indexing: indexing graphics for the IndexingExport

Adds handling of graphics to the IndexingExport with exporting
the alt text and the name to the indexing xml.

Change-Id: I20344dd04c5da4668c8eafbf1f863a26357ad616
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/117357
Tested-by: Tomaž Vajngerl <quikee@gmail.com>
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>
(cherry picked from commit f81115740bac985cad3cd15348f75c2c78b8843a)
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/121100
Tested-by: Jenkins CollaboraOffice <jenkinscollaboraoffice@gmail.com>

3 files changed, 47 insertions, 6 deletions

diff --git a/sw/qa/extras/indexing/IndexingExportTest.cxx b/sw/qa/extras/indexing/IndexingExportTest.cxx
index 9d943e3b9593..f76850c1a803 100644
--- a/sw/qa/extras/indexing/IndexingExportTest.cxx
+++ b/sw/qa/extras/indexing/IndexingExportTest.cxx
@@ -26,10 +26,12 @@ private:
     SwDoc* createDoc(const char* pName = nullptr);
 
 public:
-    void testIndexingExport();
+    void testIndexingExport_Paragraphs();
+    void testIndexingExport_Images();
 
     CPPUNIT_TEST_SUITE(IndexingExportTest);
-    CPPUNIT_TEST(testIndexingExport);
+    CPPUNIT_TEST(testIndexingExport_Paragraphs);
+    CPPUNIT_TEST(testIndexingExport_Images);
     CPPUNIT_TEST_SUITE_END();
 };
 
@@ -45,7 +47,7 @@ SwDoc* IndexingExportTest::createDoc(const char* pName)
     return pTextDoc->GetDocShell()->GetDoc();
 }
 
-void IndexingExportTest::testIndexingExport()
+void IndexingExportTest::testIndexingExport_Paragraphs()
 {
     SwDoc* pDoc = createDoc("IndexingExport_VariousParagraphs.odt");
     CPPUNIT_ASSERT(pDoc);
@@ -78,6 +80,26 @@ void IndexingExportTest::testIndexingExport()
     assertXPathContent(pXmlDoc, "/indexing/paragraph[17]", "Bold Italic Underline Strikeout");
 }
 
+void IndexingExportTest::testIndexingExport_Images()
+{
+    SwDoc* pDoc = createDoc("IndexingExport_Images.odt");
+    CPPUNIT_ASSERT(pDoc);
+
+    SvMemoryStream aMemoryStream;
+    sw::IndexingExport aIndexingExport(aMemoryStream, pDoc);
+    aIndexingExport.runExport();
+    aMemoryStream.Seek(0);
+
+    xmlDocUniquePtr pXmlDoc = parseXmlStream(&aMemoryStream);
+    CPPUNIT_ASSERT(pXmlDoc);
+
+    assertXPath(pXmlDoc, "/indexing");
+    assertXPath(pXmlDoc, "/indexing/graphic[1]", "alt", "Image_NonCaption - Alternative text");
+    assertXPath(pXmlDoc, "/indexing/graphic[1]", "name", "Image_NonCaption");
+    assertXPath(pXmlDoc, "/indexing/graphic[2]", "alt", "Image_InCaption - Alternative text");
+    assertXPath(pXmlDoc, "/indexing/graphic[2]", "name", "Image_InCaption");
+}
+
 CPPUNIT_TEST_SUITE_REGISTRATION(IndexingExportTest);
 CPPUNIT_PLUGIN_IMPLEMENT();
 
diff --git a/sw/qa/extras/indexing/data/IndexingExport_Images.odt b/sw/qa/extras/indexing/data/IndexingExport_Images.odt
new file mode 100644
index 000000000000..3bf4120e27b4
--- /dev/null
+++ b/sw/qa/extras/indexing/data/IndexingExport_Images.odt
diff --git a/sw/source/filter/indexing/IndexingExport.cxx b/sw/source/filter/indexing/IndexingExport.cxx
index 8df7d56f7ff6..8d6e96fd262c 100644
--- a/sw/source/filter/indexing/IndexingExport.cxx
+++ b/sw/source/filter/indexing/IndexingExport.cxx
@@ -10,7 +10,9 @@
 
 #include <IndexingExport.hxx>
 
+#include <node.hxx>
 #include <ndtxt.hxx>
+#include <ndgrf.hxx>
 
 namespace sw
 {
@@ -29,10 +31,27 @@ public:
 
     void handleNode(SwNode* pNode) override
     {
-        if (!pNode->IsTextNode())
-            return;
+        if (pNode->IsGrfNode())
+        {
+            handleGraphicNode(pNode->GetGrfNode());
+        }
+        else if (pNode->IsTextNode())
+        {
+            handleTextNode(pNode->GetTextNode());
+        }
+    }
+
+    void handleGraphicNode(SwGrfNode* pGraphicNode)
+    {
+        auto pFrameFormat = pGraphicNode->GetFlyFormat();
+        m_rXmlWriter.startElement("graphic");
+        m_rXmlWriter.attribute("alt", pGraphicNode->GetTitle());
+        m_rXmlWriter.attribute("name", pFrameFormat->GetName());
+        m_rXmlWriter.endElement();
+    }
 
-        SwTextNode* pTextNode = pNode->GetTextNode();
+    void handleTextNode(SwTextNode* pTextNode)
+    {
         const OUString& rString
             = pTextNode->GetText().replaceAll(OUStringChar(CH_TXTATR_BREAKWORD), "");
         m_rXmlWriter.startElement("paragraph");