def article_delete(user, article_slug, **kwargs): """Delete an article or forum post This doesn't actually delete but rather clears the auther, title and content fields and sets is_visible to False. It isn't possible to clear the slug field because it'd break hyperlinks. Commenting is still possible if you have the hyperlink to the article saved. To fully delete an article you must go in the backend. We mustn't allow users without staff privileges to edit an article once it's been converted to a news article. """ if not (user and user.id): raise APIException(_("you're not logged in")) try: article = db.Article.objects.get(slug=article_slug, is_deleted=False) except db.Article.DoesNotExist: raise APIException(_("article not found")) _check_modify_article(user, article) if user != article.author: if not user.is_superuser: raise APIException(_("insufficient privileges")) article.author = None article.title = "[DELETED]" article.content = "[DELETED]" article.is_visible = False article.save() return []
def message_send(user, to_username, content, **kwargs): """Send a private message""" if not (user and user.id): raise APIException(_("you're not logged in")) content = content.strip() if len(content) < 3: raise APIException(_("message too short")) try: to_user = db.User.objects.get(username=to_username, is_active=True) except db.User.DoesNotExist: raise APIException(_('user not found')) if user == to_user: raise APIException(_("you can't message yourself")) if not user.is_staff: hours24 = now() - timedelta(hours=24) rec = db.Message.objects.filter(from_user=user, published__gt=hours24) sentusers = set(m.to_user.username for m in rec) if len(sentusers) > settings.OWS_LIMIT_MSG_DAY: raise APIException( _("you can't send more than %(limit)s messages per day") % {"limit": settings.OWS_LIMIT_MSG_DAY}) msg = db.Message.objects.create(from_user=user, to_user=to_user, content=content) db.Notification.send( to_user, user.get_absolute_url(), _("%(username)s sent you a message" % {"username": user.username})) html = render_to_string('occupywallst/message.html', {'message': msg}) return [msg.as_dict({'html': html})]
def comment_vote(user, comment, vote, **kwargs): """Increases comment karma by one If a user is logged in, we track their votes in the database. If a user is not logged in, we still allow them to vote but to prevent them from clicking the downvote arrow repeatedly we only allow an IP to vote once. We track these votes in a non-persistant cache because we don't want to log IP addresses. """ if not (user and user.id): raise APIException(_("not logged in")) if not isinstance(comment, db.Comment): try: comment = db.Comment.objects.get(id=comment, is_deleted=False) except db.Comment.DoesNotExist: raise APIException(_("comment not found")) if not settings.DEBUG and not user.is_staff: for tdelta, maxvotes in settings.OWS_LIMIT_VOTES: votes = (db.CommentVote.objects.filter(user=user, time__gt=now() - tdelta).count()) if votes > maxvotes: raise APIException(_("you're voting too much")) if not user.userinfo.is_shadow_banned: if vote == "up": comment.upvote(user) elif vote == "down": comment.downvote(user) else: raise APIException(_("invalid vote")) return []
def signup(request, username, password, email, **kwargs): """Create a new account - Username must have only letters/numbers and be 3-30 chars - Password must be 6-128 chars - Email is optional """ raise APIException("disabled") if request.user.is_authenticated(): raise APIException(_("you're already logged in")) check_username(username=username) if len(password) < 6: raise APIException(_("password must be at least six characters")) if len(password) > 128: raise APIException(_("password too long")) if email: if not email_re.match(email): raise APIException(_("invalid email address")) user = db.User() user.username = username user.set_password(password) user.email = email user.save() userinfo = db.UserInfo() userinfo.user = user userinfo.attendance = 'maybe' userinfo.save() user.userinfo = userinfo user.save() res = login(request, username, password) res[0]['conversion'] = render_to_string('occupywallst/conversion.html') return res
def article_edit(user, article_slug, title, content, **kwargs): """Edit an article or forum post We mustn't allow users without staff privileges to edit an article once it's been flagged to allow HTML or converted to a news article. """ if not (user and user.id): raise APIException(_("you're not logged in")) title = title.strip() content = content.strip() try: article = db.Article.objects.get(slug=article_slug, is_deleted=False) except db.Article.DoesNotExist: raise APIException(_("article not found")) if not user.is_staff: if article.author != user: raise APIException(_("you didn't post that")) if article.allow_html or not article.is_forum: raise APIException(_("insufficient privileges")) article.title = title article.content = content _check_post(user, article) article.save() return article_get(user, article_slug)
