user bulk import through Excel and close #20

apps/common/mixins.py

 # coding: utf-8
 
 from django.db import models
+from django.http import JsonResponse
 from django.utils.timezone import now
 from django.utils.translation import ugettext_lazy as _
 
@@ -36,3 +37,11 @@ class NoDeleteModelMixin(models.Model):
         self.is_discard = True
         self.discard_time = now()
         return self.save()
+
+
+class JSONResponseMixin(object):
+
+    """JSON mixin"""
+
+    def render_json_response(self, context):
+        return JsonResponse(context)

apps/users/forms.py

@@ -34,6 +34,13 @@ class UserCreateForm(forms.ModelForm):
         }
 
 
+class UserBulkImportForm(forms.ModelForm):
+
+    class Meta:
+        model = User
+        fields = ['username', 'email', 'enable_otp', 'role']
+
+
 class UserUpdateForm(forms.ModelForm):
 
     class Meta:

apps/users/templates/users/_user_import_modal.html

+{% extends '_modal.html' %}
+{% load i18n %}
+{% block modal_id %}user_import_modal{% endblock %}
+{% block modal_title%}{% trans "Import User" %}{% endblock %}
+{% block modal_body %}
+<p class="text-success text-center">{% trans "Hint: your excel should organized in the following format." %}</p>
+<p class="text-success text-center">{% trans "* You should have a very worksheet named `users`." %}</p>
+<p class="text-success text-center">{% trans "* Rows in this worksheet: username, email, enable_opt(0, 1), role(one of ['Admin', 'User'])" %}</p>
+<form method="post" class="form-horizontal" action="{% url 'users:user-import' %}" id="fm_user_import" enctype="multipart/form-data">
+    {% csrf_token %}
+    <div class="form-group">
+        <label class="control-label col-sm-2 col-lg-2 " for="id_excel">{% trans "Excel" %}</label>
+        <div class=" col-sm-9 col-lg-9 ">
+            <input id="id_excel" type="file" name="excel" />
+        </div>
+    </div>
+</form>
+{% endblock %}
+{% block modal_confirm_id %}btn_user_import{% endblock %}

apps/users/templates/users/user_list.html

@@ -17,7 +17,8 @@ div.dataTables_wrapper div.dataTables_filter {
 {% endblock %}
 {% block table_search %}{% endblock %}
 {% block table_container %}
-<div class="uc pull-left"><a href="{% url "users:user-create" %}" class="btn btn-sm btn-primary"> {% trans "Create user" %} </a></div>
+<div class="uc pull-left"><a href="javascript:void(0);" class="btn btn-sm btn-primary" data-toggle="modal" data-target="#user_import_modal"> {% trans "Import user" %} </a></div>
+<div class="uc pull-left m-l-5 m-r-5"><a href="{% url "users:user-create" %}" class="btn btn-sm btn-primary"> {% trans "Create user" %} </a></div>
 <table class="table table-striped table-bordered table-hover " id="user_list_table" >
     <thead>
         <tr>
@@ -51,10 +52,12 @@ div.dataTables_wrapper div.dataTables_filter {
     </div>
 </div>
 {% include "users/_user_bulk_update_modal.html" %}
+{% include "users/_user_import_modal.html" %}
 {% endblock %}
 {% block content_bottom_left %}
 {% endblock %}
 {% block custom_foot_js %}
+<script src="{% static 'js/jquery.form.min.js' %}"></script>
 <script>
 $(document).ready(function(){
     var options = {
@@ -219,6 +222,23 @@ $(document).ready(function(){
     }
     APIUpdateAttr({url: the_url, method: 'PATCH', body: JSON.stringify(post_list), success: success});
     $('#user_bulk_update_modal').modal('hide');
+}).on('click', '#btn_user_import', function() {
+    var $form = $('#fm_user_import');
+    $form.find('.help-block').remove();
+    function success (data) {
+        if (data.success === false) {
+            var $help = $form.find('.help-block');
+            $('<span />', {class: 'help-block text-danger'}).html(data.msg).insertAfter($('#id_excel'));
+        } else {
+            $('#user_import_modal').modal('hide');
+            var $data_table = $('#user_list_table').DataTable();
+            toastr.success("{% trans 'Import User Success.' %}")
+            $data_table.ajax.reload();
+        }
+    }
+    $form.ajaxSubmit({success: success});
+}).on('change', '#id_excel', function() {
+    $(this).siblings('.help-block').remove();
 })
 </script>
 {% endblock %}

