Implement php://output wrapper, which can be used to write to the output

buffer via PHPWRITE.

diff --git a/ext/standard/php_fopen_wrapper.c b/ext/standard/php_fopen_wrapper.c
index e2a9eea8b6598621baa70cef49118fc80a8fe790..bc9e3a65b9b605901ad59c0141982645b16a03ca 100644 (file)
--- a/ext/standard/php_fopen_wrapper.c
+++ b/ext/standard/php_fopen_wrapper.c
@@ -30,6 +30,40 @@
 #include "php_standard.h"
 #include "php_fopen_wrappers.h"
 
+static size_t php_stream_output_write(php_stream *stream, const char *buf, size_t count TSRMLS_DC)
+{
+       PHPWRITE(buf, count);
+       return count;
+}
+
+static size_t php_stream_output_read(php_stream *stream, char *buf, size_t count TSRMLS_DC)
+{
+       return 0;
+}
+
+static int php_stream_output_close(php_stream *stream, int close_handle TSRMLS_DC)
+{
+       return 0;
+}
+
+static int php_stream_output_flush(php_stream *stream TSRMLS_DC)
+{
+       sapi_flush(TSRMLS_C);
+       return 0;
+}
+
+php_stream_ops php_stream_output_ops = {
+       php_stream_output_write,
+       php_stream_output_read,
+       php_stream_output_close,
+       php_stream_output_flush,
+       "Output",
+       NULL,
+       NULL,
+       NULL,
+       NULL
+};
+
 php_stream * php_stream_url_wrap_php(php_stream_wrapper *wrapper, char *path, char *mode, int options, char **opened_path, php_stream_context *context STREAMS_DC TSRMLS_DC)
 {
        FILE * fp = NULL;
@@ -38,6 +72,10 @@ php_stream * php_stream_url_wrap_php(php_stream_wrapper *wrapper, char *path, ch
        if (!strncasecmp(path, "php://", 6))
                path += 6;
        
+       if (!strcasecmp(path, "output")) {
+               return php_stream_alloc(&php_stream_output_ops, NULL, 0, "wb");
+       }
+       
        if (!strcasecmp(path, "stdin")) {
                fp = fdopen(dup(STDIN_FILENO), mode);
        } else if (!strcasecmp(path, "stdout")) {
@@ -45,7 +83,6 @@ php_stream * php_stream_url_wrap_php(php_stream_wrapper *wrapper, char *path, ch
        } else if (!strcasecmp(path, "stderr")) {
                fp = fdopen(dup(STDERR_FILENO), mode);
        }
-       /* TODO: implement php://output as a stream to write to the current output buffer ? */
 
        if (fp) {
                stream = php_stream_fopen_from_file(fp, mode);