mirror of
https://github.com/hmaxnl/SharpRSS.git
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Working on db access
This commit is contained in:
Max Holleman
parent
1f0e8840c1
commit
4ef3b58a20
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@ -4,6 +4,7 @@ using System.Data;
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using System.IO;
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using System.Linq;
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using System.Threading.Tasks;
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using System.Transactions;
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using Argotic.Syndication;
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using Dapper;
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using Microsoft.Data.Sqlite;
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@ -42,7 +43,7 @@ namespace SharpRss
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using SqliteDataReader countReader = await cmdFeedCount.ExecuteReaderAsync();
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int count = countReader.Read() ? countReader.GetInt32(0) : 0;
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groups.Add(new CategoryModel()
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groups.Add(new CategoryModel()
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{
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Name = reader["name"].ToString(),
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FeedCount = count,
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@ -78,7 +79,7 @@ namespace SharpRss
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bool result = false;
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await using SqliteConnection dbc = new SqliteConnection(ConnectionString);
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dbc.Open();
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// Remove the group and remove the feeds that were part of the group.
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// Remove the group and remove the feeds that were part of the group.
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await using SqliteCommand cmd = new SqliteCommand($"DELETE FROM {GroupTable} WHERE id=@id; UPDATE {FeedTable} SET group_id=NULL WHERE group_id=@id", dbc)
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{
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Parameters =
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@ -125,45 +126,86 @@ namespace SharpRss
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{
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Parameters = { new SqliteParameter("Url", url) }
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};
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await using SqliteDataReader reader = await cmd.ExecuteReaderAsync();
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if (reader.Read())
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feed = await ReaderToFeedModel(reader);
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try
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{
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await using SqliteDataReader reader = await cmd.ExecuteReaderAsync();
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if (reader.Read())
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feed = await ReaderToFeedModel(reader);
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}
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catch (Exception ex)
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{
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Log.Error(ex, "Error while fetching feed from db.");
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}
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return feed;
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}
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public static async Task<FeedModel?> SetFeedsAsync(IEnumerable<FeedModel> feedModels)
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public static async Task<FeedModel?> SetFeedAsync(FeedModel feedModel)
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{
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//TODO: Implement fetching system!!!
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FeedModel? resultModel = null;
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FeedModel? feed = null;
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await using SqliteConnection dbc = new SqliteConnection(ConnectionString);
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dbc.Open();
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await using SqliteTransaction transaction = dbc.BeginTransaction();
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foreach (var feedModel in feedModels)
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await using SqliteCommand cmd = new SqliteCommand($"INSERT OR REPLACE INTO {FeedTable} (url, title, group_id, feed_type, description, language, copyright, date_added, last_updated, image_url, original_document) VALUES (@url, @title, @groupId, @feedType, @description, @language, @copyright, @dateAdded), @lastUpdated, @imageUrl, @originalDoc); SELECT * FROM {FeedTable} WHERE url=@url", dbc)
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{
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//await using SqliteCommand cmd = new SqliteCommand($"INSERT OR REPLACE INTO {_feedTable} (id, url, title, group_id, feed_type, description, language, copyright, date_added, last_updated, image_url, original_document) VALUES (IFNULL((SELECT id FROM {_feedTable} WHERE url=@url), @id), @url, @title, @groupId, @feedType, @description, @language, @copyright, IFNULL((SELECT date_added FROM {_feedTable} WHERE id=@id), @dateAdded), @lastUpdated, @imageUrl, @originalDoc); SELECT * FROM {_feedTable} WHERE url=@url", dbc)
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await using SqliteCommand cmd = new SqliteCommand($"INSERT OR REPLACE INTO {FeedTable} (id, url, title, group_id, feed_type, description, language, copyright, date_added, last_updated, image_url, original_document) VALUES (IFNULL((SELECT id FROM {FeedTable} WHERE url=@url), @id), @url, @title, @groupId, @feedType, @description, @language, @copyright, IFNULL((SELECT date_added FROM {FeedTable} WHERE id=@id), @dateAdded), @lastUpdated, @imageUrl, @originalDoc)", dbc)
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Parameters =
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{
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Parameters =
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{
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new SqliteParameter("id", feedModel.Id ?? string.Empty),
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new SqliteParameter("url", feedModel.Url ?? string.Empty),
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new SqliteParameter("title", feedModel.Title ?? string.Empty),
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new SqliteParameter("groupId", feedModel.GroupId ?? string.Empty),
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new SqliteParameter("feedType", feedModel.FeedType ?? string.Empty),
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new SqliteParameter("description", feedModel.Description ?? string.Empty),
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new SqliteParameter("language", feedModel.Language ?? string.Empty),
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new SqliteParameter("copyright", feedModel.Copyright ?? string.Empty),
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new SqliteParameter("dateAdded", feedModel.DateAdded?.ToUnixTimeMilliseconds()),
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new SqliteParameter("lastUpdated", feedModel.LastUpdated?.ToUnixTimeMilliseconds()),
