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Merge pull request #4920 from nupplaphil/install_mode

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Add Application Mode (Install, Maintenance, Normal)
This commit is contained in:
Hypolite Petovan 2018-04-29 14:31:13 -04:00 committed by GitHub
commit 493314a067
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 488 additions and 333 deletions
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6
include/dba.php
View file

@ -1,5 +1,6 @@
<?php
use Friendica\App;
use Friendica\Core\L10n;
use Friendica\Core\System;
use Friendica\Database\DBM;
@ -24,7 +25,7 @@ class dba {
private static $in_transaction = false;
private static $relation = [];
public static function connect($serveraddr, $user, $pass, $db, $install = false) {
public static function connect($serveraddr, $user, $pass, $db) {
if (!is_null(self::$db)) {
return true;
}
@ -51,7 +52,7 @@ class dba {
return false;
}
if ($install) {
if ($a->mode == App::MODE_INSTALL) {
// server has to be a non-empty string that is not 'localhost' and not an IP
if (strlen($server) && ($server !== 'localhost') && filter_var($server, FILTER_VALIDATE_IP) === false) {
if (! dns_get_record($server, DNS_A + DNS_CNAME)) {
@ -93,6 +94,7 @@ class dba {
// No suitable SQL driver was found.
if (!self::$connected) {
self::$driver = null;
self::$db = null;
}
$a->save_timestamp($stamp1, "network");

4
include/text.php
View file

@ -637,7 +637,7 @@ function logger($msg, $level = 0) {
// turn off logger in install mode
if (
$a->module == 'install'
$a->mode == App::MODE_INSTALL
|| !dba::$connected
) {
return;
@ -709,7 +709,7 @@ function dlogger($msg, $level = 0) {
// turn off logger in install mode
if (
$a->module == 'install'
$a->mode == App::MODE_INSTALL
|| !dba::$connected
) {
return;

24
index.php
View file

@ -31,16 +31,8 @@ BaseObject::setApp($a);
// The value is set to "true" by default in boot.php
$a->backend = false;
/**
* Load the configuration file which contains our DB credentials.
* Ignore errors. If the file doesn't exist or is empty, we are running in
* installation mode.
*/
$install = ((file_exists('.htconfig.php') && filesize('.htconfig.php')) ? false : true);
// Only load config if found, don't surpress errors
if (!$install) {
// Only load config if found, don't suppress errors
if (!$a->mode == App::MODE_INSTALL) {
include ".htconfig.php";
}
@ -50,7 +42,7 @@ if (!$install) {
require_once "include/dba.php";
if (!$install) {
if (!$a->mode == App::MODE_INSTALL) {
$result = dba::connect($db_host, $db_user, $db_pass, $db_data);
unset($db_host, $db_user, $db_pass, $db_data);
@ -85,7 +77,7 @@ if (!$install) {
Addon::loadHooks();
Addon::callHooks('init_1');
$maintenance = Config::get('system', 'maintenance');
$a->checkMaintenanceMode();
}
$lang = L10n::getBrowserLanguage();
@ -129,7 +121,7 @@ if ((x($_SESSION, 'language')) && ($_SESSION['language'] !== $lang)) {
L10n::loadTranslationTable($lang);
}
if ((x($_GET, 'zrl')) && (!$install && !$maintenance)) {
if ((x($_GET, 'zrl')) && $a->mode == App::MODE_NORMAL) {
// Only continue when the given profile link seems valid
// Valid profile links contain a path with "/profile/" and no query parameters
if ((parse_url($_GET['zrl'], PHP_URL_QUERY) == "")
@ -181,9 +173,9 @@ $_SESSION['last_updated'] = defaults($_SESSION, 'last_updated', []);
// in install mode, any url loads install module
// but we need "view" module for stylesheet
if ($install && $a->module!="view") {
if ($a->mode == App::MODE_INSTALL && $a->module!="view") {
$a->module = 'install';
} elseif ($maintenance && $a->module!="view") {
} elseif ($a->mode == App::MODE_MAINTENANCE && $a->module!="view") {
$a->module = 'maintenance';
} else {
check_url($a);
@ -342,7 +334,7 @@ if (! x($a->page, 'content')) {
$a->page['content'] = '';
}
if (!$install && !$maintenance) {
if ($a->mode == App::MODE_NORMAL) {
Addon::callHooks('page_content_top', $a->page['content']);
}

312
mod/install.php
View file

@ -5,11 +5,9 @@
use Friendica\App;
use Friendica\Core\L10n;
use Friendica\Core\Install;
use Friendica\Core\System;
use Friendica\Database\DBM;
use Friendica\Database\DBStructure;
use Friendica\Object\Image;
use Friendica\Util\Network;
use Friendica\Util\Temporal;
$install_wizard_pass = 1;
@ -27,6 +25,8 @@ function install_init(App $a) {
$a->config['system']['theme'] = "../install";
$a->theme['stylesheet'] = System::baseUrl()."/view/install/style.css";
Install::setInstallMode();
global $install_wizard_pass;
if (x($_POST, 'pass')) {
$install_wizard_pass = intval($_POST['pass']);
@ -51,7 +51,7 @@ function install_post(App $a) {
$phpath = notags(trim($_POST['phpath']));
require_once("include/dba.php");
if (!dba::connect($dbhost, $dbuser, $dbpass, $dbdata, true)) {
if (!dba::connect($dbhost, $dbuser, $dbpass, $dbdata)) {
$a->data['db_conn_failed'] = true;
}
@ -70,36 +70,9 @@ function install_post(App $a) {
$rino = 1;
// connect to db
dba::connect($dbhost, $dbuser, $dbpass, $dbdata, true);
dba::connect($dbhost, $dbuser, $dbpass, $dbdata);
$tpl = get_markup_template('htconfig.tpl');
$txt = replace_macros($tpl,[
'$dbhost' => $dbhost,
'$dbuser' => $dbuser,
'$dbpass' => $dbpass,
'$dbdata' => $dbdata,
'$timezone' => $timezone,
'$language' => $language,
'$urlpath' => $urlpath,
'$phpath' => $phpath,
'$adminmail' => $adminmail,
'$rino' => $rino
]);
$result = file_put_contents('.htconfig.php', $txt);
if (! $result) {
$a->data['txt'] = $txt;
}
$errors = load_database();
if ($errors) {
$a->data['db_failed'] = $errors;
} else {
$a->data['db_installed'] = true;
}
Install::install($urlpath, $dbhost, $dbuser, $dbpass, $dbdata, $phpath, $timezone, $language, $adminmail, $rino);
return;
break;
@ -167,37 +140,11 @@ function install_content(App $a) {
switch ($install_wizard_pass) {
case 1: { // System check
$checks = [];
check_funcs($checks);
check_imagik($checks);
check_htconfig($checks);
check_smarty3($checks);
check_keys($checks);
if (x($_POST, 'phpath')) {
$phpath = notags(trim($_POST['phpath']));
}
check_php($phpath, $checks);
check_htaccess($checks);
/// @TODO Maybe move this out?