apps/users/urls.py

@@ -23,6 +23,7 @@ urlpatterns = [
     url(r'^user/(?P<pk>[0-9]+)/granted-asset', views.UserGrantedAssetView.as_view(), name='user-granted-asset'),
     url(r'^user/(?P<pk>[0-9]+)/login-history', views.UserDetailView.as_view(), name='user-login-history'),
     url(r'^first-login/$', views.UserFirstLoginView.as_view(), name='user-first-login'),
+    url(r'^import/$', views.BulkImportUserView.as_view(), name='user-import'),
     url(r'^user/(?P<pk>[0-9]+)/assets-perm$', views.UserDetailView.as_view(), name='user-detail'),
     url(r'^user/create$', views.UserCreateView.as_view(), name='user-create'),
     url(r'^user/(?P<pk>[0-9]+)/update$', views.UserUpdateView.as_view(), name='user-update'),

apps/users/views.py

@@ -2,6 +2,7 @@
 
 from __future__ import unicode_literals
 
+from django import forms
 from django.conf import settings
 from django.contrib.auth import login as auth_login, logout as auth_logout
 from django.contrib.auth.mixins import LoginRequiredMixin
@@ -23,10 +24,11 @@ from django.views.generic.detail import DetailView
 
 from formtools.wizard.views import SessionWizardView
 
+from common.mixins import JSONResponseMixin
 from common.utils import get_object_or_none, get_logger
 from .models import User, UserGroup
 from .forms import UserCreateForm, UserUpdateForm, UserGroupForm, UserLoginForm, UserInfoForm, UserKeyForm, \
-    UserPrivateAssetPermissionForm
+    UserPrivateAssetPermissionForm, UserBulkImportForm
 from .utils import AdminUserRequiredMixin, user_add_success_next, send_reset_password_mail
 from .hands import AssetPermission, get_user_granted_asset_groups, get_user_granted_assets
 
@@ -443,3 +445,66 @@ class UserGrantedAssetView(AdminUserRequiredMixin, SingleObjectMixin, ListView):
         }
         kwargs.update(context)
         return super(UserGrantedAssetView, self).get_context_data(**kwargs)
+
+
+class FileForm(forms.Form):
+    excel = forms.FileField()
+
+
+class BulkImportUserView(AdminUserRequiredMixin, JSONResponseMixin, FormView):
+    form_class = FileForm
+
+    def form_invalid(self, form):
+        try:
+            error = form.errors.values()[-1][-1]
+        except Exception as e:
+            print e
+            error = _('Invalid file.')
+        data = {
+            'success': False,
+            'msg': error
+        }
+        return self.render_json_response(data)
+
+    def form_valid(self, form):
+        from openpyxl import load_workbook
+        try:
+            wb = load_workbook(form.cleaned_data['excel'])
+            ws = wb['users']
+        except Exception as e:
+            print e
+            error = _('Not a valid Excel file.')
+            data = {
+                'success': False,
+                'msg': error
+            }
+            return self.render_json_response(data)
+
+        errors = []
+        for index, row in enumerate(ws.rows):
+            user_data = [cell.value for cell in row]
+            if len(user_data) != 4:
+                errors.append("Row {}: invalid user data format.".format(index))
+                continue
+            username, email, enable_otp, role = user_data
+            data = {
+                'username': username,
+                'email': email,
+                'enable_otp': True if enable_otp in ['T', '1', 1, True] else False,
+                'role': role
+            }
+            form = UserBulkImportForm(data, auto_id=False)
+            if form.is_valid():
+                form.save()
+            else:
+                form_errors = form.errors.as_data()
+                for key, err_list in form_errors.iteritems():
+                    error_line = "{} :".format(key)
+                    for errs in err_list:
+                        error_line = "{}{}".format(error_line, ";".join([err for err in errs.messages]))
+                    errors.append("Row {}: {}".format(index, error_line))
+        data = {
+            'success': True if not errors else False,
+            'msg': 'ok' if not errors else '<br />'.join(errors)
+        }
+        return self.render_json_response(data)

requirements.txt

@@ -13,6 +13,7 @@ wcwidth==0.1.7
 websocket-client==0.37.0
 djangorestframework==3.4.5
 ForgeryPy==0.1
+openpyxl==2.4.0
 paramiko==2.0.2
 celery==3.1.23
 ansible==2.1.1.0