public static int file_put_contents(Context ctx, string path, PhpValue data, WriteContentsOptions flags = WriteContentsOptions.Empty, PhpResource context = null)
{
StreamContext sc = StreamContext.GetValid(context, true);
if (sc == null)
{
return(-1);
}
string mode = (flags & WriteContentsOptions.AppendContents) > 0 ? "ab" : "wb";
using (PhpStream to = PhpStream.Open(ctx, path, mode, ProcessOptions(ctx, (FileOpenOptions)flags), sc))
{
if (to == null)
{
return(-1);
}
// passing array is equivalent to file_put_contents($filename, join('', $array))
var array = data.ArrayOrNull();
if (array != null)
{
int total = 0;
var enumerator = array.GetFastEnumerator();
while (enumerator.MoveNext())
{
int written = to.WriteBytes(enumerator.CurrentValue.ToBytes(ctx));
if (written == -1)
{
return(total);
}
total += written;
}
return(total);
}
// as of PHP 5.1.0, you may also pass a stream resource to the data parameter
var resource = data.AsResource();
if (resource != null)
{
PhpStream from = PhpStream.GetValid(resource);
if (from == null)
{
return(-1);
}
return(PhpStreams.stream_copy_to_stream(from, to));
}
return(to.WriteBytes(data.ToBytes(ctx)));
}
}
/// <summary>
/// Checks whether a dereferenced variable is a valid <see cref="PhpResource"/>.
/// </summary>
/// <param name="variable">The variable.</param>
/// <returns>Whether <paramref name="variable"/> is a valid <see cref="PhpResource"/>.</returns>
public static bool is_resource(PhpValue variable)
{
var res = variable.AsResource();
return(res != null && res.IsValid);
}