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proposed change to parseAccept API

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This commit is contained in:
Rene Schallner 2024-04-27 21:29:32 +02:00
parent 4988feb314
commit c79d62ca2c
2 changed files with 15 additions and 4 deletions
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10
examples/accept/accept.zig
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@ -6,11 +6,15 @@ var gpa = std.heap.GeneralPurposeAllocator(.{
}){}; }){};
fn on_request_verbose(r: zap.Request) void { fn on_request_verbose(r: zap.Request) void {
const allocator = gpa.allocator(); // use a local buffer for the parsed accept headers
var accept_buffer: [1024]u8 = undefined;
var fba = std.heap.FixedBufferAllocator.init(&accept_buffer);
const accept_allocator = fba.allocator();
const content_type: zap.ContentType = content_type: { const content_type: zap.ContentType = content_type: {
var accept_list = std.ArrayList(zap.Request.AcceptItem).init(allocator); var accept_list = r.parseAcceptHeaders(accept_allocator) catch break :content_type .HTML;
defer accept_list.deinit(); defer accept_list.deinit();
r.parseAccept(&accept_list) catch break :content_type .HTML;
for (accept_list.items) |accept| { for (accept_list.items) |accept| {
break :content_type accept.toContentType() orelse continue; break :content_type accept.toContentType() orelse continue;
} }

9
src/request.zig
View file

@ -600,8 +600,14 @@ pub const AcceptItem = struct {
} }
}; };
/// List holding access headers parsed by parseAcceptHeaders()
const AcceptHeaderList = std.ArrayList(AcceptItem);
/// Parses `Accept:` http header into `list`, ordered from highest q factor to lowest /// Parses `Accept:` http header into `list`, ordered from highest q factor to lowest
pub fn parseAccept(self: *const Self, list: *std.ArrayList(AcceptItem)) !void { pub fn parseAcceptHeaders(self: *const Self, allocator: std.mem.Allocator) !AcceptHeaderList {
var list = AcceptHeaderList.init(allocator);
errdefer list.deinit();
const accept_str = self.getHeaderCommon(.accept) orelse return error.NoAccept; const accept_str = self.getHeaderCommon(.accept) orelse return error.NoAccept;
var tok_iter = std.mem.tokenize(u8, accept_str, ", "); var tok_iter = std.mem.tokenize(u8, accept_str, ", ");
@ -638,6 +644,7 @@ pub fn parseAccept(self: *const Self, list: *std.ArrayList(AcceptItem)) !void {
try list.append(new_item); try list.append(new_item);
} }
} }
return list;
} }
/// Set a response cookie /// Set a response cookie