From 6dba205e9021d20f3c12fad2450e413ca7054196 Mon Sep 17 00:00:00 2001
From: Maksym Aposov <maposov@adobe.com>
Date: Fri, 16 Sep 2022 09:48:26 -0500
Subject: [PATCH] Initial commit

---
 .gitignore                               |   9 +
 LICENSE.txt                              |  27 +
 README.md                                |  14 +
 composer.json                            |  25 +
 library/Zend/Log.php                     | 662 +++++++++++++++++++++++
 library/Zend/Log/Exception.php           |  33 ++
 library/Zend/Log/FactoryInterface.php    |  38 ++
 library/Zend/Log/Filter/Abstract.php     |  60 ++
 library/Zend/Log/Filter/Interface.php    |  40 ++
 library/Zend/Log/Filter/Message.php      |  85 +++
 library/Zend/Log/Filter/Priority.php     | 101 ++++
 library/Zend/Log/Filter/Suppress.php     |  77 +++
 library/Zend/Log/Formatter/Abstract.php  |  40 ++
 library/Zend/Log/Formatter/Interface.php |  41 ++
 library/Zend/Log/Formatter/Simple.php    | 108 ++++
 library/Zend/Log/Formatter/Xml.php       | 165 ++++++
 library/Zend/Log/Writer/Abstract.php     | 141 +++++
 library/Zend/Log/Writer/Db.php           | 147 +++++
 library/Zend/Log/Writer/Mock.php         |  81 +++
 library/Zend/Log/Writer/Null.php         |  56 ++
 library/Zend/Log/Writer/Stream.php       | 138 +++++
 library/Zend/Log/Writer/Syslog.php       | 267 +++++++++
 library/Zend/Log/Writer/ZendMonitor.php  | 131 +++++
 23 files changed, 2486 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 LICENSE.txt
 create mode 100644 README.md
 create mode 100644 composer.json
 create mode 100644 library/Zend/Log.php
 create mode 100644 library/Zend/Log/Exception.php
 create mode 100644 library/Zend/Log/FactoryInterface.php
 create mode 100644 library/Zend/Log/Filter/Abstract.php
 create mode 100644 library/Zend/Log/Filter/Interface.php
 create mode 100644 library/Zend/Log/Filter/Message.php
 create mode 100644 library/Zend/Log/Filter/Priority.php
 create mode 100644 library/Zend/Log/Filter/Suppress.php
 create mode 100644 library/Zend/Log/Formatter/Abstract.php
 create mode 100644 library/Zend/Log/Formatter/Interface.php
 create mode 100644 library/Zend/Log/Formatter/Simple.php
 create mode 100644 library/Zend/Log/Formatter/Xml.php
 create mode 100644 library/Zend/Log/Writer/Abstract.php
 create mode 100644 library/Zend/Log/Writer/Db.php
 create mode 100644 library/Zend/Log/Writer/Mock.php
 create mode 100644 library/Zend/Log/Writer/Null.php
 create mode 100644 library/Zend/Log/Writer/Stream.php
 create mode 100644 library/Zend/Log/Writer/Syslog.php
 create mode 100644 library/Zend/Log/Writer/ZendMonitor.php

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..27b6bf0
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,9 @@
+/.buildpath
+/.cache
+/.metadata
+/.project
+/.settings
+/.vscode
+/.idea
+/.gitattributes
+.DS_Store
diff --git a/LICENSE.txt b/LICENSE.txt
new file mode 100644
index 0000000..6eab5aa
--- /dev/null
+++ b/LICENSE.txt
@@ -0,0 +1,27 @@
+Copyright (c) 2005-2015, Zend Technologies USA, Inc.
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
+
+    * Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution.
+
+    * Neither the name of Zend Technologies USA, Inc. nor the names of its
+      contributors may be used to endorse or promote products derived from this
+      software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..3e03c69
--- /dev/null
+++ b/README.md
@@ -0,0 +1,14 @@
+INFORMATION
+===================
+
+This is a fork from Zend Framework 1.12.16 Release.
+
+PURPOSE
+---------------------------
+This package is a part of the Zend Framework 1. Component was separated and put into its own composer package.
+
+LICENSE
+=======
+
+The files in this archive are released under the Zend Framework license.
+You can find a copy of this license in [LICENSE.txt](LICENSE.txt).
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..3e77467
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,25 @@
+{
+    "name": "magento/zend-log",
+    "description": "Magento Zend Framework 1",
+    "type": "library",
+    "keywords": [
+        "framework",
+        "zf1"
+    ],
+    "homepage": "http://framework.zend.com/",
+    "license": "BSD-3-Clause",
+    "require": {
+        "php": ">=7.0.0",
+        "magento/zend-exception": "^1.16"
+    },
+    "autoload": {
+        "psr-0": {
+            "Zend_Log": "library/"
+        }
+    },
+    "extra": {
+        "branch-alias": {
+            "dev-main": "1.16.x-dev"
+        }
+    }
+}
diff --git a/library/Zend/Log.php b/library/Zend/Log.php
new file mode 100644
index 0000000..facd73e
--- /dev/null
+++ b/library/Zend/Log.php
@@ -0,0 +1,662 @@
+<?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_Log
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ *
+ * Convenience methods for log [@see Zend_Log::__call()]:
+ *
+ * @method emerg(string $message, $extras = null)
+ * @method alert(string $message, $extras = null)
+ * @method crit(string $message, $extras = null)
+ * @method err(string $message, $extras = null)
+ * @method warn(string $message, $extras = null)
+ * @method notice(string $message, $extras = null)
+ * @method info(string $message, $extras = null)
+ * @method debug(string $message, $extras = null)
+ */
+class Zend_Log
+{
+    const EMERG   = 0;  // Emergency: system is unusable
+    const ALERT   = 1;  // Alert: action must be taken immediately
+    const CRIT    = 2;  // Critical: critical conditions
+    const ERR     = 3;  // Error: error conditions
+    const WARN    = 4;  // Warning: warning conditions
+    const NOTICE  = 5;  // Notice: normal but significant condition
+    const INFO    = 6;  // Informational: informational messages
+    const DEBUG   = 7;  // Debug: debug messages
+
+    /**
+     * @var array of priorities where the keys are the
+     * priority numbers and the values are the priority names
+     */
+    protected $_priorities = array();
+
+    /**
+     * @var array of Zend_Log_Writer_Abstract
+     */
+    protected $_writers = array();
+
+    /**
+     * @var array of Zend_Log_Filter_Interface
+     */
+    protected $_filters = array();
+
+    /**
+     * @var array of extra log event
+     */
+    protected $_extras = array();
+
+    /**
+     *
+     * @var string
+     */
+    protected $_defaultWriterNamespace = 'Zend_Log_Writer';
+
+    /**
+     *
+     * @var string
+     */
+    protected $_defaultFilterNamespace = 'Zend_Log_Filter';
+
+    /**
+     *
+     * @var string
+     */
+    protected $_defaultFormatterNamespace = 'Zend_Log_Formatter';
+
+    /**
+     *
+     * @var callback
+     */
+    protected $_origErrorHandler       = null;
+
+    /**
+     *
+     * @var boolean
+     */
+    protected $_registeredErrorHandler = false;
+
+    /**
+     *
+     * @var array|boolean
+     */
+    protected $_errorHandlerMap        = false;
+
+    /**
+     *
+     * @var string
+     */
+    protected $_timestampFormat        = 'c';
+
+    /**
+     * Class constructor.  Create a new logger
+     *
+     * @param Zend_Log_Writer_Abstract|null  $writer  default writer
+     */
