php动态合成图片及根据图片创建时间清理图片

合成图片生成的动态效果图：

//合成图片
public function merge_picture()
{
    $param = request()->param();

    if (empty($param['customer_id'])) {
        return $this->api_des_encrypt('', '参数缺失', 0);
    }
    $customer_id = $param['customer_id'];
    if (empty($param['name'])) {
        return $this->api_des_encrypt('', '参数缺失!', 0);
    }
    //$log = new SimpleLog('merge_picture2');
    //$log->write_log($param);
    $customer = Db::name('customer')->where('customer_id', $customer_id)->find();
    //$log->write_log($customer);
    if (!$customer) {
        return $this->api_des_encrypt('', '参数不合法', 0);
    }
    //获取action表及tag表的数据
    $data = $this->get_data($customer_id);
    //$log->write_log('--------------action表及tag表的数据-----------------');
    //$log->write_log($data);
    //$action_list = $data['action'];
    //$tag_list = $data['tag'];
    //后端图片存储url
    $url = 'http://xgs521.com';
    //文件名
    $filename = $param['name'];
    $background_img = ROOT_PATH . 'public/static/bg.png';
    $filename = $this->make_image($param['customer_id'], $background_img, '', $data, $filename, 1, 1, $url);
    return $filename;
}

//获取动态数据
 private function get_data($customer_id)
    {
        //$log = new SimpleLog('get_data');
        //$log->write_log('----------customer_id------------');
        //$log->write_log($customer_id);
        $action = Db::name('action')->distinct(true)
            ->field('id,action_id,customer_id,name,type,article_id,article_name,create_time')
            ->where('customer_id', $customer_id)
            ->order('create_time desc')
            ->limit(19)
            ->select();
        $actionArr = [];
        foreach ($action as $value) {
            $create_time = $value['create_time'];
            $startTime = explode(' ', $create_time)[0];
            $endTime = $startTime . ' 23:59:59';
            $actionList = $this->is_exist($action, $startTime, $endTime);
//            $actionList = Db::name('action')->distinct(true)
//                ->field('id,action_id,customer_id,name,type,article_id,article_name,create_time')
//                ->where('customer_id', $customer_id)->whereBetween('create_time', [$startTime, $endTime])->select();
            $actionTypeArr = array_column($actionList, 'type');
            foreach ($actionTypeArr as $item) {
                $actionList2 = Db::name('action')->distinct(true)
                    ->field('id,action_id,customer_id,name,type,article_id,article_name,create_time')
                    ->where('customer_id', $customer_id)->whereBetween('create_time', [$startTime, $endTime])->where('type', $item)->order('create_time desc')->select();
                $data = $this->get_key($startTime, $create_time);
                $actionList2 = $this->str_replace_arr($actionList2, $data);
                $actionArr[strtotime($startTime)][$item] = $actionList2;
            }
        }

        $max = 20;
        $rows = 0;

        $new_action_arr = [];

        foreach ($actionArr as $k => $v) {
            $max--;
            $day = 0;
            if ($max <= 0) {
                break;
            }
            foreach ($v as $kk => $vv) {

                foreach ($vv as $ks => $vs) {
                    $max--;
                    if ($max <= 0) {
                        break 3;
                    } else {
                        $day++;
                        $rows++;
                        $new_action_arr[$k][$kk][$ks] = $vs;
                        if ($day <= 1) {
                            $new_action_arr[$k][$kk][$ks]['today_point'] = 1;
                        }

                    }
                }
            }
        }
        //dump($new_action_arr);
        $tag = Db::name('tag')->distinct(true)
            ->field('id,name,type,count,weight')
            ->where('customer_id', $customer_id)
            ->order('create_time desc')
            ->limit(6)
            ->select();
        $tagArr = [];
        foreach ($tag as $key => $value) {
            $value['weight'] = $value['weight'] . '(权重)';
            $value['count'] = $value['count'] . '(次数)';
            $str = $value['name'] . '(' . $value['type'] . ')';
            $value['name'] = $str;
            $tagArr[$key] = $value;
        }
        //调用python接口获取留资概率
        /*$csv = $this->lzgl($customer_id);
        $log->write_log('----------csv------------');
        $log->write_log($csv);
        $model_id = 1;
        $system = shell_exec('ssh root@172.18.141.227 python3 /var/www/dev/pdvm-php/shaue_model/profile_model/predict/predict_prob.py ' . $model_id . ' ' . $customer_id);
        $log->write_log('----------system------------');
        $log->write_log($system);
        $str = str_replace("'",'',$system);
        $str = str_replace("{",'',$str);
        $str = str_replace("}",'',$str);
        $log->write_log($system);
        $sys_arr = explode(',',$str);
        $info = [];
        foreach ($sys_arr as $v) {
            if (false !== strpos($v, 'prob')) {
                $info['percent'] = trim(explode(':', $v)[1]);
            } else {
                $sg = explode(':', $v);
                $info['suggest'][trim($sg[0])] = $this->str_rep(trim($sg[1]), 14);
            }
        }
        $log->write_log($info);*/
        $lz = [];
        /*$lz['suggest'] = [
            '这里是十五个字这里是十五个字字',
            '这里是十五个字这里是十五个字字',
            '这里是十五个字这里是十五个字字字字',
            '这里是十五个字这里是十五个字字字字',
            '这里是十五个字这里是十五个字字字字',
        ];
        $lz['suggest'] = $this->str_rep($lz['suggest'], 14);
        $lz['percent'] = 45;
        $lz['suggest_percent'] = 'public/static/suggest_percent.png';*/
        return ['action' => $new_action_arr, 'tag' => $tagArr, 'lz' => $lz, 'action_count' => $rows];
    }

