| <?php |
| /** |
| * File containing the ezcDocumentOdtPcssListStylePreprocessor 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. |
| * |
| * @access private |
| * @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 |
| */ |
| |
| /** |
| * List style pre-processor. |
| * |
| * Pre-processes list styles, since DocBook stores list bullet and numbering |
| * format in an attribute. An instance of this class creates custom PCSS |
| * properties for this information as follows: |
| * |
| * - list-type = "bullet" / "number" |
| * - list-bullet = bullet character to use |
| * - list-number = number representative format |
| * |
| * @access private |
| * @package Document |
| * @version //autogen// |
| */ |
| class ezcDocumentOdtPcssListStylePreprocessor |
| { |
| /** |
| * List bullet character guesser. |
| * |
| * @var ezcDocumentListBulletGuesser |
| */ |
| protected $bulletGuesser; |
| |
| /** |
| * Mapping of CSS list-style-type values to representative numbers. |
| * |
| * @var array(string=>string) |
| */ |
| protected $cssNumberMap = array( |
| 'decimal' => '1', |
| 'lower-roman' => 'i', |
| 'upper-roman' => 'I', |
| 'lower-latin' => 'a', |
| 'upper-latin' => 'A', |
| // not supported |
| 'decimal-leading-zero' => '1', |
| 'lower-greek' => 'a', |
| 'armenian' => 'A', |
| 'georgian' => 'A', |
| ); |
| |
| /** |
| * Mapping of DocBook numeration values to representative numbers. |
| * |
| * @var array(string=>string) |
| */ |
| protected $docBookNumberMap = array( |
| 'arabic' => '1', |
| 'loweralpha' => 'a', |
| 'lowerroman' => 'i', |
| 'upperalpha' => 'A', |
| 'upperroman' => 'I' |
| ); |
| |
| /** |
| * Creates a new list style processor. |
| */ |
| public function __construct() |
| { |
| $this->bulletGuesser = new ezcDocumentListBulletGuesser(); |
| } |
| |
| /** |
| * Pre-process styles and return them. |
| * |
| * Performs some detection of list styles in the $docBookElement and its |
| * document and sets according PCSS properties in $styles. |
| * |
| * @param ezcDocumentOdtStyleInformation $styleInfo |
| * @param DOMElement $docBookElement |
| * @param DOMElement $odtElement |
| * @param array $styles |
| * @return array |
| */ |
| public function process( ezcDocumentOdtStyleInformation $styleInfo, DOMElement $docBookElement, DOMElement $odtElement, array $styles ) |
| { |
| switch ( $docBookElement->localName ) |
| { |
| case 'itemizedlist': |
| $styles['list-type'] = new ezcDocumentPcssStyleStringValue( 'bullet' ); |
| $styles = $this->processListBullet( $docBookElement, $styles ); |
| break; |
| case 'orderedlist': |
| $styles['list-type'] = new ezcDocumentPcssStyleStringValue( 'number' ); |
| $styles = $this->processListEnumeration( $docBookElement, $styles ); |
| break; |
| } |
| return $styles; |
| } |
| |
| /** |
| * Detects the list bullet to be used and applies a special PCSS setting |
| * for it. |
| * |
| * This method tries to detect the list bullet to be used for bullet-lists |
| * and sets the special "list-bullet" PCSS property. The new $styles array |
| * is returned. Note: "list-bullet" is not a standard CSS property and |
| * therefore not supported by any other application using CSS. It is also |
| * possible that this property name changes in future. |
| * |
| * @param DOMElement $docBookElement |
| * @param array $styles |
| * @return array |
| */ |
| protected function processListBullet( DOMElement $docBookElement, array $styles ) |
| { |
| if ( !isset( $styles['list-bullet'] ) ) |
| { |
| if ( $docBookElement->hasAttribute( 'mark' ) ) |
| { |
| $styles['list-bullet'] = new ezcDocumentPcssStyleStringValue( |
| $this->bulletGuesser->markToChar( |
| $docBookElement->getAttribute( 'mark' ) |
| ) |
| ); |
| } |
| else if ( isset( $styles['list-style-type'] ) ) |
| { |
| $styles['list-bullet'] = new ezcDocumentPcssStyleStringValue( |
| $this->bulletGuesser->markToChar( |
| $styles['list-style-type']->value |
| ) |
| ); |
| } |
| else |
| { |
| $styles['list-bullet'] = new ezcDocumentPcssStyleStringValue( |
| '⚫' |
| ); |
| } |
| } |
| return $styles; |
| } |
| |
| /** |
| * Detects the list numbering to use and applies a special PCSS setting for |
| * it. |
| * |
| * @param DOMElement $docBookElement |
| * @param array $styles |
| * @return void |
| */ |
| protected function processListEnumeration( DOMElement $docBookElement, array $styles ) |
| { |
| if ( !isset( $styles['list-number'] ) ) |
| { |
| if ( $docBookElement->hasAttribute( 'numeration' ) ) |
| { |
| $styles['list-number'] = new ezcDocumentPcssStyleStringValue( |
| $this->docBookNumberMap[$docBookElement->getAttribute( 'numeration' )] |
| ); |
| } |
| else if ( isset( $styles['list-style-type'] ) ) |
| { |
| $styles['list-number'] = new ezcDocumentPcssStyleStringValue( |
| $this->cssNumberMap[$styles['list-style-type']->value] |
| ); |
| } |
| else |
| { |
| $styles['list-number'] = new ezcDocumentPcssStyleStringValue( |
| '1' |
| ); |
| } |
| } |
| return $styles; |
| } |
| } |
| |
| ?> |