Return legit responses for some static files.

git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4687 ed5197a5-7fde-0310-b194-c3ffbd925b24

src/http.c

@@ -170,7 +170,8 @@ static void _http_add_body_bytes(tf_http_connection_t* connection, const void* d
 
 	if (connection->body_length == connection->content_length)
 	{
-		tf_http_request_t request =
+		tf_http_request_t* request = tf_malloc(sizeof(tf_http_request_t));
+		*request = (tf_http_request_t)
 		{
 			.connection = connection,
 			.phase = k_http_callback_phase_headers_received,
@@ -180,7 +181,7 @@ static void _http_add_body_bytes(tf_http_connection_t* connection, const void* d
 			.headers_count = connection->headers_length,
 			.user_data = connection->user_data,
 		};
-		connection->callback(&request);
+		connection->callback(request);
 		_http_reset_connection(connection);
 	}
 }
@@ -387,8 +388,15 @@ static const char* _http_status_text(int status)
 {
 	switch (status)
 	{
+	case 101: return "Switching Protocols";
 	case 200: return "OK";
+	case 303: return "See other";
+	case 304: return "Not Modified";
+	case 400: return "Bad Request";
+	case 401: return "Unauthorized";
+	case 403: return "Forbidden";
 	case 404: return "File not found";
+	case 500: return "Internal server error";
 	default: return "Unknown";
 	}
 }
@@ -455,6 +463,7 @@ void tf_http_respond(tf_http_request_t* request, int status, const char** header
 		*shutdown_request = (uv_shutdown_t) { .data = request };
 		uv_shutdown(shutdown_request, (uv_stream_t*)&request->connection->tcp, _http_on_shutdown);
 	}
+	tf_free(request);
 }
 
 size_t tf_http_get_body(const tf_http_request_t* request, const void** out_data)

src/httpd.js.c

@@ -6,7 +6,14 @@
 #include "task.h"
 #include "util.js.h"
 
+#include "picohttpparser.h"
+
+#if !defined(__APPLE__) && !defined(__OpenBSD__) && !defined(_WIN32)
+#include <alloca.h>
+#endif
+
 static JSClassID _httpd_class_id;
+static JSClassID _httpd_response_class_id;
 
 typedef struct _http_handler_data_t
 {
@@ -14,14 +21,111 @@ typedef struct _http_handler_data_t
 	JSValue callback;
 } http_handler_data_t;
 
