/*
* 根据用户来获取用户的权限
* prur 传入一个用户编号
* pp传入一个父节点编号
*/
public List<PmPermission> getUserPermission(PmRUserRole prur, PmPermission pp) throws Exception {
StringBuffer sb = new StringBuffer();
sb.append("from PmPermission where permissionId in(select rolePermissionPid ");
sb.append("from PmRRolePermissioin where rolePermissionRid in ");
sb.append(
"(select roleUserRid from PmRUserRole where roleUserUid=?)) and permissionParentId=? ");
Object[] obj = new Object[2];
obj[0] = prur.getRoleUserUid();
obj[1] = pp.getPermissionParentId();
if (prur != null) {
List<PmPermission> listPermission = (List<PmPermission>) this.query(sb.toString(), obj);
if (listPermission != null && listPermission.size() > 0) {
return listPermission;
}
}
return null;
}
/*
* 根据角色获取权限
* role角色编号
*/
public List<PmPermission> getRolePermission(PmRole role) throws Exception {
try {
StringBuffer sb = new StringBuffer();
sb.append(
"from PmPermission where permissionId in "
+ "(select rolePermissionPid from PmRRolePermissioin where rolePermissionRid=? and rolePermissionStatus=0)");
Object[] obj = new Object[1];
obj[0] = role.getRoleId();
List<PmPermission> listPermission = (List<PmPermission>) this.query(sb.toString(), obj);
// 集合不为空且长度大于0返回集合
if (listPermission != null && listPermission.size() > 0) {
return listPermission;
}
} catch (Exception e) {
throw e;
}
return null;
}
/*
* 通过传入的url和用户编号来查询用户是否有权限
* 如果用户来查询过一次后会到静态对象mapAppliction中来获得对象
* 但是这个地方会有一个bug如果信息被修改了，不会自动更新mapAppliction对象中的信息
*/
public List<Map> boolUserPermission(String url, String userId) throws Exception {
try {
Object objMap = null;
// 缓存是否有传入的用户信息
if (mapAppliction != null && mapAppliction.size() > 0) {
objMap = mapAppliction.get(userId);
}
// 缓存没有用户信息到数据库中查，则直接返回缓存中的用户信息
if (objMap == null) {
String sql1 =
"select pr.role_id from pm_r_user_role prur LEFT JOIN pm_role pr on prur.ROLE_USER_RID=pr.role_id where prur.ROLE_USER_UID=? and pr.ROLE_STATUS=0";
Object[] obj = new Object[1];
obj[0] = userId;
List<Map> list = this.executeQuery(sql1, obj);
// 检测用户是否有分配了角色
if (list != null && list.size() > 0) {
StringBuffer sb = new StringBuffer();
// 循环构建角色参数
for (int i = 0; i < list.size(); i++) {
if (i != 0) {
sb.append(",");
}
sb.append(list.get(i).get("ROLE_ID"));
}
String sql =
"select pp.PERMISSION_URI from pm_permission pp LEFT JOIN pm_r_role_permissioin prrp on prrp.ROLE_PERMISSION_PID=pp.PERMISSION_ID where prrp.ROLE_PERMISSION_STATUS=0 and pp.PERMISSION_URI !='' and prrp.ROLE_PERMISSION_RID in ("
+ sb.toString()
+ ") group by pp.PERMISSION_URI";
// 根据角色找出对应的权限
List lists = this.executeQuery(sql);
long time = System.currentTimeMillis();
mapAppliction.put(userId, lists);
return lists;
} else {
return null;
}
} else {
return (List<Map>) objMap;
}
} catch (Exception e) {
throw e;
}
}
/*
* 查询用户的单个角色
*/
public boolean boolUserPermission(PmRUserRole prur, PmPermission pp) throws Exception {
StringBuffer sb = new StringBuffer();
sb.append(
"select count(*) as count from pm_r_user_role prur LEFT JOIN pm_r_role_permissioin prrp on prur.ROLE_USER_RID=prrp.ROLE_PERMISSION_RID");
sb.append(" LEFT JOIN pm_permission pp on pp.PERMISSION_ID=prrp.ROLE_PERMISSION_PID");
sb.append(" where prur.ROLE_USER_UID=? and pp.PERMISSION_URI=?");
Object[] obj = new Object[2];
obj[0] = prur.getRoleUserUid();
obj[1] = pp.getPermissionUri();
// 判断传入参数是否为空，查询用户和uri是否存在
if (prur != null && pp != null) {
List<Map> listCount = (List<Map>) this.executeQuery(sb.toString(), obj);
// 返回的记录数是否大于0
if (listCount != null && listCount.size() > 0) {
if (Integer.parseInt(listCount.get(0).get("count").toString()) > 0) {
return true;
}
}
}
return false;
}
/*
* 根据用户来获取用户的权限
* prur 传入一个用户编号
*/
public List<Map> getUserPermission(PmRUserRole prur) throws Exception {
// 检测缓存中是否有传入的用户，有则从缓存中取得用户信息，没有则从数据库中查询
if (!(userMap != null && userMap.size() > 0 && userMap.get(prur.getRoleUserUid()) != null)) {
StringBuffer sb = new StringBuffer();
sb.append(
"select * from pm_permission where PERMISSION_ID in (select role_permission_pid from pm_r_role_permissioin where role_permission_rid in (select role_user_rid from pm_r_user_role where role_user_uid=?) and role_permission_status=0)");
Object[] obj = new Object[1];
obj[0] = prur.getRoleUserUid();
if (prur != null) {
List<Map> listPermission = (List<Map>) this.executeQuery(sb.toString(), obj);
if (listPermission != null && listPermission.size() > 0) {
userMap.put(prur.getRoleUserUid(), listPermission);
return listPermission;
} else {
return null;
}
}
} else {
return (List<Map>) userMap.get(prur.getRoleUserUid());
}
return null;
}