<?php

/**
 * 数据导出
 * @param array $title   标题行名称
 * @param array $data   导出数据
 * @param string $fileName 文件名
 * @param string $savePath 保存路径
 * @param $type   是否下载  false--保存   true--下载
 * @return string   返回文件全路径
 * @throws PHPExcel_Exception
 * @throws PHPExcel_Reader_Exception
 * @exportExcel(array('姓名','年龄'), array(array('a',21),array('b',23)), '档案', './', true);
 */
function exportExcel($title=array(), $data=array(), $fileName='', $savePath='./', $isDown=false){
	Doo::loadClass ( 'PHPExcel1.7.9/PHPExcel' );
	$obj = new PHPExcel();

	//横向单元格标识
	$cellName = array('A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', 'AA', 'AB', 'AC', 'AD', 'AE', 'AF', 'AG', 'AH', 'AI', 'AJ', 'AK', 'AL', 'AM', 'AN', 'AO', 'AP', 'AQ', 'AR', 'AS', 'AT', 'AU', 'AV', 'AW', 'AX', 'AY', 'AZ');

	$obj->getActiveSheet(0)->setTitle('sheet名称');   //设置sheet名称
	$_row = 0;   //设置纵向单元格标识
	if($title){
		$_cnt = count($title);
		//$obj->getActiveSheet(0)->mergeCells('A'.$_row.':'.$cellName[$_cnt-1].$_row);   //合并单元格
		//$obj->setActiveSheetIndex(0)->setCellValue('A'.$_row, '数据导出：'.date('Y-m-d H:i:s'));  //设置合并后的单元格内容
		$_row++;
		$i = 0;
		foreach($title AS $v){   //设置列标题
			$obj->setActiveSheetIndex(0)->setCellValue($cellName[$i].$_row, $v);
			$i++;
		}
		$_row++;
	}
	;
	//html_entity_decode("&iuml;&raquo;&iquest;".$value['order_id']);
	
	//填写数据
	if($data){
		$i = 0;
		foreach($data AS $_v){
			$j = 0;
			foreach($_v AS $_cell){
				$obj->getActiveSheet(0)->setCellValueExplicit($cellName[$j] . ($i+$_row), $_cell,PHPExcel_Cell_DataType::TYPE_STRING);
				$j++;
			}
			$i++;
		}
	}

	//文件名处理
	if(!$fileName){
		$fileName = uniqid(time(),true);
	}

	$objWrite = PHPExcel_IOFactory::createWriter($obj, 'Excel2007');

	if($isDown){   //网页下载
		header('pragma:public');
		header("Content-Disposition:attachment;filename=$fileName.xls");
		header('Content-Type:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
		$objWrite->save('php://output');exit;
	}

	$_fileName = iconv("utf-8", "gb2312", $fileName);   //转码
	$_savePath = $savePath.$_fileName.'.xlsx';
	$objWrite->save($_savePath);

	return $savePath.$fileName.'.xlsx';
}

?>