= 5.6.0
if (version_compare(phpversion(), '5.6.0') < 0) {
echo "\n\n";
echo "\n\n";
echo "\n";
echo "\n \n";
echo "\n";
echo "\n";
echo "\n";
echo "LDAP Account Manager\n";
echo "\n";
StatusMessage("ERROR", "LAM needs a PHP 5 version which is greater or equal than 5.6.0.", "Please upgrade your PHP installation. The found version is " . phpversion());
echo "
";
echo "";
exit();
}
// check environment
$criticalErrors = array();
// check if PHP has session support
if (! function_exists('session_start')) {
$criticalErrors[] = array("ERROR", "Your PHP has no session support!", "Please install the session extension for PHP.");
}
// check if PHP has SPL support
if (! function_exists('class_implements')) {
$criticalErrors[] = array("ERROR", "Your PHP has no SPL support!", "Please install the SPL extension for PHP.");
}
// check if PHP has LDAP support
if (! function_exists('ldap_search')) {
$criticalErrors[] = array("ERROR", "Your PHP has no LDAP support!", "Please install the LDAP extension for PHP.");
}
// check if PHP has gettext support
if (! function_exists('gettext') || !function_exists('_')) {
$criticalErrors[] = array("ERROR", "Your PHP has no gettext support!", "Please install gettext for PHP.");
}
// check if PHP has openssl support
if (! function_exists('openssl_x509_parse')) {
$criticalErrors[] = array("ERROR", "Your PHP has no openssl support!", "Please install openssl for PHP.");
}
// check if PHP has XML support
if (! function_exists('utf8_decode') || !extension_loaded('xml')) {
$criticalErrors[] = array("ERROR", "Your PHP has no XML support!", "Please install the XML extension for PHP.");
}
if (!extension_loaded('libxml')) {
$criticalErrors[] = array("ERROR", "Your PHP has no Lib XML support!", "Please install the Lib XML extension for PHP.");
}
// imagick/GD
if (!extension_loaded('imagick') && !function_exists('getimagesize')) {
$criticalErrors[] = array("ERROR", "Your PHP has no imagick or GD support.", "Please install the imagick or GD extension for PHP.");
}
// check if PHP has JSON support
if (! function_exists('json_encode')) {
$criticalErrors[] = array("ERROR", "Your PHP has no JSON support!", "Please install the JSON extension for PHP.");
}
// check file permissions
$writableDirs = array('sess', 'tmp');
for ($i = 0; $i < sizeof($writableDirs); $i++) {
$path = realpath('../') . "/" . $writableDirs[$i];
if (!is_writable($path)) {
$criticalErrors[] = array("ERROR", 'The directory %s is not writable for the web server. Please change your file permissions.', '', array($path));
}
}
// check session auto start
if (ini_get("session.auto_start") == "1") {
$criticalErrors[] = array("ERROR", "Please deactivate session.auto_start in your php.ini. LAM will not work if it is activated.");
}
// check memory limit
$memLimit = ini_get('memory_limit');
if (isset($memLimit) && ($memLimit != '') && (substr(strtoupper($memLimit), strlen($memLimit) - 1) == 'M')) {
if (intval(substr($memLimit, 0, strlen($memLimit) - 1)) < 128) {
$criticalErrors[] = array("ERROR", "Please increase the \"memory_limit\" parameter in your php.ini to at least \"128M\".",
"Your current memory limit is $memLimit.");
}
}
// check PCRE regex system
if (!@preg_match('/^\p{L}+$/u', "abc")) {
$criticalErrors[] = array("ERROR", "Your PCRE library has no complete Unicode support. Please upgrade libpcre or compile with \"--enable-unicode-properties\".");
}
// check ZIP support for PDF files in file upload
if (!extension_loaded('zip')) {
$criticalErrors[] = array("ERROR", "Your PHP has no ZIP support.", "Please install the ZIP extension for PHP.");
}
// check for main config
$mainConfig = new LAMCfgMain();
if (!$mainConfig->isConfigFileExisting() && !$mainConfig->installSampleConfig()) {
$criticalErrors[] = array("ERROR", "The main config file (config.cfg) does not exist.", "Please see the manual for installation instructions.");
}
// stop login if critical errors occured
if (sizeof($criticalErrors) > 0) {
echo "\n\n";
echo "\n\n";
echo "\n";
echo "\n \n";
echo "\n";
echo "\n";
echo "\n";
echo "LDAP Account Manager\n";
echo "\n";
for ($i = 0; $i < sizeof($criticalErrors); $i++) {
call_user_func_array("StatusMessage", $criticalErrors[$i]);
echo "