From ea80e5e4a120e0909c695c31f2dc8c0e3d96587c Mon Sep 17 00:00:00 2001
From: Pierre Tachoire <pierre@lightpanda.io>
Date: Wed, 3 Jan 2024 16:23:26 +0100
Subject: [PATCH] dom: DocumentHTML getters

---
 src/html/document.zig | 32 ++++++++++++++++++++++++++++++++
 src/netsurf.zig       | 16 ++++++++++++++++
 2 files changed, 48 insertions(+)

diff --git a/src/html/document.zig b/src/html/document.zig
index 4a65cd24..55016ccc 100644
--- a/src/html/document.zig
+++ b/src/html/document.zig
@@ -18,9 +18,35 @@ pub const HTMLDocument = struct {
     // JS funcs
     // --------
 
+    pub fn get_domain(self: *parser.DocumentHTML) ![]const u8 {
+        return try parser.documentHTMLGetDomain(self);
+    }
+
+    pub fn set_domain(_: *parser.DocumentHTML, _: []const u8) ![]const u8 {
+        return parser.DOMError.NotSupported;
+    }
+
+    pub fn get_referrer(self: *parser.DocumentHTML) ![]const u8 {
+        return try parser.documentHTMLGetReferrer(self);
+    }
+
+    pub fn set_referrer(_: *parser.DocumentHTML, _: []const u8) ![]const u8 {
+        return parser.DOMError.NotSupported;
+    }
+
     pub fn get_body(self: *parser.DocumentHTML) !?*parser.Body {
         return try parser.documentHTMLBody(self);
     }
+
+    // TODO: not implemented by libdom
+    pub fn get_cookie(_: *parser.DocumentHTML) ![]const u8 {
+        return error.NotImplemented;
+    }
+
+    // TODO: not implemented by libdom
+    pub fn set_cookie(_: *parser.DocumentHTML, _: []const u8) ![]const u8 {
+        return parser.DOMError.NotSupported;
+    }
 };
 
 // Tests
@@ -37,4 +63,10 @@ pub fn testExecFn(
         .{ .src = "document.body.localName == 'body'", .ex = "true" },
     };
     try checkCases(js_env, &constructor);
+
+    var getters = [_]Case{
+        .{ .src = "document.domain", .ex = "" },
+        .{ .src = "document.referrer", .ex = "" },
+    };
+    try checkCases(js_env, &getters);
 }
diff --git a/src/netsurf.zig b/src/netsurf.zig
index 88565df7..ed58cda1 100644
--- a/src/netsurf.zig
+++ b/src/netsurf.zig
@@ -1450,3 +1450,19 @@ pub inline fn documentHTMLBody(doc_html: *DocumentHTML) !?*Body {
     if (body == null) return null;
     return @as(*Body, @ptrCast(body.?));
 }
+
+pub fn documentHTMLGetDomain(doc: *DocumentHTML) ![]const u8 {
+    var s: ?*String = undefined;
+    const err = documentHTMLVtable(doc).get_domain.?(doc, &s);
+    try DOMErr(err);
+    if (s == null) return "";
+    return strToData(s.?);
+}
+
+pub fn documentHTMLGetReferrer(doc: *DocumentHTML) ![]const u8 {
+    var s: ?*String = undefined;
+    const err = documentHTMLVtable(doc).get_referrer.?(doc, &s);
+    try DOMErr(err);
+    if (s == null) return "";
+    return strToData(s.?);
+}