Ticket #73: Controller.php

<?php
/**
 * ClickHeat - Clicks' heatmap
 *
 * @link http://www.labsmedia.com/clickheat/index.html
 * @license http://www.gnu.org/licenses/gpl-3.0.html Gpl v3 or later
 * @version $Id: ClickHeat.php 377 2008-03-14 22:36:46Z matt $
 *
 * @package Piwik_ClickHeat
 */

class Piwik_ClickHeat_Controller extends Piwik_Controller
{
    /** Local configuration file */
    static $conf = array();

    function init()
    {
        $__languages = array('bg', 'cz', 'de', 'en', 'es', 'fr', 'hu', 'id', 'it', 'ja', 'nl', 'pl', 'pt', 'ro', 'ru', 'sr', 'tr', 'uk', 'zh');

        if (isset($_SERVER['REQUEST_URI']) && $_SERVER['REQUEST_URI'] !== '')
        {
            $realPath = &$_SERVER['REQUEST_URI'];
        }
        elseif (isset($_SERVER['SCRIPT_NAME']) && $_SERVER['SCRIPT_NAME'] !== '')
        {
            $realPath = &$_SERVER['SCRIPT_NAME'];
        }
        else
        {
            exit(LANG_UNKNOWN_DIR);
        }

        /** First of all, check if we are inside Piwik */
        $dirName = dirname($realPath);
        if ($dirName === '/')
        {
            $dirName = '';
        }

        define('CLICKHEAT_PATH', $dirName.'/plugins/ClickHeat/libs/');
        define('CLICKHEAT_INDEX_PATH', 'index.php?module=ClickHeat&');
        define('CLICKHEAT_ROOT', PIWIK_INCLUDE_PATH.'/plugins/ClickHeat/libs/');
        define('CLICKHEAT_CONFIG', PIWIK_INCLUDE_PATH.'/config/clickheat.php');
        define('IS_PIWIK_MODULE', true);

        if (Zend_Registry::get('access')->isSuperUser())
        {
            define('CLICKHEAT_ADMIN', true);
        }
        else
        {
            define('CLICKHEAT_ADMIN', false);
        }

        define('CLICKHEAT_LANGUAGE', Piwik_Translate::getInstance()->getLanguageToLoad());
        include (CLICKHEAT_CONFIG);
        self::$conf = $clickheatConf;
        /** For use in external files */
        $GLOBALS['clickheatConf'] = &self::$conf;

        /** Specific definitions */
        self::$conf['__screenSizes'] = array(0 /** Must start with 0 */, 640, 800, 1024, 1280, 1440, 1600, 1800);
        self::$conf['__browsersList'] = array('all' => '', 'firefox' => 'Firefox', 'msie' => 'Internet Explorer', 'safari' => 'Safari', 'opera' => 'Opera', 'kmeleon' => 'K-meleon', 'unknown' => '');
    }

    /**
     * Main method
     */
    function view()
    {
        $this->init();

        /** List of available groups */
        $groups = array();
        $d = dir(self::$conf['logPath']);
        while (($dir = $d->read()) !== false)
        {
            if ($dir[0] === '.' || !is_dir($d->path.$dir)) continue;
            $pos = strpos($dir, ',');
            if ($pos !== false)
            {
                $site = substr($dir, 0, $pos);
            }
            else
            {
                $site = '';
            }
            if (!isset($groups[$site]))
            {
                $groups[$site] = array();
            }
            $groups[$site][] = '<option value="'.$dir.'">'.($pos === false ? $dir : substr($dir, $pos + 1)).'</option>';
        }
        $d->close();
        /** Sort groups in alphabetical order */
        ksort($groups);
        $__selectGroups = '';
        foreach ($groups as $key => $options)
        {
            sort($options);
            if ($key !== '')
            {
                $piwikSite = new Piwik_Site($key);
                $__selectGroups .= '<optgroup label="'.htmlentities($piwikSite->getName()).'">';
            }
            $__selectGroups .= implode("\n", $options);
            if ($key !== '')
            {
                $__selectGroups .= '</optgroup>';
            }
        }
        /** Screen sizes */
        $__selectScreens = '';
        for ($i = 0; $i < count(self::$conf['__screenSizes']); $i++)
        {
            $__selectScreens .= '<option value="'.self::$conf['__screenSizes'][$i].'">'.(self::$conf['__screenSizes'][$i] === 0 ? Piwik_Translate('LANG_ALL') : self::$conf['__screenSizes'][$i].'px').'</option>';
        }

        /** Browsers */
        $__selectBrowsers = '';
        foreach (self::$conf['__browsersList'] as $label => $name)
        {
            $__selectBrowsers .= '<option value="'.$label.'">'.($label === 'all' ? Piwik_Translate('LANG_ALL') : ($label === 'unknown' ? Piwik_Translate('LANG_UNKNOWN') : $name)).'</option>';
        }

        /** Date */
        $date = isset($_GET['date']) ? strtotime($_GET['date']) : (self::$conf['yesterday'] === true ? mktime(0, 0, 0, date('m'), date('d') - 1, date('Y')) : false);
        if ($date === false)
        {
            $date = time();
        }
        $__day = (int) date('d', $date);
        $__month = (int) date('m', $date);
        $__year = (int) date('Y', $date);

        $view = new Piwik_View('ClickHeat/templates/view.tpl');

