<?php
/**
 * ZFDebug Zend Additions
 *
 * @category   ZFDebug
 * @package    ZFDebug_Controller
 * @subpackage Plugins
 * @copyright  Copyright (c) 2008-2009 ZF Debug Bar Team (http://code.google.com/p/zfdebug)
 * @license    http://code.google.com/p/zfdebug/wiki/License     New BSD License
 * @version    $Id: Debug.php 153 2010-07-05 19:52:11Z gugakfugl $
 */

/**
 * @see Zend_Controller_Exception
 */
require_once 'Zend/Controller/Exception.php';

/**
 * @see Zend_Version
 */
require_once 'Zend/Version.php';

/**
 * @see ZFDebug_Controller_Plugin_Debug_Plugin_Text
 */
require_once 'ZFDebug/Controller/Plugin/Debug/Plugin/Text.php';

/**
 * @category   ZFDebug
 * @package    ZFDebug_Controller
 * @subpackage Plugins
 * @copyright  Copyright (c) 2008-2009 ZF Debug Bar Team (http://code.google.com/p/zfdebug)
 * @license    http://code.google.com/p/zfdebug/wiki/License     New BSD License
 */
class ZFDebug_Controller_Plugin_Debug extends Zend_Controller_Plugin_Abstract
{
    /**
     * Contains registered plugins
     *
     * @var array
     */
    protected $_plugins = array();

    /**
     * Contains options to change Debug Bar behavior
     */
    protected $_options = array(
        'plugins'           => array(
            'Variables' => null,
            'Time' => null,
            'Memory' => null),
        'image_path'        => null
    );
    
    /**
     * Standard plugins
     *
     * @var array
     */
    public static $standardPlugins = array(
        'Cache', 
        'Html', 
        'Database', 
        'Exception', 
        'File', 
        'Memory', 
        'Registry', 
        'Time', 
        'Variables',
        'Log'
        );

    /**
     * Debug Bar Version Number
     * for internal use only
     *
     * @var string
     */
    protected $_version = '1.6';

    /**
     * Creates a new instance of the Debug Bar
     *
     * @param array|Zend_Config $options
     * @throws Zend_Controller_Exception
     * @return void
     */

    protected $_closingBracket = null;

    public function __construct($options = null)
    {
        if (isset($options)) {
            if ($options instanceof Zend_Config) {
                $options = $options->toArray();
            }

            /*
             * Verify that adapter parameters are in an array.
             */
            if (!is_array($options)) {
                throw new Zend_Exception('Debug parameters must be in an array or a Zend_Config object');
            }

            $this->setOptions($options);
        }
        
        /**
         * Creating ZF Version Tab always shown
         */
        $version = new ZFDebug_Controller_Plugin_Debug_Plugin_Text();
        $version->setPanel($this->_getVersionPanel())
                ->setTab($this->_getVersionTab())
                ->setIdentifier('copyright')
                ->setIconData('');
                // ->setIconData('data:image/gif;base64,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');
        $this->registerPlugin($version);

        /**
         * Creating the log tab
         */
        $logger = new ZFDebug_Controller_Plugin_Debug_Plugin_Log();
        $this->registerPlugin($logger);
        $logger->mark('Startup - ZFDebug construct()', true);

        /**
         * Loading already defined plugins
         */
        $this->_loadPlugins();
    }
    
    /**
     * Get the ZFDebug logger
     *
     * @return Zend_Log
     */
    public function getLogger()
    {
        return $this->getPlugin('Log')->logger();
    }

    /**
     * Sets options of the Debug Bar
     *
     * @param array $options
     * @return ZFDebug_Controller_Plugin_Debug
     */
    public function setOptions(array $options = array())
    {
        if (isset($options['image_path'])) {
            $this->_options['image_path'] = $options['image_path'];
        }
        
        if (isset($options['plugins'])) {
            $this->_options['plugins'] = $options['plugins'];
        }
        return $this;
    }

