function formatPercent($subset, $total, $revert = false, $accuracy = 2)
{
MediaWiki\suppressWarnings();
$v = round(255 * $subset / $total);
MediaWiki\restoreWarnings();
if ($revert) {
# Weigh reverse with factor 20 so coloring takes effect more quickly as
# this option is used solely for reporting 'bad' percentages.
$v = $v * 20;
if ($v > 255) {
$v = 255;
}
$v = 255 - $v;
}
if ($v < 128) {
# Red to Yellow
$red = 'FF';
$green = sprintf('%02X', 2 * $v);
} else {
# Yellow to Green
$red = sprintf('%02X', 2 * (255 - $v));
$green = 'FF';
}
$blue = '00';
$color = $red . $green . $blue;
$percent = parent::formatPercent($subset, $total, $revert, $accuracy);
return 'style="background-color:#' . $color . ';"|' . $percent;
}
