managerights.java

java 写的一个新闻发布系统

                } else {
                    JahiaGroup tmpGroup = (JahiaGroup)obj;
                    members += tmpGroup.getGroupname();
                }
                if (members.length() > 20) break;
                if (grpMembers.hasMoreElements()) members += ", ";
            }
            members += ")";
            members = JahiaString.adjustStringSize(members, 20);
            // Construct select option text
            String aclEntryStr = "g " + permStr + " " + provider + grpname + " " + members;
             // Construct select option value
            String value = "00000000" + permStr + grpname + "g" + groupKey;
            aclEntries.add(JahiaTools.replacePattern(value, " ", " "));
            aclEntries.add(JahiaTools.replacePattern(aclEntryStr, " ", " "));
        }
        engineMap.put("aclEntries", aclEntries);
        engineMap.put("selectUsrGrp", SelectUG_Engine.getInstance().renderLink(jParams, ""));
        engineMap.put("inheritance", new Integer(acl.getInheritance()));
        engineMap.put("fieldForm", ServicesRegistry.getInstance().
                                   getJahiaFetcherService().fetchServlet(jParams, JSP_FILE));
        return true;
    }

    /**
     *
     * @param jParams
     * @param engineMap
     * @param theACL
     * @return always true
     */
    private boolean update( ParamBean jParams, HashMap engineMap, JahiaBaseACL theACL )
    {
        // do nothin', baby
        JahiaConsole.println("ManageRights.update","Calling update, just setting updated flag");
        engineMap.put("rightsUpdated", new Boolean(true));
        return true;
    } // end update

    /**
     * Save all ACL entries modifications.
     * @param jParams       a Parambean object
     * @param engineMap     the engine parameters stored in a HashMap
     * @param acl           the ACL DB identifier from "jahia_acl" table
     * @return              true if save successful
     * @throws JahiaException
     */
    private boolean saveACLEntries(ParamBean jParams, HashMap engineMap, JahiaBaseACL acl)
    throws JahiaException
    {
        JahiaConsole.println(CLASS_NAME + ".saveACLEntries",
                             "Save ACL entries in ManageRights - AclID: " + acl.getID());
        // Check if the inheritance has to be permanently prevent or not.
        String cutRestAllInherit = jParams.getRequest().getParameter("cutRestAllInherit");
        if (cutRestAllInherit != null) { // Is the check box checked ?
            if (acl.getInheritance() == ACLInfo.INHERITANCE) { // Has it changed ?
                acl.setInheritance(ACLInfo.NO_INHERITANCE);
            }
        } else {
            if (acl.getInheritance() == ACLInfo.NO_INHERITANCE) { // Has the checkbox changed ?
                acl.setInheritance(ACLInfo.INHERITANCE);
            }
        }
        String[] submitedACLEntries = jParams.getRequest().getParameterValues("aclEntries");
        if (submitedACLEntries == null || submitedACLEntries[0].substring(0,4).equals("null")) {
            return true;
        }
        for (int i = 0; i < submitedACLEntries.length; i++) {
            if ("00000000".equals(submitedACLEntries[i].substring(0, 8))) {
                continue; // Don't do anything if no changes to the ACL entry.
            }
            // What kind of object has to be saved : user or group ?
            Object usr_grp;
            String usr_grpName;
            JahiaConsole.println(CLASS_NAME + ".saveACLEntries", "Submited ACL entry : " + submitedACLEntries[i]);
            if (submitedACLEntries[i].charAt(22) == 'u') {
                usr_grp = ServicesRegistry.getInstance().getJahiaUserManagerService().
                          lookupUser(submitedACLEntries[i].substring(23));
                usr_grpName = ((JahiaUser)usr_grp).getUsername();
            } else {
                usr_grp = ServicesRegistry.getInstance().getJahiaGroupManagerService().
                          lookupGroup(submitedACLEntries[i].substring(23));
                usr_grpName = ((JahiaGroup)usr_grp).getGroupname();
            }
            // Decode the select box value parameters
            String permissions = submitedACLEntries[i].substring(8, 11);
            if (submitedACLEntries[i].charAt(0) == '1') {
                JahiaConsole.println(CLASS_NAME + ".saveACLEntries",
                                     "Added ACL entry for user : " + usr_grpName);
                setACLEntry(usr_grp, permissions, acl);
            } else if (submitedACLEntries[i].charAt(11) == '%') {
                JahiaConsole.println(CLASS_NAME + ".saveACLEntries",
                                     "Cut inheritance for user : " + usr_grpName);
                setACLEntry(usr_grp, permissions, acl);
            } else if (submitedACLEntries[i].charAt(2) == '1') {
                JahiaConsole.println(CLASS_NAME + ".saveACLEntries",
                                     "Remove ACL for user : " + usr_grpName);
                try {
                    if (usr_grp instanceof JahiaUser) {
                        acl.removeUserEntry((JahiaUser)usr_grp);
                    } else {
                        acl.removeGroupEntry((JahiaGroup)usr_grp);
                    }
                } catch (JahiaACLException jae) {
                    JahiaConsole.println(CLASS_NAME + ".saveACLEntries", "Cannot remove user '" +
                                                      usr_grpName + "' entry from ACL !");
                    return false;
                }
                continue;
            } else if (submitedACLEntries[i].charAt(3) == '1') {
                JahiaConsole.println(CLASS_NAME + ".saveACLEntries", "Permissions have changed to " +
                                     permissions + " for user : " + usr_grpName);
                setACLEntry(usr_grp, permissions, acl);
            }
            if (submitedACLEntries[i].charAt(1) == '1') {
                //System.out.println("Reset child permissions for user : " + user.getUsername());
                /** @todo Reset child permissions. */
            }
        }
        return true;
    }