    /**
     * Register a new plugin in the Debug Bar
     *
     * @param ZFDebug_Controller_Plugin_Debug_Plugin_Interface
     * @return ZFDebug_Controller_Plugin_Debug
     */
    public function registerPlugin(ZFDebug_Controller_Plugin_Debug_Plugin_Interface $plugin)
    {
        $this->_plugins[$plugin->getIdentifier()] = $plugin;
        return $this;
    }

    /**
     * Unregister a plugin in the Debug Bar
     *
     * @param string $plugin
     * @return ZFDebug_Controller_Plugin_Debug
     */
    public function unregisterPlugin($plugin)
    {
        if (false !== strpos($plugin, '_')) {
            foreach ($this->_plugins as $key => $_plugin) {
                if ($plugin == get_class($_plugin)) {
                    unset($this->_plugins[$key]);
                }
            }
        } else {
            $plugin = strtolower($plugin);
            if (isset($this->_plugins[$plugin])) {
                unset($this->_plugins[$plugin]);
            }
        }
        return $this;
    }
    
    /**
     * Get a registered plugin in the Debug Bar
     *
     * @param string $identifier
     * @return ZFDebug_Controller_Plugin_Debug_Plugin_Interface
     */
    public function getPlugin($identifier)
    {
        $identifier = strtolower($identifier);
        if (isset($this->_plugins[$identifier])) {
            return $this->_plugins[$identifier];
        }
        return false;
    }
    
    /**
     * Defined by Zend_Controller_Plugin_Abstract
     */
    public function dispatchLoopShutdown()
    {
        if ($this->getRequest()->isXmlHttpRequest()) {
            return;
        }
        $disable = Zend_Controller_Front::getInstance()->getRequest()->getParam('ZFDEBUG_DISABLE');
        if (isset($disable)) {
            return;
        }
        
        $html = '';

        $html .= "<div id='ZFDebug_info'>\n";
        $html .= "\t<span class='ZFDebug_span' style='padding-right:0px;' onclick='ZFDebugPanel(ZFDebugCurrent);'>
            <img style='vertical-align:middle;' src='".$this->_icon('close')."'>&nbsp;
        </span>\n";

        /**
         * Creating panel content for all registered plugins
         */
        foreach ($this->_plugins as $plugin) {
            $tab = $plugin->getTab();
            if ($tab == '') {
                continue;
            }

            if (null !== $this->_options['image_path'] && 
                file_exists($this->_options['image_path'] .'/'. $plugin->getIdentifier() .'.png')) {
                
                $pluginIcon = $this->_options['image_path'] .'/'. $plugin->getIdentifier() .'.png';
            } else {
                $pluginIcon = $plugin->getIconData();
            }

            /* @var $plugin ZFDebug_Controller_Plugin_Debug_Plugin_Interface */
            $showPanel = ($plugin->getPanel() == '') ? 'log' : $plugin->getIdentifier();
            $html .= "\t".'<span id="ZFDebugInfo_'.$plugin->getIdentifier()
                   . '" class="ZFDebug_span clickable" onclick="ZFDebugPanel(\'ZFDebug_' 
                   . $showPanel . '\');">' . "\n";
            if ($pluginIcon) {
                $html .= "\t\t".'<img src="' . $pluginIcon . '" style="vertical-align:middle" alt="' 
                       . $plugin->getIdentifier() . '" title="' 
                       . $plugin->getIdentifier() . '"> ' . "\n";
            }
            $html .= $tab . "</span>\n";
        }
        
        $html .= '<span id="ZFDebugInfo_Request" class="ZFDebug_span">'
               . "\n"
               . round(memory_get_peak_usage()/1024) . 'K in '
               . round((microtime(true)-$_SERVER['REQUEST_TIME'])*1000) . 'ms'
               . '</span>' . "\n";

        $html .= "</div>\n";
        $html .= '<div id="ZFDebugResize"></div>';