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new SqliteParameter("imageUrl", feedModel.ImageUrl ?? string.Empty),
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new SqliteParameter("originalDoc", feedModel.OriginalDocument ?? string.Empty)
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},
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Transaction = transaction
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};
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await cmd.ExecuteNonQueryAsync();
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new SqliteParameter("url", feedModel.Url ?? string.Empty),
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new SqliteParameter("title", feedModel.Title ?? string.Empty),
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new SqliteParameter("groupId", feedModel.GroupId ?? string.Empty),
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new SqliteParameter("feedType", feedModel.FeedType ?? string.Empty),
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new SqliteParameter("description", feedModel.Description ?? string.Empty),
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new SqliteParameter("language", feedModel.Language ?? string.Empty),
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new SqliteParameter("copyright", feedModel.Copyright ?? string.Empty),
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new SqliteParameter("dateAdded", feedModel.DateAdded?.ToUnixTimeMilliseconds()),
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new SqliteParameter("lastUpdated", feedModel.LastUpdated?.ToUnixTimeMilliseconds()),
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new SqliteParameter("imageUrl", feedModel.ImageUrl ?? string.Empty),
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new SqliteParameter("originalDoc", feedModel.OriginalDocument ?? string.Empty)
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}
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};
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try
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{
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await using SqliteDataReader reader = await cmd.ExecuteReaderAsync();
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feed = await ReaderToFeedModel(reader);
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}
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await transaction.CommitAsync();
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await FetchFeedItemsAsync(feedModels.Select(x => x.Url).ToArray());
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return resultModel;
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catch (Exception ex)
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{
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Log.Error(ex, "Database error, adding feed model to database failed!");
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return feed;
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}
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return feed;
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/*await using SqliteTransaction transaction = dbc.BeginTransaction();
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try
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{
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foreach (var feedModel in feedModels)
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{
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//await using SqliteCommand cmd = new SqliteCommand($"INSERT OR REPLACE INTO {_feedTable} (id, url, title, group_id, feed_type, description, language, copyright, date_added, last_updated, image_url, original_document) VALUES (IFNULL((SELECT id FROM {_feedTable} WHERE url=@url), @id), @url, @title, @groupId, @feedType, @description, @language, @copyright, IFNULL((SELECT date_added FROM {_feedTable} WHERE id=@id), @dateAdded), @lastUpdated, @imageUrl, @originalDoc); SELECT * FROM {_feedTable} WHERE url=@url", dbc)
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await using SqliteCommand cmd = new SqliteCommand($"INSERT OR REPLACE INTO {FeedTable} (id, url, title, group_id, feed_type, description, language, copyright, date_added, last_updated, image_url, original_document) VALUES (IFNULL((SELECT id FROM {FeedTable} WHERE url=@url), @id), @url, @title, @groupId, @feedType, @description, @language, @copyright, IFNULL((SELECT date_added FROM {FeedTable} WHERE id=@id), @dateAdded), @lastUpdated, @imageUrl, @originalDoc)", dbc)
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{
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Parameters =
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{
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new SqliteParameter("id", feedModel.Id ?? string.Empty),
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new SqliteParameter("url", feedModel.Url ?? string.Empty),
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new SqliteParameter("title", feedModel.Title ?? string.Empty),
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new SqliteParameter("groupId", feedModel.GroupId ?? string.Empty),
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new SqliteParameter("feedType", feedModel.FeedType ?? string.Empty),
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new SqliteParameter("description", feedModel.Description ?? string.Empty),
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new SqliteParameter("language", feedModel.Language ?? string.Empty),
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new SqliteParameter("copyright", feedModel.Copyright ?? string.Empty),
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new SqliteParameter("dateAdded", feedModel.DateAdded?.ToUnixTimeMilliseconds()),
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new SqliteParameter("lastUpdated", feedModel.LastUpdated?.ToUnixTimeMilliseconds()),
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new SqliteParameter("imageUrl", feedModel.ImageUrl ?? string.Empty),
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new SqliteParameter("originalDoc", feedModel.OriginalDocument ?? string.Empty)
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},
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Transaction = transaction
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};
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await cmd.ExecuteNonQueryAsync();
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}
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await transaction.CommitAsync();
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}
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catch (Exception ex)
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{
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await transaction.RollbackAsync();
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Log.Error(ex, "Error on inserting feeds to db.");
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return false;
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}*/
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}
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public static async Task FetchFeedItemsAsync(string[]? feedUrls = null)
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@ -188,8 +230,8 @@ namespace SharpRss
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{
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GenericSyndicationFeed syndication = new GenericSyndicationFeed();
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syndication.Load(dbFeed.OriginalDocument);
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//TODO: Get items and add to db
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}
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//TODO: Rewrite some stuff...
