PHP上传图片并获取网址

时间:2012-12-27 01:31:00

标签: php html5

我一直在制作一个预制的图片上传模板以获得乐趣,而且我对php不太好,所以我似乎无法解决这个问题。

我需要能够提取到我的图片的直接链接($upload_dir变量+文件扩展名),以便我可以在我的index.php页面中使用它。我尝试将post_file.php文件包含在我的index.php中,但我收到了Wrong HTTP-method消息。

我的网站位于html5,并且正在使用拖放功能启动上传,如果这与我的上传文件混淆。

post_file.php

$demo_mode = false;
$upload_dir = 'uploads/'.date(d).rand(0000,9999);
$allowed_ext = array('jpg','jpeg','png','gif');

if (strtolower($_SERVER['REQUEST_METHOD']) != 'post') {
    exit_status('Error! Wrong HTTP method!');
}

if (array_key_exists('pic',$_FILES) && $_FILES['pic']['error'] == 0 ) {
    $pic = $_FILES['pic'];

    if (!in_array(get_extension($pic['name']),$allowed_ext)) {
        exit_status('Only '.implode(',',$allowed_ext).' files are allowed!');
    }    

    // Uploads are being ignored, but logged.
    if ($demo_mode) {
        $line = implode('        ', array( date('r'), $_SERVER['REMOTE_ADDR'], $pic['size'], $pic['name']));
        file_put_contents('log.txt', $line.PHP_EOL, FILE_APPEND);

        exit_status('Uploads are ignored in demo mode.');
    }

    // Move image,rename it and log it all
    if (move_uploaded_file($pic['tmp_name'], $upload_dir.'.'.get_extension($pic['name']))) {         
        $line = implode('        ', array( date(r),    'http://website.com/'.$upload_dir.'.'.get_extension($pic['name'])));
        file_put_contents('log.txt', $line.PHP_EOL, FILE_APPEND);

        exit_status('Upload was successful');
    }
}

exit_status('Something went wrong with your upload!');

功能

function exit_status($str) {
    echo json_encode(array('status'=>$str));
    exit;
}

function get_extension($file_name) {
    $ext = explode('.', $file_name);
    $ext = array_pop($ext);
    return strtolower($ext);
}

当我在收到错误消息时使用include('post_file.php')时,如何在我的post_file.php文件中不包含index.php的情况下获取新的图片名称+路径和扩展名在变量中回显它?

提前致谢!

0 个答案:

没有答案
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