        /**
         * Creating menu tab for all registered plugins
         */
        $this->getPlugin('log')->mark('Shutdown', true);
        foreach ($this->_plugins as $plugin) {
            $panel = $plugin->getPanel();
            if ($panel == '') {
                continue;
            }

            /* @var $plugin ZFDebug_Controller_Plugin_Debug_Plugin_Interface */
            $html .= "\n" . '<div id="ZFDebug_' . $plugin->getIdentifier()
                  . '" class="ZFDebug_panel" name="ZFDebug_panel">' . "\n" . $panel . "\n</div>\n";
        }

        $this->_output($html);
    }

    ### INTERNAL METHODS BELOW ###

    /**
     * Load plugins set in config option
     *
     * @return void;
     */
    protected function _loadPlugins()
    {
        foreach ($this->_options['plugins'] as $plugin => $options) {
            if (is_numeric($plugin)) {
                # Plugin passed as array value instead of key
                $plugin = $options;
                $options = array();
            }
            
            // Register an instance
            if (is_object($plugin) && in_array('ZFDebug_Controller_Plugin_Debug_Plugin_Interface', class_implements($plugin))) {
                $this->registerPlugin($plugin);
                continue;
            }
            
            if (!is_string($plugin)) {
                throw new Exception("Invalid plugin name", 1);
            }
            $plugin = ucfirst($plugin);
            
            // Register a classname
            if (in_array($plugin, ZFDebug_Controller_Plugin_Debug::$standardPlugins)) {
                // standard plugin
                $pluginClass = 'ZFDebug_Controller_Plugin_Debug_Plugin_' . $plugin;
            } else {
                // we use a custom plugin
                if (!preg_match('~^[\w]+$~D', $plugin)) {
                    throw new Zend_Exception("ZFDebug: Invalid plugin name [$plugin]");
                }
                $pluginClass = $plugin;
            }

            require_once str_replace('_', DIRECTORY_SEPARATOR, $pluginClass) . '.php';
            $object = new $pluginClass($options);
            $this->registerPlugin($object);
        }
    }

    /**
     * Return version tab
     *
     * @return string
     */
    protected function _getVersionTab()
    {
        return '<strong>ZFDebug</strong>';
        // return ' ' . Zend_Version::VERSION . '/'.phpversion();
    }

    /**
     * Returns version panel
     *
     * @return string
     */
    protected function _getVersionPanel()
    {
        $panel = "<h4>ZFDebug $this->_version – Zend Framework " 
               . Zend_Version::VERSION . " on PHP " . phpversion() . "</h4>\n"
               . "<p>©2008-2009 <a href='http://jokke.dk'>Joakim Nygård</a>" . $this->getLinebreak()
               . "with contributions by <a href='http://www.bangal.de'>Andreas Pankratz</a> and others</p>"
               . "<p>The project is hosted at <a href='http://code.google.com/p/zfdebug/'>http://zfdebug.googlecode.com</a>"
               . " and released under the BSD License" . $this->getLinebreak()
               . "Includes images from the <a href='http://www.famfamfam.com/lab/icons/silk/'>Silk Icon set</a> by Mark James</p>"
               . "<p>Disable ZFDebug temporarily by sending ZFDEBUG_DISABLE as a GET/POST parameter</p>";
        // $panel .= '<h4>Zend Framework '.Zend_Version::VERSION.' / PHP '.phpversion().' with extensions:</h4>';
        // $extensions = get_loaded_extensions();
        // natcasesort($extensions);
        // $panel .= implode('<br>', $extensions);
        return $panel;
    }

