ImgURL是一个简单、纯粹的图床程序,让个人图床多一个选择。
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<?php
/*
name:图片压缩类
anthor:xiaoz.me
QQ:337003006
*/
defined('BASEPATH') OR exit('No direct script access allowed');
class Compress extends CI_Controller{
//构造函数
public function __construct(){
parent::__construct();
//设置超时时间
ini_set('max_execution_time','0');
}
//压缩单张图片,需要传入图片ID
public function img($id){
$t1 = microtime(true);
//通过图片ID查询出图片基本信息
$this->load->model('query','',TRUE);
$img = $this->query->img($id);
//如果图片没有压缩过,则调用压缩接口
if($img->compression == 0){
//获取图片完整路径
$fullpath = FCPATH.$img->path;
$this->load->library('image');
$this->image->compress($fullpath);
//更新数据库
$this->load->model('update','',TRUE);
$this->update->compress($id);
$t2 = microtime(true);
//计算执行时间
$used_time = round($t2 - $t1).'s';
$info = array(
"code" => 200,
"used_time" => $used_time,
"msg" => 'compressing.'
);
$info = json_encode($info);
echo $info;
}
//图片已经压缩过情况
else{
$info = array(
"code" => 0,
"msg" => 'error:The image has been compressed!'
);
$info = json_encode($info);
echo $info;
}
}
//请求tinypng压缩接口,传入图片完整路径
protected function tinypng($path){
//tinypng API地址
$api_url = "https://api.tinify.com/shrink";
$data = file_get_contents($path);
//$post_data = array ("username" => "bob","key" => "12345");
//$ch = curl_init();
$ch = curl_init();
$user = "api";
$pass = "F8rNr5lh25WYcOECQvAqvcilBMAkhtIM";
curl_setopt($ch, CURLOPT_URL, $api_url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
//curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
curl_setopt($ch, CURLOPT_USERPWD, "{$user}:{$pass}");
// post数据
curl_setopt($ch, CURLOPT_POST, 1);
// post的变量
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
//https
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
$output = curl_exec($ch);
curl_close($ch);
//打印获得的数据
$data = json_decode($output);
//获取图片压缩后的URL
$url = $data->output->url;
//保存图片
$this->save($url,$path);
}
//传递图片URL,并保存文件
protected function save($url,$path){
//获取图片数据并保存
$curl = curl_init($url);
curl_setopt($curl, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.110 Safari/537.36");
curl_setopt($curl, CURLOPT_FAILONERROR, true);
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
#设置超时时间,最小为1s(可选)
#curl_setopt($curl , CURLOPT_TIMEOUT, 1);
$filedata = curl_exec($curl);
curl_close($curl);
//将图片数据覆盖源文件
file_put_contents($path,$filedata);
}
}
?>