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

diff --git a/forum/views/commands.py b/forum/views/commands.py
index 3d2f9d32de268da53eb053e0f746b5b30577c3c7..be6aa71ab771fb3b9b84d8ab215c107935795d59 100644 (file)
--- a/forum/views/commands.py
+++ b/forum/views/commands.py
@@ -1,28 +1,47 @@
+# -*- coding: utf-8 -*-
+

 import datetime
 import datetime

-from forum import settings
+import json
+import logging
+
+from urllib import urlencode
+

 from django.core.exceptions import ObjectDoesNotExist
 from django.core.exceptions import ObjectDoesNotExist

-from django.utils import simplejson
-from django.http import HttpResponse, HttpResponseRedirect, Http404
-from django.shortcuts import get_object_or_404, render_to_response
+from django.core.urlresolvers import reverse
+from django.utils.encoding import smart_unicode

 from django.utils.translation import ungettext, ugettext as _
 from django.utils.translation import ungettext, ugettext as _

-from django.template import RequestContext
+from django.http import (HttpResponse, HttpResponseRedirect, Http404,
+                         HttpResponseBadRequest)
+from django.shortcuts import get_object_or_404, render_to_response
+
+from django.contrib import messages
+

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

-from forum.models.node import NodeMetaClass
+from forum.utils.decorators import ajax_login_required

 from forum.actions import *
 from forum.actions import *

-from django.core.urlresolvers import reverse
-from forum.utils.decorators import ajax_method, ajax_login_required
-from decorators import command, CommandException, RefreshPageCommand

 from forum.modules import decorate
 from forum import settings
 from forum.modules import decorate
 from forum import settings

-import logging
+
+from decorators import command, CommandException, RefreshPageCommand

 
 class NotEnoughRepPointsException(CommandException):
 
 class NotEnoughRepPointsException(CommandException):

-    def __init__(self, action):
-        super(NotEnoughRepPointsException, self).__init__(
-                _(
-                        """Sorry, but you don't have enough reputation points to %(action)s.<br />Please check the <a href='%(faq_url)s'>faq</a>"""
-                        ) % {'action': action, 'faq_url': reverse('faq')}
-                )
+    def __init__(self, action, user_reputation=None, reputation_required=None, node=None):
+        if reputation_required is not None and user_reputation is not None:
+            message = _(
+                """Sorry, but you don't have enough reputation points to %(action)s.<br />
+                The minimum reputation required is %(reputation_required)d (yours is %(user_reputation)d).
+                Please check the <a href='%(faq_url)s'>FAQ</a>"""
+            ) % {
+                'action': action,
+                'faq_url': reverse('faq'),
+                'reputation_required' : reputation_required,
+                'user_reputation' : user_reputation,
+            }
+        else:
+            message = _(
+                """Sorry, but you don't have enough reputation points to %(action)s.<br />Please check the <a href='%(faq_url)s'>faq</a>"""
+            ) % {'action': action, 'faq_url': reverse('faq')}
+        super(NotEnoughRepPointsException, self).__init__(message)

 
 class CannotDoOnOwnException(CommandException):
     def __init__(self, action):
 
 class CannotDoOnOwnException(CommandException):
     def __init__(self, action):


@@ -59,6 +78,10 @@ class CannotDoubleActionException(CommandException):
 
 @decorate.withfn(command)
 def vote_post(request, id, vote_type):
 
 @decorate.withfn(command)
 def vote_post(request, id, vote_type):

+    if not request.method == 'POST':
+        raise CommandException(_("Invalid request"))
+
+

     post = get_object_or_404(Node, id=id).leaf
     user = request.user
 
     post = get_object_or_404(Node, id=id).leaf
     user = request.user
 


@@ -69,9 +92,12 @@ def vote_post(request, id, vote_type):
         raise CannotDoOnOwnException(_('vote'))
 
     if not (vote_type == 'up' and user.can_vote_up() or user.can_vote_down()):
         raise CannotDoOnOwnException(_('vote'))
 
     if not (vote_type == 'up' and user.can_vote_up() or user.can_vote_down()):

