<?php namespace app\admin\controller; use app\common\controller\Backend; use think\Db; use PhpOffice\PhpSpreadsheet\Cell\Coordinate; use PhpOffice\PhpSpreadsheet\Reader\Csv; use PhpOffice\PhpSpreadsheet\Reader\Xls; use PhpOffice\PhpSpreadsheet\Reader\Xlsx; use think\Exception; use think\exception\PDOException; /** * 判断题题库 * * @icon fa fa-circle-o */ class Pan extends Backend { /** * Pan模型对象 * @var \app\admin\model\Pan */ protected $model = null; public function _initialize() { parent::_initialize(); $this->model = new \app\admin\model\Pan; } /** * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法 * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑 * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改 */ /** * 查看 */ public function index() { //设置过滤方法 $this->request->filter(['strip_tags']); if ($this->request->isAjax()) { //如果发送的来源是Selectpage,则转发到Selectpage if ($this->request->request('keyField')) { return $this->selectpage(); } list($where, $sort, $order, $offset, $limit) = $this->buildparams(); $total = $this->model ->where($where) ->order($sort, $order) ->count(); $list = $this->model ->where($where) ->order($sort, $order) ->limit($offset, $limit) ->select(); $list = collection($list)->toArray(); foreach ($list as &$v){ $v['study_id'] = Db::name('study')->where('id',$v['study_id'])->value('examname'); } $result = array("total" => $total, "rows" => $list); return json($result); } return $this->view->fetch(); } /** * 导入 */ public function import() { $file = $this->request->request('file'); if (!$file) { $this->error(__('Parameter %s can not be empty', 'file')); } $filePath = ROOT_PATH . DS . 'public' . DS . $file; if (!is_file($filePath)) { $this->error(__('No results were found')); } //实例化reader $ext = pathinfo($filePath, PATHINFO_EXTENSION); if (!in_array($ext, ['csv', 'xls', 'xlsx'])) { $this->error(__('Unknown data format')); } if ($ext === 'csv') { $file = fopen($filePath, 'r'); $filePath = tempnam(sys_get_temp_dir(), 'import_csv'); $fp = fopen($filePath, "w"); $n = 0; while ($line = fgets($file)) { $line = rtrim($line, "\n\r\0"); $encoding = mb_detect_encoding($line, ['utf-8', 'gbk', 'latin1', 'big5']); if ($encoding != 'utf-8') { $line = mb_convert_encoding($line, 'utf-8', $encoding); } if ($n == 0 || preg_match('/^".*"$/', $line)) { fwrite($fp, $line . "\n"); } else { fwrite($fp, '"' . str_replace(['"', ','], ['""', '","'], $line) . "\"\n"); } $n++; } fclose($file) || fclose($fp); $reader = new Csv(); } elseif ($ext === 'xls') { $reader = new Xls(); } else { $reader = new Xlsx(); } //导入文件首行类型,默认是注释,如果需要使用字段名称请使用name $importHeadType = isset($this->importHeadType) ? $this->importHeadType : 'comment'; $table = $this->model->getQuery()->getTable(); $database = \think\Config::get('database.database'); $fieldArr = []; //数据表注释以及字段 $list = db()->query("SELECT COLUMN_NAME,COLUMN_COMMENT FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME = ? AND TABLE_SCHEMA = ?", [$table, $database]); foreach ($list as $k => $v) { if ($importHeadType == 'comment') { $fieldArr[$v['COLUMN_COMMENT']] = $v['COLUMN_NAME']; } else { $fieldArr[$v['COLUMN_NAME']] = $v['COLUMN_NAME']; } } $fieldArr = [ '考试科目名称'=>'study', '题目'=>'content', '正确答案'=>'answer', ]; //加载文件 $insert = []; try { if (!$PHPExcel = $reader->load($filePath)) { $this->error(__('Unknown data format')); } $currentSheet = $PHPExcel->getSheet(0); //读取文件中的第一个工作表 $allColumn = $currentSheet->getHighestDataColumn(); //取得最大的列号 $allRow = $currentSheet->getHighestRow(); //取得一共有多少行 $maxColumnNumber = Coordinate::columnIndexFromString($allColumn); $fields = []; for ($currentRow = 1; $currentRow <= 1; $currentRow++) { for ($currentColumn = 1; $currentColumn <= $maxColumnNumber; $currentColumn++) { $val = $currentSheet->getCellByColumnAndRow($currentColumn, $currentRow)->getValue(); $fields[] = $val; } } for ($currentRow = 2; $currentRow <= $allRow; $currentRow++) { $values = []; for ($currentColumn = 1; $currentColumn <= $maxColumnNumber; $currentColumn++) { $val = $currentSheet->getCellByColumnAndRow($currentColumn, $currentRow)->getValue(); $values[] = is_null($val) ? '' : $val; } $row = []; $temp = array_combine($fields, $values); foreach ($temp as $k => $v) { if (isset($fieldArr[$k]) && $k !== '') { $row[$fieldArr[$k]] = $v; } } if ($row) { $insert[] = $row; } } } catch (Exception $exception) { $this->error($exception->getMessage()); } if (!$insert) { $this->error(__('No rows were updated')); } $new_insert = $name = []; foreach ($insert as $k=>$v) { $study = Db::name('study')->where('examname',$v['study'])->find(); if($study) { $new_insert[] = [ 'study_id' => $study['id'], 'content' => $v['content'], 'answer' => $v['answer'], ]; }else{ $this->error('含有不存在的考试科目'); } } try { //是否包含admin_id字段 $has_admin_id = false; foreach ($fieldArr as $name => $key) { if ($key == 'admin_id') { $has_admin_id = true; break; } } if ($has_admin_id) { $auth = \app\admin\library\Auth::instance(); foreach ($insert as &$val) { if (!isset($val['admin_id']) || empty($val['admin_id'])) { $val['admin_id'] = $auth->isLogin() ? $auth->id : 0; } } } $this->model->saveAll($new_insert); } catch (PDOException $exception) { $msg = $exception->getMessage(); if (preg_match("/.+Integrity constraint violation: 1062 Duplicate entry '(.+)' for key '(.+)'/is", $msg, $matches)) { $msg = "导入失败,包含【{$matches[1]}】的记录已存在"; }; $this->error($msg); } catch (Exception $e) { $this->error($e->getMessage()); } $this->success(); } public function type(){ $res = Db::name('study')->field('id,examname')->select(); $arr = []; foreach($res as $key=>$value){ $arr[$value['id']] = $value['examname']; } return json($arr); } }