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Merge pull request #1035 from m-holger/fix

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Fix #1028
This commit is contained in:
Jay Berkenbilt 2023-09-05 13:37:10 -04:00 committed by GitHub
commit 105093ae18
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 811 additions and 12 deletions
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18
libqpdf/QPDF.cc
View File

@ -2058,27 +2058,27 @@ QPDF::reserveObjects(QPDFObjectHandle foreign, ObjCopier& obj_copier, bool top)
if (foreign.isIndirect()) {
QPDFObjGen foreign_og(foreign.getObjGen());
if (!obj_copier.visiting.add(foreign_og)) {
QTC::TC("qpdf", "QPDF loop reserving objects");
return;
}
if (obj_copier.object_map.count(foreign_og) > 0) {
QTC::TC("qpdf", "QPDF already reserved object");
if (obj_copier.visiting.count(foreign_og)) {
QTC::TC("qpdf", "QPDF loop reserving objects");
}
return;
}
if (!obj_copier.visiting.add(foreign_og)) {
if (!(top && foreign.isPageObject() && obj_copier.object_map[foreign_og].isNull())) {
obj_copier.visiting.erase(foreign);
return;
}
} else {
QTC::TC("qpdf", "QPDF copy indirect");
if (obj_copier.object_map.count(foreign_og) == 0) {
obj_copier.object_map[foreign_og] =
foreign.isStream() ? newStream() : newIndirectNull();
if ((!top) && foreign.isPageObject()) {
QTC::TC("qpdf", "QPDF not crossing page boundary");
obj_copier.visiting.erase(foreign);
obj_copier.visiting.erase(foreign_og);
return;
}
obj_copier.to_copy.push_back(foreign);
}
obj_copier.to_copy.push_back(foreign);
}
if (foreign_tc == ::ot_array) {

11
qpdf/qtest/copy-annotations.test
View File

@ -14,7 +14,7 @@ cleanup();
my $td = new TestDriver('copy-annotations');
my $n_tests = 43;
my $n_tests = 45;
$td->runtest("complex copy annotations",
{$td->COMMAND =>
@ -206,5 +206,14 @@ $td->runtest("check output",
{$td->FILE => "split-out-1.pdf"},
{$td->FILE => "direct-dr-out.pdf"});
$td->runtest("Foreign link annotations",
{$td->COMMAND =>
"qpdf --empty --pages link-annots.pdf -- --qdf --static-id --no-original-object-ids a.pdf"},
{$td->STRING => "", $td->EXIT_STATUS => 0},
$td->NORMALIZE_NEWLINES);
$td->runtest("check output",
{$td->FILE => "link-annots.pdf"},
{$td->FILE => "a.pdf"});
cleanup();
$td->report($n_tests);

790
qpdf/qtest/qpdf/link-annots.pdf Normal file
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