thinkphp 缩略图

admin · 发表于 2018-7-27 15:27:51

function imgs_uploads($path_old = null){
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$images_path = './Uploads/image/shop/';% @# Y/ @1 o& w4 s
if (!is_dir($images_path)) {1 i+ O3 z7 Z& t0 @1 m4 L
mkdir($images_path);
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}
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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2 j+ l6 z+ n4 F" B; V
$upload->exts= array('jpg','gif','png','jpeg');//后缀
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$upload->rootPath =$images_path;//上传目录
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$upload->savePath = ''; // 设置附件上传（子）目录, X- ?7 r& a8 b+ _6 [
//$upload->autoSub = true;4 S+ @$ M( x+ Q$ z3 E# Q
//$upload->subName = array('date','Ymd');
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//$upload->saveName = array('uniqid','');//设置上传文件规则
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$upload->replace = false;
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$info= $upload->upload();//执行上传方法' i+ ^/ B7 z/ c
if(!$info){
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$res['status'] = 0;
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$res['res'] = $upload->getError();2 Z `- N9 j: x0 N3 e
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}else {
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//获取上传文件信息
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foreach ($info as $file){
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$img_path[] = '/Uploads/image/shop/'.$file['savepath'] . $file['savename'];$ x0 e/ t; ~" `' } @2 u" l, }
$name[]=$file['key'];# q) y* m) W6 P
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}
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//图片物理目录删除、改名图片用2 J" f5 v$ B+ [" @* G
$bigimg=$file['savepath'].$file['savename'];- ^( [- F/ }: K$ A. W
//$_POST['goods_big_img']=$bigimg;% X+ k1 M. u$ Z. S6 K2 A+ c
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$image=new \Think\Image();/ G3 w B' E1 R
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$srcimg=$upload->rootPath.$bigimg;: o, D" ^3 g7 w. U: |# v8 h
$image->open($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.$smallimg);
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//$_POST['goods_small_img']=$smallimg;, G+ E% U$ Z# o" t: Z; s9 a
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if ($path_old && $img_path) {( }7 I4 U, \: d/ [
unlink('.' . $path_old);0 Q5 ~) e2 h5 |/ P: L( k2 G( ?+ k
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$res['stats'] = 1;! H2 H5 a" W( P$ S5 v% g
$res['res'] = $smallimg;
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$res['name']=$name;8 A/ i) K9 t a# ]$ H% O3 T3 F9 S% ]
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}

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