PHP 学习筆記[1] —— ThinkPHP 公共函数整理

    此为近期使用比较频繁的PHP公用代码，为了开发效率，方便以后的功能参考使用，整理一下，多谢指摘...

//通用增加
function add($dataName,$data){
    return M($dataName)->add($data);
}
//通用删除
function del($dataName,$where){
    return M($dataName)->where($where)->delete();
}
//通用修改
function edit($dataName,$where,$data){
    return M($dataName)->where($where)->save($data);
    //echo M($dataName)->_sql();die;//输出sql语句

}

/**
 * 用户二维码图片
 * @param $user_id [用户id]
 * @param $recommend[推荐码]
 * @param $data[链接地址]
 */
//生成图片二维码 $data链接  $id user_id;
function code($url,$user_id,$recommend){
    $user=M('users')->field('user_name')->where('user_id='.$user_id)->find();
    $user_name=$user['user_name'];
    $canshu="?r_ec=$recommend";
    $url=$url.$canshu;
    vendor("phpqrcode.phpqrcode");
    // 纠错级别：L、M、Q、H
    $level = 'H';
    // 点的大小：1到10,用于手机端4就可以了
    $size = 4;
    // 下面注释了把二维码图片保存到本地的代码,如果要保存图片,用$fileName替换第二个参数false
    $path = "Public/code/".date("ymd")."/";
    if(!is_dir($path))
    {
        mkdir($path);
    }
    $fileName = $path.$user_name.'.png';
    $data['code']=$fileName;
    M('users')->where('user_id='.$user_id)->save($data);
    ob_end_clean();//清空缓冲区
    QRcode::png($url, $fileName, $level, $size,1);
    $furl=C('REMOTE_ROOT').$fileName;
    ftp_upload($furl,$fileName);
}

/**
 * 商品历史浏览记录
 * $data 商品记录信息
 */
function _history($data)
{
    if(!$data || !is_array($data))
    {
        return false;
    }
    //判断cookie类里面是否有浏览记录
    if(!empty($_COOKIE['history']))
    {
        $history = unserialize($_COOKIE['history']);
        array_unshift($history, $data); //在浏览记录顶部加入
        /* 去除重复记录 */
        $rows = array();
        foreach ($history as $v)
        {
            if(in_array($v, $rows))
            {
                continue;
            }
            $rows[] = $v;
        }
        /* 如果记录数量多余5则去除 */
        while (count($rows) > 5)
        {
            array_pop($rows); //弹出
        }
        setcookie('history',serialize($rows),time() + 3600 * 24 * 30,'/');
    }
    else
    {
        $history = serialize(array($data));

        setcookie('history',$history,time() + 3600 * 24 * 30,'/');
    }
}

//ue编辑器通过FTP上传图片（$str代表从表单接收到的content字符串），返回处理后的content字符串
function ftp_image_upload($str){
    $local_root = $_SERVER['DOCUMENT_ROOT'];
    $host = C('FTP_SEVER');
    $remote_root = C('REMOTE_ROOT');
    $pattern="/<[img|IMG].*?src=[\'|\"](.*?(?:[\.gif|\.jpg|\.png|\.jpeg|\.mp4]))[\'|\"].*?[\/]?>/";
    preg_match_all($pattern,$str,$match);
    foreach ($match[1] as $k => $v) {
        $localfile  = $local_root.$v;
        $remotefile = $remote_root.$v;
        ftp_upload($remotefile,$localfile);
    }
    return str_replace("src=\"/Public", "src=\"$host/Public", $str);
}

//FTP上传文件函数
function ftp_upload($remotefile,$localfile){
    $ftp = new \Think\Ftp();
    $data['server'] = C('FTP_HOST');
    $data['username'] = C('FTP_NAME');//ftp帐户
    $data['password'] = C('FTP_PWD');//ftp密码
    $data['port'] = C('FTP_PORT');//ftp端口,默认为21
    $data['pasv'] = C('FTP_PASV');//是否开启被动模式,true开启,默认不开启
    $data['ssl'] = C('FTP_SSL');//ssl连接,默认不开启
    $data['timeout'] = C('FTP_TIMEOUT');//超时时间,默认60,单位 s
    $info = $ftp->start($data);
    if($info){
        if($ftp->put($remotefile,$localfile)){}
    }
    $ftp->close();
}