    /**
     * Returns path to the specific icon
     *
     * @return string
     */
    protected function _icon($kind)
    {
        switch ($kind) {
            case 'database':
                if (null === $this->_options['image_path'])
                    return 'data:image/png;base64,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';

                return $this->_options['image_path'] . '/database.png';
                break;
            case 'exception':
                if (null === $this->_options['image_path'])
                    return 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABGdBTUEAAK/INwWK6QAAABl0RVh0U29mdHdhcmUAQWRvYmUgSW1hZ2VSZWFkeXHJZTwAAAJPSURBVDjLpZPLS5RhFMYfv9QJlelTQZwRb2OKlKuINuHGLlBEBEOLxAu46oL0F0QQFdWizUCrWnjBaDHgThCMoiKkhUONTqmjmDp2GZ0UnWbmfc/ztrC+GbM2dXbv4ZzfeQ7vefKMMfifyP89IbevNNCYdkN2kawkCZKfSPZTOGTf6Y/m1uflKlC3LvsNTWArr9BT2LAf+W73dn5jHclIBFZyfYWU3or7T4K7AJmbl/yG7EtX1BQXNTVCYgtgbAEAYHlqYHlrsTEVQWr63RZFuqsfDAcdQPrGRR/JF5nKGm9xUxMyr0YBAEXXHgIANq/3ADQobD2J9fAkNiMTMSFb9z8ambMAQER3JC1XttkYGGZXoyZEGyTHRuBuPgBTUu7VSnUAgAUAWutOV2MjZGkehgYUA6O5A0AlkAyRnotiX3MLlFKduYCqAtuGXpyH0XQmOj+TIURt51OzURTYZdBKV2UBSsOIcRp/TVTT4ewK6idECAihtUKOArWcjq/B8tQ6UkUR31+OYXP4sTOdisivrkMyHodWejlXwcC38Fvs8dY5xaIId89VlJy7ACpCNCFCuOp8+BJ6A631gANQSg1mVmOxxGQYRW2nHMha4B5WA3chsv22T5/B13AIicWZmNZ6cMchTXUe81Okzz54pLi0uQWp+TmkZqMwxsBV74Or3od4OISPr0e3SHa3PX0f3HXKofNH/UIG9pZ5PeUth+CyS2EMkEqs4fPEOBJLsyske48/+xD8oxcAYPzs4QaS7RR2kbLTTOTQieczfzfTv8QPldGvTGoF6/8AAAAASUVORK5CYII=';

                return $this->_options['image_path'] . '/exception.png';
                break;
            case 'error':
                if (null === $this->_options['image_path'])
                    return 'data:image/png;base64,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';

                return $this->_options['image_path'] . '/error.png';
                break;
            case 'close':
                return 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA4AAAAOCAYAAAAfSC3RAAABHElEQVQoFZ2SMUsDQRCFN6eRIIIS0MZW0gUs72orayvh/C3HNfkXV/kftEhz3V0pigghrc0VQdsYiO/b3MAaYgh58HZ2387czt6+jvuLvpaX4oV41m59KTbipzhrNdexieKVOBBPAy2cfmsxEaeIBwwCRdfiMYt/0JNOJ3NxFmmgPU7qii7P8yExRKCRQy41jsR7qITRUqiq6sk05mjsmaY45I43Ii14KPEhjuPbuq6fEWyeJMnjKsOPDYV34lEgOitG4wNrRchz7rgXDlXFO21tVR24tVOp2e/n8I4L8VzslWXZRFE0SdN0rLVHURSvaFmWvbUSRvgw55gB/Fu2CZvCj8QXcWrOwYM44kTEIZvASe+it5ydaIk7m/wXTbV0eSnRtrUAAAAASUVORK5CYII=';
                break;
            default:
                if (null === $this->_options['image_path'])
                    return 'data:image/png;base64,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';

                return $this->_options['image_path'] . '/unknown.png';
                break;
        }
    }

