dom: add attributeNS funcs

Author: krichprollsch

src/dom/element.zig

@@ -138,14 +138,26 @@ pub const Element = struct {
         return try parser.elementGetAttribute(self, qname);
     }
 
+    pub fn _getAttributeNS(self: *parser.Element, ns: []const u8, qname: []const u8) !?[]const u8 {
+        return try parser.elementGetAttributeNS(self, ns, qname);
+    }
+
     pub fn _setAttribute(self: *parser.Element, qname: []const u8, value: []const u8) !void {
         return try parser.elementSetAttribute(self, qname, value);
     }
 
+    pub fn _setAttributeNS(self: *parser.Element, ns: []const u8, qname: []const u8, value: []const u8) !void {
+        return try parser.elementSetAttributeNS(self, ns, qname, value);
+    }
+
     pub fn _removeAttribute(self: *parser.Element, qname: []const u8) !void {
         return try parser.elementRemoveAttribute(self, qname);
     }
 
+    pub fn _removeAttributeNS(self: *parser.Element, ns: []const u8, qname: []const u8) !void {
+        return try parser.elementRemoveAttributeNS(self, ns, qname);
+    }
+
     pub fn _hasAttribute(self: *parser.Element, qname: []const u8) !bool {
         return try parser.elementHasAttribute(self, qname);
     }

src/netsurf/netsurf.zig

@@ -1436,6 +1436,20 @@ pub fn elementGetAttribute(elem: *Element, name: []const u8) !?[]const u8 {
     return strToData(s.?);
 }
 
+pub fn elementGetAttributeNS(elem: *Element, ns: []const u8, name: []const u8) !?[]const u8 {
+    var s: ?*String = undefined;
+    const err = elementVtable(elem).dom_element_get_attribute_ns.?(
+        elem,
+        try strFromData(ns),
+        try strFromData(name),
+        &s,
+    );
+    try DOMErr(err);
+    if (s == null) return null;
+
+    return strToData(s.?);
+}
+
 pub fn elementSetAttribute(elem: *Element, qname: []const u8, value: []const u8) !void {
     const err = elementVtable(elem).dom_element_set_attribute.?(
         elem,
@@ -1445,11 +1459,35 @@ pub fn elementSetAttribute(elem: *Element, qname: []const u8, value: []const u8)
     try DOMErr(err);
 }
 
+pub fn elementSetAttributeNS(
+    elem: *Element,
+    ns: []const u8,
+    qname: []const u8,
+    value: []const u8,
+) !void {
+    const err = elementVtable(elem).dom_element_set_attribute_ns.?(
+        elem,
+        try strFromData(ns),
+        try strFromData(qname),
+        try strFromData(value),
+    );
+    try DOMErr(err);
+}
+
 pub fn elementRemoveAttribute(elem: *Element, qname: []const u8) !void {
     const err = elementVtable(elem).dom_element_remove_attribute.?(elem, try strFromData(qname));
     try DOMErr(err);
 }
 
+pub fn elementRemoveAttributeNS(elem: *Element, ns: []const u8, qname: []const u8) !void {
+    const err = elementVtable(elem).dom_element_remove_attribute_ns.?(
+        elem,
+        try strFromData(ns),
+        try strFromData(qname),
+    );
+    try DOMErr(err);
+}
+
 pub fn elementHasAttribute(elem: *Element, qname: []const u8) !bool {
     var res: bool = undefined;
     const err = elementVtable(elem).dom_element_has_attribute.?(elem, try strFromData(qname), &res);