Firs answer was always redirecting to page 0.

[osqa.git] / forum / views / readers.py

diff --git a/forum/views/readers.py b/forum/views/readers.py
index 11e7160f19727b436d693172ad31b88305ce5202..9420ce059820e1b6a7f862c938c41033cf281561 100644 (file)
--- a/forum/views/readers.py
+++ b/forum/views/readers.py
@@ -2,9 +2,9 @@
 import datetime
 import logging
 from urllib import unquote
 import datetime
 import logging
 from urllib import unquote

-from django.conf import settings as django_settings
+from forum import settings as django_settings

 from django.shortcuts import render_to_response, get_object_or_404
 from django.shortcuts import render_to_response, get_object_or_404

-from django.http import HttpResponseRedirect, HttpResponse, HttpResponseForbidden, Http404, HttpResponsePermanentRedirect
+from django.http import HttpResponseRedirect, HttpResponse, Http404, HttpResponsePermanentRedirect

 from django.core.paginator import Paginator, EmptyPage, InvalidPage
 from django.template import RequestContext
 from django import template
 from django.core.paginator import Paginator, EmptyPage, InvalidPage
 from django.template import RequestContext
 from django import template


@@ -20,13 +20,15 @@ from django.utils.http import urlquote  as django_urlquote
 from django.template.defaultfilters import slugify
 from django.utils.safestring import mark_safe
 
 from django.template.defaultfilters import slugify
 from django.utils.safestring import mark_safe
 

-from forum.utils.html import sanitize_html
+from forum.utils.html import sanitize_html, hyperlink

 from forum.utils.diff import textDiff as htmldiff
 from forum.utils.diff import textDiff as htmldiff

+from forum.utils import pagination

 from forum.forms import *
 from forum.models import *
 from forum.forms import *
 from forum.models import *

-from forum.utils.forms import get_next_url
+from forum.forms import get_next_url

 from forum.actions import QuestionViewAction
 from forum.actions import QuestionViewAction

-from forum.modules.decorators import decoratable
+from forum.http_responses import HttpResponseUnauthorized
+from forum.feed import RssQuestionFeed

 import decorators
 
 # used in index page
 import decorators
 
 # used in index page


@@ -41,80 +43,183 @@ QUESTIONS_PAGE_SIZE = 30
 # used in answers
 ANSWERS_PAGE_SIZE = 10
 
 # used in answers
 ANSWERS_PAGE_SIZE = 10
 

+class QuestionListPaginatorContext(pagination.PaginatorContext):
+    def __init__(self):
+        super (QuestionListPaginatorContext, self).__init__('QUESTIONS_LIST', sort_methods=(
+            (_('active'), pagination.SimpleSort(_('active'), '-last_activity_at', _("most recently updated questions"))),
+            (_('newest'), pagination.SimpleSort(_('newest'), '-added_at', _("most recently asked questions"))),
+            (_('hottest'), pagination.SimpleSort(_('hottest'), '-extra_count', _("hottest questions"))),
+            (_('mostvoted'), pagination.SimpleSort(_('most voted'), '-score', _("most voted questions"))),
+        ), pagesizes=(15, 30, 50))
+
+class AnswerSort(pagination.SimpleSort):
+    def apply(self, objects):
+        if self.label == _('votes'):
+            return objects.order_by('-marked', self.order_by, 'added_at')
+        else:
+            return objects.order_by('-marked', self.order_by)
+
+class AnswerPaginatorContext(pagination.PaginatorContext):
+    def __init__(self):
+        super (AnswerPaginatorContext, self).__init__('ANSWER_LIST', sort_methods=(
+            (_('oldest'), AnswerSort(_('oldest answers'), 'added_at', _("oldest answers will be shown first"))),
+            (_('newest'), AnswerSort(_('newest answers'), '-added_at', _("newest answers will be shown first"))),
+            (_('votes'), AnswerSort(_('popular answers'), '-score', _("most voted answers will be shown first"))),
+        ), default_sort=_('votes'), sticky_sort = True, pagesizes=(5, 10, 20))
+    
+
+def feed(request):
+    return RssQuestionFeed(
+                Question.objects.filter_state(deleted=False).order_by('-last_activity_at'),
+                settings.APP_TITLE + _(' - ')+ _('latest questions'),
+                settings.APP_DESCRIPTION,
+                request)(request)
+
+

