[tmp/jakarta-migration.git] /

package org.collectionspace.services.common.authorization_mgt;

import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Hashtable;
import java.util.List;
import java.util.UUID;

import javax.naming.NamingException;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;

import org.collectionspace.authentication.AuthN;
import org.collectionspace.services.account.AccountListItem;

import org.collectionspace.services.authentication.Token;
import org.collectionspace.services.authorization.AuthZ;
import org.collectionspace.services.authorization.CSpaceAction;
import org.collectionspace.services.authorization.PermissionException;
import org.collectionspace.services.authorization.PermissionRole;
import org.collectionspace.services.authorization.PermissionRoleRel;
import org.collectionspace.services.authorization.PermissionValue;
import org.collectionspace.services.authorization.Role;
import org.collectionspace.services.authorization.RoleValue;
import org.collectionspace.services.authorization.SubjectType;
import org.collectionspace.services.authorization.URIResourceImpl;
import org.collectionspace.services.authorization.perms.ActionType;
import org.collectionspace.services.authorization.perms.EffectType;
import org.collectionspace.services.authorization.perms.Permission;
import org.collectionspace.services.authorization.perms.PermissionAction;

import org.collectionspace.services.client.Profiler;
import org.collectionspace.services.client.RoleClient;
import org.collectionspace.services.client.workflow.WorkflowClient;
import org.collectionspace.services.common.config.ServiceConfigUtils;
import org.collectionspace.services.common.config.TenantBindingConfigReaderImpl;
import org.collectionspace.services.common.context.ServiceBindingUtils;
import org.collectionspace.services.common.document.DocumentHandler;
import org.collectionspace.services.common.security.SecurityUtils;
import org.collectionspace.services.common.storage.DatabaseProductType;
import org.collectionspace.services.common.storage.JDBCTools;
import org.collectionspace.services.common.storage.jpa.JpaStorageUtils;
import org.collectionspace.services.config.service.ServiceBindingType;
import org.collectionspace.services.config.tenant.EmailConfig;
import org.collectionspace.services.config.tenant.PasswordResetConfig;
import org.collectionspace.services.config.tenant.TenantBindingType;
import org.collectionspace.services.lifecycle.Lifecycle;
import org.collectionspace.services.lifecycle.TransitionDef;
import org.collectionspace.services.lifecycle.TransitionDefList;

//import org.mortbay.log.Log;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.security.acls.model.AlreadyExistsException;


public class AuthorizationCommon {
        
        final public static String REFRESH_AUTZ_PROP = "refreshAuthZOnStartup";
        
        //
        // For token generation and password reset
        //
        final private static String DEFAULT_PASSWORD_RESET_EMAIL_MESSAGE = "Hello {{greeting}},\n\r\n\rYou've started the process to reset your CollectionSpace account password. To finish resetting your password, go to the Reset Password page {{link}} on CollectionSpace.\n\r\n\rIf clicking the link doesn't work, copy and paste the following link into your browser address bar and click Go.\n\r\n\r{{link}}\n\r Thanks,\n\r\n\r CollectionSpace Administrator\n\r\n\rPlease do not reply to this email. This mailbox is not monitored and you will not receive a response. For assistance, contact your CollectionSpace Administrator directly.";
        final private static String tokensalt = "74102328UserDetailsReset";
        final private static int TIME_SCALAR = 100000;
        private static final String DEFAULT_PASSWORD_RESET_EMAIL_SUBJECT = "Password reset for CollectionSpace account";

    //
    // ActionGroup labels/constants
    //
        
        // for READ-WRITE
    final public static String ACTIONGROUP_CRUDL_NAME = "CRUDL";
    final public static ActionType[] ACTIONSET_CRUDL = {ActionType.CREATE, ActionType.READ, ActionType.UPDATE, ActionType.DELETE, ActionType.SEARCH};
    // for READ-ONLY
    final public static String ACTIONGROUP_RL_NAME = "RL";
    final public static ActionType[] ACTIONSET_RL = {ActionType.READ, ActionType.SEARCH};
        
        static ActionGroup ACTIONGROUP_CRUDL;
        static ActionGroup ACTIONGROUP_RL;
        
        // A static block to initialize the predefined action groups
        static {
                // For admin
                ACTIONGROUP_CRUDL = new ActionGroup();
                ACTIONGROUP_CRUDL.name = ACTIONGROUP_CRUDL_NAME;
                ACTIONGROUP_CRUDL.actions = ACTIONSET_CRUDL;
                // For reader
                ACTIONGROUP_RL = new ActionGroup();
                ACTIONGROUP_RL.name = ACTIONGROUP_RL_NAME;
                ACTIONGROUP_RL.actions = ACTIONSET_RL;

        }
        
    final static Logger logger = LoggerFactory.getLogger(AuthorizationCommon.class);

    final public static String ROLE_TENANT_ADMINISTRATOR = "TENANT_ADMINISTRATOR";
    final public static String ROLE_TENANT_READER = "TENANT_READER";
        
    public static final String TENANT_MANAGER_USER = "tenantManager"; 
    public static final String TENANT_MANAGER_SCREEN_NAME = TENANT_MANAGER_USER; 
    public static final String DEFAULT_TENANT_MANAGER_PASSWORD = "manage"; 
    public static final String DEFAULT_TENANT_MANAGER_EMAIL = "tenantManager@collectionspace.org"; 
    
    public static final String TENANT_ADMIN_ACCT_PREFIX = "admin@"; 
    public static final String TENANT_READER_ACCT_PREFIX = "reader@"; 
    public static final String ROLE_PREFIX = "ROLE_"; 
    public static final String TENANT_ADMIN_ROLE_SUFFIX = "_TENANT_ADMINISTRATOR"; 
    public static final String TENANT_READER_ROLE_SUFFIX = "_TENANT_READER"; 
    public static final String DEFAULT_ADMIN_PASSWORD = "Administrator";
    public static final String DEFAULT_READER_PASSWORD = "reader";
    
    // SQL for init tasks
        final private static String INSERT_ACCOUNT_ROLE_SQL_MYSQL = 
                        "INSERT INTO accounts_roles(account_id, user_id, role_id, role_name, created_at)"
                                        +" VALUES(?, ?, ?, ?, now())";
        final private static String INSERT_ACCOUNT_ROLE_SQL_POSTGRES =
                        "INSERT INTO accounts_roles(HJID, account_id, user_id, role_id, role_name, created_at)"
                                        +" VALUES(nextval('hibernate_sequence'), ?, ?, ?, ?, now())";
        final private static String QUERY_USERS_SQL = 
                "SELECT username FROM users WHERE username LIKE '"
                        +TENANT_ADMIN_ACCT_PREFIX+"%' OR username LIKE '"+TENANT_READER_ACCT_PREFIX+"%'";
        final private static String INSERT_USER_SQL = 
                        "INSERT INTO users (username,passwd, created_at) VALUES (?,?, now())";
        final private static String INSERT_ACCOUNT_SQL = 
                        "INSERT INTO accounts_common "
                                        + "(csid, email, userid, status, screen_name, metadata_protection, roles_protection, created_at) "
                                        + "VALUES (?,?,?,'ACTIVE',?, 'immutable', 'immutable', now())";
        
