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using System;
using System.Collections.Generic;
using System.Text;
using System.Data.SQLite;
using System.IO;
using MovieTube.Client.Scraper;
using System.Configuration;
using System.Reflection;
using System.Linq;
namespace MovieTube.Viewer.Data
{
public class ClientDataService
{
private static SQLiteConnection connection;
private static SQLiteConnection prefConnection;
private static ClientDataService dataService;
private static object sync = new object();
private ClientDataService() { }
public static ClientDataService Single
{
get
{
lock (sync)
{
if (dataService == null)
{
dataService = new ClientDataService();
var path = Path.GetFullPath(Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "pref.db"));
prefConnection = new SQLiteConnection(String.Format("Data Source={0};Version=3;", path));
prefConnection.Open();
}
if (connection == null)
{
var path = ConfigurationManager.AppSettings["VideoPath"];
var dbPath = Path.GetFullPath(Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), path));
if (File.Exists(dbPath))
{
connection = new SQLiteConnection(String.Format("Data Source={0};Version=3;", dbPath));
connection.Open();
}
}
}
return dataService;
}
}
public void Close()
{
lock (sync)
{
if (connection != null)
{
connection.Close();
connection = null;
}
}
}
public void AddToFavourite(Movie movie)
{
lock (sync)
{
using (var cmd = new SQLiteCommand(prefConnection))
{
cmd.CommandText = String.Format("INSERT INTO Favourite(UniqueID,CreatedDate) " +
"VALUES('{0}','{1}')", Sanitize(movie.UniqueID), DateTime.Now.ToString("yyyy-MM-dd"));
cmd.ExecuteNonQuery();
}
}
}
public void AddSearchWord(string text)
{
lock (sync)
{
if (String.IsNullOrEmpty(text))
return;
using (var cmd = new SQLiteCommand(prefConnection))
{
cmd.CommandText = String.Format("SELECT COUNT(*) FROM SEARCHWORD WHERE Text like '%{0}%'", Sanitize(text));
var count = Convert.ToInt32(cmd.ExecuteScalar());
if (count > 0)
return;
cmd.CommandText = String.Format("INSERT INTO SEARCHWORD(Text) " +
"VALUES('{0}')", Sanitize(text));
cmd.ExecuteNonQuery();
}
}
}
public List<string> GetAllSearchWords()
{
lock (sync)
{
var words = new List<string>();
using (var cmd = new SQLiteCommand(prefConnection))
{
cmd.CommandText = "SELECT * FROM SEARCHWORD";
using (var reader = cmd.ExecuteReader())
{
while (reader.Read())
{
words.Add(reader[0].ToString());
}
}
}
return words;
}
}
private string Sanitize(string text)
{
if (text == null)
return text;
return text.Replace("'", "");
}
public List<Movie> SearchFavourites(SearchParameters sParam)
{
lock (sync)
{
var favourties = GetAllFavourites().Videos;
if (!String.IsNullOrEmpty(sParam.Query))
favourties = favourties.FindAll(x => x.Name.ToLower().Contains(sParam.Query.ToLower()));
if (!String.IsNullOrEmpty(sParam.Language))
favourties = favourties.FindAll(x => x.LanguageCode == sParam.Language);
if (sParam.Year != 0)
{
if (sParam.Year > 1960)
favourties = favourties.FindAll(x => x.ReleaseDate.Year == sParam.Year);
else
favourties = favourties.FindAll(x => x.ReleaseDate.Year >= sParam.Year && x.ReleaseDate.Year <= x.ReleaseDate.Year + 9);
}
return favourties;
}
}
public void DeleteFromFavourite(Movie video)
{
lock (sync)
{
using (var cmd = new SQLiteCommand(prefConnection))
{
cmd.CommandText = String.Format("DELETE FROM Favourite WHERE UniqueID = '{0}'", video.UniqueID);
cmd.ExecuteNonQuery();
}
}
}