    /**
     * Returns html header for the Debug Bar
     *
     * @return string
     */
    protected function _headerOutput() 
    {
        $collapsed = isset($_COOKIE['ZFDebugCollapsed']) ? $_COOKIE['ZFDebugCollapsed'] : '';
        if ($collapsed) {
            $boxheight = isset($_COOKIE['ZFDebugHeight']) ? $_COOKIE['ZFDebugHeight'] : '240';
        } else {
            $boxheight = '32';
        }
        return ('
    <style type="text/css" media="screen">
        html,body {height:100%}
        #ZFDebug, #ZFDebug div, #ZFDebug span, #ZFDebug h1, #ZFDebug h2, #ZFDebug h3, #ZFDebug h4, #ZFDebug h5, #ZFDebug h6, #ZFDebug p, #ZFDebug blockquote, #ZFDebug pre, #ZFDebug a, #ZFDebug code, #ZFDebug em, #ZFDebug img, #ZFDebug strong, #ZFDebug dl, #ZFDebug dt, #ZFDebug dd, #ZFDebug ol, #ZFDebug ul, #ZFDebug li, #ZFDebug table, #ZFDebug tbody, #ZFDebug tfoot, #ZFDebug thead, #ZFDebug tr, #ZFDebug th, #ZFDebug td {
        	margin: 0;
        	padding: 0;
        	border: 0;
        	outline: 0;
        	font-size: 100%;
        	vertical-align: baseline;
        	background: transparent;
        	}
        
        #ZFDebug_offset {height:'.$boxheight.'px}
        #ZFDebug {height:'.$boxheight.'px; width:100%; background:#262626; 
                        font: 12px/1.4em Lucida Grande, Lucida Sans Unicode, sans-serif; 
                        position:fixed; bottom:0px; left:0px; color:#FFF; background:#000000;
                        z-index:2718281828459045;}
        #ZFDebug p {margin:1em 0}
        #ZFDebug a {color:#FFFFFF}
        #ZFDebug tr {color:#FFFFFF;}
        #ZFDebug td {vertical-align:top; padding-bottom:1em}
        #ZFDebug ol {margin:1em 0 0 0; padding:0; list-style-position: inside;}
        #ZFDebug li {margin:0;}
        #ZFDebug .clickable {cursor:pointer}
        #ZFDebug #ZFDebug_info {display:block; height:32px;
                       background:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAyCAMAAABSxbpPAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAACFQTFRFFhYWIyMjGhoaHBwcJSUlExMTFBQUHx8fISEhGBgYJiYmWIZXxwAAAC5JREFUeNrsxskNACAMwLBAucr+A/OLWAEJv0wXQ1xSVBFiiiWKaGLr96EeAQYA2KMRY8RL/qEAAAAASUVORK5CYII=) }
        #ZFDebug #ZFDebugResize {cursor:row-resize; height:1px; border-top:1px solid #1a1a1a;border-bottom:1px solid #333333; }
        #ZFDebug .ZFDebug_span {padding:0 15px; line-height:32px; display:block; float:left}
        #ZFDebug .ZFDebug_panel {padding:0px 15px 15px 15px;
                        font: 11px/1.4em Menlo, Monaco, Lucida Console, monospace;
                        text-align:left; height:'.($boxheight-50).'px; overflow:auto; display:none; }
        #ZFDebug h4 {font:bold 12px/1.4em Menlo, Monaco, Lucida Console, monospace; margin:1em 0;}
        #ZFDebug .ZFDebug_active {background:#1a1a1a;}
        #ZFDebug .ZFDebug_panel .pre {margin:0 0 0 22px}
        #ZFDebug_exception { border:1px solid #CD0A0A;display: block; }
    </style>
    <script type="text/javascript">
        var ZFDebugLoad = window.onload;
        window.onload = function(){
            if (ZFDebugLoad) {
                ZFDebugLoad();
            }
            if ("'.$collapsed.'" != "") {
                ZFDebugPanel("' . $collapsed . '");
            }
            window.zfdebugHeight = "'.(isset($_COOKIE['ZFDebugHeight']) ? $_COOKIE['ZFDebugHeight'] : '240').'";
            
