Example #1
0
def varnish_purge(request):
    # Authenticate
    if (not request.user or not request.user.is_authenticated() or not ESPUser(request.user).isAdministrator()):
        raise PermissionDenied
    # Purge the page specified
    purge_page(request.POST['page'])
    # Return the minimum possible
    return HttpResponse('')
Example #2
0
def varnish_purge(request):
    # Authenticate
    if (not request.user or not request.user.is_authenticated()
            or not ESPUser(request.user).isAdministrator()) and (
                not UserBit.objects.user_has_verb(
                    request.user, GetNode('V/Administer/Edit/QSD'))):
        raise PermissionDenied
    # Purge the page specified
    purge_page(request.POST['page'])
    # Return the minimum possible
    return HttpResponse('')
Example #3
0
def ajax_qsd(request):
    """ Ajax function for in-line QSD editing.  """
    from django.utils import simplejson
    from esp.lib.templatetags.markdown import markdown

    result = {}
    post_dict = request.POST.copy()

    if (request.user.id is None):
        return HttpResponse(
            content=
            'Oops! Your session expired!\nPlease open another window, log in, and try again.\nYour changes will not be lost if you keep this page open.',
            status=500)
    if post_dict['cmd'] == "update":
        qsd = QuasiStaticData.objects.get(id=post_dict['id'])
        if not Permission.user_can_edit_qsd(request.user, qsd.url):
            return HttpResponse(
                content='Sorry, you do not have permission to edit this page.',
                status=500)

        # Since QSD now uses reversion, we want to only modify the data if we've actually changed something
        # The revision will automatically be created upon calling the save function of the model object
        if qsd.content != post_dict['data']:
            qsd.content = post_dict['data']
            qsd.load_cur_user_time(request, )
            qsd.save()

            # We should also purge the cache
            purge_page(qsd.url + ".html")

        result['status'] = 1
        result['content'] = markdown(qsd.content)
        result['id'] = qsd.id
    if post_dict['cmd'] == "create":
        if not Permission.user_can_edit_qsd(request.user, post_dict['url']):
            return HttpResponse(
                content="Sorry, you do not have permission to edit this page.",
                status=500)
        qsd, created = QuasiStaticData.objects.get_or_create(
            url=post_dict['url'], defaults={'author': request.user})
        qsd.content = post_dict['data']
        qsd.author = request.user
        qsd.save()
        result['status'] = 1
        result['content'] = markdown(qsd.content)
        result['id'] = qsd.id

    return HttpResponse(simplejson.dumps(result))
Example #4
0
def qsd(request, branch, name, section, action):

    READ_VERB = 'V/Flags/Public'
    EDIT_VERB = 'V/Administer/Edit/QSD'

    if action == 'read':
        base_url = request.path[:-5]
    else:
        base_url = request.path[:(-len(action) - 6)]

    # Detect edit authorizations
    have_read = True

    if not have_read and action == 'read':
        raise Http403, "You do not have permission to access this page."

    # Fetch the QSD object
    try:
        qsd_rec = QuasiStaticData.objects.get_by_path__name(branch, name)
        if qsd_rec == None:
            raise QuasiStaticData.DoesNotExist
        if qsd_rec.disabled:
            raise QuasiStaticData.DoesNotExist

    except QuasiStaticData.DoesNotExist:
        have_edit = UserBit.UserHasPerms(request.user, branch, EDIT_VERB)

        if have_edit:
            if action in (
                    'edit',
                    'create',
            ):
                qsd_rec = QuasiStaticData()
                qsd_rec.path = branch
                qsd_rec.name = name
                qsd_rec.nav_category = NavBarCategory.default()
                qsd_rec.title = 'New Page'
                qsd_rec.content = 'Please insert your text here'
                qsd_rec.create_date = datetime.now()
                qsd_rec.keywords = ''
                qsd_rec.description = ''
                action = 'edit'

            if (action == 'read'):
                edit_link = base_url + '.edit.html'
                return render_to_response('qsd/nopage_edit.html',
                                          request, (branch, section),
                                          {'edit_link': edit_link},
                                          use_request_context=False)
        else:
            if action == 'read':
                raise Http404, 'This page does not exist.'
            else:
                raise Http403, 'Sorry, you can not modify <tt>%s</tt>.' % request.path

    if action == 'create':
        action = 'edit'

    # Detect the standard read verb
    if action == 'read':
        if not have_read:
            raise Http403, 'You do not have permission to read this page.'

