1 files changed, 90 insertions, 0 deletions
diff --git a/include/helpcompiler/HelpIndexer.hxx b/include/helpcompiler/HelpIndexer.hxx
new file mode 100644
index 000000000..2f8e7f322
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+++ b/include/helpcompiler/HelpIndexer.hxx
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+/* -*- 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/.
+ */
+
+#ifndef INCLUDED_HELPCOMPILER_HELPINDEXER_HXX
+#define INCLUDED_HELPCOMPILER_HELPINDEXER_HXX
+
+#include <helpcompiler/dllapi.h>
+
+#include <rtl/ustring.hxx>
+#include <set>
+#include <string_view>
+
+// I assume that TCHAR is defined as wchar_t throughout
+
+namespace lucene
+{
+namespace document
+{
+class Document;
+}
+namespace util
+{
+class Reader;
+}
+}
+
+class L10N_DLLPUBLIC HelpIndexer {
+    private:
+                OUString d_lang;
+                OUString d_module;
+                OUString d_captionDir;
+                OUString d_contentDir;
+                OUString d_indexDir;
+                OUString d_error;
+                std::set<OUString> d_files;
+
+    public:
+
+    /**
+     * @param lang Help files language.
+     * @param module The module of the helpfiles.
+     * @param srcDir The help directory to index
+     * @param outDir The directory to write the "module".idxl directory to
+     */
+        HelpIndexer(OUString const &lang, OUString const &module,
+            std::u16string_view srcDir, std::u16string_view outDir);
+
+    /**
+     * Run the indexer.
+     * @return true if index successfully generated.
+     */
+    bool indexDocuments();
+
+    /**
+     * Get the error string (empty if no error occurred).
+     */
+    OUString const & getErrorMessage() const { return d_error;}
+
+    private:
+
+    /**
+     * Scan the caption & contents directories for help files.
+     */
+    bool scanForFiles();
+
+    /**
+     * Scan for files in the given directory.
+     */
+    bool scanForFiles(OUString const &path);
+
+    /**
+     * Fill the Document with information on the given help file.
+     */
+    void helpDocument(OUString const & fileName, lucene::document::Document *doc) const;
+
+    /**
+     * Create a reader for the given file, and create an "empty" reader in case the file doesn't exist.
+     */
+    static lucene::util::Reader *helpFileReader(OUString const & path);
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */