Philipp Holzer
41c6d63052
- merged `friendica/develop` to `nupplaPhil/install_mode` - content merged `mod/install.php` to `src/Class/`
340 lines
11 KiB
PHP
340 lines
11 KiB
PHP
<?php
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/**
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* @file src/Core/Install.php
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*/
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namespace Friendica\Core;
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use Friendica\BaseObject;
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use Friendica\App;
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use Friendica\Database\DBStructure;
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use Friendica\Object\Image;
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use Friendica\Util\Network;
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use Exception;
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use DOMDocument;
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/**
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* @brief Contains the class with install relevant stuff *
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*/
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class Install extends BaseObject
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{
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public static function setInstallMode()
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{
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self::getApp()->mode = App::MODE_INSTALL;
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}
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public static function check($phpath = 'php')
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{
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$checks = [];
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self::checkFunctions($checks);
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self::checkImagik($checks);
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self::checkHtConfig($checks);
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self::checkSmarty3($checks);
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self::checkKeys($checks);
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self::checkPHP($phpath, $checks);
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self::checkHtAccess($checks);
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$checkspassed = array_reduce($checks,
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function ($v, $c) {
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if ($c['require']) {
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$v = $v && $c['status'];
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}
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return $v;
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},
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true);
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return array($checks, $checkspassed);
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}
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public static function install($urlpath, $dbhost, $dbuser, $dbpass, $dbdata, $phpath, $timezone, $language, $adminmail, $rino = 1)
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{
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$tpl = get_markup_template('htconfig.tpl');
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$txt = replace_macros($tpl,[
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'$dbhost' => $dbhost,
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'$dbuser' => $dbuser,
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'$dbpass' => $dbpass,
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'$dbdata' => $dbdata,
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'$timezone' => $timezone,
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'$language' => $language,
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'$urlpath' => $urlpath,
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'$phpath' => $phpath,
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'$adminmail' => $adminmail,
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'$rino' => $rino
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]);
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$result = file_put_contents('.htconfig.php', $txt);
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if (! $result) {
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self::getApp()->data['txt'] = $txt;
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}
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$errors = self::loadDatabase();
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if ($errors) {
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self::getApp()->data['db_failed'] = $errors;
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} else {
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self::getApp()->data['db_installed'] = true;
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}
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}
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/**
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* checks : array passed to template
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* title : string
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* status : boolean
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* required : boolean
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* help : string optional
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*/
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private static function addCheck(&$checks, $title, $status, $required, $help)
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{
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$checks[] = [
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'title' => $title,
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'status' => $status,
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'required' => $required,
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'help' => $help,
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'error_msg' => $error_msg,
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];
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}
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public static function checkPHP(&$phpath, &$checks)
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{
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$passed = $passed2 = $passed3 = false;
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if (strlen($phpath)) {
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$passed = file_exists($phpath);
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} else {
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$phpath = trim(shell_exec('which php'));
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$passed = strlen($phpath);
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}
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$help = "";
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if (!$passed) {
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$help .= L10n::t('Could not find a command line version of PHP in the web server PATH.') . EOL;
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$help .= L10n::t("If you don't have a command line version of PHP installed on your server, you will not be able to run the background processing. See <a href='https://github.com/friendica/friendica/blob/master/doc/Install.md#set-up-the-worker'>'Setup the worker'</a>") . EOL;
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$help .= EOL . EOL;
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$tpl = get_markup_template('field_input.tpl');
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$help .= replace_macros($tpl, [
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'$field' => ['phpath', L10n::t('PHP executable path'), $phpath, L10n::t('Enter full path to php executable. You can leave this blank to continue the installation.')],
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]);
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$phpath = "";
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}
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self::addCheck($checks, L10n::t('Command line PHP').($passed?" (<tt>$phpath</tt>)":""), $passed, false, $help);
