Converts HTML map cordinates to SVG path.

areaToSVGPath.php

<?php 

function areaToSVGPath($area) {
    $mapPoints = explode(',', $area);
    $path = "M" . $mapPoints[0];
    $delimiter = " ";
    for ($i = 1; $i < count($mapPoints); $i++) {
        $path .= $delimiter . $mapPoints[$i];
        $delimiter = ($delimiter === " ") ? " L" : " ";
    }
    $path .= "z";
    return $path;
}