diff --git a/seahub/templates/sysadmin/sys_db_useradmin.html b/seahub/templates/sysadmin/sys_db_useradmin.html
new file mode 100644
index 0000000000..7ad9666ded
--- /dev/null
+++ b/seahub/templates/sysadmin/sys_db_useradmin.html
@@ -0,0 +1,159 @@
+{% extends "sysadmin/base.html" %}
+{% load seahub_tags i18n %}
+{% block cur_users %}tab-cur{% endblock %}
+
+{% block left_panel %}{{block.super}}
+<form action="{% url 'user_search' %}" method="get" class="side-search-form">
+    <input type="text" name="email" class="input" value="" placeholder="{% trans "Search users..." %}" />
+</form>
+{% endblock %}
+
+{% block right_panel %}
+<div class="tabnav ovhd">
+    <ul class="tabnav-tabs fleft">
+        <li class="tabnav-tab"><a href="{% url 'sys_useradmin' %}">{% trans "Database" %}</a></li>
+        <li class="tabnav-tab tabnav-tab-cur"><a href="{% url 'sys_db_useradmin' %}">{% trans "DataBaseAdmin" %}</a></li>
+        {% if have_ldap %}
+        <li class="tabnav-tab"><a href="{% url 'sys_ldap_useradmin' %}">{% trans "LDAP" %}</a></li>
+        {% endif %}
+    </ul>
+    <button id="add-admin-btn" class="fright"><img src="{{ MEDIA_URL }}img/add.png" alt="" class="add vam" /><span class="vam">{% trans "Add admin" %}</span></button>
+</div>
+
+<form id="add-admin-form"  method="post" name="add-admin-form" class="tab-popup hide">{% csrf_token %}
+    <h3 class="hd">{% trans "Add admins"%}</h3>
+    <div id="add-admin-tabs" class="tab-popup-tabs">
+        <ul class="tab-popup-tabs-nav">
+            <li class="tab"><a href="#enter" class="a">{% trans 'Enter' %}</a></li>
+        </ul>
+        <div id="enter">
+            <textarea id="added-member-name" name="user_email" placeholder="{% trans "emails, separated by ','" %}"></textarea><br />
+            <p class="tip">{% trans "Tip: the emails should be the users already added."%}</p>
+        </div>
+    </div>
+    <div class="bot">
+        <p class="error hide"></p>
+        <input type="submit" value="{% trans "Submit"%}" />
+    </div>
+</form>
+
+<table>
+    <tr>
+        <th width="25%">{% trans "Email" %}</th>
+        <th width="15%">{% trans "Status" %}</th>
+        <th width="15%">{% trans "Space Used" %}</th>
+        <th width="22%">{% trans "Create At / Last Login" %}</th>
+        <th width="23%">{% trans "Operations" %}</th>
+    </tr>
+
+    {% for user in admin_users %}
+    <tr>
+        <td data="{{user.id}}"><a href="{{ SITE_ROOT }}useradmin/info/{{ user.props.email }}/">{{ user.email }}</a></td>
+
+        <td>
+          {% if user.source != 'LDAP' %}
+            <div class="user-status">
+              {% if user.is_active %}
+                <span class="user-status-cur-value">{% trans "Active" %}</span>
+              {% else %}
+                <span class="user-status-cur-value">{% trans "Inactive" %}</span>
+              {% endif %}
+                <img src="{{MEDIA_URL}}img/edit_12.png" alt="{% trans "Edit"%}" title="{% trans "Edit"%}" class="user-status-edit-icon cspt vh" />
+            </div>
+            <select name="permission" class="user-status-select hide">
+                <option value="1" {%if user.is_active %}selected="selected"{% endif %}>{% trans "Active" %}</option>
+                <option value="0" {%if not user.is_active %}selected="selected"{% endif %}>{% trans "Inactive"%}</option>
+            </select>
+          {% endif %}
+        </td>
+        
+        <td>
+            {% if CALC_SHARE_USAGE %}
+            {{ user.self_usage|filesizeformat }} + {{ user.share_usage|filesizeformat }} {% if user.quota > 0 %} / {{ user.quota|filesizeformat }} {% endif %}
+            {% else %}
+            {{ user.self_usage|filesizeformat }} {% if user.quota > 0 %} / {{ user.quota|filesizeformat }} {% endif %}
+            {% endif %}
+        </td>
+        <td>
+            {% if user.source != 'LDAP' %}
+            {{ user.ctime|tsstr_sec }} /<br />
+            {% if user.last_login %}{{user.last_login|translate_seahub_time}} {% else %} -- {% endif %}
+            {% endif %}
+        </td>
+        <td>
+          {% if user.source != 'LDAP' %}
+          {% if not user.is_self %}
+          <a href="#" class="remove-user-btn op vh" data-url="{{ SITE_ROOT }}useradmin/remove/{{ user.props.id }}/" data-target="{{ user.props.email }}">{% trans "Delete" %}</a>
+          <a href="#" class="reset-user-btn op vh" data-url="{% url 'user_reset' user.id %}" data-target="{{ user.props.email }}">{% trans "ResetPwd" %}</a>
+          {% if user.is_staff %}
+          <a href="#" data-url="{% url 'user_remove_admin' user.id %}" data-target="{{ user.props.email }}" class="revoke-admin-btn op vh">{% trans "Revoke Admin" %}</a>
+          {% else %}
+          <a href="#" data-url="{% url 'user_make_admin' user.id %}" data-target="{{ user.props.email }}" class="set-admin-btn op vh">{% trans "Set Admin" %}</a>
+          {% endif %}
+          {% endif %}
+          {% endif %}
+        </td>
+    </tr>
+    {% endfor %}
+</table>
+
+<div id="activate-msg" class="hide">
+    <p>{% trans "Activating..., please wait" %}</p>
+</div>
+{% endblock %}
+
+{% block extra_script %}
+<script type="text/javascript">
+var user_list = [], user_email;
+{% for user in not_admin_users %}
+user_email = '{{ user.email }}';
+user_list.push({value:user_email, label:user_email});
+{% endfor %}
+$('#add-admin-btn').click(function() {
+    var form = $("#add-admin-form");
+    form.modal({appendTo: "#main", focus:false});
+    $('#simplemodal-container').css({'height':'auto', 'padding':0});
+    $('#add-admin-tabs').tabs();
+    addAutocomplete('#added-member-name', '#enter', user_list);
+
+});
+$('#add-admin-form').submit(function() {
+    var form = $(this),
+        cur_tab_id = $('.ui-tabs-selected a', form).attr('href'),
+        post_data = '',
+        input = $('[name="user_email"]', form); 
+        post_data = input.val();
+
+    if (!post_data) {
+        apply_form_error(form.attr('id'), '{% trans "Please enter emails, or select some." %}');
+        return false;
+    }    
+
+    var submit_btn = $('[type="submit"]', form);
+    disable(submit_btn);
+    $.ajax({
+    url: '{% url 'batch_user_make_admin' %}',
+        type: 'POST',
+        dataType: 'json',
+        cache: false,
+        beforeSend: prepareCSRFToken,
+        data: {
+            'set_admin_emails': post_data
+        },
+        success: function(data) {
+            location.reload('true');
+        },
+        error: function(data, textStatus, jqXHR) {
+            var errors = $.parseJSON(data.responseText);
+            $.each(errors, function(index, value) {
+                apply_form_error(form.attr('id'), value);
+            });
+            enable(submit_btn);
+        }
+    });
+
+    return false;
+});
+{% include "sysadmin/useradmin_js.html" %}
+</script>
+{% endblock %}
diff --git a/seahub/templates/sysadmin/sys_useradmin.html b/seahub/templates/sysadmin/sys_useradmin.html
index 54fb662ae3..96356b3e48 100644
--- a/seahub/templates/sysadmin/sys_useradmin.html
+++ b/seahub/templates/sysadmin/sys_useradmin.html
@@ -9,20 +9,16 @@
 {% endblock %}
 
