Skip to content

Commit 6c9789c

Browse files
yulian-gaponenkoyulian-gaponenko
committed
Implement image masks filtering
DEVSIX-2022, DEVSIX-2782
1 parent 728579a commit 6c9789c

File tree

3 files changed

+86
-1
lines changed

3 files changed

+86
-1
lines changed

‎io/src/main/java/com/itextpdf/io/LogMessageConstant.java

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -110,6 +110,7 @@ public final class LogMessageConstant {
110110
public static final String IMAGE_HAS_JBIG2DECODE_FILTER = "Image cannot be inline if it has JBIG2Decode filter. It will be added as an ImageXObject";
111111
public static final String IMAGE_HAS_JPXDECODE_FILTER = "Image cannot be inline if it has JPXDecode filter. It will be added as an ImageXObject";
112112
public static final String IMAGE_HAS_MASK = "Image cannot be inline if it has a Mask";
113+
public static final String IMAGE_MASK_CLEAN_UP_NOT_SUPPORTED = "Partial clean up of transparent images with mask encoded with one of the following filters is not supported: JBIG2Decode, DCTDecode, JPXDecode. Image will become non-transparent.";
113114
public static final String IMAGE_SIZE_CANNOT_BE_MORE_4KB = "Inline image size cannot be more than 4KB. It will be added as an ImageXObject";
114115
public static final String INCORRECT_PAGEROTATION = "Encounterd a page rotation that was not a multiple of 90°/ (Pi/2) when generating default appearances for form fields";
115116
public static final String INDIRECT_REFERENCE_USED_IN_FLUSHED_OBJECT_MADE_FREE = "An attempt is made to free an indirect reference which was already used in the flushed object. Indirect reference wasn't freed.";
@@ -124,7 +125,6 @@ public final class LogMessageConstant {
124125
public static final String MAPPING_IN_STRUCT_ROOT_OVERWRITTEN = "Existing mapping for {0} in structure tree root role map was {1} and it was overwritten with {2}.";
125126
public static final String METHOD_IS_NOT_IMPLEMENTED_BY_DEFAULT_OTHER_METHOD_WILL_BE_USED = "Method {0} is not implemented by default: please, override and implement it. {1} will be used instead.";
126127
public static final String NAME_ALREADY_EXISTS_IN_THE_NAME_TREE = "Name \"{0}\" already exists in the name tree; old value will be replaced by the new one.";
127-
public static final String UNABLE_TO_APPLY_PAGE_DEPENDENT_PROP_UNKNOWN_PAGE_ON_WHICH_ELEMENT_IS_DRAWN = "Unable to apply page dependent property, because the page on which element is drawn is unknown. Usually this means that element was added to the Canvas instance that was created not with constructor taking PdfPage as argument. Not processed property: {0}";
128128
public static final String NOT_TAGGED_PAGES_IN_TAGGED_DOCUMENT = "Not tagged pages are copied to the tagged document. Destination document now may contain not tagged content.";
129129
public static final String NO_FIELDS_IN_ACROFORM = "Required AcroForm entry /Fields does not exist in the document. Empty array /Fields will be created.";
130130
public static final String NUM_TREE_SHALL_NOT_END_WITH_KEY = "Number tree ends with a key which is invalid according to the PDF specification.";
@@ -165,6 +165,7 @@ public final class LogMessageConstant {
165165
public static final String TOUNICODE_CMAP_MORE_THAN_2_BYTES_NOT_SUPPORTED = "ToUnicode CMap more than 2 bytes not supported.";
166166
public static final String TYPE3_FONT_CANNOT_BE_ADDED = "Type 3 font cannot be added to FontSet. Custom FontProvider class may be created for this purpose.";
167167
public static final String TYPE3_FONT_ISSUE_TAGGED_PDF = "Type 3 font issue. Font Descriptor is required for tagged PDF. FontName shall be specified.";
168+
public static final String UNABLE_TO_APPLY_PAGE_DEPENDENT_PROP_UNKNOWN_PAGE_ON_WHICH_ELEMENT_IS_DRAWN = "Unable to apply page dependent property, because the page on which element is drawn is unknown. Usually this means that element was added to the Canvas instance that was created not with constructor taking PdfPage as argument. Not processed property: {0}";
168169
public static final String UNABLE_TO_REGISTER_EVENT_DATA_HANDLER_SHUTDOWN_HOOK = "Unable to register event data handler shutdown hook because of security reasons.";
169170
public static final String UNABLE_TO_SEARCH_FOR_EVENT_CONTEXT = "It is impossible to retrieve event context because of the security reasons. Event counting may behave in unexpected way";
170171
public static final String UNEXPECTED_BEHAVIOUR_DURING_TABLE_ROW_COLLAPSING = "Unexpected behaviour during table row collapsing. Calculated rowspan was less then 1.";