function check_passed($v, $c) {
if ($c['required']) {
$v = $v && $c['status'];
}
return $v;
}
$checkspassed = array_reduce($checks, "check_passed", true);
list($checks, $checkspassed) = Install::check($phpath);
$tpl = get_markup_template('install_checks.tpl');
$o .= replace_macros($tpl, [
@ -296,245 +243,6 @@ function install_content(App $a) {
}
}
/**
* checks : array passed to template
* title : string
* status : boolean
* required : boolean
* help : string optional
*/
function check_add(&$checks, $title, $status, $required, $help, $error_msg = "") {
$checks[] = [
'title' => $title,
'status' => $status,
'required' => $required,
'help' => $help,
'error_msg' => $error_msg,
];
}
function check_php(&$phpath, &$checks) {
$passed = $passed2 = $passed3 = false;
if (strlen($phpath)) {
$passed = file_exists($phpath);
} else {
$phpath = trim(shell_exec('which php'));
$passed = strlen($phpath);
}
$help = "";
if (!$passed) {
$help .= L10n::t('Could not find a command line version of PHP in the web server PATH.'). EOL;
$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;
$help .= EOL . EOL;
$tpl = get_markup_template('field_input.tpl');
$help .= replace_macros($tpl, [
'$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.')],
]);
$phpath = "";
}
check_add($checks, L10n::t('Command line PHP').($passed?" (<tt>$phpath</tt>)":""), $passed, false, $help);
if ($passed) {
$cmd = "$phpath -v";
$result = trim(shell_exec($cmd));
$passed2 = ( strpos($result, "(cli)") !== false);
list($result) = explode("\n", $result);
$help = "";
if (!$passed2) {
$help .= L10n::t("PHP executable is not the php cli binary \x28could be cgi-fgci version\x29"). EOL;
$help .= L10n::t('Found PHP version: ')."<tt>$result</tt>";
}
check_add($checks, L10n::t('PHP cli binary'), $passed2, true, $help);
}
if ($passed2) {
$str = autoname(8);
$cmd = "$phpath testargs.php $str";
$result = trim(shell_exec($cmd));
$passed3 = $result == $str;
$help = "";
if (!$passed3) {
$help .= L10n::t('The command line version of PHP on your system does not have "register_argc_argv" enabled.'). EOL;
$help .= L10n::t('This is required for message delivery to work.');
}
check_add($checks, L10n::t('PHP register_argc_argv'), $passed3, true, $help);
}
}
function check_keys(&$checks) {
$help = '';
$res = false;
if (function_exists('openssl_pkey_new')) {
$res = openssl_pkey_new([
'digest_alg' => 'sha1',
'private_key_bits' => 4096,
'encrypt_key' => false
]);
}
// Get private key
if (! $res) {
$help .= L10n::t('Error: the "openssl_pkey_new" function on this system is not able to generate encryption keys'). EOL;
$help .= L10n::t('If running under Windows, please see "http://www.php.net/manual/en/openssl.installation.php".');
}
check_add($checks, L10n::t('Generate encryption keys'), $res, true, $help);
}
function check_funcs(&$checks) {
$ck_funcs = [];
check_add($ck_funcs, L10n::t('libCurl PHP module'), true, true, "");
check_add($ck_funcs, L10n::t('GD graphics PHP module'), true, true, "");
check_add($ck_funcs, L10n::t('OpenSSL PHP module'), true, true, "");
check_add($ck_funcs, L10n::t('PDO or MySQLi PHP module'), true, true, "");
check_add($ck_funcs, L10n::t('mb_string PHP module'), true, true, "");
check_add($ck_funcs, L10n::t('XML PHP module'), true, true, "");
check_add($ck_funcs, L10n::t('iconv PHP module'), true, true, "");
check_add($ck_funcs, L10n::t('POSIX PHP module'), true, true, "");
if (function_exists('apache_get_modules')) {
if (! in_array('mod_rewrite',apache_get_modules())) {
check_add($ck_funcs, L10n::t('Apache mod_rewrite module'), false, true, L10n::t('Error: Apache webserver mod-rewrite module is required but not installed.'));
} else {
check_add($ck_funcs, L10n::t('Apache mod_rewrite module'), true, true, "");
}
}
if (! function_exists('curl_init')) {
$ck_funcs[0]['status'] = false;
$ck_funcs[0]['help'] = L10n::t('Error: libCURL PHP module required but not installed.');
}
if (! function_exists('imagecreatefromjpeg')) {
$ck_funcs[1]['status'] = false;
$ck_funcs[1]['help'] = L10n::t('Error: GD graphics PHP module with JPEG support required but not installed.');
}
if (! function_exists('openssl_public_encrypt')) {
$ck_funcs[2]['status'] = false;
$ck_funcs[2]['help'] = L10n::t('Error: openssl PHP module required but not installed.');
}
if (! function_exists('mysqli_connect') && !class_exists('pdo')) {
$ck_funcs[3]['status'] = false;
$ck_funcs[3]['help'] = L10n::t('Error: PDO or MySQLi PHP module required but not installed.');
}
if (!function_exists('mysqli_connect') && class_exists('pdo') && !in_array('mysql', PDO::getAvailableDrivers())) {
