/// <summary>
/// 导出离线版本
/// </summary>
public bool DownloadPlaylist(string downloadpath)
{
try
{
downloadpath = downloadpath + "\\MediaPlaylist_" + ServerDateTime.Now.Value.ToShortDateString();
DirectoryInfo dir = new DirectoryInfo(downloadpath);
if (!dir.Exists)
{
dir.Create();
}
else
{
throw new Exception("存在相同的文件夹，请重新选择目录！");
}
AMS_PlayListMd5Model model = AMS_PlayListMd5Model.Parse(ToModel().ToXml());
model.Id = _id;
model.ReleaseDate = _SubmitDate;
if (!string.IsNullOrEmpty(_Number) && _ItemList.Count > 0 && (_BeginDate < _EndDate))
{
foreach (AMS_VideoMd5Item item in model.VideoFiles)
{
if (item.RelativeUrl == item.Name)
{
FileOperate fo = new FileOperate();
if (!fo.FileDownLoad(downloadpath + "\\" + item.RelativeUrl, item.RelativeUrl, SeatManage.EnumType.SeatManageSubsystem.MediaFiles))
{
throw new Exception("文件" + item.Name + "离线保存失败！");
}
}
else
{
File.Copy(item.RelativeUrl, downloadpath + "\\" + item.Name);
}
foreach (AMS_VideoMd5Item videoitem in model.PlayVideoItems)
{
videoitem.RelativeUrl = videoitem.Name;
videoitem.md5value = videoitem.md5value;
}
}
string xml = model.ToXml();
string xmlpath = downloadpath + "\\playList.xml";
//写入文件
FileStream fs = new FileStream(xmlpath, FileMode.Create, FileAccess.Write);
StreamWriter sw = new StreamWriter(fs);
sw.Write(xml);
sw.Close();
fs.Close();
return(true);
}
else
{
throw new Exception("信息填写错误！请仔细检查！");
}
}
catch (Exception ex)
{
System.Windows.Forms.MessageBox.Show(ex.Message);
return(false);
}
}
/// <summary>
/// 媒体文件转换为VM
/// </summary>
/// <param name="itemlist"></param>
/// <returns></returns>
public void ViewModelParse(AMS_PlayListMd5Model playlist)
{
_id = playlist.Id;
_Number = playlist.PlayListNo;
_SubmitDate = playlist.ReleaseDate;
_BeginDate = playlist.EffectDate;
_EndDate = playlist.EndDate;
_BeginTime = DateTime.Parse(playlist.PlayVideoItems[0].PlayTime);
_ItemList.Clear();
for (int i = 0; i < playlist.PlayVideoItems.Count; i++)
{
PlaylistItemViewModel itemvm = new PlaylistItemViewModel();
itemvm.Name = playlist.PlayVideoItems[i].Name;
itemvm.FilePath = playlist.PlayVideoItems[i].RelativeUrl;
itemvm.Md5Value = playlist.PlayVideoItems[i].md5value;
if (i + 1 >= playlist.PlayVideoItems.Count)
{
itemvm.SunTime = playlist.PlayElapsed;
}
else
{
itemvm.SunTime = int.Parse((DateTime.Parse(playlist.PlayVideoItems[i + 1].PlayTime) - DateTime.Parse(playlist.PlayVideoItems[i].PlayTime)).TotalSeconds.ToString().Split('.')[0]);
}
_ItemList.Add(itemvm);
}
}
/// <summary>
/// 增加一条包含MD5值的数据
/// </summary>
public int AddMd5(AMS_PlayListMd5Model model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into AMS_PlayList(");
strSql.Append("Number,PlayList,ReleaseDate,EffectDate,EndDate)");
strSql.Append(" values (");
strSql.Append("@Number,@PlayList,@ReleaseDate,@EffectDate,@EndDate)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@Number", SqlDbType.NVarChar, 50),
new SqlParameter("@PlayList", SqlDbType.Text),
new SqlParameter("@ReleaseDate", SqlDbType.DateTime),
new SqlParameter("@EffectDate", SqlDbType.DateTime),
new SqlParameter("@EndDate", SqlDbType.DateTime)
};
parameters[0].Value = model.PlayListNo;
parameters[1].Value = model.ToXml();
parameters[2].Value = model.ReleaseDate;
parameters[3].Value = model.EffectDate;
