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Reworked backend & DbAccess

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This commit is contained in:
Max 2023-06-17 14:04:26 +02:00
parent ea91abe629
commit 13d5c207f5
9 changed files with 137 additions and 111 deletions
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37
SharpRss/Core/Cache/TempCache.cs Normal file
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@ -0,0 +1,37 @@
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using SharpRss.Models;
namespace SharpRss.Core.Cache
{
internal enum CacheFetch
{
Category,
Syndication
}
internal static class TempCache
{
private static Dictionary<string, CategoryModel> _categoryCache = new Dictionary<string, CategoryModel>();
private static Dictionary<string, SyndicationModel> _syndicationCache = new Dictionary<string, SyndicationModel>();
public static async Task UpdateCache(CacheFetch cf)
{
switch (cf)
{
case CacheFetch.Category:
var cats = await DbAccess.GetCategoriesAsync();
_categoryCache = cats.ToDictionary(x => x.Id);
break;
case CacheFetch.Syndication:
var syndications = await DbAccess.GetSyndicationsAsync();
_syndicationCache = syndications.ToDictionary(x => x.EncodedUrl);
break;
}
}
public static CategoryModel? GetCategory(string catId) => _categoryCache.TryGetValue(catId, out CategoryModel catModel) ? catModel : null;
public static SyndicationModel? GetSyndication(string encodedUrl) => _syndicationCache.TryGetValue(encodedUrl, out SyndicationModel synModel) ? synModel : null;
}
}

26
SharpRss/Core/FeedCache.cs
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@ -1,26 +0,0 @@
using System.Collections.Generic;
using System.Linq;
using SharpRss.Models;
using SharpRss.Services;
namespace SharpRss.Core
{
public class FeedCache
{
public FeedCache()
{
FetchFeeds();
}
private readonly SyndicationService _syndicationService = new SyndicationService();
private Dictionary<string, SyndicationModel> _cachedFeeds = new Dictionary<string, SyndicationModel>();
private async void FetchFeeds()
{
HashSet<SyndicationModel> fetchedFeeds = await _syndicationService.GetFeedsAsync();
_cachedFeeds = fetchedFeeds.ToDictionary(x => x.EncodedUrl);
}
public SyndicationModel? CacheFeed(string encodedUrl) => _cachedFeeds.TryGetValue(encodedUrl, out SyndicationModel model) ? model : null;
}
}

101
SharpRss/DbAccess.cs
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@ -7,7 +7,7 @@ using System.Threading.Tasks;
using Dapper; using Dapper;
using Microsoft.Data.Sqlite; using Microsoft.Data.Sqlite;
using Serilog; using Serilog;
using SharpRss.Core; using SharpRss.Core.Cache;
using SharpRss.Models; using SharpRss.Models;
namespace SharpRss namespace SharpRss
@ -44,9 +44,10 @@ namespace SharpRss
Id = reader["id"].ToString(), Id = reader["id"].ToString(),
Name = reader["name"].ToString(), Name = reader["name"].ToString(),
HexColor = reader["hex_color"].ToString(), HexColor = reader["hex_color"].ToString(),
Icon = reader["icon"].ToString() Icon = reader["icon"].ToString(),
LastUpdated = DateTimeOffset.FromUnixTimeMilliseconds(long.Parse(reader["last_updated"].ToString()))
}; };
categoryModel.SyndicationCount = await dbc.ExecuteScalarAsync<int>($"SELECT COUNT(*) FROM feed WHERE category_id=@CatId", new { CatId = categoryModel.Id }); categoryModel.SyndicationCount = await dbc.ExecuteScalarAsync<int>($"SELECT COUNT(*) FROM syndication WHERE category_id=@CatId", new { CatId = categoryModel.Id });
categories.Add(categoryModel); categories.Add(categoryModel);
} }
return categories; return categories;
@ -57,8 +58,8 @@ namespace SharpRss
if (category == null) return modelReturn; if (category == null) return modelReturn;
await using SqliteConnection dbc = new SqliteConnection(ConnectionString); await using SqliteConnection dbc = new SqliteConnection(ConnectionString);
dbc.Open(); dbc.Open();
int affected = await dbc.ExecuteAsync("INSERT OR REPLACE INTO category (id, hex_color, icon, name) VALUES (IFNULL((SELECT id FROM category WHERE name=@Name), @Id), @HexColor, @Icon, @Name)", int affected = await dbc.ExecuteAsync("INSERT OR REPLACE INTO category (id, name, hex_color, last_updated) VALUES (IFNULL((SELECT id FROM category WHERE name=@Name), @Id), @Name, @HexColor, @LastUpdated)",
new { category.Id, category.HexColor, category.Icon, category.Name }); new { Id = category.Id, Name = category.Name, HexColor = category.HexColor, LastUpdated = category.LastUpdated.ToUnixTimeMilliseconds() });
if (affected <= 0) return modelReturn; if (affected <= 0) return modelReturn;
var catModel = await GetCategoriesAsync(); var catModel = await GetCategoriesAsync();