        # Render response
        response = render_to_response(
            'qsd/qsd.html',
            request,
            (branch, section),
            {
                'title': qsd_rec.title,
                'nav_category': qsd_rec.nav_category,
                'content': qsd_rec.html(),
                'qsdrec': qsd_rec,
                'have_edit':
                True,  ## Edit-ness is determined client-side these days
                'edit_url': base_url + ".edit.html"
            },
            use_request_context=False)

        #        patch_vary_headers(response, ['Cookie'])
        #        if have_edit:
        #            add_never_cache_headers(response)
        #            patch_cache_control(response, no_cache=True, no_store=True)
        #        else:
        patch_cache_control(response, max_age=3600, public=True)

        return response

    # Detect POST
    if request.POST.has_key('post_edit'):
        have_edit = UserBit.UserHasPerms(request.user, branch, EDIT_VERB)

        if not have_edit:
            raise Http403, "Sorry, you do not have permission to edit this page."

        # Arguably, this should retrieve the DB object, use the .copy()
        # method, and then update it. Doing it this way saves a DB call
        # (and requires me to make fewer changes).
        qsd_rec_new = QuasiStaticData()
        qsd_rec_new.path = branch
        qsd_rec_new.name = name
        qsd_rec_new.author = request.user
        qsd_rec_new.nav_category = NavBarCategory.objects.get(
            id=request.POST['nav_category'])
        qsd_rec_new.content = request.POST['content']
        qsd_rec_new.title = request.POST['title']
        qsd_rec_new.description = request.POST['description']
        qsd_rec_new.keywords = request.POST['keywords']
        qsd_rec_new.save()

        # We should also purge the cache
        purge_page(qsd_rec_new.url())

        qsd_rec = qsd_rec_new

        # If any files were uploaded, save them
        for name, file in request.FILES.iteritems():
            m = Media()

            # Strip "media/" from FILE, and strip the file name; just return the path
            path = dirname(name[9:])
            if path == '':
                m.anchor = qsd_rec.path
            else:
                m.anchor = GetNode('Q/' + dirname(name))

            # Do we want a better/manual mechanism for setting friendly_name?
            m.friendly_name = basename(name)

            m.format = ''

            local_filename = name
            if name[:9] == 'qsdmedia/':
                local_filename = name[9:]

            m.handle_file(file, local_filename)
            m.save()

    # Detect the edit verb
    if action == 'edit':
        have_edit = UserBit.UserHasPerms(request.user, branch, EDIT_VERB)

        # Enforce authorizations (FIXME: SHOW A REAL ERROR!)
        if not have_edit:
            raise ESPError(
                False), "You don't have permission to edit this page."

        m = ESPMarkdown(qsd_rec.content, media={})

        m.toString()
        #        assert False, m.BrokenLinks()

        # Render an edit form
        return render_to_response(
            'qsd/qsd_edit.html',
            request, (branch, section), {
                'title': qsd_rec.title,
                'content': qsd_rec.content,
                'keywords': qsd_rec.keywords,
                'description': qsd_rec.description,
                'nav_category': qsd_rec.nav_category,
                'nav_categories': NavBarCategory.objects.all(),
                'qsdrec': qsd_rec,
                'qsd': True,
                'missing_files': m.BrokenLinks(),
                'target_url': base_url.split("/")[-1] + ".edit.html",
                'return_to_view': base_url.split("/")[-1] + ".html"
            },
            use_request_context=False)

    # Operation Complete!
    raise Http404('Unexpected QSD operation')
Example #5
0
def qsd(request, url):

    #   Extract the 'action' from the supplied URL if there is one
    url_parts = url.split('/')
    page_name = url_parts[-1]
    page_name_parts = page_name.split('.')
    if len(page_name_parts) > 1:
        action = page_name_parts[-1]
        page_name_base = '.'.join(page_name_parts[:-1])
    else:
        action = 'read'
        page_name_base = page_name
    base_url = '/'.join(url_parts[:-1] + [page_name_base])

    # Detect edit authorizations
    have_read = True

    if not have_read and action == 'read':
        raise Http403, "You do not have permission to access this page."

