sw padded numbering: add layout

lcl_formatArabicZero() looks a bit over-complicated with its hardcoded
limit of 2. Word supports limits of 3, 4 and 5 as well, so prepare for
handling them in a generic way.

(cherry picked from commit 642b7706101a991efc7e312f59dece640d8bfb60)

Change-Id: If6e5634b11616f0ac05e1387016e22f4b171bbfb
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/91501
Tested-by: Jenkins CollaboraOffice <jenkinscollaboraoffice@gmail.com>
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>

4 files changed, 130 insertions, 0 deletions

diff --git a/i18npool/CppunitTest_i18npool_defaultnumberingprovider.mk b/i18npool/CppunitTest_i18npool_defaultnumberingprovider.mk
new file mode 100644
index 000000000000..421affb90b35
--- /dev/null
+++ b/i18npool/CppunitTest_i18npool_defaultnumberingprovider.mk
@@ -0,0 +1,44 @@
+# -*- Mode: makefile-gmake; tab-width: 4; indent-tabs-mode: t -*-
+#*************************************************************************
+#
+# This file is part of the LibreOffice project.
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+#*************************************************************************
+
+$(eval $(call gb_CppunitTest_CppunitTest,i18npool_defaultnumberingprovider))
+
+$(eval $(call gb_CppunitTest_use_externals,i18npool_defaultnumberingprovider,\
+	boost_headers \
+))
+
+$(eval $(call gb_CppunitTest_add_exception_objects,i18npool_defaultnumberingprovider, \
+    i18npool/qa/cppunit/test_defaultnumberingprovider \
+))
+
+$(eval $(call gb_CppunitTest_use_libraries,i18npool_defaultnumberingprovider, \
+    comphelper \
+    cppu \
+    sal \
+    test \
+    unotest \
+    utl \
+))
+
+$(eval $(call gb_CppunitTest_use_sdk_api,i18npool_defaultnumberingprovider))
+
+$(eval $(call gb_CppunitTest_use_ure,i18npool_defaultnumberingprovider))
+$(eval $(call gb_CppunitTest_use_vcl,i18npool_defaultnumberingprovider))
+
+$(eval $(call gb_CppunitTest_use_rdb,i18npool_defaultnumberingprovider,services))
+
+$(eval $(call gb_CppunitTest_use_custom_headers,i18npool_defaultnumberingprovider,\
+	officecfg/registry \
+))
+
+$(eval $(call gb_CppunitTest_use_configuration,i18npool_defaultnumberingprovider))
+
+# vim: set noet sw=4 ts=4:
diff --git a/i18npool/Module_i18npool.mk b/i18npool/Module_i18npool.mk
index 0e1f5e6cef72..8a770bb4f0e3 100644
--- a/i18npool/Module_i18npool.mk
+++ b/i18npool/Module_i18npool.mk
@@ -43,6 +43,7 @@ $(eval $(call gb_Module_add_check_targets,i18npool,\
 	CppunitTest_i18npool_test_characterclassification \
 	CppunitTest_i18npool_test_ordinalsuffix \
 	CppunitTest_i18npool_test_textsearch \
+	CppunitTest_i18npool_defaultnumberingprovider \
 ))
 