$ck_funcs[3]['status'] = false;
$ck_funcs[3]['help'] = L10n::t('Error: The MySQL driver for PDO is not installed.');
}
if (! function_exists('mb_strlen')) {
$ck_funcs[4]['status'] = false;
$ck_funcs[4]['help'] = L10n::t('Error: mb_string PHP module required but not installed.');
}
if (! function_exists('iconv_strlen')) {
$ck_funcs[6]['status'] = false;
$ck_funcs[6]['help'] = L10n::t('Error: iconv PHP module required but not installed.');
}
if (! function_exists('posix_kill')) {
$ck_funcs[7]['status'] = false;
$ck_funcs[7]['help'] = L10n::t('Error: POSIX PHP module required but not installed.');
}
$checks = array_merge($checks, $ck_funcs);
// check for XML DOM Documents being able to be generated
try {
$xml = new DOMDocument();
} catch (Exception $e) {
$ck_funcs[5]['status'] = false;
$ck_funcs[5]['help'] = L10n::t('Error, XML PHP module required but not installed.');
}
}
function check_htconfig(&$checks) {
$status = true;
$help = "";
if ((file_exists('.htconfig.php') && !is_writable('.htconfig.php')) ||
(!file_exists('.htconfig.php') && !is_writable('.'))) {
$status = false;
$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;
$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;
$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;
$help .= L10n::t('You can alternatively skip this procedure and perform a manual installation. Please see the file "INSTALL.txt" for instructions.').EOL;
}
check_add($checks, L10n::t('.htconfig.php is writable'), $status, false, $help);
}
function check_smarty3(&$checks) {
$status = true;
$help = "";
if (!is_writable('view/smarty3')) {
$status = false;
$help = L10n::t('Friendica uses the Smarty3 template engine to render its web views. Smarty3 compiles templates to PHP to speed up rendering.') .EOL;
$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;
$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;
$help .= L10n::t("Note: as a security measure, you should give the web server write access to view/smarty3/ only--not the template files \x28.tpl\x29 that it contains.").EOL;
}
check_add($checks, L10n::t('view/smarty3 is writable'), $status, true, $help);
}
function check_htaccess(&$checks) {
$status = true;
$help = "";
$error_msg = "";
if (function_exists('curl_init')) {
$test = Network::fetchUrlFull(System::baseUrl()."/install/testrewrite");
$url = normalise_link(System::baseUrl()."/install/testrewrite");
if ($test['body'] != "ok") {
$test = Network::fetchUrlFull($url);
}
if ($test['body'] != "ok") {
$status = false;
$help = L10n::t('Url rewrite in .htaccess is not working. Check your server configuration.');
$error_msg = [];
$error_msg['head'] = L10n::t('Error message from Curl when fetching');
$error_msg['url'] = $test['redirect_url'];
$error_msg['msg'] = $test['error'];
}
check_add($checks, L10n::t('Url rewrite is working'), $status, true, $help, $error_msg);
} else {
// cannot check modrewrite if libcurl is not installed
/// @TODO Maybe issue warning here?
}
}
function check_imagik(&$checks) {
$imagick = false;
$gif = false;
if (class_exists('Imagick')) {
$imagick = true;
$supported = Image::supportedTypes();
if (array_key_exists('image/gif', $supported)) {
$gif = true;
}
}
if ($imagick == false) {
check_add($checks, L10n::t('ImageMagick PHP extension is not installed'), $imagick, false, "");
} else {
check_add($checks, L10n::t('ImageMagick PHP extension is installed'), $imagick, false, "");
if ($imagick) {
check_add($checks, L10n::t('ImageMagick supports GIF'), $gif, false, "");
}
}
}
function manual_config(App $a) {
$data = htmlentities($a->data['txt'],ENT_COMPAT, 'UTF-8');
$o = L10n::t('The database configuration file ".htconfig.php" could not be written. Please use the enclosed text to create a configuration file in your web server root.');
@ -551,12 +259,6 @@ function load_database_rem($v, $i) {
}
}
function load_database() {
$errors = DBStructure::update(false, true, true);
return $errors;
}
function what_next() {
$baseurl = System::baseUrl();
return

28
src/App.php
View file

@ -32,6 +32,10 @@ require_once 'include/text.php';
*/
class App
{
const MODE_NORMAL = 0;
const MODE_INSTALL = 1;
const MODE_MAINTENANCE = 2;
public $module_loaded = false;
public $module_class = null;
public $query_string;
@ -52,6 +56,7 @@ class App
public $argv;
public $argc;
public $module;
public $mode = App::MODE_NORMAL;
public $pager;
public $strings;
public $basepath;
@ -288,6 +293,14 @@ class App
// Register template engines
$this->register_template_engine('Friendica\Render\FriendicaSmartyEngine');
/**
* Load the configuration file which contains our DB credentials.
