/// <summary>
/// Reads the currently executed file (a phar) and registers its manifest.
/// </summary>
/// <param name="ctx">Runtime context.</param>
/// <param name="self">Current script.</param>
/// <param name="alias">The alias that can be used in phar:// URLs to refer to this archive, rather than its full path.</param>
/// <param name="dataoffset">Unused.</param>
/// <returns>Always <c>true</c>.</returns>
public static bool mapPhar(Context ctx, [ImportValue(ImportValueAttribute.ValueSpec.CallerScript)] RuntimeTypeHandle self, string alias = default, int dataoffset = 0)
{
if (PharExtensions.MapPhar(ctx, Type.GetTypeFromHandle(self), alias))
{
return(true);
}
else
{
throw new PharException();
}
}
/// <summary>
/// Reads the currently executed file (a phar) and registers its manifest.
/// </summary>
/// <param name="ctx">Runtime context.</param>
/// <param name="self">Current script.</param>
/// <param name="alias">The alias that can be used in phar:// URLs to refer to this archive, rather than its full path.</param>
/// <param name="dataoffset">Unused.</param>
/// <returns>Always <c>true</c>.</returns>
public static bool mapPhar(Context ctx, QueryValue <CallerScript> self, string alias = default, int dataoffset = 0)
{
if (PharExtensions.MapPhar(ctx, self.Value.ScriptType, alias))
{
return(true);
}
else
{
throw new PharException();
}
}
public override PhpStream Open(Context ctx, ref string path, string mode, StreamOpenOptions options, StreamContext context)
{
if (TryResolvePhar(ctx, path.AsSpan(), out var phar, out var entry))
{
// Template: phar://alias/entryName
var resource = PharExtensions.GetResourceStream(phar, entry);
if (resource != null)
{
return(new NativeStream(ctx, resource, this, StreamAccessOptions.UseText | StreamAccessOptions.Read, path, context));
}
else
{
// TODO: entry not found
}
}
static bool TryResolvePhar(Context ctx, ReadOnlySpan <char> path, out CachedPhar phar, out ReadOnlySpan <char> entry)
{
return(TryResolvePhar(pharpath =>
{
var result = PharExtensions.AliasToPharFile(ctx, pharpath);
if (result == null && pharpath.EndsWith(PharExtensions.PharExtension, CurrentPlatform.PathStringComparison))
{
// resolve not-mapped phars (resolve path to root ... find .phar in compiled scripts ...)
var stub = Context.TryResolveScript(ctx.RootPath, pharpath);
result = PharExtensions.TryGetCachedPhar(stub);
}
return result;
}, path, out phar, out entry));
}
public override PhpStream Open(Context ctx, ref string path, string mode, StreamOpenOptions options, StreamContext context)
{
if (FileSystemUtils.TryGetScheme(path, out var schemespan))
{
var schemeends = schemespan.Length + 3;
var sep = path.IndexOfAny(PathUtils.DirectorySeparatorChars, schemeends);
if (sep >= 0)
{
Stream resource = null;
var alias = path.Substring(schemeends, sep - schemeends);
var pharFile = PharExtensions.AliasToPharFile(ctx, alias);
if (pharFile != null)
{
// Template: phar://alias/entryName
resource = PharExtensions.GetResourceStream(pharFile, path.Substring(sep + 1));
}
else
{
// Template: phar://path_phar_file/entryName
var pharExt = path.IndexOfOrdinal(PharExtensions.PharExtension, schemeends, path.Length - schemeends);
if (pharExt >= 0 && pharExt + PharExtensions.PharExtension.Length + 1 < path.Length)
{
// path_phar_file:
var pharPath = path.Substring(schemeends, pharExt + PharExtensions.PharExtension.Length - schemeends);
// entryName:
var entryName = path.Substring(pharExt + PharExtensions.PharExtension.Length + 1);
// ensure phar is loaded
// TODO: locate pharPath and get containing System.Reflection.Assembly
throw new NotImplementedException();
}
}
if (resource != null)
{
return(new NativeStream(ctx, resource, this, StreamAccessOptions.UseText | StreamAccessOptions.Read, path, context));
}
}
}
return(null);
}
public Context.ScriptInfo ResolveScript(Context ctx, string cd, string path)
{
// Template: include "phar://{path}"
var sep = path.IndexOfAny(PathUtils.DirectorySeparatorChars);
if (sep >= 0)
{
var pharFile = PharExtensions.AliasToPharFile(ctx, path.Remove(sep));
if (pharFile != null)
{
Debug.Assert(pharFile.EndsWith(PharExtensions.PharExtension, CurrentPlatform.PathStringComparison));
var pharPath = PharExtensions.PharEntryRelativePath(pharFile, path.Substring(sep + 1));
return(Context.TryGetDeclaredScript(pharPath));
}
}
// invalid
return(default);