| /* |
| * Copyright 2015 Google Inc. All Rights Reserved. |
| * |
| * 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. |
| */ |
| |
| #include "cobalt/dom/html_meta_element.h" |
| |
| #include "base/memory/ref_counted.h" |
| #include "base/string_util.h" |
| #include "cobalt/csp/content_security_policy.h" |
| #include "cobalt/dom/csp_delegate.h" |
| #include "cobalt/dom/document.h" |
| #include "cobalt/dom/node.h" |
| |
| namespace cobalt { |
| namespace dom { |
| |
| namespace { |
| const char kContentSecurityPolicy[] = "content-security-policy"; |
| } // namespace |
| |
| // static |
| const char HTMLMetaElement::kTagName[] = "meta"; |
| |
| void HTMLMetaElement::OnInsertedIntoDocument() { |
| HTMLElement::OnInsertedIntoDocument(); |
| std::string http_equiv_attribute = GetAttribute("http-equiv").value_or(""); |
| if (LowerCaseEqualsASCII(http_equiv_attribute, kContentSecurityPolicy)) { |
| std::string csp_text = GetAttribute("content").value_or(""); |
| csp::HeaderSource header_source = IsDescendantOfHeadElement() |
| ? csp::kHeaderSourceMeta |
| : csp::kHeaderSourceMetaOutsideHead; |
| |
| node_document()->csp_delegate()->OnReceiveHeader( |
| csp_text, csp::kHeaderTypeEnforce, header_source); |
| } |
| } |
| |
| bool HTMLMetaElement::IsDescendantOfHeadElement() const { |
| for (scoped_refptr<Node> node = parent_node(); node; |
| node = node->parent_node()) { |
| if (node->node_name() == "head") return true; |
| } |
| return false; |
| } |
| |
| } // namespace dom |
| } // namespace cobalt |