 {% block right_panel %}
-<div id="tabs" class="tab-tabs">
-    <div class="hd ovhd">
-    <ul class="tab-tabs-nav fleft">
-        <li class="tab"><a href="#user" class="a" id="user-tab">{% trans "Users" %}</a></li>
-        <li class="tab"><a href="#admin" class="a" id="admin-tab">{% trans "Admins" %}</a></li>
+<div class="tabnav ovhd">
+    <ul class="tabnav-tabs fleft">
+        <li class="tabnav-tab tabnav-tab-cur"><a href="{% url 'sys_useradmin' %}">{% trans "Database" %}</a></li>
+        <li class="tabnav-tab"><a href="{% url 'sys_db_useradmin' %}">{% trans "DataBaseAdmin" %}</a></li>
         {% if have_ldap %}
-        <li class="tab"><a href="{% url 'sys_ldap_useradmin' %}" class="a" id="ldap-tab">{% trans "LDAP" %}</a></li>
+        <li class="tabnav-tab"><a href="{% url 'sys_ldap_useradmin' %}">{% trans "LDAP" %}</a></li>
         {% endif %}
     </ul>
-    <div class="fright">
-        <button id="add-user-btn" class="hide"><img src="{{ MEDIA_URL }}img/add.png" alt="" class="add vam" /><span class="vam">{% trans "Add user"%}</span></button>
-        <button id="add-admin-btn" class="hide"><img src="{{ MEDIA_URL }}img/add.png" alt="" class="add vam" /><span class="vam">{% trans "Add admin"%}</span></button>
-    </div>
-    </div>
+    <button id="add-user-btn" class="fright"><img src="{{ MEDIA_URL }}img/add.png" alt="" class="add vam" /><span class="vam">{% trans "Add user" %}</span></button>
+</div>
 
