function load_configuration()
{
// allow there to be a local config file (as it were).
$ini_files = ['survey.ini.php', 'survey.ini.local.php'];
foreach ($ini_files as $file) {
$ini_file = dirname(__FILE__) . '/../' . $file;
//Load values from .ini. file
if (file_exists($ini_file)) {
$config = parse_ini_file($ini_file);
foreach ($config as $key => $value) {
$this->CONF[$key] = $value;
}
}
}
//Version of Survey System
$this->CONF['version'] = 'v1.9.1';
$this->CONF['path'] = dirname(__FILE__) . '/../';
if (empty($this->CONF)) {
die("No configuration found; Check survey.ini.php and/or survey.ini.local.php");
}
//Ensure install.php file has be removed
if (!isset($this->CONF['skip_install_warning']) && !isset($_REQUEST['config_submit']) && file_exists('install.php')) {
$this->error("WARNING: install.php file still exists. Survey System will not run with this file present. Click <a href=\"install.php\">here</a> to run the installation program or move/rename the install.php file so that the installation program can not be re-run.");
return;
}
//Create Smarty object and set
//paths within object
$this->smarty = new SmartyBC();
$this->smarty->template_dir = dirname(__FILE__) . '/../templates/';
$this->smarty->compile_dir = dirname(__FILE__) . '/../templates_c/';
// name of directory for compiled templates
if (!is_writeable($this->smarty->compile_dir)) {
$this->smarty->compile_dir = sys_get_temp_dir();
}
if (!$this->set_template_paths($this->CONF['default_template'])) {
$this->error("WARNING: Cannot find default template path. Expecting: {$this->CONF['template_path']}");
return;
}
//If SAFE_MODE is ON in PHP, turn off subdirectory use for Smarty
if (ini_get('safe_mode')) {
$this->smarty->use_sub_dirs = FALSE;
}
//Establish Connection to database
$this->db = NewADOConnection($this->CONF['db_type']);
$ADODB_FETCH_MODE = ADODB_FETCH_ASSOC;
$conn = $this->db->Connect($this->CONF['db_host'], $this->CONF['db_user'], $this->CONF['db_password'], $this->CONF['db_database']);
if (!$conn) {
$this->error('Error connecting to database: ' . $this->db->ErrorMsg());
return;
}
$this->CONF['orientation'] = array('Vertical', 'Horizontal', 'Dropdown', 'Matrix');
$this->CONF['text_modes'] = array('Text Only', 'Limited HTML', 'Full HTML');
$this->CONF['dependency_modes'] = array('Hide', 'Require', 'Show');
//Validate and set default survey and user text modes
$this->CONF['survey_text_mode'] = (int) $this->CONF['survey_text_mode'];
if ($this->CONF['survey_text_mode'] < 0 || $this->CONF['survey_text_mode'] > 2) {
$this->CONF['survey_text_mode'] = 0;
}
$this->CONF['user_text_mode'] = (int) $this->CONF['user_text_mode'];
if ($this->CONF['user_text_mode'] < 0 || $this->CONF['user_text_mode'] > 2) {
$this->CONF['user_text_mode'] = 0;
}
if (strcasecmp($this->CONF['create_access'], 'public') == 0) {
$this->CONF['create_access'] = 0;
} else {
$this->CONF['create_access'] = 1;
}
if (isset($_SESSION['priv'][0][ADMIN_PRIV])) {
$this->CONF['show_admin_link'] = 1;
}
//Create SafeString object for escaping user text
require $this->CONF['path'] . '/classes/safestring.class.php';
$this->SfStr = new SafeString($this->CONF['db_type'], $this->CONF['charset']);
$this->SfStr->setHTML($this->CONF['html']);
$this->SfStr->setImagesHTML($this->CONF['images_html']);
//Assign configuration values to template
$this->smarty->assign_by_ref('conf', $this->CONF);
return;
}
