LibWeb: Move get_an_elements_{target,noopener} to HTMLElement

This will be used by form submission on `<form>` elements.

Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.h

@@ -52,12 +52,18 @@ private:
     virtual WebIDL::ExceptionOr<void> set_hyperlink_element_utils_href(DeprecatedString) override;
     virtual bool hyperlink_element_utils_is_html_anchor_element() const final { return true; }
     virtual bool hyperlink_element_utils_is_connected() const final { return is_connected(); }
-    virtual DeprecatedString hyperlink_element_utils_target() const final { return target(); }
-    virtual DeprecatedString hyperlink_element_utils_rel() const final { return rel(); }
     virtual void hyperlink_element_utils_queue_an_element_task(HTML::Task::Source source, Function<void()> steps) override
     {
         queue_an_element_task(source, move(steps));
     }
+    virtual DeprecatedString hyperlink_element_utils_get_an_elements_target() const override
+    {
+        return get_an_elements_target();
+    }
+    virtual TokenizedFeature::NoOpener hyperlink_element_utils_get_an_elements_noopener(StringView target) const override
+    {
+        return get_an_elements_noopener(target);
+    }
 
     virtual Optional<ARIA::Role> default_role() const override;
 };

Userland/Libraries/LibWeb/HTML/HTMLAreaElement.h

@@ -35,12 +35,18 @@ private:
     virtual WebIDL::ExceptionOr<void> set_hyperlink_element_utils_href(DeprecatedString) override;
     virtual bool hyperlink_element_utils_is_html_anchor_element() const override { return false; }
     virtual bool hyperlink_element_utils_is_connected() const override { return is_connected(); }
-    virtual DeprecatedString hyperlink_element_utils_target() const override { return ""; }
-    virtual DeprecatedString hyperlink_element_utils_rel() const override { return ""; }
     virtual void hyperlink_element_utils_queue_an_element_task(HTML::Task::Source source, Function<void()> steps) override
     {
         queue_an_element_task(source, move(steps));
     }
+    virtual DeprecatedString hyperlink_element_utils_get_an_elements_target() const override
+    {
+        return get_an_elements_target();
+    }
+    virtual TokenizedFeature::NoOpener hyperlink_element_utils_get_an_elements_noopener(StringView target) const override
+    {
+        return get_an_elements_noopener(target);
+    }
 
     virtual Optional<ARIA::Role> default_role() const override;
 };

Userland/Libraries/LibWeb/HTML/HTMLElement.cpp

@@ -17,11 +17,14 @@
 #include <LibWeb/HTML/Focus.h>
 #include <LibWeb/HTML/HTMLAnchorElement.h>
 #include <LibWeb/HTML/HTMLAreaElement.h>
+#include <LibWeb/HTML/HTMLBaseElement.h>
 #include <LibWeb/HTML/HTMLBodyElement.h>
 #include <LibWeb/HTML/HTMLElement.h>
 #include <LibWeb/HTML/NavigableContainer.h>
 #include <LibWeb/HTML/VisibilityState.h>
 #include <LibWeb/HTML/Window.h>
+#include <LibWeb/Infra/CharacterTypes.h>
+#include <LibWeb/Infra/Strings.h>
 #include <LibWeb/Layout/Box.h>
 #include <LibWeb/Layout/BreakNode.h>
 #include <LibWeb/Layout/TextNode.h>
@@ -426,4 +429,41 @@ Optional<ARIA::Role> HTMLElement::default_role() const
     return {};
 }
 
+// https://html.spec.whatwg.org/multipage/semantics.html#get-an-element's-target
+DeprecatedString HTMLElement::get_an_elements_target() const
+{
+    // To get an element's target, given an a, area, or form element element, run these steps:
+
+    // 1. If element has a target attribute, then return that attribute's value.
+    if (has_attribute(AttributeNames::target))
+        return attribute(AttributeNames::target);
+
+    // FIXME: 2. If element's node document contains a base element with a
+    // target attribute, then return the value of the target attribute of the
+    // first such base element.
+
+    // 3. Return the empty string.
+    return DeprecatedString::empty();
+}
+
+// https://html.spec.whatwg.org/multipage/links.html#get-an-element's-noopener
+TokenizedFeature::NoOpener HTMLElement::get_an_elements_noopener(StringView target) const
+{
+    // To get an element's noopener, given an a, area, or form element element and a string target:
+    auto rel = attribute(HTML::AttributeNames::rel).to_lowercase();
+    auto link_types = rel.view().split_view_if(Infra::is_ascii_whitespace);
+
+    // 1. If element's link types include the noopener or noreferrer keyword, then return true.
+    if (link_types.contains_slow("noopener"sv) || link_types.contains_slow("noreferrer"sv))
+        return TokenizedFeature::NoOpener::Yes;
+
+    // 2. If element's link types do not include the opener keyword and
+    //    target is an ASCII case-insensitive match for "_blank", then return true.
+    if (!link_types.contains_slow("opener"sv) && Infra::is_ascii_case_insensitive_match(target, "_blank"sv))
+        return TokenizedFeature::NoOpener::Yes;
+
+    // 3. Return false.
+    return TokenizedFeature::NoOpener::No;
+}
+
 }