 @decorators.render('index.html')
 def index(request):
 @decorators.render('index.html')
 def index(request):

-    return question_list(request, Question.objects.all(), sort='active', base_path=reverse('questions'))
+    return question_list(request,
+                         Question.objects.all(),
+                         sort=request.utils.set_sort_method('active'),
+                         base_path=reverse('questions'),
+                         feed_url=reverse('latest_questions_feed'))

 
 

-@decorators.render('questions.html', 'unanswered')
+@decorators.render('questions.html', 'unanswered', _('unanswered'), weight=400)

 def unanswered(request):
 def unanswered(request):

-    return question_list(request, Question.objects.filter(extra_ref=None),
-                         _('Open questions without an accepted answer'))
-
-@decorators.render('questions.html', 'questions')
+    return question_list(request,
+                         Question.objects.filter(extra_ref=None),
+                         _('open questions without an accepted answer'),
+                         request.utils.set_sort_method('active'),
+                         None,
+                         _("Unanswered Questions"))
+
+@decorators.render('questions.html', 'questions', _('questions'), weight=0)

 def questions(request):
 def questions(request):

-    return question_list(request, Question.objects.all())
+    return question_list(request, Question.objects.all(), _('questions'), request.utils.set_sort_method('active'))

 
 @decorators.render('questions.html')
 def tag(request, tag):
 
 @decorators.render('questions.html')
 def tag(request, tag):

-    return question_list(request, Question.objects.filter(tags__name=unquote(tag)),
-                        mark_safe(_('Questions tagged <span class="tag">%(tag)s</span>') % {'tag': tag}))
+    return question_list(request,
+                         Question.objects.filter(tags__name=unquote(tag)),
+                         mark_safe(_('questions tagged <span class="tag">%(tag)s</span>') % {'tag': tag}),
+                         request.utils.set_sort_method('active'),
+                         None,
+                         mark_safe(_('Questions Tagged With %(tag)s') % {'tag': tag}),
+                         False)
+
+@decorators.render('questions.html', 'questions', tabbed=False)
+def user_questions(request, mode, user, slug):
+    user = get_object_or_404(User, id=user)
+
+    if mode == _('asked-by'):
+        questions = Question.objects.filter(author=user)
+        description = _("Questions asked by %s")
+    elif mode == _('answered-by'):
+        questions = Question.objects.filter(children__author=user, children__node_type='answer').distinct()
+        description = _("Questions answered by %s")
+    elif mode == _('subscribed-by'):
+        if not (request.user.is_superuser or request.user == user):
+            return HttpResponseUnauthorized(request)
+        questions = user.subscriptions
+
+        if request.user == user:
+            description = _("Questions you subscribed %s")
+        else:
+            description = _("Questions subscribed by %s")
+    else:
+        raise Http404

 
 

-@decorators.list('questions', QUESTIONS_PAGE_SIZE)
-def question_list(request, initial, list_description=_('questions'), sort=None, base_path=None):
-    questions = initial.filter(deleted=None, in_moderation=None)

 
 

-    if request.user.is_authenticated():
-        questions = questions.filter(
-                ~Q(tags__id__in=request.user.marked_tags.filter(user_selections__reason='bad')))
+    return question_list(request, questions,
+                         mark_safe(description % hyperlink(user.get_profile_url(), user.username)),
+                         request.utils.set_sort_method('active'),
+                         page_title=description % user.username)

 
 

