Download image from Tumblr

TumblrDownload.php

<?php
/**
 * Dowload image file from tumblr.
 *
 * @author      sotarok
 * @copyright   2009 sotarok
 * @lisence     The MIT License
 */

define("BASE_DIR", dirname(__FILE__) . "/");

if ($argc !== 3) {
    echo <<<EOL
Usage:
 % php TumblrDownload.php account_list size_list

    account_list     - list user id. comma separated.
    size_lise        - list sizes. 500, 250, 75 . comma separated.

Example:
 % php TumblrDownload.php photo4u,nicepixs,carok,tooloot,lining,onanie 500

EOL;
    exit;
}

$account_list = explode(',', $argv[1]);

$download_max = 1000;
$download_num = 50;
$download_size = explode(',', $argv[2]);

echo "Tumblr download script start at " . date("Y-m-d H:i:s") . " ... \n\n";

// Initialize Directory list
foreach ($download_size as $size) {
    if (!is_dir(BASE_DIR . $size)) {
        if (!mkdir(BASE_DIR . $size)) {
            throw new Exception("directory make fault. " . BASE_DIR . $size );
        }
        else {
            echo "make directory. " . BASE_DIR . $size . "\n";
        }
    }
    else {
        echo "directory exists. " . BASE_DIR . $size ."\n";
    }
}

foreach($account_list as $account) {
    $url = "http://{$account}.tumblr.com/api/read?num={$download_num}&type=photo";
    foreach(range(0, $download_max / $download_num) as $start) {
        $start_num = $start * $download_num;
        $download_url = $url ."&start=" . $start_num;
        $xml = simplexml_load_file($url ."&start=" . $start_num);

        echo "xml download from $download_url \n";
        foreach ($xml->posts->post as $item) {
            foreach ($item->{"photo-url"} as $img) {
                $target = $img;
                $psu = parse_url($target);
                $psu = ltrim($psu['path'], "/");
                $save_dir = BASE_DIR . $img->attributes()->{"max-width"} ."/";
                $save_name = $save_dir . $psu;

                if (file_exists($save_name)) {
                    echo " file exists. skip. $img -> " . basename($save_name) ." \n";
                }
                else {
                    if (in_array($img->attributes()->{"max-width"}, $download_size)) {
                        $file = file_get_contents($target);

                        $fp = fopen($save_name, "wb");
                        fwrite($fp, $file);
                        fclose($fp);
                        echo " save : $target \n";
                    }
                }
            }
        }
    }
}

echo " ... finished at " . date("Y-m-d H:i:s") . " ... \n";