build.xml

<project name="clovercss" default="build.all">

    <!-- version number -->
    <property name="clovercss.version" value="0.1.0" />

    <!-- the directories containing the source files -->
    <property name="src.dir" value="./src" />
    <property name="src.core.dir" value="./src/core" />
    <property name="src.plugins.dir" value="./src/plugins" />
    
    <!-- the directories and files to output to -->
    <property name="build.dir" value="./build" />
    <property name="release.dir" value="./release" />

    <!-- the directory containing library files -->
    <property name="lib.dir" value="./lib" /> 
    
    <!-- tools -->
    <property name="yuicompressor" value="yuicompressor-2.4.7.jar" />

    <!-- output filenames -->
    <property name="core.build.file" value="clover-core.css"/>
    <property name="plugins.build.file" value="clover-plugins.css"/>
    <property name="all.build.file" value="clover.css"/>
    <property name="core.debug.file" value="clover-core_debug.css"/>
    
    <!-- external resources -->
    <property name="csslint.url" value="https://raw.github.com/stubbornella/csslint/master/release/csslint-rhino.js"/>
    
    <!-- embeddable license -->
    <loadfile property="license.text" srcfile="LICENSE" />   

    <!-- get a timestamp -->
    <tstamp>
      <format property="RIGHT_NOW"
              pattern="d-MMMM-yyyy hh:mm:ss"
              locale="en,US"/>
    </tstamp>
    <tstamp>
      <format property="SIMPLE_DATE"
              pattern="MMMM d, yyyy"
              locale="en,US"/>
    </tstamp>    
    
    <!-- clean -->
    <target name="clean">
        <delete dir="${build.dir}" />
    </target>
    
    <!-- update the changelog automagically -->
    <target name="changelog.update">
        <exec executable="git" failonerror="true" outputproperty="git.tag">
            <arg line="tag"/>
        </exec>      
        <script language="javascript"><![CDATA[
            //get the most recent tag to get the diff
            var tags = clovercss.getProperty("git.tag").replace("\r", "").split("\n"),
                lastTag = tags[tags.length-1];
            clovercss.setProperty("git.log.range", lastTag + "..HEAD");
        ]]></script>
        
        <!-- git log -pretty=format:'* %s (%an)' v0.4.0..v0.5.0-->
        <exec executable="git" failonerror="true" outputproperty="git.changelog">
            <arg line="log --pretty=format:'* %s (%an)' ${git.log.range}"/>
        </exec>      
        
        <concat destfile="CHANGELOG.tmp"  fixlastline="true">
            <header trimleading="yes">${SIMPLE_DATE} - v${clovercss.version}
            
            ${git.changelog}
            
            </header>
            <fileset dir="." includes="CHANGELOG" />
        </concat>
        
        <delete file="CHANGELOG"/>
        <move file="CHANGELOG.tmp" tofile="CHANGELOG"/>
        
    </target>
    
    <!-- validate CSS files with CSS Lint -->
    <target name="lint">       
        <fileset dir="${src.dir}" includes="**/*.css" id="cssfiles.raw"/>
        <pathconvert pathsep=" " property="cssfiles.clean" refid="cssfiles.raw" />
        <exec executable="java" failonerror="true">
            <arg line="-jar"/>
            <arg path="${lib.dir}/js.jar"/>
            <arg path="${lib.dir}/csslint-rhino.js" />      

            <!-- your customized arguments go here -->
            <arg line="${cssfiles.clean} --errors=errors --quiet"/>
        </exec>        
    </target>

    <!-- minify CSS files with YUI Compressor -->
    <target name="minify">       
        <apply executable="java" failonerror="true">
            <fileset dir="${build.dir}" includes="*.css"/>
            <mapper type="glob" from="*.css" to="${build.dir}/*-min.css"/>
            <arg line="-jar"/>
            <arg path="${lib.dir}/${yuicompressor}"/>
            <arg line="-o"/>
            <targetfile/>
            <srcfile/>
        </apply>        
    </target>

    <!-- build the core library -->
    <target name="build.core">    
        <concat destfile="${build.dir}/${core.build.file}"  fixlastline="true">
            <header trimleading="yes">/*! 
            ${license.text}
            */
            /*! Version v@VERSION@, Build time: ${RIGHT_NOW} */
            </header>           
            <filelist dir="${lib.dir}" files="libraries.css" />
            <fileset dir="${src.core.dir}/template" includes="*.css" excludes="*_debug.css"/>
            <fileset dir="${src.core.dir}/grid" includes="*.css" excludes="*_debug.css"/>
            <fileset dir="${src.core.dir}/module" includes="*.css" excludes="*_debug.css"/>
            <fileset dir="${src.core.dir}/media" includes="*.css" excludes="*_debug.css"/>
            <filelist dir="${src.core.dir}" files="content.css" />
            <fileset dir="${src.core.dir}/heading" includes="*.css" excludes="*_debug.css"/>
            <fileset dir="${src.core.dir}/spacing" includes="*.css" excludes="*_debug.css"/>
            <fileset dir="${src.core.dir}/table" includes="*.css" excludes="*_debug.css"/>
        </concat>
    </target>    
    
    <!-- build the core debugging library -->
    <target name="build.core.debug">    
        <concat destfile="${build.dir}/${core.debug.file}"  fixlastline="true">
            <header trimleading="yes">/*! 
            ${license.text}
            */
            /*! Version v@VERSION@, Build time: ${RIGHT_NOW} */
            </header>           
            <fileset dir="${src.core.dir}/template" includes="*_debug.css"/>
            <fileset dir="${src.core.dir}/grid" includes="*_debug.css"/>
            <fileset dir="${src.core.dir}/module" includes="*_debug.css"/>
            <fileset dir="${src.core.dir}/media" includes="*_debug.css"/>
            <fileset dir="${src.core.dir}/heading" includes="*_debug.css"/>
            <fileset dir="${src.core.dir}/spacing" includes="*_debug.css"/>
            <fileset dir="${src.core.dir}/table" includes="*_debug.css"/>
        </concat>
    </target>      
    
    <!-- build the plugins library -->
    <target name="build.plugins">    
        <concat destfile="${build.dir}/${plugins.build.file}"  fixlastline="true">
            <header trimleading="yes">/*! 
            ${license.text}
            */
            /*! Version v@VERSION@, Build time: ${RIGHT_NOW} */
            </header>           
            <fileset dir="${src.plugins.dir}" includes="**/*.css" excludes="*_debug.css"/>
        </concat>
    </target>  
    
    <!-- Create a release with version number embedded -->
    <target name="release" depends="build.all,changelog.update">
        <delete dir="${release.dir}" />
        <mkdir dir="${release.dir}"/>
        <copy todir="${release.dir}">
            <fileset dir="${build.dir}" includes="**/*" />
        </copy>
        <replaceregexp match="@VERSION@" replace="${clovercss.version}" flags="g" byline="true">
            <fileset dir="${release.dir}" includes="**/*"/>
        </replaceregexp>    
    </target>
    
    <!-- Update CSS Lint with the latest -->
    <target name="csslint.update">
        <get src="${csslint.url}" dest="${lib.dir}/" />
    </target>
    
    <!-- Build all files -->
    <target name="build.all" depends="clean,lint,build.core,build.core.debug,build.plugins,minify">
        <concat destfile="${build.dir}/${all.build.file}"  fixlastline="true">         
            <filelist dir="${build.dir}" files="${core.build.file},${plugins.build.file}"/>
        </concat>        
    </target>

</project>