-        raise NotEnoughRepPointsException(vote_type == 'up' and _('upvote') or _('downvote'))
+        reputation_required = int(settings.REP_TO_VOTE_UP) if vote_type == 'up' else int(settings.REP_TO_VOTE_DOWN)
+        action_type = vote_type == 'up' and _('upvote') or _('downvote')
+        raise NotEnoughRepPointsException(action_type, user_reputation=user.reputation, reputation_required=reputation_required, node=post)

 
     user_vote_count_today = user.get_vote_count_today()
 
     user_vote_count_today = user.get_vote_count_today()

+    user_can_vote_count_today = user.can_vote_count_today()

 
     if user_vote_count_today >= user.can_vote_count_today():
         raise NotEnoughLeftException(_('votes'), str(settings.MAX_VOTES_PER_DAY))
 
     if user_vote_count_today >= user.can_vote_count_today():
         raise NotEnoughLeftException(_('votes'), str(settings.MAX_VOTES_PER_DAY))


@@ -90,13 +116,11 @@ def vote_post(request, id, vote_type):
                     )
 
         old_vote.cancel(ip=request.META['REMOTE_ADDR'])
                     )
 
         old_vote.cancel(ip=request.META['REMOTE_ADDR'])

-        score_inc += (old_vote.__class__ == VoteDownAction) and 1 or -1
-
-    if old_vote.__class__ != new_vote_cls:
-        new_vote_cls(user=user, node=post, ip=request.META['REMOTE_ADDR']).save()
-        score_inc += (new_vote_cls == VoteUpAction) and 1 or -1
-    else:
+        score_inc = (old_vote.__class__ == VoteDownAction) and 1 or -1

         vote_type = "none"
         vote_type = "none"

+    else:
+        new_vote_cls(user=user, node=post, ip=request.META['REMOTE_ADDR']).save()
+        score_inc = (new_vote_cls == VoteUpAction) and 1 or -1

 
     response = {
     'commands': {
 
     response = {
     'commands': {


@@ -105,7 +129,7 @@ def vote_post(request, id, vote_type):
     }
     }
 
     }
     }
 

-    votes_left = (int(settings.MAX_VOTES_PER_DAY) - user_vote_count_today) + (vote_type == 'none' and -1 or 1)
+    votes_left = (user_can_vote_count_today - user_vote_count_today) + (vote_type == 'none' and -1 or 1)

 
     if int(settings.START_WARN_VOTES_LEFT) >= votes_left:
         response['message'] = _("You have %(nvotes)s %(tvotes)s left today.") % \
 
     if int(settings.START_WARN_VOTES_LEFT) >= votes_left:
         response['message'] = _("You have %(nvotes)s %(tvotes)s left today.") % \


@@ -161,7 +185,7 @@ def like_comment(request, id):
         raise CannotDoOnOwnException(_('like'))
 
     if not user.can_like_comment(comment):
         raise CannotDoOnOwnException(_('like'))
 
     if not user.can_like_comment(comment):

-        raise NotEnoughRepPointsException( _('like comments'))
+        raise NotEnoughRepPointsException( _('like comments'), node=comment)

 
     like = VoteAction.get_action_for(node=comment, user=user)
 
 
     like = VoteAction.get_action_for(node=comment, user=user)
 


@@ -201,17 +225,17 @@ def delete_comment(request, id):
 
 @decorate.withfn(command)
 def mark_favorite(request, id):
 
 @decorate.withfn(command)
 def mark_favorite(request, id):

-    question = get_object_or_404(Question, id=id)
+    node = get_object_or_404(Node, id=id)

 
     if not request.user.is_authenticated():
         raise AnonymousNotAllowedException(_('mark a question as favorite'))
 
     try:
 
     if not request.user.is_authenticated():
         raise AnonymousNotAllowedException(_('mark a question as favorite'))
 
     try:

