Re: [EasyHack] #44681 port to CLucene from java/Lucene

On Tue, 2012-02-14 at 12:01 +0000, Caolán McNamara wrote:
> On Tue, 2012-02-14 at 09:45 +0100, G.H.M.Valkenhoef, van wrote:
> > >
> > Yes, I found that java code (the HelpIndexer I refer to). I'll work on
> > a patch to replace the XInvocations of the Java code with calls to my
> > code.
>
> I can try and knock together a skeleton of a conversion of that Java
> component to a C++ component for you to integration the clucene stuff
> into.

FWIW, here's a suggested skeleton for replacing the java help component,
with this applied going to help and typing something into "search"
should print out on stderr "implement me" and same for the other case of
indexing help of an extension on-demand if it doesn't come with an index
already.

C.

From aec3a13d95a099635408f65923a4407f75ed263b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Caol=C3=A1n=20McNamara?= <caolanm@redhat.com>
Date: Wed, 15 Feb 2012 10:03:24 +0000
Subject: [PATCH] bootstrap replacement c++ help component

---
 config_host.mk.in                                  |    3 -
 configure.in                                       |   86 -----------
 postprocess/packcomponents/makefile.mk             |    5 +-
 scp2/source/ooo/file_library_ooo.scp               |   11 ++
 scp2/source/ooo/file_ooo.scp                       |   11 --
 scp2/source/ooo/makefile.mk                        |    4 -
 scp2/source/ooo/module_hidden_ooo.scp              |    6 +-
 solenv/inc/extension_helplink.mk                   |   21 +---
 solenv/inc/settings.mk                             |    1 +
 xmlhelp/prj/build.lst                              |    4 +-
 xmlhelp/prj/d.lst                                  |    4 +-
 xmlhelp/source/cxxhelp/provider/databases.cxx      |    2 +
 .../source/cxxhelp/provider/resultsetforquery.cxx  |    4 +-
 .../helpcomponent/CLuceneHelpWrapper.component     |   35 +++++
 .../source/helpcomponent/CLuceneHelpWrapper.cxx    |  161 ++++++++++++++++++++
 xmlhelp/source/helpcomponent/makefile.mk           |   68 ++++++++
 16 files changed, 290 insertions(+), 136 deletions(-)
 create mode 100755 xmlhelp/source/helpcomponent/CLuceneHelpWrapper.component
 create mode 100644 xmlhelp/source/helpcomponent/CLuceneHelpWrapper.cxx
 create mode 100755 xmlhelp/source/helpcomponent/makefile.mk

diff --git a/config_host.mk.in b/config_host.mk.in
index 8d38959..b0b215a 100644
--- a/config_host.mk.in
+++ b/config_host.mk.in
@@ -256,8 +256,6 @@ export LIBXSLT_LIBS=@LIBXSLT_LIBS@
 export LINK_X64_BINARY=@LINK_X64_BINARY@
 export LO_PATH=@LO_PATH@
 @x_Cygwin@ export LS=@WIN_LS@
-export LUCENE_ANALYZERS_JAR=@LUCENE_ANALYZERS_JAR@
-export LUCENE_CORE_JAR=@LUCENE_CORE_JAR@
 export MANDIR=@MANDIR@
 export MACOSX_DEPLOYMENT_TARGET=@MACOSX_DEPLOYMENT_TARGET@
 export MACOSX_DEPLOYMENT_TARGET_FOR_BUILD=@MACOSX_DEPLOYMENT_TARGET_FOR_BUILD@
@@ -432,7 +430,6 @@ export SYSTEM_LIBXML=@SYSTEM_LIBXML@
 export SYSTEM_LIBXSLT=@SYSTEM_LIBXSLT@
 export SYSTEM_LIBXSLT_FOR_BUILD=@SYSTEM_LIBXSLT_FOR_BUILD@
 export SYSTEM_LPSOLVE=@SYSTEM_LPSOLVE@
-export SYSTEM_LUCENE=@SYSTEM_LUCENE@
 export SYSTEM_MDDS=@SYSTEM_MDDS@
 export SYSTEM_MESA_HEADERS=@SYSTEM_MESA_HEADERS@
 export SYSTEM_MOZILLA=@SYSTEM_MOZILLA@
diff --git a/configure.in b/configure.in
index 0f5ba8a..b6118bf 100644
--- a/configure.in
+++ b/configure.in
@@ -1163,26 +1163,11 @@ AC_ARG_WITH(system-db,
         [Use Berkeley db already on system.]),,
     [with_system_db="$with_system_libs"])
 
