<?PHP
    // Make sure all variables are defined
if (!isset($form->deleteversions)) {
    $form->deleteversions = 1;
}
if (!isset($form->changesfield)) {
    $form->changesfield = 72;
}

?>
<FORM ACTION="admin.php" METHOD="POST" ENCTYPE="multipart/form-data">
<INPUT TYPE="HIDDEN" NAME="userid" VALUE="<?php print $userid; ?>" />
<INPUT TYPE="HIDDEN" NAME="groupid" VALUE="<?php print $groupid ?>" />
<INPUT TYPE="HIDDEN" NAME="action" VALUE="<?php print $action; ?>" />
<INPUT TYPE="HIDDEN" NAME="id" VALUE="<?php print $cm->id ?>" />
<INPUT TYPE="HIDDEN" NAME="wikipage" VALUE="<?php print $wikipage?>" />

<CENTER>
<?php
if($err->remark) {
  formerr($err->remark);
}
?>
<TABLE cellpadding=5>
<TR valign=top>
    <TD align=right><P><B><?php print_string('authorfieldpattern','wiki') ?>:</B></P></TD>
    <TD>
        <INPUT type="text" name="authorfieldpattern" size=30 value="<?php p($form->authorfieldpattern) ?>" />
<?php
        helpbutton('revertauthorfieldpattern', get_string('authorfieldpattern', 'wiki'), 'wiki');
        if (!empty($err->authorfieldpattern)) { formerr($err->authorfieldpattern); }
?>
    </TD>
</TR>
<TR valign=top>
    <TD align=right><P><B><?php print_string('changesfield','wiki') ?>:</B></P></TD>
    <TD>
        <INPUT type="text" name="changesfield" size=30 value="<?php p($form->changesfield) ?>" />
        <?php if (!empty($err->changesfield)) { formerr($err->changesfield); } ?>
    </TD>
</TR>
<TR valign=top>
    <TD align=right><P><B><?php print_string('howtooperate', 'wiki') ?>:</B></P></TD>
    <TD>
        <?php
        $operations=array( "lastonly" => get_string("revertlastonly","wiki"),
                           "allsince" => get_string("revertallsince","wiki"),
                           "the" => get_string("revertthe","wiki"));
        choose_from_menu($operations, "howtooperate", $form->howtooperate, "");
        ?>
    </TD>
</TR>
<TR valign=top>
    <TD align=right><P><B><?php print_string('deleteversions','wiki') ?>:</B></P></TD>
    <TD>
        <INPUT type="text" name="deleteversions" size=2 value="<?php p($form->deleteversions) ?>" />
        <?php if (!empty($err->deleteversions)) { formerr($err->deleteversions); } ?>
    </TD>
</TR>
</TABLE>
  <input type="submit" name="proceed" value="<?php print get_string("revertchanges","wiki"); ?>" />
</center>