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2021-09-14 068a077a6fef29249f7f4b3d768d5dd33beb14ae
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package com.java110.oa.cmd.oaWorkflow;
 
import com.alibaba.fastjson.JSONObject;
import com.java110.core.annotation.Java110Cmd;
import com.java110.core.annotation.Java110Transactional;
import com.java110.core.context.ICmdDataFlowContext;
import com.java110.core.event.cmd.AbstractServiceCmdListener;
import com.java110.core.event.cmd.CmdEvent;
import com.java110.dto.oaWorkflow.OaWorkflowDto;
import com.java110.dto.oaWorkflowForm.OaWorkflowFormDto;
import com.java110.intf.oa.IOaWorkflowFormInnerServiceSMO;
import com.java110.intf.oa.IOaWorkflowInnerServiceSMO;
import com.java110.oa.bmo.oaWorkflowForm.IGetOaWorkflowFormBMO;
import com.java110.utils.exception.CmdException;
import com.java110.utils.util.Assert;
import com.java110.utils.util.StringUtil;
import com.java110.vo.ResultVo;
import org.springframework.beans.factory.annotation.Autowired;
 
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
 
/**
 * 修改表单数据
 */
@Java110Cmd(serviceCode = "oaWorkflow.updateOaWorkflowFormData")
public class UpdateOaWorkflowFormData extends AbstractServiceCmdListener {
 
    @Autowired
    private IOaWorkflowFormInnerServiceSMO oaWorkflowFormInnerServiceSMOImpl;
 
    @Autowired
    private IOaWorkflowInnerServiceSMO oaWorkflowInnerServiceSMOImpl;
 
    @Autowired
    private IGetOaWorkflowFormBMO getOaWorkflowFormBMOImpl;
 
    @Override
    public void validate(CmdEvent event, ICmdDataFlowContext cmdDataFlowContext, JSONObject reqJson) {
        Assert.hasKeyAndValue(reqJson, "id", "ID不能为空");
        Assert.hasKeyAndValue(reqJson, "flowId", "流程不能为空");
    }
 
    @Override
    @Java110Transactional
    public void doCmd(CmdEvent event, ICmdDataFlowContext cmdDataFlowContext, JSONObject reqJson) throws CmdException {
        Map<String,String> headers = cmdDataFlowContext.getReqHeaders();
 
        reqJson.put("storeId",headers.get("store-id"));
 
        OaWorkflowFormDto oaWorkflowFormDto = new OaWorkflowFormDto();
        oaWorkflowFormDto.setFlowId(reqJson.get("flowId").toString());
        oaWorkflowFormDto.setStoreId(reqJson.get("storeId").toString());
        oaWorkflowFormDto.setRow(1);
        oaWorkflowFormDto.setPage(1);
        List<OaWorkflowFormDto> oaWorkflowFormDtos = oaWorkflowFormInnerServiceSMOImpl.queryOaWorkflowForms(oaWorkflowFormDto);
        Assert.listOnlyOne(oaWorkflowFormDtos, "未包含流程表单,请先设置表单");
 
        //
        OaWorkflowDto oaWorkflowDto = new OaWorkflowDto();
        oaWorkflowDto.setStoreId(reqJson.getString("storeId"));
        oaWorkflowDto.setFlowId(reqJson.getString("flowId"));
        List<OaWorkflowDto> oaWorkflowDtos = oaWorkflowInnerServiceSMOImpl.queryOaWorkflows(oaWorkflowDto);
        Assert.listOnlyOne(oaWorkflowDtos, "流程不存在");
 
        if (!OaWorkflowDto.STATE_COMPLAINT.equals(oaWorkflowDtos.get(0).getState())) {
            throw new IllegalArgumentException(oaWorkflowDtos.get(0).getFlowName() + "流程未部署");
        }
 
        if (StringUtil.isEmpty(oaWorkflowDtos.get(0).getProcessDefinitionKey())) {
            throw new IllegalArgumentException(oaWorkflowDtos.get(0).getFlowName() + "流程未部署");
        }
 
        List<String> columns = new ArrayList<>();
        for (String key : reqJson.keySet()) {
            if ("flowId".equals(key) || "id".equals(key) || "storeId".equals(key)) {
                continue;
            }
            columns.add(key + "='" + reqJson.getString(key)+"'");
 
            //简单校验
            validateColumns(columns);
        }
        reqJson.put("columns", columns.toArray(new String[columns.size()]));
 
        //保存表单数据
        reqJson.put("tableName", oaWorkflowFormDtos.get(0).getTableName());
 
        int flag = oaWorkflowFormInnerServiceSMOImpl.updateOaWorkflowFormDataAll(reqJson);
        if (flag < 1) {
            throw new IllegalArgumentException("保存失败");
        }
 
 
        cmdDataFlowContext.setResponseEntity(ResultVo.success());
 
    }
 
    private void validateColumns(List<String> columns) {
        String columnBak = "";
        for (String column : columns) {
            columnBak = column.toLowerCase();
            if (containsSqlInjection(columnBak)) {
                throw new IllegalArgumentException("非法操作,可能破坏系统稳定性");
            }
        }
    }
 
    public static boolean containsSqlInjection(Object obj) {
        Pattern pattern = Pattern.compile("\\b(exec|insert|select|drop|grant|alter|delete|update|count|chr|mid|master|truncate|char|declare)\\b|(\\*|;|\\+|'|%)");
        Matcher matcher = pattern.matcher(obj.toString().toLowerCase());
        return matcher.find();
    }
}