-AC_ARG_WITH(system-lucene,
-    AS_HELP_STRING([--with-system-lucene],
-        [Use Lucene already on system.]),,
-    [with_system_lucene="$with_system_jars"])
-
 AC_ARG_WITH(system-apache-commons,
     AS_HELP_STRING([--with-system-apache-commons],
         [Use Apache commons libraries already on system.]),,
     [with_system_apache_commons="$with_system_jars"])
 
-AC_ARG_WITH(lucene-core-jar,
-    AS_HELP_STRING([--with-lucene-core-jar=JARFILE],
-        [Specify path to jarfile manually.]),
-    LUCENE_CORE_JAR=$withval)
-
-AC_ARG_WITH(lucene-analyzers-jar,
-    AS_HELP_STRING([--with-lucene-analyzers-jar=JARFILE],
-        [Specify path to jarfile manually.]),
-    LUCENE_ANALYZERS_JAR=$withval ,)
-
 AC_ARG_WITH(system-mysql,
     AS_HELP_STRING([--with-system-mysql],
         [Use MySQL libraries already on system, for building the MySQL Connector/LibreOffice
@@ -6085,77 +6070,6 @@ AC_SUBST(SYSTEM_DB_CFLAGS)
 AC_SUBST(DB_LIB)
 AC_SUBST(DB_CPPLIB)
 
-dnl ===================================================================
-dnl Check for system lucene
-dnl ===================================================================
-if test "$with_java" != "no"; then
-AC_MSG_CHECKING([which lucene to use])
-if test "$with_system_lucene" = "yes"; then
-    AC_MSG_RESULT([external])
-    SYSTEM_LUCENE=YES
-    if test -z $LUCENE_CORE_JAR; then
-         AC_CHECK_FILE(/usr/share/java/lucene-core-2.3.jar,
-            [ LUCENE_CORE_JAR=/usr/share/java/lucene-core-2.3.jar ],
-            [
-              AC_CHECK_FILE(/usr/share/java/lucene-core.jar,
-                [ LUCENE_CORE_JAR=/usr/share/java/lucene-core.jar ],
-                [ AC_CHECK_FILE(/usr/share/java/lucene.jar,
-                   [ LUCENE_CORE_JAR=/usr/share/java/lucene.jar ],
-                   [ AC_MSG_ERROR(lucene-core.jar replacement not found)]
-                  )
-                ]
-              )
-            ]
-         )
-    else
-        AC_CHECK_FILE($LUCENE_CORE_JAR, [],
-               [AC_MSG_ERROR(lucene-core.jar not found.)], [])
-    fi
-
-    if test -z $LUCENE_ANALYZERS_JAR; then
-        AC_CHECK_FILE(/usr/share/java/lucene-analyzers-2.3.jar,
-            [ LUCENE_ANALYZERS_JAR=/usr/share/java/lucene-analyzers-2.3.jar ],
-            [
-              AC_CHECK_FILE(/usr/share/java/lucene-contrib/lucene-analyzers.jar,
-                [ LUCENE_ANALYZERS_JAR=/usr/share/java/lucene-contrib/lucene-analyzers.jar ],
-                [ AC_CHECK_FILE(/usr/share/java/lucene-analyzers.jar,
-                   [ LUCENE_ANALYZERS_JAR=/usr/share/java/lucene-analyzers.jar ],
-                   [ AC_MSG_ERROR(lucene-analyzers.jar replacement not found.)]
-                  )
-                ]
-              )
-            ]
-        )
-    else
-        AC_CHECK_FILE($LUCENE_CORE_JAR, [],
-               [ AC_MSG_ERROR(lucene-analyzers.jar not found.)], [])
-    fi
-    AC_MSG_CHECKING([whether lucene is version 2.x])
-    export LUCENE_CORE_JAR
-    if $PERL -e 'use Archive::Zip;
-            my $file = "$ENV{'LUCENE_CORE_JAR'}";
-            my $zip = Archive::Zip->new( $file );
-            my $mf = $zip->contents ( "META-INF/MANIFEST.MF" );
-            if ( $mf =~ m/Specification-Version: 2.*/ ) {
-                exit 0;
-            } else {
-                exit 1;
-            }'; then
-        AC_MSG_RESULT([yes])
-    else
-        AC_MSG_ERROR([no, you need lucene 2])
-    fi
-
-else
-    AC_MSG_RESULT([internal])
-    SYSTEM_LUCENE=NO
-    BUILD_TYPE="$BUILD_TYPE LUCENE"
-fi
-fi
-AC_SUBST(SYSTEM_LUCENE)
-AC_SUBST(LUCENE_CORE_JAR)
-AC_SUBST(LUCENE_ANALYZERS_JAR)
-
 AC_MSG_CHECKING([whether to build the MySQL Connector extension])
 if test "x$enable_ext_mysql_connector" = "xyes" -a "x$enable_extension_integration" != "xno"; then
     AC_MSG_RESULT([yes])
diff --git a/postprocess/packcomponents/makefile.mk b/postprocess/packcomponents/makefile.mk
index c79a28a..9041cba 100644
--- a/postprocess/packcomponents/makefile.mk
+++ b/postprocess/packcomponents/makefile.mk
@@ -174,6 +174,7 @@ my_components += \
     syssh \
     tvhlp1 \
     ucpchelp1 \
+    CLuceneHelpWrapper \
 