* Ignore errors. If the file doesn't exist or is empty, we are running in
* installation mode. *
*/
$this->mode = ((file_exists('.htconfig.php') && filesize('.htconfig.php')) ? App::MODE_NORMAL : App::MODE_INSTALL);
self::$a = $this;
}
@ -1068,6 +1081,21 @@ class App
return $sender_email;
}
/**
* @note Checks, if the App is in the Maintenance-Mode
*
* @return boolean
*/
public function checkMaintenanceMode()
{
if (Config::get('system', 'maintenance')) {
$this->mode = App::MODE_MAINTENANCE;
return true;
}
return false;
}
/**
* Returns the current theme name.
*

19
src/Core/Console/AutomaticInstallation.php
View file

@ -5,6 +5,7 @@ namespace Friendica\Core\Console;
use Asika\SimpleConsole\Console;
use dba;
use Friendica\App;
use Friendica\Core\Install;
require_once 'mod/install.php';
require_once 'include/dba.php';
@ -43,6 +44,8 @@ HELP;
$db_data = '';
require_once 'htconfig.php';
Install::setInstallMode();
$this->out(" Complete!\n\n");
// Check basic setup
@ -74,7 +77,7 @@ HELP;
// Install database
$this->out("Inserting data into database...\n");
$checkResults['data'] = load_database();
$checkResults['data'] = Install::installDatabaseStructure();
if ($checkResults['data'] !== '') {
throw new \RuntimeException("ERROR: DB Database creation error. Is the DB empty?\n");
@ -101,14 +104,14 @@ HELP;
{
$checks = [];
check_funcs($checks);
check_imagik($checks);
check_htconfig($checks);
check_smarty3($checks);
check_keys($checks);
Install::checkFunctions($checks);
Install::checkImagick($checks);
Install::checkHtConfig($checks);
Install::checkSmarty3($checks);
Install::checkKeys($checks);
if (!empty($app->config['php_path'])) {
check_php($app->config['php_path'], $checks);
Install::checkPHP($app->config['php_path'], $checks);
} else {
throw new \RuntimeException(" ERROR: The php_path is not set in the config. Please check the file .htconfig.php.\n");
}
@ -135,7 +138,7 @@ HELP;
);
if (!dba::connect($db_host, $db_user, $db_pass, $db_data, true)) {
if (!dba::connect($db_host, $db_user, $db_pass, $db_data)) {
$result['status'] = false;
$result['help'] = 'Failed, please check your MySQL settings and credentials.';
}

428
src/Core/Install.php Normal file
View file

@ -0,0 +1,428 @@
<?php
/**
* @file src/Core/Install.php
*/
namespace Friendica\Core;
use Friendica\BaseObject;
use Friendica\App;
use Friendica\Database\DBStructure;
use Friendica\Object\Image;
use Friendica\Util\Network;
use Exception;
use DOMDocument;
/**
* Contains methods for installation purpose of Friendica
*/
class Install extends BaseObject
{
/**
* Sets the install-mode for further methods
*/
public static function setInstallMode()
{
self::getApp()->mode = App::MODE_INSTALL;
}
/**
* Checks the current installation environment. There are optional and mandatory checks.
*
* @param string $phpath Optional path to the PHP binary (Default is 'php')
*
* @return array First element is a list of all checks and their results,
* the second element is a list of passed checks
*/
public static function check($phpath = 'php')
{
$checks = [];
self::checkFunctions($checks);
self::checkImagick($checks);
self::checkHtConfig($checks);
self::checkSmarty3($checks);
self::checkKeys($checks);
self::checkPHP($phpath, $checks);
self::checkHtAccess($checks);
$checkspassed = array_reduce($checks,
function ($v, $c) {
if ($c['require']) {
$v = $v && $c['status'];
}
return $v;
},
true);
return array($checks, $checkspassed);
}
/**
* Executes the installation of Friendica in the given environment.