 # vim: set noet sw=4 ts=4:
diff --git a/i18npool/qa/cppunit/test_defaultnumberingprovider.cxx b/i18npool/qa/cppunit/test_defaultnumberingprovider.cxx
new file mode 100644
index 000000000000..2a1cb55502e2
--- /dev/null
+++ b/i18npool/qa/cppunit/test_defaultnumberingprovider.cxx
@@ -0,0 +1,57 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <test/bootstrapfixture.hxx>
+
+#include <com/sun/star/style/NumberingType.hpp>
+#include <com/sun/star/text/DefaultNumberingProvider.hpp>
+#include <com/sun/star/text/XNumberingFormatter.hpp>
+
+#include <comphelper/processfactory.hxx>
+#include <comphelper/propertyvalue.hxx>
+
+using namespace ::com::sun::star;
+
+/// i18npool defaultnumberingprovider tests.
+class I18npoolDefaultnumberingproviderTest : public test::BootstrapFixture
+{
+};
+
+CPPUNIT_TEST_FIXTURE(I18npoolDefaultnumberingproviderTest, testArabicZero)
+{
+    uno::Reference<uno::XComponentContext> xComponentContext
+        = comphelper::getComponentContext(getMultiServiceFactory());
+
+    // 1 -> "01"
+    uno::Reference<text::XNumberingFormatter> xFormatter(
+        text::DefaultNumberingProvider::create(xComponentContext), uno::UNO_QUERY);
+    uno::Sequence<beans::PropertyValue> aProperties = {
+        comphelper::makePropertyValue("NumberingType",
+                                      static_cast<sal_uInt16>(style::NumberingType::ARABIC_ZERO)),
+        comphelper::makePropertyValue("Value", static_cast<sal_Int32>(1)),
+    };
+    lang::Locale aLocale;
+    OUString aActual = xFormatter->makeNumberingString(aProperties, aLocale);
+    // Without the accompanying fix in place, this test would have failed with a
+    // lang.IllegalArgumentException, support for ARABIC_ZERO was missing.
+    CPPUNIT_ASSERT_EQUAL(OUString("01"), aActual);
+
+    // 10 -> "10"
+    aProperties = {
+        comphelper::makePropertyValue("NumberingType",
+                                      static_cast<sal_uInt16>(style::NumberingType::ARABIC_ZERO)),
+        comphelper::makePropertyValue("Value", static_cast<sal_Int32>(10)),
+    };
+    aActual = xFormatter->makeNumberingString(aProperties, aLocale);
+    CPPUNIT_ASSERT_EQUAL(OUString("10"), aActual);
+}
+
+CPPUNIT_PLUGIN_IMPLEMENT();
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/i18npool/source/defaultnumberingprovider/defaultnumberingprovider.cxx b/i18npool/source/defaultnumberingprovider/defaultnumberingprovider.cxx
index b7963de5c0b5..692289920eff 100644
--- a/i18npool/source/defaultnumberingprovider/defaultnumberingprovider.cxx
+++ b/i18npool/source/defaultnumberingprovider/defaultnumberingprovider.cxx
@@ -555,6 +555,30 @@ bool should_ignore( const OUString& s )
         return s == " " || (!s.isEmpty() && s[0]==0);
 }
 
+/**
+ * Turn nNumber into a string and pad the result to 2 using zero characters.
+ */
+static OUString lcl_formatArabicZero(sal_Int32 nNumber)
+{
+    sal_Int32 nLimit = 2;
+    OUString aRet = OUString::number(nNumber);
+    sal_Int32 nDiff = nLimit - aRet.getLength();
+
+    if (nDiff <= 0)
+    {
+        return aRet;
+    }
+
+    OUStringBuffer aBuffer;
+    aBuffer.setLength(nDiff);
+    for (sal_Int32 i = 0; i < nDiff; ++i)
+    {
+        aBuffer[i] = '0';
+    }
+    aBuffer.append(aRet);
+    return aBuffer.makeStringAndClear();
+}
+
 static
 Any getPropertyByName( const Sequence<beans::PropertyValue>& aProperties,
                                                 const char* name, bool bRequired )
@@ -915,6 +939,10 @@ DefaultNumberingProvider::makeNumberingString( const Sequence<beans::PropertyVal
              lcl_formatChars1( table_Chicago, 4, number-1, result );  // *, +, |, S, **, ++, ...
              break;
 
+          case ARABIC_ZERO:
+               result += lcl_formatArabicZero(number);
+               break;
+
           default:
                OSL_ASSERT(false);
                throw IllegalArgumentException();