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-rw-r--r--core/fpdfapi/edit/cpdf_creator.cpp3
-rw-r--r--core/fpdfapi/edit/cpdf_creator_embeddertest.cpp20
2 files changed, 22 insertions, 1 deletions
diff --git a/core/fpdfapi/edit/cpdf_creator.cpp b/core/fpdfapi/edit/cpdf_creator.cpp
index 1e33bbceb8..71237f7915 100644
--- a/core/fpdfapi/edit/cpdf_creator.cpp
+++ b/core/fpdfapi/edit/cpdf_creator.cpp
@@ -627,7 +627,8 @@ int32_t CPDF_Creator::WriteDoc_Stage4() {
CPDF_Object* pValue = it.second.get();
if (key == "Encrypt" || key == "Size" || key == "Filter" ||
key == "Index" || key == "Length" || key == "Prev" || key == "W" ||
- key == "XRefStm" || key == "ID") {
+ key == "XRefStm" || key == "ID" || key == "DecodeParms" ||
+ key == "Type") {
continue;
}
if (!m_Archive->WriteString(("/")) ||
diff --git a/core/fpdfapi/edit/cpdf_creator_embeddertest.cpp b/core/fpdfapi/edit/cpdf_creator_embeddertest.cpp
index 1913c4ba19..f8520c4238 100644
--- a/core/fpdfapi/edit/cpdf_creator_embeddertest.cpp
+++ b/core/fpdfapi/edit/cpdf_creator_embeddertest.cpp
@@ -2,6 +2,7 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
+#include <cstring>
#include <memory>
#include <string>
#include <vector>
@@ -12,6 +13,7 @@
#include "public/fpdf_edit.h"
#include "public/fpdfview.h"
#include "testing/embedder_test.h"
+#include "testing/gmock/include/gmock/gmock-matchers.h"
#include "testing/gtest/include/gtest/gtest.h"
class CPDF_CreatorEmbedderTest : public EmbedderTest {};
@@ -42,3 +44,21 @@ TEST_F(CPDF_CreatorEmbedderTest, SavedDocsAreEqualAfterParse) {
// The sizes of saved docs should be equal.
EXPECT_EQ(saved_doc_1.size(), saved_doc_2.size());
}
+
+TEST_F(CPDF_CreatorEmbedderTest, BUG_873) {
+ EXPECT_TRUE(OpenDocument("embedded_attachments.pdf"));
+ EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0));
+
+ // Cannot match second part of the ID since it is randomly generated.
+ std::string saved_data = GetString();
+ const char kTrailerBeforeSecondID[] =
+ "trailer\r\n<</Info 9 0 R /Root 11 0 R /Size "
+ "36/ID[<D889EB6B9ADF88E5EDA7DC08FE85978B><";
+ ASSERT_THAT(saved_data, testing::HasSubstr(kTrailerBeforeSecondID));
+ size_t trailer_start = saved_data.find(kTrailerBeforeSecondID);
+ constexpr size_t kIdLen = 32;
+ size_t trailer_continuation =
+ trailer_start + strlen(kTrailerBeforeSecondID) + kIdLen;
+ std::string data_after_second_id = saved_data.substr(trailer_continuation);
+ EXPECT_THAT(data_after_second_id, testing::StartsWith(">]>>\r\n"));
+}