Userland/Libraries/LibWeb/HTML/HTMLElement.h

@@ -9,6 +9,7 @@
 #include <LibWeb/DOM/Element.h>
 #include <LibWeb/HTML/EventNames.h>
 #include <LibWeb/HTML/GlobalEventHandlers.h>
+#include <LibWeb/HTML/TokenizedFeatures.h>
 
 namespace Web::HTML {
 
@@ -61,6 +62,9 @@ public:
 
     virtual Optional<ARIA::Role> default_role() const override;
 
+    DeprecatedString get_an_elements_target() const;
+    TokenizedFeature::NoOpener get_an_elements_noopener(StringView target) const;
+
 protected:
     HTMLElement(DOM::Document&, DOM::QualifiedName);
 

Userland/Libraries/LibWeb/HTML/HTMLHyperlinkElementUtils.cpp

@@ -7,8 +7,6 @@
 #include <AK/URLParser.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/HTML/HTMLHyperlinkElementUtils.h>
-#include <LibWeb/Infra/CharacterTypes.h>
-#include <LibWeb/Infra/Strings.h>
 #include <LibWeb/Loader/FrameLoader.h>
 
 namespace Web::HTML {
@@ -487,10 +485,10 @@ void HTMLHyperlinkElementUtils::follow_the_hyperlink(Optional<DeprecatedString>
     // 4. Let targetAttributeValue be the empty string.
     // 5. If subject is an a or area element, then set targetAttributeValue to
     // the result of getting an element's target given subject.
-    DeprecatedString target_attribute_value = get_an_elements_target();
+    DeprecatedString target_attribute_value = hyperlink_element_utils_get_an_elements_target();
 
     // 6. Let noopener be the result of getting an element's noopener with subject and targetAttributeValue.
-    auto noopener = get_an_elements_noopener(target_attribute_value);
+    auto noopener = hyperlink_element_utils_get_an_elements_noopener(target_attribute_value);
 
     // 7. Let target be the first return value of applying the rules for
     // choosing a browsing context given targetAttributeValue, source, and
@@ -541,40 +539,4 @@ void HTMLHyperlinkElementUtils::follow_the_hyperlink(Optional<DeprecatedString>
     });
 }
 
-DeprecatedString HTMLHyperlinkElementUtils::get_an_elements_target() const
-{
-    // To get an element's target, given an a, area, or form element element, run these steps:
-
-    // 1. If element has a target attribute, then return that attribute's value.
-    if (auto target = hyperlink_element_utils_target(); !target.is_empty())
-        return target;
-
-    // FIXME: 2. If element's node document contains a base element with a
-    // target attribute, then return the value of the target attribute of the
-    // first such base element.
-
-    // 3. Return the empty string.
-    return "";
-}
-
-// https://html.spec.whatwg.org/multipage/links.html#get-an-element's-noopener
-TokenizedFeature::NoOpener HTMLHyperlinkElementUtils::get_an_elements_noopener(StringView target) const
-{
-    // To get an element's noopener, given an a, area, or form element element and a string target:
-    auto rel = hyperlink_element_utils_rel().to_lowercase();
-    auto link_types = rel.view().split_view_if(Infra::is_ascii_whitespace);
-
-    // 1. If element's link types include the noopener or noreferrer keyword, then return true.
-    if (link_types.contains_slow("noopener"sv) || link_types.contains_slow("noreferrer"sv))
-        return TokenizedFeature::NoOpener::Yes;
-
-    // 2. If element's link types do not include the opener keyword and
-    //    target is an ASCII case-insensitive match for "_blank", then return true.
-    if (!link_types.contains_slow("opener"sv) && Infra::is_ascii_case_insensitive_match(target, "_blank"sv))
-        return TokenizedFeature::NoOpener::Yes;
-
-    // 3. Return false.
-    return TokenizedFeature::NoOpener::No;
-}
-
 }

Userland/Libraries/LibWeb/HTML/HTMLHyperlinkElementUtils.h

@@ -55,8 +55,9 @@ protected:
     virtual WebIDL::ExceptionOr<void> set_hyperlink_element_utils_href(DeprecatedString) = 0;
     virtual bool hyperlink_element_utils_is_html_anchor_element() const = 0;
     virtual bool hyperlink_element_utils_is_connected() const = 0;
-    virtual DeprecatedString hyperlink_element_utils_target() const = 0;
+    virtual DeprecatedString hyperlink_element_utils_get_an_elements_target() const = 0;
-    virtual DeprecatedString hyperlink_element_utils_rel() const = 0;
+    virtual TokenizedFeature::NoOpener hyperlink_element_utils_get_an_elements_noopener(StringView target) const = 0;
+
     virtual void hyperlink_element_utils_queue_an_element_task(HTML::Task::Source source, Function<void()> steps) = 0;
 
     void set_the_url();
@@ -66,8 +67,6 @@ private:
     void reinitialize_url() const;
     void update_href();
     bool cannot_navigate() const;
-    DeprecatedString get_an_elements_target() const;
-    TokenizedFeature::NoOpener get_an_elements_noopener(StringView target) const;
 
     Optional<AK::URL> m_url;
 };