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Code Issues Releases Wiki Activity

Protect against future bugs in fixCopiedAnnotations

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I don't want additional, undiscovered bugs to fully block page
splitting/merging operations.
This commit is contained in:
Jay Berkenbilt 2021-03-11 12:49:27 -05:00
parent 85884c363c
commit 972e08af58
1 changed files with 26 additions and 4 deletions
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30
qpdf/qpdf.cc
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@ -5946,9 +5946,20 @@ static void handle_page_specs(QPDF& pdf, Options& o, bool& warnings)
{
QTC::TC("qpdf", "qpdf copy fields non-first from orig");
}
this_afdh->fixCopiedAnnotations(
new_page, to_copy.getObjectHandle(), *other_afdh,
&referenced_fields);
try
{
this_afdh->fixCopiedAnnotations(
new_page, to_copy.getObjectHandle(), *other_afdh,
&referenced_fields);
}
catch (std::exception& e)
{
pdf.warn(
QPDFExc(qpdf_e_damaged_pdf, pdf.getFilename(),
"", 0, "Exception caught while fixing copied"
" annotations. This may be a qpdf bug." +
std::string("Exception: ") + e.what()));
}
}
}
if (page_data.qpdf->anyWarnings())
@ -6400,7 +6411,18 @@ static void do_split_pages(QPDF& pdf, Options& o, bool& warnings)
if (out_afdh.getPointer())
{
QTC::TC("qpdf", "qpdf copy form fields in split_pages");
out_afdh->fixCopiedAnnotations(new_page, page, afdh);
try
{
out_afdh->fixCopiedAnnotations(new_page, page, afdh);
}
catch (std::exception& e)
{
pdf.warn(
QPDFExc(qpdf_e_damaged_pdf, pdf.getFilename(),
"", 0, "Exception caught while fixing copied"
" annotations. This may be a qpdf bug." +
std::string("Exception: ") + e.what()));
}
}
}
if (pldh.hasPageLabels())