        // TENANT MANAGER specific SQL
        final private static String QUERY_TENANT_MGR_USER_SQL = 
                "SELECT username FROM users WHERE username = '"+TENANT_MANAGER_USER+"'";
        final private static String GET_TENANT_MGR_ROLE_SQL =
                        "SELECT csid from roles WHERE tenant_id='" + AuthN.ALL_TENANTS_MANAGER_TENANT_ID + "' and rolename=?";


    public static Role getRole(String tenantId, String displayName) {
        Role role = null;
        
        String roleName = AuthorizationCommon.getQualifiedRoleName(tenantId, displayName);
        role = AuthorizationStore.getRoleByName(roleName, tenantId);
        
        return role;
    }
    
    public static Role getRole(EntityManager em, String tenantId, String displayName) {
        Role role = null;
        
        String roleName = AuthorizationCommon.getQualifiedRoleName(tenantId, displayName);
        role = AuthorizationStore.getRoleByName(em, roleName, tenantId);
        
        return role;
    }
    
    
    public static Role createRole(String tenantId, String name, String description) {
        return createRole(tenantId, name, description, false /* mutable by default */);
    }
    
    public static Role createRole(String tenantId, String name, String description, boolean immutable) {
        Role role = new Role();
        
        role.setCreatedAtItem(new Date());
        role.setDisplayName(name);
        String roleName = AuthorizationCommon.getQualifiedRoleName(tenantId, name);     
        role.setRoleName(roleName);
        String id = UUID.randomUUID().toString(); //FIXME: The qualified role name should be unique enough to use as an ID/key
        role.setCsid(id);
                role.setDescription(description);
        role.setTenantId(tenantId);
        if (immutable == true) {
                role.setMetadataProtection(RoleClient.IMMUTABLE);
                role.setPermsProtection(RoleClient.IMMUTABLE);
        }
        
        return role;
    }
    
    /**
     * Add permission to the Spring Security tables
     * with assumption that resource is of type URI
     * @param permission configuration
     */
    public static void addPermissionsForUri(Permission perm,
            PermissionRole permRole) throws PermissionException {
        //
        // First check the integrity of the incoming arguments.
        //
        if (!perm.getCsid().equals(permRole.getPermission().get(0).getPermissionId())) {
            throw new IllegalArgumentException("permission ids do not"
                    + " match for role=" + permRole.getRole().get(0).getRoleName()
                    + " with permissionId=" + permRole.getPermission().get(0).getPermissionId()
                    + " for permission with csid=" + perm.getCsid());
        }
        
        List<String> principals = new ArrayList<String>();        
        for (RoleValue roleValue : permRole.getRole()) {
            principals.add(roleValue.getRoleName());
        }
        List<PermissionAction> permActions = perm.getAction();
        for (PermissionAction permAction : permActions) {
                try {
                    CSpaceAction action = URIResourceImpl.getAction(permAction.getName()); 
                    URIResourceImpl uriRes = new URIResourceImpl(perm.getTenantId(),
                            perm.getResourceName(), action);
                    boolean grant = perm.getEffect().equals(EffectType.PERMIT) ? true : false;
                    AuthZ.get().addPermissions(uriRes, principals.toArray(new String[0]), grant);//CSPACE-4967
                } catch (PermissionException e) {
                        //
                        // Only throw the exception if it is *not* an already-exists exception
                        //
                        if (e.getCause() instanceof AlreadyExistsException == false) {
                                throw e;
                        }
                }
        }
    }
    
    private static Connection getConnection(String databaseName) throws NamingException, SQLException {
        return JDBCTools.getConnection(JDBCTools.CSPACE_DATASOURCE_NAME,
                        databaseName);
    }
    
    /*
     * Spring security seems to require that all of our role names start
     * with the ROLE_PREFIX string.
     */
    public static String getQualifiedRoleName(String tenantId, String name) {
        String result = name;
        
        String qualifiedName = ROLE_PREFIX + tenantId.toUpperCase() + "_" + name.toUpperCase();         
        if (name.equals(qualifiedName) == false) {
                result = qualifiedName;
        }
        
        return result;
    }
        
    private static ActionGroup getActionGroup(String actionGroupStr) {
        ActionGroup result = null;
        
        if (actionGroupStr.equalsIgnoreCase(ACTIONGROUP_CRUDL_NAME)) {
                result = ACTIONGROUP_CRUDL;
        } else if (actionGroupStr.equalsIgnoreCase(ACTIONGROUP_RL_NAME)) {
                result = ACTIONGROUP_RL;
        }
        
        return result;
    }
    
    public static Permission createPermission(String tenantId,
                String resourceName,
                String description,
                String actionGroupStr) {
        Permission result = null;
        
        ActionGroup actionGroup = getActionGroup(actionGroupStr);
        result = createPermission(tenantId, resourceName, description, actionGroup);
        
        return result;
    }
    
    private static Permission createPermission(String tenantId,
                String resourceName,
                String description,
                ActionGroup actionGroup) {
        String id = tenantId
                        + "-" + resourceName.replace('/', '_') // Remove the slashes so the ID can be used in a URI/URL
                        + "-" + actionGroup.name;
        Permission perm = new Permission();
        perm.setCsid(id);
        perm.setDescription(description);
        perm.setCreatedAtItem(new Date());
        perm.setResourceName(resourceName.toLowerCase().trim());
        perm.setEffect(EffectType.PERMIT);
        perm.setTenantId(tenantId);
        
        perm.setActionGroup(actionGroup.name);
        ArrayList<PermissionAction> pas = new ArrayList<PermissionAction>();
        perm.setAction(pas);
        for (ActionType actionType : actionGroup.actions) {
                PermissionAction permAction = createPermissionAction(perm, actionType);
                pas.add(permAction);
        }
        
        return perm;
    }
    
    private static Permission createWorkflowPermission(TenantBindingType tenantBinding,
                ServiceBindingType serviceBinding,
                String transitionVerb,
                ActionGroup actionGroup)
    {
        Permission result = null;
        String workFlowServiceSuffix;
        String transitionName;
        if (transitionVerb != null) {
                transitionName = transitionVerb;
                workFlowServiceSuffix = WorkflowClient.SERVICE_AUTHZ_SUFFIX;
        } else {
                transitionName = ""; //since the transitionDef was null, we're assuming that this is the base workflow permission to be created                 
                workFlowServiceSuffix = WorkflowClient.SERVICE_PATH;
        }
        
