OF-1369: Skip IBR when readonly user provider

There's no point in offering in-band registration when the user provider disallows any modifications.

src/i18n/openfire_i18n_en.properties

@@ -1395,6 +1395,8 @@ reg.settings.inband_account_info=Inband account registration allows users to cre
         this web administration interface. Administrators may want to disable this option so users are \
         required to register by other means (e.g. sending requests to the server administrator or through \
         your own custom web interface).
+reg.settings.inband_account_readonly=This instance of Openfire is set up to integrate with an external user provider, \
+        that is considered to be 'read-only'. Inband account registration is therefor not possible.
 reg.settings.enable=Enabled
 reg.settings.auto_create_user=Users can automatically create new accounts.
 reg.settings.disable=Disabled
@@ -1403,6 +1405,8 @@ reg.settings.change_password=Change Password
 reg.settings.change_password_info=You can choose whether users are allowed to change their password. \
         Password changing is independent from inband account registration. However, you may only \
         want to disable this feature when disabling inband account registration.
+reg.settings.change_password_readonly=This instance of Openfire is set up to integrate with an external user provider, \
+        that is considered to be 'read-only'. Users cannot change their passwords.
 reg.settings.can_change=Users can change their password.
 reg.settings.cannot_change=Users are not allowed to change their password.
 reg.settings.anonymous_login=Anonymous Login

src/java/org/jivesoftware/openfire/handler/IQRegisterHandler.java

@@ -442,20 +442,32 @@ public class IQRegisterHandler extends IQHandler implements ServerFeaturesProvid
         return null;
     }
 
-    public boolean isInbandRegEnabled() {
-        return registrationEnabled;
+    public boolean isInbandRegEnabled()
+    {
+        return registrationEnabled && !UserManager.getUserProvider().isReadOnly();
     }
 
-    public void setInbandRegEnabled(boolean allowed) {
+    public void setInbandRegEnabled(boolean allowed)
+    {
+        if ( allowed && UserManager.getUserProvider().isReadOnly() )
+        {
+            Log.warn( "Enabling in-band registration has no effect, as the user provider for this system is read-only." );
+        }
         registrationEnabled = allowed;
         JiveGlobals.setProperty("register.inband", registrationEnabled ? "true" : "false");
     }
 
-    public boolean canChangePassword() {
-        return canChangePassword;
+    public boolean canChangePassword()
+    {
+        return canChangePassword && !UserManager.getUserProvider().isReadOnly();
     }
 
-    public void setCanChangePassword(boolean allowed) {
+    public void setCanChangePassword(boolean allowed)
+    {
+        if ( allowed && UserManager.getUserProvider().isReadOnly() )
+        {
+            Log.warn( "Allowing password changes has no effect, as the user provider for this system is read-only." );
+        }
         canChangePassword = allowed;
         JiveGlobals.setProperty("register.password", canChangePassword ? "true" : "false");
     }

src/java/org/jivesoftware/openfire/http/HttpSession.java

@@ -46,6 +46,7 @@ import org.jivesoftware.openfire.session.LocalClientSession;
 import org.jivesoftware.openfire.spi.ConnectionConfiguration;
 import org.jivesoftware.openfire.spi.ConnectionManagerImpl;
 import org.jivesoftware.openfire.spi.ConnectionType;
+import org.jivesoftware.openfire.user.UserManager;
 import org.jivesoftware.util.JiveConstants;
 import org.jivesoftware.util.JiveGlobals;
 import org.jivesoftware.util.TaskEngine;

src/web/reg-settings.jsp

@@ -27,6 +27,7 @@
 <%@ page import="java.util.*" %>
 <%@ page import="org.jivesoftware.util.JiveGlobals" %>
 <%@ page import="org.jivesoftware.openfire.net.SASLAuthentication" %>
+<%@ page import="org.jivesoftware.openfire.user.UserManager" %>
 
 <%@ taglib uri="admin" prefix="admin" %>
 <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
@@ -158,6 +159,7 @@
     }
     blockedIPs = buf2.toString();
 
