build.xml

<?xml version="1.0" encoding="UTF-8"?>
<project default="xar" name="travels" basedir=".">
    <xmlproperty file="build.properties.xml" semanticAttributes="true" keepRoot="false"/>
    <property name="build.dir" value="build"/>
    <property name="git.repo.path" value="${basedir}/.git"/>
    <available file="${git.repo.path}" type="dir" property="git.present"/>

    <target name="clean">
        <echo message="Deleting xar files..."/>
        <delete dir="${build.dir}" failonerror="false"/>
        <delete file="${basedir}/expath-pkg.xml" failonerror="false"/>
        <delete file="${basedir}/repo.xml" failonerror="false"/>
    </target>
    
    <target name="xar" depends="clean,git.revision" description="create xar file">
        <echo message="Creating build folder..."/>
        <mkdir dir="${build.dir}"/>

        <echo message="Apply values to expath-pkg.xml..."/>
        <copy todir="${basedir}" overwrite="true" verbose="true">
            <fileset file="*.xml.tmpl"/>
            <filterchain>
                <replacetokens>
                    <token key="name" value="${app.name}"/>
                    <token key="version" value="${app.version}"/>
                    <token key="url" value="${app.url}"/>
                    <token key="title" value="${app.title}"/>
                    <token key="commit-id" value="${git.revision}"/>
                    <token key="commit-time" value="${git.time}"/>
                </replacetokens>
                <tokenfilter>
                    <!-- until we move template processing to XSLT, take care with reserved characters -->
                    <replacestring from="&amp;" to="&amp;amp;"/>
                </tokenfilter>
            </filterchain>
            <globmapper from="*.tmpl" to="*"/>
        </copy>

        <echo message="------------------------------------------------------------"/>
        <echo message="Creating xar file..."/>
        <echo message="------------------------------------------------------------"/>
        
        <zip basedir="${basedir}" destfile="${build.dir}/${app.name}-${app.version}.xar">
            <exclude name="${build.dir}/**"/>
            <exclude name="*.tmpl"/>
        </zip>        
    </target>

    <target name="git.revision" description="Store git revision in ${repository.version}" if="git.present">
        <exec executable="git" outputproperty="git.revision" failifexecutionfails="false" errorproperty="">
            <arg value="--git-dir=${git.repo.path}"/>
            <arg value="rev-parse"/>            
            <arg value="HEAD"/>
        </exec>
        <condition property="repository.version" value="${git.revision}" else="unknown">
            <and>
                <isset property="git.revision"/>
                <length string="${git.revision}" trim="yes" length="0" when="greater"/>
            </and>
        </condition>
        <echo>Git repo: ${repository.version}</echo>
        
        <exec executable="git" outputproperty="git.time" failifexecutionfails="false" errorproperty="">
            <arg value="--git-dir=${git.repo.path}"/>
            <arg value="show"/>
            <arg value="-s"/>
            <arg value="--format=%ct"/>
            <arg value="${git.revision}"/>
        </exec>
        <echo>Git time: ${git.time}</echo>
    </target>  
</project>