private void EngineSelection_SelectedIndexChanged(object sender, EventArgs e)
{
EngineLib.Msgbox = ShowMsgBox;
if (EngineSelection.SelectedItem != null)
{
currentEngine = EngineLib.Get(EngineSelection.SelectedItem.ToString());
}
run.Enabled = currentEngine.Loaded;
new Thread(new ThreadStart(() =>
{
lock (currentEngine)
{
try
{
EngineSelection.Enabled = false;
EngineName.Text = currentEngine.EngineInfo.Name;
EngineProvider.Text = currentEngine.EngineInfo.Provider;
EngineVersion.Text = currentEngine.EngineInfo.Version.ToString();
EngineMessages.Text = currentEngine.EngineInfo.Message;
if (currentEngine.EngineInfo.NeedLogin)
{
var loginEngine = (ILoginSearchEngine)currentEngine;
var loginform = new Login(loginEngine.Captcha(currentEngine.EngineInfo.LoginInfo));
loginform.ShowDialog();
loginform.Dispose();
if (!loginEngine.Login(loginform.Username, loginform.Password, loginform.Captcha))
{
throw new Exception("无法登录到搜题引擎");
}
}
while (!currentEngine.Loaded)
{
Thread.Sleep(0);
}
run.Enabled = currentEngine.Loaded;
EngineVersion.Text = currentEngine.EngineInfo.Version.ToString();
EngineMessages.Text = currentEngine.EngineInfo.Message;
EngineSelection.Enabled = true;
}
catch (Exception err)
{
MessageBox.Show("您选择的搜题引擎出现了一处错误。\n" + err.Message + "\n" + err.StackTrace, "无法加载选择的搜题引擎");
}
}
})).Start();
}
public LocalSearch()
{
Directory.CreateDirectory("./localdb");
files = Directory.GetFiles("./localdb", "*.ldb", SearchOption.AllDirectories);
while (files.Length < 1)
{
Process.Start("explorer", Path.GetFullPath("./localdb"));
EngineLib.Msgbox.Invoke("没有可用的数据库，请将本地数据库(.ldb)存入打开的文件夹。");
files = Directory.GetFiles("./localdb", "*.ldb", SearchOption.AllDirectories);
}
long totalsize = 0;
foreach (var f in files)
{
var finfo = new FileInfo(f);
totalsize += finfo.Length;
}
memcached = (totalsize <= NON_MEMCACHE_SIZE_THREHOLD);
if (memcached)
{
datastore = new Dictionary <string, string>();
foreach (var f in files)
{
var lines = File.ReadAllLines(f);
foreach (var l in lines)
{
JObject jb = JObject.Parse(l);
try
{
datastore.Add(jb.Value <string>("q"), jb.Value <string>("a"));
}
catch (ArgumentException err)
{
EngineLib.Msgbox("题库文件\"" + Path.GetFileName(f) + "\"存在一处错误：\n" + err.Message);
}
}
}
}
}
private void Form1_Load(object sender, EventArgs e)
{
EngineSelection.Items.AddRange(EngineLib.List().ToArray());
}