            document.onmousemove = function(e) {
                var event = e || window.event;
                window.zfdebugMouse = Math.max(40, Math.min(window.innerHeight, -1*(event.clientY-window.innerHeight-32)));
            }
            
            var ZFDebugResizeTimer = null;
            document.getElementById("ZFDebugResize").onmousedown=function(e){
                ZFDebugResize();
                ZFDebugResizeTimer = setInterval("ZFDebugResize()",50);
                return false;
            }
            document.onmouseup=function(e){
                clearTimeout(ZFDebugResizeTimer);
            }
        };
        
        function ZFDebugResize()
        {
            window.zfdebugHeight = window.zfdebugMouse;
            document.cookie = "ZFDebugHeight="+window.zfdebugHeight+";expires=;path=/";
            document.getElementById("ZFDebug").style.height = window.zfdebugHeight+"px";
            document.getElementById("ZFDebug_offset").style.height = window.zfdebugHeight+"px";
            
            var panels = document.getElementById("ZFDebug").children;
            for (var i=0; i < document.getElementById("ZFDebug").childElementCount; i++) {
                if (panels[i].className.indexOf("ZFDebug_panel") == -1)
                    continue;
                
                panels[i].style.height = window.zfdebugHeight-50+"px";
            }
        }
    
        var ZFDebugCurrent = null;
    
        function ZFDebugPanel(name) {
            if (ZFDebugCurrent == name) {
                document.getElementById("ZFDebug").style.height = "32px";
                document.getElementById("ZFDebug_offset").style.height = "32px";
                ZFDebugCurrent = null;
                document.cookie = "ZFDebugCollapsed=;expires=;path=/";
            } else {
                document.getElementById("ZFDebug").style.height = window.zfdebugHeight+"px";
                document.getElementById("ZFDebug_offset").style.height = window.zfdebugHeight+"px";
                ZFDebugCurrent = name;
                document.cookie = "ZFDebugCollapsed="+name+";expires=;path=/";
            }

            var panels = document.getElementById("ZFDebug").children;
            for (var i=0; i < document.getElementById("ZFDebug").childElementCount; i++) {
                if (panels[i].className.indexOf("ZFDebug_panel") == -1)
                    continue;
                
                if (ZFDebugCurrent && panels[i].id == name) {
                    document.getElementById("ZFDebugInfo_"+name.substring(8)).className += " ZFDebug_active";
                    panels[i].style.display = "block";
                    panels[i].style.height = (window.zfdebugHeight-50)+"px";
                } else {
                    var element = document.getElementById("ZFDebugInfo_"+panels[i].id.substring(8));
                    element.className = element.className.replace("ZFDebug_active", "");
                    panels[i].style.display = "none";
                }
            }
        }
    </script>
    ');
    }

    /**
     * Appends Debug Bar html output to the original page
     *
     * @param string $html
     * @return void
     */
    protected function _output($html)
    {
        $html = "<div id='ZFDebug_offset'></div>\n<div id='ZFDebug'>\n$html\n</div>\n</body>";
        $response = $this->getResponse();
        // $response->setBody(preg_replace('/(<\/head>)/i', $this->_headerOutput() . '$1', $response->getBody()));
        $response->setBody(str_ireplace('</body>', $this->_headerOutput() . $html, $response->getBody()));
    }
    
    public function getLinebreak()
    {
        return '<br'.$this->getClosingBracket();
    }

    public function getClosingBracket()
    {
        if (!$this->_closingBracket) {
            if ($this->_isXhtml()) {
                $this->_closingBracket = ' />';
            } else {
                $this->_closingBracket = '>';
            }
        }

        return $this->_closingBracket;
    }  
    
    protected function _isXhtml()
    {
        if ($view = Zend_Controller_Action_HelperBroker::getStaticHelper('viewRenderer')->view) {
            $doctype = $view->doctype();
            return $doctype->isXhtml();
        }
        return false;
    }
}