        String tenantId = tenantBinding.getId();
        String resourceName = "/"
                        + serviceBinding.getName().toLowerCase().trim()
                        + workFlowServiceSuffix
                        + transitionName;
        String description = "A generated workflow permission for actiongroup " + actionGroup.name;
        result = createPermission(tenantId, resourceName, description, actionGroup);
        
        if (logger.isDebugEnabled() == true) {
                logger.debug("Generated a workflow permission: "
                                + result.getResourceName()
                                + ":" + transitionName
                                + ":" + "tenant id=" + result.getTenantId()
                                + ":" + actionGroup.name);
        }
        
        return result;
    }
    
    private static PermissionRole createPermissionRole(EntityManager em,
                Permission permission,
                Role role,
                boolean enforceTenancy) throws Exception
    {
        PermissionRole permRole = new PermissionRole();
        // Check to see if the tenant ID of the permission and the tenant ID of the role match
        boolean tenantIdsMatch = role.getTenantId().equalsIgnoreCase(permission.getTenantId());
        if (tenantIdsMatch == false && enforceTenancy == false) {
                tenantIdsMatch = true; // If we don't need to enforce tenancy then we'll just consider them matched.
        }
                        
                if (tenantIdsMatch == true) {
                permRole.setSubject(SubjectType.ROLE);
                //
                // Set of the permission value list of the permrole
                //
                List<PermissionValue> permValues = new ArrayList<PermissionValue>();
                PermissionValue permValue = new PermissionValue();
                permValue.setPermissionId(permission.getCsid());
                permValue.setResourceName(permission.getResourceName().toLowerCase());
                permValue.setActionGroup(permission.getActionGroup());
                permValues.add(permValue);
                permRole.setPermission(permValues);
                //
                // Set of the role value list of the permrole
                //
                List<RoleValue> roleValues = new ArrayList<RoleValue>();
                RoleValue rv = new RoleValue();
            // This needs to use the qualified name, not the display name
            rv.setRoleName(role.getRoleName());
            rv.setRoleId(role.getCsid());
            roleValues.add(rv);
            permRole.setRole(roleValues);
                } else {
                String errMsg = "The tenant ID of the role: " + role.getTenantId()
                                + " did not match the tenant ID of the permission: " + permission.getTenantId();
                throw new Exception(errMsg);
                }
        
        return permRole;
    }
    
    private static Hashtable<String, String> getTenantNamesFromConfig(TenantBindingConfigReaderImpl tenantBindingConfigReader) {

        // Note that this only handles tenants not marked as "createDisabled"
        Hashtable<String, TenantBindingType> tenantBindings =
                        tenantBindingConfigReader.getTenantBindings();
        Hashtable<String, String> tenantInfo = new Hashtable<String, String>();
        for (TenantBindingType tenantBinding : tenantBindings.values()) {
                String tId = tenantBinding.getId();
                String tName = tenantBinding.getName();
                tenantInfo.put(tId, tName);
                if (logger.isDebugEnabled()) {
                        logger.debug("getTenantNamesFromConfig found configured tenant id: "+tId+" name: "+tName);
                }
        }
        return tenantInfo;
    }
    
    private static ArrayList<String> compileExistingTenants(Connection conn, Hashtable<String, String> tenantInfo)
        throws SQLException, Exception {
        Statement stmt = null;
        ArrayList<String> existingTenants = new ArrayList<String>();
        // First find or create the tenants
        final String queryTenantSQL = "SELECT id,name FROM tenants";
        try {
                stmt = conn.createStatement();
                ResultSet rs = stmt.executeQuery(queryTenantSQL);
                while (rs.next()) {
                        String tId = rs.getString("id");
                        String tName = rs.getString("name");
                        if(tenantInfo.containsKey(tId)) {
                                existingTenants.add(tId);
                                if(!tenantInfo.get(tId).equalsIgnoreCase(tName)) {
                                        logger.warn("Configured name for tenant: "
                                                        +tId+" in repository: "+tName
                                                        +" does not match config'd name: "+ tenantInfo.get(tId));
                                }
                        }
                }
                rs.close();
        } catch(Exception e) {
                throw e;
        } finally {
                if(stmt!=null)
                        stmt.close();
        }

        return existingTenants;
    }
    
    private static void createMissingTenants(Connection conn, Hashtable<String, String> tenantInfo,
                ArrayList<String> existingTenants) throws SQLException, Exception {
                // Need to define and look for a createDisabled attribute in tenant config
        final String insertTenantSQL = 
                "INSERT INTO tenants (id,name,authorities_initialized,disabled,created_at) VALUES (?,?,FALSE,FALSE,now())";
        PreparedStatement pstmt = null;
        try {
                pstmt = conn.prepareStatement(insertTenantSQL); // create a statement
                for(String tId : tenantInfo.keySet()) {
                        if(existingTenants.contains(tId)) {
                                if (logger.isDebugEnabled()) {
                                        logger.debug("createMissingTenants: tenant exists (skipping): "
                                                        +tenantInfo.get(tId));
                                }
                                continue;
                        }
                        pstmt.setString(1, tId);                                        // set id param
                        pstmt.setString(2, tenantInfo.get(tId));        // set name param
                        if (logger.isDebugEnabled()) {
                                logger.debug("createMissingTenants adding entry for tenant: "+tId);
                        }
                        pstmt.executeUpdate();
                }
                pstmt.close();
        } catch(Exception e) {
                throw e;
        } finally {
                if(pstmt!=null)
                        pstmt.close();
        }
    }
    
    private static ArrayList<String> findOrCreateDefaultUsers(Connection conn, Hashtable<String, String> tenantInfo) 
                throws SQLException, Exception {
        // Second find or create the users
        Statement stmt = null;
        PreparedStatement pstmt = null;
        ArrayList<String> usersInRepo = new ArrayList<String>();
        try {
                stmt = conn.createStatement();
                ResultSet rs = stmt.executeQuery(QUERY_USERS_SQL);
                while (rs.next()) {
                        String uName = rs.getString("username");
                        usersInRepo.add(uName);
                }
                rs.close();
                pstmt = conn.prepareStatement(INSERT_USER_SQL); // create a statement
                for(String tName : tenantInfo.values()) {
                        String adminAcctName = getDefaultAdminUserID(tName);
                        if(!usersInRepo.contains(adminAcctName)) {
                                String secEncPasswd = SecurityUtils.createPasswordHash(
                                                adminAcctName, DEFAULT_ADMIN_PASSWORD);
                                pstmt.setString(1, adminAcctName);      // set username param
                                pstmt.setString(2, secEncPasswd);       // set passwd param
                                if (logger.isDebugEnabled()) {
                                        logger.debug("createDefaultUsersAndAccounts adding user: "
                                                        +adminAcctName+" for tenant: "+tName);
                                }
                                pstmt.executeUpdate();
                        } else if (logger.isDebugEnabled()) {
                                logger.debug("createDefaultUsersAndAccounts: user: "+adminAcctName
                                                +" already exists - skipping.");
                        }


