Merge pull request mozilla#2700 from yurydelendik/disable-protection

Addresses https://bugzilla.mozilla.org/show_bug.cgi?id=792816#c12
mduan · Feb 8, 2013 · 7f6456d · 7f6456d
2 parents 74c3508 + 6ce1cfe
commit 7f6456d
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diff --git a/src/core.js b/src/core.js
@@ -538,11 +538,8 @@ var PDFDocument = (function PDFDocumentClosure() {
       return shadow(this, 'numPages', num);
     },
     getDocumentInfo: function PDFDocument_getDocumentInfo() {
-      var encrypt = this.xref.encrypt;
       var docInfo = {
         PDFFormatVersion: this.pdfFormatVersion,
-        IsTextCopyDisabled: encrypt ? encrypt.disableTextCopy : false,
-        IsPrintDisabled: encrypt ? encrypt.disablePrint : false,
         IsAcroFormPresent: !!this.acroForm
       };
       if (this.xref.trailer.has('Info')) {

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

diff --git a/web/viewer.css b/web/viewer.css
@@ -1198,14 +1198,6 @@ canvas {
   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
    so we can override the opaque grey background when the window is inactive;
    see https://bugzilla.mozilla.org/show_bug.cgi?id=706209 */
@@ -1358,10 +1350,6 @@ canvas {
     margin: 0;
   }
 
-  #viewerContainer.print-protection {
-    display: none;
-  }
-
   .page {
     float: left;
     display: none;

diff --git a/web/viewer.js b/web/viewer.js
@@ -1352,28 +1352,6 @@ var PDFView = {
         // AcroForm/XFA was found
         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() {
-    if (this.documentInfo.IsPrintDisabled) {
-      return;
-    }
     if (!this.supportsPrinting) {
       var printMessage = mozL10n.get('printing_not_supported', null,
           'Warning: Printing is not fully supported by this browser.');