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https://github.com/lightpanda-io/browser.git
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upgrade to zig 0.12
This commit is contained in:
Pierre Tachoire
174
src/xhr/xhr.zig
174
src/xhr/xhr.zig
@@ -95,6 +95,45 @@ pub const XMLHttpRequestBodyInit = union(XMLHttpRequestBodyInitTag) {
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};
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pub const XMLHttpRequest = struct {
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proto: XMLHttpRequestEventTarget = XMLHttpRequestEventTarget{},
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alloc: std.mem.Allocator,
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cli: Client,
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impl: YieldImpl,
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priv_state: PrivState = .new,
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req: ?Client.Request = null,
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method: std.http.Method,
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state: u16,
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url: ?[]const u8,
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uri: std.Uri,
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// request headers
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headers: Headers,
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sync: bool = true,
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err: ?anyerror = null,
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// TODO uncomment this field causes casting issue with
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// XMLHttpRequestEventTarget. I think it's dueto an alignement issue, but
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// not sure. see
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// https://lightpanda.slack.com/archives/C05TRU6RBM1/p1707819010681019
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// upload: ?XMLHttpRequestUpload = null,
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timeout: u32 = 0,
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withCredentials: bool = false,
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// TODO: response readonly attribute any response;
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response_bytes: ?[]const u8 = null,
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response_type: ResponseType = .Empty,
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response_headers: Headers,
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// used by zig client to parse reponse headers.
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response_header_buffer: [1024]u8 = undefined,
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response_status: u10 = 0,
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response_override_mime_type: ?[]const u8 = null,
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response_mime: Mime = undefined,
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response_obj: ?ResponseObj = null,
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send_flag: bool = false,
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payload: ?[]const u8 = null,
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pub const prototype = *XMLHttpRequestEventTarget;
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pub const mem_guarantied = true;
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@@ -116,6 +155,91 @@ pub const XMLHttpRequest = struct {
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const JSONValue = std.json.Value;
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const Headers = struct {
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alloc: std.mem.Allocator,
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list: List,
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const List = std.ArrayListUnmanaged(std.http.Header);
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fn init(alloc: std.mem.Allocator) Headers {
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return .{
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.alloc = alloc,
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.list = List{},
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};
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}
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fn deinit(self: *Headers) void {
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self.free();
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self.list.deinit(self.alloc);
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}
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fn append(self: *Headers, k: []const u8, v: []const u8) !void {
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// duplicate strings
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const kk = try self.alloc.dupe(u8, k);
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const vv = try self.alloc.dupe(u8, v);
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try self.list.append(self.alloc, .{ .name = kk, .value = vv });
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}
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// free all strings allocated.
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fn free(self: *Headers) void {
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for (self.list.items) |h| {
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self.alloc.free(h.name);
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self.alloc.free(h.value);
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}
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}
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fn clearAndFree(self: *Headers) void {
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self.free();
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self.list.clearAndFree(self.alloc);
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}
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fn has(self: Headers, k: []const u8) bool {
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for (self.list.items) |h| {
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if (std.ascii.eqlIgnoreCase(k, h.value)) {
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return true;
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}
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}
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return false;
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}
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fn getFirstValue(self: Headers, k: []const u8) ?[]const u8 {
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for (self.list.items) |h| {
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if (std.ascii.eqlIgnoreCase(k, h.value)) {
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return h.value;
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}
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}
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return null;
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}
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// replace any existing header with the same key
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fn set(self: *Headers, k: []const u8, v: []const u8) !void {
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for (self.list.items, 0..) |h, i| {
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if (std.ascii.eqlIgnoreCase(k, h.value)) {
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const hh = self.list.swapRemove(i);
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self.alloc.free(hh.name);
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self.alloc.free(hh.value);
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}
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}
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self.append(k, v);
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}
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// TODO
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fn sort(_: *Headers) void {}
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fn all(self: Headers) []std.http.Header {
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return self.list.items;
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}
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fn load(self: *Headers, it: *std.http.HeaderIterator) !void {
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while (true) {
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const h = it.next() orelse break;
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_ = try self.append(h.name, h.value);
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}
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}
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};
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const Response = union(ResponseType) {
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Empty: void,
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Text: []const u8,
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@@ -149,49 +273,13 @@ pub const XMLHttpRequest = struct {
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const PrivState = enum { new, open, send, write, finish, wait, done };
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proto: XMLHttpRequestEventTarget = XMLHttpRequestEventTarget{},
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alloc: std.mem.Allocator,
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cli: *Client,
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impl: YieldImpl,
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priv_state: PrivState = .new,
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req: ?Client.Request = null,
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method: std.http.Method,
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state: u16,
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url: ?[]const u8,
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uri: std.Uri,
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headers: std.http.Headers,
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sync: bool = true,
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err: ?anyerror = null,
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// TODO uncomment this field causes casting issue with
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// XMLHttpRequestEventTarget. I think it's dueto an alignement issue, but
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// not sure. see
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// https://lightpanda.slack.com/archives/C05TRU6RBM1/p1707819010681019
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// upload: ?XMLHttpRequestUpload = null,
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timeout: u32 = 0,
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withCredentials: bool = false,
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// TODO: response readonly attribute any response;
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response_bytes: ?[]const u8 = null,
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response_type: ResponseType = .Empty,
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response_headers: std.http.Headers,
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response_status: u10 = 0,
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response_override_mime_type: ?[]const u8 = null,
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response_mime: Mime = undefined,
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response_obj: ?ResponseObj = null,
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send_flag: bool = false,
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payload: ?[]const u8 = null,
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const min_delay: u64 = 50000000; // 50ms
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pub fn constructor(alloc: std.mem.Allocator, loop: *Loop, userctx: UserContext) !XMLHttpRequest {
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return .{
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.alloc = alloc,
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.headers = .{ .allocator = alloc, .owned = true },
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.response_headers = .{ .allocator = alloc, .owned = true },
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.headers = Headers.init(alloc),
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.response_headers = Headers.init(alloc),
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.impl = YieldImpl.init(loop),
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.method = undefined,
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.url = null,
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@@ -385,7 +473,7 @@ pub const XMLHttpRequest = struct {
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const body_init = XMLHttpRequestBodyInit{ .String = body.? };
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// keep the user content type from request headers.
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if (self.headers.getFirstEntry("Content-Type") == null) {
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if (self.headers.has("Content-Type")) {
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// https://fetch.spec.whatwg.org/#bodyinit-safely-extract
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try self.headers.append("Content-Type", try body_init.contentType());
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}
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@@ -411,7 +499,10 @@ pub const XMLHttpRequest = struct {
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switch (self.priv_state) {
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.new => {
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self.priv_state = .open;
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self.req = self.cli.open(self.method, self.uri, self.headers, .{}) catch |e| return self.onErr(e);
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self.req = self.cli.open(self.method, self.uri, .{
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.server_header_buffer = &self.response_header_buffer,
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.extra_headers = self.headers.all(),
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}) catch |e| return self.onErr(e);
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},
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.open => {
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// prepare payload transfert.
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@@ -441,7 +532,8 @@ pub const XMLHttpRequest = struct {
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log.info("{any} {any} {d}", .{ self.method, self.uri, self.req.?.response.status });
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self.priv_state = .done;
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self.response_headers = self.req.?.response.headers.clone(self.response_headers.allocator) catch |e| return self.onErr(e);
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var it = self.req.?.response.iterateHeaders();
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self.response_headers.load(&it) catch |e| return self.onErr(e);
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// extract a mime type from headers.
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const ct = self.response_headers.getFirstValue("Content-Type") orelse "text/xml";
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