public MoviePage GetAllFavourites()
{
lock (sync)
{
var ids = new List<string>();
using (var cmd = new SQLiteCommand(prefConnection))
{
cmd.CommandText = "SELECT * FROM Favourite ORDER BY CreatedDate DESC";
using (var reader = cmd.ExecuteReader())
{
while (reader.Read())
{
ids.Add((string)reader["UniqueID"]);
}
}
}
return GetAllMovies(ids);
}
}
public bool IsFavourite(Movie video)
{
lock (sync)
{
using (var cmd = new SQLiteCommand(prefConnection))
{
cmd.CommandText = String.Format("SELECT COUNT(*) FROM Favourite WHERE UniqueID = '{0}'", video.UniqueID);
var count = Convert.ToInt32(cmd.ExecuteScalar());
return count > 0;
}
}
}
//new
public MoviePage GetAllMovies(List<string> uniqueIDs)
{
lock (sync)
{
var movies = new List<Movie>();
if (uniqueIDs.Count > 0)
{
using (var cmd = new SQLiteCommand(connection))
{
string where = "WHERE UniqueID IN(";
foreach (var id in uniqueIDs)
where += "'" + id + "',";
where = String.Format("{0}{1}", where.Remove(where.Length - 1, 1), ") ");
cmd.CommandText = String.Format("SELECT ID, CAST(CreatedDate as nvarchar(20)) CreatedDate , Description, LanguageCode," +
"CAST(ModifiedDate as nvarchar(20)) ModifiedDate , Name,CAST(ReleaseDate as nvarchar(20)) ReleaseDate , Version, ImageUrl, UniqueID" +
" FROM Movie {0} ORDER BY ReleaseDate DESC, CreatedDate ", where);
using (var reader = cmd.ExecuteReader())
while (reader.Read())
movies.Add(ReadMovie(reader));
// ReadMovieLinks(movies, cmd);
}
}
return new MoviePage { Videos = movies };
}
}
public MoviePage GetAllMovies(SearchParameters sParam)
{
lock (sync)
{
if (sParam == null)
throw new ArgumentNullException("sParam");
var count = sParam.Year != 0 ? 500 : 200;
var movies = new List<Movie>();
if (sParam.Query == "_new" || sParam.Year == -1)
{
movies = GetLatestMovies(sParam.Language, 2);
}
else
{
using (var cmd = new SQLiteCommand(connection))
{
string where = null;
if (!String.IsNullOrEmpty(sParam.Query))
where = String.Format(" WHERE Movie.Name LIKE '%{0}%'", sParam.Query);
if (!String.IsNullOrEmpty(sParam.Language))
where += String.Format(" {0} Movie.LanguageCode = '{1}'", where == null ? "WHERE" : "AND", sParam.Language);
if (sParam.Year != 0)
{
if (sParam.Year > 1960)
where += String.Format(" {0} CAST(strftime('%Y', ReleaseDate) as INT) = {1} ", where == null ? "WHERE" : "AND", sParam.Year);
else
{
var start = sParam.Year;
var end = sParam.Year + 9;
where += String.Format(" {0} (CAST(strftime('%Y', ReleaseDate) as INT) >= {1} AND CAST(strftime('%Y', ReleaseDate) as INT) <= {2} ) ",
where == null ? "WHERE" : "AND", start, end);
}
}
cmd.CommandText = String.Format("SELECT ID, CAST(CreatedDate as nvarchar(20)) CreatedDate , Description, LanguageCode," +
"CAST(ModifiedDate as nvarchar(20)) ModifiedDate , Name,CAST(ReleaseDate as nvarchar(20)) ReleaseDate , Version, ImageUrl, UniqueID" +
" FROM Movie {0} ORDER BY ReleaseDate DESC, CreatedDate DESC LIMIT {1}", where, count);
using (var reader = cmd.ExecuteReader())
while (reader.Read())
movies.Add(ReadMovie(reader));
//ReadMovieLinks(movies, cmd);
}
}
return new MoviePage { Videos = movies };
}
}
public List<Movie> GetLatestMovies(string language = "", int prevCount = 0)
{
lock (sync)
{
var movies = new List<Movie>();
using (var cmd = new SQLiteCommand(connection))
{
string where = null;
if (!String.IsNullOrEmpty(language))
where = String.Format(" AND Movie.LanguageCode = '{0}'", language);