+    public function __construct(Zend_Log_Writer_Abstract $writer = null)
+    {
+        $r = new ReflectionClass($this);
+        $this->_priorities = array_flip($r->getConstants());
+
+        if ($writer !== null) {
+            $this->addWriter($writer);
+        }
+    }
+
+    /**
+     * Factory to construct the logger and one or more writers
+     * based on the configuration array
+     *
+     * @param  array|Zend_Config Array or instance of Zend_Config
+     * @return Zend_Log
+     * @throws Zend_Log_Exception
+     */
+    static public function factory($config = array())
+    {
+        if ($config instanceof Zend_Config) {
+            $config = $config->toArray();
+        }
+
+        if (!is_array($config) || empty($config)) {
+            /** @see Zend_Log_Exception */
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception('Configuration must be an array or instance of Zend_Config');
+        }
+
+        if (array_key_exists('className', $config)) {
+            $class = $config['className'];
+            unset($config['className']);
+        } else {
+            $class = __CLASS__;
+        }
+
+        $log = new $class;
+
+        if (!$log instanceof Zend_Log) {
+            /** @see Zend_Log_Exception */
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception('Passed className does not belong to a descendant of Zend_Log');
+        }
+
+        if (array_key_exists('timestampFormat', $config)) {
+            if (null != $config['timestampFormat'] && '' != $config['timestampFormat']) {
+                $log->setTimestampFormat($config['timestampFormat']);
+            }
+            unset($config['timestampFormat']);
+        }
+
+        if (!is_array(current($config))) {
+            $log->addWriter(current($config));
+        } else {
+            foreach($config as $writer) {
+                $log->addWriter($writer);
+            }
+        }
+
+        return $log;
+    }
+
+
+    /**
+     * Construct a writer object based on a configuration array
+     *
+     * @param  array $config config array with writer spec
+     * @return Zend_Log_Writer_Abstract
+     * @throws Zend_Log_Exception
+     */
+    protected function _constructWriterFromConfig($config)
+    {
+        $writer = $this->_constructFromConfig('writer', $config, $this->_defaultWriterNamespace);
+
+        if (!$writer instanceof Zend_Log_Writer_Abstract) {
+            $writerName = is_object($writer)
+                        ? get_class($writer)
+                        : 'The specified writer';
+            /** @see Zend_Log_Exception */
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception("{$writerName} does not extend Zend_Log_Writer_Abstract!");
+        }
+
+        if (isset($config['filterName'])) {
+            $filter = $this->_constructFilterFromConfig($config);
+            $writer->addFilter($filter);
+        }
+
+        if (isset($config['formatterName'])) {
+            $formatter = $this->_constructFormatterFromConfig($config);
+            $writer->setFormatter($formatter);
+        }
+
+        return $writer;
+    }
+
+    /**
+     * Construct filter object from configuration array or Zend_Config object
+     *
+     * @param  array|Zend_Config $config Zend_Config or Array
+     * @return Zend_Log_Filter_Interface
+     * @throws Zend_Log_Exception
+     */
+    protected function _constructFilterFromConfig($config)
+    {
+        $filter = $this->_constructFromConfig('filter', $config, $this->_defaultFilterNamespace);
+
+        if (!$filter instanceof Zend_Log_Filter_Interface) {
+             $filterName = is_object($filter)
+                         ? get_class($filter)
+                         : 'The specified filter';
+            /** @see Zend_Log_Exception */
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception("{$filterName} does not implement Zend_Log_Filter_Interface");
+        }
+
+        return $filter;
+    }
+
+   /**
+    * Construct formatter object from configuration array or Zend_Config object
+    *
+    * @param  array|Zend_Config $config Zend_Config or Array
+    * @return Zend_Log_Formatter_Interface
+    * @throws Zend_Log_Exception
+    */
+    protected function _constructFormatterFromConfig($config)
+    {
+        $formatter = $this->_constructFromConfig('formatter', $config, $this->_defaultFormatterNamespace);
+
+        if (!$formatter instanceof Zend_Log_Formatter_Interface) {
+             $formatterName = is_object($formatter)
+                         ? get_class($formatter)
+                         : 'The specified formatter';
+            /** @see Zend_Log_Exception */
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception($formatterName . ' does not implement Zend_Log_Formatter_Interface');
+        }
+
+        return $formatter;
+    }
+
+    /**
+     * Construct a filter or writer from config
+     *
+     * @param string $type 'writer' of 'filter'
+     * @param mixed $config Zend_Config or Array
+     * @param string $namespace
+     * @return object
+     * @throws Zend_Log_Exception
+     */
+    protected function _constructFromConfig($type, $config, $namespace)
+    {
+        if ($config instanceof Zend_Config) {
+            $config = $config->toArray();
+        }
+
+        if (!is_array($config) || empty($config)) {
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception(
+                'Configuration must be an array or instance of Zend_Config'
+            );
+        }
+
+        $params    = isset($config[ $type .'Params' ]) ? $config[ $type .'Params' ] : array();
+        $className = $this->getClassName($config, $type, $namespace);
+        if (!class_exists($className)) {
+            #require_once 'Zend/Loader.php';
+            Zend_Loader::loadClass($className);
+        }
+
+        $reflection = new ReflectionClass($className);
+        if (!$reflection->implementsInterface('Zend_Log_FactoryInterface')) {
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception(
+                $className . ' does not implement Zend_Log_FactoryInterface and can not be constructed from config.'
+            );
+        }
+
+        return call_user_func(array($className, 'factory'), $params);
+    }
+
+    /**
+     * Get the writer or filter full classname
+     *
+     * @param array $config
+     * @param string $type filter|writer
+     * @param string $defaultNamespace
+     * @return string full classname
+     * @throws Zend_Log_Exception
+     */
+    protected function getClassName($config, $type, $defaultNamespace)
+    {
+        if (!isset($config[$type . 'Name'])) {
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception("Specify {$type}Name in the configuration array");
+        }
+
+        $className = $config[$type . 'Name'];
+        $namespace = $defaultNamespace;
+
+        if (isset($config[$type . 'Namespace'])) {
+            $namespace = $config[$type . 'Namespace'];
+        }
+
+        // PHP >= 5.3.0 namespace given?
+        if (substr($namespace, -1) == '\\') {
+            return $namespace . $className;
+        }
+
+        // empty namespace given?
