Sakurai/pdf.js
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Merge pull request #2700 from yurydelendik/disable-protection

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Addresses https://bugzilla.mozilla.org/show_bug.cgi?id=792816#c12
This commit is contained in:
Mack Duan 2013-02-08 12:38:34 -08:00
commit 7f6456d05d
4 changed files with 0 additions and 42 deletions
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3
src/core.js
View File

@ -538,11 +538,8 @@ var PDFDocument = (function PDFDocumentClosure() {
return shadow(this, 'numPages', num); return shadow(this, 'numPages', num);
}, },
getDocumentInfo: function PDFDocument_getDocumentInfo() { getDocumentInfo: function PDFDocument_getDocumentInfo() {
var encrypt = this.xref.encrypt;
var docInfo = { var docInfo = {
PDFFormatVersion: this.pdfFormatVersion, PDFFormatVersion: this.pdfFormatVersion,
IsTextCopyDisabled: encrypt ? encrypt.disableTextCopy : false,
IsPrintDisabled: encrypt ? encrypt.disablePrint : false,
IsAcroFormPresent: !!this.acroForm IsAcroFormPresent: !!this.acroForm
}; };
if (this.xref.trailer.has('Info')) { if (this.xref.trailer.has('Info')) {

2
src/crypto.js
View File

@ -561,8 +561,6 @@ var CipherTransformFactory = (function CipherTransformFactoryClosure() {
var ownerPassword = stringToBytes(dict.get('O')); var ownerPassword = stringToBytes(dict.get('O'));
var userPassword = stringToBytes(dict.get('U')); var userPassword = stringToBytes(dict.get('U'));
var flags = dict.get('P'); var flags = dict.get('P');
this.disableTextCopy = !(flags & 16);
this.disablePrint = !(flags & 4);
var revision = dict.get('R'); var revision = dict.get('R');
var encryptMetadata = algorithm == 4 && // meaningful when V is 4 var encryptMetadata = algorithm == 4 && // meaningful when V is 4
dict.get('EncryptMetadata') !== false; // makes true as default value dict.get('EncryptMetadata') !== false; // makes true as default value

12
web/viewer.css
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@ -1198,14 +1198,6 @@ canvas {
background-color: rgba(0, 100, 0, 0.2); background-color: rgba(0, 100, 0, 0.2);
} }
#viewerContainer.copy-protection .textLayer > div {
visibility: hidden;
}
#viewerContainer.copy-protection .textLayer > div > .highlight {
visibility: visible;
}
/* TODO: file FF bug to support ::-moz-selection:window-inactive /* TODO: file FF bug to support ::-moz-selection:window-inactive
so we can override the opaque grey background when the window is inactive; so we can override the opaque grey background when the window is inactive;
see https://bugzilla.mozilla.org/show_bug.cgi?id=706209 */ see https://bugzilla.mozilla.org/show_bug.cgi?id=706209 */
@ -1358,10 +1350,6 @@ canvas {
margin: 0; margin: 0;
} }
#viewerContainer.print-protection {
display: none;
}
.page { .page {
float: left; float: left;
display: none; display: none;

25
web/viewer.js
View File

@ -1352,28 +1352,6 @@ var PDFView = {
// AcroForm/XFA was found // AcroForm/XFA was found
PDFView.fallback(); PDFView.fallback();
} }
if (info.IsTextCopyDisabled) {
document.getElementById('viewerContainer').classList
.add('copy-protection');
} else {
document.getElementById('viewerContainer').classList
.remove('copy-protection');
}
if (info.IsPrintDisabled) {
if (PDFView.supportsPrinting) {
document.getElementById('print').classList.add('hidden');
}
document.getElementById('viewerContainer').classList
.add('print-protection');
} else {
if (PDFView.supportsPrinting) {
document.getElementById('print').classList.remove('hidden');
}
document.getElementById('viewerContainer').classList
.remove('print-protection');
}
}); });
}, },
@ -1640,9 +1618,6 @@ var PDFView = {
}, },
beforePrint: function pdfViewSetupBeforePrint() { beforePrint: function pdfViewSetupBeforePrint() {
if (this.documentInfo.IsPrintDisabled) {
return;
}
if (!this.supportsPrinting) { if (!this.supportsPrinting) {
var printMessage = mozL10n.get('printing_not_supported', null, var printMessage = mozL10n.get('printing_not_supported', null,
'Warning: Printing is not fully supported by this browser.'); 'Warning: Printing is not fully supported by this browser.');