moved environment checks to separate file and added check for SPL extension
This commit is contained in:
Roland Gruber
parent
0a885bd081
commit
4c1fb57a85
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@ -0,0 +1,121 @@
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<?php
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/*
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$Id$
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This code is part of LDAP Account Manager (http://www.ldap-account-manager.org/)
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Copyright (C) 2010 Roland Gruber
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/**
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* Checks if the environment fits to run LAM.
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* This code checks if the PHP version is ok, the required extensions are active
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* and the memory limit is high enough.
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*
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* @author Roland Gruber
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* @package main
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*/
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/** status messages */
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include_once("../lib/status.inc");
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// check if PHP >= 5.1
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if (version_compare(phpversion(), '5.1.0') < 0) {
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echo "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">\n\n";
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echo "<html>\n<head>\n";
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echo "<meta http-equiv=\"content-type\" content=\"text/html; charset=UTF-8\">\n";
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echo "<meta http-equiv=\"pragma\" content=\"no-cache\">\n <meta http-equiv=\"cache-control\" content=\"no-cache\">\n";
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echo "<link rel=\"stylesheet\" type=\"text/css\" href=\"../style/layout.css\">\n";
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echo "<link rel=\"shortcut icon\" type=\"image/x-icon\" href=\"../graphics/favicon.ico\">\n";
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echo "<title>LDAP Account Manager</title>\n";
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echo "</head><body>\n";
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StatusMessage("ERROR", "LAM needs a PHP 5 version which is greater or equal than 5.1.0.", "Please upgrade your PHP installation. The found version is " . phpversion());
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echo "<br><br>";
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echo "</body></html>";
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exit();
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}
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// check environment
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$criticalErrors = array();
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// check if PHP has session support
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if (! function_exists('session_start')) {
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$criticalErrors[] = array("ERROR", "Your PHP has no session support!", "Please install the session extension for PHP.");
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}
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// check if PHP has SPL support
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if (! function_exists('class_implements')) {
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$criticalErrors[] = array("ERROR", "Your PHP has no SPL support!", "Please install the SPL extension for PHP.");
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}
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// check if PHP has LDAP support
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if (! function_exists('ldap_search')) {
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$criticalErrors[] = array("ERROR", "Your PHP has no LDAP support!", "Please install the LDAP extension for PHP.");
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}
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// check if PHP has gettext support
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if (! function_exists('gettext') || !function_exists('_')) {
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$criticalErrors[] = array("ERROR", "Your PHP has no gettext support!", "Please install gettext for PHP.");
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}
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// check if PHP has XML support
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if (! function_exists('utf8_decode')) {
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$criticalErrors[] = array("ERROR", "Your PHP has no XML support!", "Please install the XML extension for PHP.");
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}
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// check if PHP has GD support
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if (! function_exists('getimagesize')) {
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$criticalErrors[] = array("ERROR", "Your PHP has no GD support!", "Please install the GD extension for PHP.");
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}
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// check file permissions
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$writableDirs = array('sess', 'tmp');
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for ($i = 0; $i < sizeof($writableDirs); $i++) {
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$path = realpath('../') . "/" . $writableDirs[$i];
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if (!is_writable($path)) {
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$criticalErrors[] = array("ERROR", 'The directory %s is not writable for the web server. Please change your file permissions.', '', array($path));
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}
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}
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// check session auto start
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if (ini_get("session.auto_start") == "1") {
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$criticalErrors[] = array("ERROR", "Please deactivate session.auto_start in your php.ini. LAM will not work if it is activated.");
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}
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// check memory limit
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$memLimit = ini_get('memory_limit');
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if (isset($memLimit) && ($memLimit != '') && (substr(strtoupper($memLimit), strlen($memLimit) - 1) == 'M')) {
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if (intval(substr($memLimit, 0, strlen($memLimit) - 1)) < 64) {
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$criticalErrors[] = array("ERROR", "Please increase the \"memory_limit\" parameter in your php.ini to at least \"64M\".",
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"Your current memory limit is $memLimit.");
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}
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}
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// check PCRE regex system
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if (!@preg_match('/^\p{L}+$/u', "abc")) {
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$criticalErrors[] = array("ERROR", "Your PCRE library has no complete Unicode support. Please upgrade libpcre or compile with \"--enable-unicode-properties\".");
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}
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// stop login if critical errors occured
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if (sizeof($criticalErrors) > 0) {
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echo "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">\n\n";
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echo "<html>\n<head>\n";
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echo "<meta http-equiv=\"content-type\" content=\"text/html; charset=UTF-8\">\n";
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echo "<meta http-equiv=\"pragma\" content=\"no-cache\">\n <meta http-equiv=\"cache-control\" content=\"no-cache\">\n";
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echo "<link rel=\"stylesheet\" type=\"text/css\" href=\"../style/layout.css\">\n";
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echo "<link rel=\"shortcut icon\" type=\"image/x-icon\" href=\"../graphics/favicon.ico\">\n";
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echo "<title>LDAP Account Manager</title>\n";
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echo "</head><body>\n";
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for ($i = 0; $i < sizeof($criticalErrors); $i++) {