 .ENDIF
 
@@ -248,10 +249,6 @@ my_components += component/framework/util/lomenubar
 .END
 
 .IF "$(SOLAR_JAVA)" == "TRUE"
-.IF "$(BUILD_TYPE)" != "$(BUILD_TYPE:s/DESKTOP//)"
-my_components += \
-    LuceneHelpWrapper
-.ENDIF
 my_components += \
     component/xmerge/source/bridge/XMergeBridge \
     component/filter/source/xsltfilter/XSLTFilter.jar \
diff --git a/scp2/source/ooo/file_library_ooo.scp b/scp2/source/ooo/file_library_ooo.scp
index 3d46339..c8458bf 100644
--- a/scp2/source/ooo/file_library_ooo.scp
+++ b/scp2/source/ooo/file_library_ooo.scp
@@ -1237,6 +1237,17 @@ File gid_File_Lib_Tvhlp1
   #endif
 End
 
+File gid_File_Lib_CLuceneHelpWrapper
+    LIB_FILE_BODY;
+    Styles = (PACKED);
+    Dir = SCP2_OOO_BIN_DIR;
+  #ifdef UNX
+    Name = STRING(CONCAT2(libCLuceneHelpWrapper,UNXSUFFIX));
+  #else
+    Name = "libCLuceneHelpWrapper.dll";
+  #endif
+End
+
 File gid_File_Lib_Ucb1
     LIB_FILE_BODY;
     Styles = (PACKED);
diff --git a/scp2/source/ooo/file_ooo.scp b/scp2/source/ooo/file_ooo.scp
index cae313a..5bc5ced 100644
--- a/scp2/source/ooo/file_ooo.scp
+++ b/scp2/source/ooo/file_ooo.scp
@@ -391,17 +391,6 @@ End
 #endif
 
 #ifdef SOLAR_JAVA
-#ifndef SYSTEM_LUCENE
-STD_JAR_FILE( gid_File_Jar_Lucene_Core, lucene-core-2.3 )
-STD_JAR_FILE( gid_File_Jar_Lucene_Analyzers, lucene-analyzers-2.3 )
-#endif
-#endif
-
-#ifdef SOLAR_JAVA
-STD_JAR_FILE( gid_File_Jar_Lucenehelpwrapper, LuceneHelpWrapper )
-#endif
-
-#ifdef SOLAR_JAVA
 
 #ifndef MACOSX
 
diff --git a/scp2/source/ooo/makefile.mk b/scp2/source/ooo/makefile.mk
index 244cf55..bd1036b 100644
--- a/scp2/source/ooo/makefile.mk
+++ b/scp2/source/ooo/makefile.mk
@@ -194,10 +194,6 @@ SCPDEFS+=-DSYSTEM_SAXON -DSAXON_JAR=\""file://$(SAXON_JAR)"\"
 SCPDEFS+=-DGCJ
 .ENDIF
 
