From 32d6299c0e00e2f6e01f883ef84e73c5f9032fb1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=94=D0=BC=D0=B8=D1=82=D1=80=D0=B8=D0=B9?=
 <dmitriy.course@gmail.com>
Date: Sat, 16 Apr 2022 17:39:28 +0300
Subject: [PATCH] =?UTF-8?q?=D0=A2=D0=B5=D0=BF=D0=B5=D1=80=D1=8C=20=D0=BA?=
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Дикая лямбда и ее подруга регулярка.
---
 blog/blog/settings.py |  4 ++++
 blog/blog/urls.py     |  6 ++++++
 blog/posts/views.py   | 10 ++++++++++
 3 files changed, 20 insertions(+)

diff --git a/blog/blog/settings.py b/blog/blog/settings.py
index eb1af4a..65f4c6c 100644
--- a/blog/blog/settings.py
+++ b/blog/blog/settings.py
@@ -121,6 +121,10 @@ USE_TZ = True
 
 STATIC_URL = "static/"
 
+# пути для загрузки файлов
+MEDIA_ROOT = os.path.join(BASE_DIR, "data/")  # 'data' is my media folder
+MEDIA_URL = "/media/"
+
 # для того чтобы использовать общие статические файлы
 STATICFILES_DIRS = [
     BASE_DIR / "static",
diff --git a/blog/blog/urls.py b/blog/blog/urls.py
index e87b920..96eaf8c 100644
--- a/blog/blog/urls.py
+++ b/blog/blog/urls.py
@@ -15,6 +15,8 @@ Including another URLconf
 """
 from django.contrib import admin
 from django.urls import path, include
+from django.conf import settings
+from django.conf.urls.static import static
 
 urlpatterns = [
     path("", include("mainpage.urls")),
@@ -22,3 +24,7 @@ urlpatterns = [
     path("comments/", include("comments.urls")),
     path("admin/", admin.site.urls),
 ]
+
+# позволяет выводить картинки, если мы в режиме дебага
+if settings.DEBUG:
+    urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
diff --git a/blog/posts/views.py b/blog/posts/views.py
index 60c5b76..8f51fc8 100644
--- a/blog/posts/views.py
+++ b/blog/posts/views.py
@@ -6,6 +6,8 @@ from comments.models import Comment
 
 from comments import services as comments_services
 
+import re
+
 
 def index(request):
     """Список постов."""
@@ -24,6 +26,14 @@ def detail(request, post_id):
     _nickname = request.COOKIES.get("nickname")
     nickname = comments_services.decode_nickname(_nickname) if _nickname else ""
 
+    images = post.image_set.all()
+    # вывод картинок в посте, замена шаблона по регулярке
+    post.text = re.sub(
+        r"\[\[image\:(.+?)\]\]",
+        lambda x: f"<img src='{images.filter(slug=x.group(1))[0].image.url}'/>",
+        post.text,
+    )
+
     return render(
         request,
         "posts/post.html",