long status_code;
php_stream *stream;
+ php_http_message_t *request;
unsigned started:1;
unsigned finished:1;
+ unsigned chunked:1;
} php_http_env_response_stream_ctx_t;
static STATUS php_http_env_response_stream_init(php_http_env_response_t *r, void *init_arg)
zend_hash_init(&ctx->header, 0, NULL, ZVAL_PTR_DTOR, 0);
php_http_version_init(&ctx->version, 1, 1 TSRMLS_CC);
ctx->status_code = 200;
+ ctx->chunked = 1;
+ ctx->request = get_request(r->options TSRMLS_CC);
+
+ /* there are some limitations regarding TE:chunked, see https://tools.ietf.org/html/rfc7230#section-3.3.1 */
+ if (ctx->request && ctx->request->http.version.major == 1 && ctx->request->http.version.minor == 0) {
+ ctx->version.minor = 0;
+ }
r->ctx = ctx;
} else {
zval *tmp = php_http_ztyp(IS_STRING, *val);
+ if (ctx->chunked) {
+ /* disable chunked transfer encoding if we've got an explicit content-length */
+ if (!strncasecmp(Z_STRVAL_P(tmp), "Content-Length:", lenof("Content-Length:"))) {
+ ctx->chunked = 0;
+ }
+ }
php_stream_write(ctx->stream, Z_STRVAL_P(tmp), Z_STRLEN_P(tmp));
php_stream_write_string(ctx->stream, PHP_HTTP_CRLF);
zval_ptr_dtor(&tmp);
}
php_stream_printf(ctx->stream TSRMLS_CC, "HTTP/%u.%u %ld %s" PHP_HTTP_CRLF, ctx->version.major, ctx->version.minor, ctx->status_code, php_http_env_get_response_status_for_code(ctx->status_code));
+
+ /* there are some limitations regarding TE:chunked, see https://tools.ietf.org/html/rfc7230#section-3.3.1 */
+ if (ctx->version.major == 1 && ctx->version.minor == 0) {
+ ctx->chunked = 0;
+ } else if (ctx->status_code == 204 || ctx->status_code/100 == 1) {
+ ctx->chunked = 0;
+ } else if (ctx->request && ctx->status_code/100 == 2 && !strcasecmp(ctx->request->http.info.request.method, "CONNECT")) {
+ ctx->chunked = 0;
+ }
+
php_http_env_response_stream_header(ctx, &ctx->header TSRMLS_CC);
+
+ /* enable chunked transfer encoding */
+ if (ctx->chunked) {
+ php_stream_write_string(ctx->stream, "Transfer-Encoding: chunked" PHP_HTTP_CRLF);
+ }
php_stream_write_string(ctx->stream, PHP_HTTP_CRLF);
+
ctx->started = 1;
+
return SUCCESS;
}
static long php_http_env_response_stream_get_status(php_http_env_response_t *r)
}
}
+ if (stream_ctx->chunked && 0 == php_stream_printf(stream_ctx->stream TSRMLS_CC, "%lx" PHP_HTTP_CRLF, (unsigned long) data_len)) {
+ return FAILURE;
+ }
+
if (data_len != php_stream_write(stream_ctx->stream, data_str, data_len)) {
return FAILURE;
}
+ if (stream_ctx->chunked && 2 != php_stream_write_string(stream_ctx->stream, PHP_HTTP_CRLF)) {
+ return FAILURE;
+ }
+
return SUCCESS;
}
static STATUS php_http_env_response_stream_flush(php_http_env_response_t *r)
}
}
+ if (stream_ctx->chunked && 5 != php_stream_write_string(stream_ctx->stream, "0" PHP_HTTP_CRLF PHP_HTTP_CRLF)) {
+ return FAILURE;
+ }
+
stream_ctx->finished = 1;
return SUCCESS;
#else
php_end_ob_buffers(1 TSRMLS_CC);
#endif
+
if (zstream) {
php_http_env_response_t *r;