EPUB export: handle line break

When it's directly under <text:p>, as a start.

Change-Id: I05e7decbcfa2f4dae36c01179d7efd7c8645a26b
Reviewed-on: https://gerrit.libreoffice.org/42059
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
Tested-by: Jenkins <ci@libreoffice.org>

3 files changed, 40 insertions, 0 deletions

diff --git a/writerperfect/qa/unit/EPUBExportTest.cxx b/writerperfect/qa/unit/EPUBExportTest.cxx
index a7bb9c322c5e..3bce1b5a9ba5 100644
--- a/writerperfect/qa/unit/EPUBExportTest.cxx
+++ b/writerperfect/qa/unit/EPUBExportTest.cxx
@@ -62,6 +62,7 @@ public:
     void testCharNamedstyle();
     void testNamedStyleInheritance();
     void testNestedSpan();
+    void testLineBreak();
 
     CPPUNIT_TEST_SUITE(EPUBExportTest);
     CPPUNIT_TEST(testOutlineLevel);
@@ -75,6 +76,7 @@ public:
     CPPUNIT_TEST(testCharNamedstyle);
     CPPUNIT_TEST(testNamedStyleInheritance);
     CPPUNIT_TEST(testNestedSpan);
+    CPPUNIT_TEST(testLineBreak);
     CPPUNIT_TEST_SUITE_END();
 };
 
@@ -317,6 +319,15 @@ void EPUBExportTest::testNestedSpan()
     assertCss(aCssDoc, aRed, "  font-family: 'Liberation Mono';");
 }
 
+void EPUBExportTest::testLineBreak()
+{
+    createDoc("line-break.fodt", {});
+
+    mpXmlDoc = parseExport("OEBPS/sections/section0001.xhtml");
+    // This was 0, line break was not handled.
+    assertXPath(mpXmlDoc, "//xhtml:p/xhtml:br", 1);
+}
+
 CPPUNIT_TEST_SUITE_REGISTRATION(EPUBExportTest);
 
 }
diff --git a/writerperfect/qa/unit/data/writer/epubexport/line-break.fodt b/writerperfect/qa/unit/data/writer/epubexport/line-break.fodt
new file mode 100644
index 000000000000..c380f6df0063
--- /dev/null
+++ b/writerperfect/qa/unit/data/writer/epubexport/line-break.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>a<text:line-break/>b</text:p>
+    </office:text>
+  </office:body>
+</office:document>
diff --git a/writerperfect/source/writer/exp/txtparai.cxx b/writerperfect/source/writer/exp/txtparai.cxx
index 984070ba7fc4..c476904277e2 100644
--- a/writerperfect/source/writer/exp/txtparai.cxx
+++ b/writerperfect/source/writer/exp/txtparai.cxx
@@ -133,6 +133,25 @@ void XMLSpanContext::characters(const OUString &rChars)
     mrImport.GetGenerator().closeSpan();
 }
 
+/// Handler for <text:line-break>.
+class XMLLineBreakContext : public XMLImportContext
+{
+public:
+    XMLLineBreakContext(XMLImport &rImport);
+
+    void SAL_CALL startElement(const OUString &rName, const css::uno::Reference<css::xml::sax::XAttributeList> &xAttribs) override;
+};
+
+XMLLineBreakContext::XMLLineBreakContext(XMLImport &rImport)
+    : XMLImportContext(rImport)
+{
+}
+
+void XMLLineBreakContext::startElement(const OUString &/*rName*/, const css::uno::Reference<css::xml::sax::XAttributeList> &/*xAttribs*/)
+{
+    mrImport.GetGenerator().insertLineBreak();
+}
+
 /// Handler for <text:a>.
 class XMLHyperlinkContext : public XMLImportContext
 {
@@ -188,6 +207,8 @@ XMLImportContext *XMLParaContext::CreateChildContext(const OUString &rName, cons
         return new XMLSpanContext(mrImport, nullptr);
     if (rName == "text:a")
         return new XMLHyperlinkContext(mrImport);
+    if (rName == "text:line-break")
+        return new XMLLineBreakContext(mrImport);
     return nullptr;
 }