mirror of
https://github.com/overleaf/overleaf.git
synced 2024-11-21 20:47:08 -05:00
118 lines
3.5 KiB
JavaScript
118 lines
3.5 KiB
JavaScript
import _ from 'lodash'
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/* eslint-disable
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max-len,
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no-return-assign,
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no-unused-vars,
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*/
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// TODO: This file was created by bulk-decaffeinate.
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// Fix any style issues and re-enable lint.
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/*
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* decaffeinate suggestions:
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* DS102: Remove unnecessary code created because of implicit returns
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* DS103: Rewrite code to no longer use __guard__
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* DS207: Consider shorter variations of null checks
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* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
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*/
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import CryptoJSSHA1 from 'crypto-js/sha1'
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let ReferencesManager
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export default ReferencesManager = class ReferencesManager {
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constructor(ide, $scope) {
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this.ide = ide
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this.$scope = $scope
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this.$scope.$root._references = this.state = { keys: [] }
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this.existingIndexHash = {}
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this.$scope.$on('document:closed', (e, doc) => {
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let entity
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if (doc.doc_id) {
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entity = this.ide.fileTreeManager.findEntityById(doc.doc_id)
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}
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if (
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__guard__(entity != null ? entity.name : undefined, x =>
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x.match(/.*\.bib$/)
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)
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) {
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return this.indexReferencesIfDocModified(doc, true)
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}
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})
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this.$scope.$on('references:should-reindex', (e, data) => {
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return this.indexAllReferences(true)
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})
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// When we join the project:
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// index all references files
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// and don't broadcast to all clients
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this.inited = false
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this.$scope.$on('project:joined', e => {
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// We only need to grab the references when the editor first loads,
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// not on every reconnect
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if (!this.inited) {
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this.inited = true
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this.ide.socket.on('references:keys:updated', keys =>
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this._storeReferencesKeys(keys)
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)
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this.indexAllReferences(false)
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}
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})
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}
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_storeReferencesKeys(newKeys) {
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// console.log '>> storing references keys'
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const oldKeys = this.$scope.$root._references.keys
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return (this.$scope.$root._references.keys = _.union(oldKeys, newKeys))
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}
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indexReferencesIfDocModified(doc, shouldBroadcast) {
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// avoid reindexing references if the bib file has not changed since the
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// last time they were indexed
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const docId = doc.doc_id
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const snapshot = doc._doc.snapshot
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const now = Date.now()
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const sha1 = CryptoJSSHA1(
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'blob ' + snapshot.length + '\x00' + snapshot
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).toString()
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const CACHE_LIFETIME = 6 * 3600 * 1000 // allow reindexing every 6 hours
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const cacheEntry = this.existingIndexHash[docId]
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const isCached =
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cacheEntry &&
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cacheEntry.timestamp > now - CACHE_LIFETIME &&
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cacheEntry.hash === sha1
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if (!isCached) {
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this.indexReferences([docId], shouldBroadcast)
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this.existingIndexHash[docId] = { hash: sha1, timestamp: now }
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}
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}
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indexReferences(docIds, shouldBroadcast) {
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const opts = {
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docIds,
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shouldBroadcast,
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_csrf: window.csrfToken
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}
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return this.ide.$http
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.post(`/project/${this.$scope.project_id}/references/index`, opts)
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.then(response => {
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return this._storeReferencesKeys(response.data.keys)
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})
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}
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indexAllReferences(shouldBroadcast) {
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const opts = {
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shouldBroadcast,
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_csrf: window.csrfToken
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}
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return this.ide.$http
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.post(`/project/${this.$scope.project_id}/references/indexAll`, opts)
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.then(response => {
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return this._storeReferencesKeys(response.data.keys)
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})
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}
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}
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function __guard__(value, transform) {
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return typeof value !== 'undefined' && value !== null
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? transform(value)
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: undefined
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}
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