从 GitHub API 获取仓库附件下载量。受 API 限制，下载量统计不包括 Source ​code。

getDownloadInfo.php

<?php
/**
 * GitHub Release 下载监控
 * 
 * @author  AlanDecode | 熊猫小A
 * @link    https://www.imalan.cn
 * @version 1.0
 */

 $UserName = 'AlanDecode';
 $RepoName = 'Typecho-Theme-VOID';

 function curl_file_get_contents($_url)
 {
     $ch = curl_init();
 
     curl_setopt($ch, CURLOPT_URL, $_url);
     curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
     curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
     curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
     curl_setopt($ch, CURLOPT_REFERER, 'https://github.com/');
     curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.121 Safari/537.36');
 
     $output = curl_exec($ch);
     curl_close($ch);
     return $output;
 }

 $API = "https://api.github.com/repos/{$UserName}/{$RepoName}/releases";
 $data = json_decode(curl_file_get_contents($API), true);;
 $data = array_reverse($data);

 $max = -1;
 foreach ($data as $release) {
    foreach ($release['assets'] as $asset) {
        $max = $asset['download_count'] > $max ? $asset['download_count'] : $max;
    }
 }

 foreach ($data as $release) {
    if (!array_key_exists('assets', $release)) {
        continue;
    }

    echo $release['name'].' Published at '.date('Y-m-d', strtotime($release['published_at'])).PHP_EOL;

    $BarWidth = 40;
    $CountWidth = floor(log10($max)) + 1;
    foreach ($release['assets'] as $asset) {
        printf("|- %{$CountWidth}d ", $asset['download_count']);
        
        $n = ceil(($asset['download_count'] / $max) * $BarWidth);
        for ($i = 0; $i < $BarWidth; $i++) { 
            if ($i < $n) {
                echo '█';
            } else {
                echo '·';
            }
        }

        echo ' '.$asset['name'].PHP_EOL;
    }
 }