cmd.CommandText = String.Format("SELECT ID, CAST(CreatedDate as nvarchar(20)) CreatedDate , Description, LanguageCode," +
"CAST(ModifiedDate as nvarchar(20)) ModifiedDate , Name,CAST(ReleaseDate as nvarchar(20)) ReleaseDate , Version, ImageUrl, UniqueID" +
" FROM Movie WHERE Version > {0} {1} ORDER BY ReleaseDate DESC, CreatedDate DESC LIMIT 100",
AppSettings.LastDBVersion - prevCount, where);
using (var reader = cmd.ExecuteReader())
while (reader.Read())
{
movies.Add(ReadMovie(reader));
}
}
return movies;
}
}
public GlobalSettings Settings
{
get
{
lock (sync)
{
var ids = new List<string>();
using (var cmd = new SQLiteCommand(prefConnection))
{
cmd.CommandText = "SELECT * FROM Settings LIMIT 1";
using (var reader = cmd.ExecuteReader())
{
reader.Read();
return new GlobalSettings
{
DefaultLanguage = (string)reader["DefaultLanguage"],
AppVersionCheckedTime = DateTime.Parse(reader["AppVersionCheckedTime"].ToString()),
DBVersionCheckedTime = DateTime.Parse(reader["DBVersionCheckedTime"].ToString()),
PlayFirstLink = (bool)reader["PlayFirstLink"]
};
}
}
}
}
}
public void SaveGlobalSettings(GlobalSettings settings)
{
lock (sync)
{
var ids = new List<string>();
using (var cmd = new SQLiteCommand(prefConnection))
{
cmd.CommandText = String.Format("UPDATE Settings SET DefaultLanguage = '{0}', AppVersionCheckedTime= '{1}', " +
"DBVersionCheckedTime= '{2}', PlayFirstLink={3}",
settings.DefaultLanguage, settings.AppVersionCheckedTime.ToString("yyyy-MM-dd hh:mm:ss"),
settings.DBVersionCheckedTime.ToString("yyyy-MM-dd HH:mm:ss"),
settings.PlayFirstLink ? 1 : 0);
cmd.ExecuteNonQuery();
}
}
}
public int MovieDBVersion
{
get
{
lock (sync)
{
var s = Single;
if (connection == null)
return -1;
using (var cmd = new SQLiteCommand(connection))
{
cmd.CommandText = "SELECT * FROM Settings LIMIT 1";
using (var reader = cmd.ExecuteReader())
{
reader.Read();
return (int)reader["Version"];
}
}
}
}
}
private Movie ReadMovie(SQLiteDataReader reader)
{
return new Movie
{
ID = (int)reader["ID"],
CreatedDate = DateTime.Parse(reader["CreatedDate"].ToString()),
Description = reader["Description"] != DBNull.Value ? reader["Description"].ToString() : null,
ImageUrl = reader["ImageUrl"] != DBNull.Value ? reader["ImageUrl"].ToString() : null,
LanguageCode = reader["LanguageCode"].ToString(),
ModifiedDate = reader["ModifiedDate"] != DBNull.Value && !String.IsNullOrEmpty(reader["ModifiedDate"].ToString())
? DateTime.Parse(reader["ModifiedDate"].ToString()) : (DateTime?)null,
Name = reader["Name"].ToString(),
ReleaseDate = DateTime.Parse(reader["ReleaseDate"].ToString()),
Version = (int)reader["Version"],
UniqueID = (string)reader["UniqueID"]
};
}
public List<MovieLink> ReadMovieLinks(Movie movie)
{
var links = new List<MovieLink>();
lock (sync)
{
using (var cmd = new SQLiteCommand(connection))
{
cmd.CommandText = String.Format("SELECT * FROM MovieLink WHERE MovieID = {0} ORDER BY ID", movie.ID);
using (var reader = cmd.ExecuteReader())
while (reader.Read())
{
var url = reader["DownloadUrl"].ToString();
if(VideoScraperBase.GetScraper(url) == null)
continue;
int version = MovieDBVersion - 1;
try
{
version = (int)reader["Version"];
}
catch { }
links.Add(new MovieLink
{
ID = (int)reader["ID"],
DowloadUrl = url,
LinkTitle = reader["LinkTitle"].ToString(),
Parent = movie,
DownloadSiteID = reader["DownloadSiteID"].ToString(),
Version = version
});
}
links.Sort();
}
}
return links;
}
}
}
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