public static bool ResetRewriteVariables()
{
/*PhpException.FunctionNotSupported();
* return false;*/
ScriptContext context = ScriptContext.CurrentContext;
UrlRewriter rewriter = UrlRewriter.Current;
BufferedOutput output = context.BufferedOutput;
if (rewriter == null ||
output.Level == 0 ||
output.GetFilter() != rewriter.filterCallback)
{
return(false);
}
// some output flush
output.Flush();
rewriter.Variables.Clear();
output.DecreaseLevel(false);
if (output.Level == 0)
{
context.IsOutputBuffered = false;
}
return(true);
}
/// <summary>
/// Get the status of the current or all output buffers.
/// </summary>
/// <param name="ctx">Current runtime context.</param>
/// <param name="full">Whether to retrieve extended information about all levels of buffering or about the current one.</param>
/// <returns>The array of name => value pairs containing information.</returns>
public static PhpArray ob_get_status(Context ctx, bool full)
{
BufferedOutput bo = ctx.BufferedOutput;
PhpArray result;
if (full)
{
result = new PhpArray(bo.Level);
for (int i = 1; i <= bo.Level; i++)
{
result.Add(i, GetLevelStatus(bo, i));
}
}
else if (bo.Level > 0)
{
result = GetLevelStatus(bo, bo.Level);
result.Add("level", bo.Level);
}
else
{
result = PhpArray.NewEmpty();
}
return(result);
}
public static bool AddRewriteVariable(string name, string value)
{
if (String.IsNullOrEmpty(name))
{
PhpException.InvalidArgument("name", LibResources.GetString("arg:null_or_empty"));
return(false);
}
ScriptContext context = ScriptContext.CurrentContext;
UrlRewriter rewriter = UrlRewriter.GetOrCreate();
BufferedOutput output = context.BufferedOutput;
// some output flush
output.Flush();
rewriter.Variables[name] = value;
// start UrlRewriter filtering if not yet
if (output.FindLevelByFilter(rewriter.filterCallback) < 0)
{
// create new output buffer level (URL-Rewriter is not started yet)
int Level = output.IncreaseLevel();
output.SetFilter(rewriter.GetOrCreateFilterCallback(context), Level);
output.SetLevelName(Level, "URL-Rewriter");
}
context.IsOutputBuffered = true; // turn on output buffering if not yet
return(true);
}
public void LogText(LogLevel logLevel, String strInText, params object[] parms)
{
String output = String.Format(strInText, parms);
BufferedOutput cached;
try
{
_outputListLock.Lock();
if (_outputByText.TryGetValue(output, out cached) == false)
{
cached = new BufferedOutput(logLevel, DateTime.UtcNow, output);
_outputByText.Add(output, cached);
}
cached.AddInstance();
int count;
if (cached.TryGetOutput(_minumumOutputInterval, out count))
{
_log.LogText(logLevel, String.Format("{0} - ({1} times)", output, count));
_outputByText.Remove(output);
}
}
finally
{
_outputListLock.Unlock();
}
CheckCache();
}
/// <summary>
/// Gets the content of the current buffer and decreases the level of buffering.
/// </summary>
/// <returns>The content of the buffer.</returns>
public static PhpValue ob_get_flush(Context ctx)
{
BufferedOutput bo = ctx.BufferedOutput;
var result = bo.GetContent();
EndInternal(ctx, true);
return(result);
}
public static object GetAndFlush()
{
ScriptContext context = ScriptContext.CurrentContext;
BufferedOutput bo = context.BufferedOutput;
object result = bo.GetContent();
EndInternal(context, true);
return(result);
}
public static PhpArray ob_list_handlers(Context ctx)
{
BufferedOutput bo = ctx.BufferedOutput;
var result = new PhpArray(bo.Level);
for (int i = 0; i < bo.Level; i++)
{
result.Add(bo.GetLevelName(i));
}
return(result);
}
public static PhpArray GetHandlers()
{
BufferedOutput bo = ScriptContext.CurrentContext.BufferedOutput;
PhpArray result = new PhpArray(bo.Level, 0);
for (int i = 0; i < bo.Level; i++)
{
result.Add(bo.GetLevelName(i));
}
return(result);
}
/// <summary>
/// Decreases the level of buffering and discards or flushes data on the current level of buffering.
