refactor(pages): unify code for page import

shiftregister/pages/admin.py

@@ -1,16 +1,26 @@
 from pathlib import Path
 
-from django.contrib import admin
+from django.contrib import admin, messages
 
 from .models import Page
+from .parser import import_pages
 
 
 def reimport(modeladmin, request, queryset):
-    for page in queryset:
-        path = Path(__file__).resolve().parent / "default_content" / f"{page.url}.html"
-        if path.exists():
-            page.content = path.read_text()
-            page.save()
+    num_pages = len(list(import_pages(True, set(page.url for page in queryset))))
+
+    if num_pages == 0:
+        modeladmin.message_user(
+            request, "Es wurden keine Seiten reimportiert.", messages.WARNING
+        )
+    elif num_pages == 1:
+        modeladmin.message_user(
+            request, "Eine Seite wurde reimportiert.", messages.SUCCESS
+        )
+    else:
+        modeladmin.message_user(
+            request, f"{num_pages} Seiten wurden reimportiert.", messages.SUCCESS
+        )
 
 
 @admin.register(Page)

shiftregister/pages/management/commands/importhtml.py

@@ -1,9 +1,6 @@
-from pathlib import Path
+from django.core.management.base import BaseCommand
 
-from bs4 import BeautifulSoup
-from django.core.management.base import BaseCommand, CommandError
-
-from ...models import Page
+from ...parser import import_pages
 
 
 class Command(BaseCommand):
@@ -16,30 +13,9 @@ class Command(BaseCommand):
         parser.add_argument("pages", help="Specify which pages to import", nargs="*")
 
     def handle(self, *args, **options):
-        content_path = Path(__file__).resolve().parent.parent.parent / "default_content"
-        for file in content_path.iterdir():
-            if (pages := options["pages"]) and file.stem not in pages:
-                continue
+        pages = import_pages(options["force"], options["pages"])
 
-            slug = file.stem
-            p, created = Page.objects.get_or_create(url=slug)
-            if (not created) and (not options["force"]):
-                continue
-
-            soup = BeautifulSoup(file.read_text(), "html.parser")
-
-            if soup.title:
-                p.title = soup.title.string
-                soup.title.decompose()
-            else:
-                p.title = slug.title()
-
-            if visible := soup.find("meta", attrs={"name": "visible"}):
-                p.visible = "content" not in visible.attrs or visible.attrs[
-                    "content"
-                ].lower() in ("1", "true", "yes")
-                visible.decompose()
-
-            p.content = str(soup).strip()
-            p.save()
-            print(f'created new page "{p.title}" for slug {slug}')
+        for p in pages:
+            self.stderr.write(
+                self.style.SUCCESS(f'created new page "{p.title}" for slug {p.url}')
+            )

shiftregister/pages/parser.py

@@ -0,0 +1,37 @@
+from pathlib import Path
+
+from bs4 import BeautifulSoup
+
+from .models import Page
+
+content_path = Path(__file__).resolve().parent / "default_content"
+
+
+def import_pages(force, pages):
+    for file in content_path.iterdir():
+        if pages and file.stem not in pages:
+            continue
+
+        slug = file.stem
+        p, created = Page.objects.get_or_create(url=slug)
+        if not created and not force:
+            continue
+
+        soup = BeautifulSoup(file.read_text(), "html.parser")
+
+        if soup.title:
+            p.title = soup.title.string
+            soup.title.decompose()
+        else:
+            p.title = slug.title()
+
+        if visible := soup.find("meta", attrs={"name": "visible"}):
+            p.visible = "content" not in visible.attrs or visible.attrs[
+                "content"
+            ].lower() in ("1", "true", "yes")
+            visible.decompose()
+
+        p.content = str(soup).strip()
+        p.save()
+
+        yield p