support date and time for PDFium and use it for annotations

PDF annotations have the modification date and time accessible in
the PDF specific format. With PDFium we read the annotation date
and time and convert that to css::utils::DateTime (by converting
to ISO8601 compatible string first).

Add support for modification date and tme for annotations into
ImportPDFUnloaded and when the annotations are inserted into the
document as comments (in Draw document).

Change-Id: I24aacde84b7530365d67ed335b1eefbaee706eca
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/96759
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>

1 files changed, 25 insertions, 0 deletions

diff --git a/vcl/qa/cppunit/PDFiumLibraryTest.cxx b/vcl/qa/cppunit/PDFiumLibraryTest.cxx
index c786b6edc211..61b3981731f6 100644
--- a/vcl/qa/cppunit/PDFiumLibraryTest.cxx
+++ b/vcl/qa/cppunit/PDFiumLibraryTest.cxx
@@ -16,6 +16,9 @@
 
 #include <unotest/bootstrapfixturebase.hxx>
 #include <unotest/directories.hxx>
+#include <unotools/datetime.hxx>
+
+#include <com/sun/star/util/DateTime.hpp>
 
 #include <vcl/graph.hxx>
 #include <vcl/graphicfilter.hxx>
@@ -34,12 +37,14 @@ class PDFiumLibraryTest : public test::BootstrapFixtureBase
     void testPages();
     void testAnnotationsMadeInEvince();
     void testAnnotationsMadeInAcrobat();
+    void testTools();
 
     CPPUNIT_TEST_SUITE(PDFiumLibraryTest);
     CPPUNIT_TEST(testDocument);
     CPPUNIT_TEST(testPages);
     CPPUNIT_TEST(testAnnotationsMadeInEvince);
     CPPUNIT_TEST(testAnnotationsMadeInAcrobat);
+    CPPUNIT_TEST(testTools);
     CPPUNIT_TEST_SUITE_END();
 };
 
@@ -144,6 +149,10 @@ void PDFiumLibraryTest::testAnnotationsMadeInEvince()
 
         CPPUNIT_ASSERT_EQUAL(1, pPage->getAnnotationIndex(pPopupAnnotation));
         CPPUNIT_ASSERT_EQUAL(16, pPopupAnnotation->getSubType());
+
+        OUString sDateTimeString
+            = pAnnotation->getString(vcl::pdf::constDictionaryKeyModificationDate);
+        CPPUNIT_ASSERT_EQUAL(OUString("D:20200612201322+02'00"), sDateTimeString);
     }
 
     {
@@ -231,6 +240,22 @@ void PDFiumLibraryTest::testAnnotationsMadeInAcrobat()
     }
 }
 
+void PDFiumLibraryTest::testTools()
+{
+    OUString sConverted = vcl::pdf::convertPdfDateToISO8601("D:20200612201322+02'00");
+
+    css::util::DateTime aDateTime;
+    CPPUNIT_ASSERT(utl::ISO8601parseDateTime(sConverted, aDateTime));
+    CPPUNIT_ASSERT_EQUAL(sal_Int16(2020), aDateTime.Year);
+    CPPUNIT_ASSERT_EQUAL(sal_uInt16(6), aDateTime.Month);
+    CPPUNIT_ASSERT_EQUAL(sal_uInt16(12), aDateTime.Day);
+    CPPUNIT_ASSERT_EQUAL(sal_uInt16(20), aDateTime.Hours);
+    CPPUNIT_ASSERT_EQUAL(sal_uInt16(13), aDateTime.Minutes);
+    CPPUNIT_ASSERT_EQUAL(sal_uInt16(22), aDateTime.Seconds);
+    CPPUNIT_ASSERT_EQUAL(sal_uInt32(0), aDateTime.NanoSeconds);
+    CPPUNIT_ASSERT_EQUAL(false, bool(aDateTime.IsUTC));
+}
+
 CPPUNIT_TEST_SUITE_REGISTRATION(PDFiumLibraryTest);
 
 CPPUNIT_PLUGIN_IMPLEMENT();