liblibo: create initial liblibreoffice.

bootstrap libreoffice, start a dummy test-harness: can't use CppUnit
or link to any URE / LibreOffice libraries.
Change-Id: I855b640557f93959749e966a2d8e5e577fd84574

6 files changed, 260 insertions, 0 deletions

diff --git a/desktop/Library_libreoffice.mk b/desktop/Library_libreoffice.mk
new file mode 100644
index 000000000000..a40bbd74f987
--- /dev/null
+++ b/desktop/Library_libreoffice.mk
@@ -0,0 +1,25 @@
+# -*- 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 $(call gb_Library_Library,libreoffice))
+
+$(eval $(call gb_Library_set_include,libreoffice,\
+    $$(INCLUDE) \
+    -I$(SRCDIR)/desktop/inc \
+))
+
+$(eval $(call gb_Library_use_libraries,libreoffice,\
+	$(gb_UWINAPI) \
+))
+
+$(eval $(call gb_Library_add_exception_objects,libreoffice,\
+    desktop/source/lib/shim \
+))
+
+# vim: set noet sw=4 ts=4:
diff --git a/desktop/Library_sofficeapp.mk b/desktop/Library_sofficeapp.mk
index 2a635b5953c9..5ae66d259d30 100644
--- a/desktop/Library_sofficeapp.mk
+++ b/desktop/Library_sofficeapp.mk
@@ -90,6 +90,11 @@ $(eval $(call gb_Library_add_exception_objects,sofficeapp,\
     desktop/source/migration/migration \
 ))
 
