| <?php |
| /** |
| * File containing the ezcDocumentOdtElementParagraphFilter class. |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| * |
| * @package Document |
| * @version //autogen// |
| * @license http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0 |
| * @access private |
| */ |
| |
| /** |
| * Filter for ODT <text:p> elements. |
| * |
| * @package Document |
| * @version //autogen// |
| * @access private |
| */ |
| class ezcDocumentOdtElementParagraphFilter extends ezcDocumentOdtElementBaseFilter |
| { |
| /** |
| * Filter a single element. |
| * |
| * @param DOMElement $element |
| * @return void |
| */ |
| public function filterElement( DOMElement $element ) |
| { |
| if ( $this->hasSignificantWhitespace( $element ) ) |
| { |
| $element->setProperty( 'type', 'literallayout' ); |
| } |
| else |
| { |
| $element->setProperty( 'type', 'para' ); |
| } |
| } |
| |
| /** |
| * Returns if significant whitespaces occur in the paragraph. |
| * |
| * This method checks if the paragraph $element contains significant |
| * whitespaces in form of <text:s/> or <text:tab/> elements. |
| * |
| * @param DOMElement $element |
| * @return bool |
| */ |
| protected function hasSignificantWhitespace( DOMElement $element ) |
| { |
| $xpath = new DOMXpath( $element->ownerDocument ); |
| $xpath->registerNamespace( 'text', ezcDocumentOdt::NS_ODT_TEXT ); |
| $whitespaces = $xpath->evaluate( './/text:s|.//text:tab|.//text:line-break', $element ); |
| |
| return ( $whitespaces instanceof DOMNodeList && $whitespaces->length > 0 ); |
| } |
| |
| /** |
| * Check if filter handles the current element. |
| * |
| * Returns a boolean value, indicating weather this filter can handle |
| * the current element. |
| * |
| * @param DOMElement $element |
| * @return void |
| */ |
| public function handles( DOMElement $element ) |
| { |
| return ( $element->namespaceURI === ezcDocumentOdt::NS_ODT_TEXT |
| && $element->localName === 'p' ); |
| } |
| } |
| |
| ?> |