* - Creates `.htconfig.php`
* - Installs Database Structure
*
* @param string $urlpath Path based on the URL of Friendica (e.g. '/friendica')
* @param string $dbhost Hostname/IP of the Friendica Database
* @param string $dbuser Username of the Database connection credentials
* @param string $dbpass Password of the Database connection credentials
* @param string $dbdata Name of the Database
* @param string $phpath Path to the PHP-Binary (e.g. 'php' or '/usr/bin/php')
* @param string $timezone Timezone of the Friendica Installaton (e.g. 'Europe/Berlin')
* @param string $language 2-letter ISO 639-1 code (eg. 'en')
* @param string $adminmail Mail-Adress of the administrator
* @param int $rino Rino-enabled (1 = true, 0 = false)
*/
public static function install($urlpath, $dbhost, $dbuser, $dbpass, $dbdata, $phpath, $timezone, $language, $adminmail, $rino = 1)
{
$tpl = get_markup_template('htconfig.tpl');
$txt = replace_macros($tpl,[
'$dbhost' => $dbhost,
'$dbuser' => $dbuser,
'$dbpass' => $dbpass,
'$dbdata' => $dbdata,
'$timezone' => $timezone,
'$language' => $language,
'$urlpath' => $urlpath,
'$phpath' => $phpath,
'$adminmail' => $adminmail,
'$rino' => $rino
]);
$result = file_put_contents('.htconfig.php', $txt);
if (! $result) {
self::getApp()->data['txt'] = $txt;
}
$errors = self::installDatabaseStructure();
if ($errors) {
self::getApp()->data['db_failed'] = $errors;
} else {
self::getApp()->data['db_installed'] = true;
}
}
/**
* Adds new checks to the array $checks
*
* @param array $checks The list of all checks (by-ref parameter!)
* @param string $title The title of the current check
* @param bool $status 1 = check passed, 0 = check not passed
* @param bool $required 1 = check is mandatory, 0 = check is optional
* @param string $help A help-string for the current check
* @param string $error_msg Optional. A error message, if the current check failed
*/
private static function addCheck(&$checks, $title, $status, $required, $help, $error_msg = "")
{
$checks[] = [
'title' => $title,
'status' => $status,
'required' => $required,
'help' => $help,
'error_msg' => $error_msg,
];
}
/**
* PHP Check
*
* Checks the PHP environment.
*
* - Checks if a PHP binary is available
* - Checks if it is the CLI version
* - Checks if "register_argc_argv" is enabled
*
* @param string $phpath Optional. The Path to the PHP-Binary
* @param array $checks The list of all checks (by-ref parameter!)
*/
public static function checkPHP(&$phpath, &$checks)
{
$passed = $passed2 = $passed3 = false;
if (strlen($phpath)) {
$passed = file_exists($phpath);
} else {
$phpath = trim(shell_exec('which php'));
$passed = strlen($phpath);
}
$help = "";
if (!$passed) {
$help .= L10n::t('Could not find a command line version of PHP in the web server PATH.') . EOL;
$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;
$help .= EOL . EOL;
$tpl = get_markup_template('field_input.tpl');
$help .= replace_macros($tpl, [
'$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.')],
]);
$phpath = "";
}
self::addCheck($checks, L10n::t('Command line PHP').($passed?" (<tt>$phpath</tt>)":""), $passed, false, $help);
if ($passed) {
$cmd = "$phpath -v";
$result = trim(shell_exec($cmd));
$passed2 = (strpos($result, "(cli)") !== false);
list($result) = explode("\n", $result);
$help = "";
if (!$passed2) {
$help .= L10n::t("PHP executable is not the php cli binary \x28could be cgi-fgci version\x29") . EOL;
$help .= L10n::t('Found PHP version: ') . "<tt>$result</tt>";
}
self::addCheck($checks, L10n::t('PHP cli binary'), $passed2, true, $help);
}
if ($passed2) {
$str = autoname(8);
$cmd = "$phpath testargs.php $str";
$result = trim(shell_exec($cmd));
$passed3 = $result == $str;
$help = "";
if (!$passed3) {
$help .= L10n::t('The command line version of PHP on your system does not have "register_argc_argv" enabled.') . EOL;
$help .= L10n::t('This is required for message delivery to work.');
}
self::addCheck($checks, L10n::t('PHP register_argc_argv'), $passed3, true, $help);
}
}
/**
* OpenSSL Check
*
* Checks the OpenSSL Environment
*
* - Checks, if the command "openssl_pkey_new" is available
*
* @param array $checks The list of all checks (by-ref parameter!)