-.IF "$(SYSTEM_LUCENE)" == "YES"
-SCPDEFS+=-DSYSTEM_LUCENE
-.ENDIF
-
 .IF "$(SYSTEM_ICU)" == "YES"
 SCPDEFS+=\
     -DSYSTEM_ICU \
diff --git a/scp2/source/ooo/module_hidden_ooo.scp b/scp2/source/ooo/module_hidden_ooo.scp
index 67499de..89b43b8 100644
--- a/scp2/source/ooo/module_hidden_ooo.scp
+++ b/scp2/source/ooo/module_hidden_ooo.scp
@@ -159,9 +159,6 @@ Module gid_Module_Root_Files_3
        gid_File_Jar_Xflatxml,
        gid_File_Jar_Xmerge,
        gid_File_Jar_Xmergebridge,
-       gid_File_Jar_Lucene_Core,
-       gid_File_Jar_Lucene_Analyzers,
-       gid_File_Jar_Lucenehelpwrapper,
        gid_File_Rdb_Offapi,
        gid_Starregistry_Services_Rdb);
 End
@@ -339,8 +336,9 @@ Module gid_Module_Root_Files_5
        gid_File_Lib_Dlgprov,
        gid_File_Lib_Stringresource,
        gid_File_Lib_Ldapbe2,
-       gid_File_Lib_Comphelper2,
        gid_File_Lib_Cached1,
+        gid_File_Lib_CLuceneHelpWrapper,
+       gid_File_Lib_Comphelper2,
        gid_File_Lib_Curl,
        gid_Unixlink_File_Lib_Curl,
        gid_File_Lib_Db,
diff --git a/solenv/inc/extension_helplink.mk b/solenv/inc/extension_helplink.mk
index df61f42..c515669 100644
--- a/solenv/inc/extension_helplink.mk
+++ b/solenv/inc/extension_helplink.mk
@@ -25,18 +25,6 @@
 #
 #*************************************************************************
 
-my_cp:=$(CLASSPATH)$(PATH_SEPERATOR)$(SOLARBINDIR)/jaxp.jar$(PATH_SEPERATOR)$(SOLARBINDIR)/juh.jar$(PATH_SEPERATOR)$(SOLARBINDIR)/parser.jar$(PATH_SEPERATOR)$(SOLARBINDIR)/xt.jar$(PATH_SEPERATOR)$(SOLARBINDIR)/unoil.jar$(PATH_SEPERATOR)$(SOLARBINDIR)/ridl.jar$(PATH_SEPERATOR)$(SOLARBINDIR)/jurt.jar$(PATH_SEPERATOR)$(SOLARBINDIR)/xmlsearch.jar$(PATH_SEPERATOR)$(SOLARBINDIR)/LuceneHelpWrapper.jar$(PATH_SEPERATOR)$(SOLARBINDIR)/HelpIndexerTool.jar$
-
-.IF "$(SYSTEM_LUCENE)" == "YES"
-my_cp!:=$(my_cp)$(PATH_SEPERATOR)$(LUCENE_CORE_JAR)$(PATH_SEPERATOR)$(LUCENE_ANALYZERS_JAR)
-.ELSE
-my_cp!:=$(my_cp)$(PATH_SEPERATOR)$(SOLARBINDIR)/lucene-core-2.3.jar$(PATH_SEPERATOR)$(SOLARBINDIR)/lucene-analyzers-2.3.jar
-.ENDIF
-
-.IF "$(SYSTEM_DB)" != "YES"
-JAVA_LIBRARY_PATH= -Djava.library.path=$(SOLARSHAREDBIN)
-.ENDIF
-
 #aux_alllangiso*:=$(foreach,i,$(alllangiso) $(foreach,j,$(aux_langdirs) $(eq,$i,$j  $i $(NULL))))
 aux_alllangiso*:=$(alllangiso)
 
