X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fext-http;a=blobdiff_plain;f=php_http_env_response.c;h=2b633c1871ca1bd0de1dd565fc12f2cbbc73cae5;hp=80043a22f089ff7d562a4822c935ff2b00ee7136;hb=03045a17d712ce52e0a55c7d8f2cc30b48b3a645;hpb=8d084b7e31a4985d75e74efbabf21a818513fd0f diff --git a/php_http_env_response.c b/php_http_env_response.c index 80043a2..2b633c1 100644 --- a/php_http_env_response.c +++ b/php_http_env_response.c @@ -207,7 +207,9 @@ php_http_cache_status_t php_http_env_is_response_cached_by_last_modified(zval *o static zend_bool php_http_env_response_is_cacheable(php_http_env_response_t *r, php_http_message_t *request) { - if (r->ops->get_status(r) >= 400) { + long status = r->ops->get_status(r); + + if (status && status / 100 != 2) { return 0; } @@ -834,14 +836,18 @@ typedef struct php_http_env_response_stream_ctx { long status_code; php_stream *stream; + php_stream_filter *chunked_filter; + php_http_message_t *request; unsigned started:1; unsigned finished:1; + unsigned chunked:1; } php_http_env_response_stream_ctx_t; static ZEND_RESULT_CODE php_http_env_response_stream_init(php_http_env_response_t *r, void *init_arg) { php_http_env_response_stream_ctx_t *ctx; + size_t buffer_size = 0x1000; ctx = ecalloc(1, sizeof(*ctx)); @@ -849,7 +855,15 @@ static ZEND_RESULT_CODE php_http_env_response_stream_init(php_http_env_response_ ++GC_REFCOUNT(ctx->stream->res); ZEND_INIT_SYMTABLE(&ctx->header); php_http_version_init(&ctx->version, 1, 1); + php_stream_set_option(ctx->stream, PHP_STREAM_OPTION_WRITE_BUFFER, PHP_STREAM_BUFFER_FULL, &buffer_size); ctx->status_code = 200; + ctx->chunked = 1; + ctx->request = get_request(&r->options); + + /* 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; @@ -859,24 +873,33 @@ static void php_http_env_response_stream_dtor(php_http_env_response_t *r) { php_http_env_response_stream_ctx_t *ctx = r->ctx; + if (ctx->chunked_filter) { + ctx->chunked_filter = php_stream_filter_remove(ctx->chunked_filter, 1); + } zend_hash_destroy(&ctx->header); zend_list_delete(ctx->stream->res); efree(ctx); r->ctx = NULL; } -static void php_http_env_response_stream_header(php_http_env_response_stream_ctx_t *ctx, HashTable *header) +static void php_http_env_response_stream_header(php_http_env_response_stream_ctx_t *ctx, HashTable *header, php_http_buffer_t *buf) { zval *val; ZEND_HASH_FOREACH_VAL(header, val) { if (Z_TYPE_P(val) == IS_ARRAY) { - php_http_env_response_stream_header(ctx, Z_ARRVAL_P(val)); + php_http_env_response_stream_header(ctx, Z_ARRVAL_P(val), buf); } else { zend_string *zs = zval_get_string(val); - php_stream_write(ctx->stream, zs->val, zs->len); - php_stream_write_string(ctx->stream, PHP_HTTP_CRLF); + if (ctx->chunked) { + /* disable chunked transfer encoding if we've got an explicit content-length */ + if (!strncasecmp(zs->val, "Content-Length:", lenof("Content-Length:"))) { + ctx->chunked = 0; + } + } + php_http_buffer_append(buf, zs->val, zs->len); + php_http_buffer_appends(buf, PHP_HTTP_CRLF); zend_string_release(zs); } } @@ -884,15 +907,45 @@ static void php_http_env_response_stream_header(php_http_env_response_stream_ctx } static ZEND_RESULT_CODE php_http_env_response_stream_start(php_http_env_response_stream_ctx_t *ctx) { + php_http_buffer_t header_buf; + if (ctx->started || ctx->finished) { return FAILURE; } - 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)); - php_http_env_response_stream_header(ctx, &ctx->header); - php_stream_write_string(ctx->stream, PHP_HTTP_CRLF); - ctx->started = 1; - return SUCCESS; + php_http_buffer_init(&header_buf); + php_http_buffer_appendf(&header_buf, "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, &header_buf); + + /* enable chunked transfer encoding */ + if (ctx->chunked) { + php_http_buffer_appends(&header_buf, "Transfer-Encoding: chunked" PHP_HTTP_CRLF); + } + + php_http_buffer_appends(&header_buf, PHP_HTTP_CRLF); + + if (header_buf.used == php_stream_write(ctx->stream, header_buf.data, header_buf.used)) { + ctx->started = 1; + } + php_http_buffer_dtor(&header_buf); + php_stream_flush(ctx->stream); + + if (ctx->chunked) { + ctx->chunked_filter = php_stream_filter_create("http.chunked_encode", NULL, 0); + php_stream_filter_append(&ctx->stream->writefilters, ctx->chunked_filter); + } + + return ctx->started ? SUCCESS : FAILURE; } static long php_http_env_response_stream_get_status(php_http_env_response_t *r) { @@ -1029,18 +1082,24 @@ static ZEND_RESULT_CODE php_http_env_response_stream_flush(php_http_env_response } static ZEND_RESULT_CODE php_http_env_response_stream_finish(php_http_env_response_t *r) { - php_http_env_response_stream_ctx_t *stream_ctx = r->ctx; + php_http_env_response_stream_ctx_t *ctx = r->ctx; - if (stream_ctx->finished) { + if (ctx->finished) { return FAILURE; } - if (!stream_ctx->started) { - if (SUCCESS != php_http_env_response_stream_start(stream_ctx)) { + if (!ctx->started) { + if (SUCCESS != php_http_env_response_stream_start(ctx)) { return FAILURE; } } - stream_ctx->finished = 1; + php_stream_flush(ctx->stream); + if (ctx->chunked && ctx->chunked_filter) { + php_stream_filter_flush(ctx->chunked_filter, 1); + ctx->chunked_filter = php_stream_filter_remove(ctx->chunked_filter, 1 TSRMLS_CC); + } + + ctx->finished = 1; return SUCCESS; } @@ -1099,8 +1158,15 @@ static PHP_METHOD(HttpEnvResponse, __invoke) PHP_HTTP_ENV_RESPONSE_OBJECT_INIT(obj); - php_http_message_object_init_body_object(obj); - php_http_message_body_append(obj->message->body, ob_str, ob_len); + if (!obj->body) { + php_http_message_object_init_body_object(obj); + } + + if (ob_flags & PHP_OUTPUT_HANDLER_CLEAN) { + php_stream_truncate_set_size(php_http_message_body_stream(obj->message->body), 0); + } else { + php_http_message_body_append(obj->message->body, ob_str, ob_len); + } RETURN_TRUE; } } @@ -1273,7 +1339,7 @@ static PHP_METHOD(HttpEnvResponse, setCookie) case IS_ARRAY: list = php_http_cookie_list_from_struct(NULL, zcookie_new); zcookie_new = &tmp; - ZVAL_OBJECT(zcookie_new, &php_http_cookie_object_new_ex(php_http_cookie_class_entry, list)->zo, 1); + ZVAL_OBJECT(zcookie_new, &php_http_cookie_object_new_ex(php_http_cookie_class_entry, list)->zo, 0); break; default: @@ -1281,7 +1347,7 @@ static PHP_METHOD(HttpEnvResponse, setCookie) list = php_http_cookie_list_parse(NULL, zs->val, zs->len, 0, NULL); zend_string_release(zs); zcookie_new = &tmp; - ZVAL_OBJECT(zcookie_new, &php_http_cookie_object_new_ex(php_http_cookie_class_entry, list)->zo, 1); + ZVAL_OBJECT(zcookie_new, &php_http_cookie_object_new_ex(php_http_cookie_class_entry, list)->zo, 0); } zend_restore_error_handling(&zeh);