*/
public static function checkKeys(&$checks)
{
$help = '';
$res = false;
if (function_exists('openssl_pkey_new')) {
$res = openssl_pkey_new([
'digest_alg' => 'sha1',
'private_key_bits' => 4096,
'encrypt_key' => false
]);
}
// Get private key
if (!$res) {
$help .= L10n::t('Error: the "openssl_pkey_new" function on this system is not able to generate encryption keys') . EOL;
$help .= L10n::t('If running under Windows, please see "http://www.php.net/manual/en/openssl.installation.php".');
}
self::addCheck($checks, L10n::t('Generate encryption keys'), $res, true, $help);
}
/**
* PHP functions Check
*
* Checks the following PHP functions
* - libCurl
* - GD Graphics
* - OpenSSL
* - PDO or MySQLi
* - mb_string
* - XML
* - iconv
* - POSIX
*
* @param array $checks The list of all checks (by-ref parameter!)
*/
public static function checkFunctions(&$checks)
{
$ck_funcs = [];
self::addCheck($ck_funcs, L10n::t('libCurl PHP module'), true, true, "");
self::addCheck($ck_funcs, L10n::t('GD graphics PHP module'), true, true, "");
self::addCheck($ck_funcs, L10n::t('OpenSSL PHP module'), true, true, "");
self::addCheck($ck_funcs, L10n::t('PDO or MySQLi PHP module'), true, true, "");
self::addCheck($ck_funcs, L10n::t('mb_string PHP module'), true, true, "");
self::addCheck($ck_funcs, L10n::t('XML PHP module'), true, true, "");
self::addCheck($ck_funcs, L10n::t('iconv PHP module'), true, true, "");
self::addCheck($ck_funcs, L10n::t('POSIX PHP module'), true, true, "");
if (function_exists('apache_get_modules')) {
if (! in_array('mod_rewrite',apache_get_modules())) {
self::addCheck($ck_funcs, L10n::t('Apache mod_rewrite module'), false, true, L10n::t('Error: Apache webserver mod-rewrite module is required but not installed.'));
} else {
self::addCheck($ck_funcs, L10n::t('Apache mod_rewrite module'), true, true, "");
}
}
if (!function_exists('curl_init')) {
$ck_funcs[0]['status'] = false;
$ck_funcs[0]['help'] = L10n::t('Error: libCURL PHP module required but not installed.');
}
if (!function_exists('imagecreatefromjpeg')) {
$ck_funcs[1]['status'] = false;
$ck_funcs[1]['help'] = L10n::t('Error: GD graphics PHP module with JPEG support required but not installed.');
}
if (!function_exists('openssl_public_encrypt')) {
$ck_funcs[2]['status'] = false;
$ck_funcs[2]['help'] = L10n::t('Error: openssl PHP module required but not installed.');
}
if (!function_exists('mysqli_connect') && !class_exists('pdo')) {
$ck_funcs[3]['status'] = false;
$ck_funcs[3]['help'] = L10n::t('Error: PDO or MySQLi PHP module required but not installed.');
}
if (!function_exists('mysqli_connect') && class_exists('pdo') && !in_array('mysql', PDO::getAvailableDrivers())) {
$ck_funcs[3]['status'] = false;
$ck_funcs[3]['help'] = L10n::t('Error: The MySQL driver for PDO is not installed.');
}
if (!function_exists('mb_strlen')) {
$ck_funcs[4]['status'] = false;
$ck_funcs[4]['help'] = L10n::t('Error: mb_string PHP module required but not installed.');
}
if (!function_exists('iconv_strlen')) {
$ck_funcs[6]['status'] = false;
$ck_funcs[6]['help'] = L10n::t('Error: iconv PHP module required but not installed.');
}
if (!function_exists('posix_kill')) {
$ck_funcs[7]['status'] = false;
$ck_funcs[7]['help'] = L10n::t('Error: POSIX PHP module required but not installed.');
}
$checks = array_merge($checks, $ck_funcs);
// check for XML DOM Documents being able to be generated
try {
$xml = new DOMDocument();
} catch (Exception $e) {
$ck_funcs[5]['status'] = false;
$ck_funcs[5]['help'] = L10n::t('Error, XML PHP module required but not installed.');
}
}
/**
* ".htconfig.php" - Check
*
* Checks if it's possible to create the ".htconfig.php"
*
* @param array $checks The list of all checks (by-ref parameter!)
