ura86 日記の背景用．udonchan のtumblr 先頭1000件の画像からランダムで表示

tumblphoto.php

<?php
$ci = curl_init('http://udonchan.tumblr.com/api/read/json?num=1&type=photo&start='. mt_rand(0,1000));
curl_setopt($ci, CURLOPT_RETURNTRANSFER, TRUE);
$value = json_decode(str_replace(";","",str_replace("var tumblr_api_read = ","",curl_exec($ci))), true);
header("Location: " . $value["posts"][0]["photo-url-400"]);