                        String readerAcctName =  getDefaultReaderUserID(tName);
                        if(!usersInRepo.contains(readerAcctName)) {
                                String secEncPasswd = SecurityUtils.createPasswordHash(
                                                readerAcctName, DEFAULT_READER_PASSWORD);
                                pstmt.setString(1, readerAcctName);     // set username param
                                pstmt.setString(2, secEncPasswd);       // set passwd param
                                if (logger.isDebugEnabled()) {
                                        logger.debug("createDefaultUsersAndAccounts adding user: "
                                                        +readerAcctName+" for tenant: "+tName);
                                }
                                pstmt.executeUpdate();
                        } else if (logger.isDebugEnabled()) {
                                logger.debug("createDefaultUsersAndAccounts: user: "+readerAcctName
                                                +" already exists - skipping.");
                        }
                }
                pstmt.close();
        } catch(Exception e) {
                throw e;
        } finally {
                if(stmt!=null)
                        stmt.close();
                if(pstmt!=null)
                        pstmt.close();
        }
        return usersInRepo;
    }
    
    private static void findOrCreateDefaultAccounts(Connection conn, Hashtable<String, String> tenantInfo,
                ArrayList<String> usersInRepo,
                Hashtable<String, String> tenantAdminAcctCSIDs, Hashtable<String, String> tenantReaderAcctCSIDs) 
                        throws SQLException, Exception {
        // Third, create the accounts. Assume that if the users were already there,
        // then the accounts were as well
        PreparedStatement pstmt = null;
        try {
                pstmt = conn.prepareStatement(INSERT_ACCOUNT_SQL); // create a statement
                for(String tId : tenantInfo.keySet()) {
                        String tName = tenantInfo.get(tId);
                        String adminCSID = UUID.randomUUID().toString();
                        tenantAdminAcctCSIDs.put(tId, adminCSID);
                        String adminAcctName =  getDefaultAdminUserID(tName);
                        if(!usersInRepo.contains(adminAcctName)) {
                                pstmt.setString(1, adminCSID);                  // set csid param
                                pstmt.setString(2, adminAcctName);      // set email param (bogus)
                                pstmt.setString(3, adminAcctName);      // set userid param
                                pstmt.setString(4, "Administrator");// set screen name param
                                if (logger.isDebugEnabled()) {
                                        logger.debug("createDefaultAccounts adding account: "
                                                        +adminAcctName+" for tenant: "+tName);
                                }
                                pstmt.executeUpdate();
                        } else if (logger.isDebugEnabled()) {
                                logger.debug("createDefaultAccounts: user: "+adminAcctName
                                                +" already exists - skipping account generation.");
                        }

                        String readerCSID = UUID.randomUUID().toString();       
                        tenantReaderAcctCSIDs.put(tId, readerCSID);
                        String readerAcctName =  getDefaultReaderUserID(tName);
                        if(!usersInRepo.contains(readerAcctName)) {
                                pstmt.setString(1, readerCSID);         // set csid param
                                pstmt.setString(2, readerAcctName);     // set email param (bogus)
                                pstmt.setString(3, readerAcctName);     // set userid param
                                pstmt.setString(4, "Reader");           // set screen name param
                                if (logger.isDebugEnabled()) {
                                        logger.debug("createDefaultAccounts adding account: "
                                                        +readerAcctName+" for tenant: "+tName);
                                }
                                pstmt.executeUpdate();
                        } else if (logger.isDebugEnabled()) {
                                logger.debug("createDefaultAccounts: user: "+readerAcctName
                                                +" already exists - skipping account creation.");
                        }
                }
                pstmt.close();
        } catch(Exception e) {
                throw e;
        } finally {
                if(pstmt!=null)
                        pstmt.close();
        }
    }
    
    private static boolean findOrCreateTenantManagerUserAndAccount(Connection conn) 
                        throws SQLException, Exception {
        // Find or create the special tenant manager account.
        // Later can make the user name for tenant manager be configurable, settable.
        Statement stmt = null;
        PreparedStatement pstmt = null;
        boolean created = false;
        try {
                boolean foundTMgrUser = false;
                stmt = conn.createStatement();
                ResultSet rs = stmt.executeQuery(QUERY_TENANT_MGR_USER_SQL);
                // Should only find one - only consider it
                if(rs.next()) {
                        String uName = rs.getString("username");
                        foundTMgrUser = uName.equals(TENANT_MANAGER_USER);
                }
                rs.close();
                if(!foundTMgrUser) {
                        pstmt = conn.prepareStatement(INSERT_USER_SQL); // create a statement
                        String secEncPasswd = SecurityUtils.createPasswordHash(
                                        TENANT_MANAGER_USER, DEFAULT_TENANT_MANAGER_PASSWORD);
                        pstmt.setString(1, TENANT_MANAGER_USER);        // set username param
                        pstmt.setString(2, secEncPasswd);       // set passwd param
                        if (logger.isDebugEnabled()) {
                                logger.debug("findOrCreateTenantManagerUserAndAccount adding tenant manager user: "
                                                +TENANT_MANAGER_USER);
                        }
                        pstmt.executeUpdate();
                pstmt.close();
                // Now create the account to match
                        pstmt = conn.prepareStatement(INSERT_ACCOUNT_SQL); // create a statement
                                pstmt.setString(1, AuthN.TENANT_MANAGER_ACCT_ID);                // set csid param
                                pstmt.setString(2, DEFAULT_TENANT_MANAGER_EMAIL);       // set email param (bogus)
                                pstmt.setString(3, TENANT_MANAGER_USER);        // set userid param
                                pstmt.setString(4, TENANT_MANAGER_SCREEN_NAME);// set screen name param
                                if (logger.isDebugEnabled()) {
                                        logger.debug("findOrCreateTenantManagerUserAndAccount adding tenant manager account: "
                                                        +TENANT_MANAGER_USER);
                                }
                                pstmt.executeUpdate();
                        pstmt.close();
                        created = true;
                } else if (logger.isDebugEnabled()) {
                        logger.debug("findOrCreateTenantManagerUserAndAccount: tenant manager: "+TENANT_MANAGER_USER
                                        +" already exists.");
                }
        } catch(Exception e) {
                throw e;
        } finally {
                if(stmt!=null)
                        stmt.close();
                if(pstmt!=null)
                        pstmt.close();
        }
        return created;
    }
    
    private static void bindDefaultAccountsToTenants(Connection conn, DatabaseProductType databaseProductType,
                Hashtable<String, String> tenantInfo, ArrayList<String> usersInRepo,
                Hashtable<String, String> tenantAdminAcctCSIDs, Hashtable<String, String> tenantReaderAcctCSIDs) 
                        throws SQLException, Exception {
        // Fourth, bind accounts to tenants. Assume that if the users were already there,
        // then the accounts were bound to tenants correctly
        PreparedStatement pstmt = null;
        try {
                String insertAccountTenantSQL;
                if (databaseProductType == DatabaseProductType.MYSQL) {
                        insertAccountTenantSQL =
                                        "INSERT INTO accounts_tenants (TENANTS_ACCOUNTS_COMMON_CSID,tenant_id) "
                                                        + " VALUES(?, ?)";
                } else if (databaseProductType == DatabaseProductType.POSTGRESQL) {
                        insertAccountTenantSQL =
                                        "INSERT INTO accounts_tenants (HJID, TENANTS_ACCOUNTS_COMMON_CSID,tenant_id) "
                                                        + " VALUES(nextval('hibernate_sequence'), ?, ?)";
                } else {
                        throw new Exception("Unrecognized database system.");
                }
                pstmt = conn.prepareStatement(insertAccountTenantSQL); // create a statement
                for(String tId : tenantInfo.keySet()) {
                        String tName = tenantInfo.get(tId);
                        if(!usersInRepo.contains(getDefaultAdminUserID(tName))) {
                                String adminAcct = tenantAdminAcctCSIDs.get(tId);
                                pstmt.setString(1, adminAcct);          // set acct CSID param
                                pstmt.setString(2, tId);                        // set tenant_id param
                                if (logger.isDebugEnabled()) {
                                        logger.debug("createDefaultAccounts binding account id: "
                                                        +adminAcct+" to tenant id: "+tId);
                                }
                                pstmt.executeUpdate();
                        }
                        if(!usersInRepo.contains(getDefaultReaderUserID(tName))) {
                                String readerAcct = tenantReaderAcctCSIDs.get(tId);
                                pstmt.setString(1, readerAcct);         // set acct CSID param
                                pstmt.setString(2, tId);                        // set tenant_id param
                                if (logger.isDebugEnabled()) {
                                        logger.debug("createDefaultAccounts binding account id: "
                                                        +readerAcct+" to tenant id: "+tId);
                                }
                                pstmt.executeUpdate();
                        }
                }
                pstmt.close();
        } catch(Exception e) {
                throw e;
        } finally {
                if(pstmt!=null)
                        pstmt.close();
        }
    }
    
