<?xml version="1.0" encoding="UTF-8"?> <a:service xmlns:a="http://www.leaf-framework.org/application" xmlns:s="leaf.plugin.script" trace="true"> <a:init-procedure> <s:server-script><![CDATA[ //importPackage(java.util.zip); importPackage(java.io); importPackage(org.apache.tools.zip); /*可以传入参数*/ function getdate() { var now = new Date() y = now.getFullYear() m = now.getMonth() + 1 d = now.getDate() m = m < 10 ? "0" + m : m d = d < 10 ? "0" + d : d return y + "" + m + "" + d } function writeFile(zos, fn, fp) { var ze = new ZipEntry(fn); zos.setEncoding("UTF-8");//如果是org.apache.tools.zip需要追加字符集 zos.putNextEntry(ze); var fis = new FileInputStream(fp); var b = new java.lang.reflect.Array.newInstance(java.lang.Byte.TYPE, 1024 * 64); var len = -1; while ((len = fis.read(b)) != -1) { zos.write(b, 0, len); } fis.close(); } $ctx["__request_type__"] = 'file'; //to indicate this request is not a JSON_REQUEST var resp = $ctx['_instance.javax.servlet.http.HttpServletResponse']; resp.setHeader("Pragma", "No-cache"); resp.setHeader("Cache-Control", "no-cache, must-revalidate"); var date = new Date(); var date_str = getdate(); //var date_str = date.getFullYear()+''+(date.getMonth()<9:('0'+date.getMonth()+1)?(date.getMonth()+1))+''+date.getDate(); var doc_code = $ctx.parameter.doc_code; var filename = doc_code+'-'+date_str+".zip"; resp.setDateHeader("Expires", 0); resp.setContentType("application/x-msdownload"); try { var attachment_batch_dl = $bm('prj.lease_atm_batch_dl'); var result = attachment_batch_dl.queryAsMap(); var arr = result.getChildren(); if($ctx.parameter.all_flag=='Y'){ filename= doc_code+".zip"; }else{ filename = arr[0].project_number+'-'+arr[0].description+ ".zip"; } resp.setHeader("Content-disposition", "attachment; filename=" + encodeURI(filename)); var zos = new ZipOutputStream(resp.getOutputStream()); for (var i = 0;i < arr.length;i++) { var f = arr[i]; if (f.file_path) { writeFile(zos, f.file_name, f.file_path); } } } catch (e) { var logger = $logger("server-script"); logger.severe(e.message) } zos.close(); ]]></s:server-script> </a:init-procedure> </a:service>