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}
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public static async Task<bool> RemoveFeedAsync(FeedModel feedModel)
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@ -197,11 +239,11 @@ namespace SharpRss
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bool result = false;
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await using SqliteConnection dbc = new SqliteConnection(ConnectionString);
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dbc.Open();
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await using SqliteCommand cmd = new SqliteCommand($"DELETE FROM {FeedTable} WHERE id=@id; UPDATE {FeedItemTable} SET feed_id=NULL WHERE feed_id=@id", dbc)
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await using SqliteCommand cmd = new SqliteCommand($"DELETE FROM {FeedTable} WHERE url=@Url; UPDATE {FeedItemTable} SET feed_id=NULL WHERE feed_id=@Url", dbc)
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{
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Parameters =
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{
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new SqliteParameter("id", feedModel.Id)
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new SqliteParameter("Url", feedModel.Url)
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}
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};
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int affected = await cmd.ExecuteNonQueryAsync();
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@ -280,10 +322,10 @@ namespace SharpRss
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dbc.Open();
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int affected = await cmd.ExecuteNonQueryAsync();
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if (affected == 0)
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Log.Verbose("Could not set feed item: {FeedLink}", item.Link);
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Log.Verbose("Could not set feed item: {FeedLink}", item.Link);
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else
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result += affected;
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}
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result += affected;
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}
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transaction.Commit();
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return result;
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}
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@ -326,9 +368,9 @@ namespace SharpRss
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}
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private static async Task<FeedModel> ReaderToFeedModel(SqliteDataReader reader)
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{
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FeedModel fetchedFeed = new FeedModel(reader["url"].ToString())
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FeedModel fetchedFeed = new FeedModel()
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{
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Id = reader["id"].ToString(),
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Url = reader["url"].ToString(),
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Title = reader["title"].ToString(),
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GroupId = reader["group_id"].ToString(),
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FeedType = reader["feed_type"].ToString(),
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@ -340,14 +382,15 @@ namespace SharpRss
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ImageUrl = reader["image_url"].ToString(),
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OriginalDocument = reader["original_document"].ToString()
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};
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var groupFetch = await GetGroupsAsync(fetchedFeed.GroupId);
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//TODO: Set group on insert
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/*var groupFetch = await GetGroupsAsync(fetchedFeed.GroupId);
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if (groupFetch.Any())
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fetchedFeed.Group = groupFetch.First();
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else
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Log.Warning("Could not get group from feed: {FeedId}", fetchedFeed.Id);
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Log.Warning("Could not get group from feed: {FeedId}", fetchedFeed.Id);*/
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return fetchedFeed;
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}
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//===
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public static async void Initialize()
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{
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@ -359,7 +402,7 @@ namespace SharpRss
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Log.Verbose("Checking table: {Table}", "category");
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var queryResponse = await dbc.QueryAsync("CREATE TABLE IF NOT EXISTS category (name STRING NOT NULL, hex_color STRING NOT NULL, icon STRING, id STRING PRIMARY KEY)");
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if (queryResponse.Any()) failed.Add("category");
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Log.Verbose("Checking table: {Table}", "feed");
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queryResponse = await dbc.QueryAsync($"CREATE TABLE IF NOT EXISTS feed (url STRING PRIMARY KEY, title STRING, group_id STRING, feed_type STRING, description STRING, language STRING, copyright STRING, date_added INT, last_updated INT, image_url STRING, original_document STRING)");
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if (queryResponse.Any()) failed.Add("feed");
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@ -367,7 +410,7 @@ namespace SharpRss
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Log.Verbose("Checking table: {Table}", "feed_item");
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queryResponse = await dbc.QueryAsync($"CREATE TABLE IF NOT EXISTS feed_item (id STRING PRIMARY KEY, feed_id STRING, read INT, title STRING, description STRING, link STRING, last_updated INT, publishing_date INT, author STRING, categories STRING, content STRING)");
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if (queryResponse.Any()) failed.Add("feed_item");
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if (failed.Any())
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{
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var joined = string.Join(',', failed);
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@ -4,13 +4,11 @@ namespace SharpRss.Models
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{
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public class FeedModel
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{
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public FeedModel(string rssUrl)
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public FeedModel()
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{
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Url = rssUrl;
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}
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public CategoryModel? Group { get; set; }
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public string? Id { get; set; }
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public string? Url { get; set; }
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public string Url { get; set; }