+        if (strlen($namespace) === 0) {
+            return $className;
+        }
+
+        return $namespace . '_' . $className;
+    }
+
+    /**
+     * Packs message and priority into Event array
+     *
+     * @param  string   $message   Message to log
+     * @param  integer  $priority  Priority of message
+     * @return array Event array
+     */
+    protected function _packEvent($message, $priority)
+    {
+        return array_merge(array(
+            'timestamp'    => date($this->_timestampFormat),
+            'message'      => $message,
+            'priority'     => $priority,
+            'priorityName' => $this->_priorities[$priority]
+            ),
+            $this->_extras
+        );
+    }
+
+    /**
+     * Class destructor.  Shutdown log writers
+     *
+     * @return void
+     */
+    public function __destruct()
+    {
+        /** @var Zend_Log_Writer_Abstract $writer */
+        foreach($this->_writers as $writer) {
+            $writer->shutdown();
+        }
+    }
+
+    /**
+     * Undefined method handler allows a shortcut:
+     *   $log->priorityName('message')
+     *     instead of
+     *   $log->log('message', Zend_Log::PRIORITY_NAME)
+     *
+     * @param  string  $method  priority name
+     * @param  string  $params  message to log
+     * @return void
+     * @throws Zend_Log_Exception
+     */
+    public function __call($method, $params)
+    {
+        $priority = strtoupper($method);
+        if (($priority = array_search($priority, $this->_priorities)) !== false) {
+            switch (count($params)) {
+                case 0:
+                    /** @see Zend_Log_Exception */
+                    #require_once 'Zend/Log/Exception.php';
+                    throw new Zend_Log_Exception('Missing log message');
+                case 1:
+                    $message = array_shift($params);
+                    $extras = null;
+                    break;
+                default:
+                    $message = array_shift($params);
+                    $extras  = array_shift($params);
+                    break;
+            }
+            $this->log($message, $priority, $extras);
+        } else {
+            /** @see Zend_Log_Exception */
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception('Bad log priority');
+        }
+    }
+
+    /**
+     * Log a message at a priority
+     *
+     * @param  string   $message   Message to log
+     * @param  integer  $priority  Priority of message
+     * @param  mixed    $extras    Extra information to log in event
+     * @return void
+     * @throws Zend_Log_Exception
+     */
+    public function log($message, $priority, $extras = null)
+    {
+        // sanity checks
+        if (empty($this->_writers)) {
+            /** @see Zend_Log_Exception */
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception('No writers were added');
+        }
+
+        if (! isset($this->_priorities[$priority])) {
+            /** @see Zend_Log_Exception */
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception('Bad log priority');
+        }
+
+        // pack into event required by filters and writers
+        $event = $this->_packEvent($message, $priority);
+
+        // Check to see if any extra information was passed
+        if (!empty($extras)) {
+            $info = array();
+            if (is_array($extras)) {
+                foreach ($extras as $key => $value) {
+                    if (is_string($key)) {
+                        $event[$key] = $value;
+                    } else {
+                        $info[] = $value;
+                    }
+                }
+            } else {
+                $info = $extras;
+            }
+            if (!empty($info)) {
+                $event['info'] = $info;
+            }
+        }
+
+        // abort if rejected by the global filters
+        /** @var Zend_Log_Filter_Interface $filter */
+        foreach ($this->_filters as $filter) {
+            if (! $filter->accept($event)) {
+                return;
+            }
+        }
+
+        // send to each writer
+        /** @var Zend_Log_Writer_Abstract $writer */
+        foreach ($this->_writers as $writer) {
+            $writer->write($event);
+        }
+    }
+
+    /**
+     * Add a custom priority
+     *
+     * @param  string  $name     Name of priority
+     * @param  integer $priority Numeric priority
+     * @return $this
+     * @throws Zend_Log_Exception
+     */
+    public function addPriority($name, $priority)
+    {
+        // Priority names must be uppercase for predictability.
+        $name = strtoupper($name);
+
+        if (isset($this->_priorities[$priority])
+            || false !== array_search($name, $this->_priorities)) {
+            /** @see Zend_Log_Exception */
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception('Existing priorities cannot be overwritten');
+        }
+
+        $this->_priorities[$priority] = $name;
+        return $this;
+    }
+
+    /**
+     * Add a filter that will be applied before all log writers.
+     * Before a message will be received by any of the writers, it
+     * must be accepted by all filters added with this method.
+     *
+     * @param  int|Zend_Config|array|Zend_Log_Filter_Interface $filter
+     * @return $this
+     * @throws Zend_Log_Exception
+     */
+    public function addFilter($filter)
+    {
+        if (is_int($filter)) {
+            /** @see Zend_Log_Filter_Priority */
+            #require_once 'Zend/Log/Filter/Priority.php';
+            $filter = new Zend_Log_Filter_Priority($filter);
+
+        } elseif ($filter instanceof Zend_Config || is_array($filter)) {
+            $filter = $this->_constructFilterFromConfig($filter);
+
+        } elseif(! $filter instanceof Zend_Log_Filter_Interface) {
+            /** @see Zend_Log_Exception */
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception('Invalid filter provided');
+        }
+
+        $this->_filters[] = $filter;
+        return $this;
+    }
+
+    /**
+     * Add a writer.  A writer is responsible for taking a log
+     * message and writing it out to storage.
+     *
+     * @param  mixed $writer Zend_Log_Writer_Abstract or Config array
+     * @return Zend_Log
+     * @throws Zend_Log_Exception
+     */
+    public function addWriter($writer)
+    {
+        if (is_array($writer) || $writer instanceof  Zend_Config) {
+            $writer = $this->_constructWriterFromConfig($writer);
+        }
+
+        if (!$writer instanceof Zend_Log_Writer_Abstract) {
+            /** @see Zend_Log_Exception */
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception(
+                'Writer must be an instance of Zend_Log_Writer_Abstract'
+                . ' or you should pass a configuration array'
+            );
+        }
+
+        $this->_writers[] = $writer;
+        return $this;
+    }
+
+    /**
+     * Set an extra item to pass to the log writers.
+     *
+     * @param  string $name    Name of the field
+     * @param  string $value   Value of the field
+     * @return Zend_Log
+     */
+    public function setEventItem($name, $value)
+    {
+        $this->_extras = array_merge($this->_extras, array($name => $value));
+        return $this;
+    }
+
+    /**
+     * Register Logging system as an error handler to log php errors
+     * Note: it still calls the original error handler if set_error_handler is able to return it.
+     *
+     * Errors will be mapped as:
+     *   E_NOTICE, E_USER_NOTICE => NOTICE
+     *   E_WARNING, E_CORE_WARNING, E_USER_WARNING => WARN
+     *   E_ERROR, E_USER_ERROR, E_CORE_ERROR, E_RECOVERABLE_ERROR => ERR
+     *   E_DEPRECATED, E_STRICT, E_USER_DEPRECATED => DEBUG
+     *   (unknown/other) => INFO
+     *
+     * @link http://www.php.net/manual/en/function.set-error-handler.php Custom error handler
+     *
+     * @return Zend_Log
+     */
+    public function registerErrorHandler()
+    {
+        // Only register once.  Avoids loop issues if it gets registered twice.
+        if ($this->_registeredErrorHandler) {
+            return $this;
+        }
+
+        $this->_origErrorHandler = set_error_handler(array($this, 'errorHandler'));
+
+        // Contruct a default map of phpErrors to Zend_Log priorities.
+        // Some of the errors are uncatchable, but are included for completeness
+        $this->_errorHandlerMap = array(
+            E_NOTICE            => Zend_Log::NOTICE,
+            E_USER_NOTICE       => Zend_Log::NOTICE,
+            E_WARNING           => Zend_Log::WARN,
+            E_CORE_WARNING      => Zend_Log::WARN,
+            E_USER_WARNING      => Zend_Log::WARN,
+            E_ERROR             => Zend_Log::ERR,
+            E_USER_ERROR        => Zend_Log::ERR,
+            E_CORE_ERROR        => Zend_Log::ERR,
+            E_RECOVERABLE_ERROR => Zend_Log::ERR,
+            E_STRICT            => Zend_Log::DEBUG,
+        );
+        // PHP 5.3.0+
+        if (defined('E_DEPRECATED')) {
+            $this->_errorHandlerMap['E_DEPRECATED'] = Zend_Log::DEBUG;
+        }
+        if (defined('E_USER_DEPRECATED')) {
+            $this->_errorHandlerMap['E_USER_DEPRECATED'] = Zend_Log::DEBUG;
+        }
+
+        $this->_registeredErrorHandler = true;
+        return $this;
+    }
+
+    /**
+     * Error Handler will convert error into log message, and then call the original error handler
+     *
+     * @link http://www.php.net/manual/en/function.set-error-handler.php Custom error handler
+     * @param int $errno
+     * @param string $errstr
+     * @param string $errfile
+     * @param int $errline
+     * @param array $errcontext
+     * @return boolean
+     */
+    public function errorHandler($errno, $errstr, $errfile, $errline, $errcontext)
+    {
+        $errorLevel = error_reporting();
+
+        if ($errorLevel & $errno) {
+            if (isset($this->_errorHandlerMap[$errno])) {
+                $priority = $this->_errorHandlerMap[$errno];
+            } else {
+                $priority = Zend_Log::INFO;
+            }
+            $this->log($errstr, $priority, array('errno'=>$errno, 'file'=>$errfile, 'line'=>$errline, 'context'=>$errcontext));
+        }
+
+        if ($this->_origErrorHandler !== null) {
+            return call_user_func($this->_origErrorHandler, $errno, $errstr, $errfile, $errline, $errcontext);
+        }
+        return false;
+    }
+
+    /**
+     * Set timestamp format for log entries.
