"""Views for the blog portion of my site"""

from django.core.urlresolvers import reverse

from django.http import HttpResponse, HttpResponseRedirect

from django.shortcuts import get_object_or_404

from agdj.blog import forms, models

from agdj.utils import use_template

def redirect_to_date_version(request, slug):

    "Redirect requests from the old URL scheme to the new one"

    post = get_object_or_404(models.Entry, slug=slug)

    return HttpResponseRedirect(post.urls.view)

@use_template("blog/single_post.html")

def single_post(request, year, month, day, slug):

    "Show a single post"

    post = get_object_or_404(models.Entry, slug=slug)

    if request.method=="POST":

        comment_form = forms.PublicCommentForm(request.POST)

        spam = not ("not_spam" in request.POST)

        if comment_form.is_valid():

            comment = comment_form.save(commit=False)

            comment.entry = post

            comment.ip = request.META['REMOTE_ADDR']

            comment.public = not spam

            comment.save()

            return HttpResponseRedirect(reverse(single_post, args=[slug]))

    else:

        comment_form = forms.PublicCommentForm()

    comments = post.comments.filter(public=True).order_by("pub_date")

    return dict(post=post, comments=comments, comment_form=comment_form)

@use_template("blog/post_list.html")

def post_list(request):

    "List all entries"

    posts = models.Entry.objects.filter(public=True).order_by("-pub_date")

    return dict(posts=posts)

@use_template("blog/post_list_tag.html")

def view_tag(request, tag):

    "Show the entries with a tag"

    from tagging.models import TaggedItem

    posts = models.Entry.objects.filter(public=True).order_by("-pub_date")

    posts = TaggedItem.objects.get_by_model(posts, tag)

    return dict(posts=posts, tag=tag)