/**
 *  $param 数组 传入的参数需要与API的模板对应
 *
 *  $mobile 手机号码
 */
function send_verify($mobile='18831605741'){
    $rand=md5(rand(000000,999999));
    cookie('code',$rand,time()+6000,"/");
    $param['code']=$rand;
    $appkey = "23496841";
    $secret = "f3b9840f579585feeb37b02474fe6bd0";
    vendor('Alimsg.top.TopClient');
    vendor('Alimsg.top.ResultSet');
    vendor('Alimsg.top.RequestCheckUtil');
    vendor('Alimsg.top.TopLogger');
    vendor('Alimsg.top.request.AlibabaAliqinFcSmsNumSendRequest');
    vendor('Alimsg.TopSdk.php');
    $c = new \TopClient;
    $c->appkey = $appkey;
    $c->secretKey = $secret;
    $req = new \AlibabaAliqinFcSmsNumSendRequest;
    $req->setSmsTemplateCode("SMS_24575052");
    $req->setExtend("3");
    $req->setSmsType("normal");
    $req->setSmsFreeSignName("简单主义");
    $req->setSmsParam($param);
    $req->setRecNum($mobile);
    $resp = $c->execute($req);
}

/**
 * 微信扫码支付
 * @param  array $order 订单 必须包含支付所需要的参数 body(产品描述)、total_fee(订单金额)、out_trade_no(订单号)、product_id(产品id)
 */
function weixinpay($order){
    $order['trade_type']='NATIVE';
    Vendor('Weixinpay.Weixinpay');
    $weixinpay=new \Weixinpay();
    return $weixinpay->pay($order);
}

/**
 * 生成二维码
 * @param  string  $url  url连接
 * @param  integer $size 尺寸 纯数字
 */
function qrcode($url,$size=4){
    vendor("phpqrcode.phpqrcode");
    QRcode::png($url,false,QR_ECLEVEL_L,$size,2,false,0xFFFFFF,0x000000);
}

function is_weixin(){

    if(strpos($_SERVER['HTTP_USER_AGENT'],'MicroMessenger') === false ){
        return false;
    }else{
        return ture;

    }
}

/**
 * 使用curl获取远程数据
 * @param  string $url url连接
 * @return string      获取到的数据
 */
function curl_get_contents($url){
    $ch=curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);                //设置访问的url地址
    // curl_setopt($ch,CURLOPT_HEADER,1);               //是否显示头部信息
    curl_setopt($ch, CURLOPT_TIMEOUT, 5);               //设置超时
    curl_setopt($ch, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']);   //用户访问代理 User-Agent
    curl_setopt($ch, CURLOPT_REFERER,$_SERVER['HTTP_HOST']);        //设置 referer
    curl_setopt($ch,CURLOPT_FOLLOWLOCATION,1);          //跟踪301
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);        //返回结果
    $r=curl_exec($ch);
    curl_close($ch);
    return $r;
}

//获取用户ip地址
function get_ip() {
    static $ip;
    if (isset($_SERVER)) {
        if (isset($_SERVER["HTTP_X_FORWARDED_FOR"])) {
            $ip = $_SERVER["HTTP_X_FORWARDED_FOR"];
        } else if (isset($_SERVER["HTTP_CLIENT_IP"])) {
            $ip = $_SERVER["HTTP_CLIENT_IP"];
        } else {
            $ip = $_SERVER["REMOTE_ADDR"];
        }
    } else {
        if (getenv("HTTP_X_FORWARDED_FOR")) {
            $ip = getenv("HTTP_X_FORWARDED_FOR");
        } else if (getenv("HTTP_CLIENT_IP")) {
            $ip = getenv("HTTP_CLIENT_IP");
        } else {
            $ip = getenv("REMOTE_ADDR");
        }
    }

    if (preg_match('/^(([1-9]?[0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5]).){3}([1-9]?[0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])$/', $ip)) {
        return $ip;
    } else {
        return '127.0.0.1';
    }
}

//显示图片
function showImage($url, $width = '', $height = '')
{
    $ic = C('FTP_SEVER').C('REMOTE_ROOT');
    if($width)
        $width = "width='$width'";
    if($height)
        $height = "height='$height'";
    echo "<img ".$width. " ".$height." src="."'".$ic.$url."' />";
}

**
 * 公用的方法  进行信息的提示
 */
function showMsg($status,$message,$data=array()){
    $result = array(
        'status' => $status,
        'message' =>$message,
        'data' =>$data
    );
    exit(json_encode($result));
}

/**
 * 对象转化为数组
 * @param $e
 * @return array|void
 */
function objectToArray($e){
    $e=(array)$e;
    foreach($e as $k=>$v){
        if( gettype($v)=='resource' ) return;
        if( gettype($v)=='object' || gettype($v)=='array' )
            $e[$k]=(array)objectToArray($v);
    }
    return $e;
}

function trimall($str)//删除空格
{
    $qian=array(" ","　","\t","\n","\r");$hou=array("","","","","");
    return str_replace($qian,$hou,$str);
}

