/**
* Checks various server settings prior to starting installation. Some end the installation; others
* just return notices.
* @return void
*/
public function checkServerSettings()
{
$allow_install = true;
// Settings were checked, return without issue.
if (isset($_SESSION['server_passed'])) {
return;
}
$test['session_auto_start']['pass'] = !(bool) ini_get('session.auto_start');
// need 0
$test['session_auto_start']['fail'] = dgettext('core', 'session.auto_start must be set to 0 for phpWebSite to work. Please review your php.ini file.');
$test['session_auto_start']['name'] = dgettext('core', 'Session auto start disabled');
$test['session_auto_start']['crit'] = true;
$test['pear_files']['pass'] = is_file('lib/pear/MDB2.php');
$test['pear_files']['fail'] = sprintf(dgettext('core', 'Could not find Pear library files. You will need to %sdownload the pear package from our site%s and unzip it in your installation directory.'), '<a href="http://phpwebsite.appstate.edu/downloads/pear.zip">', '</a>');
$test['pear_files']['name'] = dgettext('core', 'Pear library installed');
$test['pear_files']['crit'] = true;
$test['gd']['pass'] = extension_loaded('gd');
$test['gd']['fail'] = sprintf(dgettext('core', 'You need to compile the %sGD image library%s into PHP.'), '<a href="http://www.libgd.org/Main_Page">', '</a>');
$test['gd']['name'] = dgettext('core', 'GD graphic libraries installed');
$test['gd']['crit'] = true;
$test['image_dir']['pass'] = is_dir('images/') && is_writable('images/');
$test['image_dir']['fail'] = sprintf(dgettext('core', '%s directory does not exist or is not writable.'), PHPWS_SOURCE_DIR . 'images/');
$test['image_dir']['name'] = dgettext('core', 'Image directory ready');
$test['image_dir']['crit'] = true;
$test['conf']['pass'] = is_dir('config/core/') && is_writable('config/core/');
$test['conf']['fail'] = sprintf(dgettext('core', '%s directory does not exist or is not writable.'), PHPWS_SOURCE_DIR . 'config/core/');
$test['conf']['name'] = dgettext('core', 'Config directory ready');
$test['conf']['crit'] = true;
$test['file_dir']['pass'] = is_dir('files/') && is_writable('files/');
$test['file_dir']['fail'] = sprintf(dgettext('core', '%s directory does not exist or is not writable.'), PHPWS_SOURCE_DIR . 'files/');
$test['file_dir']['name'] = dgettext('core', 'File directory ready');
$test['file_dir']['crit'] = true;
$test['log_dir']['pass'] = is_dir('logs/') && is_writable('logs/');
$test['log_dir']['fail'] = sprintf(dgettext('core', '%s directory does not exist or is not writable.'), PHPWS_SOURCE_DIR . 'logs/');
$test['log_dir']['name'] = dgettext('core', 'Log directory ready');
$test['log_dir']['crit'] = true;
$test['ffmpeg']['pass'] = is_file('/usr/bin/ffmpeg');
$test['ffmpeg']['fail'] = dgettext('core', 'You do not appear to have ffmpeg installed. File Cabinet will not be able to create thumbnail images from uploaded videos');
$test['ffmpeg']['name'] = dgettext('core', 'FFMPEG installed');
$test['ffmpeg']['crit'] = false;
$test['mime_type']['pass'] = function_exists('finfo_open') || function_exists('mime_content_type') || !ini_get('safe_mode');
$test['mime_type']['fail'] = dgettext('core', 'Unable to detect MIME file type. You will need to compile finfo_open into PHP.');
$test['mime_type']['name'] = dgettext('core', 'MIME file type detection');
$test['mime_type']['crit'] = true;
if (preg_match('/-/', PHP_VERSION)) {
$phpversion = substr(PHP_VERSION, 0, strpos(PHP_VERSION, '-'));
} else {
$phpversion = PHP_VERSION;
}
$test['php_version']['pass'] = version_compare($phpversion, '5.1.0', '>=');
$test['php_version']['fail'] = sprintf(dgettext('core', 'Your server must run PHP version 5.1.0 or higher. You are running version %s.'), $phpversion);
$test['php_version']['name'] = dgettext('core', 'PHP 5 version check');
$test['php_version']['crit'] = true;
$memory_limit = (int) ini_get('memory_limit');
$test['memory']['pass'] = $memory_limit > 8;
$test['memory']['fail'] = dgettext('core', 'Your PHP memory limit is less than 8MB. You may encounter problems with the script at this level.');
$test['memory']['fail'] .= dgettext('core', 'We suggest raising the limit in your php.ini file or uncommenting the "ini_set(\'memory_limit\', \'10M\');" line in your config/core/config.php file after installation.');
$test['memory']['name'] = dgettext('core', 'Memory limit exceeded');
$test['memory']['crit'] = false;
$test['globals']['pass'] = !(bool) ini_get('register_globals');
$test['globals']['fail'] = dgettext('core', 'You have register_globals enabled. You should disable it.');
$test['globals']['name'] = dgettext('core', 'Register globals disabled');
$test['globals']['crit'] = false;
$test['magic_quotes']['pass'] = !get_magic_quotes_gpc() && !get_magic_quotes_runtime();
$test['magic_quotes']['fail'] = dgettext('core', 'Magic quotes is enabled. Please disable it in your php.ini file.');
$test['magic_quotes']['name'] = dgettext('core', 'Magic quotes disabled');
$test['magic_quotes']['crit'] = true;
foreach ($test as $test_section => $val) {
if (!$val['pass']) {
if ($val['crit']) {
$crit[] = $val['fail'];
$allow_install = false;
} else {
$warn[] = $val['fail'];
}
}
}
$content = array();
if (!$allow_install) {
$this->title = dgettext('core', 'Cannot install phpWebSite because of the following reasons:');
$this->content = '<ul>' . PHPWS_Text::tag_implode('li', $crit) . '</ul>';
$this->display();
} else {
$_SESSION['server_passed'] = true;
}
}