@@ -68,12 +56,9 @@ $(HELPLINKALLTARGETS) : $(foreach,i,$(LINKLINKFILES) $(XHPLINKSRC)/$$(@:b:s/_/./
 .IF "$(SOLAR_JAVA)" == "TRUE"
 # cleanup index dir
     -$(RM) $(XHPLINKSRC)/{$(subst,$(TARGET)_$(LINKNAME)_, $(@:b))}/$(LINKNAME).idxl/*
-.IF "$(CHECK_LUCENCE_INDEXER_OUTPUT)" == ""
-    $(COMMAND_ECHO)$(JAVAI) $(JAVAIFLAGS) $(JAVA_LIBRARY_PATH) -cp "$(my_cp)" 
com.sun.star.help.HelpIndexerTool -extension -lang $(@:b:s/_/./:e:s/.//) -mod $(LINKNAME) -zipdir 
$(XHPLINKSRC)/{$(subst,$(TARGET)_$(LINKNAME)_, $(@:b))} && $(TOUCH) $@
-.ELSE
-    $(COMMAND_ECHO)$(JAVAI) $(JAVAIFLAGS) $(JAVA_LIBRARY_PATH) -cp "$(my_cp)" 
com.sun.star.help.HelpIndexerTool -extension -lang $(@:b:s/_/./:e:s/.//) -mod $(LINKNAME) -zipdir 
$(XHPLINKSRC)/{$(subst,$(TARGET)_$(LINKNAME)_, $(@:b))} -checkcfsandsegname _0 _3  && $(TOUCH) $@
-.ENDIF
-.ELSE
+    $(HELPINDEXER) -lang $(@:b:s/_/./:e:s/.//) -mod $(LINKNAME) -srcdir 
$(XHPLINKSRC)/{$(subst,$(TARGET)_$(LINKNAME)_, $(@:b))} -zipdir 
$(XHPLINKSRC)/{$(subst,$(TARGET)_$(LINKNAME)_, $(@:b))} && $(TOUCH) $@
     -$(RM) $(XHPLINKSRC)/$(@:b:s/_/./:e:s/.//)/content/*.*
+    -$(RMDIR) $(XHPLINKSRC)/$(@:b:s/_/./:e:s/.//)/content
     -$(RM) $(XHPLINKSRC)/$(@:b:s/_/./:e:s/.//)/caption/*.*
+    -$(RMDIR) $(XHPLINKSRC)/$(@:b:s/_/./:e:s/.//)/caption
 .ENDIF
diff --git a/solenv/inc/settings.mk b/solenv/inc/settings.mk
index 65751eb..278329d 100644
--- a/solenv/inc/settings.mk
+++ b/solenv/inc/settings.mk
@@ -1006,6 +1006,7 @@ CPPUNITTESTER=$(AUGMENT_LIBRARY_PATH_LOCAL) $(GDBCPPUNITTRACE) 
$(VALGRINDTOOL) $
 HELPEX=$(AUGMENT_LIBRARY_PATH) $(SOLARBINDIR)/helpex
 LNGCONVEX=$(AUGMENT_LIBRARY_PATH) $(SOLARBINDIR)/lngconvex
 HELPLINKER=$(AUGMENT_LIBRARY_PATH) $(SOLARBINDIR)/HelpLinker
+HELPINDEXER=$(AUGMENT_LIBRARY_PATH) $(SOLARBINDIR)/HelpIndexer
 
 .IF "$(JAVAINTERPRETER)" == ""
 JAVA*:=java
diff --git a/xmlhelp/prj/build.lst b/xmlhelp/prj/build.lst
index 446a9df..19ca1fc 100644
--- a/xmlhelp/prj/build.lst
+++ b/xmlhelp/prj/build.lst
@@ -1,7 +1,7 @@
-xh      xmlhelp :       comphelper ucbhelper LIBXSLT:libxslt unoil BERKELEYDB:berkeleydb 
LUCENE:lucene javaunohelper DESKTOP:l10ntools unotools NULL
+xh      xmlhelp :       comphelper ucbhelper LIBXSLT:libxslt unoil BERKELEYDB:berkeleydb 
javaunohelper DESKTOP:l10ntools unotools NULL
 xh     xmlhelp                                                                 usr1    -       all 
    xh_mkout NULL
 xh     xmlhelp\source\treeview                                 nmake   -       all     xh_treeview 
NULL
-xh     xmlhelp\source\com\sun\star\help                nmake   -       all     xh_help NULL
+xh     xmlhelp\source\helpcomponent                    nmake   -       all     xh_help NULL
 xh     xmlhelp\source\cxxhelp\util                             nmake   -       all     xh_cutil 
NULL
 xh     xmlhelp\source\cxxhelp\qe                               nmake   -       all     xh_qe NULL
 xh     xmlhelp\source\cxxhelp\provider                 nmake   -       all     xh_provider NULL
diff --git a/xmlhelp/prj/d.lst b/xmlhelp/prj/d.lst
index 11b504a..8ce9628 100644
--- a/xmlhelp/prj/d.lst
+++ b/xmlhelp/prj/d.lst
@@ -1,12 +1,10 @@
 ..\%__SRC%\bin\*.dll %_DEST%\bin\*.*
-..\%__SRC%\bin\HelpLinker* %_DEST%\bin
 ..\%__SRC%\lib\lib*.so %_DEST%\lib
 ..\%__SRC%\lib\*.dylib %_DEST%\lib\*.*
 ..\%__SRC%\class\*.jar %_DEST%\bin\*.*
 ..\util\ucpchelp.xml %_DEST%\xml\ucpchelp.xml
 ..\util\*.xsl %_DEST%\bin\*.*
-..\%__SRC%\lib\ihelplinker.lib %_DEST%\lib\ihelplinker.lib
 ..\%__SRC%\bin\helpxsl.zip %_DEST%\pck\helpxsl.zip
-..\%__SRC%\misc\LuceneHelpWrapper.component %_DEST%\xml\LuceneHelpWrapper.component
+..\%__SRC%\misc\CLuceneHelpWrapper.component %_DEST%\xml\CLuceneHelpWrapper.component
 ..\%__SRC%\misc\tvhlp1.component %_DEST%\xml\tvhlp1.component
 ..\%__SRC%\misc\ucpchelp1.component %_DEST%\xml\ucpchelp1.component
diff --git a/xmlhelp/source/cxxhelp/provider/databases.cxx 
b/xmlhelp/source/cxxhelp/provider/databases.cxx
index 4a4a756..7ee812e 100644
--- a/xmlhelp/source/cxxhelp/provider/databases.cxx
+++ b/xmlhelp/source/cxxhelp/provider/databases.cxx
@@ -2086,6 +2086,8 @@ rtl::OUString IndexFolderIterator::nextIndexFolder( bool& o_rbExtension, 
bool& o
 