‎sign/src/test/java/com/itextpdf/signatures/verify/pdfinsecurity/IncrementalSavingAttackTest.java

Lines changed: 42 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1,3 +1,45 @@
1+
/*
2+
This file is part of the iText (R) project.
3+
Copyright (c) 1998-2019 iText Group NV
4+
Authors: iText Software.
5+
6+
This program is free software; you can redistribute it and/or modify
7+
it under the terms of the GNU Affero General Public License version 3
8+
as published by the Free Software Foundation with the addition of the
9+
following permission added to Section 15 as permitted in Section 7(a):
10+
FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
11+
ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
12+
OF THIRD PARTY RIGHTS
13+
14+
This program is distributed in the hope that it will be useful, but
15+
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16+
or FITNESS FOR A PARTICULAR PURPOSE.
17+
See the GNU Affero General Public License for more details.
18+
You should have received a copy of the GNU Affero General Public License
19+
along with this program; if not, see http://www.gnu.org/licenses or write to
20+
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21+
Boston, MA, 02110-1301 USA, or download the license from the following URL:
22+
http://itextpdf.com/terms-of-use/
23+
24+
The interactive user interfaces in modified source and object code versions
25+
of this program must display Appropriate Legal Notices, as required under
26+
Section 5 of the GNU Affero General Public License.
27+
28+
In accordance with Section 7(b) of the GNU Affero General Public License,
29+
a covered work must retain the producer line in every PDF that is created
30+
or manipulated using iText.
31+
32+
You can be released from the requirements of the license by purchasing
33+
a commercial license. Buying such a license is mandatory as soon as you
34+
develop commercial activities involving the iText software without
35+
disclosing the source code of your own applications.
36+
These activities include: offering paid services to customers as an ASP,
37+
serving PDFs on the fly in a web application, shipping iText with a closed
38+
source product.
39+
40+
For more information, please contact iText Software Corp. at this
41+
address: [email protected]
42+
*/
143
package com.itextpdf.signatures.verify.pdfinsecurity;
244

345
import com.itextpdf.io.LogMessageConstant;

‎sign/src/test/java/com/itextpdf/signatures/verify/pdfinsecurity/SignatureWrappingAttackTest.java

Lines changed: 42 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1,3 +1,45 @@
1+
/*
2+
This file is part of the iText (R) project.
3+
Copyright (c) 1998-2019 iText Group NV
4+
Authors: iText Software.
5+
6+
This program is free software; you can redistribute it and/or modify
7+
it under the terms of the GNU Affero General Public License version 3
8+
as published by the Free Software Foundation with the addition of the
9+
following permission added to Section 15 as permitted in Section 7(a):
10+
FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
11+
ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
12+
OF THIRD PARTY RIGHTS
13+
14+
This program is distributed in the hope that it will be useful, but
15+
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16+
or FITNESS FOR A PARTICULAR PURPOSE.
17+
See the GNU Affero General Public License for more details.
18+
You should have received a copy of the GNU Affero General Public License
19+
along with this program; if not, see http://www.gnu.org/licenses or write to
20+
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21+
Boston, MA, 02110-1301 USA, or download the license from the following URL:
22+
http://itextpdf.com/terms-of-use/
23+
24+
The interactive user interfaces in modified source and object code versions
25+
of this program must display Appropriate Legal Notices, as required under
26+
Section 5 of the GNU Affero General Public License.
27+
28+
In accordance with Section 7(b) of the GNU Affero General Public License,
29+
a covered work must retain the producer line in every PDF that is created
30+
or manipulated using iText.
31+
32+
You can be released from the requirements of the license by purchasing
33+
a commercial license. Buying such a license is mandatory as soon as you
34+
develop commercial activities involving the iText software without
35+
disclosing the source code of your own applications.
36+
These activities include: offering paid services to customers as an ASP,
37+
serving PDFs on the fly in a web application, shipping iText with a closed
38+
source product.
39+
40+
For more information, please contact iText Software Corp. at this
41+
address: [email protected]
42+
*/
143
package com.itextpdf.signatures.verify.pdfinsecurity;
244

345
import com.itextpdf.kernel.pdf.PdfDocument;

0 commit comments

Comments
 (0)