/// <summary>
/// 执行表达式
/// </summary>
/// <param name="expr">表达式</param>
/// <param name="spec">表示器代号</param>
/// <returns>执行结果</returns>
public IQueryResult Execute(string expr, string spec)
{
switch (expr)
{
case "T":
return(ListTitles());
case "?":
return(ListHelp());
case "reload":
return(new NumberAffected(MetaConfigManager.ReloadAll()));
case "die":
Environment.Exit(0);
break;
}
return(m_Composer.Execute(expr, GetSerializer(spec)));
}
protected DistributedShell(Accountant helper)
{
Accountant = helper;
var resetComopser =
new ShellComposer
{
new ShellComponent(
"soft",
(expr, serializer) =>
{
var dist = Parsing.DistributedQuery(ref expr);
var rng = Parsing.Range(ref expr) ?? DateFilter.Unconstrained;
Parsing.Eof(expr);
return(ExecuteResetSoft(dist, rng));
}),
new ShellComponent(
"mixed",
(expr, serializer) =>
{
var dist = Parsing.DistributedQuery(ref expr);
var rng = Parsing.Range(ref expr) ?? DateFilter.Unconstrained;
Parsing.Eof(expr);
return(ExcuteResetMixed(dist, rng));
}),
new ShellComponent(
"hard",
(expr, serializer) =>
{
var dist = Parsing.DistributedQuery(ref expr);
var vouchers = Parsing.OptColVouchers(ref expr);
Parsing.Eof(expr);
return(ExecuteResetHard(dist, vouchers));
})
};
m_Composer =
new ShellComposer
{
new ShellComponent(
"all",
(expr, serializer) =>
{
var safe = Parsing.Token(ref expr, false, t => t == "unsafe") == null;
var dist = Parsing.DistributedQuery(ref expr);
Parsing.Eof(expr);
if (dist.IsDangerous() && safe)
{
throw new SecurityException("检测到弱检索式");
}
return(ExecuteList(dist, null, false, serializer));
}),
new ShellComponent(
"li",
(expr, serializer) =>
{
var safe = Parsing.Token(ref expr, false, t => t == "unsafe") == null;
var dt = Parsing.UniqueTime(ref expr) ?? ClientDateTime.Today;
var dist = Parsing.DistributedQuery(ref expr);
Parsing.Eof(expr);
if (dist.IsDangerous() && safe)
{
throw new SecurityException("检测到弱检索式");
}
return(ExecuteList(dist, dt, true, serializer));
}),
new ShellComponent(
"q",
(expr, serializer) =>
{
var safe = Parsing.Token(ref expr, false, t => t == "unsafe") == null;
var dist = Parsing.DistributedQuery(ref expr);
Parsing.Eof(expr);
if (dist.IsDangerous() && safe)
{
throw new SecurityException("检测到弱检索式");
}
return(ExecuteQuery(dist, serializer));
}),
new ShellComponent(
"reg",
(expr, serializer) =>
{
var dist = Parsing.DistributedQuery(ref expr);
var rng = Parsing.Range(ref expr) ?? DateFilter.Unconstrained;
var vouchers = Parsing.OptColVouchers(ref expr);
Parsing.Eof(expr);
return(ExecuteRegister(dist, rng, vouchers, serializer));
}),
new ShellComponent(
"unreg",
(expr, serializer) =>
{
var dist = Parsing.DistributedQuery(ref expr);
var rng = Parsing.Range(ref expr) ?? DateFilter.Unconstrained;
var vouchers = Parsing.OptColVouchers(ref expr);
Parsing.Eof(expr);
return(ExecuteUnregister(dist, rng, vouchers, serializer));
}),
new ShellComponent(
"recal",
(expr, serializer) =>
{
var dist = Parsing.DistributedQuery(ref expr);
Parsing.Eof(expr);
return(ExecuteRecal(dist, serializer));
}),
new ShellComponent("rst", (expr, serializer) => resetComopser.Execute(expr, serializer)),
new ShellComponent(
"ap",
(expr, serializer) =>
{
var collapse = Parsing.Optional(ref expr, "col");
var dist = Parsing.DistributedQuery(ref expr);
var rng = Parsing.Range(ref expr) ?? DateFilter.Unconstrained;
Parsing.Eof(expr);
return(ExecuteApply(dist, rng, collapse));
}),
new ShellComponent(
"chk",
(expr, serializer) =>
{
var dist = Parsing.DistributedQuery(ref expr);
Parsing.Eof(expr);
return(ExecuteCheck(dist, new DateFilter(null, ClientDateTime.Today), serializer));
}),
new ShellComponent(
null,
(expr, serializer) =>
{
var dt = Parsing.UniqueTime(ref expr) ?? ClientDateTime.Today;
var dist = Parsing.DistributedQuery(ref expr);
Parsing.Eof(expr);
return(ExecuteList(dist, dt, false, serializer));
})
};
}
