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File name : installSystemCheck.php

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<?php
/**
 *
 * SugarCRM Community Edition is a customer relationship management program developed by
 * SugarCRM, Inc. Copyright (C) 2004-2013 SugarCRM Inc.
 *
 * SuiteCRM is an extension to SugarCRM Community Edition developed by SalesAgility Ltd.
 * Copyright (C) 2011 - 2018 SalesAgility Ltd.
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License version 3 as published by the
 * Free Software Foundation with the addition of the following permission added
 * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
 * IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
 * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Affero General Public License along with
 * this program; if not, see http://www.gnu.org/licenses or write to the Free
 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 *
 * You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
 * SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "Powered by
 * SugarCRM" logo and "Supercharged by SuiteCRM" logo. If the display of the logos is not
 * reasonably feasible for technical reasons, the Appropriate Legal Notices must
 * display the words "Powered by SugarCRM" and "Supercharged by SuiteCRM".
 */

if (!defined('sugarEntry') || !sugarEntry) {
    die('Not A Valid Entry Point');
}

$_SESSION['setup_license_accept'] = true;

/**
 * @param bool $install_script
 * @param array $mod_strings
 * @return string
 */
function runCheck($install_script, $mod_strings = array())
{
    installLog('Begin System Check Process *************');

if (!isset($install_script) || !$install_script) {
        installLog('Error:: ' . $mod_strings['ERR_NO_DIRECT_SCRIPT']);
        die($mod_strings['ERR_NO_DIRECT_SCRIPT']);
    }

if (!defined('SUGARCRM_MIN_MEM')) {
        define('SUGARCRM_MIN_MEM', 40);
    }

// for keeping track of whether to enable/disable the 'Next' button
    $error_found = false;
    $error_txt = '';

// check IIS and FastCGI
 $server_software = $_SERVER["SERVER_SOFTWARE"];
 if ((strpos($_SERVER["SERVER_SOFTWARE"], 'Microsoft-IIS') !== false)
 && php_sapi_name() == 'cgi-fcgi'
 && ini_get('fastcgi.logging') != '0') {
 installLog($mod_strings['ERR_CHECKSYS_FASTCGI_LOGGING']);
 $iisVersion = "{$mod_strings['ERR_CHECKSYS_FASTCGI_LOGGING']}";
 $error_found = true;
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_FASTCGI'].'
 '.$iisVersion.'
 ';
 }

if (strpos($server_software, 'Microsoft-IIS') !== false) {
        $iis_version = '';
        if (preg_match_all("/^.*\/(\d+\.?\d*)$/", $server_software, $out)) {
            $iis_version = $out[1][0];
        }

$check_iis_version_result = check_iis_version($iis_version);
 if ($check_iis_version_result == -1) {
 installLog($mod_strings['ERR_CHECKSYS_IIS_INVALID_VER'].' '.$iis_version);
 $iisVersion = "{$mod_strings['ERR_CHECKSYS_IIS_INVALID_VER']} {$iis_version}";
 $error_found = true;
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_IISVER'].'
 '.$iisVersion.'
 ';
 } else {
 if (php_sapi_name() != 'cgi-fcgi') {
 installLog($mod_strings['ERR_CHECKSYS_FASTCGI'].' '.$iis_version);
 $iisVersion = "{$mod_strings['ERR_CHECKSYS_FASTCGI']}";
 $error_found = true;
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_FASTCGI'].'
 '.$iisVersion.'
 ';
 } else {
 if (ini_get('fastcgi.logging') != '0') {
 installLog($mod_strings['ERR_CHECKSYS_FASTCGI_LOGGING'].' '.$iis_version);
 $iisVersion = "{$mod_strings['ERR_CHECKSYS_FASTCGI_LOGGING']}";
 $error_found = true;
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_FASTCGI'].'
 '.$iisVersion.'
 ';
 }
 }
 }
 }

// PHP VERSION

if (check_php_version() === -1) {
 installLog($mod_strings['ERR_CHECKSYS_PHP_INVALID_VER'].' '.constant('PHP_VERSION'));
 $phpVersion = "{$mod_strings['ERR_CHECKSYS_PHP_INVALID_VER']} ".constant('PHP_VERSION')." )";
 $error_found = true;
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_PHPVER'].'
 '.$phpVersion.'
 ';
 }

// database and connect
    if (!empty($_REQUEST['setup_db_type'])) {
        $_SESSION['setup_db_type'] = $_REQUEST['setup_db_type'];
    }