+     *
+     * @param string $format
+     * @return Zend_Log
+     */
+    public function setTimestampFormat($format)
+    {
+        $this->_timestampFormat = $format;
+        return $this;
+    }
+
+    /**
+     * Get timestamp format used for log entries.
+     *
+     * @return string
+     */
+    public function getTimestampFormat()
+    {
+        return $this->_timestampFormat;
+    }
+}
diff --git a/library/Zend/Log/Exception.php b/library/Zend/Log/Exception.php
new file mode 100644
index 0000000..775ca7c
--- /dev/null
+++ b/library/Zend/Log/Exception.php
@@ -0,0 +1,33 @@
+<?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_Log
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** Zend_Exception */
+#require_once 'Zend/Exception.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+class Zend_Log_Exception extends Zend_Exception
+{}
diff --git a/library/Zend/Log/FactoryInterface.php b/library/Zend/Log/FactoryInterface.php
new file mode 100644
index 0000000..eb67e2c
--- /dev/null
+++ b/library/Zend/Log/FactoryInterface.php
@@ -0,0 +1,38 @@
+<?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_Log
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+interface Zend_Log_FactoryInterface
+{
+    /**
+     * Construct a Zend_Log driver
+     *
+     * @param  array|Zend_Config $config
+     * @return Zend_Log_FactoryInterface
+     */
+    static public function factory($config);
+}
diff --git a/library/Zend/Log/Filter/Abstract.php b/library/Zend/Log/Filter/Abstract.php
new file mode 100644
index 0000000..e896b6a
--- /dev/null
+++ b/library/Zend/Log/Filter/Abstract.php
@@ -0,0 +1,60 @@
+<?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_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** @see Zend_Log_Filter_Interface */
+#require_once 'Zend/Log/Filter/Interface.php';
+
+/** @see Zend_Log_FactoryInterface */
+#require_once 'Zend/Log/FactoryInterface.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Filter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+abstract class Zend_Log_Filter_Abstract
+    implements Zend_Log_Filter_Interface, Zend_Log_FactoryInterface
+{
+    /**
+     * Validate and optionally convert the config to array
+     *
+     * @param  array|Zend_Config $config Zend_Config or Array
+     * @return array
+     * @throws Zend_Log_Exception
+     */
+    static protected function _parseConfig($config)
+    {
+        if ($config instanceof Zend_Config) {
+            $config = $config->toArray();
+        }
+
+        if (!is_array($config)) {
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception('Configuration must be an array or instance of Zend_Config');
+        }
+
+        return $config;
+    }
+}
diff --git a/library/Zend/Log/Filter/Interface.php b/library/Zend/Log/Filter/Interface.php
new file mode 100644
index 0000000..dc0cbad
--- /dev/null
+++ b/library/Zend/Log/Filter/Interface.php
@@ -0,0 +1,40 @@
+<?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_Log
+ * @subpackage Filter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Filter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+interface Zend_Log_Filter_Interface
+{
+    /**
+     * Returns TRUE to accept the message, FALSE to block it.
+     *
+     * @param  array    $event    event data
+     * @return boolean            accepted?
+     */
+    public function accept($event);
+}
diff --git a/library/Zend/Log/Filter/Message.php b/library/Zend/Log/Filter/Message.php
new file mode 100644
index 0000000..66d0d93
--- /dev/null
+++ b/library/Zend/Log/Filter/Message.php
@@ -0,0 +1,85 @@
+<?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_Log
+ * @subpackage Filter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** Zend_Log_Filter_Abstract */
+#require_once 'Zend/Log/Filter/Abstract.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Filter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+class Zend_Log_Filter_Message extends Zend_Log_Filter_Abstract
+{
+    /**
+     * @var string
+     */
+    protected $_regexp;
+
+    /**
+     * Filter out any log messages not matching $regexp.
+     *
+     * @param  string  $regexp     Regular expression to test the log message
+     * @return void
+     * @throws Zend_Log_Exception
+     */
+    public function __construct($regexp)
+    {
+        if (@preg_match($regexp, '') === false) {
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception("Invalid regular expression '$regexp'");
+        }
+        $this->_regexp = $regexp;
+    }
+
+    /**
+     * Create a new instance of Zend_Log_Filter_Message
+     *
+     * @param  array|Zend_Config $config
+     * @return Zend_Log_Filter_Message
+     */
+    static public function factory($config)
+    {
+        $config = self::_parseConfig($config);
+        $config = array_merge(array(
+            'regexp' => null
+        ), $config);
+
+        return new self(
+            $config['regexp']
+        );
+    }
+
+    /**
+     * Returns TRUE to accept the message, FALSE to block it.
+     *
+     * @param  array    $event    event data
+     * @return boolean            accepted?
+     */
+    public function accept($event)
+    {
+        return preg_match($this->_regexp, $event['message']) > 0;
+    }
+}
diff --git a/library/Zend/Log/Filter/Priority.php b/library/Zend/Log/Filter/Priority.php
new file mode 100644
index 0000000..21bbc82
--- /dev/null
+++ b/library/Zend/Log/Filter/Priority.php
@@ -0,0 +1,101 @@
+<?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_Log
+ * @subpackage Filter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** Zend_Log_Filter_Abstract */
+#require_once 'Zend/Log/Filter/Abstract.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Filter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+class Zend_Log_Filter_Priority extends Zend_Log_Filter_Abstract
+{
+    /**
+     * @var integer
+     */
+    protected $_priority;
+
+    /**
+     * @var string
+     */
+    protected $_operator;
+
+    /**
+     * Filter logging by $priority.  By default, it will accept any log
+     * event whose priority value is less than or equal to $priority.
+     *
+     * @param  integer  $priority  Priority
+     * @param  string   $operator  Comparison operator
+     * @return void
+     * @throws Zend_Log_Exception
+     */
+    public function __construct($priority, $operator = null)
+    {
+        if (! is_int($priority)) {
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception('Priority must be an integer');
+        }
+
+        $this->_priority = $priority;
+        $this->_operator = $operator === null ? '<=' : $operator;
+    }
+
+    /**
+     * Create a new instance of Zend_Log_Filter_Priority
+     *
+     * @param  array|Zend_Config $config
+     * @return Zend_Log_Filter_Priority
+     */
+    static public function factory($config)
+    {
+        $config = self::_parseConfig($config);
+        $config = array_merge(array(
+            'priority' => null,
+            'operator' => null,
+        ), $config);
+
+        // Add support for constants
+        if (!is_numeric($config['priority']) && isset($config['priority']) && defined($config['priority'])) {
+            $config['priority'] = constant($config['priority']);
+        }
+
+        return new self(
+            (int) $config['priority'],
+            $config['operator']
+        );
+    }
+
+    /**
+     * Returns TRUE to accept the message, FALSE to block it.
