Sakurai/pdf.js
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge pull request #14572 from Snuffleupagus/_collectJS-string-check

Browse Source 
Add a missing string-check in the `_collectJS` helper function
This commit is contained in:
Jonas Jenwald 2022-02-16 14:44:30 +01:00 committed by GitHub
commit ff6d9c74cc
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
src/core/core_utils.js
View File

@ -22,7 +22,8 @@ import {
stringToPDFString, stringToPDFString,
warn, warn,
} from "../shared/util.js"; } from "../shared/util.js";
import { Dict, isName, isRef, isStream, RefSet } from "./primitives.js"; import { Dict, isName, isRef, RefSet } from "./primitives.js";
import { BaseStream } from "./base_stream.js";
function getLookupTableFactory(initializer) { function getLookupTableFactory(initializer) {
let lookup; let lookup;
@ -329,15 +330,15 @@ function _collectJS(entry, xref, list, parents) {
_collectJS(element, xref, list, parents); _collectJS(element, xref, list, parents);
} }
} else if (entry instanceof Dict) { } else if (entry instanceof Dict) {
if (isName(entry.get("S"), "JavaScript") && entry.has("JS")) { if (isName(entry.get("S"), "JavaScript")) {
const js = entry.get("JS"); const js = entry.get("JS");
let code; let code;
if (isStream(js)) { if (js instanceof BaseStream) {
code = js.getString(); code = js.getString();
} else { } else if (typeof js === "string") {
code = js; code = js;
} }
code = stringToPDFString(code); code = code && stringToPDFString(code);
if (code) { if (code) {
list.push(code); list.push(code);
} }