ms_office.xml

<package
  id="ms_office_&id;"
  name="&name;"
  revision="&revision;-3"
  reboot="false"
  priority="10">

  <!-- {BRMMmmmm-PPPP-LLLL-p000-D000000FF1CE} -->

  <variable name="GUID_VL"  value="90&guid_major;0000-&guid_product;-0000-0000-0000000FF1CE" architecture="x86" />
  <variable name="GUID_VL"  value="90&guid_major;0000-&guid_product;-0000-1000-0000000FF1CE" architecture="x64" />
  <variable name="GUID_OEM" value="91&guid_major;0000-&guid_product;-0000-0000-0000000FF1CE" architecture="x86" />
  <variable name="GUID_OEM" value="91&guid_major;0000-&guid_product;-0000-1000-0000000FF1CE" architecture="x64" />

  <variable name='INSTALL_DIR' value="%PROGRAMFILES%\Microsoft Office\Office&guid_major;"      architecture='x86' />
  <variable name='INSTALL_DIR' value="%PROGRAMFILES(x86)%\Microsoft Office\Office&guid_major;" architecture='x64' />

  <check type="uninstall" condition="exists" path="&name;" />

  <install cmd='%SOFTWARE%\Microsoft\&path;\%PROCESSOR_ARCHITECTURE%\setup.exe' timeout='1200'>
    <exit code="1641" />
    <exit code="3010" />
  </install>

  <!--
  <update cmd='cscript "%INSTALL_DIR%\ospp.vbs" /act' />
  <downgrade include='update' />
  -->

  <remove cmd='"%SOFTWARE%\Microsoft\OfficeUninstall\uninstall_ms_office.cmd" > %TEMP%\wpkg-ms_office_cleanup.txt' timeout='1800'>
    <exit code='any' />
  </remove>

</package>

<!--
  NOTES
  1) https://support.microsoft.com/en-us/kb/2186281
  1) Upgrades do not work as running setup.exe when it's already installed WILL result in a prompt
-->