+     *
+     * @param  array    $event    event data
+     * @return boolean            accepted?
+     */
+    public function accept($event)
+    {
+        return version_compare($event['priority'], $this->_priority, $this->_operator);
+    }
+}
diff --git a/library/Zend/Log/Filter/Suppress.php b/library/Zend/Log/Filter/Suppress.php
new file mode 100644
index 0000000..5d288aa
--- /dev/null
+++ b/library/Zend/Log/Filter/Suppress.php
@@ -0,0 +1,77 @@
+<?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_Log
+ * @subpackage Filter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** Zend_Log_Filter_Interface */
+#require_once 'Zend/Log/Filter/Abstract.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Filter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+class Zend_Log_Filter_Suppress extends Zend_Log_Filter_Abstract
+{
+    /**
+     * @var boolean
+     */
+    protected $_accept = true;
+
+    /**
+     * This is a simple boolean filter.
+     *
+     * Call suppress(true) to suppress all log events.
+     * Call suppress(false) to accept all log events.
+     *
+     * @param  boolean  $suppress  Should all log events be suppressed?
+     * @return  void
+     */
+    public function suppress($suppress)
+    {
+        $this->_accept = (! $suppress);
+    }
+
+    /**
+     * Returns TRUE to accept the message, FALSE to block it.
+     *
+     * @param  array    $event    event data
+     * @return boolean            accepted?
+     */
+    public function accept($event)
+    {
+        return $this->_accept;
+    }
+
+    /**
+     * Create a new instance of Zend_Log_Filter_Suppress
+     *
+     * @param  array|Zend_Config $config
+     * @return Zend_Log_Filter_Suppress
+     * @throws Zend_Log_Exception
+     */
+    static public function factory($config)
+    {
+        return new self();
+    }
+}
diff --git a/library/Zend/Log/Formatter/Abstract.php b/library/Zend/Log/Formatter/Abstract.php
new file mode 100644
index 0000000..caa1f3e
--- /dev/null
+++ b/library/Zend/Log/Formatter/Abstract.php
@@ -0,0 +1,40 @@
+<?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_Log
+ * @subpackage Formatter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** @see Zend_Log_Formatter_Interface */
+#require_once 'Zend/Log/Formatter/Interface.php';
+
+/** @see Zend_Log_FactoryInterface */
+#require_once 'Zend/Log/FactoryInterface.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Formatter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+abstract class Zend_Log_Formatter_Abstract
+    implements Zend_Log_Formatter_Interface, Zend_Log_FactoryInterface
+{
+}
diff --git a/library/Zend/Log/Formatter/Interface.php b/library/Zend/Log/Formatter/Interface.php
new file mode 100644
index 0000000..9b21fa7
--- /dev/null
+++ b/library/Zend/Log/Formatter/Interface.php
@@ -0,0 +1,41 @@
+<?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_Log
+ * @subpackage Formatter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Formatter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+interface Zend_Log_Formatter_Interface
+{
+    /**
+     * Formats data into a single line to be written by the writer.
+     *
+     * @param  array    $event    event data
+     * @return string             formatted line to write to the log
+     */
+    public function format($event);
+
+}
diff --git a/library/Zend/Log/Formatter/Simple.php b/library/Zend/Log/Formatter/Simple.php
new file mode 100644
index 0000000..2bc5a3f
--- /dev/null
+++ b/library/Zend/Log/Formatter/Simple.php
@@ -0,0 +1,108 @@
+<?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_Log
+ * @subpackage Formatter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** Zend_Log_Formatter_Abstract */
+#require_once 'Zend/Log/Formatter/Abstract.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Formatter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+class Zend_Log_Formatter_Simple extends Zend_Log_Formatter_Abstract
+{
+    /**
+     * @var string
+     */
+    protected $_format;
+
+    const DEFAULT_FORMAT = '%timestamp% %priorityName% (%priority%): %message%';
+
+    /**
+     * Class constructor
+     *
+     * @param  null|string  $format  Format specifier for log messages
+     * @return void
+     * @throws Zend_Log_Exception
+     */
+    public function __construct($format = null)
+    {
+        if ($format === null) {
+            $format = self::DEFAULT_FORMAT . PHP_EOL;
+        }
+
+        if (!is_string($format)) {
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception('Format must be a string');
+        }
+
+        $this->_format = $format;
+    }
+
+    /**
+	 * Factory for Zend_Log_Formatter_Simple classe
+	 *
+	 * @param array|Zend_Config $options
+	 * @return Zend_Log_Formatter_Simple
+     */
+    public static function factory($options)
+    {
+        $format = null;
+        if (null !== $options) {
+            if ($options instanceof Zend_Config) {
+                $options = $options->toArray();
+            }
+
+            if (array_key_exists('format', $options)) {
+                $format = $options['format'];
+            }
+        }
+
+        return new self($format);
+    }
+
+    /**
+     * Formats data into a single line to be written by the writer.
+     *
+     * @param  array    $event    event data
+     * @return string             formatted line to write to the log
+     */
+    public function format($event)
+    {
+        $output = $this->_format;
+
+        foreach ($event as $name => $value) {
+            if ((is_object($value) && !method_exists($value,'__toString'))
+                || is_array($value)
+            ) {
+                $value = gettype($value);
+            }
+
+            $output = str_replace("%$name%", $value, $output);
+        }
+
+        return $output;
+    }
+}
diff --git a/library/Zend/Log/Formatter/Xml.php b/library/Zend/Log/Formatter/Xml.php
new file mode 100644
index 0000000..039bd4c
--- /dev/null
+++ b/library/Zend/Log/Formatter/Xml.php
@@ -0,0 +1,165 @@
+<?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_Log
+ * @subpackage Formatter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** Zend_Log_Formatter_Abstract */
+#require_once 'Zend/Log/Formatter/Abstract.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Formatter
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+class Zend_Log_Formatter_Xml extends Zend_Log_Formatter_Abstract
+{
+    /**
+     * @var string Name of root element
+     */
+    protected $_rootElement;
+
+    /**
+     * @var array Relates XML elements to log data field keys.
+     */
+    protected $_elementMap;
+
+    /**
+     * @var string Encoding to use in XML
+     */
+    protected $_encoding;
+
+    /**
+     * Class constructor
+     * (the default encoding is UTF-8)
+     *
+     * @param array|Zend_Config $options
+     * @return void
+     */
+    public function __construct($options = array())
+    {
+        if ($options instanceof Zend_Config) {
+            $options = $options->toArray();
+        } elseif (!is_array($options)) {
+            $args = func_get_args();
+
+            $options = array(
+            	'rootElement' => array_shift($args)
+            );
+
+            if (count($args)) {
+                $options['elementMap'] = array_shift($args);
+            }
+
+            if (count($args)) {
+                $options['encoding'] = array_shift($args);
+            }
+        }
+
+        if (!array_key_exists('rootElement', $options)) {
+            $options['rootElement'] = 'logEntry';
+        }
+
+        if (!array_key_exists('encoding', $options)) {
+            $options['encoding'] = 'UTF-8';
+        }
+
+        $this->_rootElement = $options['rootElement'];
+        $this->setEncoding($options['encoding']);
+
+        if (array_key_exists('elementMap', $options)) {
+            $this->_elementMap  = $options['elementMap'];
+        }
+    }
+
+    /**
+	 * Factory for Zend_Log_Formatter_Xml classe
+	 *
+	 * @param array|Zend_Config $options
+	 * @return Zend_Log_Formatter_Xml
+     */
+    public static function factory($options)
+    {
+        return new self($options);
+    }
+
+    /**
+     * Get encoding
+     *
+     * @return string
+     */
+    public function getEncoding()
+    {
+        return $this->_encoding;
+    }
+
+    /**
+     * Set encoding
+     *
+     * @param  string $value
+     * @return Zend_Log_Formatter_Xml
+     */
+    public function setEncoding($value)
+    {
+        $this->_encoding = (string) $value;
+        return $this;
+    }
+
+    /**
+     * Formats data into a single line to be written by the writer.