*/
public static function checkHtConfig(&$checks)
{
$status = true;
$help = "";
if ((file_exists('.htconfig.php') && !is_writable('.htconfig.php')) ||
(!file_exists('.htconfig.php') && !is_writable('.'))) {
$status = false;
$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;
$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;
$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;
$help .= L10n::t('You can alternatively skip this procedure and perform a manual installation. Please see the file "INSTALL.txt" for instructions.') . EOL;
}
self::addCheck($checks, L10n::t('.htconfig.php is writable'), $status, false, $help);
}
/**
* Smarty3 Template Check
*
* Checks, if the directory of Smarty3 is writable
*
* @param array $checks The list of all checks (by-ref parameter!)
*/
public static function checkSmarty3(&$checks)
{
$status = true;
$help = "";
if (!is_writable('view/smarty3')) {
$status = false;
$help = L10n::t('Friendica uses the Smarty3 template engine to render its web views. Smarty3 compiles templates to PHP to speed up rendering.') . EOL;
$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;
$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;
$help .= L10n::t("Note: as a security measure, you should give the web server write access to view/smarty3/ only--not the template files \x28.tpl\x29 that it contains.") . EOL;
}
self::addCheck($checks, L10n::t('view/smarty3 is writable'), $status, true, $help);
}
/**
* ".htaccess" - Check
*
* Checks, if "url_rewrite" is enabled in the ".htaccess" file
*
* @param array $checks The list of all checks (by-ref parameter!)
*/
public static function checkHtAccess(&$checks)
{
$status = true;
$help = "";
$error_msg = "";
if (function_exists('curl_init')) {
$test = Network::fetchUrlFull(System::baseUrl() . "/install/testrewrite");
$url = normalise_link(System::baseUrl() . "/install/testrewrite");
if ($test['body'] != "ok") {
$test = Network::fetchUrlFull($url);
}
if ($test['body'] != "ok") {
$status = false;
$help = L10n::t('Url rewrite in .htaccess is not working. Check your server configuration.');
$error_msg = [];
$error_msg['head'] = L10n::t('Error message from Curl when fetching');
$error_msg['url'] = $test['redirect_url'];
$error_msg['msg'] = $test['error'];
}
self::addCheck($checks, L10n::t('Url rewrite is working'), $status, true, $help, $error_msg);
} else {
// cannot check modrewrite if libcurl is not installed
/// @TODO Maybe issue warning here?
}
}
/**
* Imagick Check
*
* Checks, if the imagick module is available
*
* @param array $checks The list of all checks (by-ref parameter!)
*/
public static function checkImagick(&$checks)
{
$imagick = false;
$gif = false;
if (class_exists('Imagick')) {
$imagick = true;
$supported = Image::supportedTypes();
if (array_key_exists('image/gif', $supported)) {
$gif = true;
}
}
if ($imagick == false) {
self::addCheck($checks, L10n::t('ImageMagick PHP extension is not installed'), $imagick, false, "");
} else {
self::addCheck($checks, L10n::t('ImageMagick PHP extension is installed'), $imagick, false, "");
if ($imagick) {
self::addCheck($checks, L10n::t('ImageMagick supports GIF'), $gif, false, "");
}
}
}
/**
* Installs the Database structure
*
* @return string A possible error
*/
public static function installDatabaseStructure()
{
$errors = DBStructure::update(false, true, true);
return $errors;
}
}