await apex.acceptFollow(msg.recipient, msg.activity)
                const act = await apex.buildActivity('Accept', apex.utils.usernameToIRI(constant.nick), ['https://www.w3.org/ns/activitystreams#Public'].concat([msg.actor.id]), {
                    actor: msg.recipient,
                    object: msg.activity
                })
                await apex.addToOutbox(await apex.store.getObject(apex.utils.usernameToIRI(constant.nick), true), act)
            }
            if (type === 'create' && msg.object.type.toLowerCase() === 'note' && msg.actor.preferredUsername && msg.object.content) {
                const name = Array.isArray(msg.actor.preferredUsername) ? msg.actor.preferredUsername[0] : msg.actor.preferredUsername,
                    content = ('' + msg.object.content).replace(/<[^>]*>?/gm, '').split(' ').filter(token => !token.startsWith('@'))
                if (msg.recipient.id === apex.utils.usernameToIRI(constant.nick)) {
                    if (content.length === 1) {
                        try {
                            const instance = content.join('').trim()
                            if (instance === 'stats') {
                                const statsres = await requestPart('https://' + constant.apexdomain + '/api/stats')
                                await sendFederatedMessage(constant.nick, null, `STATS\n
Statuses AVG: ${Math.round(statsres.status_avg)}
Statuses MAX: ${statsres.status_max}
Domain AVG: ${Math.round(statsres.domain_avg)}
Domain MAX: ${statsres.domain_max}
Users AVG: ${Math.round(statsres.user_avg)}
Users MAX: ${statsres.user_max}
Stats Instances: ${statsres.stats_filtered}
Total Instances: ${statsres.instance_count}
Users by Instance: ${(Math.round(statsres.user_avg) / statsres.instance_count).toFixed(2)}
Statuses by Domain: ${(Math.round(statsres.status_avg) / Math.round(statsres.domain_avg)).toFixed(2)}
Statuses by User: ${(Math.round(statsres.status_avg) / Math.round(statsres.user_avg)).toFixed(2)}
https://${constant.apexdomain}`, msg.actor.id, msg.object.id)
                            } else {
                                const json = await requestPart('https://' + constant.apexdomain + '/api/detail/' + instance)
                                if (json && json.blocks && Array.isArray(json.blocks) && json.blocks.length > 0) {
                                    const res = await requestPart('https://' + constant.apexdomain + '/api/list/' + instance)
                                    if (res && res.instances && Array.isArray(res.instances)) {
                                        res.instances.map(async r => {
                                            if (r.domain === instance) {
                                                await sendFederatedMessage(constant.nick, null, 'Instance ' + instance + ' has ' + json.blocks.length + ' blocks\n'
                                                    + (r.api.title ? '\n'
                                                        + r.api.title + ' - ' + r.api.uri + '\n'
                                                        + (r.api.email ? 'Email: ' + r.api.email + '\n' : '')
                                                        + 'Registration: ' + (r.api.registrations ? 'open' : 'closed') + ' - Version: ' + r.api.version + '\n'
                                                        + (r.api.stats ? 'Users: ' + r.api.stats.user_count + ' - Statuses: ' + r.api.stats.status_count + ' - Domains: ' + r.api.stats.domain_count + '\n' : '')
                                                        + (r.api.description ? 'Description: ' + r.api.description + '\n' : '') : '')
                                                    + 'https://' + constant.apexdomain + '/#' + instance, msg.actor.id, msg.object.id)
                                            }
                                        })
                                    } else {
                                        await sendFederatedMessage(constant.nick, null, 'Instance ' + instance + ' has ' + json.blocks.length + ' blocks - https://' + constant.apexdomain + '/#' + instance, msg.actor.id, msg.object.id)
                                    }
                                } else {
                                    await sendFederatedMessage(constant.nick, null, 'Instance ' + instance + ' not found, next try.', msg.actor.id, msg.object.id)
                                }
                            }
                        } catch (e) {
                            await sendFederatedMessage(constant.nick, null, e.message, msg.actor.id, msg.object.id)
                            // console.error(e)
                        }
                    } else {
                        await sendFederatedMessage(constant.nick, 'Hi ' + name, 'I know ' + (await client.count({ index: constant.index })).count + ' Federated Instances\nScanning ' + app.locals.server + ' instance with ' + app.locals.scantotal + ' peers\nScanned ' + app.locals.peers + ' peers from ' + app.locals.instances + ' instances, ' + app.locals.created + ' created, ' + app.locals.updated + ' updated\nhttps://' + constant.apexdomain, msg.actor.id, msg.object.id)
                    }
                }
                console.log(`New note from ${name} to ${msg.recipient.id}: ${content.join(' ')}`)
            } else if (type !== 'delete') {
                console.log(`New ${msg.activity.type} from ${msg.actor.id} to ${msg.recipient.id}`)
            } else {
                console.log(`New ${msg.activity.type} from ${msg.actor.id} to ${msg.recipient.id}`)
            }
        } else {
            console.log(JSON.stringify(msg, '', 2))
        }
    })
}