php破解图片验证码

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PHP #破解验证码 #类2012-05-26 11:53

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解决验证码的问题。

/**
 *  Author: zj mail:ggbox@163.com
 *  2010/5/11
 */
class crackimg{
    private $image=null;
    private $size=0;
    private $im=null;
    private $width=0;
    private $height=0;
    private  $char=array();
    private  $string=array();
    public $code='';
    //某具体验证码对应数字的2值码。
    private $charCode=array(
        '0'=>'1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,01,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0',
        '1'=>'1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,0,0,0,0,0,01,0,0,0,0,0,0,0,0,0,0',
        '2'=>'1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,0,1,1,0,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,1,1,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,0,1,1,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,1,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0',
        '3'=>'1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,1,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,01,1,1,0,1,1,1,1,0,0,0,0,0,0,0,0,0,0,01,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0',
        '4'=>'1,1,0,0,0,0,0,0,0,0,0,0,0,0,01,1,1,0,0,0,0,0,0,0,0,0,0,0,0,01,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,01,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,01,1,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,0,0,0,0,0,0,0,0,0',
        '5'=>'1,1,1,1,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,01,1,1,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,0,01,0,0,0,1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,0,0,1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,0,0,1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,0,0,1,1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,01,1,1,0,0,0,0,0,0,0,0,0,0,0,0',
        '6'=>'1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,01,1,0,0,0,1,0,0,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,0,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,01,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,0,0,0,0,0,0,0',
        '7'=>'1,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,01,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,01,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,01,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,01,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,01,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0',
        '8'=>'1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,01,1,1,0,1,1,1,1,0,0,0,0,0,0,0,0,0,0,01,1,0,1,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,1,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,01,1,1,0,1,1,1,1,0,0,0,0,0,0,0,0,0,0,01,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0',
        '9'=>'1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,01,1,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,0,01,1,0,0,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,0,1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0'
    );

    public function __construct($url){
        $this->image=$url;
        $this->size=getimagesize($this->image);
        $this->im=imagecreatefrompng($this->image);
        $this->width=$this->size[0];
        $this->height=$this->size[1];
        $this->imgToBinarray();
        $this->imgToBinstring();
        $this->getCode();
    }
    //图片对应数值的二值化数组。
    private function imgToBinarray(){
        for($x=1; $x < $this->width; $x ++){
            $flag[$x]=false;
            for($y=1; $y < $this->height; $y ++){
                $color=imagecolorat($this->im,$x,$y);
                if($color > 0 && $flag[$x] == false){
                    $flag[$x] = true;
                }
                if($flag[$x]==true){
                    $col[$x][] = $color;
                }
            }
        }

        $n=0;
        foreach($col as $k => $v){
            $tmparray[] = join(",",$v);
            //垂直不重叠的情况下，分隔的字符必定存在空白
            //如果存在干扰线，应该用定宽分隔比较好。
            if(is_array($col[$k-1]) && !is_array($col[$k+1])){
                $n++;
                $this->char[$n]=$tmparray;
                $tmparray=array();
            }
        }
    }
    //图片对应数值的二值化字符串。返回数组。
    private function imgToBinstring(){
        foreach($this->char as $key => $val){
            foreach($val as $v){
                $this->string[$key].=$v;
            }

        }
    }

    public function getBinarray(){
        return $this->char ;
    }

    public function getBinstring(){
        return $this->string;
    }
    //返回图片验证码数值
    public function getCode(){
        $precent=0;
        foreach($this->string as $scode){
            foreach($this->charCode as $code => $string){
                //照某站图片验证，不存在干扰的话，相似比应该是100的。
                similar_text($scode,$string,$precent);
                if($precent > 99){
                    $precent=0;
                    $this->code.=$code;
                }
            }
        }
    }

    public function display(){
        //Header("Content-type: image/PNG");
        echo "<img src='$this->image'></img>";
    }

}
$image="http://www.xxx.com/common/imgcode.php";//目标站就隐藏了：）
//$image="test.png";
$png=new crackimg($image);
//$png->display();
//print_r($png->getBinstring());
print_r($png->code);

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