Movabletypeで検索系のcgi動作時に処理を回避する

gistfile1.php

<mt:setvarblock name="relation_parts"><mt:blogsitepath><$MTEntryDate format="%Y/%m"$>/<mt:entrybasename extension="0" separator="-">_rel.html</mt:setvarblock>
<mt:var name="search" value="0">
<mt:ifstraightsearch><mt:var name="search" value="1"></mt:ifstraightsearch>
<mt:iftagsearch><mt:var name="search" value="1"></mt:iftagsearch>
<mt:if name="search" eq="0">
<?php 
    ini_set('display_errors', false);
    $file = '';
    $file = "<mt:getvar name="relation_parts">";
    echo "<!--" . $file . "-->";
    if(file_exists($file)) {
        include($file);
    }
?>
</mt:if>