住房计划:
如果我能找到一个类似于排流使用的文字的话? 做像我这样的事情还是容易? 我确信下载图像并不是一个问题,但我对安全感到担忧。 I m 建造一个用户ava顶上载荷/高压上载系统。
Jquery:
我给标签上添加了 j,或许可以让用户点看图像的URL,并且通过正常的文档上载输入(不必用人工方式将图像下载到计算机第一版)将其上载。
住房计划:
如果我能找到一个类似于排流使用的文字的话? 做像我这样的事情还是容易? 我确信下载图像并不是一个问题,但我对安全感到担忧。 I m 建造一个用户ava顶上载荷/高压上载系统。
Jquery:
我给标签上添加了 j,或许可以让用户点看图像的URL,并且通过正常的文档上载输入(不必用人工方式将图像下载到计算机第一版)将其上载。
您可使用cURL下载图像,然后使用getimagesize(),用于检查其是否为安全目的实际拍摄图像。
<?php
$limit = 1024*1024*10 // Max. file size in bytes (1024*1024*10 = 10MB)
$ch = curl_init();
$fh = fopen( image.jpg , w );
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_FILE, $fh);
curl_setopt($ch, CURLOPT_RANGE, 0- . $limit);
curl_exec($ch);
curl_close($ch);
if ($image = getimagesize ("image.jpg")) {
// It s an image
}
else {
// Not an image; delete!
}
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