    /**
     * Save or update the ACL modifications to the DB.
     * @param usr_grp   the object to save
     * @param perm      the permissions to set
     * @param acl       the corresponding DB acl ID
     */
    private void setACLEntry(Object usr_grp, String perm, JahiaBaseACL acl) {

        JahiaACLEntry permissions = new JahiaACLEntry();
        permissions.setPermission(acl.READ_RIGHTS, perm.charAt(0) == 'r' ?
                                                   JahiaACLEntry.ACL_YES :
                                                   JahiaACLEntry.ACL_NO);
        permissions.setPermission(acl.WRITE_RIGHTS, perm.charAt(1) == 'w' ?
                                                    JahiaACLEntry.ACL_YES :
                                                    JahiaACLEntry.ACL_NO);
        permissions.setPermission(acl.ADMIN_RIGHTS, perm.charAt(2) == 'A' ?
                                                    JahiaACLEntry.ACL_YES :
                                                    JahiaACLEntry.ACL_NO);
        try {
            if (usr_grp instanceof JahiaUser) {
                acl.setUserEntry((JahiaUser)usr_grp, permissions);
            } else {
                acl.setGroupEntry((JahiaGroup)usr_grp, permissions);
            }
        } catch (JahiaACLException jae) {
            JahiaConsole.println(CLASS_NAME + ".saveACLEntries.setACLEntry", "Cannot set user or group ACL entry !!");
        }
    }

    /**
     * Translate the ACL entry permissions setting to a string.
     * @param usr_grp   the object which have permissions
     * @param acl       the corresponding DB acl id
     * @return          a string permissions.
     */
    private String getPermissionsAsString(Object usr_grp, JahiaBaseACL acl, ParamBean jParams) {

        try {
            String permStr = "";
            JahiaACLEntry aclEntry = usr_grp instanceof JahiaUser ?
                             acl.getUserEntry((JahiaUser)usr_grp) :
                             acl.getGroupEntry((JahiaGroup)usr_grp);
            if (aclEntry != null) {
                // Look up permissions in the local ACL entry; fuck off the
                // partial inheritance.
                int permissions = aclEntry.getState();
                permStr += (permissions >> acl.READ_RIGHTS & 1) != 0 ? "r" : "-";
                permStr += (permissions >> acl.WRITE_RIGHTS & 1) != 0 ? "w" : "-";
                permStr += (permissions >> acl.ADMIN_RIGHTS & 1) != 0 ? "A&#032;" : "-&#032;";
            } else { // Look up permissions; pur inheritance
                if (usr_grp instanceof JahiaUser) {
                    permStr += acl.getPermission((JahiaUser)usr_grp, acl.READ_RIGHTS,jParams.getSiteID()) ? "r" : "-";
                    permStr += acl.getPermission((JahiaUser)usr_grp, acl.WRITE_RIGHTS,jParams.getSiteID()) ? "w" : "-";
                    permStr += acl.getPermission((JahiaUser)usr_grp, acl.ADMIN_RIGHTS,jParams.getSiteID()) ? "A*" : "-*";
                } else {
                    permStr += acl.getPermission((JahiaGroup)usr_grp, acl.READ_RIGHTS) ? "r" : "-";
                    permStr += acl.getPermission((JahiaGroup)usr_grp, acl.WRITE_RIGHTS) ? "w" : "-";
                    permStr += acl.getPermission((JahiaGroup)usr_grp, acl.ADMIN_RIGHTS) ? "A*" : "-*";
                }
            }
            return permStr;
        } catch (JahiaACLException jae) {
            JahiaConsole.println(CLASS_NAME + ".permissionStr.setACLEntry", "Cannot get user or group ACL entry !!");
            return "";
        }
    }

}