 <form id="add-user-form" action="" method="post" class="hide">{% csrf_token %}
     <h3>{% trans "Add user" %}</h3>
@@ -35,52 +31,17 @@
     <p class="error hide"></p>
     <input type="submit" value="{% trans "Submit" %}" class="submit" />
 </form>
-<form id="add-admin-form"  method="post" name="add-admin-form" class="tab-popup hide">{% csrf_token %}
-    <h3 class="hd">{% trans "Add admins"%}</h3>
-    <div id="add-admin-tabs" class="tab-popup-tabs">
-        <ul class="tab-popup-tabs-nav">
-            <li class="tab"><a href="#enter" class="a">{% trans 'Enter' %}</a></li>
-        </ul>
-        <div id="enter">
-            <textarea id="added-member-name" name="user_email" placeholder="{% trans "emails, separated by ','" %}"></textarea><br />
-            <p class="tip">{% trans "Tip: the emails should be the users already added."%}</p>
-        </div>
-    </div>
-    <div class="bot">
-        <p class="error hide"></p>
-        <input type="submit" value="{% trans "Submit"%}" />
-    </div>
-</form>
 
-    {% include "sysadmin/useradmin_table.html"%}
+{% include "sysadmin/useradmin_table.html"%}
+{% include "sysadmin/useradmin_paginator.html" %}
 
-    <div id="activate-msg" class="hide">
-        <p>{% trans "Activating..., please wait" %}</p>
-    </div>
+<div id="activate-msg" class="hide">
+    <p>{% trans "Activating..., please wait" %}</p>
 </div>
 {% endblock %}
 
