public static IPageOfList<ArticleInfo> List(ArticleSearchSetting setting) {
return ArticleManage.List(setting);
}
/// <summary>
/// 带有分页的文章列表
/// </summary>
/// <param name="searchSetting"></param>
/// <returns></returns>
public static IPageOfList<ArticleInfo> List(ArticleSearchSetting searchSetting) {
FastPaging fp = new FastPaging();
fp.OverOrderBy = " A.PublishDateTime DESC";
fp.PageIndex = searchSetting.PageIndex;
fp.PageSize = searchSetting.PageSize;
fp.QueryFields = "*";
fp.TableName = "Articles";
fp.PrimaryKey = "Id";
fp.TableReName = "A";
fp.WithOptions = " WITH(NOLOCK)";
StringBuilder sbSQL = new StringBuilder();
if (searchSetting.ColumnIds != null && searchSetting.ColumnIds.Length > 0)
{
//过滤栏目分类
//跳过为0的值
string temp = Enumerable.Range(0, searchSetting.ColumnIds.Length).Select(i => {
if (searchSetting.ColumnIds[i] > 0)
{
return string.Format(" A.CategoryId = {0} ", searchSetting.ColumnIds[i]);
}
return string.Empty;
}).Aggregate((a, b) => a + " OR " + b);
if(!string.IsNullOrEmpty(temp)){
sbSQL.AppendFormat(" AND ( {0} )",temp );
}
}
if (searchSetting.TechIds != null && searchSetting.TechIds.Length > 0)
{
//过滤技术分类
string temp = Enumerable.Range(0, searchSetting.TechIds.Length).Select(i =>
{
if (searchSetting.TechIds[i] > 0)
{
return string.Format(" A2C.CategoryId = {0} ", searchSetting.TechIds[i]);
}
return string.Empty;
}).Aggregate((a, b) => a + " OR " + b);
if (!string.IsNullOrEmpty(temp))
{
sbSQL.Append(" AND EXISTS(");
sbSQL.Append(" SELECT * FROM dbo.Article2Category AS A2C WITH(NOLOCK)");
sbSQL.Append(" WHERE A2C.[Type] = 'tech'");
sbSQL.Append(" AND A.Id = A2C.ArticleId");
sbSQL.AppendFormat(" AND ( {0} )", temp);
sbSQL.Append(" )");
}
}
if (searchSetting.IndustryIds != null && searchSetting.IndustryIds.Length > 0)
{
//过滤行业分类
string temp = Enumerable.Range(0, searchSetting.IndustryIds.Length).Select(i =>
{
if (searchSetting.IndustryIds[i] > 0)
{
return string.Format(" A2C.CategoryId = {0} ", searchSetting.IndustryIds[i]);
}
return string.Empty;
}).Aggregate((a, b) => a + " OR " + b);
if (!string.IsNullOrEmpty(temp))
{
sbSQL.Append(" AND EXISTS(");
sbSQL.Append(" SELECT * FROM dbo.Article2Category AS A2C WITH(NOLOCK)");
sbSQL.Append(" WHERE A2C.[Type] = 'industry'");
sbSQL.Append(" AND A.Id = A2C.ArticleId");
sbSQL.AppendFormat(" AND ( {0} )", temp);
sbSQL.Append(" )");
}
}
if(!searchSetting.IsDeleted){
sbSQL.Append(" AND IsDeleted = 0");
}
fp.Condition = " 1 = 1 " + sbSQL.ToString();
//throw new Exception(fp.Build2005());
IList<ArticleInfo> list = new List<ArticleInfo>();
ArticleInfo model = null;
DataTable dt = SQLPlus.ExecuteDataTable(CommandType.Text, fp.Build2005());
if (dt != null && dt.Rows.Count > 0)
{
foreach (DataRow dr in dt.Rows)
{
model = GetByDataRow(dr);
if (model != null)
{
list.Add(model);
}
}
}
int count = Convert.ToInt32(SQLPlus.ExecuteScalar(CommandType.Text,fp.BuildCountSQL()));
return new PageOfList<ArticleInfo>(list, searchSetting.PageIndex, searchSetting.PageSize, count);
}