Laravel 微信登陆后将用户头像保存到本地方法

2023-09-03转载/编译,版权声明见本文尾部。

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/**
 * 保存图片到本地
 *
 */
protected function uploadAvatar($avatar){
	try {
		$header = array(
			'User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:45.0) Gecko/20100101 Firefox/45.0',
			'Accept-Language: zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3',
			'Accept-Encoding: gzip, deflate',);
		$url= $avatar;
		$curl = curl_init();
		curl_setopt($curl, CURLOPT_URL, $url);
		curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
		curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
		curl_setopt($curl, CURLOPT_ENCODING, 'gzip');
		curl_setopt($curl, CURLOPT_HTTPHEADER, $header);
		$data = curl_exec($curl);
		$code = curl_getinfo($curl, CURLINFO_HTTP_CODE);
		curl_close($curl);
		if ($code == 200) {//把URL格式图片转成base64_encode格式!
			$imgBase64Code = "data:image/jpeg;base64," . base64_encode($data);
		}
		$img_content=$imgBase64Code;//图片内容
		if (preg_match('/^(data:\s*image\/(\w+);base64,)/', $img_content, $result)) {
			$type = $result[2];//得到图片类型png?jpg?gif?
			$new_file = "./upload/image/vx/".date("YmdHis").".".$type;
			if (file_put_contents($new_file, base64_decode(str_replace($result[1], '', $img_content)))) {
				return $new_file;
			}
		}
		return false;
	} catch (Exception $e) {
		return $this->ApiFailure($e);
	}
}

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