modelReturn = catModel.Where(x => x.Name == category.Name).ToHashSet().FirstOrDefault() ?? null; modelReturn = catModel.Where(x => x.Name == category.Name).ToHashSet().FirstOrDefault() ?? null;
@ -69,7 +70,7 @@ namespace SharpRss
if (category == null) return false; if (category == null) return false;
await using SqliteConnection dbc = new SqliteConnection(ConnectionString); await using SqliteConnection dbc = new SqliteConnection(ConnectionString);
dbc.Open(); dbc.Open();
int affected = await dbc.ExecuteAsync("DELETE FROM category WHERE id=@Id; UPDATE feed SET category_id=NULL WHERE category_id=@Id",new { category.Id }); int affected = await dbc.ExecuteAsync("DELETE FROM category WHERE id=@Id; UPDATE syndication SET category_id=NULL WHERE category_id=@Id",new { category.Id });
return affected > 0; return affected > 0;
} }
@ -77,30 +78,32 @@ namespace SharpRss
{ {
await using SqliteConnection dbc = new SqliteConnection(ConnectionString); await using SqliteConnection dbc = new SqliteConnection(ConnectionString);
dbc.Open(); dbc.Open();
int affected = await dbc.ExecuteAsync(@"INSERT OR REPLACE INTO feed int affected = await dbc.ExecuteAsync(@"INSERT OR REPLACE INTO syndication
(encoded_url, (encoded_url,
title, title,
category_id, category_id,
feed_type, syndication_type,
feed_version, version,
description, description,
language, language,
copyright, copyright,
publication_date,
last_updated, last_updated,
publication_date,
syn_updated_date,
categories, categories,
image_url) image_url)
VALUES ( VALUES (
@EncodedUrl, @EncodedUrl,
@Title, @Title,
@CategoryId, @CategoryId,
@FeedType, @SyndicationType,
@FeedVersion, @Version,
@Description, @Description,
@Language, @Language,
@Copyright, @Copyright,
@PublicationDate,
@LastUpdated, @LastUpdated,
@PublicationDate,
@SynUpdatedDate,
@Categories, @Categories,
@ImageUrl)", @ImageUrl)",
new new
@ -108,13 +111,14 @@ namespace SharpRss
EncodedUrl = syndication.EncodedUrl, EncodedUrl = syndication.EncodedUrl,
Title = syndication.Title ?? string.Empty, Title = syndication.Title ?? string.Empty,
CategoryId = syndication.CategoryId ?? string.Empty, CategoryId = syndication.CategoryId ?? string.Empty,
FeedType = syndication.SyndicationType ?? string.Empty, SyndicationType = syndication.SyndicationType ?? string.Empty,
FeedVersion = syndication.SyndicationVersion ?? string.Empty, Version = syndication.Version ?? string.Empty,
Description = syndication.Description ?? string.Empty, Description = syndication.Description ?? string.Empty,
Language = syndication.Language ?? string.Empty, Language = syndication.Language ?? string.Empty,
Copyright = syndication.Copyright ?? string.Empty, Copyright = syndication.Copyright ?? string.Empty,
LastUpdated = syndication.LastUpdated.ToUnixTimeMilliseconds(),
PublicationDate = syndication.PublicationDate?.ToUnixTimeMilliseconds() ?? 0, PublicationDate = syndication.PublicationDate?.ToUnixTimeMilliseconds() ?? 0,
LastUpdated = syndication.SynUpdatedDate?.ToUnixTimeMilliseconds() ?? 0, SynUpdatedDate = syndication.SynUpdatedDate?.ToUnixTimeMilliseconds() ?? 0,
Categories = syndication.Categories != null && syndication.Categories.Any() ? SyndicationManager.FormatStringArrayToString(syndication.Categories) : string.Empty, Categories = syndication.Categories != null && syndication.Categories.Any() ? SyndicationManager.FormatStringArrayToString(syndication.Categories) : string.Empty,
ImageUrl = syndication.ImageUrl ?? string.Empty ImageUrl = syndication.ImageUrl ?? string.Empty
}); });
@ -125,8 +129,9 @@ namespace SharpRss
{ {
await using SqliteConnection dbc = new SqliteConnection(ConnectionString); await using SqliteConnection dbc = new SqliteConnection(ConnectionString);
dbc.Open(); dbc.Open();
await TempCache.UpdateCache(CacheFetch.Category);
HashSet<SyndicationModel> feeds = new HashSet<SyndicationModel>(); HashSet<SyndicationModel> feeds = new HashSet<SyndicationModel>();
await using DbDataReader reader = await dbc.ExecuteReaderAsync(categoryIds == null ? "SELECT * FROM feed" : "SELECT * FROM feed WHERE category_id IN(@CatIds)", new { CatIds = categoryIds }); await using DbDataReader reader = await dbc.ExecuteReaderAsync(categoryIds == null ? "SELECT * FROM syndication" : "SELECT * FROM syndication WHERE category_id IN(@CatIds)", new { CatIds = categoryIds });
while (await reader.ReadAsync()) while (await reader.ReadAsync())
{ {
SyndicationModel syndicationModel = new SyndicationModel() SyndicationModel syndicationModel = new SyndicationModel()
@ -134,17 +139,19 @@ namespace SharpRss
EncodedUrl = reader["encoded_url"].ToString(), EncodedUrl = reader["encoded_url"].ToString(),