+     *
+     * @param  array    $event    event data
+     * @return string             formatted line to write to the log
+     */
+    public function format($event)
+    {
+        if ($this->_elementMap === null) {
+            $dataToInsert = $event;
+        } else {
+            $dataToInsert = array();
+            foreach ($this->_elementMap as $elementName => $fieldKey) {
+                $dataToInsert[$elementName] = $event[$fieldKey];
+            }
+        }
+
+        $enc = $this->getEncoding();
+        $dom = new DOMDocument('1.0', $enc);
+        $elt = $dom->appendChild(new DOMElement($this->_rootElement));
+
+        foreach ($dataToInsert as $key => $value) {
+            if (empty($value)
+                || is_scalar($value)
+                || (is_object($value) && method_exists($value,'__toString'))
+            ) {
+                if($key == "message") {
+                    $value = htmlspecialchars($value, ENT_COMPAT, $enc);
+                }
+                $elt->appendChild(new DOMElement($key, (string)$value));
+            }
+        }
+
+        $xml = $dom->saveXML();
+        $xml = preg_replace('/<\?xml version="1.0"( encoding="[^\"]*")?\?>\n/u', '', $xml);
+
+        return $xml . PHP_EOL;
+    }
+}
diff --git a/library/Zend/Log/Writer/Abstract.php b/library/Zend/Log/Writer/Abstract.php
new file mode 100644
index 0000000..f9934ef
--- /dev/null
+++ b/library/Zend/Log/Writer/Abstract.php
@@ -0,0 +1,141 @@
+<?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_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** Zend_Log_Filter_Priority */
+#require_once 'Zend/Log/Filter/Priority.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+abstract class Zend_Log_Writer_Abstract implements Zend_Log_FactoryInterface
+{
+    /**
+     * @var array of Zend_Log_Filter_Interface
+     */
+    protected $_filters = array();
+
+    /**
+     * Formats the log message before writing.
+     *
+     * @var Zend_Log_Formatter_Interface
+     */
+    protected $_formatter;
+
+    /**
+     * Add a filter specific to this writer.
+     *
+     * @param  Zend_Log_Filter_Interface|int $filter Filter class or filter
+     *                                               priority
+     * @return Zend_Log_Writer_Abstract
+     * @throws Zend_Log_Exception
+     */
+    public function addFilter($filter)
+    {
+        if (is_int($filter)) {
+            $filter = new Zend_Log_Filter_Priority($filter);
+        }
+
+        if (!$filter instanceof Zend_Log_Filter_Interface) {
+            /** @see Zend_Log_Exception */
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception('Invalid filter provided');
+        }
+
+        $this->_filters[] = $filter;
+        return $this;
+    }
+
+    /**
+     * Log a message to this writer.
+     *
+     * @param  array $event log data event
+     * @return void
+     */
+    public function write($event)
+    {
+        /** @var Zend_Log_Filter_Interface $filter */
+        foreach ($this->_filters as $filter) {
+            if (!$filter->accept($event)) {
+                return;
+            }
+        }
+
+        // exception occurs on error
+        $this->_write($event);
+    }
+
+    /**
+     * Set a new formatter for this writer
+     *
+     * @param  Zend_Log_Formatter_Interface $formatter
+     * @return Zend_Log_Writer_Abstract
+     */
+    public function setFormatter(Zend_Log_Formatter_Interface $formatter)
+    {
+        $this->_formatter = $formatter;
+        return $this;
+    }
+
+    /**
+     * Perform shutdown activites such as closing open resources
+     *
+     * @return void
+     */
+    public function shutdown()
+    {}
+
+    /**
+     * Write a message to the log.
+     *
+     * @param  array $event log data event
+     * @return void
+     */
+    abstract protected function _write($event);
+
+    /**
+     * Validate and optionally convert the config to array
+     *
+     * @param  array|Zend_Config $config Zend_Config or Array
+     * @return array
+     * @throws Zend_Log_Exception
+     */
+    static protected function _parseConfig($config)
+    {
+        if ($config instanceof Zend_Config) {
+            $config = $config->toArray();
+        }
+
+        if (!is_array($config)) {
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception(
+                'Configuration must be an array or instance of Zend_Config'
+            );
+        }
+
+        return $config;
+    }
+}
diff --git a/library/Zend/Log/Writer/Db.php b/library/Zend/Log/Writer/Db.php
new file mode 100644
index 0000000..2511a65
--- /dev/null
+++ b/library/Zend/Log/Writer/Db.php
@@ -0,0 +1,147 @@
+<?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_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** Zend_Log_Writer_Abstract */
+#require_once 'Zend/Log/Writer/Abstract.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+class Zend_Log_Writer_Db extends Zend_Log_Writer_Abstract
+{
+    /**
+     * Database adapter instance
+     *
+     * @var Zend_Db_Adapter
+     */
+    protected $_db;
+
+    /**
+     * Name of the log table in the database
+     *
+     * @var string
+     */
+    protected $_table;
+
+    /**
+     * Relates database columns names to log data field keys.
+     *
+     * @var null|array
+     */
+    protected $_columnMap;
+
+    /**
+     * Class constructor
+     *
+     * @param Zend_Db_Adapter $db   Database adapter instance
+     * @param string $table         Log table in database
+     * @param array $columnMap
+     * @return void
+     */
+    public function __construct($db, $table, $columnMap = null)
+    {
+        $this->_db    = $db;
+        $this->_table = $table;
+        $this->_columnMap = $columnMap;
+    }
+
+    /**
+     * Create a new instance of Zend_Log_Writer_Db
+     *
+     * @param  array|Zend_Config $config
+     * @return Zend_Log_Writer_Db
+     */
+    static public function factory($config)
+    {
+        $config = self::_parseConfig($config);
+        $config = array_merge(array(
+            'db'        => null,
+            'table'     => null,
+            'columnMap' => null,
+        ), $config);
+
+        if (isset($config['columnmap'])) {
+            $config['columnMap'] = $config['columnmap'];
+        }
+
+        return new self(
+            $config['db'],
+            $config['table'],
+            $config['columnMap']
+        );
+    }
+
+    /**
+     * Formatting is not possible on this writer
+     *
+     * @return void
+     * @throws Zend_Log_Exception
+     */
+    public function setFormatter(Zend_Log_Formatter_Interface $formatter)
+    {
+        #require_once 'Zend/Log/Exception.php';
+        throw new Zend_Log_Exception(get_class($this) . ' does not support formatting');
+    }
+
+    /**
+     * Remove reference to database adapter
+     *
+     * @return void
+     */
+    public function shutdown()
+    {
+        $this->_db = null;
+    }
+
+    /**
+     * Write a message to the log.
+     *
+     * @param  array  $event  event data
+     * @return void
+     * @throws Zend_Log_Exception
+     */
+    protected function _write($event)
+    {
+        if ($this->_db === null) {
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception('Database adapter is null');
+        }
+
+        if ($this->_columnMap === null) {
+            $dataToInsert = $event;
+        } else {
+            $dataToInsert = array();
+            foreach ($this->_columnMap as $columnName => $fieldKey) {
+                if (isset($event[$fieldKey])) {
+                    $dataToInsert[$columnName] = $event[$fieldKey];
+                }
+            }
+        }
+
+        $this->_db->insert($this->_table, $dataToInsert);
+    }
+}
diff --git a/library/Zend/Log/Writer/Mock.php b/library/Zend/Log/Writer/Mock.php
new file mode 100644
index 0000000..a365339
--- /dev/null
+++ b/library/Zend/Log/Writer/Mock.php
@@ -0,0 +1,81 @@
+<?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_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** Zend_Log_Writer_Abstract */
+#require_once 'Zend/Log/Writer/Abstract.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+class Zend_Log_Writer_Mock extends Zend_Log_Writer_Abstract
+{
+    /**
+     * array of log events
+     *
+     * @var array
+     */
+    public $events = array();
+
+    /**
+     * shutdown called?
+     *
+     * @var boolean
+     */
+    public $shutdown = false;
+
+    /**
+     * Write a message to the log.
+     *
+     * @param  array  $event  event data
+     * @return void
+     */
+    public function _write($event)
+    {
+        $this->events[] = $event;
+    }
+
+    /**
+     * Record shutdown
+     *
+     * @return void
+     */
+    public function shutdown()
+    {
+        $this->shutdown = true;
+    }
+
+    /**
+     * Create a new instance of Zend_Log_Writer_Mock
+     *
+     * @param  array|Zend_Config $config
+     * @return Zend_Log_Writer_Mock
+     */
+    static public function factory($config)
+    {
+        return new self();
+    }
+}
diff --git a/library/Zend/Log/Writer/Null.php b/library/Zend/Log/Writer/Null.php
new file mode 100644
index 0000000..f6b2184
--- /dev/null
+++ b/library/Zend/Log/Writer/Null.php
@@ -0,0 +1,56 @@
+<?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_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** Zend_Log_Writer_Abstract */
+#require_once 'Zend/Log/Writer/Abstract.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+class Zend_Log_Writer_Null extends Zend_Log_Writer_Abstract
+{
+    /**
+     * Write a message to the log.
+     *
+     * @param  array  $event  event data
+     * @return void
+     */
+    protected function _write($event)
+    {
+    }
+
+    /**
+     * Create a new instance of Zend_Log_Writer_Null
+     *
+     * @param  array|Zend_Config $config
+     * @return Zend_Log_Writer_Null
+     */
+    static public function factory($config)
+    {
+        return new self();
+    }
+}
diff --git a/library/Zend/Log/Writer/Stream.php b/library/Zend/Log/Writer/Stream.php
new file mode 100644
index 0000000..5e37358
--- /dev/null
+++ b/library/Zend/Log/Writer/Stream.php
@@ -0,0 +1,138 @@
+<?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_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** Zend_Log_Writer_Abstract */
+#require_once 'Zend/Log/Writer/Abstract.php';
+
+/** Zend_Log_Formatter_Simple */
+#require_once 'Zend/Log/Formatter/Simple.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+class Zend_Log_Writer_Stream extends Zend_Log_Writer_Abstract
+{
+    /**
+     * Holds the PHP stream to log to.
+     *
+     * @var null|stream
+     */
+    protected $_stream = null;
+
+    /**
+     * Class Constructor
+     *
+     * @param array|string|resource $streamOrUrl Stream or URL to open as a stream
+     * @param string|null $mode Mode, only applicable if a URL is given
+     * @return void
+     * @throws Zend_Log_Exception
+     */
+    public function __construct($streamOrUrl, $mode = null)
+    {
+        // Setting the default
+        if (null === $mode) {
+            $mode = 'a';
+        }
+
+        if (is_resource($streamOrUrl)) {
+            if (get_resource_type($streamOrUrl) != 'stream') {
+                #require_once 'Zend/Log/Exception.php';
+                throw new Zend_Log_Exception('Resource is not a stream');
+            }
+
+            if ($mode != 'a') {
+                #require_once 'Zend/Log/Exception.php';
+                throw new Zend_Log_Exception('Mode cannot be changed on existing streams');
+            }
+
+            $this->_stream = $streamOrUrl;
+        } else {
+            if (is_array($streamOrUrl) && isset($streamOrUrl['stream'])) {
+                $streamOrUrl = $streamOrUrl['stream'];
+            }
+
+            if (! $this->_stream = @fopen($streamOrUrl, $mode, false)) {
+                #require_once 'Zend/Log/Exception.php';
+                $msg = "\"$streamOrUrl\" cannot be opened with mode \"$mode\"";
+                throw new Zend_Log_Exception($msg);
+            }
+        }
+
+        $this->_formatter = new Zend_Log_Formatter_Simple();
+    }
+
+    /**
+     * Create a new instance of Zend_Log_Writer_Stream
+     *
+     * @param  array|Zend_Config $config
+     * @return Zend_Log_Writer_Stream
+     */
+    static public function factory($config)
+    {
+        $config = self::_parseConfig($config);
+        $config = array_merge(array(
+            'stream' => null,
+            'mode'   => null,
+        ), $config);
+
+        $streamOrUrl = isset($config['url']) ? $config['url'] : $config['stream'];
+
+        return new self(
+            $streamOrUrl,
+            $config['mode']
+        );
+    }
+
+    /**
+     * Close the stream resource.
+     *
+     * @return void
+     */
+    public function shutdown()
+    {
+        if (is_resource($this->_stream)) {
+            fclose($this->_stream);
+        }
+    }
+
+    /**
+     * Write a message to the log.
+     *
+     * @param  array  $event  event data
+     * @return void
+     * @throws Zend_Log_Exception
+     */
+    protected function _write($event)
+    {
+        $line = $this->_formatter->format($event);
+
+        if (false === @fwrite($this->_stream, $line)) {
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception("Unable to write to stream");
+        }
+    }
+}
diff --git a/library/Zend/Log/Writer/Syslog.php b/library/Zend/Log/Writer/Syslog.php
new file mode 100644
index 0000000..f361ef0
--- /dev/null
+++ b/library/Zend/Log/Writer/Syslog.php
@@ -0,0 +1,267 @@
+<?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_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** Zend_Log */
+#require_once 'Zend/Log.php';
+
+/** Zend_Log_Writer_Abstract */
+#require_once 'Zend/Log/Writer/Abstract.php';
+
+/**
+ * Writes log messages to syslog
+ *
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+class Zend_Log_Writer_Syslog extends Zend_Log_Writer_Abstract
+{
+    /**
+     * Maps Zend_Log priorities to PHP's syslog priorities
+     *
+     * @var array
+     */
+    protected $_priorities = array(
+        Zend_Log::EMERG  => LOG_EMERG,
+        Zend_Log::ALERT  => LOG_ALERT,
+        Zend_Log::CRIT   => LOG_CRIT,
+        Zend_Log::ERR    => LOG_ERR,
+        Zend_Log::WARN   => LOG_WARNING,
+        Zend_Log::NOTICE => LOG_NOTICE,
+        Zend_Log::INFO   => LOG_INFO,
+        Zend_Log::DEBUG  => LOG_DEBUG,
+    );
+
+    /**
+     * The default log priority - for unmapped custom priorities
+     *
+     * @var string
+     */
+    protected $_defaultPriority = LOG_NOTICE;
+
+    /**
+     * Last application name set by a syslog-writer instance
+     *
+     * @var string
+     */
+    protected static $_lastApplication;
+
+    /**
+     * Last facility name set by a syslog-writer instance
+     *
+     * @var string
+     */
+    protected static $_lastFacility;
+
+    /**
+     * Application name used by this syslog-writer instance
+     *
+     * @var string
+     */
+    protected $_application = 'Zend_Log';
+
+    /**
+     * Facility used by this syslog-writer instance
+     *
+     * @var int
+     */
+    protected $_facility = LOG_USER;
+
+    /**
+     * Types of program available to logging of message
+     *
+     * @var array
+     */
+    protected $_validFacilities = array();
+
+    /**
+     * Class constructor
+     *
+     * @param  array $params Array of options; may include "application" and "facility" keys
+     * @return void
+     */
+    public function __construct(array $params = array())
+    {
+        if (isset($params['application'])) {
+            $this->_application = $params['application'];
+        }
+
+        $runInitializeSyslog = true;
+        if (isset($params['facility'])) {
+            $this->setFacility($params['facility']);
+            $runInitializeSyslog = false;
+        }
+
+        if ($runInitializeSyslog) {
+            $this->_initializeSyslog();
+        }
+    }
+
+    /**
+     * Create a new instance of Zend_Log_Writer_Syslog
+     *
+     * @param  array|Zend_Config $config
+     * @return Zend_Log_Writer_Syslog
+     */
+    static public function factory($config)
+    {
+        return new self(self::_parseConfig($config));
+    }
+
+    /**
+     * Initialize values facilities
+     *
+     * @return void
+     */
+    protected function _initializeValidFacilities()
+    {
+        $constants = array(
+            'LOG_AUTH',
+            'LOG_AUTHPRIV',
+            'LOG_CRON',
+            'LOG_DAEMON',
+            'LOG_KERN',
+            'LOG_LOCAL0',
+            'LOG_LOCAL1',
+            'LOG_LOCAL2',
+            'LOG_LOCAL3',
+            'LOG_LOCAL4',
+            'LOG_LOCAL5',
+            'LOG_LOCAL6',
+            'LOG_LOCAL7',
+            'LOG_LPR',
+            'LOG_MAIL',
+            'LOG_NEWS',
+            'LOG_SYSLOG',
+            'LOG_USER',
+            'LOG_UUCP'
+        );
+
+        foreach ($constants as $constant) {
+            if (defined($constant)) {
+                $this->_validFacilities[] = constant($constant);
+            }
+        }
+    }
+
+    /**
+     * Initialize syslog / set application name and facility
+     *
+     * @return void
+     */
+    protected function _initializeSyslog()
+    {
+        self::$_lastApplication = $this->_application;
+        self::$_lastFacility    = $this->_facility;
+        openlog($this->_application, LOG_PID, $this->_facility);
+    }
+
+    /**
+     * Set syslog facility
+     *
+     * @param  int $facility Syslog facility
+     * @return Zend_Log_Writer_Syslog
+     * @throws Zend_Log_Exception for invalid log facility
+     */
+    public function setFacility($facility)
+    {
+        if ($this->_facility === $facility) {
+            return $this;
+        }
+
+        if (!count($this->_validFacilities)) {
+            $this->_initializeValidFacilities();
+        }
+
+        if (!in_array($facility, $this->_validFacilities)) {
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception('Invalid log facility provided; please see http://php.net/openlog for a list of valid facility values');
+        }
+
+        if ('WIN' == strtoupper(substr(PHP_OS, 0, 3))
+            && ($facility !== LOG_USER)
+        ) {
+            #require_once 'Zend/Log/Exception.php';
+            throw new Zend_Log_Exception('Only LOG_USER is a valid log facility on Windows');
+        }
+
+        $this->_facility = $facility;
+        $this->_initializeSyslog();
+        return $this;
+    }
+
+    /**
+     * Set application name
+     *
+     * @param  string $application Application name
+     * @return Zend_Log_Writer_Syslog
+     */
+    public function setApplicationName($application)
+    {
+        if ($this->_application === $application) {
+            return $this;
+        }
+        $this->_application = $application;
+        $this->_initializeSyslog();
+        return $this;
+    }
+
+    /**
+     * Close syslog.
+     *
+     * @return void
+     */
+    public function shutdown()
+    {
+        closelog();
+    }
+
+    /**
+     * Write a message to syslog.
+     *
+     * @param  array $event event data
+     * @return void
+     */
+    protected function _write($event)
+    {
+        if (array_key_exists($event['priority'], $this->_priorities)) {
+            $priority = $this->_priorities[$event['priority']];
+        } else {
+            $priority = $this->_defaultPriority;
+        }
+
+        if ($this->_application !== self::$_lastApplication
+            || $this->_facility !== self::$_lastFacility)
+        {
+            $this->_initializeSyslog();
+        }
+
+        $message = $event['message'];
+        if ($this->_formatter instanceof Zend_Log_Formatter_Interface) {
+            $message = $this->_formatter->format($event);
+        }
+
+        syslog($priority, $message);
+    }
+}
diff --git a/library/Zend/Log/Writer/ZendMonitor.php b/library/Zend/Log/Writer/ZendMonitor.php
new file mode 100644
index 0000000..fdc8d83
--- /dev/null
+++ b/library/Zend/Log/Writer/ZendMonitor.php
@@ -0,0 +1,131 @@
+<?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_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/** Zend_Log_Writer_Abstract */
+#require_once 'Zend/Log/Writer/Abstract.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Log
+ * @subpackage Writer
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+class Zend_Log_Writer_ZendMonitor extends Zend_Log_Writer_Abstract
+{
+    /**
+     * Is Zend Monitor enabled?
+     *
+     * @var boolean
+     */
+    protected $_isEnabled = true;
+
+    /**
+     * Is this for a Zend Server intance?
+     *
+     * @var boolean
+     */
+    protected $_isZendServer = false;
+
+    /**
+     * @return void
+     */
+    public function __construct()
+    {
+        if (!function_exists('monitor_custom_event')) {
+            $this->_isEnabled = false;
+        }
+        if (function_exists('zend_monitor_custom_event')) {
+            $this->_isZendServer = true;
+        }
+    }
+
+    /**
+     * Create a new instance of Zend_Log_Writer_ZendMonitor
+     *
+     * @param  array|Zend_Config $config
+     * @return Zend_Log_Writer_ZendMonitor
+     */
+    static public function factory($config)
+    {
+        return new self();
+    }
+
+    /**
+     * Is logging to this writer enabled?
+     *
+     * If the Zend Monitor extension is not enabled, this log writer will
+     * fail silently. You can query this method to determine if the log
+     * writer is enabled.
+     *
+     * @return boolean
+     */
+    public function isEnabled()
+    {
+        return $this->_isEnabled;
+    }
+
+    /**
+     * Log a message to this writer.
+     *
+     * @param  array $event log data event
+     * @return void
+     */
+    public function write($event)
+    {
+        if (!$this->isEnabled()) {
+            return;
+        }
+
+        parent::write($event);
+    }
+
+    /**
+     * Write a message to the log.
+     *
+     * @param  array  $event log data event
+     * @return void
+     */
+    protected function _write($event)
+    {
+        $priority = $event['priority'];
+        $message  = $event['message'];
+        unset($event['priority'], $event['message']);
+
+        if (!empty($event)) {
+            if ($this->_isZendServer) {
+                // On Zend Server; third argument should be the event
+                zend_monitor_custom_event($priority, $message, $event);
+            } else {
+                // On Zend Platform; third argument is severity -- either
+                // 0 or 1 -- and fourth is optional (event)
+                // Severity is either 0 (normal) or 1 (severe); classifying
+                // notice, info, and debug as "normal", and all others as
+                // "severe"
+                monitor_custom_event($priority, $message, ($priority > 4) ? 0 : 1, $event);
+            }
+        } else {
+            monitor_custom_event($priority, $message);
+        }
+    }
+}