vimeo_curl.php

<?php

// Date format: YYYY/MM/DD
function getVimeoData($start_date, $end_date) {
    // create a new cURL resource
    $ch = curl_init();

    // set URL and other appropriate options
    curl_setopt($ch, CURLOPT_URL, "https://vimeo.com/stats?action=totals&start_date=" . urlencode($start_date) . "&end_date=" . urlencode($end_date) . "&update_chart=false");
    curl_setopt($ch, CURLOPT_HEADER, 0);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

    $cookie_val = "vimeo=<session_id_goes_here>;";
    curl_setopt($ch, CURLOPT_COOKIE, $cookie_val);
    curl_setopt($ch, CURLOPT_HTTPHEADER, array("X-Request:JSON", "X-Requested-With:XMLHttpRequest"));

    // grab URL and pass it to the browser
    $content = curl_exec($ch);
    curl_close($ch);

    $page_content = json_decode($content, true);
    $stats = $page_content['stats'];

    foreach ($stats as $stat) {
        foreach ($stat as $name => $value) {
            echo $name . ': ' . $value . "\n";

            // Log somewhere
        }
    }
}

for ($i=1; $i <= 12; $i++) {
    $start_date = date("Y/m/01", strtotime("2012-$i-01"));
    $end_date = date("Y/m/t", strtotime("2012-$i-01"));

    getVimeoData($start_date, $end_date);
}