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Merge pull request #30366 from overleaf/mj-em-package-meta

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[web] Add event for package usage

GitOrigin-RevId: e994becf01e7e4c8642cd1815ffe05907a5fd63c
This commit is contained in:
Eric Mc Sween
2026-01-08 09:05:53 +00:00
committed by Copybot
parent 75734993e7
commit f2a70de6ef
7 changed files with 82 additions and 9 deletions
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services/web/app/src/Features/Metadata/MetaHandler.mjs
+19 -9
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@@ -7,9 +7,16 @@ import { callbackify } from '@overleaf/promise-utils'
* labels: string[]
* packages: Record<string, Record<string, any>>,
* packageNames: string[],
* documentClass: string | null
* }} DocMeta
*/
const LABEL_RE = /\\label{(.{0,80}?)}/g
const LABEL_OPTION_RE = /\blabel={?(.{0,80}?)[\s},\]]/g
const PACKAGE_RE = /^\\usepackage(?:\[.{0,80}?])?{(.{0,80}?)}/g
const REQ_PACKAGE_RE = /^\\RequirePackage(?:\[.{0,80}?])?{(.{0,80}?)}/g
const DOCUMENT_CLASS_RE = /^\\documentclass(?:\[.{0,80}?])?{(.{0,80}?)}/
/**
* @param {string[]} lines
* @return {Promise<DocMeta>}
@@ -20,31 +27,34 @@ async function extractMetaFromDoc(lines) {
labels: [],
packages: {},
packageNames: [],
documentClass: null,
}
const labelRe = /\\label{(.{0,80}?)}/g
const labelOptionRe = /\blabel={?(.{0,80}?)[\s},\]]/g
const packageRe = /^\\usepackage(?:\[.{0,80}?])?{(.{0,80}?)}/g
const reqPackageRe = /^\\RequirePackage(?:\[.{0,80}?])?{(.{0,80}?)}/g
for (const rawLine of lines) {
const line = getNonCommentedContent(rawLine)
for (const label of lineMatches(labelRe, line)) {
for (const label of lineMatches(LABEL_RE, line)) {
docMeta.labels.push(label)
}
for (const label of lineMatches(labelOptionRe, line)) {
for (const label of lineMatches(LABEL_OPTION_RE, line)) {
docMeta.labels.push(label)
}
for (const pkg of lineMatches(packageRe, line, ',')) {
for (const pkg of lineMatches(PACKAGE_RE, line, ',')) {
docMeta.packageNames.push(pkg)
}
for (const pkg of lineMatches(reqPackageRe, line, ',')) {
for (const pkg of lineMatches(REQ_PACKAGE_RE, line, ',')) {
docMeta.packageNames.push(pkg)
}
if (docMeta.documentClass == null) {
const match = line.match(DOCUMENT_CLASS_RE)
if (match != null) {
docMeta.documentClass = match[1]
}
}
}
for (const packageName of docMeta.packageNames) {