Title = reader["title"].ToString(), Title = reader["title"].ToString(),
CategoryId = reader["category_id"].ToString(), CategoryId = reader["category_id"].ToString(),
SyndicationType = reader["feed_type"].ToString(), SyndicationType = reader["syndication_type"].ToString(),
SyndicationVersion = reader["feed_version"].ToString(), Version = reader["version"].ToString(),
Description = reader["description"].ToString(), Description = reader["description"].ToString(),
Language = reader["language"].ToString(), Language = reader["language"].ToString(),
Copyright = reader["copyright"].ToString(), Copyright = reader["copyright"].ToString(),
LastUpdated = DateTimeOffset.FromUnixTimeMilliseconds(long.Parse(reader["last_updated"].ToString())),
PublicationDate = DateTimeOffset.FromUnixTimeMilliseconds(long.Parse(reader["publication_date"].ToString())), PublicationDate = DateTimeOffset.FromUnixTimeMilliseconds(long.Parse(reader["publication_date"].ToString())),
SynUpdatedDate = DateTimeOffset.FromUnixTimeMilliseconds(long.Parse(reader["last_updated"].ToString())), SynUpdatedDate = DateTimeOffset.FromUnixTimeMilliseconds(long.Parse(reader["syn_updated_date"].ToString())),
Categories = SyndicationManager.StringToStringArray(reader["categories"].ToString()), Categories = SyndicationManager.StringToStringArray(reader["categories"].ToString()),
ImageUrl = reader["image_url"].ToString() ImageUrl = reader["image_url"].ToString()
}; };
syndicationModel.ItemCount = await dbc.ExecuteScalarAsync<int>("SELECT COUNT(*) FROM feed_item WHERE encoded_feed_url=@EncodedFeedUrl", new { EncodedFeedUrl = syndicationModel.EncodedUrl }); syndicationModel.Category = TempCache.GetCategory(syndicationModel.CategoryId);
syndicationModel.ItemCount = await dbc.ExecuteScalarAsync<int>("SELECT COUNT(*) FROM syndication_item WHERE encoded_syndication_url=@EncodedFeedUrl", new { EncodedFeedUrl = syndicationModel.EncodedUrl });
feeds.Add(syndicationModel); feeds.Add(syndicationModel);
} }
return feeds; return feeds;
@ -153,9 +160,9 @@ namespace SharpRss
{ {
if (syndication == null) return false; if (syndication == null) return false;
await using SqliteConnection dbc = new SqliteConnection(ConnectionString); await using SqliteConnection dbc = new SqliteConnection(ConnectionString);
int affected = await dbc.ExecuteAsync("DELETE FROM feed WHERE encoded_url=@EncodedUrl", new { EncodedUrl = syndication.EncodedUrl }); int affected = await dbc.ExecuteAsync("DELETE FROM syndication WHERE encoded_url=@EncodedUrl", new { EncodedUrl = syndication.EncodedUrl });
if (affected > 0 && deleteItems) if (affected > 0 && deleteItems)
await dbc.ExecuteAsync("DELETE FROM feed_item WHERE encoded_feed_url=@EncodedUrl", new { EncodedUrl = syndication.EncodedUrl }); await dbc.ExecuteAsync("DELETE FROM syndication_item WHERE encoded_syndication_url=@EncodedUrl", new { EncodedUrl = syndication.EncodedUrl });
return affected > 0; return affected > 0;
} }
@ -167,53 +174,57 @@ namespace SharpRss
await using SqliteTransaction dbTransaction = dbc.BeginTransaction(); await using SqliteTransaction dbTransaction = dbc.BeginTransaction();
foreach (SyndicationItemModel item in items) foreach (SyndicationItemModel item in items)
{ {
int affected = await dbc.ExecuteAsync(@"INSERT OR REPLACE INTO feed_item (id, encoded_feed_url, read, title, description, link, last_updated, publishing_date, authors, categories, content) int affected = await dbc.ExecuteAsync(@"INSERT OR REPLACE INTO syndication_item (link, encoded_syndication_url, read, type, title, description, last_updated, item_updated_date, publishing_date, authors, categories, content, comments_url)
VALUES (@Id, @EncodedFeedUrl, @Read, @Title, @Description, @Link, @LastUpdated, @PublishingDate, @Authors, @Categories, @Content)", VALUES (@Link, @EncodedSyndicationUrl, @Read, @Type, @Title, @Description, @LastUpdated, @ItemUpdatedDate, @PublishingDate, @Authors, @Categories, @Content, @CommentsUrl)",
transaction: dbTransaction, transaction: dbTransaction,
param: new param: new
{ {
Id = item.Id ?? string.Empty, Link = item.Link ?? string.Empty,
EncodedFeedUrl = item.EncodedSyndicationUrl ?? string.Empty, EncodedSyndicationUrl = item.EncodedSyndicationUrl ?? string.Empty,
Read = item.Read.ToString(), Read = item.Read.ToString(),
Type = item.Type ?? string.Empty,
Title = item.Title ?? string.Empty, Title = item.Title ?? string.Empty,
Description = item.Description ?? string.Empty, Description = item.Description ?? string.Empty,
Link = item.Link ?? string.Empty, LastUpdated = item.LastUpdated.ToUnixTimeMilliseconds(),