-        favorite = FavoriteAction.objects.get(canceled=False, node=question, user=request.user)
+        favorite = FavoriteAction.objects.get(canceled=False, node=node, user=request.user)

         favorite.cancel(ip=request.META['REMOTE_ADDR'])
         added = False
     except ObjectDoesNotExist:
         favorite.cancel(ip=request.META['REMOTE_ADDR'])
         added = False
     except ObjectDoesNotExist:

-        FavoriteAction(node=question, user=request.user, ip=request.META['REMOTE_ADDR']).save()
+        FavoriteAction(node=node, user=request.user, ip=request.META['REMOTE_ADDR']).save()

         added = True
 
     return {
         added = True
 
     return {


@@ -265,7 +289,9 @@ def comment(request, id):
                 id, comment.id, comment.comment, user.decorated_name, user.get_profile_url(),
                 reverse('delete_comment', kwargs={'id': comment.id}),
                 reverse('node_markdown', kwargs={'id': comment.id}),
                 id, comment.id, comment.comment, user.decorated_name, user.get_profile_url(),
                 reverse('delete_comment', kwargs={'id': comment.id}),
                 reverse('node_markdown', kwargs={'id': comment.id}),

-                reverse('convert_comment', kwargs={'id': comment.id}),            
+                reverse('convert_comment', kwargs={'id': comment.id}),
+                user.can_convert_comment_to_answer(comment),
+                bool(settings.SHOW_LATEST_COMMENTS_FIRST)

                 ]
         }
         }
                 ]
         }
         }


@@ -284,7 +310,7 @@ def node_markdown(request, id):
         raise AnonymousNotAllowedException(_('accept answers'))
 
     node = get_object_or_404(Node, id=id)
         raise AnonymousNotAllowedException(_('accept answers'))
 
     node = get_object_or_404(Node, id=id)

-    return HttpResponse(node.active_revision.body, mimetype="text/plain")
+    return HttpResponse(node.active_revision.body, content_type="text/plain")

 
 
 @decorate.withfn(command)
 
 
 @decorate.withfn(command)


@@ -322,6 +348,21 @@ def accept_answer(request, id):
 
 
         AcceptAnswerAction(node=answer, user=user, ip=request.META['REMOTE_ADDR']).save()
 
 
         AcceptAnswerAction(node=answer, user=user, ip=request.META['REMOTE_ADDR']).save()

+
+        # If the request is not an AJAX redirect to the answer URL rather than to the home page
+        if not request.is_ajax():
+            msg = _("""
+              Congratulations! You've accepted an answer.
+            """)
+
+            # Notify the user with a message that an answer has been accepted
+            messages.info(request, msg)
+
+            # Redirect URL should include additional get parameters that might have been attached
+            redirect_url = answer.parent.get_absolute_url() + "?accepted_answer=true&%s" % smart_unicode(urlencode(request.GET))
+
+            return HttpResponseRedirect(redirect_url)
+

         commands['mark_accepted'] = [answer.id]
 
     return {'commands': commands}
         commands['mark_accepted'] = [answer.id]
 
     return {'commands': commands}


@@ -408,8 +449,15 @@ def convert_to_comment(request, id):
     answer = get_object_or_404(Answer, id=id)
     question = answer.question
 
     answer = get_object_or_404(Answer, id=id)
     question = answer.question
 

+    # Check whether the user has the required permissions
+    if not user.is_authenticated():
+        raise AnonymousNotAllowedException(_("convert answers to comments"))
+
+    if not user.can_convert_to_comment(answer):
+        raise NotEnoughRepPointsException(_("convert answers to comments"))
+

     if not request.POST:
     if not request.POST:

