/**
* Copyright (c) 2011-2013, kidzhou 周磊 (zhouleib1412@gmail.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.jfinal.ext.interceptor.pageinfo;
import java.util.List;
import com.google.common.collect.Lists;
import com.jfinal.aop.PrototypeInterceptor;
import com.jfinal.core.ActionInvocation;
import com.jfinal.core.Controller;
import com.jfinal.plugin.activerecord.Model;
import com.jfinal.plugin.activerecord.Page;
public abstract class PageInfoInterceptor extends PrototypeInterceptor {
private boolean useColumnLabel = false;
private String columns;
private Class<? extends Model<?>> model;
private List<RelationInfo> relations = Lists.newArrayList();
public abstract void config();
public PageInfoInterceptor setModel(Class<? extends Model<?>> model) {
this.model = model;
return this;
}
public PageInfoInterceptor addRelation(Class<? extends Model<?>> model, String condition, RelationType relationType) {
relations.add(new RelationInfo(relationType, condition, model));
return this;
}
@SuppressWarnings({ "rawtypes" })
public void doIntercept(ActionInvocation ai) {
config();
Controller controller;
controller = ai.getController();
PageInfo pageInfo = PageInfoKit.injectPageInfo(model, controller,relations);
extendsPageInfo(pageInfo);
Page page = PageInfoKit.populate(pageInfo, this);
controller.setAttr("pageInfo", pageInfo);
controller.setAttr("page", page);
ai.invoke();
}
/**pageInfo方法增强，如权限管理*/
public void extendsPageInfo(PageInfo pageInfo) {
}
public PageInfoInterceptor useColumnLabel(boolean useColumnLabel) {
this.useColumnLabel = useColumnLabel;
return this;
}
public boolean useColumnLabel() {
return useColumnLabel;
}
public String columns() {
return columns;
}
public PageInfoInterceptor columns(String columns) {
this.columns = columns;
return this;
}
public List<RelationInfo> relations() {
return relations;
}
public PageInfoInterceptor relations(List<RelationInfo> relations) {
this.relations = relations;
return this;
}
public Class<? extends Model<?>> model() {
return model;
}
}