upload/lib/View.php

<?php namespace Upload\Lib;
use Dever;
class View
{
    private $config = array
    (
        1 => 'Local',
        2 => 'Qiniu',
        3 => 'Oss',
    );

    public function getUrl($info)
    {
        if (strstr($info['file'], 'http')) {
            return $info['file'];
        }
        $save = Dever::db('save', 'upload')->find($info['save_id']);
        if ($save['host']) {
            $host = $save['host'];
            if (strstr($host, '{host}')) {
                $host = str_replace('{host}', Dever::host(), $host);
            }
        } else {
            $host = Dever::host() . 'data/' . DEVER_PROJECT . '/upload/';
        }
        return $host . $info['file'];
    }

    public function local($file)
    {
        $host = Dever::host() . 'data/';
        if (strstr($file, $host)) {
            return str_replace($host, Dever::data(), $file);
        } else {
            $local = Dever::file('tmp/' . md5($file));
            file_put_contents($local, file_get_contents($file), LOCK_EX);
            return $local;
        }
    }

    public function http($file)
    {
        $base = Dever::data();
        $host = Dever::host() . 'data/';
        if (strstr($file, $base)) {
            return str_replace($base, $host, $file);
        } else {
            $local = Dever::file('tmp/' . md5($file));
            file_put_contents($local, file_get_contents($file), LOCK_EX);
            return str_replace($base, $host, $local);
        }
    }

    # 从内容中解析文件
    public function file($content, $domain, $local = false)
    {
        $content = preg_replace_callback('/[0-9a-zA-Z\-\\/]+(\.jpeg|\.jpg|\.png|\.gif|\.mp3|\.mp4|\.aov|\.m4a)/i', function($matches) use($domain, $local)
        {
            $file = $matches[0];
            $file = ltrim($file, '/');
            if (!strstr($file, 'http')) {
                $file = $domain . $file;
            }
            if ($local) {
                $upload = Dever::load('save', 'upload')->act($local, $file);
                if ($upload && isset($upload['url'])) {
                    $file = $upload['url'];
                }
            }
            return $file;
        }, $content);
        return $content;
    }
}