Raven ScottandCursor
96f5893aad
Add adaptive poll helpers, discovery frame dedupe, poll DB read budget, view integrity (draft prune, pin fallback, cross-ref audit, prefs checksum), mesh quiet mode, topic merge counters, and discovery local-only guard. Co-authored-by: Cursor <[email protected]>
90 lines
2.2 KiB
JavaScript
90 lines
2.2 KiB
JavaScript
'use strict'
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const crypto = require('hypercore-crypto')
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const b4a = require('b4a')
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function checksumSettingsSnapshot (obj) {
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const json = JSON.stringify(obj || {})
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return b4a.toString(crypto.hash(b4a.from(json)), 'hex').slice(0, 16)
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}
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/**
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* Prune compose drafts for deleted or inaccessible channels (P409-18).
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*/
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function pruneStaleComposeDrafts (composeDrafts, { channelIds, canPostByChannel = {} } = {}) {
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const allowed = new Set(channelIds || [])
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const out = { ...(composeDrafts || {}) }
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const removed = []
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for (const chId of Object.keys(out)) {
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if (!allowed.has(chId)) {
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removed.push(chId)
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delete out[chId]
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continue
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}
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if (canPostByChannel[chId] === false) {
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removed.push(chId)
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delete out[chId]
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}
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}
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return { composeDrafts: out, removed }
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}
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/**
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* Cross-reference messages, reactions, pins before renderer (P409-17).
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*/
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function auditMessageReactionCrossRefs ({
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messages = [],
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messageById = {},
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reactions = {},
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pins = []
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} = {}) {
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const historyIds = new Set(messages.map((m) => m.id))
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const issues = []
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for (const messageId of Object.keys(reactions)) {
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if (!messageById[messageId] && !historyIds.has(messageId)) {
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issues.push({ kind: 'reaction-orphan', messageId })
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}
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}
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for (const pin of pins) {
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const mid = pin.messageId
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if (!mid) continue
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if (!pin.message && !messageById[mid] && !historyIds.has(mid)) {
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issues.push({ kind: 'pin-missing-body', messageId: mid })
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}
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}
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return {
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ok: issues.length === 0,
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issueCount: issues.length,
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issues: issues.slice(0, 32)
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}
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}
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/**
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* Safe pin row when message body missing (P409-19).
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*/
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function pinWithMessageFallback (pin, messageById = {}) {
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if (!pin?.messageId) return pin
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if (pin.message) return pin
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const embedded = messageById[pin.messageId]
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if (!embedded) {
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return {
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...pin,
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message: {
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id: pin.messageId,
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content: '(message unavailable)',
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displayContent: '(message unavailable)',
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authorId: pin.authorId || null,
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missing: true
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}
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}
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}
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return { ...pin, message: embedded }
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}
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module.exports = {
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checksumSettingsSnapshot,
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pruneStaleComposeDrafts,
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auditMessageReactionCrossRefs,
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pinWithMessageFallback
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}
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