| /* |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "public/web/WebSelector.h" |
| |
| #include "core/css/CSSSelectorList.h" |
| #include "core/css/parser/CSSParser.h" |
| #include "public/platform/WebString.h" |
| |
| namespace blink { |
| |
| WebString CanonicalizeSelector(WebString web_selector, |
| WebSelectorType restriction) { |
| // NOTE: We will always parse the selector in an insecure context mode, if we |
| // have selectors which are only parsed in secure contexts, this will need to |
| // accept a SecureContextMode as an argument. |
| CSSSelectorList selector_list = CSSParser::ParseSelector( |
| StrictCSSParserContext(SecureContextMode::kInsecureContext), nullptr, |
| web_selector); |
| |
| if (restriction == kWebSelectorTypeCompound) { |
| for (const CSSSelector* selector = selector_list.First(); selector; |
| selector = selector_list.Next(*selector)) { |
| if (!selector->IsCompound()) |
| return WebString(); |
| } |
| } |
| return selector_list.SelectorsText(); |
| } |
| |
| } // namespace blink |