+static JSValue _httpd_response_write_head(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
+{
+	JS_SetPropertyStr(context, this_val, "response_status", JS_DupValue(context, argv[0]));
+	JS_SetPropertyStr(context, this_val, "response_headers", JS_DupValue(context, argv[1]));
+	return JS_UNDEFINED;
+}
+
+static JSValue _httpd_response_end(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
+{
+	tf_http_request_t* request = JS_GetOpaque(this_val, _httpd_response_class_id);
+	size_t length = 0;
+	const void* data = NULL;
+	JSValue buffer;
+	if (JS_IsString(argv[0]))
+	{
+		data = JS_ToCStringLen(context, &length, argv[0]);
+	}
+	else if ((data = tf_util_try_get_array_buffer(context, &length, argv[0])) != 0)
+	{
+	}
+	else
+	{
+		size_t offset;
+		size_t size;
+		size_t element_size;
+		buffer = tf_util_try_get_typed_array_buffer(context, argv[0], &offset, &size, &element_size);
+		if (!JS_IsException(buffer))
+		{
+			data = tf_util_try_get_array_buffer(context, &length, buffer);
+		}
+	}
+	JSValue response_status = JS_GetPropertyStr(context, this_val, "response_status");
+	int status = 0;
+	JS_ToInt32(context, &status, response_status);
+	JS_FreeValue(context, response_status);
+
+	const char** headers = NULL;
+	int headers_length = 0;
+	JSValue response_headers = JS_GetPropertyStr(context, this_val, "response_headers");
+	JSPropertyEnum* ptab;
+	uint32_t plen;
+	JS_GetOwnPropertyNames(context, &ptab, &plen, response_headers, JS_GPN_STRING_MASK);
+	headers = alloca(sizeof(const char*) * plen * 2);
+	headers_length = plen;
+	for (uint32_t i = 0; i < plen; ++i)
+	{
+		JSValue key = JS_AtomToString(context, ptab[i].atom);
+		JSPropertyDescriptor desc;
+		JSValue key_value = JS_NULL;
+		if (JS_GetOwnProperty(context, &desc, response_headers, ptab[i].atom) == 1)
+		{
+			key_value = desc.value;
+			JS_FreeValue(context, desc.setter);
+			JS_FreeValue(context, desc.getter);
+		}
+		headers[i * 2 + 0] = JS_ToCString(context, key);
+		headers[i * 2 + 1] = JS_ToCString(context, key_value);
+	}
+
+	tf_http_respond(request, status, headers, headers_length, data, length);
+
+	for (int i = 0; i < headers_length * 2; i++)
+	{
+		JS_FreeCString(context, headers[i]);
+	}
+	for (uint32_t i = 0; i < plen; ++i)
+	{
+		JS_FreeAtom(context, ptab[i].atom);
+	}
+	js_free(context, ptab);
+	JS_FreeValue(context, buffer);
+	return JS_UNDEFINED;
+}
+
 static void _httpd_callback(tf_http_request_t* request)
 {
-	tf_printf("httpd_callback!\n");
 	http_handler_data_t* data = request->user_data;
-	JSValue response = JS_Call(data->context, data->callback, JS_UNDEFINED, 0, NULL);
-	tf_printf("%d %d\n", JS_IsUndefined(response), JS_IsException(response));
-	tf_util_report_error(data->context, response);
-	JS_FreeValue(data->context, response);
+	JSContext* context = data->context;
+	JSValue request_object = JS_NewObject(context);
+	JS_SetPropertyStr(context, request_object, "uri", JS_NewString(context, request->path));
+	JSValue headers = JS_NewObject(context);
+	JS_SetPropertyStr(context, request_object, "headers", headers);
+	for (int i = 0; i < request->headers_count; i++)
+	{
+		JS_SetPropertyStr(context, headers, request->headers[i].name, JS_NewString(context, request->headers[i].value));
+	}
+
+	JSValue client = JS_NewObject(context);
+	JS_SetPropertyStr(context, client, "tls", JS_FALSE);
+	JS_SetPropertyStr(context, request_object, "client", client);
+
+	JSValue response_object = JS_NewObjectClass(context, _httpd_response_class_id);
+	JS_SetOpaque(response_object, request);
+	JS_SetPropertyStr(context, response_object, "writeHead", JS_NewCFunction(context, _httpd_response_write_head, "writeHead", 2));
+	JS_SetPropertyStr(context, response_object, "end", JS_NewCFunction(context, _httpd_response_end, "end", 1));
+	JSValue args[] =
+	{
+		request_object,
+		response_object,
+	};
+	JSValue response = JS_Call(context, data->callback, JS_UNDEFINED, 2, args);
+	tf_util_report_error(context, response);
+	JS_FreeValue(context, request_object);
+	JS_FreeValue(context, response_object);
+	JS_FreeValue(context, response);
 }
 
 static JSValue _httpd_all(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
@@ -31,7 +135,6 @@ static JSValue _httpd_all(JSContext* context, JSValueConst this_val, int argc, J
 	http_handler_data_t* data = tf_malloc(sizeof(http_handler_data_t));
 	*data = (http_handler_data_t) { .context = context, .callback = JS_DupValue(context, argv[1]) };
 	tf_http_add_handler(http, pattern, _httpd_callback, data);
-	tf_printf("HTTPD_ALL: %s\n", pattern);
 	JS_FreeCString(context, pattern);
 
 	return JS_UNDEFINED;
@@ -59,6 +162,7 @@ void _httpd_finalizer(JSRuntime* runtime, JSValue value)
 void tf_httpd_register(JSContext* context)
 {
 	JS_NewClassID(&_httpd_class_id);
+	JS_NewClassID(&_httpd_response_class_id);
 	JSClassDef def =
 	{
 		.class_name = "Httpd",