 {% block extra_script %}
 <script type="text/javascript">
-
-var cur_tab = $('.ui-tabs-selected .a');    
-var add_user_btn = $('#add-user-btn'),
-    add_admin_btn = $('#add-admin-btn');
-if (cur_tab.attr('id') == 'user-tab') {
-    add_user_btn.removeClass('hide');
-}
-if (cur_tab.attr('id') == 'admin-tab') {
-    add_admin_btn.removeClass('hide');
-}
-$('#user-tab').click(function() {
-    add_user_btn.removeClass('hide');
-    add_admin_btn.addClass('hide');
-});
-$('#admin-tab').click(function() {
-    add_admin_btn.removeClass('hide');
-    add_user_btn.addClass('hide');
-});
-
 $('#add-user-form').submit(function() {
     var form = $(this),
         form_id = $(this).attr('id'),
@@ -134,64 +95,6 @@ $('#add-user-form').submit(function() {
     });
     return false;
 });
-
-var user_list = [], user_email;
-{% for user in users %}
-{% if not user.is_self %}
-{% if not user.is_staff %}
-user_email = '{{ user.email }}';
-user_list.push({value:user_email, label:user_email});
-{% endif %}
-{% endif %}
-{% endfor %}
-
-$('#add-admin-btn').click(function() {
-    var form = $("#add-admin-form");
-    form.modal({appendTo: "#main", focus:false});
-    $('#simplemodal-container').css({'height':'auto', 'padding':0});
-    $('#add-admin-tabs').tabs();
-
-    addAutocomplete('#added-member-name', '#enter', user_list);
-});
-
-$('#add-admin-form').submit(function() {
-    var form = $(this),
-        cur_tab_id = $('.ui-tabs-selected a', form).attr('href'),
-        post_data = '',
-        input = $('[name="user_email"]', form); 
-        post_data = input.val();
-
-    if (!post_data) {
-        apply_form_error(form.attr('id'), '{% trans "Please enter emails, or select some." %}');
-        return false;
-    }    
-
-    var submit_btn = $('[type="submit"]', form);
-    disable(submit_btn);
-    $.ajax({
-    url: '{% url 'batch_user_make_admin' %}',
-        type: 'POST',
-        dataType: 'json',
-        cache: false,
-        beforeSend: prepareCSRFToken,
-        data: {
-            'set_admin_emails': post_data
-        },
-        success: function(data) {
-            location.reload('true');
-        },
-        error: function(data, textStatus, jqXHR) {
-            var errors = $.parseJSON(data.responseText);
-            $.each(errors, function(index, value) {
-                apply_form_error(form.attr('id'), value);
-            });
-            enable(submit_btn);
-        }
-    });
-
-    return false;
-});
-
 {% include "sysadmin/useradmin_js.html" %}
 </script>
 {% endblock %}
diff --git a/seahub/templates/sysadmin/useradmin_table.html b/seahub/templates/sysadmin/useradmin_table.html
index d0f87a0025..0ed8f40acc 100644
--- a/seahub/templates/sysadmin/useradmin_table.html
+++ b/seahub/templates/sysadmin/useradmin_table.html
@@ -1,126 +1,55 @@
 {% load seahub_tags i18n %}
-<div id="user">
-    <table>
-        <tr>
-            <th width="28%">{% trans "Email" %}</th>
-            <th width="15%">{% trans "Status" %}</th>
-            <th width="15%">{% trans "Space Used" %}</th>
-            <th width="22%">{% trans "Create At / Last Login" %}</th>
-            <th width="20%">{% trans "Operations" %}</th>
-        </tr>
+<table>
+    <tr>
+        <th width="25%">{% trans "Email" %}</th>
+        <th width="15%">{% trans "Status" %}</th>
+        <th width="15%">{% trans "Space Used" %}</th>
+        <th width="22%">{% trans "Create At / Last Login" %}</th>
+        <th width="23%">{% trans "Operations" %}</th>
+    </tr>
 
-        {% for user in users %}
-        <tr>
-            <td data="{{user.id}}"><a href="{{ SITE_ROOT }}useradmin/info/{{ user.props.email }}/">{{ user.email }}</a></td>
+    {% for user in users %}
+    <tr>
+        <td data="{{user.id}}"><a href="{{ SITE_ROOT }}useradmin/info/{{ user.props.email }}/">{{ user.email }}</a></td>
 