LastUpdated = item.ItemUpdatedDate?.ToUnixTimeMilliseconds() ?? 0, ItemUpdatedDate = item.ItemUpdatedDate?.ToUnixTimeMilliseconds() ?? 0,
PublishingDate = item.PublishingDate?.ToUnixTimeMilliseconds() ?? 0, PublishingDate = item.PublishingDate?.ToUnixTimeMilliseconds() ?? 0,
Authors = item.Authors != null && item.Authors.Any() ? SyndicationManager.FormatStringArrayToString(item.Authors) : string.Empty, Authors = item.Authors != null && item.Authors.Any() ? SyndicationManager.FormatStringArrayToString(item.Authors) : string.Empty,
Categories = item.Categories != null && item.Categories.Any() ? SyndicationManager.FormatStringArrayToString(item.Categories) : string.Empty, Categories = item.Categories != null && item.Categories.Any() ? SyndicationManager.FormatStringArrayToString(item.Categories) : string.Empty,
Content = item.Content ?? string.Empty Content = item.Content ?? string.Empty,
CommentsUrl = item.CommentsUrl ?? string.Empty
}); });
totalAffected += affected; totalAffected += affected;
} }
dbTransaction.Commit(); dbTransaction.Commit();
} }
public static async Task<HashSet<SyndicationItemModel>> GetSyndicationItemsAsync(string[]? encodedFeedUrls) public static async Task<HashSet<SyndicationItemModel>> GetSyndicationItemsAsync(string[]? encodedSyndicationUrls)
{ {
await using SqliteConnection dbc = new SqliteConnection(ConnectionString); await using SqliteConnection dbc = new SqliteConnection(ConnectionString);
dbc.Open(); dbc.Open();
HashSet<SyndicationItemModel> items = new HashSet<SyndicationItemModel>(); HashSet<SyndicationItemModel> items = new HashSet<SyndicationItemModel>();
FeedCache fCache = new FeedCache(); await TempCache.UpdateCache(CacheFetch.Syndication);
await using DbDataReader reader = await dbc.ExecuteReaderAsync(encodedFeedUrls == null ? "SELECT * FROM feed_item" : $"SELECT * FROM feed_item WHERE encoded_feed_url IN({FormatParametersFromArray(encodedFeedUrls)})"); await using DbDataReader reader = await dbc.ExecuteReaderAsync(encodedSyndicationUrls == null ? "SELECT * FROM syndication_item" : $"SELECT * FROM syndication_item WHERE encoded_syndication_url IN({FormatParametersFromArray(encodedSyndicationUrls)})");
//NOTE(dbg): While debugging this part of the function the code below (Reader.ReadAsync) will return 0, because the debugger already reads the items from the reader. //NOTE(dbg): While debugging this part of the function the code below (Reader.ReadAsync) will return 0, because the debugger already reads the items from the reader.
while (await reader.ReadAsync()) while (await reader.ReadAsync())
{ {
SyndicationItemModel syndicationItemModel = new SyndicationItemModel() SyndicationItemModel syndicationItemModel = new SyndicationItemModel()
{ {
Id = reader["id"].ToString(), Link = reader["link"].ToString(),
EncodedSyndicationUrl = reader["encoded_feed_url"].ToString(), EncodedSyndicationUrl = reader["encoded_syndication_url"].ToString(),
Read = bool.Parse(reader["read"].ToString()), Read = bool.Parse(reader["read"].ToString()),
Type = reader["type"].ToString(),
Title = reader["title"].ToString(), Title = reader["title"].ToString(),
Description = reader["description"].ToString(), Description = reader["description"].ToString(),
Link = reader["link"].ToString(), LastUpdated = DateTimeOffset.FromUnixTimeMilliseconds(long.Parse(reader["last_updated"].ToString())),
ItemUpdatedDate = DateTimeOffset.FromUnixTimeMilliseconds(long.Parse(reader["last_updated"].ToString())), ItemUpdatedDate = DateTimeOffset.FromUnixTimeMilliseconds(long.Parse(reader["item_updated_date"].ToString())),
PublishingDate = DateTimeOffset.FromUnixTimeMilliseconds(long.Parse(reader["publishing_date"].ToString())), PublishingDate = DateTimeOffset.FromUnixTimeMilliseconds(long.Parse(reader["publishing_date"].ToString())),
Authors = SyndicationManager.StringToStringArray(reader["authors"].ToString()), Authors = SyndicationManager.StringToStringArray(reader["authors"].ToString()),
Categories = SyndicationManager.StringToStringArray(reader["categories"].ToString()), Categories = SyndicationManager.StringToStringArray(reader["categories"].ToString()),
Content = reader["content"].ToString() Content = reader["content"].ToString(),
CommentsUrl = reader["comments_url"].ToString()
}; };
syndicationItemModel.SyndicationParent = fCache.CacheFeed(syndicationItemModel.EncodedSyndicationUrl) ?? new SyndicationModel(); syndicationItemModel.SyndicationParent = TempCache.GetSyndication(syndicationItemModel.EncodedSyndicationUrl) ?? new SyndicationModel(); // The new syndication should never be initialized, if this hits then the date is not valid for some reason!!!
