Administrator / test_3

<?php

namespace common\behaviors;

use yii;
use yii\base\Behavior;

class ShowImage extends Behavior
{
    function minImg($dir, $width, $height=null){
        if(empty($dir)){
            return $dir;
        }

        if($width=='original'){
            $preg = '/\/(.[^\/]*)$/';
            preg_match('/\.(.[^.]*)$/', $dir, $type);
            $row = preg_replace( $preg, '/original.'.$type[1],  $dir);
        } else {
            $preg = '/\/(.[^\/]*)$/';
            preg_match('/\.(.[^.]*)$/', $dir, $type);
            $row =  preg_replace( $preg, '/'.$width.'X'.$height.'.'.$type[1],  $dir);
        }
        
        return $row;


    }

}