diff --git a/courses/migrations/0007_lesson_materials.py b/courses/migrations/0007_lesson_materials.py
new file mode 100644
index 0000000..26cf547
--- /dev/null
+++ b/courses/migrations/0007_lesson_materials.py
@@ -0,0 +1,23 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.6 on 2018-05-10 17:46
+from __future__ import unicode_literals
+
+import courses.models
+import django.contrib.postgres.fields
+from django.db import migrations, models
+import lms.tools
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('courses', '0006_auto_20180323_1743'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='lesson',
+            name='materials',
+            field=django.contrib.postgres.fields.ArrayField(base_field=models.FileField(upload_to=courses.models.upload_material, verbose_name='Материал к уроку'), default=lms.tools.get_empty_list, size=None, verbose_name='Материалы к уроку'),
+        ),
+    ]
diff --git a/courses/models.py b/courses/models.py
index 9cdfdf8..bec647d 100755
--- a/courses/models.py
+++ b/courses/models.py
@@ -25,6 +25,10 @@ COURSE_DIRECTION = (
 )
 
 
+def upload_material(instance, filename):
+    return '/'.join(['materials', str(instance.topic.course.token), str(instance.topic.id), str(instance.token), filename])
+
+
 class Lesson(models.Model):
     token = models.UUIDField(verbose_name="Токен", default=uuid.uuid4, editable=False)
     key = models.UUIDField(
@@ -33,6 +37,11 @@ class Lesson(models.Model):
     title = models.CharField(verbose_name='Название', max_length=255)
     description = models.TextField(verbose_name='Описание', blank=True, null=True)
     video = models.TextField(verbose_name='Код видео', blank=True, null=True)
+    materials = ArrayField(
+        models.FileField(verbose_name="Материал к уроку", upload_to=upload_material),
+        verbose_name="Материалы к уроку",
+        default=get_empty_list,
+    )
     material_tokens = ArrayField(
         models.UUIDField(verbose_name="Токен материала", editable=False),
         default=get_empty_list,
diff --git a/courses/views.py b/courses/views.py
index ee75638..d217f5c 100644
--- a/courses/views.py
+++ b/courses/views.py
@@ -1,9 +1,15 @@
+import base64
+
+import os
 from jwt import DecodeError
+from rest_framework.parsers import MultiPartParser
 
-from courses.models import Course, Lesson, Topic
-from rest_framework.renderers import JSONRenderer
+from courses.models import Course, Lesson, Topic, upload_material
+from rest_framework.renderers import JSONRenderer, BrowsableAPIRenderer
 from rest_framework.response import Response
 from rest_framework.views import APIView
+from django.core.files.storage import default_storage
+from django.core.files.base import ContentFile
 
 from courses.serializers import CourseDetailSerializer, CourseTreeSerializer, LessonSerializer, TeacherLessonSerializer
 import jwt
@@ -87,18 +93,27 @@ class DeleteLessonView(APIView):
 
 
 class UpdateLessonView(APIView):
-    renderer_classes = (JSONRenderer,)
+    renderer_classes = (JSONRenderer, BrowsableAPIRenderer)
+    parser_classes = (MultiPartParser,)
 
     @staticmethod
-    def post(request):
-        lesson_token = request.JSON.get('token', None)
-        sort = request.JSON.get('sort', None)
-        topic_id = request.JSON.get('topic', None)
-        title = request.JSON.get('title', None)
-        description = request.JSON.get('description', None)
-        video = request.JSON.get('video', None)
-        free = request.JSON.get('free', None)
-        is_hm = request.JSON.get('is_hm', None)
+    def bool_transformer(val):
+        if val == 'false':
+            return False
+        if val == 'true':
+            return True
+        return val
+
+    def post(self, request):
+        lesson_token = request.POST.get('token', None)
+        sort = request.POST.get('sort', None)
+        topic_id = request.POST.get('topic', None)
+        title = request.POST.get('title', None)
+        description = request.POST.get('description', None)
+        video = request.POST.get('video', None)
+        materials_url = request.POST.get('materials_url', '')
+        free = self.bool_transformer(request.POST.get('free', None))
+        is_hm = self.bool_transformer(request.POST.get('is_hm', None))
 
         if topic_id is None:
             return Response("topic не передан", status=400)
@@ -138,6 +153,16 @@ class UpdateLessonView(APIView):
                 lesson.sort = lesson.sort + 1
                 lesson.save()
             l.sort = sort
+
+        materials = list(l.materials)
+        if not materials_url == '':
+            materials = base64.b64decode(materials_url).decode("utf-8").split(',')
+        for key in request.FILES:
+            f = request.FILES[key]
+            path = default_storage.save(upload_material(l, f.name), ContentFile(f.read()))
+            materials.append(path)
+
+        l.materials = materials
         l.save()
 
         return Response(CourseTreeSerializer(topic.course).data, status=200)
diff --git a/finance/views.py b/finance/views.py
index 780114e..2ee2551 100644
--- a/finance/views.py
+++ b/finance/views.py
@@ -357,7 +357,7 @@ def get_invoices(request):
     file_name = file_name + "__from_%s" % date_from if date_from else file_name
     file_name = file_name + "__to_%s" % date_to if date_to else file_name
 
-    invoices = Invoice.objects.filter(method="Y", status="F")
+    invoices = Invoice.objects.filter(status="F")
     invoices = invoices.filter(yandex_pay__performed_datetime__lt=date_to) if date_to else invoices
     invoices = invoices.filter(yandex_pay__performed_datetime__gte=date_from) if date_from else invoices