//$image_1是已经创建好的图像
private function merge_pic($image_1, $img, $x, $y, $img_type = 1)
{
    //创建图片对象
    /*if($background_img_type == 1){
        $image_1 = imagecreatefrompng($background_img);
    }else{
        $image_1 = imagecreatefromjpeg($background_img);
    }*/
    if (!empty($img)) {
        if ($img_type == 1) {
            $image_2 = imagecreatefrompng($img);
        } else {
            $image_2 = imagecreatefromjpeg($img);
        }

        list($point_w, $point_h) = getimagesize($img);
    }
    //合成图片 imagecopymerge(目标图像,被拷贝的源图像,目标图像开始 x 坐标,目标图像开始 y 坐标,拷贝图像开始 x 坐标,图像开始 y 坐标,（从 src_x 开始）拷贝的宽度,（从 src_y 开始）拷贝的高度,图像合并程度)
    //imagecopymerge($image_1, $image_2, 49, 111, 100, 100, imagesx($image_2), imagesy($image_2), 100);
    if (!empty($img)) {
        imagecopy($image_1, $image_2, $x, $y, 0, 0, $point_w, $point_h);
    }
}

//留资概率生成csv文件
private function lzgl($customer_id)
{
    //$log = new SimpleLog('lzgl');
    $model = Db::name('models')->where('status', 1)->where('id', 1)->find();
    //$log->write_log($model);
    if (!$model) {
        return false;
    }


    //$redis = RedisCache::get_instance();
    //$key = 'customer_model_id:' . $model['id'];
    $json_encode = json_encode($model);
    $redis->setex($key, 36000, $json_encode);
    $time = $model['time'];
    $endTime = date('Y-m-d H:i:s', strtotime('now'));
    $startTime = date('Y-m-d H:i:s', strtotime('-' . $time . ' month', strtotime($endTime)));
    $arr = model_data_process($model, $startTime, $endTime, $customer_id);
    //$log->write_log($arr);
    $fileName = 'CSTT_CUSTOMER_' . $model['id'] . '_' . $customer_id . '.csv';
    $handle = fopen(ROOT_PATH . '/cstt/' . $fileName, "w");
    fputcsv($handle, $arr['head']);
    foreach ($arr['data'] as $key => $value) {
        //$log->write_log($value);
        fputcsv($handle, $value);
    }
    fclose($handle);
    return true;
}

清理图片及空文件夹

//遍历文件夹，并删除空文件夹
private function list_file($date)
{
    //1、首先先读取文件夹
    $temp = scandir($date);
    //$log = new SimpleLog('list_file');
    //$log->write_log($temp);
    //var_dump($temp);
    $res = [];
    //遍历文件夹
    foreach ($temp as $v) {
        $a = $date . '/' . $v;
        if (is_dir($a)) {//如果是文件夹则执行
            if ($v == '.' || $v == '..') {//判断是否为系统隐藏的文件.和..  如果是则跳过否则就继续往下走，防止无限循环再这里。
                continue;
            }
            $file = $this->list_file($a);//因为是文件夹所以再次调用自己这个函数，把这个文件夹下的文件遍历出来
            if (empty($file)) {
                //说明当前文件夹是空的
                rmdir($a);  //该函数只能删除空文件夹
            } else {
                $res = array_merge($res, $file);
            }
        } else {
            $res[] = $a;
        }

    }
    return $res;
}

//清理图片及空文件夹
public function del_picture()
{
    $time = time();
    $path = ROOT_PATH . 'public/static/img';
    //$log = new SimpleLog('del_picture');
    $files = $this->list_file($path);
    //$log->write_log($files);
    foreach ($files as $k => $v) {
        $ctime = filectime($v);
        if ($ctime + 86400 < $time) {
            //$log->write_log($v);
            //删除掉创建时间超过一天的文件
            $res = unlink($v);
            //$log->write_log($res);
        }
    }
    $this->list_file($path);
    return 'success';
}