// Return common.extSortedList that store the mapping [Column in web page] -> [importPrice column]
private static common.extSortedList CreateMapping(importPriceMeta meta, data.importDS.importPriceDataTable dataTbl)
{
common.extSortedList list = new common.extSortedList();
//list.Add(meta.sellPrice1ColId.ToString(), dataTbl.sellPrice1Column.ColumnName);
//list.Add(meta.sellPrice2ColId.ToString(), dataTbl.sellPrice2Column.ColumnName);
//list.Add(meta.sellPrice3ColId.ToString(), dataTbl.sellPrice3Column.ColumnName);
//list.Add(meta.sellVolume1ColId.ToString(), dataTbl.sellVolume1Column.ColumnName);
//list.Add(meta.sellVolume2ColId.ToString(), dataTbl.sellVolume2Column.ColumnName);
//list.Add(meta.sellVolume3ColId.ToString(), dataTbl.sellVolume3Column.ColumnName);
//list.Add(meta.buyPrice1ColId.ToString(), dataTbl.buyPrice1Column.ColumnName);
//list.Add(meta.buyPrice2ColId.ToString(), dataTbl.buyPrice2Column.ColumnName);
//list.Add(meta.buyPrice3ColId.ToString(), dataTbl.buyPrice3Column.ColumnName);
//list.Add(meta.buyVolume1ColId.ToString(), dataTbl.buyVolume1Column.ColumnName);
//list.Add(meta.buyVolume2ColId.ToString(), dataTbl.buyVolume2Column.ColumnName);
//list.Add(meta.buyVolume3ColId.ToString(), dataTbl.buyVolume3Column.ColumnName);
list.Add(meta.openPriceColId.ToString(), dataTbl.openPriceColumn.ColumnName);
list.Add(meta.highPriceColId.ToString(), dataTbl.highPriceColumn.ColumnName);
list.Add(meta.lowPriceColId.ToString(), dataTbl.lowPriceColumn.ColumnName);
list.Add(meta.closePriceColId.ToString(), dataTbl.closePriceColumn.ColumnName);
list.Add(meta.volumeColId.ToString(), dataTbl.volumeColumn.ColumnName);
return(list);
}
private static importPriceMeta metaHOSE()
{
importPriceMeta meta = new importPriceMeta();
meta.noRowIgnore = 0;
meta.startAtColId = 0;
meta.endAtColId = 25;
meta.buyPrice3ColId = 6;
meta.buyVolume3ColId = 7;
meta.buyPrice2ColId = 8;
meta.buyVolume2ColId = 9;
meta.buyPrice1ColId = 10;
meta.buyVolume1ColId = 11;
meta.openPriceColId = 21;
meta.highPriceColId = 22;
meta.lowPriceColId = 23;
meta.closePriceColId = 12;
meta.volumeColId = 13;
meta.sellPrice1ColId = 15;
meta.sellVolume1ColId = 16;
meta.sellPrice2ColId = 17;
meta.sellVolume2ColId = 18;
meta.sellPrice3ColId = 19;
meta.sellVolume3ColId = 20;
return(meta);
}
private static importPriceMeta metaHOSE()
{
importPriceMeta meta = new importPriceMeta();
meta.noRowIgnore = 0;
meta.startAtColId = 0;
meta.endAtColId = 25;
meta.buyPrice3ColId = 6;
meta.buyVolume3ColId = 7;
meta.buyPrice2ColId = 8;
meta.buyVolume2ColId = 9;
meta.buyPrice1ColId = 10;
meta.buyVolume1ColId = 11;
meta.openPriceColId = 21;
meta.highPriceColId = 22;
meta.lowPriceColId = 23;
meta.closePriceColId = 12;
meta.volumeColId = 13;
meta.sellPrice1ColId = 15;
meta.sellVolume1ColId = 16;
meta.sellPrice2ColId = 17;
meta.sellVolume2ColId = 18;
meta.sellPrice3ColId = 19;
meta.sellVolume3ColId = 20;
return meta;
}
private static data.importDS.importPriceDataTable GetPriceFromURL(DateTime updateTime, string url, string stockExchangeCode)
{
importPriceMeta meta = (stockExchangeCode == "HOSE" ? metaHOSE() : metaHASTC());
return(GetPriceFromURL(updateTime, url, meta, stockExchangeCode));
}
/// <summary>
