leafpriv.java

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package cn.js.fan.module.cms;

import java.sql.*;
import java.util.*;

import cn.js.fan.base.*;
import cn.js.fan.db.*;
import cn.js.fan.module.pvg.*;
import cn.js.fan.util.*;
import com.redmoon.forum.SequenceMgr;

public class LeafPriv extends ObjectDbA {
    private String dirCode = "", name = "";
    int id, see = 1, append = 0, del = 0, modify = 0;
    public static final int TYPE_USERGROUP = 0;
    public static final int TYPE_USER = 1;

    public static final int PRIV_SEE = 0;
    public static final int PRIV_APPEND = 1;
    public static final int PRIV_MODIFY = 2;
    public static final int PRIV_DEL = 3;
    public static final int PRIV_EXAMINE = 4;

    public LeafPriv(int id) {
        this.id = id;
        load();
        init();
    }

    public LeafPriv() {
        init();
    }

    public LeafPriv(String dirCode) {
        this.dirCode = dirCode;
        init();
    }

    public void init() {
        super.init();
    }

    public int getId() {
        return id;
    }

    public void setId(int id) {
        this.id = id;
    }

    public void setQueryList() {
        QUERY_LIST =
                "select id from dir_priv where dir_code=? order by priv_type, name";
    }

    public void setQueryLoad() {
        QUERY_LOAD =
                "select dir_code,name,priv_type,see,append,del,dir_modify,examine from dir_priv where id=?";
    }

    public void setQueryDel() {
        QUERY_DEL = "delete from dir_priv where id=?";
    }

    public void setQuerySave() {
        QUERY_SAVE =
                "update dir_priv set see=?,append=?,del=?,dir_modify=?,examine=? where id=?";
    }

    public void setQueryAdd() {
        QUERY_ADD =
                "insert into dir_priv (name,priv_type,see,append,del,dir_modify,examine,dir_code,id) values (?,?,?,?,?,?,?,?,?)";
    }

    public void load() {
        ResultSet rs = null;
        Conn conn = new Conn(connname);
        PreparedStatement ps = null;
        try {
            ps = conn.prepareStatement(QUERY_LOAD);
            ps.setInt(1, id);
            rs = conn.executePreQuery();
            if (rs != null && rs.next()) {
                dirCode = rs.getString(1);
                name = rs.getString(2);
                type = rs.getInt(3);
                see = rs.getInt(4);
                append = rs.getInt(5);
                del = rs.getInt(6);
                modify = rs.getInt(7);
                examine = rs.getInt(8);
                loaded = true;
            }
        } catch (Exception e) {
            logger.error("load: " + e.getMessage());
        } finally {
            
            if (conn != null) {
                conn.close();
                conn = null;
            }
        }
    }

    public String getDirCode() {
        return dirCode;
    }

    public void setDirCode(String code) {
        this.dirCode = code;
    }

    public String getName() {
        return name;
    }

    public void setType(int t) {
        this.type = t;
    }

    public void setName(String n) {
        this.name = n;
    }

    public int getType() {
        return type;
    }

    public boolean isLoaded() {
        return loaded;
    }

    public String toString() {
        return "LeafPriv is " + dirCode + ":" + name;
    }

    private int type = 0;

    public synchronized boolean save() {
        RMConn conn = new RMConn(connname);
        int r = 0;
        try {
            PreparedStatement ps = conn.prepareStatement(QUERY_SAVE);
            ps.setInt(1, see);
            ps.setInt(2, append);
            ps.setInt(3, del);
            ps.setInt(4, modify);
            ps.setInt(5, examine);
            ps.setInt(6, id);
            r = conn.executePreUpdate();
        } catch (SQLException e) {
            logger.error("save:" + e.getMessage());
        }
        return r == 1 ? true : false;
    }

    
    public boolean canUserSee(String username) {
        if (username==null)
            username = "";
        
        if (username.equals(User.ADMIN))
            return true;
        User user = new User();
        UserGroup[] groups = null;
        if (username != null)
            user = user.getUser(username);
        if (user.isLoaded())
            groups = user.getGroup();
        Leaf lf = new Leaf();
        lf = lf.getLeaf(dirCode);
        return canUserDo(lf, user, groups, this.PRIV_SEE);
    }

    
    public boolean canUserDo(Leaf leaf, User user, UserGroup[] groups, int privType) {
        if (leaf==null)
            return false;
        LeafPriv leafPriv = new LeafPriv(leaf.getCode());
        
