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Merge pull request #2346 from yurydelendik/info

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Adds basic PDF info
This commit is contained in:
Brendan Dahl 2012-11-29 12:30:06 -08:00
commit abaed05174
2 changed files with 19 additions and 1 deletions
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15
src/core.js
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@ -495,6 +495,17 @@ var PDFDocument = (function PDFDocumentClosure() {
if (find(stream, '%PDF-', 1024)) {
// Found the header, trim off any garbage before it.
stream.moveStart();
// Reading file format version
var MAX_VERSION_LENGTH = 12;
var version = '', ch;
while ((ch = stream.getChar()) > ' ') {
if (version.length >= MAX_VERSION_LENGTH) {
break;
}
version += ch;
}
// removing "%PDF-"-prefix
this.pdfFormatVersion = version.substring(5);
return;
}
// May not be a PDF file, continue anyway.
@ -519,7 +530,9 @@ var PDFDocument = (function PDFDocumentClosure() {
if (this.xref.trailer.has('Info')) {
var infoDict = this.xref.trailer.get('Info');
docInfo = {};
docInfo = {
PDFFormatVersion: this.pdfFormatVersion
};
var validEntries = DocumentInfoValidators.entries;
// Only fill the document info with valid entries from the spec.
for (var key in validEntries) {

5
web/viewer.js
View File

@ -1288,6 +1288,11 @@ var PDFView = {
self.documentInfo = info;
self.metadata = metadata;
// Provides some basic debug information
console.log('PDF ' + pdfDocument.fingerprint + ' [' +
info.PDFFormatVersion + ' ' + (info.Producer || '-') +
' / ' + (info.Creator || '-') + ']');
var pdfTitle;
if (metadata) {
if (metadata.has('dc:title'))