    
    private static String findOrCreateDefaultRoles(Connection conn, Hashtable<String, String> tenantInfo,
                Hashtable<String, String> tenantAdminRoleCSIDs, Hashtable<String, String> tenantReaderRoleCSIDs) 
                        throws SQLException, Exception {
        // Fifth, fetch and save the default roles
                String springAdminRoleCSID = null;
        Statement stmt = null;
        PreparedStatement pstmt = null;
        try {
                final String querySpringRole = 
                                "SELECT csid from roles WHERE rolename='"+AuthN.ROLE_SPRING_ADMIN_NAME+"'";
                stmt = conn.createStatement();
                ResultSet rs = stmt.executeQuery(querySpringRole);
                if(rs.next()) {
                        springAdminRoleCSID = rs.getString(1);
                        if (logger.isDebugEnabled()) {
                                logger.debug("createDefaultAccounts found Spring Admin role: "
                                                +springAdminRoleCSID);
                        }
                } else {
                        final String insertSpringAdminRoleSQL =
                                        "INSERT INTO roles (csid, rolename, displayName, rolegroup, created_at, tenant_id) "
                                                        + "VALUES ('-1', 'ROLE_SPRING_ADMIN', 'SPRING_ADMIN', 'Spring Security Administrator', now(), '0')";
                        stmt.executeUpdate(insertSpringAdminRoleSQL);
                        springAdminRoleCSID = "-1";
                        if (logger.isDebugEnabled()) {
                                logger.debug("createDefaultAccounts CREATED Spring Admin role: "
                                                +springAdminRoleCSID);
                        }
                }
                rs.close();
                final String getRoleCSIDSql =
                                "SELECT csid from roles WHERE tenant_id=? and rolename=?";
                pstmt = conn.prepareStatement(getRoleCSIDSql); // create a statement
                rs = null;
                for(String tId : tenantInfo.keySet()) {
                        pstmt.setString(1, tId);                                                // set tenant_id param
                        pstmt.setString(2, getDefaultAdminRole(tId));   // set rolename param
                        rs = pstmt.executeQuery();
                        // extract data from the ResultSet
                        if(!rs.next()) {
                                throw new RuntimeException("Cannot find role: "+getDefaultAdminRole(tId)
                                                +" for tenant id: "+tId+" in roles!");
                        }
                        String tenantAdminRoleCSID = rs.getString(1);
                        if (logger.isDebugEnabled()) {
                                logger.debug("createDefaultAccounts found role: "
                                                +getDefaultAdminRole(tId)+"("+tenantAdminRoleCSID
                                                +") for tenant id: "+tId);
                        }
                        tenantAdminRoleCSIDs.put(tId, tenantAdminRoleCSID);
                        pstmt.setString(1, tId);                                                // set tenant_id param
                        pstmt.setString(2, getDefaultReaderRole(tId));  // set rolename param
                        rs.close();
                        rs = pstmt.executeQuery();
                        // extract data from the ResultSet
                        if(!rs.next()) {
                                throw new RuntimeException("Cannot find role: "+getDefaultReaderRole(tId)
                                                +" for tenant id: "+tId+" in roles!");
                        }
                        String tenantReaderRoleCSID = rs.getString(1);
                        if (logger.isDebugEnabled()) {
                                logger.debug("createDefaultAccounts found role: "
                                                +getDefaultReaderRole(tId)+"("+tenantReaderRoleCSID
                                                +") for tenant id: "+tId);
                        }
                        tenantReaderRoleCSIDs.put(tId, tenantReaderRoleCSID);
                        rs.close();
                }
                pstmt.close();
        } catch(Exception e) {
                throw e;
        } finally {
                if(stmt!=null)
                        stmt.close();
                if(pstmt!=null)
                        pstmt.close();
        }
        return springAdminRoleCSID;
    }

    private static String findTenantManagerRole(Connection conn ) 
                        throws SQLException, RuntimeException, Exception {
                String tenantMgrRoleCSID = null;
        PreparedStatement pstmt = null;
        try {
                String rolename = getQualifiedRoleName(AuthN.ALL_TENANTS_MANAGER_TENANT_ID, 
                                AuthN.ROLE_ALL_TENANTS_MANAGER);                
                pstmt = conn.prepareStatement(GET_TENANT_MGR_ROLE_SQL); // create a statement
                ResultSet rs = null;
                pstmt.setString(1, rolename);   // set rolename param
                rs = pstmt.executeQuery();
                if(rs.next()) {
                        tenantMgrRoleCSID = rs.getString(1);
                        if (logger.isDebugEnabled()) {
                                logger.debug("findTenantManagerRole found Tenant Mgr role: "
                                                +tenantMgrRoleCSID);
                        }
                }
                rs.close();
        } catch(Exception e) {
                throw e;
        } finally {
                if(pstmt!=null)
                        pstmt.close();
        }
        if(tenantMgrRoleCSID==null)
                throw new RuntimeException("findTenantManagerRole: Cound not find tenant Manager Role!");
        return tenantMgrRoleCSID;
    }

