build.xml

<?xml version="1.0" encoding="UTF-8"?>
 <project default="dist" name="freidi-website">
    <property name="project.version" value="0.1"/>
    <property name="project.app" value="freidi-website"/>
     <property name="app.dir" value="app"/>
     <property name="dist.dir" value="dist"/>
    <tstamp/>
    
    <target name="clean">
        <delete dir="${dist.dir}"/>
    </target>
    
    <target name="dist" depends="clean">
        
        <mkdir dir="${dist.dir}"/>

        <copydir src="${app.dir}" dest="${dist.dir}" excludes="**/sites/** **/sites-en/** **/templates/**"/>

        <copy todir="${dist.dir}">
            <fileset dir="${app.dir}/sites" includes="**/*.html" excludes="**/ex01-*.html"/>
            <filterchain>
                <concatfilter prepend="${app.dir}/templates/_htmlstart.html" append="${app.dir}/templates/_htmlend.html" />
            </filterchain>
        </copy>

        <copy todir="${dist.dir}">
            <fileset dir="${app.dir}/sites" includes="**/ex01-*.html **/*.xml"/>
        </copy>

        <mkdir dir="${dist.dir}/en/"/>

        <copy todir="${dist.dir}/en/">
            <fileset dir="${app.dir}/sites-en" includes="**/*.html" excludes="**/ex01-*.html"/>
            <filterchain>
                <concatfilter prepend="${app.dir}/templates/_htmlstart_en.html" append="${app.dir}/templates/_htmlend_en.html" />
            </filterchain>
        </copy>
        
        <copy todir="${dist.dir}/en/">
            <fileset dir="${app.dir}/sites-en" includes="**/ex01-*.html **/*.xml"/>
        </copy>

    </target>
    
</project>