 rtl::OUString IndexFolderIterator::implGetIndexFolderFromPackage( bool& o_rbTemporary, Reference< 
deployment::XPackage > xPackage )
 {
+    fprintf(stderr, "IndexFolderIterator::implGetIndexFolderFromPackage\n");
+
     rtl::OUString aIndexFolder =
         implGetFileFromPackage( rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( ".idxl" )), xPackage );
 
diff --git a/xmlhelp/source/cxxhelp/provider/resultsetforquery.cxx 
b/xmlhelp/source/cxxhelp/provider/resultsetforquery.cxx
index ec175cc..767ce89 100644
--- a/xmlhelp/source/cxxhelp/provider/resultsetforquery.cxx
+++ b/xmlhelp/source/cxxhelp/provider/resultsetforquery.cxx
@@ -84,6 +84,8 @@ ResultSetForQuery::ResultSetForQuery( const uno::Reference< lang::XMultiServiceF
       m_pDatabases( pDatabases ),
       m_aURLParameter( aURLParameter )
 {
+    fprintf(stderr, "ResultSetForQuery::ResultSetForQuery\n");
+
     Reference< XTransliteration > xTrans(
         xMSF->createInstance( rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( 
"com.sun.star.i18n.Transliteration" )) ),
         UNO_QUERY );
@@ -94,7 +96,7 @@ ResultSetForQuery::ResultSetForQuery( const uno::Reference< lang::XMultiServiceF
         xTrans->loadModule(TransliterationModules_UPPERCASE_LOWERCASE,
                            aLocale );
 
