// return:
// 0 没有创建新的队列事项
// 1 创建了新的队列事项
public static int AddToPendingList(OpacApplication app,
string strDataFile,
string strNodePath,
string strPart)
{
// 加入列表
lock (app.PendingCacheFiles)
{
string strLine = strDataFile + ":" + strNodePath;
if (String.IsNullOrEmpty(strPart) == false)
strLine += ":" + strPart;
strLine = strLine.ToLower();
if (app.PendingCacheFiles.IndexOf(strLine) == -1)
{
app.PendingCacheFiles.Add(strLine);
app.ActivateCacheBuilder();
return 1;
}
}
app.ActivateCacheBuilder();
return 0;
}
// parameters:
// bOnlyAppend ==true表示仅仅追究没有的问题，已经有的不再重复。==false，表示全部都刷新
public static int RefreshAll(OpacApplication app,
string strDataFile,
bool bOnlyAppend,
out string strError)
{
strError = "";
string strDataFilePath = app.DataDir + "/browse/" + strDataFile;
XmlDocument dom = new XmlDocument();
try
{
dom.Load(strDataFilePath);
}
catch (Exception ex)
{
strError = "装载文件 '" + strDataFilePath + "' 时出错: " + ex.Message;
return -1;
}
// 2014/12/2
// 兑现宏
int nRet = CacheBuilder.MacroDom(dom,
out strError);
if (nRet == -1)
return -1;
XmlNodeList nodes = dom.DocumentElement.SelectNodes("//*");
List<string> lines = new List<string>();
for (int i = 0; i < nodes.Count; i++)
{
XmlNode node = nodes[i];
if (node.NodeType != XmlNodeType.Element)
continue;
if (node.Name == "_title")
continue;
if (node.Name == "caption")
continue;
bool bRss = false;
long nMaxCount = -1;
string strDirection = "";
// parameters:
// nMaxCount -1表示无穷多
// strDirection head/tail
GetRssParam(node,
out bRss,
out nMaxCount,
out strDirection);
string strCommand = DomUtil.GetAttr(node, "command");
if (strCommand == "~hidelist~")
{
// strError = "此节点 ~hidelist~ 不必创建缓存";
continue;
}
if (strCommand == "~none~")
{
// strError = "此节点 ~none~ 不必创建缓存";
continue;
}
/*
string strPureCaption = DomUtil.GetAttr(node, "name");
string strDescription = DomUtil.GetAttr(node, "description");
*/
string strPrefix = MakeNodePath(node);
if (bOnlyAppend == true)
{
// strDataFile 中为纯文件名
string strCacheDir = app.DataDir + "/browse/cache/" + strDataFile;
PathUtil.CreateDirIfNeed(strCacheDir);
string strResultsetFilename = strCacheDir + "/" + strPrefix;
string strRssString = "datafile=" + strDataFile + "&node=" + strPrefix;
if (File.Exists(strResultsetFilename) == true)
{
if (File.Exists(strResultsetFilename + ".index") == false)
goto DO_ADD;
if (File.Exists(strResultsetFilename + ".rss") == true)
continue;
}
string strLine = strDataFile + ":" + strPrefix + ":rss";
lines.Add(strLine.ToLower());
continue;
}
DO_ADD:
{
string strLine = strDataFile + ":" + strPrefix;
lines.Add(strLine.ToLower());
}
}
int nCount = 0;
if (lines.Count > 0)
{
lock (app.PendingCacheFiles)
{
foreach (string strLine in lines)
{
if (app.PendingCacheFiles.IndexOf(strLine) == -1)
{
nCount++;
app.PendingCacheFiles.Add(strLine);
}
}
}
/*
if (nCount > 0)
app.ActivateCacheBuilder();
* */
}
// 无论如何都激活
app.ActivateCacheBuilder();
return nCount;
}