-    if sort is not False:
-        if sort is None:
-            sort = request.utils.sort_method('latest')
-        else:
-            request.utils.set_sort_method(sort)
+def question_list(request, initial,
+                  list_description=_('questions'),
+                  sort=None,
+                  base_path=None,
+                  page_title=_("All Questions"),
+                  allowIgnoreTags=True,
+                  feed_url=None,
+                  paginator_context=None):

 
 

-        view_dic = {"latest":"-added_at", "active":"-last_activity_at", "hottest":"-extra_count", "mostvoted":"-score" }
+    questions = initial.filter_state(deleted=False)

 
 

-        questions=questions.order_by(view_dic.get(sort, '-added_at'))
+    if request.user.is_authenticated() and allowIgnoreTags:
+        questions = questions.filter(~Q(tags__id__in = request.user.marked_tags.filter(user_selections__reason = 'bad')))

 
 

-    return {
-        "questions" : questions,
-        "questions_count" : questions.count(),
-        #"tags_autocomplete" : _get_tags_cache_json(),
-        "list_description": list_description,
-        "base_path" : base_path,
-        }
+    if page_title is None:
+        page_title = _("Questions")
+
+    if request.GET.get('type', None) == 'rss':
+        return RssQuestionFeed(questions, page_title, list_description, request)(request)
+
+    keywords =  ""
+    if request.GET.get("q"):
+        keywords = request.GET.get("q").strip()
+
+    answer_count = Answer.objects.filter_state(deleted=False).filter(parent__in=questions).count()
+    answer_description = _("answers")
+
+    if not feed_url:
+        req_params = "&".join(["%s=%s" % (k, v) for k, v in request.GET.items() if not k in (_('page'), _('pagesize'), _('sort'))])
+        if req_params:
+            req_params = '&' + req_params
+
+        feed_url = mark_safe(request.path + "?type=rss" + req_params)
+
+    return pagination.paginated(request, 'questions', paginator_context or QuestionListPaginatorContext(), {
+    "questions" : questions,
+    "questions_count" : questions.count(),
+    "answer_count" : answer_count,
+    "keywords" : keywords,
+    "list_description": list_description,
+    "answer_description": answer_description,
+    "base_path" : base_path,
+    "page_title" : page_title,
+    "tab" : "questions",
+    'feed_url': feed_url,
+    })

 
 
 def search(request):
     if request.method == "GET" and "q" in request.GET:
         keywords = request.GET.get("q")
         search_type = request.GET.get("t")
 
 
 def search(request):
     if request.method == "GET" and "q" in request.GET:
         keywords = request.GET.get("q")
         search_type = request.GET.get("t")

-        
+

         if not keywords:
             return HttpResponseRedirect(reverse(index))
         if search_type == 'tag':
         if not keywords:
             return HttpResponseRedirect(reverse(index))
         if search_type == 'tag':

-            return HttpResponseRedirect(reverse('tags') + '?q=%s' % (keywords.strip()))
+            return HttpResponseRedirect(reverse('tags') + '?q=%s' % urlquote(keywords.strip()))

         elif search_type == "user":
         elif search_type == "user":

-            return HttpResponseRedirect(reverse('users') + '?q=%s' % (keywords.strip()))
+            return HttpResponseRedirect(reverse('users') + '?q=%s' % urlquote(keywords.strip()))

         elif search_type == "question":
             return question_search(request, keywords)
     else:
         return render_to_response("search.html", context_instance=RequestContext(request))
 
         elif search_type == "question":
             return question_search(request, keywords)
     else:
         return render_to_response("search.html", context_instance=RequestContext(request))
 

-@decoratable
-def do_question_search(keywords):
-    return Question.objects.filter(Q(title__icontains=keywords) | Q(body__icontains=keywords))
-

 @decorators.render('questions.html')
 def question_search(request, keywords):
 @decorators.render('questions.html')
 def question_search(request, keywords):

-    initial = do_question_search(keywords)
+    can_rank, initial = Question.objects.search(keywords)

 
 

