build.xml

<project name="Lessnichy" default="build" basedir=".">
    <property name="phar.output" value="build/lessnichy.phar"/>

    <target name="setup" depends="clean-build">
        <property name="composer.installed" value="false"/>
        <available property="composer.installed" file="composer.phar"/>
        <if>
            <isfalse value="${composer.installed}"/>
            <then>
                <echo>Installing composer.phar</echo>
                <exec command="curl -sS https://getcomposer.org/installer | php"/>
            </then>
            <else>
                <echo>Composer already downloaded</echo>
            </else>
        </if>
        <property name="composer.dependencies.installed" value="false"/>
        <available property="composer.dependencies.installed" file="vendor/autoload.php"/>
        <if>
            <isfalse value="${composer.dependencies.installed}"/>
            <then>
                <phingcall target="composer-dependencies-install" />
            </then>
            <else>
                <echo>Composer dependencies already installed</echo>
            </else>
        </if>
    </target>
    <target name="composer-dependencies-install">
        <echo>Installing composer.phar dependencies</echo>
        <exec command="php composer.phar install"/>
    </target>
    <target name="clean-build">
        <delete file="${phar.output}" failonerror="false"/>
    </target>
    <target name="build" depends="setup">
        <echo>Starting phar build</echo>
        <exec command="php ${project.basedir}/build/build-phar.php" passthru="true"/>
        <delete dir="build/phar"/>
        <property name="lessnichy.built" value="false"/>
        <available property="lessnichy.built" file="${phar.output}"/>
        <if>
            <isfalse value="${lessnichy.built}"/>
            <then>
                <fail message="phar build failed"/>
            </then>
            <else>
                <echo>Build successful</echo>
            </else>
        </if>
    </target>
</project>