-        description = lambda a: _("Answer by %(uname)s: %(snippet)s...") % {'uname': a.author.username,
+        description = lambda a: _("Answer by %(uname)s: %(snippet)s...") % {'uname': smart_unicode(a.author.username),

                                                                             'snippet': a.summary[:10]}
         nodes = [(question.id, _("Question"))]
         [nodes.append((a.id, description(a))) for a in
                                                                             'snippet': a.summary[:10]}
         nodes = [(question.id, _("Question"))]
         [nodes.append((a.id, description(a))) for a in


@@ -417,12 +465,6 @@ def convert_to_comment(request, id):
 
         return render_to_response('node/convert_to_comment.html', {'answer': answer, 'nodes': nodes})
 
 
         return render_to_response('node/convert_to_comment.html', {'answer': answer, 'nodes': nodes})
 

-    if not user.is_authenticated():
-        raise AnonymousNotAllowedException(_("convert answers to comments"))
-
-    if not user.can_convert_to_comment(answer):
-        raise NotEnoughRepPointsException(_("convert answers to comments"))
-

     try:
         new_parent = Node.objects.get(id=request.POST.get('under', None))
     except:
     try:
         new_parent = Node.objects.get(id=request.POST.get('under', None))
     except:


@@ -456,36 +498,6 @@ def convert_comment_to_answer(request, id):
 
     return RefreshPageCommand()
 
 
     return RefreshPageCommand()
 

-@decorate.withfn(command)
-def convert_to_question(request, id):
-    user = request.user
-    answer = get_object_or_404(Answer, id=id)
-    question = answer.question
-
-    if not request.POST:
-        description = lambda a: _("Answer by %(uname)s: %(snippet)s...") % {'uname': a.author.username,
-                                                                            'snippet': a.summary[:10]}
-        nodes = [(question.id, _("Question"))]
-        [nodes.append((a.id, description(a))) for a in
-         question.answers.filter_state(deleted=False).exclude(id=answer.id)]
-
-        return render_to_response('node/convert_to_question.html', {'answer': answer})
-
-    if not user.is_authenticated():
-        raise AnonymousNotAllowedException(_("convert answers to questions"))
-
-    if not user.can_convert_to_question(answer):
-        raise NotEnoughRepPointsException(_("convert answers to questions"))
-
-    try:
-        title = request.POST.get('title', None)
-    except:
-        raise CommandException(_("You haven't specified the title of the new question"))
-
-    AnswerToQuestionAction(user=user, node=answer, ip=request.META['REMOTE_ADDR']).save(data=dict(title=title))
-
-    return RefreshPageCommand()
-

 @decorate.withfn(command)
 def subscribe(request, id, user=None):
     if user:
 @decorate.withfn(command)
 def subscribe(request, id, user=None):
     if user:


@@ -536,18 +548,19 @@ def mark_tag(request, tag=None, **kwargs):#tagging system
                 pass
         else:
             ts.update(reason=reason)
                 pass
         else:
             ts.update(reason=reason)

-    return HttpResponse(simplejson.dumps(''), mimetype="application/json")
+    return HttpResponse(json.dumps(''), content_type="application/json")

 
 def matching_tags(request):
 
 def matching_tags(request):

-    if len(request.GET['q']) == 0:
-        raise CommandException(_("Invalid request"))
+    q = request.GET.get('q')
+    if not q:
+        return HttpResponseBadRequest(_("Invalid request"))

 
 

-    possible_tags = Tag.active.filter(name__icontains = request.GET['q'])
+    possible_tags = Tag.active.filter(name__icontains=q)

     tag_output = ''
     for tag in possible_tags:
         tag_output += "%s|%s|%s\n" % (tag.id, tag.name, tag.used_count)
 
     tag_output = ''
     for tag in possible_tags:
         tag_output += "%s|%s|%s\n" % (tag.id, tag.name, tag.used_count)
 