/// Import data from URL to tables : importPrice
/// The function also detect and add new companies to the database
/// </summary>
/// <param name="url">URL to get data</param>
/// <param name="priceMeta">meta describe the webpage structure</param>
/// <param name="stockExchangeCode">stock exchange code of imported data </param>
/// <param name="importPriceTbl"> where to store imported data </param>
private static data.importDS.importPriceDataTable GetPriceFromURL(DateTime updateTime, string url, importPriceMeta priceMeta, string marketCode)
{
data.importDS.importPriceDataTable importPriceTbl = new data.importDS.importPriceDataTable();
common.extSortedList mappingList = CreateMapping(priceMeta, importPriceTbl);
data.baseDS.priceDataRow priceDataRow;
// Get the URL specified
var webGet = new HtmlWeb();
var document = webGet.Load(url);
// Get <a> tags that have a href attribute and non-whitespace inner text
var linksOnPage = from item in document.DocumentNode.Descendants()
where item.Name == "td" && item.Attributes["id"] == null
select new
{
Text = item.InnerText
};
bool fError = false;
int igmoreRowCount = 0, columnCount = 0;
decimal val = 0;
data.importDS.importPriceRow importRow = null;
string stockCode;
foreach (var item in linksOnPage)
{
//Check whether to ignore some items at the first
if (++igmoreRowCount <= priceMeta.noRowIgnore)
{
continue;
}
if (fError)
{
break;
}
if (columnCount == priceMeta.startAtColId)
{
stockCode = item.Text.Trim();
importRow = importPriceTbl.NewimportPriceRow();
application.DbAccess.InitData(importRow);
importRow.onDate = updateTime;
importRow.stockCode = stockCode;
importRow.stockExchange = marketCode;
importRow.isTotalVolume = true;
columnCount++;
continue;
}
//Last column
if (columnCount == priceMeta.endAtColId)
{
if (importRow.closePrice > 0)
{
if (importRow.openPrice == 0)
{
priceDataRow = application.DbAccess.GetLastPriceData(importRow.stockCode);
if (priceDataRow == null)
{
importRow.openPrice = importRow.lowPrice;
}
else
{
importRow.openPrice = priceDataRow.closePrice;
}
}
importPriceTbl.AddimportPriceRow(importRow);
}
else
{
importRow.CancelEdit();
}
columnCount = 0;
continue;
}
object obj = mappingList.GetValue(columnCount.ToString());
if (obj != null)
{
val = 0; common.system.StrToDecimal(item.Text, libs.CultureInfoUS, out val);
importRow[(string)obj] = val;
}
columnCount++;
}
return(importPriceTbl);
}
/// <summary>
/// Import data from URL to tables : importPrice
/// The function also detect and add new companies to the database
/// </summary>
/// <param name="url">URL to get data</param>
/// <param name="priceMeta">meta describe the webpage structure</param>
/// <param name="stockExchangeCode">stock exchange code of imported data </param>
/// <param name="importPriceTbl"> where to store imported data </param>
private static data.importDS.importPriceDataTable GetPriceFromURL(DateTime updateTime, string url, importPriceMeta priceMeta, string marketCode)
{
data.importDS.importPriceDataTable importPriceTbl = new data.importDS.importPriceDataTable();
common.extSortedList mappingList = CreateMapping(priceMeta, importPriceTbl);
data.baseDS.priceDataRow priceDataRow;
// Get the URL specified
var webGet = new HtmlWeb();
