cn.binarywang.wx.miniapp.message.WxMaMessageRouterRule Maven / Gradle / Ivy
package cn.binarywang.wx.miniapp.message;
import cn.binarywang.wx.miniapp.api.WxMaService;
import cn.binarywang.wx.miniapp.bean.WxMaMessage;
import me.chanjar.weixin.common.api.WxErrorExceptionHandler;
import me.chanjar.weixin.common.error.WxErrorException;
import me.chanjar.weixin.common.session.WxSessionManager;
import java.util.*;
import java.util.regex.Pattern;
/**
* @author Binary Wang
*/
public class WxMaMessageRouterRule {
private final WxMaMessageRouter routerBuilder;
private boolean async = true;
private String fromUser;
private String msgType;
private String event;
private String eventKey;
private String content;
private String rContent;
private String title;
private WxMaMessageMatcher matcher;
private boolean reEnter = false;
private List handlers = new ArrayList<>();
private List interceptors = new ArrayList<>();
public WxMaMessageRouterRule(WxMaMessageRouter routerBuilder) {
this.routerBuilder = routerBuilder;
}
/**
* 设置是否异步执行，默认是true.
*/
public WxMaMessageRouterRule async(boolean async) {
this.async = async;
return this;
}
/**
* 如果msgType等于某值.
*/
public WxMaMessageRouterRule msgType(String msgType) {
this.msgType = msgType;
return this;
}
/**
* 标题,发送小程序页卡时有效
* @param title
* @return
*/
public WxMaMessageRouterRule title(String title){
this.title = title;
return this;
}
/**
* 如果event等于某值.
*/
public WxMaMessageRouterRule event(String event) {
this.event = event;
return this;
}
/**
* 如果eventKey等于某值.
*/
public WxMaMessageRouterRule eventKey(String eventKey) {
this.eventKey = eventKey;
return this;
}
/**
* 如果content等于某值.
*/
public WxMaMessageRouterRule content(String content) {
this.content = content;
return this;
}
/**
* 如果content匹配该正则表达式.
*/
public WxMaMessageRouterRule rContent(String regex) {
this.rContent = regex;
return this;
}
/**
* 如果fromUser等于某值.
*/
public WxMaMessageRouterRule fromUser(String fromUser) {
this.fromUser = fromUser;
return this;
}
/**
* 如果消息匹配某个matcher，用在用户需要自定义更复杂的匹配规则的时候.
*/
public WxMaMessageRouterRule matcher(WxMaMessageMatcher matcher) {
this.matcher = matcher;
return this;
}
/**
* 设置微信消息拦截器.
*/
public WxMaMessageRouterRule interceptor(WxMaMessageInterceptor interceptor) {
return interceptor(interceptor, (WxMaMessageInterceptor[]) null);
}
/**
* 设置微信消息拦截器.
*/
public WxMaMessageRouterRule interceptor(WxMaMessageInterceptor interceptor, WxMaMessageInterceptor... otherInterceptors) {
this.interceptors.add(interceptor);
if (otherInterceptors != null && otherInterceptors.length > 0) {
Collections.addAll(this.interceptors, otherInterceptors);
}
return this;
}
/**
* 设置微信消息处理器.
*/
public WxMaMessageRouterRule handler(WxMaMessageHandler handler) {
return handler(handler, (WxMaMessageHandler[]) null);
}
/**
* 设置微信消息处理器.
*/
public WxMaMessageRouterRule handler(WxMaMessageHandler handler, WxMaMessageHandler... otherHandlers) {
this.handlers.add(handler);
if (otherHandlers != null && otherHandlers.length > 0) {
Collections.addAll(this.handlers, otherHandlers);
}
return this;
}
/**
* 规则结束，代表如果一个消息匹配该规则，那么它将不再会进入其他规则.
*/
public WxMaMessageRouter end() {
this.routerBuilder.getRules().add(this);
return this.routerBuilder;
}
/**
* 规则结束，但是消息还会进入其他规则.
*/
public WxMaMessageRouter next() {
this.reEnter = true;
return end();
}
/**
* 将微信自定义的事件修正为不区分大小写.
* 比如框架定义的事件常量为click，但微信传递过来的却是CLICK
*/
protected boolean test(WxMaMessage wxMessage) {
return
(this.fromUser == null || this.fromUser.equals(wxMessage.getFromUser()))
&&
(this.msgType == null || this.msgType.toLowerCase().equals((wxMessage.getMsgType() == null ? null : wxMessage.getMsgType().toLowerCase())))
&&
(this.event == null || this.event.toLowerCase().equals((wxMessage.getEvent() == null ? null : wxMessage.getEvent().toLowerCase())))
&&
(this.content == null || this.content
.equals(wxMessage.getContent() == null ? null : wxMessage.getContent().trim()))
&&
(this.rContent == null || Pattern
.matches(this.rContent, wxMessage.getContent() == null ? "" : wxMessage.getContent().trim()))
&&
(this.matcher == null || this.matcher.match(wxMessage))
&&
(this.title == null || this.title
.equals(wxMessage.getTitle() == null ? null : wxMessage.getTitle().trim()))
;
}
/**
* 处理微信推送过来的消息.
*/
protected WxMaXmlOutMessage service(WxMaMessage wxMessage,
Map context,
WxMaService wxMaService,
WxSessionManager sessionManager,
WxErrorExceptionHandler exceptionHandler) {
if (context == null) {
context = new HashMap<>(16);
}
WxMaXmlOutMessage outMessage = null;
try {
// 如果拦截器不通过
for (WxMaMessageInterceptor interceptor : this.interceptors) {
if (!interceptor.intercept(wxMessage, context, wxMaService, sessionManager)) {
return null;
}
}
// 交给handler处理
for (WxMaMessageHandler handler : this.handlers) {
// 返回最后handler的结果
if (handler == null) {
continue;
}
outMessage = handler.handle(wxMessage, context, wxMaService, sessionManager);
}
} catch (WxErrorException e) {
exceptionHandler.handle(e);
}
return outMessage;
}
public WxMaMessageRouter getRouterBuilder() {
return this.routerBuilder;
}
public boolean isAsync() {
return this.async;
}
public void setAsync(boolean async) {
this.async = async;
}
public String getFromUser() {
return this.fromUser;
}
public void setFromUser(String fromUser) {
this.fromUser = fromUser;
}
public String getMsgType() {
return this.msgType;
}
public void setMsgType(String msgType) {
this.msgType = msgType;
}
public String getEvent() {
return this.event;
}
public void setEvent(String event) {
this.event = event;
}
public String getEventKey() {
return this.eventKey;
}
public void setEventKey(String eventKey) {
this.eventKey = eventKey;
}
public String getContent() {
return this.content;
}
public void setContent(String content) {
this.content = content;
}
public String getrContent() {
return this.rContent;
}
public void setrContent(String rContent) {
this.rContent = rContent;
}
public WxMaMessageMatcher getMatcher() {
return this.matcher;
}
public void setMatcher(WxMaMessageMatcher matcher) {
this.matcher = matcher;
}
public boolean isReEnter() {
return this.reEnter;
}
public void setReEnter(boolean reEnter) {
this.reEnter = reEnter;
}
public List getHandlers() {
return this.handlers;
}
public void setHandlers(List handlers) {
this.handlers = handlers;
}
public List getInterceptors() {
return this.interceptors;
}
public void setInterceptors(List interceptors) {
this.interceptors = interceptors;
}
}