    # Fetch the QSD object
    try:
        qsd_rec = QuasiStaticData.objects.get_by_url(base_url)
        if qsd_rec == None:
            raise QuasiStaticData.DoesNotExist
        if qsd_rec.disabled:
            raise QuasiStaticData.DoesNotExist

    except QuasiStaticData.DoesNotExist:
        have_edit = Permission.user_can_edit_qsd(request.user, base_url)

        if have_edit:
            if action in (
                    'edit',
                    'create',
            ):
                qsd_rec = QuasiStaticData()
                qsd_rec.url = base_url
                qsd_rec.nav_category = NavBarCategory.default()
                qsd_rec.title = 'New Page'
                qsd_rec.content = 'Please insert your text here'
                qsd_rec.create_date = datetime.now()
                qsd_rec.keywords = ''
                qsd_rec.description = ''
                action = 'edit'

            if (action == 'read'):
                edit_link = '/' + base_url + '.edit.html'
                return render_to_response('qsd/nopage_create.html',
                                          request, {'edit_link': edit_link},
                                          use_request_context=False)
        else:
            if action == 'read':
                raise Http404, 'This page does not exist.'
            else:
                raise Http403, 'Sorry, you can not modify <tt>%s</tt>.' % request.path

    if action == 'create':
        action = 'edit'

    # Detect the standard read verb
    if action == 'read':
        if not have_read:
            raise Http403, 'You do not have permission to read this page.'

        # Render response
        response = render_to_response(
            'qsd/qsd.html',
            request,
            {
                'title': qsd_rec.title,
                'nav_category': qsd_rec.nav_category,
                'content': qsd_rec.html(),
                'settings': settings,
                'qsdrec': qsd_rec,
                'have_edit':
                True,  ## Edit-ness is determined client-side these days
                'edit_url': '/' + base_url + ".edit.html"
            },
            use_request_context=False)

        #        patch_vary_headers(response, ['Cookie'])
        #        if have_edit:
        #            add_never_cache_headers(response)
        #            patch_cache_control(response, no_cache=True, no_store=True)
        #        else:
        patch_cache_control(response, max_age=3600, public=True)

        return response

    # Detect POST
    if request.POST.has_key('post_edit'):
        have_edit = Permission.user_can_edit_qsd(request.user, base_url)

        if not have_edit:
            raise Http403, "Sorry, you do not have permission to edit this page."

        nav_category_target = NavBarCategory.objects.get(
            id=request.POST['nav_category'])

        # Since QSD now uses reversion, we want to only modify the data if we've actually changed something
        # The revision will automatically be created upon calling the save function of the model object
        if qsd_rec.url != base_url or qsd_rec.nav_category != nav_category_target or qsd_rec.content != request.POST[
                'content'] or qsd_rec.description != request.POST[
                    'description'] or qsd_rec.keywords != request.POST[
                        'keywords']:
            qsd_rec.url = base_url
            qsd_rec.nav_category = NavBarCategory.objects.get(
                id=request.POST['nav_category'])
            qsd_rec.content = request.POST['content']
            qsd_rec.title = request.POST['title']
            qsd_rec.description = request.POST['description']
            qsd_rec.keywords = request.POST['keywords']

            qsd_rec.load_cur_user_time(request)
            qsd_rec.save()

            # We should also purge the cache
            purge_page(qsd_rec.url + ".html")

        # If any files were uploaded, save them
        for name, file in request.FILES.iteritems():
            m = Media()

            # Strip "media/" from FILE, and strip the file name; just return the path
            path = dirname(name[9:])

            # Do we want a better/manual mechanism for setting friendly_name?
            m.friendly_name = basename(name)

            m.format = ''

            local_filename = name
            if name[:9] == 'qsdmedia/':
                local_filename = name[9:]

            m.handle_file(file, local_filename)
            m.save()

    # Detect the edit verb
    if action == 'edit':
        have_edit = Permission.user_can_edit_qsd(request.user, base_url)

        # Enforce authorizations (FIXME: SHOW A REAL ERROR!)
        if not have_edit:
            raise ESPError(
                False), "You don't have permission to edit this page."

        m = ESPMarkdown(qsd_rec.content, media={})

        m.toString()
        #        assert False, m.BrokenLinks()

        # Render an edit form
        return render_to_response(
            'qsd/qsd_edit.html',
            request, {
                'title': qsd_rec.title,
                'content': qsd_rec.content,
                'keywords': qsd_rec.keywords,
                'description': qsd_rec.description,
                'nav_category': qsd_rec.nav_category,
                'nav_categories': NavBarCategory.objects.all(),
                'qsdrec': qsd_rec,
                'qsd': True,
                'missing_files': m.BrokenLinks(),
                'target_url': base_url.split("/")[-1] + ".edit.html",
                'return_to_view': base_url.split("/")[-1] + ".html#refresh"
            },
            use_request_context=False)

    # Operation Complete!
    raise Http404('Unexpected QSD operation')