| <?php |
| /** |
| * File containing the ezcDocumentOdtStyleExtractor 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// |
| * @copyright Copyright (C) 2005-2010 eZ Systems AS. All rights reserved. |
| * @license http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0 |
| * @access private |
| */ |
| |
| /** |
| * Extracts style information from an ODT document. |
| * |
| * An instance of this class is used to extract styles from an ODT |
| * DOMDocument. |
| * |
| * @package Document |
| * @version //autogen// |
| * @access private |
| */ |
| class ezcDocumentOdtStyleExtractor |
| { |
| /** |
| * The ODT document. |
| * |
| * @var DOMDocument |
| */ |
| protected $odt; |
| |
| /** |
| * XPath object on the ODT document. |
| * |
| * @var DOMXPath |
| */ |
| protected $xpath; |
| |
| /** |
| * Creates a new style extractor for the given $odt document. |
| * |
| * @param DOMDocument $odt |
| */ |
| public function __construct( DOMDocument $odt ) |
| { |
| $this->odt = $odt; |
| |
| $this->xpath = new DOMXpath( $odt ); |
| $this->xpath->registerNamespace( 'style', ezcDocumentOdt::NS_ODT_STYLE ); |
| $this->xpath->registerNamespace( 'text', ezcDocumentOdt::NS_ODT_TEXT ); |
| } |
| |
| /** |
| * Extract the style identified by $family and $name. |
| * |
| * Returns the DOMElement for the style identified by $family and $name. If |
| * $name is left out, the default style for $family will be extracted. |
| * |
| * @param string $family |
| * @param string $name |
| * @return DOMElement |
| */ |
| public function extractStyle( $family, $name = null ) |
| { |
| $xpath = '//'; |
| if ( $name === null ) |
| { |
| $xpath .= "style:default-style[@style:family='{$family}']"; |
| } |
| else |
| { |
| $xpath .= "style:style[@style:family='{$family}' and @style:name='{$name}']"; |
| } |
| $styles = $this->xpath->query( $xpath ); |
| |
| if ( $styles->length !== 1 ) |
| { |
| throw new RuntimeException( "Style of family '$family' with name '$name' not found." ); |
| } |
| return $styles->item( 0 ); |
| } |
| |
| /** |
| * Extracts the list style identified by $name. |
| * |
| * Returns the DOMElement for the list style identified by $name. |
| * |
| * @param string $name |
| * @return DOMElement |
| * @todo Make $name optional and allow extraction of default list styles. |
| */ |
| public function extractListStyle( $name ) |
| { |
| $xpath = '//text:list-style[@style:name="' . $name . '"]'; |
| |
| $styles = $this->xpath->query( $xpath ); |
| |
| if ( $styles->length !== 1 ) |
| { |
| throw new RuntimeException( "List style with name '$name' not found." ); |
| } |
| return $styles->item( 0 ); |
| } |
| } |
| |
| ?> |