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if ($passed) {
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$cmd = "$phpath -v";
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$result = trim(shell_exec($cmd));
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$passed2 = (strpos($result, "(cli)") !== false);
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list($result) = explode("\n", $result);
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$help = "";
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if (!$passed2) {
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$help .= L10n::t("PHP executable is not the php cli binary \x28could be cgi-fgci version\x29") . EOL;
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$help .= L10n::t('Found PHP version: ') . "<tt>$result</tt>";
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}
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self::addCheck($checks, L10n::t('PHP cli binary'), $passed2, true, $help);
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}
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if ($passed2) {
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$str = autoname(8);
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$cmd = "$phpath testargs.php $str";
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$result = trim(shell_exec($cmd));
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$passed3 = $result == $str;
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$help = "";
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if (!$passed3) {
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$help .= L10n::t('The command line version of PHP on your system does not have "register_argc_argv" enabled.') . EOL;
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$help .= L10n::t('This is required for message delivery to work.');
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}
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self::addCheck($checks, L10n::t('PHP register_argc_argv'), $passed3, true, $help);
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}
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}
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public static function checkKeys(&$checks)
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{
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$help = '';
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$res = false;
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if (function_exists('openssl_pkey_new')) {
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$res = openssl_pkey_new([
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'digest_alg' => 'sha1',
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'private_key_bits' => 4096,
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'encrypt_key' => false
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]);
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}
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// Get private key
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if (!$res) {
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$help .= L10n::t('Error: the "openssl_pkey_new" function on this system is not able to generate encryption keys') . EOL;
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$help .= L10n::t('If running under Windows, please see "http://www.php.net/manual/en/openssl.installation.php".');
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}
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self::addCheck($checks, L10n::t('Generate encryption keys'), $res, true, $help);
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}
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public static function checkFunctions(&$checks)
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{
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$ck_funcs = [];
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self::addCheck($ck_funcs, L10n::t('libCurl PHP module'), true, true, "");
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self::addCheck($ck_funcs, L10n::t('GD graphics PHP module'), true, true, "");
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self::addCheck($ck_funcs, L10n::t('OpenSSL PHP module'), true, true, "");
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self::addCheck($ck_funcs, L10n::t('PDO or MySQLi PHP module'), true, true, "");
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self::addCheck($ck_funcs, L10n::t('mb_string PHP module'), true, true, "");
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self::addCheck($ck_funcs, L10n::t('XML PHP module'), true, true, "");
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self::addCheck($ck_funcs, L10n::t('iconv PHP module'), true, true, "");
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self::addCheck($ck_funcs, L10n::t('POSIX PHP module'), true, true, "");
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if (function_exists('apache_get_modules')) {
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if (! in_array('mod_rewrite',apache_get_modules())) {
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self::addCheck($ck_funcs, L10n::t('Apache mod_rewrite module'), false, true, L10n::t('Error: Apache webserver mod-rewrite module is required but not installed.'));
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} else {
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self::addCheck($ck_funcs, L10n::t('Apache mod_rewrite module'), true, true, "");
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}
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}
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if (!function_exists('curl_init')) {
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$ck_funcs[0]['status'] = false;
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$ck_funcs[0]['help'] = L10n::t('Error: libCURL PHP module required but not installed.');
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}
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if (!function_exists('imagecreatefromjpeg')) {
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$ck_funcs[1]['status'] = false;
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$ck_funcs[1]['help'] = L10n::t('Error: GD graphics PHP module with JPEG support required but not installed.');
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}
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if (!function_exists('openssl_public_encrypt')) {
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$ck_funcs[2]['status'] = false;
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$ck_funcs[2]['help'] = L10n::t('Error: openssl PHP module required but not installed.');
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}
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if (!function_exists('mysqli_connect') && !class_exists('pdo')) {
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$ck_funcs[3]['status'] = false;
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$ck_funcs[3]['help'] = L10n::t('Error: PDO or MySQLi PHP module required but not installed.');
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}
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if (!function_exists('mysqli_connect') && class_exists('pdo') && !in_array('mysql', PDO::getAvailableDrivers())) {
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$ck_funcs[3]['status'] = false;
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$ck_funcs[3]['help'] = L10n::t('Error: The MySQL driver for PDO is not installed.');
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}
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if (!function_exists('mb_strlen')) {
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$ck_funcs[4]['status'] = false;
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$ck_funcs[4]['help'] = L10n::t('Error: mb_string PHP module required but not installed.');
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}
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if (!function_exists('iconv_strlen')) {
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$ck_funcs[6]['status'] = false;
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$ck_funcs[6]['help'] = L10n::t('Error: iconv PHP module required but not installed.');
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}
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if (!function_exists('posix_kill')) {