-    return question_list(request, initial, _("questions matching '%(keywords)s'") % {'keywords': keywords},
-            base_path="%s?t=question&q=%s" % (reverse('search'), django_urlquote(keywords)), sort=False)
-    
+    if can_rank:
+        paginator_context = QuestionListPaginatorContext()
+        paginator_context.sort_methods[_('ranking')] = pagination.SimpleSort(_('relevance'), '-ranking', _("most relevant questions"))
+        paginator_context.force_sort = _('ranking')
+    else:
+        paginator_context = None

 
 

-def tags(request):#view showing a listing of available tags - plain list
+    return question_list(request, initial,
+                         _("questions matching '%(keywords)s'") % {'keywords': keywords},
+                         False,
+                         "%s?t=question&q=%s" % (reverse('search'),django_urlquote(keywords)),
+                         _("questions matching '%(keywords)s'") % {'keywords': keywords},
+                         paginator_context=paginator_context)
+
+
+@decorators.render('tags.html', 'tags', _('tags'), weight=100)
+def tags(request):

     stag = ""
     is_paginated = True
     sortby = request.GET.get('sort', 'used')
     stag = ""
     is_paginated = True
     sortby = request.GET.get('sort', 'used')


@@ -126,53 +231,40 @@ def tags(request):#view showing a listing of available tags - plain list
     if request.method == "GET":
         stag = request.GET.get("q", "").strip()
         if stag != '':
     if request.method == "GET":
         stag = request.GET.get("q", "").strip()
         if stag != '':

-            objects_list = Paginator(Tag.objects.filter(deleted=False).exclude(used_count=0).extra(where=['name like %s'], params=['%' + stag + '%']), DEFAULT_PAGE_SIZE)
+            objects_list = Paginator(Tag.active.filter(name__contains=stag), DEFAULT_PAGE_SIZE)

         else:
             if sortby == "name":
         else:
             if sortby == "name":

-                objects_list = Paginator(Tag.objects.all().filter(deleted=False).exclude(used_count=0).order_by("name"), DEFAULT_PAGE_SIZE)
+                objects_list = Paginator(Tag.active.order_by("name"), DEFAULT_PAGE_SIZE)

             else:
             else:

-                objects_list = Paginator(Tag.objects.all().filter(deleted=False).exclude(used_count=0).order_by("-used_count"), DEFAULT_PAGE_SIZE)
+                objects_list = Paginator(Tag.active.order_by("-used_count"), DEFAULT_PAGE_SIZE)

 
     try:
         tags = objects_list.page(page)
     except (EmptyPage, InvalidPage):
         tags = objects_list.page(objects_list.num_pages)
 
 
     try:
         tags = objects_list.page(page)
     except (EmptyPage, InvalidPage):
         tags = objects_list.page(objects_list.num_pages)
 

-    return render_to_response('tags.html', {
-                                            "tags" : tags,
-                                            "stag" : stag,
-                                            "tab_id" : sortby,
-                                            "keywords" : stag,
-                                            "context" : {
-                                                'is_paginated' : is_paginated,
-                                                'pages': objects_list.num_pages,
-                                                'page': page,
-                                                'has_previous': tags.has_previous(),
-                                                'has_next': tags.has_next(),
-                                                'previous': tags.previous_page_number(),
-                                                'next': tags.next_page_number(),
-                                                'base_url' : reverse('tags') + '?sort=%s&' % sortby
-                                            }
-                                }, context_instance=RequestContext(request))
-
-def get_answer_sort_order(request):
-    view_dic = {"latest":"-added_at", "oldest":"added_at", "votes":"-score" }
-
-    view_id = request.GET.get('sort', request.session.get('answer_sort_order', None))
-
-    if view_id is None or not view_id in view_dic:
-        view_id = "votes"
-
-    if view_id != request.session.get('answer_sort_order', None):
-        request.session['answer_sort_order'] = view_id
-
-    return (view_id, view_dic[view_id])
+    return {
+        "tags" : tags,
+        "stag" : stag,
+        "tab_id" : sortby,
+        "keywords" : stag,
+        "context" : {
+            'is_paginated' : is_paginated,
+            'pages': objects_list.num_pages,
+            'page': page,
+            'has_previous': tags.has_previous(),
+            'has_next': tags.has_next(),
+            'previous': tags.previous_page_number(),
+            'next': tags.next_page_number(),
+            'base_url' : reverse('tags') + '?sort=%s&' % sortby
+        }
+    }