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public string? Title { get; set; } = string.Empty;
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public string? GroupId { get; set; } = string.Empty;
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public string? FeedType { get; set; } = string.Empty;
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@ -1,5 +1,6 @@
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using System;
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using System.Collections.Generic;
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using System.ComponentModel.Design;
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using System.Linq;
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using System.Threading.Tasks;
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using Argotic.Common;
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@ -38,35 +39,33 @@ namespace SharpRss.Services
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bool validate = SyndicationDiscoveryUtility.UriExists(new Uri(url));
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if (!validate) return false;
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// Check if feed exists in db
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FeedModel? dbFeed = await DbAccess.GetFeedAsync(url);
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if (dbFeed == null)
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FeedModel? fModel = await DbAccess.GetFeedAsync(url);
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// If not exists fetch feed & add.
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if (fModel == null)
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{
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GenericSyndicationFeed genFeed = new GenericSyndicationFeed();
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switch (genFeed.Format)
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{
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case SyndicationContentFormat.Rss:
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RssFeed rssFeed = (RssFeed)genFeed.Resource;
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break;
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case SyndicationContentFormat.Atom:
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AtomFeed atomFeed = (AtomFeed)genFeed.Resource;
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break;
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default:
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Log.Information("Feed implementation missing!");
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break;
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}
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GenericSyndicationFeed genFeed = GenericSyndicationFeed.Create(new Uri(url));
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fModel = FromResource(genFeed.Resource);
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fModel.GroupId = group?.Id;
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// Add feed
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FeedModel? dbFeed = await DbAccess.SetFeedAsync(fModel);
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// Update/fetch items
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await DbAccess.FetchFeedItemsAsync(new string[] { fModel.Url });
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}
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// Update feed if newer
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// Update/fetch items
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return false;
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}
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private static FeedModel FromResource(ISyndicationResource resource)
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{
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FeedModel model = new FeedModel("");
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switch (resource)
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FeedModel model = new FeedModel();
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switch (resource.Format)
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{
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case RssFeed rssFeed:
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//TODO: From feed to model
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case SyndicationContentFormat.Rss:
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RssFeed rssFeed = (RssFeed)resource;
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break;
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case SyndicationContentFormat.Atom:
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AtomFeed atomFeed = (AtomFeed)resource;
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break;
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default:
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Log.Information("Feed implementation missing!");
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break;
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}
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return model;
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@ -158,8 +157,9 @@ namespace SharpRss.Services
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Log.Error(e, "Error fetching feeds!");
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throw;
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}*/
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var groups = await GetGroupsAsync();
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CategoryModel testGroup = groups.Single(x => x.Name == "News");
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/*var groups = await GetGroupsAsync();
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CategoryModel testGroup = groups.Single(x => x.Name == "News");*/
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await AddSubscriptionAsync("https://www.nu.nl/rss/Algemeen");
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/*await AddFeedsAsync(new[]
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{
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"https://www.nu.nl/rss/Algemeen",
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@ -57,7 +57,7 @@
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else if (Gid != null)
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{
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var feeds = await _rssService.GetFeedsAsync(Gid);
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var feedIds = feeds.Select(x => x.Id);
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var feedIds = feeds.Select(x => x.Url);
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var feedItems = await _rssService.GetFeedItemsFromFeedsAsync(feedIds.ToArray());
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items = feedItems.Select(x => FeedItemData.FromModel(x)).OrderBy(x => x.PublishingDate).Reverse().ToHashSet();
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}
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@ -51,7 +51,7 @@
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if (_selectedItem == null) return;
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if (_selectedItem.FeedModel != null)
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{
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_navigation.NavigateTo($"/list?fid={_selectedItem.FeedModel.Id}");
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_navigation.NavigateTo($"/list?fid={_selectedItem.FeedModel.Url}");
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}
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else if (_selectedItem.GroupModel != null)
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{
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