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from django.shortcuts import render, get_object_or_404, redirect, reverse
from django.http import Http404, HttpResponseRedirect
from django.conf import settings
from django.utils import translation
from django.utils.translation import ugettext_lazy as _, pgettext_lazy
from .apps import SETTINGS as blog_settings
from .models import BlogPost, Translation, PostComment, Category, CategoryTranslation, PostCommentForm
from .templatetags.weblog_extras import MONTHS
import datetime
#Need to change the way this works later
IS_MULTILINGUAL = blog_settings['multilingual']
BASE_TEMPLATE = blog_settings['base_template']
BLOG_TITLE = blog_settings['blog_title']
SHOW_SIDEBAR = blog_settings['show_sidebar']
POSTS_PER_PAGE = blog_settings['posts_per_page']
SHOW_AUTHOR = blog_settings['show_author']
USE_AUTHORS_USERNAME = blog_settings['use_authors_username']
ENABLE_COMMENTS = blog_settings['enable_comments']
ALLOW_ANON_COMMENTS = blog_settings['allow_anon_comments']
def Index(request, **kwargs):
context_dict = blog_settings.copy()
now = datetime.datetime.now()
all_pages = BlogPost.objects.filter(published=True, publish_date__lte=now)
category = None
# Check for arguments to see if it is the main page, category page, or archive
if kwargs is not None:
category_slug = kwargs.get('category_slug')
year = kwargs.get('year')
month = kwargs.get('month')
if category_slug:
if category_slug == 'misc':
all_pages = BlogPost.objects.filter(published=True, publish_date__lte=now, categories=None)
context_dict['category'] = 'misc'
else:
category = get_object_or_404(Category, slug=category_slug)
context_dict['category'] = category
all_pages = BlogPost.objects.filter(published=True, publish_date__lte=now, categories__slug=category_slug)
if year:
context_dict['year'] = year
all_pages = BlogPost.objects.filter(published=True, publish_date__lte=now, publish_date__year=year)
context_dict['breadcrumbs'] = [{'url': reverse('weblog:ArchiveIndex', kwargs={'year': year}), 'name': str(year)},]
if month:
context_dict['month'] = MONTHS[int(month)-1]
all_pages = all_pages.filter(published=True, publish_date__lte=now, publish_date__month=month)
context_dict['breadcrumbs'].append({'url': reverse('weblog:ArchiveIndex', kwargs={'year': year, 'month': month}), 'name': MONTHS[int(month)-1]})
# Check how many blog posts there are in total, to calculate into how many pages
# the index needs to be divided
post_count = all_pages.count()
if post_count < 1:
return render(request, 'weblog/index.html', context_dict)
page = 0
if request.GET.get('page'):
page = int(request.GET['page'])-1
if page * POSTS_PER_PAGE + 1 > post_count:
page = 0
context_dict['current_page'] = page+1
slice_start = page*POSTS_PER_PAGE
slice_end = page*POSTS_PER_PAGE + POSTS_PER_PAGE
if slice_end >= post_count:
slice_end = post_count
if post_count % POSTS_PER_PAGE == 0:
last_page = int(post_count/POSTS_PER_PAGE)
else:
last_page = int(post_count/POSTS_PER_PAGE)+1
context_dict['last_page'] = last_page
# Check for pinned posts if it is the home page of the blog
# and get the pinned and necessary posts depending on the page
posts_raw = list(all_pages[slice_start:slice_end])
if category is None:
for pinned_post in BlogPost.objects.filter(pinned=True).order_by('-pin_priority'):
if pinned_post in posts_raw:
posts_raw.remove(pinned_post)
posts_raw.append(pinned_post)
# Get the language from the user agent, if there's none, use the default
current_language = translation.get_language()
if current_language is None:
current_language = settings.LANGUAGE_CODE
# If it is a category page, get the category url and breadcrumbs
if category_slug:
if IS_MULTILINGUAL and category_slug != 'misc':
category_translations = CategoryTranslation.objects.filter(category=category)
if category_translations.count() > 0:
for cat_trans in category_translations:
if current_language[0:2] == cat_trans.language[0:2]:
context_dict['category'] = cat_trans
if category_slug == 'misc':
context_dict['breadcrumbs'] = [{'url': reverse('weblog:CategoryIndex', kwargs={'category_slug': category_slug}), 'name': pgettext_lazy('Posts without category', 'Uncategorized')},]
else:
context_dict['breadcrumbs'] = [{'url': reverse('weblog:CategoryIndex', kwargs={'category_slug': category_slug}), 'name': context_dict['category']},]
# Earlier we got just the posts from BlogPost model, now, if we are using the localization capabilities
# we check for the language in use and select the appropiate translation language if available
# otherwise default to the original blog post, or fallback language
posts = []
pinned_posts = []
for post_raw in posts_raw:
post = {'publish_date': post_raw.publish_date, 'url': post_raw.get_absolute_url()}
if SHOW_AUTHOR:
post['author'] = post_raw.author.get_full_name()
if USE_AUTHORS_USERNAME:
post['author'] = post_raw.author.get_username()
translation_exists = False
post_translations = Translation.objects.filter(post=post_raw)
if post_translations.count() < 1 or not IS_MULTILINGUAL:
post['title'] = post_raw.title
post['content'] = post_raw.content
post['preview_image'] = post_raw.preview_image
if len(post_raw.preview_text) > 5:
post['preview_text'] = post_raw.preview_text
else:
post['preview_text'] = post_raw.content.split('</p>', 1)[0]+'</p>'
else:
post_trans = None
orig_lang = post_raw.original_language
if len(orig_lang) < 2:
orig_lang = settings.LANGUAGE_CODE[0:2]
post['languages'] = [orig_lang,]
for post_translation in post_translations:
post['languages'].append(post_translation.language)
if current_language[0:2] == post_translation.language[0:2]:
post_trans = post_translation
if post_trans:
post['title'] = post_trans.title
post['content'] = post_trans.content
post['current_language'] = post_trans.language
post['preview_image'] = post_trans.preview_image
if len(post_trans.preview_text) > 5:
post['preview_text'] = post_trans.preview_text
else:
post['preview_text'] = post_trans.content.split('\n', 1)[0]+'</p>'
else:
post['title'] = post_raw.title
post['content'] = post_raw.content
post['current_language'] = orig_lang
post['preview_image'] = post_raw.preview_image
if len(post_raw.preview_text) > 5:
post['preview_text'] = post_raw.preview_text
else:
post['preview_text'] = post_raw.content.split('</p>', 1)[0]+'</p>'
if post_raw.pinned:
pinned_posts.append(post)
else:
posts.append(post)
context_dict['posts'] = posts
context_dict['pinned_posts'] = pinned_posts
return render(request, 'weblog/index.html', context_dict)
def PostView(request, category_slug, post_slug, language=None):
if language and not IS_MULTILINGUAL:
redirect('weblog:PostView', category_slug=category_slug, post_slug=post_slug)
post = get_object_or_404(BlogPost, slug=post_slug)
context_dict = blog_settings.copy()
context_dict['comment_form'] = PostCommentForm()
context_dict['post_url'] = post.get_absolute_url()
post_translations = Translation.objects.filter(post=post)
category = None
current_language = translation.get_language()
if current_language is None:
current_language = settings.LANGUAGE_CODE
if category_slug:
if category_slug == 'misc':
context_dict['category'] = 'misc'
else:
category = get_object_or_404(Category, slug=category_slug)
context_dict['category'] = category
if IS_MULTILINGUAL:
category_translations = CategoryTranslation.objects.filter(category=category)
if category_translations.count() > 0:
for cat_trans in category_translations:
if current_language[0:2] == cat_trans.language[0:2]:
context_dict['category'] = cat_trans
if category_slug == 'misc':
context_dict['breadcrumbs'] = [{'url': reverse('weblog:CategoryIndex', kwargs={'category_slug': category_slug}), 'name': pgettext_lazy('Posts without category', 'Uncategorized')},]
else:
context_dict['breadcrumbs'] = [{'url': reverse('weblog:CategoryIndex', kwargs={'category_slug': category_slug}), 'name': context_dict['category']},]
if SHOW_AUTHOR:
context_dict['post_author'] = post.author.get_full_name()
if USE_AUTHORS_USERNAME:
context_dict['post_author'] = post.author.get_username()
if ENABLE_COMMENTS:
context_dict['comments'] = PostComment.objects.filter(post=post)
if request.method == 'POST':
form = PostCommentForm(request.POST)
context_dict['comment_submission'] = True
if form.is_valid():
comment_content = form.cleaned_data['content']
if request.user.is_authenticated():
new_comment = PostComment(author=request.user, post=post, content=comment_content)
new_comment.save()
elif ALLOW_ANON_COMMENTS:
new_comment = PostComment(post=post, content=comment_content)
new_comment.save()
else:
context_dict['comment_submission_error'] = _('You need to sign in to submit a comment')
else:
context_dict['comment_submission_error'] = _('Error submitting comment: Invalid data')
context_dict['post'] = post
if post.categories.all().count() > 0:
context_dict['post_categories'] = []
for raw_category in post.categories.all():
next_category = {'name': raw_category.name, 'slug': raw_category.slug}
if CategoryTranslation.objects.filter(category=raw_category).count() > 0 and IS_MULTILINGUAL:
for category_translation in CategoryTranslation.objects.filter(category=raw_category):
if current_language[0:2] == category_translation.language[0:2]:
next_category['name'] = category_translation.name
context_dict['post_categories'].append(next_category)
if post_translations.count() < 1 or not IS_MULTILINGUAL:
context_dict['breadcrumbs'].append({'url': post.get_absolute_url(), 'name': post.title})
return render(request, 'weblog/post.html', context_dict)
orig_lang = post.original_language
if len(orig_lang) < 2:
orig_lang = settings.LANGUAGE_CODE[:2]
context_dict['post_languages'] = []
post_languages = []
for post_translation in post_translations:
post_languages.append(post_translation.language[:2].lower())
if language and language == post_translation.language[0:2]:
context_dict['post_translation'] = post_translation
elif current_language[0:2] == post_translation.language[0:2]:
context_dict['post_translation'] = post_translation
for lang in settings.LANGUAGES:
if lang[0][:2] == orig_lang.lower():
context_dict['post_languages'].append(lang)
continue
if lang[0][:2] in post_languages:
context_dict['post_languages'].append(lang)
if 'post_translation' in context_dict:
context_dict['breadcrumbs'].append({'url': post.get_absolute_url(), 'name': post_translation.title})
else:
context_dict['breadcrumbs'].append({'url': post.get_absolute_url(), 'name': post.title})
return render(request, 'weblog/post.html', context_dict)
def ChangeLanguage(request, language):
translation.activate(language)
request.session[translation.LANGUAGE_SESSION_KEY] = language
if request.GET.get('next'):
return HttpResponseRedirect(request.GET['next'])
return HttpResponseRedirect(reverse('weblog:Index'))
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