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call_user_func_array("StatusMessage", $criticalErrors[$i]);
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echo "<br><br>";
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}
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echo "</body></html>";
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exit();
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}
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?>
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@ -33,93 +33,13 @@ $Id$
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/** status messages */
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include_once("../lib/status.inc");
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// check if PHP >= 5.1
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if (version_compare(phpversion(), '5.1.0') < 0) {
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echo "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">\n\n";
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echo "<html>\n<head>\n";
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echo "<meta http-equiv=\"content-type\" content=\"text/html; charset=UTF-8\">\n";
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echo "<meta http-equiv=\"pragma\" content=\"no-cache\">\n <meta http-equiv=\"cache-control\" content=\"no-cache\">\n";
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echo "<link rel=\"stylesheet\" type=\"text/css\" href=\"../style/layout.css\">\n";
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echo "<link rel=\"shortcut icon\" type=\"image/x-icon\" href=\"../graphics/favicon.ico\">\n";
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echo "<title>LDAP Account Manager</title>\n";
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echo "</head><body>\n";
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StatusMessage("ERROR", "LAM needs PHP 5 greater or equal as 5.1.0!", "Please upgrade your PHP installation.");
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echo "<br><br>";
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echo "</body></html>";
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exit();
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}
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/** check environment */
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include '../lib/checkEnvironment.inc';
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/** security functions */
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include_once("../lib/security.inc");
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/** self service functions */
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include_once("../lib/selfService.inc");
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// check environment
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$criticalErrors = array();
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// check if PHP has session support
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if (! function_exists('session_start')) {
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$criticalErrors[] = array("ERROR", "Your PHP has no session support!", "Please install the session extension for PHP.");
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}
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// check if PHP has LDAP support
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if (! function_exists('ldap_search')) {
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$criticalErrors[] = array("ERROR", "Your PHP has no LDAP support!", "Please install the LDAP extension for PHP.");
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}
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// check if PHP has gettext support
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if (! function_exists('gettext') || !function_exists('_')) {
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$criticalErrors[] = array("ERROR", "Your PHP has no gettext support!", "Please install gettext for PHP.");
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}
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// check if PHP has XML support
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if (! function_exists('utf8_decode')) {
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$criticalErrors[] = array("ERROR", "Your PHP has no XML support!", "Please install the XML extension for PHP.");
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}
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// check if PHP has GD support
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if (! function_exists('getimagesize')) {
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$criticalErrors[] = array("ERROR", "Your PHP has no GD support!", "Please install the GD extension for PHP.");
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}
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// check file permissions
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$writableDirs = array('sess', 'tmp');
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for ($i = 0; $i < sizeof($writableDirs); $i++) {
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$path = realpath('../') . "/" . $writableDirs[$i];
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if (!is_writable($path)) {
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$criticalErrors[] = array("ERROR", 'The directory %s is not writable for the web server. Please change your file permissions.', '', array($path));
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}
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}
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// check session auto start
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if (ini_get("session.auto_start") == "1") {
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$criticalErrors[] = array("ERROR", "Please deactivate session.auto_start in your php.ini. LAM will not work if it is activated.");
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}
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// check memory limit
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$memLimit = ini_get('memory_limit');
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if (isset($memLimit) && ($memLimit != '') && (substr(strtoupper($memLimit), strlen($memLimit) - 1) == 'M')) {
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if (intval(substr($memLimit, 0, strlen($memLimit) - 1)) < 64) {
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$criticalErrors[] = array("ERROR", "Please increase the \"memory_limit\" parameter in your php.ini to at least \"64M\".",
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"Your current memory limit is $memLimit.");
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}
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}
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// check PCRE regex system
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if (!@preg_match('/^\p{L}+$/u', "abc")) {
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$criticalErrors[] = array("ERROR", "Your PCRE library has no complete Unicode support. Please upgrade libpcre or compile with \"--enable-unicode-properties\".");
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}
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// stop login if critical errors occured
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if (sizeof($criticalErrors) > 0) {
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echo "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">\n\n";
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echo "<html>\n<head>\n";
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echo "<meta http-equiv=\"content-type\" content=\"text/html; charset=UTF-8\">\n";
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echo "<meta http-equiv=\"pragma\" content=\"no-cache\">\n <meta http-equiv=\"cache-control\" content=\"no-cache\">\n";
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echo "<link rel=\"stylesheet\" type=\"text/css\" href=\"../style/layout.css\">\n";
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echo "<link rel=\"shortcut icon\" type=\"image/x-icon\" href=\"../graphics/favicon.ico\">\n";
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echo "<title>LDAP Account Manager</title>\n";
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echo "</head><body>\n";
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for ($i = 0; $i < sizeof($criticalErrors); $i++) {
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call_user_func_array("StatusMessage", $criticalErrors[$i]);
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echo "<br><br>";
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}
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echo "</body></html>";
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exit();
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}
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/** access to configuration options */
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include_once("../lib/config.inc"); // Include config.inc which provides Config class
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