-            <td>
-              {% if user.source != 'LDAP' %}
-                <div class="user-status">
-                  {% if user.is_active %}
-                    <span class="user-status-cur-value">{% trans "Active" %}</span>
-                  {% else %}
-                    <span class="user-status-cur-value">{% trans "Inactive" %}</span>
-                  {% endif %}
-                    <img src="{{MEDIA_URL}}img/edit_12.png" alt="{% trans "Edit"%}" title="{% trans "Edit"%}" class="user-status-edit-icon cspt vh" />
-                </div>
-                <select name="permission" class="user-status-select hide">
-                    <option value="1" {%if user.is_active %}selected="selected"{% endif %}>{% trans "Active" %}</option>
-                    <option value="0" {%if not user.is_active %}selected="selected"{% endif %}>{% trans "Inactive"%}</option>
-                </select>
-              {% endif %}
-            </td>
-            
-            <td>
-                {% if CALC_SHARE_USAGE %}
-                {{ user.self_usage|filesizeformat }} + {{ user.share_usage|filesizeformat }} {% if user.quota > 0 %} / {{ user.quota|filesizeformat }} {% endif %}
-                {% else %}
-                {{ user.self_usage|filesizeformat }} {% if user.quota > 0 %} / {{ user.quota|filesizeformat }} {% endif %}
-                {% endif %}
-            </td>
-            <td>
-                {% if user.source != 'LDAP' %}
-                {{ user.ctime|tsstr_sec }} /<br />
-                {% if user.last_login %}{{user.last_login|translate_seahub_time}} {% else %} -- {% endif %}
-                {% endif %}
-            </td>
-            <td>
-              {% if user.source != 'LDAP' %}
-              {% if not user.is_self %}
-              <a href="#" class="remove-user-btn op vh" data-url="{{ SITE_ROOT }}useradmin/remove/{{ user.props.id }}/" data-target="{{ user.props.email }}">{% trans "Delete" %}</a>
-              <a href="#" class="reset-user-btn op vh" data-url="{% url 'user_reset' user.id %}" data-target="{{ user.props.email }}">{% trans "ResetPwd" %}</a>
-              {%comment%}
-              {% if user.is_staff %}
-              <a href="#" data-url="{% url 'user_remove_admin' user.id %}" data-target="{{ user.props.email }}" class="revoke-admin-btn op vh">{% trans "Revoke Admin" %}</a>
+        <td>
+          {% if user.source != 'LDAP' %}
+            <div class="user-status">
+              {% if user.is_active %}
+                <span class="user-status-cur-value">{% trans "Active" %}</span>
               {% else %}
-              <a href="#" data-url="{% url 'user_make_admin' user.id %}" data-target="{{ user.props.email }}" class="set-admin-btn op vh">{% trans "Set Admin" %}</a>
+                <span class="user-status-cur-value">{% trans "Inactive" %}</span>
               {% endif %}
-              {%endcomment%}
-              {% endif %}
-              {% endif %}
-            </td>
-        </tr>
-        {% endfor %}
-    </table>
-    {% include "sysadmin/useradmin_paginator.html" %}
-</div>
-<div class="hide" id="admin">
-    <table>
-        <tr>
-            <th width="28%">{% trans "Email" %}</th>
-            <th width="15%">{% trans "Status" %}</th>
-            <th width="15%">{% trans "Space Used" %}</th>
-            <th width="22%">{% trans "Create At / Last Login" %}</th>
-            <th width="20%">{% trans "Operations" %}</th>
-        </tr>
-
-        {% for user in users %}
-        {% if user.is_staff %}
-        <tr>
-            <td data="{{user.id}}"><a href="{{ SITE_ROOT }}useradmin/info/{{ user.props.email }}/">{{ user.email }}</a></td>
-
-            <td>
-              {% if user.source != 'LDAP' %}
-                <div class="user-status">
-                  {% if user.is_active %}
-                    <span class="user-status-cur-value">{% trans "Active" %}</span>
-                  {% else %}
-                    <span class="user-status-cur-value">{% trans "Inactive" %}</span>
-                  {% endif %}
-                    <img src="{{MEDIA_URL}}img/edit_12.png" alt="{% trans "Edit"%}" title="{% trans "Edit"%}" class="user-status-edit-icon cspt vh" />