+# liblibreoffice bits
+$(eval $(call gb_Library_add_exception_objects,sofficeapp,\
+	desktop/source/lib/init \
+))
+
 ifeq ($(ENABLE_TELEPATHY),TRUE)
 $(eval $(call gb_Library_use_libraries,sofficeapp,tubes))
 endif
diff --git a/desktop/Module_desktop.mk b/desktop/Module_desktop.mk
index 538553ac7dd1..d97bff3f1b1c 100644
--- a/desktop/Module_desktop.mk
+++ b/desktop/Module_desktop.mk
@@ -33,6 +33,7 @@ $(eval $(call gb_Module_add_targets,desktop,\
     AllLangResTarget_dkt \
     Library_deployment \
     Library_deploymentmisc \
+	Library_libreoffice \
     Library_offacc \
     Library_sofficeapp \
     Library_spl \
diff --git a/desktop/inc/liblibreoffice.h b/desktop/inc/liblibreoffice.h
new file mode 100644
index 000000000000..dde50cec88e1
--- /dev/null
+++ b/desktop/inc/liblibreoffice.h
@@ -0,0 +1,38 @@
+/* -*- 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/.
+ */
+
+/*
+ * A simple C API to setup and use libreoffice
+ */
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct {
+  int   errno;
+  char *message;
+} LOError;
+
+typedef int loboolean;
+typedef struct _LODocument LODocument;
+
+loboolean lo_initialize (const char *install_path);
+
+void     lo_error_free (LOError *error);
+LOError *lo_error_new (int errno, const char *message);
+
+LODocument *lo_document_load (const char *url, LOError **opt_error);
+loboolean   lo_document_save (const char *url, LOError **opt_error);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
+
diff --git a/desktop/source/lib/init.cxx b/desktop/source/lib/init.cxx
new file mode 100644
index 000000000000..5aab66bd42d2
--- /dev/null
+++ b/desktop/source/lib/init.cxx
@@ -0,0 +1,139 @@
+/* -*- 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 <stdio.h>
+
+#include <liblibreoffice.h>
+#include <tools/errinf.hxx>
+#include <osl/file.hxx>
+#include <rtl/strbuf.hxx>
+#include <rtl/bootstrap.hxx>
+#include <cppuhelper/bootstrap.hxx>
+#include <comphelper/processfactory.hxx>
+
+#include <com/sun/star/lang/Locale.hpp>
+#include <com/sun/star/lang/XComponent.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/ucb/XContentProvider.hpp>
+#include <com/sun/star/ucb/XUniversalContentBroker.hpp>
+
+#include <vcl/svapp.hxx>
+#include <tools/resmgr.hxx>
+#include <vcl/graphicfilter.hxx>
+#include <unotools/syslocaleoptions.hxx>
+
+using namespace ::com::sun::star;
+
+// Wonder global state ...
+static uno::Reference<css::uno::XComponentContext> xContext;
+static uno::Reference<css::lang::XMultiServiceFactory> xSFactory;
+static uno::Reference<css::lang::XMultiComponentFactory> xFactory;
+
+SAL_DLLPUBLIC_EXPORT void
+lo_error_free( LOError * )
+{
+}
+
+SAL_DLLPUBLIC_EXPORT LOError *
+lo_error_new( int, const char * )
+{
+    return NULL;
+}
+
+SAL_DLLPUBLIC_EXPORT LODocument *
+lo_document_load( const char *, LOError ** )
+{
+    return NULL;
+}
+
+SAL_DLLPUBLIC_EXPORT loboolean
+lo_document_save( const char *, LOError ** )
+{
+    return 1;
+}
+
+static void
+force_c_locale( void )
+{
+    // force locale (and resource files loaded) to en-US
+    css::lang::Locale aLocale( "en", "US", "");
+    ResMgr::SetDefaultLocale( aLocale );
+    SvtSysLocaleOptions aLocalOptions;
+    OUString aLangISO( "en-US" );
+    aLocalOptions.SetLocaleConfigString( aLangISO );
+    aLocalOptions.SetUILocaleConfigString( aLangISO );
+}
+
+static void
+aBasicErrorFunc( const OUString &rErr, const OUString &rAction )
+{
+    OStringBuffer aErr( "Unexpected dialog: " );
+    aErr.append( OUStringToOString( rAction, RTL_TEXTENCODING_ASCII_US ) );
+    aErr.append( " Error: " );
+    aErr.append( OUStringToOString( rErr, RTL_TEXTENCODING_ASCII_US ) );
+    fprintf( stderr, "Unexpected basic error dialog '%s'\n", aErr.getStr() );
+}
+
+static void
+initialize_uno( const rtl::OUString &aUserProfileURL )
+{
+    // set UserInstallation to user profile dir in test/user-template
+    rtl::Bootstrap aDefaultVars;
+    aDefaultVars.set(rtl::OUString("UserInstallation"), aUserProfileURL );
+
+    xContext = comphelper::getProcessComponentContext();
+    xFactory = xContext->getServiceManager();
+    xSFactory = uno::Reference<lang::XMultiServiceFactory>(xFactory, uno::UNO_QUERY_THROW);
+}
+
+SAL_DLLPUBLIC_EXPORT loboolean
+lo_initialize( const char *app_path )
+{
+    static bool bInitialized = false;
+    if( bInitialized )
+        return true;
+
+    if( !app_path )
+        return false;
+
+    OUString aAppPath( app_path, strlen( app_path ), RTL_TEXTENCODING_UTF8 );
+    OUString aAppURL;
+    if( osl::FileBase::getFileURLFromSystemPath( aAppPath, aAppURL ) !=
+        osl::FileBase::E_None )
+        return false;
+
+    try {
+        initialize_uno( aAppURL + "../registry" );
+        force_c_locale();
+        InitVCL();
+        if (Application::IsHeadlessModeRequested())
+            Application::EnableHeadlessMode(true);
+
+        ErrorHandler::RegisterDisplay( aBasicErrorFunc );
+
+        fprintf (stderr, "do nothing yet");
+        bInitialized = true;
+    } catch (css::uno::Exception & e) {
+        fprintf( stderr, "bootstrapping exception '%s'\n",
+                 OUStringToOString( e.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
+    }
+    return bInitialized;
+}
+
+extern "C" {
+    SAL_DLLPUBLIC_EXPORT LibLibreOffice *liblibreoffice_hook(void);
+}
+
+LibLibreOffice *liblibreoffice_hook(void)
+{
+    return new LibLibreOffice();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
+
diff --git a/desktop/source/lib/shim.cxx b/desktop/source/lib/shim.cxx
new file mode 100644
index 000000000000..c57803e588fa
--- /dev/null
+++ b/desktop/source/lib/shim.cxx
@@ -0,0 +1,52 @@
+/* -*- 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/.
+ */
+
+#ifdef LINUX
+
+#include <sal/types.h>
+#include <liblibreoffice.h>
+
+#include <dlfcn.h>
+#ifdef AIX
+#  include <sys/ldr.h>
+#endif
+
+#define TARGET_LIB SAL_MODULENAME( "sofficeapp" )
+
+extern "C" {
+    typedef LibLibreOffice *(HookFunction)(void);
+};
+
+extern LibLibreOffice *lo_init( const char *install_path )
+{
+    if( !install_path )
+        return NULL;
+    char *impl_lib = malloc( strlen (install_path) + sizeof( TARGET_LIB ) + 2 );
+    strcpy( imp_lib, install_path );
+    strcat( imp_lib, "/" );
+    strcat( imp_lib, TARGET_LIB );
+    void *dlhandle = dlopen( imp_lib, RTLD_LAZY );
+    if( !dlhandle )
+    {
+        fprintf( stderr, "failed to open library '%s'\n", imp_lib );
+        return NULL;
+    }
+    free( imp_lib );
+
+    HookFunction *pSym = dlsym( dlhandle, "liblibreoffice_hook" );
+    if( !pSym ) {
+        fprintf( stderr, "failed to find hook in library '%s'\n", imp_lib );
+        return NULL;
+    }
+    return pSym();
+}
+
+#endif // LINUX - port me !
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */