loggerdomconfigurator.php

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                    } else {
                        LoggerLog::warn("LoggerDOMConfigurator::tagOpen() FILTER. class '$filterName' doesnt exist");
                    }
                    $this->state[] = LOG4PHP_LOGGER_DOM_CONFIGURATOR_FILTER_STATE;
                } else {
                    LoggerLog::warn("LoggerDOMConfigurator::tagOpen() FILTER filter name cannot be empty");
                }
                break;
                
            case 'LAYOUT':
            case LOG4PHP_LOGGER_DOM_CONFIGURATOR_XMLNS.':LAYOUT':
            
                $class = @$attribs['CLASS'];

                LoggerLog::debug("LoggerDOMConfigurator::tagOpen() LAYOUT class='{$class}'");

                $this->layout = LoggerLayout::factory($this->subst($class));
                if ($this->layout === null)
                    LoggerLog::warn("LoggerDOMConfigurator::tagOpen() LAYOUT unable to instanciate class='{$class}'");
                
                $this->state[] = LOG4PHP_LOGGER_DOM_CONFIGURATOR_LAYOUT_STATE;
                break;
            
            case 'LOGGER':
            case LOG4PHP_LOGGER_DOM_CONFIGURATOR_XMLNS.':LOGGER':
            
                // $this->logger is assigned by reference.
                // Only '$this->logger=null;' destroys referenced object
                unset($this->logger);
                $this->logger = null;
                
                $loggerName = $this->subst(@$attribs['NAME']);
                if (!empty($loggerName)) {
                    LoggerLog::debug("LoggerDOMConfigurator::tagOpen() LOGGER. name='$loggerName'");        
                    
                    $class = $this->subst(@$attribs['CLASS']);
                    if (empty($class)) {
                        $this->logger =& $this->repository->getLogger($loggerName);
                    } else {
                        $className = basename($class);
                        if (!class_exists($className))  
                            @include_once("{$class}.php");
                        if (!class_exists($className)) {
                            LoggerLog::warn(
                                "LoggerDOMConfigurator::tagOpen() LOGGER. ".
                                "cannot find '$className'."
                            );                        
                        } else {
                        
                            if (in_array('getlogger', get_class_methods($className))) {
                                $this->logger =& call_user_func(array($className, 'getlogger'), $loggerName);
                            } else {
                                LoggerLog::warn(
                                    "LoggerDOMConfigurator::tagOpen() LOGGER. ".
                                    "class '$className' doesnt implement 'getLogger()' method."
                                );                        
                            }
                        }
                    }    
                    if ($this->logger !== null and isset($attribs['ADDITIVITY'])) {
                        $additivity = LoggerOptionConverter::toBoolean($this->subst($attribs['ADDITIVITY']), true);     
                        $this->logger->setAdditivity($additivity);
                    }
                } else {
                    LoggerLog::warn("LoggerDOMConfigurator::tagOpen() LOGGER. Attribute 'name' is not set or is empty.");
                }
                $this->state[] = LOG4PHP_LOGGER_DOM_CONFIGURATOR_LOGGER_STATE;;
                break;
            
            case 'LEVEL':
            case LOG4PHP_LOGGER_DOM_CONFIGURATOR_XMLNS.':LEVEL':
            case 'PRIORITY':
            case LOG4PHP_LOGGER_DOM_CONFIGURATOR_XMLNS.':PRIORITY':
            
                if (!isset($attribs['VALUE'])) {
                    LoggerLog::debug("LoggerDOMConfigurator::tagOpen() LEVEL value not set");
                    break;
                }
                    
                LoggerLog::debug("LoggerDOMConfigurator::tagOpen() LEVEL value={$attribs['VALUE']}");
                
                if ($this->logger === null) { 
                    LoggerLog::warn("LoggerDOMConfigurator::tagOpen() LEVEL. parent logger is null");
                    break;
                }
        
                switch (end($this->state)) {
                    case LOG4PHP_LOGGER_DOM_CONFIGURATOR_ROOT_STATE:
                        $this->logger->setLevel(
                            LoggerOptionConverter::toLevel(
                                $this->subst($attribs['VALUE']), 
                                $this->logger->getLevel()
                            )
                        );
                        LoggerLog::debug("LoggerDOMConfigurator::tagOpen() LEVEL root level is now '{$attribs['VALUE']}' ");                
                        break;
                    case LOG4PHP_LOGGER_DOM_CONFIGURATOR_LOGGER_STATE:
                        $this->logger->setLevel(
                            LoggerOptionConverter::toLevel(
                                $this->subst($attribs['VALUE']), 
                                $this->logger->getLevel()
                            )
                        );
                        break;
                    default:
                        LoggerLog::warn("LoggerDOMConfigurator::tagOpen() LEVEL state '{$this->state}' not allowed here");
                }
                break;
            
            case 'PARAM':
            case LOG4PHP_LOGGER_DOM_CONFIGURATOR_XMLNS.':PARAM':

                LoggerLog::debug("LoggerDOMConfigurator::tagOpen() PARAM");
                
                if (!isset($attribs['NAME'])) {
                    LoggerLog::warn(
                        "LoggerDOMConfigurator::tagOpen() PARAM. ".
                        "attribute 'name' not defined."
                    );
                    break;
                }
                if (!isset($attribs['VALUE'])) {
                    LoggerLog::warn(
                        "LoggerDOMConfigurator::tagOpen() PARAM. ".
                        "attribute 'value' not defined."
                    );
                    break;
                }
                    
                switch (end($this->state)) {
                    case LOG4PHP_LOGGER_DOM_CONFIGURATOR_APPENDER_STATE:
                        if ($this->appender !== null) {
                            $this->setter($this->appender, $this->subst($attribs['NAME']), $this->subst($attribs['VALUE']));
                        } else {
                            LoggerLog::warn(
                                "LoggerDOMConfigurator::tagOpen() PARAM. ".
                                " trying to set property to a null appender."
                            );
                        }
                        break;
                    case LOG4PHP_LOGGER_DOM_CONFIGURATOR_LAYOUT_STATE:
                        if ($this->layout !== null) {
                            $this->setter($this->layout, $this->subst($attribs['NAME']), $this->subst($attribs['VALUE']));                
                        } else {
                            LoggerLog::warn(
                                "LoggerDOMConfigurator::tagOpen() PARAM. ".
                                " trying to set property to a null layout."
                            );
                        }
                        break;
                    case LOG4PHP_LOGGER_DOM_CONFIGURATOR_FILTER_STATE:
                        if ($this->filter !== null) {
                            $this->setter($this->filter, $this->subst($attribs['NAME']), $this->subst($attribs['VALUE']));
                        } else {
                            LoggerLog::warn(
                                "LoggerDOMConfigurator::tagOpen() PARAM. ".
                                " trying to set property to a null filter."
                            );
                        }
                        break;
                    default:
                        LoggerLog::warn("LoggerDOMConfigurator::tagOpen() PARAM state '{$this->state}' not allowed here");
                }
                break;
            
            case 'RENDERER':
            case LOG4PHP_LOGGER_DOM_CONFIGURATOR_XMLNS.':RENDERER':

                $renderedClass   = $this->subst(@$attribs['RENDEREDCLASS']);
                $renderingClass  = $this->subst(@$attribs['RENDERINGCLASS']);
        
                LoggerLog::debug("LoggerDOMConfigurator::tagOpen() RENDERER renderedClass='$renderedClass' renderingClass='$renderingClass'");
        
                if (!empty($renderedClass) and !empty($renderingClass)) {
                    $renderer = LoggerObjectRenderer::factory($renderingClass);
                    if ($renderer === null) {
                        LoggerLog::warn("LoggerDOMConfigurator::tagOpen() RENDERER cannot instantiate '$renderingClass'");
                    } else { 
                        $this->repository->setRenderer($renderedClass, $renderer);
                    }
                } else {
                    LoggerLog::warn("LoggerDOMConfigurator::tagOpen() RENDERER renderedClass or renderingClass is empty");        
                }
                break;
            
            case 'ROOT':
            case LOG4PHP_LOGGER_DOM_CONFIGURATOR_XMLNS.':ROOT':
            
                LoggerLog::debug("LoggerDOMConfigurator::tagOpen() ROOT");
                
                $this->logger =& LoggerManager::getRootLogger();
                
                $this->state[] = LOG4PHP_LOGGER_DOM_CONFIGURATOR_ROOT_STATE;
                break;
                
        }
         
    }


    /**
     * @param mixed $parser
     * @param string $tag
     */
    function tagClose($parser, $tag)
    {
        switch ($tag) {
        
            case 'CONFIGURATION' : 
            case LOG4PHP_LOGGER_DOM_CONFIGURATOR_XMLNS.':CONFIGURATION':
          
                LoggerLog::debug("LoggerDOMConfigurator::tagClose() CONFIGURATION");
                break;
                
            case 'APPENDER' :
            case LOG4PHP_LOGGER_DOM_CONFIGURATOR_XMLNS.':APPENDER':
            
                LoggerLog::debug("LoggerDOMConfigurator::tagClose() APPENDER");
                
                if ($this->appender !== null) {
                    if ($this->appender->requiresLayout() and $this->appender->getLayout() === null) {
                        $appenderName = $this->appender->getName();
                        LoggerLog::warn(
                            "LoggerDOMConfigurator::tagClose() APPENDER. ".
                            "'$appenderName' requires a layout that is not defined. ".
                            "Using a simple layout"
                        );
                        $this->appender->setLayout(LoggerLayout::factory('LoggerLayoutSimple'));
                    }                    
                    $this->appender->activateOptions();
                }        
                array_pop($this->state);        
                break;
                
            case 'FILTER' :
            case LOG4PHP_LOGGER_DOM_CONFIGURATOR_XMLNS.':FILTER':
            
                LoggerLog::debug("LoggerDOMConfigurator::tagClose() FILTER");
                            
                if ($this->filter !== null) {
                    $this->filter->activateOptions();
                    $this->appender->addFilter($this->filter);
                    $this->filter = null;
                }
                array_pop($this->state);        
                break;
                
            case 'LAYOUT':
            case LOG4PHP_LOGGER_DOM_CONFIGURATOR_XMLNS.':LAYOUT':

                LoggerLog::debug("LoggerDOMConfigurator::tagClose() LAYOUT");

                if ($this->appender !== null and $this->layout !== null and $this->appender->requiresLayout()) {
                    $this->layout->activateOptions();
                    $this->appender->setLayout($this->layout);
                    $this->layout = null;
                }
                array_pop($this->state);
                break;
            
            case 'LOGGER':
            case LOG4PHP_LOGGER_DOM_CONFIGURATOR_XMLNS.':LOGGER':
            
                LoggerLog::debug("LoggerDOMConfigurator::tagClose() LOGGER");        

                array_pop($this->state);
                break;
            
            case 'ROOT':
            case LOG4PHP_LOGGER_DOM_CONFIGURATOR_XMLNS.':ROOT':
            
                LoggerLog::debug("LoggerDOMConfigurator::tagClose() ROOT");

                array_pop($this->state);
                break;
        }
    }
    
    /**
     * @param object $object
     * @param string $name
     * @param mixed $value
     */
    function setter(&$object, $name, $value)
    {
        if (empty($name)) {
            LoggerLog::debug("LoggerDOMConfigurator::setter() 'name' param cannot be empty");        
            return false;
        }
        $methodName = 'set'.ucfirst($name);
        if (method_exists($object, $methodName)) {
            LoggerLog::debug("LoggerDOMConfigurator::setter() Calling ".get_class($object)."::{$methodName}({$value})");
            return call_user_func(array(&$object, $methodName), $value);
        } else {
            LoggerLog::warn("LoggerDOMConfigurator::setter() ".get_class($object)."::{$methodName}() does not exists");
            return false;
        }
    }
    
    function subst($value)
    {
        return LoggerOptionConverter::substVars($value);
    }

}