sw XHTML / reqif export: handle multiple lists when detecting header-only lists

The case when the list was at the end of the text node section (body
text, table cell, etc) was already handled, this handles when the list
is followed by a different list.

Change-Id: I131402cb577bd16814f56a5bd6bcad7c99947dbd
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/117246
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>
Tested-by: Jenkins

2 files changed, 95 insertions, 2 deletions

diff --git a/sw/qa/extras/htmlexport/htmlexport.cxx b/sw/qa/extras/htmlexport/htmlexport.cxx
index 5d9232c8b286..044a6ad29e72 100644
--- a/sw/qa/extras/htmlexport/htmlexport.cxx
+++ b/sw/qa/extras/htmlexport/htmlexport.cxx
@@ -1847,6 +1847,93 @@ CPPUNIT_TEST_FIXTURE(SwHtmlDomExportTest, testReqifOleBmpTransparent)
     CPPUNIT_ASSERT_EQUAL(COL_WHITE, nActualColor);
 }
 
+CPPUNIT_TEST_FIXTURE(SwHtmlDomExportTest, testListsHeading)
+{
+    // Given a document with lh, lh, li, li, lh and lh nodes:
+    loadURL("private:factory/swriter", nullptr);
+    SwXTextDocument* pTextDoc = dynamic_cast<SwXTextDocument*>(mxComponent.get());
+    SwWrtShell* pWrtShell = pTextDoc->GetDocShell()->GetWrtShell();
+    pWrtShell->Insert("list 1, header 1");
+    pWrtShell->SplitNode();
+    pWrtShell->Insert("list 1, header 2");
+    pWrtShell->SplitNode();
+    pWrtShell->Insert("list 2, item 1");
+    pWrtShell->SplitNode();
+    pWrtShell->Insert("list 2, item 2");
+    pWrtShell->SplitNode();
+    pWrtShell->Insert("list 3, header 1");
+    pWrtShell->SplitNode();
+    pWrtShell->Insert("list 3, header 2");
+    SwDoc* pDoc = pWrtShell->GetDoc();
+    pWrtShell->Up(false, 5);
+    {
+        sal_uInt16 nPos = pDoc->MakeNumRule(pDoc->GetUniqueNumRuleName());
+        SwNumRule* pNumRule = pDoc->GetNumRuleTable()[nPos];
+        {
+            SwNode& rNode = pWrtShell->GetCursor()->GetPoint()->nNode.GetNode();
+            SwTextNode& rTextNode = *rNode.GetTextNode();
+            rTextNode.SetAttr(SwNumRuleItem(pNumRule->GetName()));
+            rTextNode.SetCountedInList(false);
+        }
+        pWrtShell->Down(false, 1);
+        {
+            SwNode& rNode = pWrtShell->GetCursor()->GetPoint()->nNode.GetNode();
+            SwTextNode& rTextNode = *rNode.GetTextNode();
+            rTextNode.SetAttr(SwNumRuleItem(pNumRule->GetName()));
+            rTextNode.SetCountedInList(false);
+        }
+    }
+    pWrtShell->Down(false, 1);
+    {
+        sal_uInt16 nPos = pDoc->MakeNumRule(pDoc->GetUniqueNumRuleName());
+        SwNumRule* pNumRule = pDoc->GetNumRuleTable()[nPos];
+        {
+            SwNode& rNode = pWrtShell->GetCursor()->GetPoint()->nNode.GetNode();
+            SwTextNode& rTextNode = *rNode.GetTextNode();
+            rTextNode.SetAttr(SwNumRuleItem(pNumRule->GetName()));
+        }
+        pWrtShell->Down(false, 1);
+        {
+            SwNode& rNode = pWrtShell->GetCursor()->GetPoint()->nNode.GetNode();
+            SwTextNode& rTextNode = *rNode.GetTextNode();
+            rTextNode.SetAttr(SwNumRuleItem(pNumRule->GetName()));
+        }
+    }
+    pWrtShell->Down(false, 1);
+    {
+        sal_uInt16 nPos = pDoc->MakeNumRule(pDoc->GetUniqueNumRuleName());
+        SwNumRule* pNumRule = pDoc->GetNumRuleTable()[nPos];
+        {
+            SwNode& rNode = pWrtShell->GetCursor()->GetPoint()->nNode.GetNode();
+            SwTextNode& rTextNode = *rNode.GetTextNode();
+            rTextNode.SetAttr(SwNumRuleItem(pNumRule->GetName()));
+            rTextNode.SetCountedInList(false);
+        }
+        pWrtShell->Down(false, 1);
+        {
+            SwNode& rNode = pWrtShell->GetCursor()->GetPoint()->nNode.GetNode();
+            SwTextNode& rTextNode = *rNode.GetTextNode();
+            rTextNode.SetAttr(SwNumRuleItem(pNumRule->GetName()));
+            rTextNode.SetCountedInList(false);
+        }
+    }
+
+    // When exporting to ReqIF:
+    ExportToReqif();
+
+    // Then make sure the output is valid xhtml:
+    SvMemoryStream aStream;
+    HtmlExportTest::wrapFragment(maTempFile, aStream);
+    xmlDocUniquePtr pXmlDoc = parseXmlStream(&aStream);
+    CPPUNIT_ASSERT(pDoc);
+
+    // Without the accompanying fix in place, this test would have failed with:
+    // - In <>, XPath '/reqif-xhtml:html/reqif-xhtml:div/reqif-xhtml:p' not found
+    // Because the headers of list 1 were inside <div><ol>, not directly under <div>.
+    assertXPathContent(pXmlDoc, "/reqif-xhtml:html/reqif-xhtml:div/reqif-xhtml:p",
+                       "list 1, header 1");
+}
+
 CPPUNIT_PLUGIN_IMPLEMENT();
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sw/source/filter/html/htmlnumwriter.cxx b/sw/source/filter/html/htmlnumwriter.cxx
index 2fa1e6aa3f6b..cfbf024c6acf 100644
--- a/sw/source/filter/html/htmlnumwriter.cxx
+++ b/sw/source/filter/html/htmlnumwriter.cxx
@@ -99,6 +99,7 @@ Writer& OutHTML_NumberBulletListStart( SwHTMLWriter& rWrt,
         // If the list only consists of non-numbered text nodes, then don't start the list.
         bool bAtLeastOneNumbered = false;
         sal_uLong nPos = rWrt.m_pCurrentPam->GetPoint()->nNode.GetIndex() + 1;
+        SwNumRule* pNumRule = nullptr;
         while (true)
         {
             const SwNode* pNode = rWrt.m_pDoc->GetNodes()[nPos];
@@ -108,11 +109,13 @@ Writer& OutHTML_NumberBulletListStart( SwHTMLWriter& rWrt,
             }
 