$drivers = DBManagerFactory::getDbDrivers();

if (empty($drivers)) {
 $db_name = $mod_strings['LBL_DB_UNAVAILABLE'];
 installLog("ERROR:: {$mod_strings['LBL_CHECKSYS_DB_SUPPORT_NOT_AVAILABLE']}");
 $dbStatus = "{$mod_strings['LBL_CHECKSYS_DB_SUPPORT_NOT_AVAILABLE']}";
 $error_found = true;
 $error_txt .= '
 '.$db_name.'
 '.$dbStatus.'
 ';
 }

// XML Parsing
 if (!function_exists('xml_parser_create')) {
 $xmlStatus = "{$mod_strings['LBL_CHECKSYS_XML_NOT_AVAILABLE']}";
 installLog("ERROR:: {$mod_strings['LBL_CHECKSYS_XML_NOT_AVAILABLE']}");
 $error_found = true;
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_XML'].'
 '.$xmlStatus.'
 ';
 } else {
 installLog("XML Parsing Support Found");
 }

// JSON Parsing
 if (!function_exists('json_decode')) {
 $jsonStatus = "{$mod_strings['ERR_CHECKSYS_JSON_NOT_AVAILABLE']}";
 installLog("ERROR:: {$mod_strings['ERR_CHECKSYS_JSON_NOT_AVAILABLE']}");
 $error_found = true;
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_JSON'].'
 '.$jsonStatus.'
 ';
 } else {
 installLog("JSON Parsing Support Found");
 }

// mbstrings
 if (!function_exists('mb_strlen')) {
 $mbstringStatus = "{$mod_strings['ERR_CHECKSYS_MBSTRING']}";
 installLog("ERROR:: {$mod_strings['ERR_CHECKSYS_MBSTRING']}");
 $error_found = true;
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_MBSTRING'].'
 '.$mbstringStatus.'
 ';
 } else {
 installLog("MBString Support Found");
 }

// zip
 if (!class_exists('ZipArchive')) {
 $zipStatus = "{$mod_strings['ERR_CHECKSYS_ZIP']}";
 installLog("ERROR:: {$mod_strings['ERR_CHECKSYS_ZIP']}");
 } else {
 installLog("ZIP Support Found");
 }

// config.php
 if (file_exists('./config.php') && (!(make_writable('./config.php')) || !(is_writable('./config.php')))) {
 installLog("ERROR:: {$mod_strings['ERR_CHECKSYS_CONFIG_NOT_WRITABLE']}");
 $configStatus = "{$mod_strings['ERR_CHECKSYS_CONFIG_NOT_WRITABLE']}";
 $error_found = true;
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_CONFIG'].'
 '.$configStatus.'
 ';
 }

// config_override.php
 if (file_exists('./config_override.php') && (!(make_writable('./config_override.php')) || !(is_writable('./config_override.php')))) {
 installLog("ERROR:: {$mod_strings['ERR_CHECKSYS_CONFIG_OVERRIDE_NOT_WRITABLE']}");
 $configStatus = "{$mod_strings['ERR_CHECKSYS_CONFIG_OVERRIDE_NOT_WRITABLE']}";
 $error_found = true;
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_OVERRIDE_CONFIG'].'
 '.$configStatus.'
 ';
 }

// custom dir
 if (!make_writable('./custom')) {
 $customStatus = "{$mod_strings['ERR_CHECKSYS_CUSTOM_NOT_WRITABLE']}";
 installLog("ERROR:: {$mod_strings['ERR_CHECKSYS_CUSTOM_NOT_WRITABLE']}");
 $error_found = true;
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_CUSTOM'].'
 '.$customStatus.'
 ';
 } else {
 installLog("/custom directory and subdirectory check passed");
 }

// cache dir
    $cache_files[] = '';
    $cache_files[] = 'images';
    $cache_files[] = 'layout';
    $cache_files[] = 'pdf';
    $cache_files[] = 'xml';
    $cache_files[] = 'include/javascript';
    $filelist = '';

foreach ($cache_files as $c_file) {
 $dirname = sugar_cached($c_file);
 $ok = false;
 if ((is_dir($dirname)) || @sugar_mkdir($dirname, 0755, true)) { // set permissions to restrictive - use make_writable to change in a standard way to the required permissions
 $ok = make_writable($dirname);
 }
 if (!$ok) {
 $filelist .= ' '.getcwd()."/$dirname";
 }
 }
 if (strlen($filelist)>0) {
 $error_found = true;
 installLog("ERROR:: Some subdirectories in cache subfolder were not read/writeable:");
 installLog($filelist);
 $error_txt .= '
 	'.$mod_strings['LBL_CHECKSYS_CACHE'].'
 	'.$mod_strings['ERR_CHECKSYS_FILES_NOT_WRITABLE'].'

