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<?php
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namespace Admin\Model;
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use Think\Model;
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class ImportDataModel extends Model{
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public $TmpPath,$tableName,$params,$currentSheet,$excelData,$fieldKey,$fieldName;
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//自动验证
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//array(验证字段,验证规则,错误提示,[验证条件,附加规则,验证时间])
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protected $_validate = array(
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array('modelid','require','缺少modelid！',1),
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array('cat_type','checkCat_type','请选择栏目！',1,"callback"),
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array('excel_src','require','请上传数据包！',1),
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);
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//
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function __construct($params){
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//文件保存路径
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$this->TmpPath="./d/image/".date("Ymd")."/";
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if (! file_exists ($this->TmpPath)) {
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mkdir($this->TmpPath, 0777, true);
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}
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//
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$this->params=$params;
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$this->tableName="cms_".$GLOBALS['model'][$params["modelid"]]['table_name'];
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}
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//检查栏目结构
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public function checkCat_type(){
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$catid=I("post.catid",0,"intval");
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$cat_type=I("post.cat_type");//栏目导入方式
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if($cat_type=="selfCheck"&&!$catid){
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return false;
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}
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}
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//创建表格对像
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public function creatExcelObj(){
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Vendor('PHPExcel.PHPExcel');
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$objReader = \PHPExcel_IOFactory::createReader('Excel5');
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$objPHPExcel = $objReader->load(".".$this->params["excel_src"]);
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$this->currentSheet = $objPHPExcel->getActiveSheet();
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}
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//把表格里的图片保存到服务器，并把具体的路径
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public function saveImg(){
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//先处理图片
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$AllImages= $this->currentSheet->getDrawingCollection();
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$ArrayTmp="";
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foreach($AllImages as $drawing){
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if($drawing instanceof \PHPExcel_Worksheet_MemoryDrawing){
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$image = $drawing->getImageResource();
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$filename=$drawing->getIndexedFilename();
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$XY=$drawing->getCoordinates();
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//把图片存起来
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imagepng($image, $this->TmpPath.$filename);
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//把图片的单元格的值设置为图片名称
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$cell = $this->currentSheet->getCell($XY);
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$cell->setValue($this->TmpPath.$filename);
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}
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}
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//重新获取一下表格数据
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$this->getExcelData();
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//删除第一行字段名
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$data=$this->excelData;
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unset($data[0]);
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$this->excelData=$data;
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}
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//把图片路径字段保存到file表里
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public function saveImgToTable($src,$pubid){
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$fileName= str_replace($this->TmpPath,"",$src);
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$value['pubid']=$pubid;
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$value['name']=$fileName;
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$value['filepath']=trim($src,".");
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$value['savepath']=date("Ymd");
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$fileName_arr=explode(".",$fileName);
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$value['ext']=$fileName_arr[1];
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$value['size']= filesize($src);
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$value['md5'] = md5_file($src);
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$value['sha1'] = sha1_file($src);
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$value['create_time'] = time();
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//判断文件是否存在
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$where['md5'] = $value['md5'];
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$where['sha1'] = $value['sha1'];
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$isFile=M("file")->where($where)->getField("id");
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if($isFile){
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$value['id'] = $isFile;
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M("file")->save($value);
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}else{
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//压缩图片
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$image=new \Think\Image();
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$image->open($src);
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$image->thumb(200,200);
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$small_path=$this->TmpPath."small_".$fileName;
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$image->save($small_path);
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$value['smallpath']=trim($small_path,".");
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M("file")->add($value);
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}
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}
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//获取表格内的数据内容
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public function getExcelData(){
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$data=$this->currentSheet->toArray();
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$this->excelData=$data;
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}
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//分割并提取表格第一行做为字段名称
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public function getFieldName(){
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$fieldName=array();
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$fieldName["id"]="ID";
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$fieldName["catid"]="栏目名称";
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$data=$this->excelData;
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foreach($data[0] as $key=>$v){
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$field_arr=explode("==",$v);
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$fieldKey[$key]=$field_arr[1];
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$fieldName[$field_arr[1]]=$field_arr[0];
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}
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$fieldName["result_status"]="导入结果";
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unset($data[0]);
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$this->fieldKey=$fieldKey;//返回一个excel下标对应字段名的数组，例：array(0=>title,1=>keywords)
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$this->fieldName=$fieldName;//返回一个根据字段下标，对应字段中文值的数组，例：array('title'=>'标题','keywords'=>'关键字')
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$this->excelData=$data;//返回一个去掉第一行的excel data
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}
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//开始插入数据
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public function insertData(){
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$back_data=array();
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$back_data[]=$this->fieldName;
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foreach($this->excelData as $v){
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$_POST=array();
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$_POST["id"]=0;
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if($this->params["cat_type"]=="selfCheck"){
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$_POST["catid"]=$this->params["catid"];
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}
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$_POST["pubid"]=make_pubid();
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foreach($v as $key2=>$v2){
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//如果是栏目字段
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if($this->fieldKey[$key2]=="catid"){
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//判断栏目的形式，栏目名称|栏目ID
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if($this->params["cat_type"]=="catName"){//栏目名称
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$_POST["catid"]=M("cat")->where(array("name"=>$v2))->getField("catid");
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}else if($this->params["cat_type"]=="catId"){//栏目ID
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$_POST["catid"]=intval($v2);
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}
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//
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}else{
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$_POST[$this->fieldKey[$key2]]=$v2?$v2:"";
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}
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//判断是否为图片路径，如果是图片路径把图片路径存到file表里，便用在文件管理器中查看
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if(strstr($v2,$this->TmpPath)){
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$this->saveImgToTable($v2,$_POST["pubid"]);
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$_POST[$this->fieldKey[$key2]]=trim($v2,".");
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}
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}
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//查看catid是否存在
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if(!$_POST["catid"]){
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unset($_POST["pubid"]);
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$_POST["result_status"]="<span style='color:red'>导入失败-缺少catid</span>";
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$resultData=$_POST;
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}else{
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//如果遇到重复标题如何处理
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//直接新增(为了减少服务器资源这里就不做重复查询)
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if($this->params["check_title"]=="add"){
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$resultData=$this->saveAction("add");
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}else{
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//查看数据是否存在
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$id=M($this->tableName)->where(array("title"=>$_POST["title"],"catid"=>$_POST["catid"]))->getField("id");
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if($id){
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if($this->params["check_title"]=="update"){
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$_POST["id"]=$id;
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$resultData=$this->saveAction("update");
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}else{
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unset($_POST["pubid"]);
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$_POST["result_status"]="<span style='color:red'>导入失败-标题重复</span>";
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$resultData=$_POST;
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}
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}else{
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$resultData=$this->saveAction("add");
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}
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}
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}
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$back_data[]=$resultData;
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}
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return $back_data;
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}
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//保存操作
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private function saveAction($type){
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//调用模型里的数据插入方式
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if($type=="add"){
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$resultdata=D("Info")->data_add("export");
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$result_status="导入成功（新增）";
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}else{
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$resultdata=D("Info")->data_editor("export");
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$result_status="导入成功（更新）";
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}
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foreach($this->fieldName as $key=>$v3){
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$newdata[$key]=$resultdata[$key]?$resultdata[$key]:"-";
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}
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$newdata["catid"]=$GLOBALS['cat'][$newdata["catid"]][name];
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$newdata["result_status"]=$result_status;
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return $newdata;
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}
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}
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