thinkphp 缩略图

admin · 发表于 2018-7-27 15:27:51

function imgs_uploads($path_old = null){9 n( C) ~; S, Z( R
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$images_path = './Uploads/image/shop/';
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if (!is_dir($images_path)) {9 T2 X/ f" z$ n( _! v2 D+ f, w7 I# f
mkdir($images_path);2 P) }) h# B2 @" ]- n) U/ _4 A# m6 W
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$upload = new \Think\Upload();//实列化上传类9 [: I% q+ t1 j& e ?1 d0 S
$upload->maxSize=4145728;//设置上传文件最大，大小
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$upload->exts= array('jpg','gif','png','jpeg');//后缀( H' E V* p5 @3 O8 g' C
$upload->rootPath =$images_path;//上传目录' k/ S- Y# l( w% Q
$upload->savePath = ''; // 设置附件上传（子）目录( _, C7 V! x, [$ [: `4 ?% X1 |, n
//$upload->autoSub = true;
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//$upload->subName = array('date','Ymd');% N% }+ U3 U7 R0 h0 `
//$upload->saveName = array('uniqid','');//设置上传文件规则
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$upload->replace = false;
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$info= $upload->upload();//执行上传方法
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if(!$info){) o1 F0 k, r1 \) E, a6 z' Z. F
$res['status'] = 0;; @4 A; a4 o, v. c
$res['res'] = $upload->getError();
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}else {
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//获取上传文件信息& Z" C) Q/ }1 E4 g( f
foreach ($info as $file){0 Z/ l$ y3 g6 u% B9 |
$img_path[] = '/Uploads/image/shop/'.$file['savepath'] . $file['savename'];
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$name[]=$file['key'];
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//图片物理目录删除、改名图片用% K( P" h1 o" b2 Z
$bigimg=$file['savepath'].$file['savename'];' n/ [4 B0 k1 x* [. r1 A) p5 S
//$_POST['goods_big_img']=$bigimg;/ X' G, h0 j% }# y
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$image=new \Think\Image();/ G% P. D' c+ [+ Y4 }) \
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$srcimg=$upload->rootPath.$bigimg;& {; w& S7 M6 g4 p# V
$image->open($srcimg);+ z9 n+ O) _8 k( i
$image->thumb(500,500);
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$smallimg=$file['savepath']."small_".$file['savename'];. y& u; @ U$ T9 X8 v2 [6 n
$image->save($upload->rootPath.$smallimg);- f+ K( H5 q4 ~7 X6 ?
//$_POST['goods_small_img']=$smallimg;. n$ V5 r6 m. V! s, T- p0 ~
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if ($path_old && $img_path) {% c, r7 d4 q" {2 D" ~
unlink('.' . $path_old);
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$res['stats'] = 1;9 {. ^, y$ q& M0 j& G) `
$res['res'] = $smallimg;
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$res['name']=$name;
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}

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