/// </summary>
/// <param name="context">Current script context.</param>
/// <param name="flush">Whether to flush data.</param>
/// <returns>Whether the content was discarded and the level was decreased.</returns>
private static bool EndInternal(ScriptContext /*!*/ context, bool flush)
{
BufferedOutput buf = context.BufferedOutput;
if (buf.Level == 0)
{
PhpException.Throw(PhpError.Notice, CoreResources.GetString("output_buffering_disabled"));
return(false);
}
if (buf.DecreaseLevel(flush) < 0)
{
context.IsOutputBuffered = false;
}
return(true);
}
/// <summary>
/// Decreases the level of buffering and discards or flushes data on the current level of buffering.
/// </summary>
/// <param name="ctx">Current runtime context.</param>
/// <param name="flush">Whether to flush data.</param>
/// <returns>Whether the content was discarded and the level was decreased.</returns>
private static bool EndInternal(Context /*!*/ ctx, bool flush)
{
BufferedOutput buf = ctx.BufferedOutput;
if (buf.Level == 0)
{
//PhpException.Throw(PhpError.Notice, CoreResources.GetString("output_buffering_disabled"));
//return false;
throw new NotImplementedException();
}
if (buf.DecreaseLevel(flush) < 0)
{
ctx.IsOutputBuffered = false;
}
return(true);
}
/// <summary>
/// Decreases the level of buffering and discards or flushes data on the current level of buffering.
/// </summary>
/// <param name="ctx">Current runtime context.</param>
/// <param name="flush">Whether to flush data.</param>
/// <returns>Whether the content was discarded and the level was decreased.</returns>
private static bool EndInternal(Context /*!*/ ctx, bool flush)
{
BufferedOutput buf = ctx.BufferedOutput;
if (buf.Level == 0)
{
// "failed to delete buffer. No buffer to delete"
PhpException.Throw(PhpError.Notice, Core.Resources.ErrResources.output_buffering_disabled);
return(false);
}
if (buf.DecreaseLevel(flush) < 0)
{
ctx.IsOutputBuffered = false;
}
return(true);
}
private static PhpArray /*!*/ GetLevelStatus(BufferedOutput /*!*/ bo, int index)
{
PhpArray result = new PhpArray(0, 3);
PhpCallback filter;
int size;
bo.GetLevelInfo(index, out filter, out size);
if (filter != null)
{
result.Add("type", 1);
result.Add("name", ((IPhpConvertible)filter).ToString());
}
else
{
result.Add("type", 0);
}
result.Add("buffer_size", size);
return(result);
}
private static PhpArray /*!*/ GetLevelStatus(BufferedOutput /*!*/ bo, int index)
{
var result = new PhpArray(3);
IPhpCallable filter;
int size;
string name;
bo.GetLevelInfo(index, out filter, out size, out name);
if (filter != null)
{
result.Add("type", 1);
result.Add("name", name);
}
else
{
result.Add("type", 0);
}
result.Add("buffer_size", size);
return(result);
}
public static PhpArray GetStatus(bool full)
{
BufferedOutput bo = ScriptContext.CurrentContext.BufferedOutput;
PhpArray result;
if (full)
{
result = new PhpArray(bo.Level, 0);
for (int i = 1; i <= bo.Level; i++)
{
result.Add(i, GetLevelStatus(bo, i));
}
}
else if (bo.Level > 0)
{
result = GetLevelStatus(bo, bo.Level);
result.Add("level", bo.Level);
}
else
{
result = new PhpArray(0, 0);
}
return(result);
}