    private static void bindAccountsToRoles(Connection conn,  DatabaseProductType databaseProductType,
                Hashtable<String, String> tenantInfo, ArrayList<String> usersInRepo,
                String springAdminRoleCSID,
                Hashtable<String, String> tenantAdminRoleCSIDs, Hashtable<String, String> tenantReaderRoleCSIDs,
                Hashtable<String, String> tenantAdminAcctCSIDs, Hashtable<String, String> tenantReaderAcctCSIDs) 
                        throws SQLException, Exception {
        // Sixth, bind the accounts to roles. If the users already existed,
        // we'll assume they were set up correctly.
        PreparedStatement pstmt = null;
        try {
                String insertAccountRoleSQL;
                if (databaseProductType == DatabaseProductType.MYSQL) {
                        insertAccountRoleSQL = INSERT_ACCOUNT_ROLE_SQL_MYSQL;
                } else if (databaseProductType == DatabaseProductType.POSTGRESQL) {
                        insertAccountRoleSQL = INSERT_ACCOUNT_ROLE_SQL_POSTGRES;
                } else {
                        throw new Exception("Unrecognized database system.");
                }
                if (logger.isDebugEnabled()) {
                        logger.debug("createDefaultAccounts binding accounts to roles with SQL:\n"
                                        +insertAccountRoleSQL);
                }
                pstmt = conn.prepareStatement(insertAccountRoleSQL); // create a statement
                for(String tId : tenantInfo.keySet()) {
                        String adminUserId =  getDefaultAdminUserID(tenantInfo.get(tId));
                        if(!usersInRepo.contains(adminUserId)) {
                                String adminAcct = tenantAdminAcctCSIDs.get(tId);
                                String adminRoleId = tenantAdminRoleCSIDs.get(tId);
                                pstmt.setString(1, adminAcct);          // set acct CSID param
                                pstmt.setString(2, adminUserId);        // set user_id param
                                pstmt.setString(3, adminRoleId);        // set role_id param
                                pstmt.setString(4, getDefaultAdminRole(tId));   // set rolename param
                                if (logger.isDebugEnabled()) {
                                        logger.debug("createDefaultAccounts binding account: "
                                                        +adminUserId+" to Admin role("+adminRoleId
                                                        +") for tenant id: "+tId);
                                }
                                pstmt.executeUpdate();
                                // Now add the Spring Admin Role to the admin accounts
                                pstmt.setString(3, springAdminRoleCSID);        // set role_id param
                                pstmt.setString(4, AuthN.ROLE_SPRING_ADMIN_NAME);               // set rolename param
                                if (logger.isDebugEnabled()) {
                                        logger.debug("createDefaultAccounts binding account: "
                                                        +adminUserId+" to Spring Admin role: "+springAdminRoleCSID);
                                }
                                pstmt.executeUpdate();
                        }
                        String readerUserId = getDefaultReaderUserID(tenantInfo.get(tId));
                        if(!usersInRepo.contains(readerUserId)) {
                                String readerAcct = tenantReaderAcctCSIDs.get(tId);
                                String readerRoleId = tenantReaderRoleCSIDs.get(tId);
                                pstmt.setString(1, readerAcct);         // set acct CSID param
                                pstmt.setString(2, readerUserId);       // set user_id param
                                pstmt.setString(3, readerRoleId);       // set role_id param
                                pstmt.setString(4, getDefaultReaderRole(tId));  // set rolename param
                                if (logger.isDebugEnabled()) {
                                        logger.debug("createDefaultAccounts binding account: "
                                                        +readerUserId+" to Reader role("+readerRoleId
                                                        +") for tenant id: "+tId);
                                }
                                pstmt.executeUpdate();
                        }
                }
                pstmt.close();
        } catch(Exception e) {
                throw e;
        } finally {
                if(pstmt!=null)
                        pstmt.close();
        }
    }
    
    private static void bindTenantManagerAccountRole(Connection conn,  DatabaseProductType databaseProductType,
                String tenantManagerUserID, String tenantManagerAccountID, String tenantManagerRoleID, String tenantManagerRoleName ) 
                        throws SQLException, Exception {
        PreparedStatement pstmt = null;
        try {
                String insertAccountRoleSQL;
                if (databaseProductType == DatabaseProductType.MYSQL) {
                        insertAccountRoleSQL = INSERT_ACCOUNT_ROLE_SQL_MYSQL;
                } else if (databaseProductType == DatabaseProductType.POSTGRESQL) {
                        insertAccountRoleSQL = INSERT_ACCOUNT_ROLE_SQL_POSTGRES;
                } else {
                        throw new Exception("Unrecognized database system.");
                }
                if (logger.isDebugEnabled()) {
                        logger.debug("bindTenantManagerAccountRole binding account to role with SQL:\n"
                                        +insertAccountRoleSQL);
                }
                pstmt = conn.prepareStatement(insertAccountRoleSQL); // create a statement
                pstmt.setString(1, tenantManagerAccountID);             // set acct CSID param
                pstmt.setString(2, tenantManagerUserID);        // set user_id param
                pstmt.setString(3, tenantManagerRoleID);        // set role_id param
                pstmt.setString(4, tenantManagerRoleName);      // set rolename param
                if (logger.isDebugEnabled()) {
                        logger.debug("bindTenantManagerAccountRole binding user: "
                                        +tenantManagerUserID+" to Admin role("+tenantManagerRoleName+")");
                }
                pstmt.executeUpdate();
                /* At this point, tenant manager should not need the Spring Admin Role
                pstmt.setString(3, springAdminRoleCSID);        // set role_id param
                pstmt.setString(4, SPRING_ADMIN_ROLE);          // set rolename param
                if (logger.isDebugEnabled()) {
                        logger.debug("createDefaultAccounts binding account: "
                                        +adminUserId+" to Spring Admin role: "+springAdminRoleCSID);
                }
                pstmt.executeUpdate();
                */
                pstmt.close();
        } catch(Exception e) {
                throw e;
        } finally {
                if(pstmt!=null)
                        pstmt.close();
        }
    }
    
    public static void createDefaultAccounts(
                TenantBindingConfigReaderImpl tenantBindingConfigReader,
                DatabaseProductType databaseProductType,
                String cspaceDatabaseName) throws Exception {

        logger.debug("ServiceMain.createDefaultAccounts starting...");
        
        Hashtable<String, String> tenantInfo = getTenantNamesFromConfig(tenantBindingConfigReader);
        Connection conn = null;
        // TODO - need to put in tests for existence first.
        // We could just look for the accounts per tenant up front, and assume that
        // the rest is there if the accounts are.
        // Could add a sql script to remove these if need be - Spring only does roles, 
        // and we're not touching that, so we could safely toss the 
        // accounts, users, account-tenants, account-roles, and start over.
        try {
                conn = getConnection(cspaceDatabaseName);
                ArrayList<String> existingTenants = compileExistingTenants(conn, tenantInfo);
                
                // Note that this only creates tenants not marked as "createDisabled"
                createMissingTenants(conn, tenantInfo, existingTenants);
                
                ArrayList<String> usersInRepo = findOrCreateDefaultUsers(conn, tenantInfo);
                
                Hashtable<String, String> tenantAdminAcctCSIDs = new Hashtable<String, String>();
                Hashtable<String, String> tenantReaderAcctCSIDs = new Hashtable<String, String>();
                findOrCreateDefaultAccounts(conn, tenantInfo, usersInRepo,
                                tenantAdminAcctCSIDs, tenantReaderAcctCSIDs);

                bindDefaultAccountsToTenants(conn, databaseProductType, tenantInfo, usersInRepo,
                                tenantAdminAcctCSIDs, tenantReaderAcctCSIDs);
                