items.Add(syndicationItemModel); items.Add(syndicationItemModel);
} }
Log.Debug("Fetching feed items resulted: {ItemCount} item(s)", items.Count); Log.Debug("Fetching feed items resulted: {ItemCount} item(s)", items.Count);
@ -226,13 +237,13 @@ namespace SharpRss
await using SqliteConnection dbc = new SqliteConnection(ConnectionString); await using SqliteConnection dbc = new SqliteConnection(ConnectionString);
dbc.Open(); dbc.Open();
Log.Verbose("Checking table: {Table}", "category"); Log.Verbose("Checking table: {Table}", "category");
await dbc.ExecuteAsync("CREATE TABLE IF NOT EXISTS category (id STRING PRIMARY KEY, name STRING NOT NULL, hex_color STRING NOT NULL, icon STRING)"); await dbc.ExecuteAsync("CREATE TABLE IF NOT EXISTS category (id STRING PRIMARY KEY, name STRING NOT NULL, hex_color STRING NOT NULL, icon STRING, last_updated INT)");
Log.Verbose("Checking table: {Table}", "feed"); Log.Verbose("Checking table: {Table}", "feed");
await dbc.ExecuteAsync("CREATE TABLE IF NOT EXISTS feed (encoded_url STRING PRIMARY KEY, title STRING, category_id STRING, feed_type STRING, feed_version STRING, description STRING, language STRING, copyright STRING, publication_date INT, last_updated INT, categories STRING, image_url STRING)"); await dbc.ExecuteAsync("CREATE TABLE IF NOT EXISTS syndication (encoded_url STRING PRIMARY KEY, title STRING, category_id STRING, syndication_type STRING, version STRING, description STRING, language STRING, copyright STRING, last_updated INT, publication_date INT, syn_updated_date INT, categories STRING, image_url STRING)");
Log.Verbose("Checking table: {Table}", "feed_item"); Log.Verbose("Checking table: {Table}", "feed_item");
await dbc.ExecuteAsync("CREATE TABLE IF NOT EXISTS feed_item (id STRING PRIMARY KEY, encoded_feed_url STRING, read STRING, title STRING, description STRING, link STRING, last_updated INT, publishing_date INT, authors STRING, categories STRING, content STRING)"); await dbc.ExecuteAsync("CREATE TABLE IF NOT EXISTS syndication_item (link STRING PRIMARY KEY, encoded_syndication_url STRING, read STRING, type STRING, title STRING, description STRING, last_updated INT, item_updated_date INT, publishing_date INT, authors STRING, categories STRING, content STRING, comments_url STRING)");
Log.Verbose("Checking database done!"); Log.Verbose("Checking database done!");
_isInitialized = true; _isInitialized = true;
} }
@ -242,11 +253,11 @@ namespace SharpRss
string[] formatted = dbParams.Select(s => $"'{s}'").ToArray(); string[] formatted = dbParams.Select(s => $"'{s}'").ToArray();
return string.Join(", ", formatted); return string.Join(", ", formatted);
} }
public static async Task<int> GetSyndicationCountAsync(string[] encodedSyndicationUrls) /*public static async Task<int> GetSyndicationCountAsync(string[] encodedSyndicationUrls)
{ {
await using SqliteConnection dbc = new SqliteConnection(ConnectionString); await using SqliteConnection dbc = new SqliteConnection(ConnectionString);
dbc.Open(); dbc.Open();
return await dbc.ExecuteScalarAsync<int>("SELECT COUNT(*) FROM feed WHERE encoded_url IN(@Urls)"); return await dbc.ExecuteScalarAsync<int>("SELECT COUNT(*) FROM syndication WHERE encoded_url IN(@Urls)");
} }*/
} }
} }

3
SharpRss/Models/SyndicationItemModel.cs
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@ -6,13 +6,12 @@ namespace SharpRss.Models
{ {
public SyndicationModel SyndicationParent { get; set; } = new SyndicationModel(); public SyndicationModel SyndicationParent { get; set; } = new SyndicationModel();
// Db props // Db props
public string? Id { get; set; } = string.Empty; public string? Link { get; set; } = string.Empty;
public string EncodedSyndicationUrl { get; set; } = string.Empty; public string EncodedSyndicationUrl { get; set; } = string.Empty;
public bool Read { get; set; } public bool Read { get; set; }
public string? Type { get; set; } = string.Empty; public string? Type { get; set; } = string.Empty;
