EPUB export: allow overwriting of document metadata

Pick up overrides from <base directory>/<base name>.xmp as a start.

Change-Id: Ib64a6bbdadc53633fb1f0d4a7efdde2e3c96b5ef
Reviewed-on: https://gerrit.libreoffice.org/45551
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>

3 files changed, 51 insertions, 0 deletions

diff --git a/writerperfect/qa/unit/EPUBExportTest.cxx b/writerperfect/qa/unit/EPUBExportTest.cxx
index 72c9a27dc495..82452d958152 100644
--- a/writerperfect/qa/unit/EPUBExportTest.cxx
+++ b/writerperfect/qa/unit/EPUBExportTest.cxx
@@ -61,6 +61,7 @@ public:
     void testSpanAutostyle();
     void testParaAutostyleCharProps();
     void testMeta();
+    void testMetaXMP();
     void testCoverImage();
     void testParaNamedstyle();
     void testCharNamedstyle();
@@ -94,6 +95,7 @@ public:
     CPPUNIT_TEST(testSpanAutostyle);
     CPPUNIT_TEST(testParaAutostyleCharProps);
     CPPUNIT_TEST(testMeta);
+    CPPUNIT_TEST(testMetaXMP);
     CPPUNIT_TEST(testCoverImage);
     CPPUNIT_TEST(testParaNamedstyle);
     CPPUNIT_TEST(testCharNamedstyle);
@@ -335,6 +337,19 @@ void EPUBExportTest::testMeta()
     CPPUNIT_ASSERT(mxZipFile->hasByName("OEBPS/images/image0001.png"));
 }
 
+void EPUBExportTest::testMetaXMP()
+{
+    createDoc("meta-xmp.fodt", {});
+    mpXmlDoc = parseExport("OEBPS/content.opf");
+
+    // These were the libepubgen default values, metadata from a matching .xmp file was not picked up.
+    assertXPathContent(mpXmlDoc, "/opf:package/opf:metadata/dc:identifier", "deadbeef-e394-4cd6-9b83-7172794612e5");
+    assertXPathContent(mpXmlDoc, "/opf:package/opf:metadata/dc:title", "unknown title from xmp");
+    assertXPathContent(mpXmlDoc, "/opf:package/opf:metadata/dc:creator", "unknown author from xmp");
+    assertXPathContent(mpXmlDoc, "/opf:package/opf:metadata/dc:language", "nl");
+    assertXPathContent(mpXmlDoc, "/opf:package/opf:metadata/opf:meta[@property='dcterms:modified']", "2016-11-20T17:16:07Z");
+}
+
 void EPUBExportTest::testCoverImage()
 {
     OUString aCoverURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "meta.cover-image.png";
diff --git a/writerperfect/qa/unit/data/writer/epubexport/meta-xmp.fodt b/writerperfect/qa/unit/data/writer/epubexport/meta-xmp.fodt
new file mode 100644
index 000000000000..b245e9d7abce
--- /dev/null
+++ b/writerperfect/qa/unit/data/writer/epubexport/meta-xmp.fodt
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<office:document office:mimetype="application/vnd.oasis.opendocument.text" office:version="1.2" xmlns:office="urn:oasis:names:tc:opendocument:xmlns:office:1.0" xmlns:text="urn:oasis:names:tc:opendocument:xmlns:text:1.0">
+  <office:body>
+    <office:text>
+      <text:p><text:span>Hello world!</text:span></text:p>
+    </office:text>
+  </office:body>
+</office:document>
diff --git a/writerperfect/qa/unit/data/writer/epubexport/meta-xmp.xmp b/writerperfect/qa/unit/data/writer/epubexport/meta-xmp.xmp
new file mode 100644
index 000000000000..aa578159cb89
--- /dev/null
+++ b/writerperfect/qa/unit/data/writer/epubexport/meta-xmp.xmp
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<x:xmpmeta xmlns:x="adobe:ns:meta/">
+  <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
+    <rdf:Description rdf:about="" xmlns:dc="http://purl.org/dc/elements/1.1/">
+      <dc:identifier>deadbeef-e394-4cd6-9b83-7172794612e5</dc:identifier>
+      <dc:title>
+        <rdf:Alt>
+          <rdf:li>unknown title from xmp</rdf:li>
+        </rdf:Alt>
+      </dc:title>
+      <dc:creator>
+        <rdf:Seq>
+          <rdf:li>unknown author from xmp</rdf:li>
+        </rdf:Seq>
+      </dc:creator>
+      <dc:language>
+        <rdf:Bag>
+          <rdf:li>nl</rdf:li>
+        </rdf:Bag>
+      </dc:language>
+      <dc:date>
+        <rdf:Seq>
+          <rdf:li>2016-11-20T17:16:07Z</rdf:li>
+        </rdf:Seq>
+      </dc:date>
+    </rdf:Description>
+  </rdf:RDF>
+</x:xmpmeta>