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$ck_funcs[7]['status'] = false;
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$ck_funcs[7]['help'] = L10n::t('Error: POSIX PHP module required but not installed.');
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}
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$checks = array_merge($checks, $ck_funcs);
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// check for XML DOM Documents being able to be generated
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try {
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$xml = new DOMDocument();
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} catch (Exception $e) {
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$ck_funcs[5]['status'] = false;
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$ck_funcs[5]['help'] = L10n::t('Error, XML PHP module required but not installed.');
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}
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}
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public static function checkHtConfig(&$checks)
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{
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$status = true;
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$help = "";
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if ((file_exists('.htconfig.php') && !is_writable('.htconfig.php')) ||
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(!file_exists('.htconfig.php') && !is_writable('.'))) {
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$status = false;
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$help = L10n::t('The web installer needs to be able to create a file called ".htconfig.php" in the top folder of your web server and it is unable to do so.') . EOL;
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$help .= L10n::t('This is most often a permission setting, as the web server may not be able to write files in your folder - even if you can.') . EOL;
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$help .= L10n::t('At the end of this procedure, we will give you a text to save in a file named .htconfig.php in your Friendica top folder.') . EOL;
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$help .= L10n::t('You can alternatively skip this procedure and perform a manual installation. Please see the file "INSTALL.txt" for instructions.') . EOL;
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}
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self::addCheck($checks, L10n::t('.htconfig.php is writable'), $status, false, $help);
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}
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public static function checkSmarty3(&$checks)
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{
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$status = true;
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$help = "";
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if (!is_writable('view/smarty3')) {
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$status = false;
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$help = L10n::t('Friendica uses the Smarty3 template engine to render its web views. Smarty3 compiles templates to PHP to speed up rendering.') . EOL;
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$help .= L10n::t('In order to store these compiled templates, the web server needs to have write access to the directory view/smarty3/ under the Friendica top level folder.') . EOL;
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$help .= L10n::t("Please ensure that the user that your web server runs as \x28e.g. www-data\x29 has write access to this folder.") . EOL;
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$help .= L10n::t("Note: as a security measure, you should give the web server write access to view/smarty3/ only--not the template files \x28.tpl\x29 that it contains.") . EOL;
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}
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self::addCheck($checks, L10n::t('view/smarty3 is writable'), $status, true, $help);
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}
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public static function checkHtAccess(&$checks)
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{
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$status = true;
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$help = "";
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$error_msg = "";
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if (function_exists('curl_init')) {
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$test = Network::fetchUrlFull(System::baseUrl() . "/install/testrewrite");
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$url = normalise_link(System::baseUrl() . "/install/testrewrite");
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if ($test['body'] != "ok") {
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$test = Network::fetchUrlFull($url);
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}
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if ($test['body'] != "ok") {
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$status = false;
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$help = L10n::t('Url rewrite in .htaccess is not working. Check your server configuration.');
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$error_msg = [];
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$error_msg['head'] = L10n::t('Error message from Curl when fetching');
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$error_msg['url'] = $test['redirect_url'];
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$error_msg['msg'] = $test['error'];
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}
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self::addCheck($checks, L10n::t('Url rewrite is working'), $status, true, $help);
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} else {
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// cannot check modrewrite if libcurl is not installed
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/// @TODO Maybe issue warning here?
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}
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}
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public static function checkImagik(&$checks)
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{
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$imagick = false;
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$gif = false;
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if (class_exists('Imagick')) {
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$imagick = true;
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$supported = Image::supportedTypes();
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if (array_key_exists('image/gif', $supported)) {
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$gif = true;
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}
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}
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if ($imagick == false) {
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self::addCheck($checks, L10n::t('ImageMagick PHP extension is not installed'), $imagick, false, "");
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} else {
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self::addCheck($checks, L10n::t('ImageMagick PHP extension is installed'), $imagick, false, "");
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if ($imagick) {
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self::addCheck($checks, L10n::t('ImageMagick supports GIF'), $gif, false, "");
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}
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}
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}
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public static function loadDatabase()
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{
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$errors = DBStructure::update(false, true, true);
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return $errors;
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}
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}
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