public string? Title { get; set; } = string.Empty; public string? Title { get; set; } = string.Empty;
public string? Description { get; set; } = string.Empty; public string? Description { get; set; } = string.Empty;
public string? Link { get; set; } = string.Empty;
public DateTimeOffset LastUpdated { get; set; } = DateTimeOffset.Now; public DateTimeOffset LastUpdated { get; set; } = DateTimeOffset.Now;
public DateTimeOffset? ItemUpdatedDate { get; set; } public DateTimeOffset? ItemUpdatedDate { get; set; }
public DateTimeOffset? PublishingDate { get; set; } public DateTimeOffset? PublishingDate { get; set; }

2
SharpRss/Models/SyndicationModel.cs
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@ -12,7 +12,7 @@ namespace SharpRss.Models
public string? Title { get; set; } = string.Empty; public string? Title { get; set; } = string.Empty;
public string? CategoryId { get; set; } = string.Empty; public string? CategoryId { get; set; } = string.Empty;
public string? SyndicationType { get; set; } = string.Empty; public string? SyndicationType { get; set; } = string.Empty;
public string? SyndicationVersion { get; set; } = string.Empty; public string? Version { get; set; } = string.Empty;
public string? Description { get; set; } = string.Empty; public string? Description { get; set; } = string.Empty;
public string? Language { get; set; } = string.Empty; public string? Language { get; set; } = string.Empty;
public string? Copyright { get; set; } = string.Empty; public string? Copyright { get; set; } = string.Empty;

65
SharpRss/Services/SyndicationService.cs
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@ -103,39 +103,46 @@ namespace SharpRss.Services
} }
private async void SetupTestCategoriesAndFeedsAsync() private async void SetupTestCategoriesAndFeedsAsync()
{ {
/*CategoryModel? newsCategory = await CreateCategoryAsync(new CategoryModel() { Name = "News" }); /*try
if (newsCategory != null)
{ {
await AddSubscriptionAsync("https://www.nu.nl/rss/Algemeen", newsCategory); CategoryModel? newsCategory = await CreateCategoryAsync(new CategoryModel() { Name = "News" });
await AddSubscriptionAsync("https://www.ad.nl/home/rss.xml", newsCategory); if (newsCategory != null)
await AddSubscriptionAsync("https://www.nasa.gov/rss/dyn/breaking_news.rss", newsCategory); {
await AddSubscriptionAsync("http://news.google.com/?output=atom", newsCategory); await AddSubscriptionAsync("https://www.nu.nl/rss/Algemeen", newsCategory);
}*/ await AddSubscriptionAsync("https://www.ad.nl/home/rss.xml", newsCategory);
await AddSubscriptionAsync("https://www.nasa.gov/rss/dyn/breaking_news.rss", newsCategory);
await AddSubscriptionAsync("http://news.google.com/?output=atom", newsCategory);
}
/*CategoryModel? techCategory = await CreateCategoryAsync(new CategoryModel() { Name = "Tech" }); CategoryModel? techCategory = await CreateCategoryAsync(new CategoryModel() { Name = "Tech" });
if (techCategory != null) if (techCategory != null)
{ {
await AddSubscriptionAsync("https://itsfoss.com/feed", techCategory); await AddSubscriptionAsync("https://itsfoss.com/feed", techCategory);
await AddSubscriptionAsync("http://fedoramagazine.org/feed/", techCategory); await AddSubscriptionAsync("http://fedoramagazine.org/feed/", techCategory);
await AddSubscriptionAsync("https://arstechnica.com/feed/", techCategory); await AddSubscriptionAsync("https://arstechnica.com/feed/", techCategory);
await AddSubscriptionAsync("https://feeds.arstechnica.com/arstechnica/gadgets", techCategory); await AddSubscriptionAsync("https://feeds.arstechnica.com/arstechnica/gadgets", techCategory);
} }
CategoryModel? youtubeCategory = await CreateCategoryAsync(new CategoryModel() { Name = "YouTube" }); CategoryModel? youtubeCategory = await CreateCategoryAsync(new CategoryModel() { Name = "YouTube" });
if (youtubeCategory != null) if (youtubeCategory != null)
{ {
await AddSubscriptionAsync("https://www.youtube.com/feeds/videos.xml?channel_id=UCXuqSBlHAE6Xw-yeJA0Tunw", youtubeCategory); await AddSubscriptionAsync("https://www.youtube.com/feeds/videos.xml?channel_id=UCXuqSBlHAE6Xw-yeJA0Tunw", youtubeCategory);
