build.xml

<?xml version="1.0" encoding="UTF-8"?>
<project name="mootable" default="site" basedir=".">
    <!-- Do initialization stuff -->
    <target name="site" >
        <property file="build.properties"  override="true"/>
        <property name="extension" value="${ext.name}" />
        <property name="src" value="./"/>
        <if>
            <equals arg1="${extension}" arg2="" />
            <then>
                <fail message="Extension not specified, use -Dextension=EXTENSION" />
            </then>
        </if>

        <!-- Clean old files -->
        <delete dir="${www.dir}/plugins/system/${extension}" quiet="yes" includeemptydirs="true"/>

        <!-- Plugin files -->
        <copy todir="${www.dir}/plugins/system/${extension}" overwrite="true">
            <fileset dir="${src}">
                <include name="**"/>
                <!-- Exclude the language folder -->
                <exclude name="language"/>
            </fileset>
        </copy>

        <!-- Plugin languages -->
        <copy todir="${www.dir}/administrator/language" overwrite="true">
            <fileset dir="${src}/language">
                <include name="**" />
            </fileset>
        </copy>

    </target>
</project>