-                </div>
-                <select name="permission" class="user-status-select hide">
-                    <option value="1" {%if user.is_active %}selected="selected"{% endif %}>{% trans "Active" %}</option>
-                    <option value="0" {%if not user.is_active %}selected="selected"{% endif %}>{% trans "Inactive"%}</option>
-                </select>
-              {% endif %}
-            </td>
-            
-            <td>
-                {% if CALC_SHARE_USAGE %}
-                {{ user.self_usage|filesizeformat }} + {{ user.share_usage|filesizeformat }} {% if user.quota > 0 %} / {{ user.quota|filesizeformat }} {% endif %}
-                {% else %}
-                {{ user.self_usage|filesizeformat }} {% if user.quota > 0 %} / {{ user.quota|filesizeformat }} {% endif %}
-                {% endif %}
-            </td>
-            <td>
-                {% if user.source != 'LDAP' %}
-                {{ user.ctime|tsstr_sec }} /<br />
-                {% if user.last_login %}{{user.last_login|translate_seahub_time}} {% else %} -- {% endif %}
-                {% endif %}
-            </td>
-            <td>
-              {% if user.source != 'LDAP' %}
-              {% if not user.is_self %}
-              <a href="#" class="remove-user-btn op vh" data-url="{{ SITE_ROOT }}useradmin/remove/{{ user.props.id }}/" data-target="{{ user.props.email }}">{% trans "Delete" %}</a>
-              <a href="#" class="reset-user-btn op vh" data-url="{% url 'user_reset' user.id %}" data-target="{{ user.props.email }}">{% trans "ResetPwd" %}</a>
-              <a href="#" data-url="{% url 'user_remove_admin' user.id %}" data-target="{{ user.props.email }}" class="revoke-admin-btn op vh">{% trans "Revoke Admin" %}</a>
-              {% else %}
-              {% endif %}
-              {% endif %}
-            </td>
-        </tr>
-        {% endif %}
-        {% endfor %}
-    </table>
-</div>
-
+                <img src="{{MEDIA_URL}}img/edit_12.png" alt="{% trans "Edit"%}" title="{% trans "Edit"%}" class="user-status-edit-icon cspt vh" />
+            </div>
+            <select name="permission" class="user-status-select hide">
+                <option value="1" {%if user.is_active %}selected="selected"{% endif %}>{% trans "Active" %}</option>
+                <option value="0" {%if not user.is_active %}selected="selected"{% endif %}>{% trans "Inactive"%}</option>
+            </select>
+          {% endif %}
+        </td>
+        
+        <td>
+            {% if CALC_SHARE_USAGE %}
+            {{ user.self_usage|filesizeformat }} + {{ user.share_usage|filesizeformat }} {% if user.quota > 0 %} / {{ user.quota|filesizeformat }} {% endif %}
+            {% else %}
+            {{ user.self_usage|filesizeformat }} {% if user.quota > 0 %} / {{ user.quota|filesizeformat }} {% endif %}
+            {% endif %}
+        </td>
+        <td>
+            {% if user.source != 'LDAP' %}
+            {{ user.ctime|tsstr_sec }} /<br />
+            {% if user.last_login %}{{user.last_login|translate_seahub_time}} {% else %} -- {% endif %}
+            {% endif %}
+        </td>
+        <td>
+          {% if user.source != 'LDAP' %}
+          {% if not user.is_self %}
+          <a href="#" class="remove-user-btn op vh" data-url="{{ SITE_ROOT }}useradmin/remove/{{ user.props.id }}/" data-target="{{ user.props.email }}">{% trans "Delete" %}</a>
+          <a href="#" class="reset-user-btn op vh" data-url="{% url 'user_reset' user.id %}" data-target="{{ user.props.email }}">{% trans "ResetPwd" %}</a>
+          {% endif %}
+          {% endif %}
+        </td>
+    </tr>
+    {% endfor %}
+</table>
diff --git a/seahub/urls.py b/seahub/urls.py
index 6f1154634b..69e9914472 100644
--- a/seahub/urls.py
+++ b/seahub/urls.py
@@ -21,7 +21,7 @@ from seahub.views.sysadmin import sys_repo_admin, sys_user_admin, user_search,\
     user_remove_admin, user_reset, user_activate, sys_publink_admin, \
     sys_repo_search, sys_repo_transfer, sys_list_orphan, user_deactivate, \
     user_toggle_status, user_set_quota, sys_ldap_user_admin, sys_list_system, \
-    batch_user_make_admin
+    batch_user_make_admin, sys_db_user_admin
 from seahub.views.ajax import *
 
