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Catch errors when parsing the linearization header so we can display corrupted docs

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benbro 2012-07-13 17:41:20 +03:00
parent c757eedc49
commit 9de94991e9
1 changed files with 10 additions and 4 deletions
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14
src/core.js
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@ -398,10 +398,16 @@ var PDFDocument = (function PDFDocumentClosure() {
get linearization() { get linearization() {
var length = this.stream.length; var length = this.stream.length;
var linearization = false; var linearization = false;
if (length) { try {
linearization = new Linearization(this.stream); if (length) {
if (linearization.length != length) linearization = new Linearization(this.stream);
linearization = false; if (linearization.length != length)
linearization = false;
}
} catch (err) {
warn('since pdf is broken pdf.js is trying to recover it ' +
'by indexing the object; ' +
'the error in firebug shall have a different origin');
} }
// shadow the prototype getter with a data property // shadow the prototype getter with a data property
return shadow(this, 'linearization', linearization); return shadow(this, 'linearization', linearization);