-    // Access Lucene via XInvocation
+    // Access CLucene via XInvocation
     Reference< script::XInvocation > xInvocation(
         xMSF->createInstance( rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( 
"com.sun.star.help.HelpSearch" )) ),
         UNO_QUERY );
diff --git a/xmlhelp/source/helpcomponent/CLuceneHelpWrapper.component 
b/xmlhelp/source/helpcomponent/CLuceneHelpWrapper.component
new file mode 100755
index 0000000..fbe7828f
--- /dev/null
+++ b/xmlhelp/source/helpcomponent/CLuceneHelpWrapper.component
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ * Version: MPL 1.1 / GPLv3+ / LGPLv3+
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License or as specified alternatively below. You may obtain a copy of
+ * the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * Major Contributor(s):
+ * Copyright (C) 2012 Red Hat, Inc., Caolán McNamara <caolanm@redhat.com>
+ *  (initial developer)
+ *
+ * All Rights Reserved.
+ *
+ * For minor contributions see the git repository.
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 3 or later (the "GPLv3+"), or
+ * the GNU Lesser General Public License Version 3 or later (the "LGPLv3+"),
+ * in which case the provisions of the GPLv3+ or the LGPLv3+ are applicable
+ * instead of those above.
+ -->
+<component loader="com.sun.star.loader.SharedLibrary"
+    xmlns="http://openoffice.org/2010/uno-components";>
+  <implementation name="libreoffice.CLuceneWrapper">
+    <service name="com.sun.star.help.HelpIndexer"/>
+    <service name="com.sun.star.help.HelpSearch"/>
+  </implementation>
+</component>
diff --git a/xmlhelp/source/helpcomponent/CLuceneHelpWrapper.cxx 
b/xmlhelp/source/helpcomponent/CLuceneHelpWrapper.cxx
new file mode 100644
index 0000000..6e800f8
--- /dev/null
+++ b/xmlhelp/source/helpcomponent/CLuceneHelpWrapper.cxx
@@ -0,0 +1,161 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * Version: MPL 1.1 / GPLv3+ / LGPLv3+
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License or as specified alternatively below. You may obtain a copy of
+ * the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * Major Contributor(s):
+ * Copyright (C) 2010 Red Hat, Inc., Caolán McNamara <caolanm@redhat.com>
+ *  (initial developer)
+ *
+ * All Rights Reserved.
+ *
+ * For minor contributions see the git repository.
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 3 or later (the "GPLv3+"), or
+ * the GNU Lesser General Public License Version 3 or later (the "LGPLv3+"),
+ * in which case the provisions of the GPLv3+ or the LGPLv3+ are applicable
+ * instead of those above.
+ */
+
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/script/XInvocation.hpp>
+#include <cppuhelper/implbase2.hxx>
+#include <cppuhelper/implementationentry.hxx>
+
+using namespace com::sun::star::beans;
+using namespace com::sun::star::reflection;
+using namespace com::sun::star::script;
+using namespace com::sun::star::lang;
+using namespace com::sun::star::uno;
+using namespace cppu;
+using namespace rtl;
+
+class CLuceneHelpWrapper : public WeakImplHelper2<XServiceInfo, XInvocation>
+{
+public:
+
+    // XServiceInfo
+    virtual OUString SAL_CALL getImplementationName()
+        throw (RuntimeException);
+
+    virtual sal_Bool SAL_CALL supportsService(const OUString&)
+        throw (RuntimeException);
+
+    virtual Sequence< OUString > SAL_CALL
+    getSupportedServiceNames() throw (RuntimeException);
+
+    // XInvocation
+    virtual Reference< XIntrospectionAccess > SAL_CALL getIntrospection(void) throw( 
RuntimeException )
+    {
+        return Reference< XIntrospectionAccess >();
+    }
+    virtual Any SAL_CALL invoke(const OUString& FunctionName, const Sequence< Any >& Params, 
Sequence< sal_Int16 >& OutParamIndex, Sequence< Any >& OutParam)
+        throw( IllegalArgumentException, CannotConvertException, InvocationTargetException, 
RuntimeException );
+    virtual void SAL_CALL setValue(const OUString& PropertyName, const Any& Value)
+        throw( UnknownPropertyException, CannotConvertException, InvocationTargetException, 
RuntimeException )
+    {
+        throw UnknownPropertyException();
+    }
+    virtual Any SAL_CALL getValue(const OUString&) throw( UnknownPropertyException, 
RuntimeException )
+    {
+        throw UnknownPropertyException();
+    }
+    virtual sal_Bool SAL_CALL hasMethod(const OUString& rName) throw( RuntimeException )
+    {
+        return rName.equalsAsciiL(RTL_CONSTASCII_STRINGPARAM("search"))
+            || rName.equalsAsciiL(RTL_CONSTASCII_STRINGPARAM("createIndex"));
+    }
+    virtual sal_Bool SAL_CALL hasProperty(const OUString&) throw( RuntimeException )
+    {
+        return sal_False;
+    }
+};
+
+Any CLuceneHelpWrapper::invoke(const OUString& rFunctionName, const Sequence< Any >& Params, 
Sequence< sal_Int16 >& OutParamIndex, Sequence< Any >& OutParam)
+        throw( IllegalArgumentException, CannotConvertException, InvocationTargetException, 
RuntimeException )
+{