 # Uncomment the next two lines to enable the admin:
@@ -184,6 +184,7 @@ urlpatterns = patterns('',
     url(r'^sys/seafadmin/transfer/$', sys_repo_transfer, name='sys_repo_transfer'),
     url(r'^sys/useradmin/$', sys_user_admin, name='sys_useradmin'),
     url(r'^sys/ldapuseradmin/$', sys_ldap_user_admin, name='sys_ldap_useradmin'),
+    url(r'^sys/dbuseradmin/$', sys_db_user_admin, name='sys_db_useradmin'),
     url(r'^sys/groupadmin/$', sys_group_admin, name='sys_group_admin'),
     url(r'^sys/publinkadmin/$', sys_publink_admin, name='sys_publink_admin'),
     url(r'^sys/notificationadmin/', notification_list, name='notification_list'),
diff --git a/seahub/views/sysadmin.py b/seahub/views/sysadmin.py
index a796deb285..73bb36e9aa 100644
--- a/seahub/views/sysadmin.py
+++ b/seahub/views/sysadmin.py
@@ -709,9 +709,60 @@ def sys_traffic_admin(request):
         },
         context_instance=RequestContext(request))
 
+@login_required
+@sys_staff_required
+def sys_db_user_admin(request):
+    """List all admins from database.
+    """
+    users = get_emailusers('DB', -1, -1)
+
+    admin_users = []
+    not_admin_users = []
+    for user in users:
+        if user.is_staff == True:
+            admin_users.append(user)
+        else:
+            not_admin_users.append(user)
+
+    last_logins = UserLastLogin.objects.filter(username__in=[x.email for x in admin_users])
+
+    for user in admin_users:
+        if user.props.id == request.user.id:
+            user.is_self = True
+        try:
+            user.self_usage = seafile_api.get_user_self_usage(user.email)
+            user.share_usage = seafile_api.get_user_share_usage(user.email)
+            user.quota = seafile_api.get_user_quota(user.email)
+        except:
+            user.self_usage = -1
+            user.share_usage = -1
+            user.quota = -1
+        # populate user last login time
+        user.last_login = None
+        for last_login in last_logins:
+            if last_login.username == user.email:
+                user.last_login = last_login.last_login
+
+    have_ldap = True if len(get_emailusers('LDAP', 0, 1)) > 0 else False
+
+    return render_to_response(
+        'sysadmin/sys_db_useradmin.html', {
+            'admin_users': admin_users,
+            'not_admin_users': not_admin_users,
+            'CALC_SHARE_USAGE': CALC_SHARE_USAGE,
+            'have_ldap': have_ldap,
+        },
+        context_instance=RequestContext(request))
+
 @login_required
 @sys_staff_required
 def batch_user_make_admin(request):
+
+    if not request.user.is_staff and not request.user.org['is_staff']:
+        raise Http404
+    if not request.is_ajax() or request.method != 'POST':
+        raise Http404
+
     result = {}
     content_type = 'application/json; charset=utf-8'
 
@@ -720,21 +771,31 @@ def batch_user_make_admin(request):
 
     success = []
     failed = []
+    already_admin = []
+
+    if len(get_emailusers('LDAP', 0, 1)) > 0:
+        messages.error(request, _(u'Using LDAP now, can not set admin'))
+        result['success'] = True
+        return HttpResponse(json.dumps(result), content_type=content_type)
 
     for email in set_admin_emails:
         try:
             user = User.objects.get(email=email)
-            user.is_staff = True
-            user.save()
-            success.append(email)
+            if user.is_staff == True:
+                already_admin.append(email)
+            else:
+                user.is_staff = True
+                user.save()
+                success.append(email)
         except User.DoesNotExist:
             failed.append(email)
 
     for item in success:
         messages.success(request, _(u'Successfully set %s as admin') % item)
     for item in failed:
-        messages.error(request, _(u'Failed set %s as admin') % item)
+        messages.error(request, _(u'Failed set %s as admin: not exist or invalid email') % item)
+    for item in already_admin:
+        messages.error(request, _(u'Failed set %s as admin: already admin user') % item)
 
     result['success'] = True
     return HttpResponse(json.dumps(result), content_type=content_type)
-