Zhiqim Httpd即知启蒙WEB容器，是Zhiqim Framework面向WEB开发的多例服务，提供更简洁配置、积木式组件模块和天然的模型模板设计。
HttpRequestValidate.java8KB
/*
* 版权所有 (C) 2015 知启蒙(ZHIQIM) 保留所有权利。[遇见知启蒙，邂逅框架梦]
*
* https://zhiqim.org/project/zhiqim_framework/zhiqim_httpd.htm
*
* Zhiqim Httpd is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
package org.zhiqim.httpd;
import java.util.ArrayList;
import java.util.List;
import org.zhiqim.kernel.model.maps.HashMapSS;
import org.zhiqim.httpd.util.Scripts;
import org.zhiqim.kernel.util.Validates;
import org.zhiqim.httpd.validate.OneValidate;
import org.zhiqim.httpd.validate.TwoValidate;
import org.zhiqim.httpd.validate.Validate;
/**
* 请求中的验证信息
* 1.支持在Action/view中增加验证项: request.addValidate(new IsNotEmpty("field", "该字估不允许为空"));
* 2.支持设置验证提交后，按钮设置成disabled，因此按钮尽可能使用button来提交，以保证disabled可用
* 3.支持验证成功后，弹出确认信息，请设置confirm值
*
* @version v1.0.0 @author zouzhigang 2016-7-18 新建与整理
*/
public abstract class HttpRequestValidate extends HttpHeaderInner implements HttpRequest
{
private String confirm = null; //form提交前确认信息，不为空白表示有效，生成if (confirm(""))此类代码
private boolean isGray = true; //form提交后按钮是否为灰色，默认变灰，防止多次提交
private List<Validate> validateList; //form表单字段验证列表
/** 设置确认信息 */
public void setValidateConfirm(String confirm)
{
this.confirm = confirm;
}
/** 使提交按钮变灰 */
public void setValidateGray(boolean isGray)
{
this.isGray = isGray;
}
/** 获取验证列表 */
public List<Validate> getValidateList()
{
return (validateList==null)?new ArrayList<Validate>():validateList;
}
/** 增加验证信息 */
public void addValidate(Validate validate)
{
if (validateList == null)
validateList = new ArrayList<>(5);
validateList.add(validate);
}
/** 清除所有的验证信息 */
public void clearValidate()
{
if (validateList != null)
validateList.clear();
}
/** 检查验证信息 */
public boolean chkValidate()
{
if (validateList == null)
return true;
for (Validate validate : validateList)
{
if (validate instanceof OneValidate)
{
OneValidate one = (OneValidate)validate;
String value = getParameter(one.getField());
if (!one.validate(value))
{
setAlertMsg(one.getAlertMsg());
return false;
}
}
else if (validate instanceof TwoValidate)
{
TwoValidate two = (TwoValidate)validate;
String value1 = getParameter(two.getField());
String value2 = getParameter(two.getField2());
if (!two.validate(value1, value2))
{
setAlertMsg(two.getAlertMsg());
return false;
}
}
}
return true;
}
/** 检查验证Script，无验证返回空，有则返回Script */
public String chkValidateScript()
{
if (validateList == null)
return _EMPTY_;
else
return getValidateScript();
}
/** 获取验证字符串 */
public String getValidateScript()
{
StringBuilder strb = new StringBuilder();
strb.append(Scripts.head());
strb.append(Scripts.SCRIPT_HEAD_VALIDATE);
//创建一个HashMap,利用HashMap不允许重复的约束,使得调用的函数唯一
HashMapSS functionMap = new HashMapSS();
if (!Validates.isEmpty(validateList))
{
for (Validate validate : validateList)
{
strb.append(validate.getScript());
functionMap.put(validate.getName(), validate.getFunction());
}
}
if (!Validates.isEmpty(confirm))
{//增加确认提示
strb.append(Scripts.getConfirm(confirm));
}
if (isGray)
{// 使提交按钮变灰
strb.append(Scripts.getGraySubmit(isFirefox()));
}
strb.append(Scripts.SCRIPT_TAIL_VALIDATE);
//变灰和恢复两个函数
strb.append(Scripts.setFormButtonGray());
strb.append(Scripts.setFormButtonResume());
//验证函数
for (String function : functionMap.values())
{
strb.append(function);
}
if (strb.length() >= 4 && "\r\n\r\n".equals(strb.substring(strb.length() - 4)))
{//去掉可能的最后是两个\r\n的一个\r\n
strb.setLength(strb.length()-2);
}
strb.append(Scripts.tail());
return strb.toString();
}
/** 获取验证提交脚本 */
public String getValidateSubmitScript()
{
StringBuilder strb = new StringBuilder();
strb.append(Scripts.head());
strb.append(Scripts.SCRIPT_HEAD_SUBMIT);
//创建一个HashMap,利用HashMap不允许重复的约束,使得调用的函数唯一
HashMapSS functionMap = new HashMapSS();
if (!Validates.isEmpty(validateList))
{
for (Validate validate : validateList)
{
strb.append(validate.getScript());
functionMap.put(validate.getName(), validate.getFunction());
}
}
if (Validates.isEmpty(confirm))
{
if (isGray)
{// 使提交按钮变灰
strb.append(Scripts.getGraySubmit(isFirefox()));
}
strb.append(_FOUR_).append("form.submit();").append(_BR_);
}
else
{//增加确认提示
strb.append(_FOUR_).append("Z.confirm(\"").append(confirm).append("\", function()").append(_BR_);
strb.append(_FOUR_).append("{").append(_BR_);
if (isGray)
{
if (!isFirefox())
{//非火狐直接变灰
strb.append(_FOUR_).append(_FOUR_).append("setFormButtonGray(form);").append(_BR_);
}
else
{//火狐检查是否有F && Z.onload，否则回退没办法恢复
strb.append(_FOUR_).append(_FOUR_).append("if (Z && Z.onload)").append(_BR_)
.append(_FOUR_).append(_FOUR_).append("{//firefox要求F && Z.onload时才支持提交变灰和回退恢复").append(_BR_).append(_BR_)
//变灰
.append(_FOUR_).append(_FOUR_).append(_FOUR_).append("setFormButtonGray(form);").append(_BR_)
//回退
.append(_FOUR_).append(_FOUR_).append(_FOUR_).append("Z.onload(function(form){setFormButtonResume(form);}, form);").append(_BR_)
.append(_FOUR_).append(_FOUR_).append("}").append(_BR_).append(_BR_);
}
}
strb.append(_FOUR_).append(_FOUR_).append("form.submit();").append(_BR_);
strb.append(_FOUR_).append("});").append(_BR_);
}
strb.append(Scripts.SCRIPT_TAIL_SUBMIT);
//变灰和恢复两个函数
strb.append(Scripts.setFormButtonGray());
strb.append(Scripts.setFormButtonResume());
//验证函数
for (String function : functionMap.values())
{
strb.append(function);
}
if (strb.length() >= 4 && "\r\n\r\n".equals(strb.substring(strb.length() - 4)))
{//去掉可能的最后是两个\r\n的一个\r\n
strb.setLength(strb.length()-2);
}
strb.append(Scripts.tail());
return strb.toString();
}
protected void destroy()
{
if (validateList != null)
{
validateList.clear();
validateList = null;
}
confirm = null;
}
}