 
 def update_question_view_times(request, question):
     if not 'last_seen_in_question' in request.session:
         request.session['last_seen_in_question'] = {}
 
 
 def update_question_view_times(request, question):
     if not 'last_seen_in_question' in request.session:
         request.session['last_seen_in_question'] = {}
 

-    last_seen = request.session['last_seen_in_question'].get(question.id,None)
+    last_seen = request.session['last_seen_in_question'].get(question.id, None)

 
     if (not last_seen) or last_seen < question.last_activity_at:
         QuestionViewAction(question, request.user, ip=request.META['REMOTE_ADDR']).save()
 
     if (not last_seen) or last_seen < question.last_activity_at:
         QuestionViewAction(question, request.user, ip=request.META['REMOTE_ADDR']).save()


@@ -182,7 +274,7 @@ def update_question_view_times(request, question):
 
 def match_question_slug(slug):
     slug_words = slug.split('-')
 
 def match_question_slug(slug):
     slug_words = slug.split('-')

-    qs = Question.objects.filter(node_type="question", title__istartswith=slug_words[0])
+    qs = Question.objects.filter(title__istartswith=slug_words[0])

 
     for q in qs:
         if slug == urlquote(slugify(q.title)):
 
     for q in qs:
         if slug == urlquote(slugify(q.title)):


@@ -190,34 +282,66 @@ def match_question_slug(slug):
 
     return None
 
 
     return None
 

-def question(request, id, slug):
+def answer_redirect(request, answer):
+    pc = AnswerPaginatorContext()
+
+    sort = pc.sort(request)
+
+    if sort == _('oldest'):
+        filter = Q(added_at__lt=answer.added_at)
+    elif sort == _('newest'):
+        filter = Q(added_at__gt=answer.added_at)
+    elif sort == _('votes'):
+        filter = Q(score__gt=answer.score) | Q(score=answer.score, added_at__lt=answer.added_at)
+    else:
+        raise Http404()
+        
+    count = answer.question.answers.filter(Q(marked=True) | filter).count()
+    pagesize = pc.pagesize(request)
+
+    page = count / pagesize
+    
+    if count % pagesize:
+        page += 1
+        
+    if page == 0:
+        page = 1
+
+    return HttpResponsePermanentRedirect("%s?%s=%s#%s" % (
+        answer.question.get_absolute_url(), _('page'), page, answer.id))
+
+@decorators.render("question.html", 'questions', tabbed=False)
+def question(request, id, slug, answer=None):

     try:
     try:

-        question = Question.objects.get(node_type="question", id=id)
+        question = Question.objects.get(id=id)

     except:
     except:

-        question = match_question_slug(slug)
-        if question is not None:
-            return HttpResponsePermanentRedirect(question.get_absolute_url())
-        else:
-            raise Http404()
+        if slug:
+            question = match_question_slug(slug)
+            if question is not None:
+                return HttpResponseRedirect(question.get_absolute_url())

 
 

-    if slug != urlquote(slugify(question.title)):
-        return HttpResponsePermanentRedirect(question.get_absolute_url())
+        raise Http404()

 
 

-    page = int(request.GET.get('page', 1))
-    view_id, order_by = get_answer_sort_order(request)
-
-    if question.deleted and not request.user.can_view_deleted_post(question):
+    if question.nis.deleted and not request.user.can_view_deleted_post(question):

         raise Http404
 
         raise Http404
 

-    answer_form = AnswerForm(question)
-    answers = request.user.get_visible_answers(question)
+    if answer:
+        answer = get_object_or_404(Answer, id=answer)
+
+        if (question.nis.deleted and not request.user.can_view_deleted_post(question)) or answer.question != question:
+            raise Http404
+
+        if answer.marked:
+            return HttpResponsePermanentRedirect(question.get_absolute_url())
+
+        return answer_redirect(request, answer)