+    fprintf(stderr, "invoke something or other, %s\n", rtl::OUStringToOString(rFunctionName, 
RTL_TEXTENCODING_UTF8).getStr());
+    if (rFunctionName.equalsAsciiL(RTL_CONSTASCII_STRINGPARAM("search")))
+        fprintf(stderr, "implement me, do search thing from helpsearch.cxx here");
+    else if (rFunctionName.equalsAsciiL(RTL_CONSTASCII_STRINGPARAM("createIndex")))
+        fprintf(stderr, "implement me, do indexing thing for extensions with help, but without 
pre-created index, make need to split l10ntools HelpIndexer tool into a lib and header that we can 
link to here");
+    else
+        throw IllegalArgumentException();
+}
+
+namespace
+{
+    Reference<XInterface> create( Reference<XComponentContext> const & /*xContext*/ )
+    {
+        return static_cast< ::cppu::OWeakObject * >(new CLuceneHelpWrapper);
+    }
+
+    OUString getImplName()
+    {
+        return OUString(RTL_CONSTASCII_USTRINGPARAM("libreoffice.CLuceneWrapper"));
+    }
+
+    Sequence< OUString > getSuppServices()
+    {
+        OUString sHelpIndexer(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.help.HelpIndexer"));
+        OUString sHelpSearch(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.help.HelpSearch"));
+        Sequence< OUString > aServiceNames(2);
+        aServiceNames[0] = sHelpIndexer;
+        aServiceNames[1] = sHelpSearch;
+        return aServiceNames;
+    }
+}
+
+OUString CLuceneHelpWrapper::getImplementationName()
+    throw (RuntimeException)
+{
+    return getImplName();
+}
+
+sal_Bool CLuceneHelpWrapper::supportsService(const OUString& rService)
+    throw (RuntimeException)
+{
+    Sequence<OUString> names(getSupportedServiceNames());
+    for (sal_Int32 i = 0; i < names.getLength(); ++i)
+    {
+        if (names[i] == rService)
+            return true;
+    }
+    return false;
+}
+
+Sequence< OUString > CLuceneHelpWrapper::getSupportedServiceNames()
+    throw (RuntimeException)
+{
+    return getSuppServices();
+}
+
+namespace
+{
+    static ::cppu::ImplementationEntry const entries[] = {
+        { create,
+          getImplName,
+          getSuppServices,
+          ::cppu::createSingleComponentFactory, 0, 0 },
+        { 0, 0, 0, 0, 0, 0 }
+    };
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT void * SAL_CALL component_getFactory(
+    char const * pImplName, void * pServiceManager, void * pRegistryKey)
+{
+    return cppu::component_getFactoryHelper(
+        pImplName, pServiceManager, pRegistryKey, entries);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/xmlhelp/source/helpcomponent/makefile.mk b/xmlhelp/source/helpcomponent/makefile.mk
new file mode 100755
index 0000000..50b635e
--- /dev/null
+++ b/xmlhelp/source/helpcomponent/makefile.mk
@@ -0,0 +1,68 @@
+# -*- Mode: makefile-gmake; tab-width: 4; indent-tabs-mode: t -*-
+#*************************************************************************
+# Version: MPL 1.1 / GPLv3+ / LGPLv3+
+#
+# The contents of this file are subject to the Mozilla Public License Version
+# 1.1 (the "License"); you may not use this file except in compliance with
+# the License or as specified alternatively below. You may obtain a copy of
+# the License at http://www.mozilla.org/MPL/
+#
+# Software distributed under the License is distributed on an "AS IS" basis,
+# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+# for the specific language governing rights and limitations under the
+# License.
+#
+# Major Contributor(s):
+# Copyright (C) 2012 Red Hat, Inc., Caolán McNamara <caolanm@redhat.com>
+#  (initial developer)
+#
+# All Rights Reserved.
+#
+# For minor contributions see the git repository.
+#
+# Alternatively, the contents of this file may be used under the terms of
+# either the GNU General Public License Version 3 or later (the "GPLv3+"), or
+# the GNU Lesser General Public License Version 3 or later (the "LGPLv3+"),
+# in which case the provisions of the GPLv3+ or the LGPLv3+ are applicable
+# instead of those above.
+#*************************************************************************
+
+PRJ = ..$/..$/
+PRJNAME = xmlhelp
+TARGET = CLuceneHelpWrapper
+ENABLE_EXCEPTIONS=TRUE
+
+.INCLUDE : settings.mk
+
+SLOFILES=\
+    $(SLO)$/CLuceneHelpWrapper.obj
+
+PKGCONFIG_MODULES=libclucene-core
+.INCLUDE : pkg_config.mk
+
+LIB1TARGET=$(SLB)$/_$(TARGET).lib
+LIB1OBJFILES=$(SLOFILES)
+
+SHL1TARGET=$(TARGET)
+SHL1LIBS=$(LIB1TARGET)
+SHL1IMPLIB=i$(TARGET)
+SHL1STDLIBS=\
+    $(CPPUHELPERLIB) \
+    $(CPPULIB) \
+    $(COMPHELPERLIB) \
+    $(UNOTOOLSLIB) \
+    $(SALLIB) \
+    $(PKGCONFIG_LIBS)
+SHL1VERSIONMAP=$(SOLARENV)/src/component.map
+ 
+.INCLUDE :  target.mk
+
+ALLTAR : $(MISC)/CLuceneHelpWrapper.component
+
+$(MISC)/CLuceneHelpWrapper.component .ERRREMOVE : \
+        $(SOLARENV)/bin/createcomponent.xslt CLuceneHelpWrapper.component
+    $(XSLTPROC) --nonet --stringparam uri \
+        '$(COMPONENTPREFIX_BASIS_NATIVE)$(SHL1TARGETN:f)' -o $@ \
+        $(SOLARENV)/bin/createcomponent.xslt CLuceneHelpWrapper.component
+
+# vim: set noet sw=4 ts=4:
-- 
1.7.7.6