/// <summary>
/// Gets phar content file stream.
/// </summary>
public static Stream GetResourceStream(CachedPhar phar, ReadOnlySpan <char> entryName)
{
var content = GetResourceContent(phar, entryName);
if (content != null)
{
return(new MemoryStream(Encoding.UTF8.GetBytes(content)));
}
return(null);
}
/// <summary>
/// Gets phar content.
/// </summary>
public static string GetResourceContent(CachedPhar phar, ReadOnlySpan <char> entryName)
{
if (phar != null && phar.Resources != null)
{
// TODO: the resource should be embedded as Stream
// return value may change from string to Stream
return(phar.Resources.GetString(entryName.ToString().Replace('\\', '/')));
}
return(null);
}
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));
}
static CachedPhar EnsureCachedPhar(Type stubScriptType)
{
CachedPhar cached = null;
var pharFile = GetPharFile(stubScriptType);
if (pharFile != null)
{
var cachedPhars = _cachedPhars;
if (cachedPhars == null || !cachedPhars.TryGetValue(pharFile, out cached))
{
var newdict = cachedPhars != null
? new Dictionary <string, CachedPhar>(cachedPhars, CurrentPlatform.PathComparer)
: new Dictionary <string, CachedPhar>(CurrentPlatform.PathComparer);
newdict[pharFile] = cached = new CachedPhar(stubScriptType);
_cachedPhars = newdict;
}
}
return(cached);
}
static bool TryResolvePhar(Func <string, CachedPhar> resolver, ReadOnlySpan <char> path, out CachedPhar phar, out ReadOnlySpan <char> entry)
{
phar = default;
entry = default;
if (FileSystemUtils.TryGetScheme(path, out var schemespan))
{
if (!schemespan.SequenceEqual("phar".AsSpan()))
{
return(false);
}
// slice off the scheme://
path = path.Slice(schemespan.Length + 3);
}
if (path.IsEmpty)
{
return(false);
}
// find the phar
for (int slash = 0; slash <= path.Length; slash++)
{
if (slash == path.Length || PathUtils.IsDirectorySeparator(path[slash]))
{
var pharpath = path.Slice(0, slash);
phar = resolver(pharpath.ToString());
if (phar != null)
{
entry = slash < path.Length ? path.Slice(slash + 1) : ReadOnlySpan <char> .Empty;
return(true);
}
}
}
//
return(false);
}