 
 

-    if answers is not None:
-        answers = [a for a in answers.order_by("-marked", order_by)
-                   if not a.deleted or a.author == request.user]
+    if request.POST:
+        answer_form = AnswerForm(question, request.POST)
+    else:
+        answer_form = AnswerForm(question)

 
 

-    objects_list = Paginator(answers, ANSWERS_PAGE_SIZE)
-    page_objects = objects_list.page(page)
+    answers = request.user.get_visible_answers(question)

 
     update_question_view_times(request, question)
 
 
     update_question_view_times(request, question)
 


@@ -229,25 +353,13 @@ def question(request, id, slug):
     else:
         subscription = False
 
     else:
         subscription = False
 

-    return render_to_response('question.html', {
-        "question" : question,
-        "answer" : answer_form,
-        "answers" : page_objects.object_list,
-        "tab_id" : view_id,
-        "similar_questions" : question.get_related_questions(),
-        "subscription": subscription,
-        "context" : {
-            'is_paginated' : True,
-            'pages': objects_list.num_pages,
-            'page': page,
-            'has_previous': page_objects.has_previous(),
-            'has_next': page_objects.has_next(),
-            'previous': page_objects.previous_page_number(),
-            'next': page_objects.next_page_number(),
-            'base_url' : request.path + '?sort=%s&' % view_id,
-            'extend_url' : "#sort-top"
-        }
-        }, context_instance=RequestContext(request))
+    return pagination.paginated(request, 'answers', AnswerPaginatorContext(), {
+    "question" : question,
+    "answer" : answer_form,
+    "answers" : answers,
+    "similar_questions" : question.get_related_questions(),
+    "subscription": subscription,
+    })

 
 
 REVISION_TEMPLATE = template.loader.get_template('node/revision.html')
 
 
 REVISION_TEMPLATE = template.loader.get_template('node/revision.html')


@@ -255,14 +367,13 @@ REVISION_TEMPLATE = template.loader.get_template('node/revision.html')
 def revisions(request, id):
     post = get_object_or_404(Node, id=id).leaf
     revisions = list(post.revisions.order_by('revised_at'))
 def revisions(request, id):
     post = get_object_or_404(Node, id=id).leaf
     revisions = list(post.revisions.order_by('revised_at'))

-

     rev_ctx = []
 
     for i, revision in enumerate(revisions):
     rev_ctx = []
 
     for i, revision in enumerate(revisions):

-        rev_ctx.append(dict(inst=revision, html=REVISION_TEMPLATE.render(template.Context({
-                'title': revision.title,
-                'html': revision.html,
-                'tags': revision.tagname_list(),
+        rev_ctx.append(dict(inst=revision, html=template.loader.get_template('node/revision.html').render(template.Context({
+        'title': revision.title,
+        'html': revision.html,
+        'tags': revision.tagname_list(),

         }))))
 
         if i > 0:
         }))))
 
         if i > 0:


@@ -274,11 +385,13 @@ def revisions(request, id):
             rev_ctx[i]['summary'] = _('Revision n. %(rev_number)d') % {'rev_number': revision.revision}
         else:
             rev_ctx[i]['summary'] = revision.summary
             rev_ctx[i]['summary'] = _('Revision n. %(rev_number)d') % {'rev_number': revision.revision}
         else:
             rev_ctx[i]['summary'] = revision.summary

-            
+
+    rev_ctx.reverse()
+

     return render_to_response('revisions.html', {
     return render_to_response('revisions.html', {

-                              'post': post,
-                              'revisions': rev_ctx,
-                              }, context_instance=RequestContext(request))
+    'post': post,
+    'revisions': rev_ctx,
+    }, context_instance=RequestContext(request))