/// <summary>
/// カテゴリを更新します
/// </summary>
/// <param name="dbConnectionString">接続文字列</param>
/// <param name="category">更新後のカテゴリ</param>
/// <returns>成功した場合に真を返す</returns>
public static bool UpdateCategory(string dbConnectionString, Category category)
{
if (category == null || category.Id < 1)
{
return false;
}
bool result = false;
using (CategoryResource resource = new CategoryResource(dbConnectionString))
{
result = resource.UpdateCategory(category);
}
return result;
}
/// <summary>
/// 指定したIDを基にカテゴリ情報を取得します
/// </summary>
/// <param name="categoryId">カテゴリID</param>
/// <returns></returns>
public static Category GetPublicCategory(int categoryId)
{
Category category = new Category();
if (categoryId < 1)
{
return category;
}
try
{
using (CategoryResource resource = new CategoryResource(AppSettings.GetDbConnectionString()))
{
category = resource.GetCategory(categoryId);
}
}
catch (Exception e)
{
AzureLog.WriteToTable(e);
}
return category;
}
/// <summary>
/// カテゴリを取得します
/// </summary>
/// <param name="publicStatus">取得する範囲。規定値は公開中のカテゴリのみを取得する。非公開のカテゴリも含めたい場合はPublicStatus.Privateを指定する</param>
public List<Category> GetCategories(PublicStatus publicStatus = PublicStatus.Public)
{
StringBuilder query = new StringBuilder();
query.Append("SELECT categories.id, categories.name AS カテゴリ, COUNT(articles.category_id) AS 件数, categories.update_date FROM articles");
query.Append(" RIGHT JOIN categories ON articles.category_id = categories.id");
query.Append(" WHERE");
if (publicStatus == PublicStatus.Public)
{
query.Append(" articles.public_status <= @public_status");
query.Append(" AND categories.public_status <= @public_status");
query.Append(" AND articles.open_date <= @current_datetime");
query.Append(" AND (articles.close_date IS NULL OR articles.close_date > @current_datetime)");
}
else
{
query.Append(" categories.public_status <= @public_status");
}
query.Append(" GROUP BY categories.id, categories.name, categories.name_yomi, categories.update_date");
query.Append(" ORDER BY name_yomi");
List<Category> categories = new List<Category> { };
using (SqlCommand cmd = new SqlCommand(query.ToString(), this.SqlConnection))
{
SqlCommandHelper.AddSqlParameter(cmd, ParameterDirection.Input, "@public_status", SqlDbType.Int, (int)publicStatus);
SqlCommandHelper.AddSqlParameter(cmd, ParameterDirection.Input, "@current_datetime", SqlDbType.DateTime, HNKDateTime.Now("Tokyo Standard Time"));
using (SqlDataReader reader = cmd.ExecuteReader())
{
while (reader.Read())
{
Category category = new Category();
int i = -1;
if (!reader.IsDBNull(++i))
{
category.Id = reader.GetInt32(i);
category.PublicStatus = PublicStatus.Public;
}
if (!reader.IsDBNull(++i))
{
category.Name = reader.GetString(i);
}
if (!reader.IsDBNull(++i))
{
category.Count = reader.GetInt32(i);
}
if (!reader.IsDBNull(++i))
{
category.UpdateDate = reader.GetDateTime(i);
}
if (category.Id > 0)
{
categories.Add(category);
}
}
}
}
return categories;
}
/// <summary>
/// カテゴリを更新します
/// </summary>
/// <param name="category">更新後のカテゴリ</param>
/// <returns></returns>
public bool UpdateCategory(Category category)
{
bool isSuccess = false;
StringBuilder query = new StringBuilder();
query.Append("UPDATE categories SET update_date = (dateadd(hour,(9),getutcdate())), name = @name, name_yomi = @name_yomi, public_status = @public_status");
query.Append(" WHERE id = @id");
using (SqlCommand cmd = new SqlCommand(query.ToString(), this.SqlConnection))
{
SqlCommandHelper.AddSqlParameter(cmd, ParameterDirection.Input, "@id", SqlDbType.Int, category.Id);
SqlCommandHelper.AddSqlParameter(cmd, ParameterDirection.Input, "@name", SqlDbType.VarChar, category.Name);
SqlCommandHelper.AddSqlParameter(cmd, ParameterDirection.Input, "@name_yomi", SqlDbType.VarChar, category.NameYomi);
SqlCommandHelper.AddSqlParameter(cmd, ParameterDirection.Input, "@public_status", SqlDbType.Int, (int)category.PublicStatus);
int affectedRowNumber = 0;
try
{
// ExecuteNonQueryはエラー発生時に-1を返す
affectedRowNumber = cmd.ExecuteNonQuery();
}
catch (Exception e)
{
}
if (affectedRowNumber > 0)
{
isSuccess = true;
}
}
return isSuccess;
}
/// <summary>
/// 指定されたIDを持つ公開可能なカテゴリを返します
/// </summary>
/// <param name="id">カテゴリID。データベースのレコードIDと同じ</param>
/// <param name="publicStatus">取得する範囲。規定値は公開中のカテゴリのみを取得する。非公開のカテゴリも含めたい場合はPublicStatus.Privateを指定する</param>
public Category GetCategory(int id, PublicStatus publicStatus = PublicStatus.Public)
{
Category category = new Category();
StringBuilder query = new StringBuilder();
query.Append("SELECT id, name, name_yomi From categories");
query.Append(" WHERE id = @id AND public_status <= @public_status");
using (SqlCommand cmd = new SqlCommand(query.ToString(), this.SqlConnection))
{
SqlCommandHelper.AddSqlParameter(cmd, ParameterDirection.Input, "@id", SqlDbType.Int, id);
SqlCommandHelper.AddSqlParameter(cmd, ParameterDirection.Input, "@public_status", SqlDbType.Int, (int)publicStatus);
using (SqlDataReader reader = cmd.ExecuteReader())
{
while (reader.Read())
{
int i = -1;
if (!reader.IsDBNull(++i))
{
category.Id = reader.GetInt32(i);
category.PublicStatus = PublicStatus.Public;
}
if (!reader.IsDBNull(++i))
{
category.Name = reader.GetString(i);
}
if (!reader.IsDBNull(++i))
{
category.NameYomi = reader.GetString(i);
}
}
}
}
return category;
}
/// <summary>
/// カテゴリを更新します
/// </summary>
/// <param name="category">更新後のカテゴリ</param>
/// <returns></returns>
public bool Update(Category category)
{
return CategoryFetcher.UpdateCategory(AppSettings.GetDbConnectionString(), category);
}
/// <summary>
/// カテゴリに変換します
/// </summary>
/// <returns></returns>
public Category ToCategory()
{
Category category = new Category();
category.Id = this.Id;
category.Name = this.Name;
category.NameYomi = this.NameYomi;
category.PublicStatus = this.PublicStatus;
return category;
}