def login(request, username, password, **kwargs): """Login user""" if request.user.is_authenticated(): raise APIException(_("you're already logged in")) user = auth.authenticate(username=username, password=password) if not user: raise APIException(_("invalid username or password")) auth.login(request, user) return [user.userinfo.as_dict()]
def check_username(username, check_if_taken=True, **kwargs): """Check if a username is valid and available""" if len(username) < 3: raise APIException(_("username too short")) if len(username) > 30: raise APIException(_("username too long")) if not re.match(r'[a-zA-Z0-9]{3,30}', username): raise APIException(_("bad username, use only letters/numbers")) if check_if_taken: if db.User.objects.filter(username__iexact=username).count(): raise APIException(_("username is taken")) return []
def _check_modify_comment(user, comment, mods_only=False): """Ensure user have permission to modify an comment Normal users can only edit their own comments. Moderators and staff can modify all comments. """ if not user.userinfo.can_moderate(): if comment.user != user: raise APIException(_("you didn't post that")) if user.userinfo.can_moderate() and not user.is_staff: if comment.user.is_staff: raise APIException(_("insufficient privileges"))
def ride_request_update(request_id, status, user=None, **kwargs): ride_request = (db.RideRequest.objects.filter(id=request_id) .select_related("ride", "ride__user")) try: req = ride_request[0] except IndexError: raise APIException(_("request not found")) if req.ride.user == user: req.status = status req.save() return [{"id": req.id, "status": req.status}] else: raise APIException(_("insufficient permissions"))
def message_delete(user, message_id, **kwargs): """Delete a message Both the sender and the receiver are able to delete messages. """ if not (user and user.id): raise APIException(_("you're not logged in")) try: msg = db.Message.objects.get(id=message_id, is_deleted=False) except db.Message.DoesNotExist: raise APIException(_("message not found")) if user != msg.to_user and user != msg.from_user: raise APIException(_("you didn't send or receive that message")) msg.delete() return []
def _check_modify_article(user, article): """Ensure user have permission to modify an article Normal users can only edit their own forum posts. Moderators can edit all forum posts; however, only staff/admin users can edit news articles and articles that have been flagged to allow html. """ if not user.is_staff: if not article.is_forum or article.allow_html: raise APIException(_("insufficient privileges")) if not user.userinfo.can_moderate(): if article.author != user: raise APIException(_("you didn't post that")) if user.userinfo.can_moderate() and not user.is_staff: if article.author.is_staff: raise APIException(_("insufficient privileges"))
def _limiter(last, seconds): limit = timedelta(seconds=seconds) since = (now() - last) if since < limit: raise APIException( _("please wait %(duration)s before making another post") % {"duration": timesince(now() - limit + since)})
def carousel_get(user, carousel_id=None, **kwargs): """Fetch a list of photos in a carousel""" try: carousel = db.Carousel.objects.get(id=carousel_id) except db.Carousel.DoesNotExist: raise APIException(_("carousel not found")) return [photo.as_dict() for photo in carousel.photo_set.all()]
def article_get_comments(user, article_slug=None, **kwargs): """Get all comments for an article""" try: article = db.Article.objects.get(slug=article_slug, is_deleted=False) comments = article.comment_set.all() return [comment.as_dict() for comment in comments] except db.Article.DoesNotExist: raise APIException(_("article not found"))
def article_get_comment_votes(user, article_slug=None, **kwargs): """Get all votes for all comments for an article""" try: article = db.Article.objects.get(slug=article_slug, is_deleted=False) votes = db.CommentVote.objects.filter( comment__in=article.comment_set.all()) return [vote.as_dict() for vote in votes] except db.Article.DoesNotExist: raise APIException(_("article not found"))
def comment_delete(user, comment_id, **kwargs): """Delete a comment Also decrements article comment count. """ if not (user and user.id): raise APIException(_("you're not logged in")) try: comment = db.Comment.objects.get(id=comment_id, is_deleted=False) except db.Comment.DoesNotExist: raise APIException(_("comment not found")) if not user.is_staff: if comment.user != user: raise APIException(_("you didn't post that")) comment.article.comment_count -= 1 comment.article.save() comment.delete() return []