'.$mod_strings['LBL_CHECKSYS_FIX_FILES'].''.$filelist. '
		';
 } else {
 installLog("cache directory and subdirectory check passed");
 }

// check modules dir
    $_SESSION['unwriteable_module_files'] = array();
    //if(!$writeableFiles['ret_val']) {
    $passed_write = recursive_make_writable('./modules');
    if (isset($_SESSION['unwriteable_module_files']['failed']) && $_SESSION['unwriteable_module_files']['failed']) {
        $passed_write = false;
    }

if (!$passed_write) {
 $moduleStatus = "{$mod_strings['ERR_CHECKSYS_NOT_WRITABLE']}";
 installLog("ERROR:: Module directories and the files under them are not writeable.");
 $error_found = true;
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_MODULE'].'
 '.$moduleStatus.'
 ';

//list which module directories are not writeable, if there are less than 10
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_FIX_MODULE_FILES'].'';
 foreach ($_SESSION['unwriteable_module_files'] as $key=>$file) {
 if ($key !='.' && $key != 'failed') {
 $error_txt .=' '.$file;
 }
 }
 $error_txt .= '
 ';
 } else {
 installLog("/module directory and subdirectory check passed");
 }

// check upload dir
 if (!make_writable('./upload')) {
 $uploadStatus = "{$mod_strings['ERR_CHECKSYS_NOT_WRITABLE']}";
 installLog("ERROR: Upload directory is not writable.");
 $error_found = true;
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_UPLOAD'].'
 '.$uploadStatus.'
 ';
 } else {
 installLog("/upload directory check passed");
 }

// check zip file support
 if (!class_exists("ZipArchive")) {
 $zipStatus = "{$mod_strings['ERR_CHECKSYS_ZIP']}";

installLog("ERROR: Zip support not found.");
 $error_found = true;
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_ZIP'].'
 '.$zipStatus.'
 ';
 } else {
 installLog("/zip check passed");
 }

// check PCRE version
 if (defined('PCRE_VERSION')) {
 if (version_compare(PCRE_VERSION, '7.0') < 0) {
 installLog("ERROR: PCRE Version is less than 7.0.");
 $error_found = true;
 $pcreStatus = "{$mod_strings['ERR_CHECKSYS_PCRE_VER']}";
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_PCRE'].'
 '.$pcreStatus.'
 ';
 } else {
 installLog("PCRE version check passed");
 }
 } else {
 installLog("ERROR: PCRE not found.");
 $error_found = true;
 $pcreStatus = "{$mod_strings['ERR_CHECKSYS_PCRE']}";
 $error_txt .= '
 '.$mod_strings['LBL_CHECKSYS_PCRE'].'
 '.$pcreStatus.'
 ';
 }

$customSystemChecks = installerHook('additionalCustomSystemChecks');
    if ($customSystemChecks != 'undefined') {
        if ($customSystemChecks['error_found'] == true) {
            $error_found = true;
        }
        if (!empty($customSystemChecks['error_txt'])) {
            $error_txt .= $customSystemChecks['error_txt'];
        }
    }

// PHP.ini
    $phpIniLocation = get_cfg_var("cfg_file_path");
    installLog("php.ini location found. {$phpIniLocation}");
    // disable form if error found

if ($error_found) {
        installLog("Outputting HTML for System check");
        installLog("Errors were found *************");
        $disabled = $error_found ? 'disabled="disabled"' : '';

$help_url = get_help_button_url();
 ///////////////////////////////////////////////////////////////////////////////
 //// BEGIN PAGE OUTPUT
 $out =<<<EOQ
 <h2>{$mod_strings['LBL_CHECKSYS_TITLE']}</h2>
 <div width="200" height="30" style="/*float: right;*/">
 {$mod_strings['ERR_CHECKSYS']}
 <hr>
 </div>
 <div id="errorheaders">
 <h2 style="float: right;">{$mod_strings['LBL_CHECKSYS_STATUS']}</h2>
 <h2 style="float: left;">{$mod_strings['LBL_CHECKSYS_COMPONENT']}</h2>
 </div>
 <div id="errormsg">
 $error_txt
 </div>
 <div align="center" style="margin: 5px;">
 {$mod_strings['LBL_CHECKSYS_PHP_INI']} {$phpIniLocation}
 </div>
 <hr>
 <div id="installcontrols">
 <form action="install3.php" method="post" name="theForm" id="theForm">
 <input class="button" type="button" onclick="window.open('https://community.suitecrm.com');" value="{$mod_strings['LBL_HELP']}" />
 <input class="button" type="button" name="Re-check" value="{$mod_strings['LBL_CHECKSYS_RECHECK']}" onclick="callSysCheck();" id="button_next2"/>
 </form>
 </div>
EOQ;
 return $out;
 } else {
 installLog("Outputting HTML for System check");
 installLog("No Errors were found *************");
 return 'passed';
 }
}
//// END PAGEOUTPUT
///////////////////////////////////////////////////////////////////////////////

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