+    pageContext.setAttribute( "readOnly",           UserManager.getUserProvider().isReadOnly() );
     pageContext.setAttribute( "inbandEnabled",      inbandEnabled );
     pageContext.setAttribute( "canChangePassword",  canChangePassword );
     pageContext.setAttribute( "anonLogin",          anonLogin );
@@ -183,16 +185,9 @@
 
 <% if (save) { %>
 
-    <div class="jive-success">
-    <table cellpadding="0" cellspacing="0" border="0">
-    <tbody>
-        <tr><td class="jive-icon"><img src="images/success-16x16.gif" width="16" height="16" border="0" alt=""></td>
-        <td class="jive-icon-label">
+    <admin:infoBox type="success">
         <fmt:message key="reg.settings.update" />
-        </td></tr>
-    </tbody>
-    </table>
-    </div><br>
+    </admin:infoBox>
 
 <% } %>
 
@@ -201,13 +196,16 @@
     <fmt:message key="reg.settings.inband_account" var="inband_account_boxtitle"/>
     <admin:contentBox title="${inband_account_boxtitle}">
         <p><fmt:message key="reg.settings.inband_account_info" /></p>
+        <c:if test="${readOnly}">
+            <admin:infoBox type="info"><fmt:message key="reg.settings.inband_account_readonly" /></admin:infoBox>
+        </c:if>
         <table cellpadding="3" cellspacing="0" border="0">
             <tr>
-                <td width="1%"><input type="radio" name="inbandEnabled" value="true" id="rb01" ${inbandEnabled ? 'checked' : ''}></td>
+                <td width="1%"><input type="radio" name="inbandEnabled" value="true" id="rb01" ${inbandEnabled ? 'checked' : ''} ${readOnly ? 'disabled' : ''}></td>
                 <td width="99%"><label for="rb01"><b><fmt:message key="reg.settings.enable" /></b> -<fmt:message key="reg.settings.auto_create_user" /></label></td>
             </tr>
             <tr>
-                <td width="1%"><input type="radio" name="inbandEnabled" value="false" id="rb02" ${inbandEnabled ?  '' : 'checked'}></td>
+                <td width="1%"><input type="radio" name="inbandEnabled" value="false" id="rb02" ${inbandEnabled ?  '' : 'checked'} ${readOnly ? 'disabled' : ''}></td>
                 <td width="99%"><label for="rb02"><b><fmt:message key="reg.settings.disable" /></b> - <fmt:message key="reg.settings.not_auto_create" /></label></td>
             </tr>
         </table>
@@ -216,13 +214,16 @@
     <fmt:message key="reg.settings.change_password" var="change_password_boxtitle"/>
     <admin:contentBox title="${change_password_boxtitle}">
 	    <p><fmt:message key="reg.settings.change_password_info" /></p>
+        <c:if test="${readOnly}">
+            <admin:infoBox type="info"><fmt:message key="reg.settings.change_password_readonly" /></admin:infoBox>
+        </c:if>
         <table cellpadding="3" cellspacing="0" border="0">
             <tr>
-                <td width="1%"><input type="radio" name="canChangePassword" value="true" id="rb03" ${canChangePassword ? 'checked' : ''}></td>
+                <td width="1%"><input type="radio" name="canChangePassword" value="true" id="rb03" ${canChangePassword ? 'checked' : ''} ${readOnly ? 'disabled' : ''}></td>
                 <td width="99%"><label for="rb03"><b><fmt:message key="reg.settings.enable" /></b> - <fmt:message key="reg.settings.can_change" /></label></td>
             </tr>
             <tr>
-                <td width="1%"><input type="radio" name="canChangePassword" value="false" id="rb04" ${canChangePassword ? '' : 'checked'}></td>
+                <td width="1%"><input type="radio" name="canChangePassword" value="false" id="rb04" ${canChangePassword ? '' : 'checked'} ${readOnly ? 'disabled' : ''}></td>
                 <td width="99%"><label for="rb04"><b><fmt:message key="reg.settings.disable" /></b> - <fmt:message key="reg.settings.cannot_change" /></label></td>
             </tr>
         </table>