                Hashtable<String, String> tenantAdminRoleCSIDs = new Hashtable<String, String>();
                Hashtable<String, String> tenantReaderRoleCSIDs = new Hashtable<String, String>();
                String springAdminRoleCSID = findOrCreateDefaultRoles(conn, tenantInfo,
                                tenantAdminRoleCSIDs, tenantReaderRoleCSIDs);
                
                bindAccountsToRoles(conn,  databaseProductType,
                                tenantInfo, usersInRepo, springAdminRoleCSID,
                                tenantAdminRoleCSIDs, tenantReaderRoleCSIDs,
                                tenantAdminAcctCSIDs, tenantReaderAcctCSIDs);
                
                boolean createdTenantMgrAccount = findOrCreateTenantManagerUserAndAccount(conn);
                if(createdTenantMgrAccount) {
                        // If we created the account, we need to create the bindings. Otherwise, assume they
                        // are all set (from previous initialization).
                        String tenantManagerRoleCSID = findTenantManagerRole(conn);
                        bindTenantManagerAccountRole(conn, databaseProductType, 
                                        TENANT_MANAGER_USER, AuthN.TENANT_MANAGER_ACCT_ID, 
                                        tenantManagerRoleCSID, AuthN.ROLE_ALL_TENANTS_MANAGER);
                }
        } catch (Exception e) {
                        logger.debug("Exception in createDefaultAccounts: " + e.getLocalizedMessage());
                throw e;
                } finally {
                        try {
                                if (conn != null)
                                        conn.close();
                        } catch (SQLException sqle) {
                                if (logger.isDebugEnabled()) {
                                        logger.debug("SQL Exception closing statement/connection: " + sqle.getLocalizedMessage());
                                }
                        }
                }       
    }
    
    private static String getDefaultAdminRole(String tenantId) {
        return ROLE_PREFIX+tenantId+TENANT_ADMIN_ROLE_SUFFIX;
    }
    
    private static String getDefaultReaderRole(String tenantId) {
        return ROLE_PREFIX+tenantId+TENANT_READER_ROLE_SUFFIX;
    }
    
    private static String getDefaultAdminUserID(String tenantName) {
        return TENANT_ADMIN_ACCT_PREFIX+tenantName;
    }
    
    private static String getDefaultReaderUserID(String tenantName) {
        return TENANT_READER_ACCT_PREFIX+tenantName;
    }
    
        static public PermissionAction createPermissionAction(Permission perm,
                        ActionType actionType) {
        PermissionAction pa = new PermissionAction();

            CSpaceAction action = URIResourceImpl.getAction(actionType);
            URIResourceImpl uriRes = new URIResourceImpl(perm.getTenantId(),
                    perm.getResourceName(), action);
            pa.setName(actionType);
            pa.setObjectIdentity(uriRes.getHashedId().toString());
            pa.setObjectIdentityResource(uriRes.getId());
            
            return pa;
        }

        static public PermissionAction update(Permission perm, PermissionAction permAction) {
        PermissionAction pa = new PermissionAction();

            CSpaceAction action = URIResourceImpl.getAction(permAction.getName());
            URIResourceImpl uriRes = new URIResourceImpl(perm.getTenantId(),
                    perm.getResourceName(), action);
            pa.setObjectIdentity(uriRes.getHashedId().toString());
            pa.setObjectIdentityResource(uriRes.getId());
            
            return pa;
        }
        
        private static HashSet<String> getTransitionVerbList(TenantBindingType tenantBinding, ServiceBindingType serviceBinding) {
                HashSet<String> result = new HashSet<String>();
                
                TransitionDefList transitionDefList = getTransitionDefList(tenantBinding, serviceBinding);
        for (TransitionDef transitionDef : transitionDefList.getTransitionDef()) {
                String transitionVerb = transitionDef.getName();
                String[] tokens = transitionVerb.split("_");  // Split the verb into words.  The workflow verbs are compound words combined with the '_' character.
                result.add(tokens[0]); // We only care about the first word.
        }

        return result;
        }
        
        private static TransitionDefList getTransitionDefList(TenantBindingType tenantBinding, ServiceBindingType serviceBinding) {
                TransitionDefList result = null;
                try {
                        String serviceObjectName = serviceBinding.getObject().getName();
                DocumentHandler docHandler = ServiceConfigUtils.createDocumentHandlerInstance(
                                tenantBinding, serviceBinding);
                Lifecycle lifecycle = docHandler.getLifecycle(serviceObjectName);
                if (lifecycle != null) {
                        result = lifecycle.getTransitionDefList();
                }
                } catch (Exception e) {
                        // Ignore this exception and return an empty non-null TransitionDefList
                }
                
                if (result == null) {
                        if (serviceBinding.getType().equalsIgnoreCase(ServiceBindingUtils.SERVICE_TYPE_SECURITY) == false) {
                                logger.debug("Could not retrieve a lifecycle transition definition list from: "
                                                + serviceBinding.getName()
                                                + " with tenant ID = "
                                                + tenantBinding.getId());
                        }
                        // return an empty list                 
                        result = new TransitionDefList();
                } else {
                        logger.debug("Successfully retrieved a lifecycle transition definition list from: "
                                        + serviceBinding.getName()
                                        + " with tenant ID = "
                                        + tenantBinding.getId());
                }
                
                return result;
        }
        
    public static void createDefaultWorkflowPermissions(TenantBindingConfigReaderImpl tenantBindingConfigReader) throws Exception //FIXME: REM - 4/11/2012 - Rename to createWorkflowPermissions
    {
        AuthZ.get().login(); //login to Spring Security manager
        
        EntityManagerFactory emf = JpaStorageUtils.getEntityManagerFactory(JpaStorageUtils.CS_PERSISTENCE_UNIT);
        EntityManager em = null;

        try {
            em = emf.createEntityManager();

                Hashtable<String, TenantBindingType> tenantBindings =
                        tenantBindingConfigReader.getTenantBindings();
                for (String tenantId : tenantBindings.keySet()) {
                        logger.info(String.format("Creating/verifying workflow permissions for tenant ID=%s.", tenantId));
                        TenantBindingType tenantBinding = tenantBindings.get(tenantId);
                        Role adminRole = AuthorizationCommon.getRole(em, tenantBinding.getId(), ROLE_TENANT_ADMINISTRATOR);
                        Role readonlyRole = AuthorizationCommon.getRole(em, tenantBinding.getId(), ROLE_TENANT_READER);
                        
                        if (adminRole == null || readonlyRole == null) {
                                String msg = String.format("One or more of the required default CollectionSpace administrator roles is missing or was never created.  If you're setting up a new instance of CollectionSpace, shutdown the Tomcat server and run the 'ant import' command from the root/top level CollectionSpace 'Services' source directory.  Then try restarting Tomcat.");
                                logger.error(msg);
                                throw new RuntimeException("One or more of the required default CollectionSpace administrator roles is missing or was never created.");
                        }
                        