        $view->assign('clickheat_host', 'http://'.$_SERVER['SERVER_NAME']);
        $view->assign('clickheat_path', CLICKHEAT_PATH);
        $view->assign('clickheat_index', CLICKHEAT_INDEX_PATH);
        $view->assign('clickheat_group', Piwik_Translate('LANG_GROUP'));
        $view->assign('clickheat_groups', $__selectGroups);
        $view->assign('clickheat_browser', Piwik_Translate('LANG_BROWSER'));
        $view->assign('clickheat_browsers', $__selectBrowsers);
        $view->assign('clickheat_screen', Piwik_Translate('LANG_SCREENSIZE'));
        $view->assign('clickheat_screens', $__selectScreens);
        $view->assign('clickheat_heatmap', Piwik_Translate('LANG_HEATMAP'));
        $view->assign('clickheat_loading', str_replace('\'', '\\\'', Piwik_Translate('LANG_ERROR_LOADING')));
        $view->assign('clickheat_cleaner', str_replace('\'', '\\\'', Piwik_Translate('LANG_CLEANER_RUNNING')));
        $view->assign('clickheat_admincookie', str_replace('\'', '\\\'', Piwik_Translate('LANG_JAVASCRIPT_ADMIN_COOKIE')));
        $view->assign('clickheat_alpha', self::$conf['alpha']);
        $view->assign('clickheat_iframes', self::$conf['hideIframes'] === true ? 'true' : 'false');
        $view->assign('clickheat_flashes', self::$conf['hideFlashes'] === true ? 'true' : 'false');
        $view->assign('clickheat_force_heatmap', self::$conf['heatmap'] === true ? ' checked="checked"' : '');
        $view->assign('clickheat_jsokay', '<a href="#" onclick="showJsCode(); return false;">'.str_replace('\'', '\\\'', Piwik_Translate('LANG_ERROR_JAVASCRIPT')).'</a>');
        $view->assign('clickheat_day', $__day);
        $view->assign('clickheat_month', $__month);
        $view->assign('clickheat_year', $__year);
        $range = isset($_GET['period']) ? $_GET['period'][0] : 'd';
        if (!in_array($range, array('d', 'm', 'w')))
        {
            $range = 'd';
        }
        $view->assign('clickheat_range', $range);
        $view->assign('clickheat_menu', '<a href="#" onclick="adminCookie(); return false;">'.Piwik_Translate('LANG_LOG_MY_CLICKS').'</a><br /><a href="#" onclick="showJsCode(); return false;">Javascript</a>');

        echo $view->render();
    }

    function iframe()
    {
        $this->init();
        $group = isset($_GET['group']) ? str_replace('/', '', $_GET['group']) : '';
        if (is_dir(self::$conf['logPath'].$group))
        {
            $webPage = array('/');
            if (file_exists(self::$conf['logPath'].$group.'/url.txt'))
            {
                $f = @fopen(self::$conf['logPath'].$group.'/url.txt', 'r');
                if ($f !== false)
                {
                    $webPage = explode('>', trim(fgets($f, 1024)));
                    fclose($f);
                }
            }
            echo $webPage[0];
        }
    }

    function javascript()
    {
        $this->init();
        include (CLICKHEAT_ROOT.'javascript.php');
    }

    function layout()
    {
        $this->init();
        include (CLICKHEAT_ROOT.'layout.php');
    }

    function generate()
    {
        $this->init();
        include (CLICKHEAT_ROOT.'generate.php');
    }

    function png()
    {
        $this->init();
        $imagePath = self::$conf['cachePath'].(isset($_GET['file']) ? str_replace('/', '', $_GET['file']) : '**unknown**');

        header('Content-Type: image/png');
        if (file_exists($imagePath))
        {
            readfile($imagePath);
        }
        else
        {
            readfile(CLICKHEAT_ROOT.'images/warning.png');
        }
    }

    function layoutupdate()
    {
        $this->init();

        $group = isset($_GET['group']) ? str_replace('/', '', $_GET['group']) : '';
        $url = isset($_GET['url']) ? $_GET['url'] : '';
        if (strpos($url, 'http') !== 0)
        {
            $url = 'http://'.$_SERVER['SERVER_NAME'].'/'.ltrim($url, '/');
        }
        /** Improved security for PHPÂ injection (PMV2.3b3 bug) */
        $url = parse_url(str_replace(array('<', '>'), array('', ''), $url));
        $left = isset($_GET['left']) ? (int) $_GET['left'] : 0;
        $center = isset($_GET['center']) ? (int) $_GET['center'] : 0;
        $right = isset($_GET['right']) ? (int) $_GET['right'] : 0;

        if (!is_dir(self::$conf['logPath'].$group) || !isset($url['host']) || !isset($url['path']))
        {
            exit('Error');
        }

        if ($url['scheme'] !== 'http' && $url['scheme'] !== 'https')
        {
            $url['scheme'] = 'http';
        }
        if (isset($url['query']))
        {
            $url = $url['scheme'].'://'.$url['host'].$url['path'].'?'.$url['query'];
        }
        else
        {
            $url = $url['scheme'].'://'.$url['host'].$url['path'];
        }
        $f = fopen(self::$conf['logPath'].$group.'/url.txt', 'w');
        fputs($f, $url.'>'.$left.'>'.$center.'>'.$right);
        fclose($f);

        exit('OK');
    }

    function cleaner()
    {
        $this->init();
        include (CLICKHEAT_ROOT.'cleaner.php');
    }
}
?>