Example #1
0
        public ActionResult GetFeed(string name, string feedName)
        {
            var id = RiverWall.NewId(name);
            var wall = RavenSession.Load<RiverWall>(id.Full());

            var feedTarget = GetFeed(wall, feedName);

            if (!feedTarget.IsFound)
                return HttpNotFound();

            var hostTarget = feedTarget.Item.Host;
            var pathTarget = feedTarget.Item.Path;

            ViewBag.FeedUrl = hostTarget + pathTarget;

            var cache = this.HttpContext.Cache[ViewBag.FeedUrl];

            if (cache == null)
            {
                var fetch = new RiverFetcher();
                try
                {
                    var output = fetch.Download(hostTarget, pathTarget);
                    var river = fetch.Serialize(output);

                    HttpContext.Cache.Add(ViewBag.FeedUrl, river, null, Cache.NoAbsoluteExpiration, new TimeSpan(0, 10, 0), CacheItemPriority.Default, null);

                    var renderer = new FeedTemplateRenderer(river, wall.Template.FeedTemplate);

                    this.CompressAndSetLongExpirationCache();
                    return Content(renderer.Render().ToString(), "text/html");
                }
                catch (Exception ex)
                {
                    return Content("Sorry, we really try to process " + ViewBag.FeedUrl + " but fate has decided on something else. " + ex.Message);
                }
            }
            else
            {
                var renderer = new FeedTemplateRenderer(cache as FeedsRiver, wall.Template.FeedTemplate);

                this.CompressAndSetLongExpirationCache();
                return Content(renderer.Render().ToString(), "text/html");
            }
        }
Example #2
0
        public ActionResult Feed(string feedName)
        {
            var feedTarget = GetFeed(feedName);

            if (!feedTarget.IsFound)
                return HttpNotFound();

            var hostTarget = feedTarget.Item.Host;
            var pathTarget = feedTarget.Item.Path;

            ViewBag.FeedUrl = hostTarget + pathTarget;

            var cache = this.HttpContext.Cache[ViewBag.FeedUrl];

            if (cache == null)
            {
                var fetch = new RiverFetcher();
                try
                {
                    var output = fetch.Download(hostTarget, pathTarget);
                    var river = fetch.Serialize(output);

                    HttpContext.Cache.Add(ViewBag.FeedUrl, river, null, Cache.NoAbsoluteExpiration, new TimeSpan(0, 10, 0), CacheItemPriority.Default, null);

                    ViewBag.CacheStatus = "No Cache";

                    var renderer = new FeedTemplateRenderer(river, _template);
                    this.Compress();
                    return Content(renderer.Render().ToString(), "text/html");
                }
                catch (Exception ex)
                {
                    return Content("Sorry, we really try to process " + ViewBag.FeedUrl + " but fate has decided on something else. " + ex.Message);
                }
            }
            else
            {
                ViewBag.CacheStatus = "Cached for 10 minutes";
                var renderer = new FeedTemplateRenderer(cache as FeedsRiver, _template);
                this.Compress();
                return Content(renderer.Render().ToString(), "text/html");
            }
        }
Example #3
0
        public ActionResult Feed(string name)
        {
            var hostTarget = Texts.FromUriHost(this.Request.Url);
            var pathTarget = "/s/riverjs/" + name;

            ViewBag.FeedUrl = hostTarget + pathTarget;

            FeedsRiver cache = SyndicationFeedCache.Get(ViewBag.FeedUrl as string, HttpContext.Cache);

            if (cache == null)
            {
                var fetch = new RiverFetcher();
                try
                {
                    var output = fetch.Download(hostTarget, pathTarget);
                    var river = fetch.Serialize(output);

                    SyndicationFeedCache.Store(ViewBag.Url as string, river, HttpContext.Cache);

                    ViewBag.CacheStatus = "No Cache";

                    var renderer = new FeedTemplateRenderer(river, _template);
                    this.Compress();
                    return Content(renderer.Render().ToString(), "text/html");
                }
                catch (Exception ex)
                {
                    return Content("Sorry, we really try to process " + ViewBag.FeedUrl + " but fate has decided on something else. " + ex.Message);
                }
            }
            else
            {
                ViewBag.CacheStatus = "Cached for 10 minutes";
                var renderer = new FeedTemplateRenderer(cache, _template);
                this.Compress();
                return Content(renderer.Render().ToString(), "text/html");
            }
        }
Example #4
0
        public ActionResult AddSource(string riverGuid, string title, string uri)
        {
            if (string.IsNullOrWhiteSpace(riverGuid))
                this.PropertyValidationMessage("RiverGuid", "A critical id is missing. Please refresh your page and try again");

            if (string.IsNullOrWhiteSpace(title))
                this.PropertyValidationMessage("Title", "Title is required");

            if (string.IsNullOrWhiteSpace(uri))
                this.PropertyValidationMessage("Uri", "Uri is required");

            Uri jsonUrl = null;
            try
            {
                jsonUrl = new Uri(uri);
            }
            catch
            {
                this.PropertyValidationMessage("Uri", "Given Uri is invalid. Please do not forget to include http://");
            }

            if (!ModelState.IsValid)
            {
                var errors = this.ProduceAJAXErrorMessage(ModelState);
                return HttpDoc<EmptyHttpReponse>.PreconditionFailed(errors.ToJson()).ToJson();
            }

            var wall = RavenSession.Query<RiverWall>().Where(x => x.Guid == riverGuid).FirstOrDefault();

            if (wall == null)
                this.PropertyValidationMessage("RiverGuid", "The River Id is not valid. Please refresh your page.");
            else
            {
                try
                {
                    var fetcher = new RiverFetcher();
                    var content = fetcher.Download(Texts.FromUriHost(jsonUrl), jsonUrl.PathAndQuery);
                    var river = fetcher.Serialize(content);
                    var name = Texts.ConvertTitleToName(title);

                    wall.Sources.Items.Add(new RiverSubscriptionItem
                    {
                        Name = name,
                        Text = title,
                        JSONPUri = jsonUrl
                    });

                    RavenSession.Store(wall);
                    this.RavenSession.SaveChanges();

                    return HttpDoc<dynamic>.OK(new { Message = "Source added", Name = name }).ToJson();
                }
                catch
                {
                    this.PropertyValidationMessage("Uri", "Given Uri does not exist or is an invalid river format. Please try again.");
                }
            }

            if (!ModelState.IsValid)
            {
                var errors = this.ProduceAJAXErrorMessage(ModelState);
                return HttpDoc<EmptyHttpReponse>.PreconditionFailed(errors.ToJson()).ToJson();
            }

            return HttpDoc<dynamic>.OK(new { Message = "Source added" }).ToJson();
        }