/**
 * excel表数据转化为数组
 * @param string $filePath
 * @param int $sheet
 * @return array|void
 */
function format_excel2array($filePath='',$sheet=0){
    if(empty($filePath) or !file_exists($filePath)){die('file not exists');}
    $PHPReader = new PHPExcel_Reader_Excel2007();        //建立reader对象
    if(!$PHPReader->canRead($filePath)){
        $PHPReader = new PHPExcel_Reader_Excel5();
        if(!$PHPReader->canRead($filePath)){
            echo 'no Excel';
            return ;
        }
    }
    $PHPExcel = $PHPReader->load($filePath);        //建立excel对象
    $currentSheet = $PHPExcel->getSheet($sheet);        //**读取excel文件中的指定工作表*/
    $allColumn = $currentSheet->getHighestColumn();        //**取得最大的列号*/
    $allRow = $currentSheet->getHighestRow();        //**取得一共有多少行*/
    $data = array();
    for($rowIndex=1;$rowIndex<=$allRow;$rowIndex++){        //循环读取每个单元格的内容。注意行从1开始，列从A开始
        for($colIndex='A';$colIndex<=$allColumn;$colIndex++){
            $addr = $colIndex.$rowIndex;
            $cell = $currentSheet->getCell($addr)->getValue();
            if($cell instanceof PHPExcel_RichText){ //富文本转换字符串
                $cell = $cell->__toString();
            }
            $data[$rowIndex][$colIndex] = $cell;
        }
    }
    return $data;
}

/*--------------------------------------2017.01.20 补充 -----------------------------------*/

/**
 * 判断当前数组中的数据是否有 空
 * @param $arr
 * @return int
 */
public function isNo($arr){
    $tag = 0;
    foreach ($arr as $key => $value){
        $what = trim($value);
        if ($what == '' || $what == null){
            $tag = 1;
            break;
        }
    }
    return $tag;
}

-----------------------------------------------------------------------------------------------

/**
 *加密
 * @param $text[要加密的内容]
 * @param $key[添加的额外字符串]
 */
function getEncrypt($txt, $key){
    $chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_.";
    $ikey ="-x6g6ZWm2G9g_vr0Bo.pOq3kRIxsZ6rm";
    $nh1 = rand(0,64);
    $nh2 = rand(0,64);
    $nh3 = rand(0,64);
    $ch1 = $chars{$nh1};
    $ch2 = $chars{$nh2};
    $ch3 = $chars{$nh3};
    $nhnum = $nh1 + $nh2 + $nh3;
    $knum = 0;$i = 0;
    while(isset($key{$i})) $knum +=ord($key{$i++});
    $mdKey = substr(md5(md5(md5($key.$ch1).$ch2.$ikey).$ch3),$nhnum%8,$knum%8 + 16);
    $txt = base64_encode($txt);
    $txt = str_replace(array('+','/','='),array('-','_','.'),$txt);
    $tmp = '';
    $j=0;$k = 0;
    $tlen = strlen($txt);
    $klen = strlen($mdKey);
    for ($i=0; $i<$tlen; $i++) {
        $k = $k == $klen ? 0 : $k;
        $j = ($nhnum+strpos($chars,$txt{$i})+ord($mdKey{$k++}))%64;
        $tmp .= $chars{$j};
    }
    $tmplen = strlen($tmp);
    $tmp = substr_replace($tmp,$ch3,$nh2 % ++$tmplen,0);
    $tmp = substr_replace($tmp,$ch2,$nh1 % ++$tmplen,0);
    $tmp = substr_replace($tmp,$ch1,$knum % ++$tmplen,0);
    return $tmp;
}

/**
 *解密
 * @param $text[要加密的内容]
 * @param $key[添加的额外字符串和加密额外添加的字符串一致]
 */
function getDecrypt($txt, $key)
{
    $chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_.";
    $ikey ="-x6g6ZWm2G9g_vr0Bo.pOq3kRIxsZ6rm";
    $knum = 0;$i = 0;
    $tlen = strlen($txt);
    while(isset($key{$i})) $knum +=ord($key{$i++});
    $ch1 = $txt{$knum % $tlen};
    $nh1 = strpos($chars,$ch1);
    $txt = substr_replace($txt,'',$knum % $tlen--,1);
    $ch2 = $txt{$nh1 % $tlen};
    $nh2 = strpos($chars,$ch2);
    $txt = substr_replace($txt,'',$nh1 % $tlen--,1);
    $ch3 = $txt{$nh2 % $tlen};
    $nh3 = strpos($chars,$ch3);
    $txt = substr_replace($txt,'',$nh2 % $tlen--,1);
    $nhnum = $nh1 + $nh2 + $nh3;
    $mdKey = substr(md5(md5(md5($key.$ch1).$ch2.$ikey).$ch3),$nhnum % 8,$knum % 8 + 16);
    $tmp = '';
    $j=0; $k = 0;
    $tlen = strlen($txt);
    $klen = strlen($mdKey);
    for ($i=0; $i<$tlen; $i++) {
        $k = $k == $klen ? 0 : $k;
        $j = strpos($chars,$txt{$i})-$nhnum - ord($mdKey{$k++});
        while ($j<0) $j+=64;
        $tmp .= $chars{$j};
    }
    $tmp = str_replace(array('-','_','.'),array('+','/','='),$tmp);
    return trim(base64_decode($tmp));
}