        Vector r = leafPriv.list();
        Iterator ir = r.iterator();
        while (ir.hasNext()) {
            
            LeafPriv lp = (LeafPriv) ir.next();
            
            if (lp.getType() == lp.TYPE_USERGROUP) {
                
                if (lp.getName().equals(UserGroup.EVERYONE)) {
                    if (privType==this.PRIV_APPEND) {
                        if (lp.getAppend() == 1)
                            return true;
                    }
                    else if (privType==this.PRIV_DEL) {
                        if (lp.getDel() == 1)
                            return true;
                    }
                    else if (privType==this.PRIV_MODIFY) {
                        if (lp.getModify()==1)
                            return true;
                    }
                    else if (privType==this.PRIV_SEE) {
                        if (lp.getSee()==1)
                            return true;
                    }
                    else if (privType==this.PRIV_EXAMINE) {
                        if (lp.getExamine()==1)
                            return true;
                    }
                } else {
                    if (groups != null) {
                        int len = groups.length;
                        
                        for (int i = 0; i < len; i++) {
                            if (groups[i].getCode().equals(lp.getName())) {
                                if (privType == this.PRIV_APPEND) {
                                    if (lp.getAppend() == 1)
                                        return true;
                                } else if (privType == this.PRIV_DEL) {
                                    if (lp.getDel() == 1)
                                        return true;
                                } else if (privType == this.PRIV_MODIFY) {
                                    if (lp.getModify() == 1)
                                        return true;
                                } else if (privType == this.PRIV_SEE) {
                                    if (lp.getSee() == 1)
                                        return true;
                                }
                                else if (privType == this.PRIV_EXAMINE) {
                                    if (lp.getExamine() == 1)
                                        return true;
                                }
                                break;
                            }
                        }
                    }
                }
            } else { 
                if (lp.getName().equals(user.getName())) {
                    if (privType==this.PRIV_APPEND) {
                        if (lp.getAppend() == 1)
                            return true;
                    }
                    else if (privType==this.PRIV_DEL) {
                        if (lp.getDel() == 1)
                            return true;
                    }
                    else if (privType==this.PRIV_MODIFY) {
                        if (lp.getModify()==1)
                            return true;
                    }
                    else if (privType==this.PRIV_SEE) {
                        if (lp.getSee()==1)
                            return true;
                    }
                    else if (privType==this.PRIV_EXAMINE) {
                        if (lp.getExamine()==1)
                            return true;
                    }
                }
            }
        }
        return false;
    }

    public boolean canUserDo(String username, int privType) {
        if (username==null)
            return false;
        if (username.equals(User.ADMIN))
            return true;

        User user = new User();
        user = user.getUser(username);

        
        String[] privs = user.getPrivs();
        if (privs!=null) {
            int len = privs.length;
            for (int i=0; i<len; i++) {
                
                if (privs[i].equals(Priv.PRIV_ADMIN))
                    return true;
            }
        }

        UserGroup[] groups = user.getGroup();

        
        
        for (int i = 0; i < groups.length; i++)
            if (groups[i].getCode().equals(groups[i].Administrators))
                return true;

        Leaf lf = new Leaf();
        lf = lf.getLeaf(dirCode);
        if (lf==null)
            return false;
        

        if (canUserDo(lf, user, groups, privType))
            return true;

        
        String parentCode = lf.getParentCode();