qiita backup

gistfile1.txt

<?php
// レガシーないいわけ
// ひょっとしてcurlない環境でも動けるようにfile_get_contentsベースにしてみる
// 古めのPHPでも動くよう配慮してみる

if (count($argv) === 1) {
    echo '第一引数にapi keyを渡してね';
    die();
}
function apiCall($url){
    global $argv;
    $base_url = 'https://qiita.com';
    $opts = [
        'http'=> [
            'method' => "GET",
            'header' => "Authorization: Bearer ".$argv[1]
        ]
    ];

    $context = stream_context_create($opts);
    return json_decode(file_get_contents($base_url.$url, false, $context), true);
}

if (!file_exists('dist')) {
    mkdir('dist');
}

$readme ="generate by Qiita backup tool.\n\n---\n\n";
foreach (range(1, 100) as $p) {
    $items = apiCall('/api/v2/authenticated_user/items?page='.$p);
    if (count($items) === 0) {
        break;
    }
    foreach ($items as $item) {

        if ($items['private']) {
            continue;
        }
        $item_dir = 'dist/'.basename($item['id']);
        if (!file_exists($item_dir)) {
            mkdir($item_dir);
        }
        $body = $item['body'];

        $image_count = 0;
        while(true) {
            if (preg_match('#(https://qiita-image-stor.+?\.(png|jpg|jpeg|gif))#', $body, $matches)) {
                $origin_path = $matches[1];
                $ext = end(explode('.', $origin_path));
                $image_name = $image_count.'.'.$ext;
                file_put_contents(
                    $item_dir.'/'.basename($image_name),
                    file_get_contents($origin_path)
                );
                $body = str_replace($matches[1], './'.$image_name, $body);
            } else {
                break;
            }
        }

        $body = $item['title']."\n\n----\n\n".$item['url']."\n\n".$body."\n\n----\n\n".$item['created_at'];

        file_put_contents($item_dir.'/readme.md', $body );
        $readme.="[".$item['title']."](./".$item['id']."/readme.md)\n\n";
    }
}

file_put_contents('dist/readme.md', $readme);