                        for (ServiceBindingType serviceBinding : tenantBinding.getServiceBindings()) {
                                String prop = ServiceBindingUtils.getPropertyValue(serviceBinding, REFRESH_AUTZ_PROP);
                                if (prop == null ? true : Boolean.parseBoolean(prop)) {
                                                try {
                                                em.getTransaction().begin();
                                                TransitionDefList transitionDefList = getTransitionDefList(tenantBinding, serviceBinding);
                                                HashSet<String> transitionVerbList = getTransitionVerbList(tenantBinding, serviceBinding);
                                                for (String transitionVerb : transitionVerbList) {
                                                        //
                                                        // Create the permission for the admin role
                                                        Permission adminPerm = createWorkflowPermission(tenantBinding, serviceBinding, transitionVerb, ACTIONGROUP_CRUDL);
                                                        persist(em, adminPerm, adminRole, true, ACTIONGROUP_CRUDL);
                                                        //
                                                        // Create the permission for the read-only role
                                                        Permission readonlyPerm = createWorkflowPermission(tenantBinding, serviceBinding, transitionVerb, ACTIONGROUP_RL);                                                      
                                                        persist(em, readonlyPerm, readonlyRole, true, ACTIONGROUP_RL); // Persist/store the permission and permrole records and related Spring Security info
                                                }
                                                em.getTransaction().commit();
                                        } catch (IllegalStateException e) {
                                                logger.debug(e.getLocalizedMessage(), e); //We end up here if there is no document handler for the service -this is ok for some of the services.
                                        }
                                } else {
                                        logger.warn("AuthZ refresh service binding property is set to FALSE so default permissions will NOT be refreshed for: "
                                                        + serviceBinding.getName());
                                }
                        }
                }
            em.close();
        } catch (Exception e) {
            if (em != null && em.getTransaction().isActive()) {
                em.getTransaction().rollback();
            }
            if (logger.isDebugEnabled()) {
                logger.debug("Caught exception and rolling back permission creation: ", e);
            }
            throw e;
        } finally {
            if (em != null) {
                JpaStorageUtils.releaseEntityManagerFactory(emf);
            }
        }
    }
    
    private static PermissionRoleRel findPermRoleRel(EntityManager em, String permissionId, String RoleId) {
        PermissionRoleRel result = null;
        
        try {
                String whereClause = "where permissionId = :id and roleId = :roleId";
                HashMap<String, Object> params = new HashMap<String, Object>();
                params.put("id", permissionId);
                params.put("roleId", RoleId);        
        
                result = (PermissionRoleRel) JpaStorageUtils.getEntity(em,
                                PermissionRoleRel.class.getCanonicalName(), whereClause, params);
        } catch (Exception e) {
                //Do nothing. Will return null;
        }
                
        return result;
    }
    
    /*
     * Persists the Permission, PermissionRoleRel, and Spring Security table entries all in one transaction
     */
    private static void persist(EntityManager em, Permission permission, Role role, boolean enforceTenancy, ActionGroup actionGroup) throws Exception {
                AuthorizationStore authzStore = new AuthorizationStore();
                // First persist the Permission record
                authzStore.store(em, permission);
                
                // If the PermRoleRel doesn't already exists then relate the permission and the role in a new PermissionRole (the service payload)
                // Create a PermissionRoleRel (the database relation table for the permission and role)
                PermissionRoleRel permRoleRel = findPermRoleRel(em, permission.getCsid(), role.getCsid());
                if (permRoleRel == null) {
                        PermissionRole permRole = createPermissionRole(em, permission, role, enforceTenancy);
                List<PermissionRoleRel> permRoleRels = new ArrayList<PermissionRoleRel>();
                PermissionRoleUtil.buildPermissionRoleRel(em, permRole, SubjectType.ROLE, permRoleRels, false /*not for delete*/);
                for (PermissionRoleRel prr : permRoleRels) {
                    authzStore.store(em, prr);
                }
                        Profiler profiler = new Profiler(AuthorizationCommon.class, 2);
                        profiler.start();
                        // Add a corresponding entry in the Spring Security Tables
                        addPermissionsForUri(permission, permRole);
                        profiler.stop();
                        logger.debug("Finished full perm generation for "
                                        + ":" + permission.getTenantId()
                                        + ":" + permission.getResourceName()
                                        + ":" + actionGroup.getName()
                                        + ":" + profiler.getCumulativeTime());
                }
        
    }
        
        public static boolean hasTokenExpired(EmailConfig emailConfig, Token token) throws NoSuchAlgorithmException {
                boolean result = false;
                
                int maxConfigSeconds = emailConfig.getPasswordResetConfig().getTokenExpirationSeconds().intValue();
                int maxTokenSeconds = token.getExpireSeconds().intValue();
                
                long createdTime = token.getCreatedAtItem().getTime();          
                long configExpirationTime = createdTime + maxConfigSeconds * 1000;              // the current tenant config for how long a token stays valid
                long tokenDefinedExirationTime = createdTime + maxTokenSeconds * 1000;  // the tenant config for how long a token stays valid when the token was created.
                
                if (configExpirationTime != tokenDefinedExirationTime) {
                        String msg = String.format("The configured expiration time for the token = '%s' changed from when the token was created.",
                                        token.getId());
                        logger.warn(msg);
                }
                //
                // Note: the current tenant bindings config for expiration takes precedence over the config used to create the token.
                //
                if (System.currentTimeMillis() >= configExpirationTime) {
                        result = true;
                }
                
                return result;
        }
                
        /*
         * Validate that the password reset configuration is correct.
         */
        private static String validatePasswordResetConfig(PasswordResetConfig passwordResetConfig) {
                String result = null;
                
                if (passwordResetConfig != null) {
                        result = passwordResetConfig.getMessage();
                        if (result == null || result.length() == 0) {
                                result = DEFAULT_PASSWORD_RESET_EMAIL_MESSAGE;
                                logger.warn("Could not find a password reset message in the tenant's configuration.  Using the default one");
                        }
                        
                        if (result.contains("{{link}}") == false) {
                                logger.warn("The tenant's password reset message does not contain a required '{{link}}' marker.");
                                result = null;
                        }
                        
                        if (passwordResetConfig.getLoginpage() == null || passwordResetConfig.getLoginpage().trim().isEmpty()) {
                                logger.warn("The tenant's password reset configuration is missing a 'loginpage' value.  It should be set to something like '/collectionspace/ui/core/html/index.html'.");
                                result = null;
                        }
                        
                    String subject = passwordResetConfig.getSubject();
                    if (subject == null || subject.trim().isEmpty()) {
                        passwordResetConfig.setSubject(DEFAULT_PASSWORD_RESET_EMAIL_SUBJECT);
                    }

                }
                
                return result;
        }
        
        /*
         * Generate a password reset message. Embeds an authorization token to reset a user's password.
         */
        public static String generatePasswordResetEmailMessage(EmailConfig emailConfig, AccountListItem accountListItem, Token token) throws Exception {
                String result = null;
                
                result = validatePasswordResetConfig(emailConfig.getPasswordResetConfig());
                if (result == null) {
                        String errMsg = String.format("The password reset configuration for the tenant ID='%s' is missing or malformed.  Could not initiate a password reset for user ID='%s. See the log files for more details.",
                                        token.getTenantId(), accountListItem.getEmail());
                        throw new Exception(errMsg);
                }
                
                String link = emailConfig.getBaseurl() + emailConfig.getPasswordResetConfig().getLoginpage() + "?token=" + token.getId();
                result = result.replaceAll("\\{\\{link\\}\\}", link);
                
                if (result.contains("{{greeting}}")) {
                        String greeting = accountListItem.getScreenName();
                        result = result.replaceAll("\\{\\{greeting\\}\\}", greeting);
                        result = result.replaceAll("\\\\n", "\\\n");
                        result = result.replaceAll("\\\\r", "\\\r");
                }                       
                
                return result;
        }
}