def article_remove(user, article_slug, action, **kwargs): """Makes an article unlisted and invisible to search engines""" if not (user and user.id): raise APIException(_("you're not logged in")) if not user.is_staff: raise APIException(_("insufficient permissions")) try: article = db.Article.objects.get(slug=article_slug, is_deleted=False) except db.Article.DoesNotExist: raise APIException(_("article not found")) if action == 'remove': article.is_visible = False elif action == 'unremove': article.is_visible = True else: raise APIException(_("invalid action")) article.save() return []
def comment_edit(user, comment_id, content, **kwargs): """Edit a comment's content""" if not (user and user.id): raise APIException(_("you're not logged in")) content = content.strip() if len(content) < 3: raise APIException(_("comment too short")) try: comment = db.Comment.objects.get(id=comment_id, is_deleted=False) except db.Comment.DoesNotExist: raise APIException(_("comment not found")) if not user.is_staff: if comment.user != user: raise APIException(_("you didn't post that")) comment.content = content _check_post(user, comment) comment.save() return comment_get(user, comment.id)
def comment_delete(user, comment_id, **kwargs): """Delete a comment Also decrements article comment count. """ if not (user and user.id): raise APIException(_("you're not logged in")) try: comment = db.Comment.objects.get(id=comment_id, is_deleted=False) except db.Comment.DoesNotExist: raise APIException(_("comment not found")) _check_modify_comment(user, comment) if user != comment.user: if not user.is_superuser: raise APIException(_("insufficient privileges")) comment.article.comment_count -= 1 comment.article.save() comment.delete() return []
def comment_edit(user, comment_id, content, **kwargs): """Edit a comment's content""" if not (user and user.id): raise APIException(_("you're not logged in")) content = content.strip() if len(content) < 3: raise APIException(_("comment too short")) try: comment = db.Comment.objects.get(id=comment_id, is_deleted=False) except db.Comment.DoesNotExist: raise APIException(_("comment not found")) _check_modify_comment(user, comment) if user != comment.user: if not user.is_superuser: raise APIException(_("insufficient privileges")) comment.content = content _check_post(user, comment) comment.save() return comment_get(user, comment.id)
def forumlinks(user, after, count, **kwargs): """Used for continuous stream of forum post links""" after, count = int(after), int(count) if after < 0 or count <= 0: raise APIException(_("bad arguments")) articles = (db.Article.objects_as(user).select_related( "author", "author__userinfo").order_by('-killed')) for article in articles[after:after + count]: yield render_to_string('occupywallst/forumpost_synopsis.html', { 'article': article, 'user': user })
def article_get(user, article_slug=None, read_more=False, **kwargs): """Get article information""" read_more = _to_bool(read_more) try: article = db.Article.objects.get(slug=article_slug, is_deleted=False) except db.Article.DoesNotExist: raise APIException(_("article not found")) html = render_to_string('occupywallst/article_content.html', {'article': article, 'user': user, 'read_more': read_more}) return [article.as_dict({'html': html})]
def forumlinks(after, count, **kwargs): """Used for continuous stream of forum post links""" after, count = int(after), int(count) if after < 0 or count <= 0: raise APIException(_("bad arguments")) articles = (db.Article.objects .select_related("author") .filter(is_visible=True, is_deleted=False) .order_by('-killed')) for article in articles[after:after + count]: yield render_to_string('occupywallst/forumpost_synopsis.html', {'article': article})
def comment_remove(user, comment_id, action, **kwargs): """Allows moderator to remove a comment""" if not (user and user.id): raise APIException(_("you're not logged in")) if not user.is_staff: raise APIException(_("insufficient permissions")) try: comment = db.Comment.objects.get(id=comment_id, is_deleted=False) except db.Comment.DoesNotExist: raise APIException(_("comment not found")) if action == 'remove' and not comment.is_removed: comment.is_removed = True comment.article.comment_count -= 1 elif action == 'unremove' and comment.is_removed: comment.is_removed = False comment.article.comment_count += 1 else: raise APIException(_("invalid action")) comment.save() comment.article.save() return []
def shadowban(user, username, action, **kwargs): """Ban a user through nefarious means""" if not (user and user.id): raise APIException(_("you're not logged in")) if not user.userinfo.can_moderate(): raise APIException(_("insufficient permissions")) try: user2 = db.User.objects.get(username=username) except db.User.DoesNotExist: raise APIException(_("user not found")) if user2.userinfo.can_moderate(): raise APIException(_("cannot ban privileged users")) if action == 'ban': if not user2.userinfo.is_shadow_banned: user2.userinfo.is_shadow_banned = True elif action == 'unban': if user2.userinfo.is_shadow_banned: user2.userinfo.is_shadow_banned = False else: raise APIException(_("invalid action")) user2.userinfo.save() return []