-    return HttpResponse(tag_output, mimetype="text/plain")
+    return HttpResponse(tag_output, content_type="text/plain")

 
 def matching_users(request):
     if len(request.GET['q']) == 0:
 
 def matching_users(request):
     if len(request.GET['q']) == 0:


@@ -559,14 +572,18 @@ def matching_users(request):
     for user in possible_users:
         output += ("%s|%s|%s\n" % (user.id, user.decorated_name, user.reputation))
 
     for user in possible_users:
         output += ("%s|%s|%s\n" % (user.id, user.decorated_name, user.reputation))
 

-    return HttpResponse(output, mimetype="text/plain")
+    return HttpResponse(output, content_type="text/plain")

 
 def related_questions(request):
     if request.POST and request.POST.get('title', None):
         can_rank, questions = Question.objects.search(request.POST['title'])
 
 def related_questions(request):
     if request.POST and request.POST.get('title', None):
         can_rank, questions = Question.objects.search(request.POST['title'])

-        return HttpResponse(simplejson.dumps(
+
+        if can_rank and isinstance(can_rank, basestring):
+            questions = questions.order_by(can_rank)
+
+        return HttpResponse(json.dumps(

                 [dict(title=q.title, url=q.get_absolute_url(), score=q.score, summary=q.summary)
                 [dict(title=q.title, url=q.get_absolute_url(), score=q.score, summary=q.summary)

-                 for q in questions.filter_state(deleted=False)[0:10]]), mimetype="application/json")
+                 for q in questions.filter_state(deleted=False)[0:10]]), content_type="application/json")

     else:
         raise Http404()
 
     else:
         raise Http404()
 


@@ -578,5 +595,51 @@ def answer_permanent_link(request, id):
     # Getting the current object URL -- the Application URL + the object relative URL
     url = '%s%s' % (settings.APP_BASE_URL, answer.get_absolute_url())
 
     # Getting the current object URL -- the Application URL + the object relative URL
     url = '%s%s' % (settings.APP_BASE_URL, answer.get_absolute_url())
 

-    # Display the template
-    return render_to_response('node/permanent_link.html', { 'url' : url, })
+    if not request.POST:
+        # Display the template
+        return render_to_response('node/permanent_link.html', { 'url' : url, })
+
+    return {
+        'commands' : {
+            'copy_url' : [request.POST['permanent_link_url'],],
+        },
+        'message' : _("The permanent URL to the answer has been copied to your clipboard."),
+    }
+
+@decorate.withfn(command)
+def award_points(request, user_id, answer_id):
+    user = request.user
+    awarded_user = get_object_or_404(User, id=user_id)
+    answer = get_object_or_404(Answer, id=answer_id)
+
+    # Users shouldn't be able to award themselves
+    if awarded_user.id == user.id:
+        raise CannotDoOnOwnException(_("award"))
+
+    # Anonymous users cannot award  points, they just don't have such
+    if not user.is_authenticated():
+        raise AnonymousNotAllowedException(_('award'))
+
+    if not request.POST:
+        return render_to_response("node/award_points.html", {
+            'user' : user,
+            'awarded_user' : awarded_user,
+            'reputation_to_comment' : str(settings.REP_TO_COMMENT)
+        })
+    else:
+        points = int(request.POST['points'])
+
+        # We should check if the user has enough reputation points, otherwise we raise an exception.
+        if points < 0:
+            raise CommandException(_("The number of points to award needs to be a positive value."))
+
+        if user.reputation < points:
+            raise NotEnoughRepPointsException(_("award"))
+
+        extra = dict(message=request.POST.get('message', ''), awarding_user=request.user.id, value=points)
+
+        # We take points from the awarding user
+        AwardPointsAction(user=request.user, node=answer, extra=extra).save(data=dict(value=points, affected=awarded_user))
+
+        return { 'message' : _("You have awarded %(awarded_user)s with %(points)d points") % {'awarded_user' : awarded_user, 'points' : points} }
+