var document = webGet.Load(url);
// Get <a> tags that have a href attribute and non-whitespace inner text
var linksOnPage = from item in document.DocumentNode.Descendants()
where item.Name == "td" && item.Attributes["id"] == null
select new
{
Text = item.InnerText
};
bool fError = false;
int igmoreRowCount = 0, columnCount = 0;
decimal val = 0;
data.importDS.importPriceRow importRow = null;
string stockCode;
foreach (var item in linksOnPage)
{
//Check whether to ignore some items at the first
if (++igmoreRowCount <= priceMeta.noRowIgnore) continue;
if (fError) break;
if (columnCount == priceMeta.startAtColId)
{
stockCode = item.Text.Trim();
importRow = importPriceTbl.NewimportPriceRow();
application.DbAccess.InitData(importRow);
importRow.onDate = updateTime;
importRow.stockCode = stockCode;
importRow.stockExchange = marketCode;
importRow.isTotalVolume = true;
columnCount++;
continue;
}
//Last column
if (columnCount == priceMeta.endAtColId)
{
if (importRow.closePrice > 0)
{
if (importRow.openPrice == 0)
{
priceDataRow = application.DbAccess.GetLastPriceData(importRow.stockCode);
if (priceDataRow == null) importRow.openPrice = importRow.lowPrice;
else importRow.openPrice = priceDataRow.closePrice;
}
importPriceTbl.AddimportPriceRow(importRow);
}
else importRow.CancelEdit();
columnCount = 0;
continue;
}
object obj = mappingList.GetValue(columnCount.ToString());
if (obj != null)
{
val = 0; common.system.StrToDecimal(item.Text, libs.CultureInfoUS, out val);
importRow[(string)obj] = val;
}
columnCount++;
}
return importPriceTbl;
}
// Return common.extSortedList that store the mapping [Column in web page] -> [importPrice column]
private static common.extSortedList CreateMapping(importPriceMeta meta, data.importDS.importPriceDataTable dataTbl)
{
common.extSortedList list = new common.extSortedList();
//list.Add(meta.sellPrice1ColId.ToString(), dataTbl.sellPrice1Column.ColumnName);
//list.Add(meta.sellPrice2ColId.ToString(), dataTbl.sellPrice2Column.ColumnName);
//list.Add(meta.sellPrice3ColId.ToString(), dataTbl.sellPrice3Column.ColumnName);
//list.Add(meta.sellVolume1ColId.ToString(), dataTbl.sellVolume1Column.ColumnName);
//list.Add(meta.sellVolume2ColId.ToString(), dataTbl.sellVolume2Column.ColumnName);
//list.Add(meta.sellVolume3ColId.ToString(), dataTbl.sellVolume3Column.ColumnName);
//list.Add(meta.buyPrice1ColId.ToString(), dataTbl.buyPrice1Column.ColumnName);
//list.Add(meta.buyPrice2ColId.ToString(), dataTbl.buyPrice2Column.ColumnName);
//list.Add(meta.buyPrice3ColId.ToString(), dataTbl.buyPrice3Column.ColumnName);
//list.Add(meta.buyVolume1ColId.ToString(), dataTbl.buyVolume1Column.ColumnName);
//list.Add(meta.buyVolume2ColId.ToString(), dataTbl.buyVolume2Column.ColumnName);
//list.Add(meta.buyVolume3ColId.ToString(), dataTbl.buyVolume3Column.ColumnName);
list.Add(meta.openPriceColId.ToString(), dataTbl.openPriceColumn.ColumnName);
list.Add(meta.highPriceColId.ToString(), dataTbl.highPriceColumn.ColumnName);
list.Add(meta.lowPriceColId.ToString(), dataTbl.lowPriceColumn.ColumnName);
list.Add(meta.closePriceColId.ToString(), dataTbl.closePriceColumn.ColumnName);
list.Add(meta.volumeColId.ToString(), dataTbl.volumeColumn.ColumnName);
return list;
}
