File Content: Yaml.php <?php /** * Zend Framework * * LICENSE * * This source file is subject to the new BSD license that is bundled * with this package in the file LICENSE.txt. * It is also available through the world-wide-web at this URL: * http://framework.zend.com/license/new-bsd * If you did not receive a copy of the license and are unable to * obtain it through the world-wide-web, please send an email * to license@zend.com so we can send you a copy immediately. * * @category Zend * @package Zend_Config * @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License * @version $Id$ */ /** * @see Zend_Config_Writer */ ;// require_once 'Zend/Config/Writer/FileAbstract.php'; /** * @see Zend_Config_Yaml */ ;// require_once 'Zend/Config/Yaml.php'; /** * @category Zend * @package Zend_Config * @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ class Zend_Config_Writer_Yaml extends Zend_Config_Writer_FileAbstract { /** * What to call when we need to decode some YAML? * * @var callable */ protected $_yamlEncoder = array('Zend_Config_Writer_Yaml', 'encode'); /** * Get callback for decoding YAML * * @return callable */ public function getYamlEncoder() { return $this->_yamlEncoder; } /** * Set callback for decoding YAML * * @param callable $yamlEncoder the decoder to set * @return Zend_Config_Yaml */ public function setYamlEncoder($yamlEncoder) { if (!is_callable($yamlEncoder)) { ;// require_once 'Zend/Config/Exception.php'; throw new Zend_Config_Exception('Invalid parameter to setYamlEncoder - must be callable'); } $this->_yamlEncoder = $yamlEncoder; return $this; } /** * Render a Zend_Config into a YAML config string. * * @since 1.10 * @return string */ public function render() { $data = $this->_config->toArray(); $sectionName = $this->_config->getSectionName(); $extends = $this->_config->getExtends(); if (is_string($sectionName)) { $data = array($sectionName => $data); } foreach ($extends as $section => $parentSection) { $data[$section][Zend_Config_Yaml::EXTENDS_NAME] = $parentSection; } // Ensure that each "extends" section actually exists foreach ($data as $section => $sectionData) { if (is_array($sectionData) && isset($sectionData[Zend_Config_Yaml::EXTENDS_NAME])) { $sectionExtends = $sectionData[Zend_Config_Yaml::EXTENDS_NAME]; if (!isset($data[$sectionExtends])) { // Remove "extends" declaration if section does not exist unset($data[$section][Zend_Config_Yaml::EXTENDS_NAME]); } } } return call_user_func($this->getYamlEncoder(), $data); } /** * Very dumb YAML encoder * * Until we have Zend_Yaml... * * @param array $data YAML data * @return string */ public static function encode($data) { return self::_encodeYaml(0, $data); } /** * Service function for encoding YAML * * @param int $indent Current indent level * @param array $data Data to encode * @return string */ protected static function _encodeYaml($indent, $data) { reset($data); $result = ""; $numeric = is_numeric(key($data)); foreach($data as $key => $value) { if(is_array($value)) { $encoded = "\n".self::_encodeYaml($indent+1, $value); } else { $encoded = (string)$value."\n"; } $result .= str_repeat(" ", $indent).($numeric?"- ":"$key: ").$encoded; } return $result; } } Submit