| /** |
| * Copyright 2010 Google Inc. |
| * |
| * 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. |
| */ |
| |
| // Author: jmarantz@google.com (Joshua Marantz) |
| |
| #include "net/instaweb/rewriter/public/resource_tag_scanner.h" |
| |
| namespace net_instaweb { |
| |
| // Finds resource references. |
| ResourceTagScanner::ResourceTagScanner(HtmlParse* html_parse) |
| : css_tag_scanner_(html_parse), |
| img_tag_scanner_(html_parse), |
| script_tag_scanner_(html_parse) { |
| } |
| |
| HtmlElement::Attribute* ResourceTagScanner::ScanElement(HtmlElement* element) { |
| HtmlElement::Attribute* attr = NULL; |
| const char* media; |
| if (!css_tag_scanner_.ParseCssElement(element, &attr, &media)) { |
| attr = img_tag_scanner_.ParseImgElement(element); |
| if (attr == NULL) { |
| attr = script_tag_scanner_.ParseScriptElement(element); |
| } |
| } |
| return attr; |
| } |
| |
| } // namespace net_instaweb |