await AddSubscriptionAsync("https://www.youtube.com/feeds/videos.xml?channel_id=UC1Et9K-hHf-P_LzQkE_Q3Jw", youtubeCategory); await AddSubscriptionAsync("https://www.youtube.com/feeds/videos.xml?channel_id=UC1Et9K-hHf-P_LzQkE_Q3Jw", youtubeCategory);
await AddSubscriptionAsync("https://www.youtube.com/feeds/videos.xml?channel_id=UCsXVk37bltHxD1rDPwtNM8Q", youtubeCategory); await AddSubscriptionAsync("https://www.youtube.com/feeds/videos.xml?channel_id=UCsXVk37bltHxD1rDPwtNM8Q", youtubeCategory);
} }
await AddSubscriptionAsync("http://www.digitaleoverheid.nl/feed/"); await AddSubscriptionAsync("http://www.digitaleoverheid.nl/feed/");
await AddSubscriptionAsync("http://www.digitaleoverheid.nl/agenda/feed/"); await AddSubscriptionAsync("http://www.digitaleoverheid.nl/agenda/feed/");
await AddSubscriptionAsync("https://feeds.rijksoverheid.nl/nieuws.rss"); await AddSubscriptionAsync("https://feeds.rijksoverheid.nl/nieuws.rss");
await AddSubscriptionAsync("https://nl.wikipedia.org/w/index.php?title=Speciaal:RecenteWijzigingen&feed=atom"); await AddSubscriptionAsync("https://nl.wikipedia.org/w/index.php?title=Speciaal:RecenteWijzigingen&feed=atom");
await AddSubscriptionAsync("https://feeds.aivd.nl/nieuws.rss"); await AddSubscriptionAsync("https://feeds.aivd.nl/nieuws.rss");
await AddSubscriptionAsync("https://blogs.microsoft.com/feed"); await AddSubscriptionAsync("https://blogs.microsoft.com/feed");
await AddSubscriptionAsync("https://www.europarl.europa.eu/rss/doc/top-stories/nl.xml");*/ await AddSubscriptionAsync("https://www.europarl.europa.eu/rss/doc/top-stories/nl.xml");
}
catch (Exception e)
{
Log.Error(e, "Exception!");
}*/
} }
} }
} }

12
SharpRss/SyndicationManager.cs
View File

@ -66,7 +66,7 @@ namespace SharpRss
container.SyndicationModel.EncodedUrl = EncodeUrlToBase64(syndicationUrl); container.SyndicationModel.EncodedUrl = EncodeUrlToBase64(syndicationUrl);
container.SyndicationModel.Title = rssFeed.Channel.Title ?? string.Empty; container.SyndicationModel.Title = rssFeed.Channel.Title ?? string.Empty;
container.SyndicationModel.SyndicationType = rssFeed.Format.ToString() ?? string.Empty; container.SyndicationModel.SyndicationType = rssFeed.Format.ToString() ?? string.Empty;
container.SyndicationModel.SyndicationVersion = rssFeed.Version?.ToString() ?? string.Empty; container.SyndicationModel.Version = rssFeed.Version?.ToString() ?? string.Empty;
container.SyndicationModel.Description = rssFeed.Channel.Description ?? string.Empty; container.SyndicationModel.Description = rssFeed.Channel.Description ?? string.Empty;
container.SyndicationModel.Language = rssFeed.Channel.Language?.ToString() ?? string.Empty; container.SyndicationModel.Language = rssFeed.Channel.Language?.ToString() ?? string.Empty;
container.SyndicationModel.Copyright = rssFeed.Channel.Copyright ?? string.Empty; container.SyndicationModel.Copyright = rssFeed.Channel.Copyright ?? string.Empty;
@ -77,12 +77,11 @@ namespace SharpRss
{ {
SyndicationItemModel itemModel = new SyndicationItemModel() SyndicationItemModel itemModel = new SyndicationItemModel()
{ {
Id = rssItem.Link?.ToString() ?? string.Empty, Link = rssItem.Link?.ToString() ?? string.Empty,
EncodedSyndicationUrl = container.SyndicationModel.EncodedUrl ?? string.Empty, EncodedSyndicationUrl = container.SyndicationModel.EncodedUrl ?? string.Empty,
Type = container.SyndicationModel.SyndicationType ?? string.Empty, Type = container.SyndicationModel.SyndicationType ?? string.Empty,
Title = rssItem.Title ?? string.Empty, Title = rssItem.Title ?? string.Empty,
Description = rssItem.Description ?? string.Empty, Description = rssItem.Description ?? string.Empty,
Link = rssItem.Link?.ToString() ?? string.Empty,
PublishingDate = rssItem.PublicationDate is not { Ticks: <= 0 } ? new DateTimeOffset(rssItem.PublicationDate) : DateTimeOffset.MinValue, PublishingDate = rssItem.PublicationDate is not { Ticks: <= 0 } ? new DateTimeOffset(rssItem.PublicationDate) : DateTimeOffset.MinValue,
