thinkphp 缩略图

admin · 发表于 2018-7-27 15:27:51

function imgs_uploads($path_old = null){+ b8 }; L. ^; A' u0 w
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$images_path = './Uploads/image/shop/';; j+ [, L$ U3 O: N
if (!is_dir($images_path)) {% u3 ^5 M Z l! O
mkdir($images_path);' x/ g Y/ p" c4 ]
} # w, J$ c2 y T2 g0 Y- D
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$upload = new \Think\Upload();//实列化上传类
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$upload->maxSize=4145728;//设置上传文件最大，大小
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$upload->exts= array('jpg','gif','png','jpeg');//后缀
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$upload->rootPath =$images_path;//上传目录
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$upload->savePath = ''; // 设置附件上传（子）目录' y, \0 G! O+ d: \+ m
//$upload->autoSub = true;" }6 u0 n# r8 o+ D) E
//$upload->subName = array('date','Ymd');9 \- J: E2 [5 p4 q% U+ b
//$upload->saveName = array('uniqid','');//设置上传文件规则3 c+ D* X- V/ K6 a5 l Q% A+ T
$upload->replace = false;
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$info= $upload->upload();//执行上传方法5 b: ?8 Y8 N& r! G- H9 F
if(!$info){
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$res['status'] = 0;$ ]8 n/ v6 A3 c v) U- |
$res['res'] = $upload->getError();0 n0 Z1 u% r. o4 b9 B1 b
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}else {7 k: B9 U, c2 r0 p
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//获取上传文件信息
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foreach ($info as $file){( D2 P$ I. v& R7 ]& k$ X h$ I* M
$img_path[] = '/Uploads/image/shop/'.$file['savepath'] . $file['savename'];
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$name[]=$file['key']; ^6 {' I# K& l" n! @1 | y X1 D6 N
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}
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//图片物理目录删除、改名图片用
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$bigimg=$file['savepath'].$file['savename'];
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//$_POST['goods_big_img']=$bigimg;9 z' G3 C2 {/ q$ Q$ ]2 {1 \
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$image=new \Think\Image();: i3 @* m8 ^) d; }3 T9 f' O' o7 y
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$srcimg=$upload->rootPath.$bigimg;
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$image->open($srcimg);
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$image->thumb(500,500);
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$smallimg=$file['savepath']."small_".$file['savename'];
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$image->save($upload->rootPath.$smallimg);- j: ]# X/ ]* ~
//$_POST['goods_small_img']=$smallimg;0 y V6 y/ C: q& @9 y
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if ($path_old && $img_path) {+ V8 U+ [8 p1 K5 c
unlink('.' . $path_old);
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}! B( p+ M' b% x, ]5 S6 t
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$res['stats'] = 1;
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$res['res'] = $smallimg;
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$res['name']=$name;' u* h, M1 |. |, [0 L
}
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}

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