ZenBrowserMirrors/pdf.js
1
0
Fork 0
mirror of https://github.com/zen-browser/pdf.js.git synced 2025-07-09 09:45:42 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

Adds basic PDF info

Browse source
This commit is contained in:
Yury Delendik 2012-11-05 11:12:17 -06:00
parent f76adca471
commit 1f56d242ff
2 changed files with 19 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

15
src/core.js
View file

@ -495,6 +495,17 @@ var PDFDocument = (function PDFDocumentClosure() {
if (find(stream, '%PDF-', 1024)) { if (find(stream, '%PDF-', 1024)) {
// Found the header, trim off any garbage before it. // Found the header, trim off any garbage before it.
stream.moveStart(); 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; return;
} }
// May not be a PDF file, continue anyway. // May not be a PDF file, continue anyway.
@ -519,7 +530,9 @@ var PDFDocument = (function PDFDocumentClosure() {
if (this.xref.trailer.has('Info')) { if (this.xref.trailer.has('Info')) {
var infoDict = this.xref.trailer.get('Info'); var infoDict = this.xref.trailer.get('Info');
docInfo = {}; docInfo = {
PDFFormatVersion: this.pdfFormatVersion
};
var validEntries = DocumentInfoValidators.entries; var validEntries = DocumentInfoValidators.entries;
// Only fill the document info with valid entries from the spec. // Only fill the document info with valid entries from the spec.
for (var key in validEntries) { for (var key in validEntries) {

5
web/viewer.js
View file

@ -1277,6 +1277,11 @@ var PDFView = {
self.documentInfo = info; self.documentInfo = info;
self.metadata = metadata; self.metadata = metadata;
// Provides some basic debug information
console.log('PDF ' + pdfDocument.fingerprint + ' [' +
info.PDFFormatVersion + ' ' + (info.Producer || '-') +
' / ' + (info.Creator || '-') + ']');
var pdfTitle; var pdfTitle;
if (metadata) { if (metadata) {
if (metadata.has('dc:title')) if (metadata.has('dc:title'))