             const SwTextNode* pTextNode = pNode->GetTextNode();
-            if (!pTextNode->GetNumRule())
+            if (!pTextNode->GetNumRule() || (pNumRule && pTextNode->GetNumRule() != pNumRule))
             {
+                // Node is not in the same numbering as the previous one.
                 break;
             }
 
+            pNumRule = pTextNode->GetNumRule();
             if (pTextNode->IsNumbered())
             {
                 bAtLeastOneNumbered = true;
@@ -333,6 +336,7 @@ Writer& OutHTML_NumberBulletListEnd( SwHTMLWriter& rWrt,
         // If the list only consisted of non-numbered text nodes, then don't end the list.
         bool bAtLeastOneNumbered = false;
         sal_uLong nPos = rWrt.m_pCurrentPam->GetPoint()->nNode.GetIndex() - 1;
+        SwNumRule* pNumRule = nullptr;
         while (true)
         {
             const SwNode* pNode = rWrt.m_pDoc->GetNodes()[nPos];
@@ -342,11 +346,13 @@ Writer& OutHTML_NumberBulletListEnd( SwHTMLWriter& rWrt,
             }
 
             const SwTextNode* pTextNode = pNode->GetTextNode();
-            if (!pTextNode->GetNumRule())
+            if (!pTextNode->GetNumRule() || (pNumRule && pTextNode->GetNumRule() != pNumRule))
             {
+                // Node is not in the same numbering as the next one.
                 break;
             }
 
+            pNumRule = pTextNode->GetNumRule();
             if (pTextNode->IsNumbered())
             {
                 bAtLeastOneNumbered = true;