parameters[4].Value = model.EndDate;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 更新播放列表
/// </summary>
public bool UpdatePlaylist()
{
AMS_PlayListMd5Model model = AMS_PlayListMd5Model.Parse(ToModel().ToXml());
model.Id = _id;
model.ReleaseDate = _SubmitDate;
try
{
if (!string.IsNullOrEmpty(_Number) && _ItemList.Count > 0 && (_BeginDate < _EndDate))
{
AMS_PlayListMd5Model samemodel = AMS_PlayListBLL.GetMd5PlaylistByNum(_Number);
if (samemodel == null || samemodel.Id == _id)
{
foreach (AMS_VideoMd5Item item in model.VideoFiles)
{
if (item.RelativeUrl != item.Name)
{
FileOperate fo = new FileOperate();
if (!fo.UpdateFile(item.RelativeUrl, item.Name, SeatManage.EnumType.SeatManageSubsystem.MediaFiles))
{
throw new Exception("文件" + item.Name + "上传失败！");
}
}
}
foreach (AMS_VideoMd5Item videoitem in model.PlayVideoItems)
{
videoitem.RelativeUrl = videoitem.Name;
videoitem.md5value = videoitem.md5value;
}
if (AMS_PlayListBLL.UpdateMd5PlayList(model) == AdvertManage.Model.Enum.HandleResult.Failed)
{
throw new Exception("更新播放列表失败，具体详情请查看错误日志！");
}
return(true);
}
else
{
throw new Exception("已存在重复的编号！");
}
}
else
{
throw new Exception("信息填写错误！请仔细检查！");
}
}
catch (Exception ex)
{
System.Windows.Forms.MessageBox.Show(ex.Message);
return(false);
}
}
/// <summary>
/// 更新一条包含MD5值的数据
/// </summary>
public bool UpdateMd5(AMS_PlayListMd5Model model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update AMS_PlayList set ");
strSql.Append("Number=@Number,");
strSql.Append("PlayList=@PlayList,");
strSql.Append("ReleaseDate=@ReleaseDate,");
strSql.Append("EffectDate=@EffectDate,");
strSql.Append("EndDate=@EndDate");
strSql.Append(" where Id=@Id");
SqlParameter[] parameters =
{
new SqlParameter("@Number", SqlDbType.NVarChar, 50),
new SqlParameter("@PlayList", SqlDbType.Text),
new SqlParameter("@ReleaseDate", SqlDbType.DateTime),
new SqlParameter("@EffectDate", SqlDbType.DateTime),
new SqlParameter("@EndDate", SqlDbType.DateTime),
new SqlParameter("@Id", SqlDbType.Int, 4)
};
parameters[0].Value = model.PlayListNo;
parameters[1].Value = model.ToXml();
parameters[2].Value = model.ReleaseDate;
parameters[3].Value = model.EffectDate;
parameters[4].Value = model.EndDate;
parameters[5].Value = model.Id;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// VM转换为文件列表
/// </summary>
/// <param name="itemlist"></param>
/// <returns></returns>
public AMS_PlayListMd5Model ToModel()
{
AMS_PlayListMd5Model model = new AMS_PlayListMd5Model();
model.Id = _id;
model.PlayListNo = _Number;
model.ReleaseDate = ServerDateTime.Now.Value;
model.EffectDate = _BeginDate;
model.EndDate = _EndDate;
model.PlayVideoItems.Clear();
model.PlayElapsed = _ItemList[_ItemList.Count - 1].SunTime;
for (int i = 0; i < _ItemList.Count; i++)
{
AMS_VideoMd5Item item = new AMS_VideoMd5Item();
if (i == 0)
{
item.PlayTime = _BeginTime.ToLongTimeString();
}
else
{
item.PlayTime = (DateTime.Parse(model.PlayVideoItems[i - 1].PlayTime).AddSeconds(_ItemList[i - 1].SunTime)).ToLongTimeString();
}
if (_ItemList[i].FilePath != _ItemList[i].Name)
{
item.Name = _Number + _ItemList[i].Name;
item.RelativeUrl = _ItemList[i].FilePath;
}
else
{
item.Name = _ItemList[i].Name;
item.RelativeUrl = _ItemList[i].FilePath;
}
item.md5value = _ItemList[i].Md5Value;
model.PlayVideoItems.Add(item);
}
return(model);
}
