Adding upstream version 3.8.1.upstream/3.8.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 66 insertions, 0 deletions

diff --git a/src/libserver/css/css_style.hxx b/src/libserver/css/css_style.hxx
new file mode 100644
index 0000000..429e58f
--- /dev/null
+++ b/src/libserver/css/css_style.hxx
@@ -0,0 +1,66 @@
+/*-
+ * Copyright 2021 Vsevolod Stakhov
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#ifndef RSPAMD_CSS_STYLE_HXX
+#define RSPAMD_CSS_STYLE_HXX
+
+#include <memory>
+#include <vector>
+#include "css_rule.hxx"
+#include "css_selector.hxx"
+
+namespace rspamd::css {
+
+/*
+ * Full CSS style representation
+ */
+class css_style {
+public:
+	/* Make class trivial */
+	css_style(const css_style &other) = default;
+
+	css_style(const std::shared_ptr<css_style> &_parent)
+		: parent(_parent)
+	{
+		propagate_from_parent();
+	}
+	css_style(const std::shared_ptr<css_style> &_parent,
+			  const std::vector<std::shared_ptr<css_selector>> &_selectors)
+		: parent(_parent)
+	{
+		selectors.reserve(_selectors.size());
+
+		for (const auto &sel_ptr: _selectors) {
+			selectors.emplace_back(sel_ptr);
+		}
+
+		propagate_from_parent();
+	}
+
+private:
+	std::vector<std::weak_ptr<css_selector>> selectors;
+	std::weak_ptr<css_style> parent;
+	std::vector<css_rule> rules;
+
+private:
+	void propagate_from_parent(void); /* Construct full style using parent */
+};
+
+}// namespace rspamd::css
+
+#endif//RSPAMD_CSS_STYLE_HXX