phing-upgrade-wordpress

<target name="wordpress.upgrade">
  <property name="tmp" value="/tmp" />
  <property name="src" value="${tmp}/wordpress" />
  <delete dir="${src}" includeemptydirs="true" failonerror="true" />
  <exec dir="${tmp}" command="curl -s http://wordpress.org/latest.tar.gz | tar -xz" />

  <delete dir="wp-admin" includeemptydirs="true" failonerror="true" />
  <delete dir="wp-includes" includeemptydirs="true" failonerror="true" />

  <move file="wp-config.php" tofile="wp-config.php.bak" overwrite="true"/>
  <move file="share-via-email.php" tofile="share-via-email.bak" overwrite="true"/>

  <delete>
    <fileset dir=".">
      <include name="*.html" />
      <include name="*.php" />
      <include name="*.txt" />
    </fileset>
  </delete>

  <exec command="cp -r ${src}/wp-admin ." />
  <exec command="cp -r ${src}/wp-includes ." />
  <exec command="cp ${src}/*.html ." />
  <exec command="cp ${src}/*.php ." />
  <exec command="cp ${src}/*.txt ." />

  <move file="wp-config.php.bak" tofile="wp-config.php" overwrite="true"/>
  <move file="share-via-email.bak" tofile="share-via-email.php" overwrite="true"/>
  <delete dir="${src}" includeemptydirs="true" failonerror="true" />

  <delete>
    <fileset dir=".">
      <include name="wp-config-sample.php" />
    </fileset>
  </delete>

</target>