Authors = rssItem.Author != null ? new []{ rssItem.Author } : Array.Empty<string>(), Authors = rssItem.Author != null ? new []{ rssItem.Author } : Array.Empty<string>(),
Categories = rssItem.Categories?.Select(x => x.Value).ToArray() ?? Array.Empty<string>(), Categories = rssItem.Categories?.Select(x => x.Value).ToArray() ?? Array.Empty<string>(),
@ -97,7 +96,7 @@ namespace SharpRss
container.SyndicationModel.EncodedUrl = EncodeUrlToBase64(syndicationUrl); container.SyndicationModel.EncodedUrl = EncodeUrlToBase64(syndicationUrl);
container.SyndicationModel.Title = atomFeed.Title?.Content ?? string.Empty; container.SyndicationModel.Title = atomFeed.Title?.Content ?? string.Empty;
container.SyndicationModel.SyndicationType = atomFeed.Format.ToString() ?? string.Empty; container.SyndicationModel.SyndicationType = atomFeed.Format.ToString() ?? string.Empty;
container.SyndicationModel.SyndicationVersion = atomFeed.Version?.ToString() ?? string.Empty; container.SyndicationModel.Version = atomFeed.Version?.ToString() ?? string.Empty;
container.SyndicationModel.Description = atomFeed.Subtitle?.Content ?? string.Empty; container.SyndicationModel.Description = atomFeed.Subtitle?.Content ?? string.Empty;
container.SyndicationModel.Language = atomFeed.Language?.ToString() ?? string.Empty; container.SyndicationModel.Language = atomFeed.Language?.ToString() ?? string.Empty;
container.SyndicationModel.Copyright = atomFeed.Rights?.Content ?? string.Empty; container.SyndicationModel.Copyright = atomFeed.Rights?.Content ?? string.Empty;
@ -108,14 +107,13 @@ namespace SharpRss
{ {
SyndicationItemModel itemModel = new SyndicationItemModel() SyndicationItemModel itemModel = new SyndicationItemModel()
{ {
Id = entry.Id?.Uri.ToString() ?? string.Empty, Link = entry.Id?.Uri.ToString() ?? string.Empty,
EncodedSyndicationUrl = container.SyndicationModel?.EncodedUrl ?? string.Empty, EncodedSyndicationUrl = container.SyndicationModel?.EncodedUrl ?? string.Empty,
Type = container.SyndicationModel?.SyndicationType ?? string.Empty, Type = container.SyndicationModel?.SyndicationType ?? string.Empty,
Title = entry.Title?.Content ?? string.Empty, Title = entry.Title?.Content ?? string.Empty,
Description = entry.Summary?.Content ?? string.Empty, Description = entry.Summary?.Content ?? string.Empty,
Link = entry.Id?.Uri.ToString() ?? string.Empty,
ItemUpdatedDate = entry.UpdatedOn is { Ticks: > 0 } ? new DateTimeOffset(entry.UpdatedOn) : DateTimeOffset.Now, ItemUpdatedDate = entry.UpdatedOn is { Ticks: > 0 } ? new DateTimeOffset(entry.UpdatedOn) : DateTimeOffset.Now,
PublishingDate = entry.PublishedOn is { Ticks: > 0 } ? new DateTimeOffset(entry.PublishedOn) : entry.UpdatedOn, PublishingDate = entry.PublishedOn is { Ticks: > 0 } ? new DateTimeOffset(entry.PublishedOn) : DateTimeOffset.MinValue,
Authors = entry.Authors?.Select(auth => auth.Name).ToArray() ?? Array.Empty<string>(), Authors = entry.Authors?.Select(auth => auth.Name).ToArray() ?? Array.Empty<string>(),
Categories = entry.Categories?.Select(cat => cat.Label).ToArray() ?? Array.Empty<string>(), Categories = entry.Categories?.Select(cat => cat.Label).ToArray() ?? Array.Empty<string>(),
Content = entry.Content?.Content ?? string.Empty Content = entry.Content?.Content ?? string.Empty

2
WebSharpRSS/Shared/FeedItemList.razor
View File

@ -54,7 +54,7 @@
var parameters = new DialogParameters(); var parameters = new DialogParameters();
parameters.Add("Data", syndicationItem); parameters.Add("Data", syndicationItem);
_dialogService.Show<ReadDialog>("", parameters, _dialogOptions); _dialogService.Show<ReadDialog>("", parameters, _dialogOptions);
Log.Verbose("Item: {ItemId} clicked", syndicationItem.Id); Log.Verbose("Item: {ItemId} clicked", syndicationItem.Link);
} }
} }

BIN
WebSharpRSS/sharp_rss.sqlite
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