def article_new(user, title, content, is_forum, **kwargs): """Create a news article or forum thread We mustn't allow users without staff privileges to post news articles. """ is_forum = _to_bool(is_forum) if not (user and user.id): raise APIException(_("you're not logged in")) if not is_forum: if not user.is_staff: raise APIException(_("insufficient privileges")) title = title.strip() content = content.strip() slug = slugify(title)[:50] if db.Article.objects.filter(slug=slug).count(): raise APIException(_("a thread with this title exists")) if not settings.DEBUG and not user.is_staff: last = user.article_set.order_by('-published')[:1] if last: _limiter(last[0].published, settings.OWS_LIMIT_THREAD) ip = _try_to_get_ip(kwargs) if ip: last = cache.get('api_article_new_' + ip) if last: _limiter(last, settings.OWS_LIMIT_THREAD) article = db.Article() article.author = user article.published = now() article.is_visible = True article.title = title article.slug = slug article.content = content article.is_forum = is_forum article.ip = _try_to_get_ip(kwargs) _check_post(user, article) article.save() return article_get(user, slug)
def commentfeed(user, after, count, **kwargs): """Used for continuous stream of forum comments""" ip = _try_to_get_ip(kwargs) after, count = int(after), int(count) if after < 0 or count <= 0: raise APIException(_("bad arguments")) comments = (db.Comment.objects_as(user).select_related( "article", "user", "user__userinfo").order_by('-published'))[after:after + count + 10] comments = db.mangle_comments(comments, user, ip) for comment in comments[:count]: yield render_to_string('occupywallst/comment.html', { 'comment': comment, 'user': user, 'can_reply': True, 'extended': True })
def _check_post(user, post): """Ensure user-submitted forum content is kosher""" if user.userinfo.can_moderate(): return if len(post.content) < 3: raise APIException(_("content too short")) if len(post.content) > 10 * 1024: raise APIException(_("content too long")) if ((len(post.content) < 8 and 'bump' in post.content.lower()) or (len(post.content) < 5 and '+1' in post.content.lower())): raise APIException(_("please don't bump threads")) if _too_many_caps(post.content): raise APIException(_("turn off bloody caps lock")) if hasattr(post, 'title'): if len(post.title) < 3: raise APIException(_("title too short")) if len(post.title) > 128: raise APIException(_("title too long")) if _too_many_caps(post.title): raise APIException(_("turn off bloody caps lock")) if db.SpamText.is_spam(post.title): post.is_removed = True if 'watch' in re.sub('[^a-z]', '', post.title.lower()): post.is_removed = True if 'episode' in re.sub('[^a-z]', '', post.title.lower()): post.is_removed = True if 'streaming' in re.sub('[^a-z]', '', post.title.lower()): post.is_removed = True if 'download' in re.sub('[^a-z]', '', post.title.lower()): post.is_removed = True if re.match(r's\d\de\d\d', post.title.lower()): post.is_removed = True if ' HD ' in post.title: post.is_removed = True if db.SpamText.is_spam(post.content): post.is_removed = True if post.is_removed: _train(post) if user.userinfo.is_shadow_banned: post.is_removed = True try: bclass = REDBAY.classify(post.full_text()) except redis.ConnectionError: bclass = 'good' if bclass == 'bad' and user.userinfo.karma < settings.OWS_KARMA_THRESHOLD: post.is_removed = True
def comment_get(user, comment_id=None, **kwargs): """Fetch a single comment information""" try: comment = db.Comment.objects.get(id=comment_id, is_deleted=False) except db.Comment.DoesNotExist: raise APIException(_("comment not found")) comment.upvoted = False comment.downvoted = False if user and user.id: try: vote = db.CommentVote.objects.get(comment=comment, user=user) except db.CommentVote.DoesNotExist: vote = None if vote: if vote.vote == 1: comment.upvoted = True elif vote.vote == -1: comment.downvoted = True html = render_to_string('occupywallst/comment.html', {'comment': comment, 'user': user, 'can_reply': True}) return [comment.as_dict({'html': html})]
def _check_post(user, post): """Ensure user-submitted forum content is kosher""" if user.is_staff: return if len(post.content) < 3: raise APIException(_("content too short")) if len(post.content) > 10 * 1024: raise APIException(_("content too long")) if ((len(post.content) < 8 and 'bump' in post.content.lower()) or (len(post.content) < 5 and '+1' in post.content.lower())): raise APIException(_("please don't bump threads")) if _too_many_caps(post.content): raise APIException(_("turn off bloody caps lock")) if hasattr(post, 'title'): if len(post.title) < 3: raise APIException(_("title too short")) if len(post.title) > 255: raise APIException(_("title too long")) if _too_many_caps(post.title): raise APIException(_("turn off bloody caps lock")) if db.SpamText.is_spam(post.content): post.is_removed = True if user.userinfo.is_shadow_banned: post.is_removed = True