~crocmagnon/blog

ref: 23985a3263ac83aab2f72e90ec98bfea4632a7fc blog/articles/admin.py -rw-r--r-- 4.1 KiB
23985a32Gabriel Augendre Highlight targeted comment & add permalink 5 months ago
                                                                                
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from django import forms
from django.contrib import admin, messages
from django.contrib.admin import register
from django.contrib.auth.admin import UserAdmin
from django.db import models
from django.shortcuts import redirect

from .models import Article, Comment, Page, User

admin.site.register(User, UserAdmin)


@register(Article)
class ArticleAdmin(admin.ModelAdmin):
    ordering = ["status", "-published_at"]
    list_display = [
        "title",
        "status",
        "author",
        "created_at",
        "published_at",
        "updated_at",
    ]
    list_display_links = ["title"]
    list_filter = ["status"]
    date_hierarchy = "created_at"
    fieldsets = [
        (
            "Metadata",
            {
                "fields": (
                    ("title", "slug"),
                    ("author", "status"),
                    ("published_at", "created_at", "updated_at"),
                    "views_count",
                )
            },
        ),
        ("Content", {"fields": ("content",)}),
    ]
    readonly_fields = [
        "created_at",
        "updated_at",
        "views_count",
        "status",
        "published_at",
    ]
    formfield_overrides = {
        models.TextField: {"widget": forms.Textarea(attrs={"style": "width: 98%"})},
    }
    prepopulated_fields = {"slug": ("title",)}
    change_form_template = "articles/article_change_form.html"

    def publish(self, request, queryset):
        if not request.user.has_perm("articles.change_article"):
            messages.warning(request, "You're not allowed to do this.")
            return
        for article in queryset:
            article.publish()
        messages.success(request, f"{len(queryset)} articles published.")

    publish.short_description = "Publish selected articles"

    def unpublish(self, request, queryset):
        if not request.user.has_perm("articles.change_article"):
            messages.warning(request, "You're not allowed to do this.")
            return
        for article in queryset:
            article.unpublish()
        messages.success(request, f"{len(queryset)} articles unpublished.")

    unpublish.short_description = "Unpublish selected articles"
    actions = [publish, unpublish]

    class Media:
        css = {"all": ("admin_articles.css",)}

    def response_post_save_add(self, request, obj: Article):
        if "_preview" in request.POST:
            return redirect("article-detail", slug=obj.slug)
        return super().response_post_save_add(request, obj)

    def response_change(self, request, obj: Article):
        if "_preview" in request.POST:
            obj.save()
            return redirect("article-detail", slug=obj.slug)
        if "_publish" in request.POST:
            obj.publish()
            messages.success(request, "Item has been published")
            return redirect(".")
        if "_unpublish" in request.POST:
            obj.unpublish()
            messages.success(request, "Item has been unpublished")
            return redirect(".")
        return super().response_change(request, obj)


@register(Page)
class PageAdmin(ArticleAdmin):
    list_display = ["position"] + ArticleAdmin.list_display
    fieldsets = [
        (
            "Metadata",
            {
                "fields": (
                    ("title", "slug", "position"),
                    ("author", "status"),
                    ("published_at", "created_at", "updated_at"),
                    "views_count",
                )
            },
        ),
        ("Content", {"fields": ("content",)}),
    ]


@register(Comment)
class CommentAdmin(admin.ModelAdmin):
    list_display = ("username", "email", "content", "article", "created_at", "status")
    list_filter = ("status",)
    search_fields = ("username", "email", "content")
    actions = ["approve_comments", "reject_comments"]

    def approve_comments(self, request, queryset):
        count = queryset.update(status=Comment.APPROVED)
        messages.success(request, f"Approved {count} message(s).")

    def reject_comments(self, request, queryset):
        count = queryset.update(status=Comment.REJECTED)
        messages.success(request, f"Rejected {count} message(s).")