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Fix QPDFObjectHandle::isOrHasName

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Ensure isOrHasName returns true if object is an array and the name is
present anywhere in the array.
This commit is contained in:
m-holger 2022-01-27 14:03:32 +00:00 committed by Jay Berkenbilt
parent 07db3200cb
commit 8eca9d8fd9
2 changed files with 24 additions and 3 deletions
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18
libqpdf/QPDFObjectHandle.cc
View File

@ -1055,9 +1055,21 @@ QPDFObjectHandle::getDictAsMap()
bool bool
QPDFObjectHandle::isOrHasName(std::string const& value) QPDFObjectHandle::isOrHasName(std::string const& value)
{ {
return isNameAndEquals(value) || if (isNameAndEquals(value))
(isArray() && (getArrayNItems() > 0) && {
getArrayItem(0).isNameAndEquals(value)); return true;
}
else if (isArray())
{
for (auto& item: aitems())
{
if (item.isNameAndEquals(value))
{
return true;
}
}
}
return false;
} }
void void

9
qpdf/test_driver.cc
View File

@ -3128,6 +3128,15 @@ static void test_82(QPDF& pdf, char const* arg2)
assert(stream.isStreamOfType("/ObjStm")); assert(stream.isStreamOfType("/ObjStm"));
assert(! stream.isStreamOfType("/Test")); assert(! stream.isStreamOfType("/Test"));
assert(! pdf.getObjectByID(2,0).isStreamOfType("/Pages")); assert(! pdf.getObjectByID(2,0).isStreamOfType("/Pages"));
auto array = QPDFObjectHandle::parse("[/Blah /Blaah /Blaaah]");
assert(array.isOrHasName("/Blah"));
assert(array.isOrHasName("/Blaaah"));
assert(! array.isOrHasName("/Blaaaah"));
assert(array.getArrayItem(0).isOrHasName("/Blah"));
assert(! array.getArrayItem(1).isOrHasName("/Blah"));
array = QPDFObjectHandle::parse("[]");
assert(! array.isOrHasName("/Blah"));
assert(! str.isOrHasName("/Marvin"));
} }
void runtest(int n, char const* filename1, char const* arg2) void runtest(int n, char const* filename1, char const* arg2)