friendica/mod/install.php

616 lines
19 KiB
PHP
Executable File

<?php
require_once "include/Photo.php";
$install_wizard_pass=1;
function install_init(App $a) {
// $baseurl/install/testrwrite to test if rewite in .htaccess is working
if ($a->argc==2 && $a->argv[1]=="testrewrite") {
echo "ok";
killme();
}
// We overwrite current theme css, because during install we could not have a working mod_rewrite
// so we could not have a css at all. Here we set a static css file for the install procedure pages
$a->config['system']['theme'] = "../install";
$a->theme['stylesheet'] = App::get_baseurl()."/view/install/style.css";
global $install_wizard_pass;
if (x($_POST,'pass')) {
$install_wizard_pass = intval($_POST['pass']);
}
}
function install_post(App $a) {
global $install_wizard_pass, $db;
switch($install_wizard_pass) {
case 1:
case 2:
return;
break; // just in case return don't return :)
case 3:
$urlpath = $a->get_path();
$dbhost = notags(trim($_POST['dbhost']));
$dbuser = notags(trim($_POST['dbuser']));
$dbpass = notags(trim($_POST['dbpass']));
$dbdata = notags(trim($_POST['dbdata']));
$phpath = notags(trim($_POST['phpath']));
require_once("include/dba.php");
unset($db);
$db = new dba($dbhost, $dbuser, $dbpass, $dbdata, true);
/*if(get_db_errno()) {
unset($db);
$db = new dba($dbhost, $dbuser, $dbpass, '', true);
if(! get_db_errno()) {
$r = q("CREATE DATABASE '%s'",
dbesc($dbdata)
);
if ($r) {
unset($db);
$db = new dba($dbhost, $dbuser, $dbpass, $dbdata, true);
} else {
$a->data['db_create_failed']=true;
}
} else {
$a->data['db_conn_failed']=true;
return;
}
}*/
if (get_db_errno()) {
$a->data['db_conn_failed']=true;
}
return;
break;
case 4:
$urlpath = $a->get_path();
$dbhost = notags(trim($_POST['dbhost']));
$dbuser = notags(trim($_POST['dbuser']));
$dbpass = notags(trim($_POST['dbpass']));
$dbdata = notags(trim($_POST['dbdata']));
$phpath = notags(trim($_POST['phpath']));
$timezone = notags(trim($_POST['timezone']));
$language = notags(trim($_POST['language']));
$adminmail = notags(trim($_POST['adminmail']));
// In step 4 of the installer, we passed the check for mcrypt
// already, so we can activate RINO, make RINO2 the default
// and only fall back if the mcrypt_create_iv function is
// not available on the system.
$rino = 2;
if (! function_exists('mcrypt_create_iv')) {
$rino = 1;
}
// connect to db
$db = new dba($dbhost, $dbuser, $dbpass, $dbdata, true);
$tpl = get_markup_template('htconfig.tpl');
$txt = replace_macros($tpl,array(
'$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;
}
$errors = load_database($db);
if ($errors) {
$a->data['db_failed'] = $errors;
} else {
$a->data['db_installed'] = true;
}
return;
break;
}
}
function get_db_errno() {
if (class_exists('mysqli')) {
return mysqli_connect_errno();
} else {
return mysql_errno();
}
}
function install_content(App $a) {
global $install_wizard_pass, $db;
$o = '';
$wizard_status = "";
$install_title = t('Friendica Communications Server - Setup');
if (x($a->data,'db_conn_failed')) {
$install_wizard_pass = 2;
$wizard_status = t('Could not connect to database.');
}
if (x($a->data,'db_create_failed')) {
$install_wizard_pass = 2;
$wizard_status = t('Could not create table.');
}
$db_return_text="";
if (x($a->data,'db_installed')) {
$txt = '<p style="font-size: 130%;">';
$txt .= t('Your Friendica site database has been installed.') . EOL;
$db_return_text .= $txt;
}
if (x($a->data,'db_failed')) {
$txt = t('You may need to import the file "database.sql" manually using phpmyadmin or mysql.') . EOL;
$txt .= t('Please see the file "INSTALL.txt".') . EOL ."<hr>" ;
$txt .= "<pre>".$a->data['db_failed'] . "</pre>". EOL ;
$db_return_text .= $txt;
}
if($db && $db->connected) {
$r = q("SELECT COUNT(*) as `total` FROM `user`");
if (dbm::is_result($r) && $r[0]['total']) {
$tpl = get_markup_template('install.tpl');
return replace_macros($tpl, array(
'$title' => $install_title,
'$pass' => '',
'$status' => t('Database already in use.'),
'$text' => '',
));
}
}
if (x($a->data,'txt') && strlen($a->data['txt'])) {
$db_return_text .= manual_config($a);
}
if ($db_return_text!="") {
$tpl = get_markup_template('install.tpl');
return replace_macros($tpl, array(
'$title' => $install_title,
'$pass' => "",
'$text' => $db_return_text . what_next(),
));
}
switch ($install_wizard_pass){
case 1: { // System check
$checks = array();
check_funcs($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);
$tpl = get_markup_template('install_checks.tpl');
$o .= replace_macros($tpl, array(
'$title' => $install_title,
'$pass' => t('System check'),
'$checks' => $checks,
'$passed' => $checkspassed,
'$see_install' => t('Please see the file "INSTALL.txt".'),
'$next' => t('Next'),
'$reload' => t('Check again'),
'$phpath' => $phpath,
'$baseurl' => App::get_baseurl(),
));
return $o;
}; break;
case 2: { // Database config
$dbhost = ((x($_POST,'dbhost')) ? notags(trim($_POST['dbhost'])) : 'localhost');
$dbuser = notags(trim($_POST['dbuser']));
$dbpass = notags(trim($_POST['dbpass']));
$dbdata = notags(trim($_POST['dbdata']));
$phpath = notags(trim($_POST['phpath']));
$tpl = get_markup_template('install_db.tpl');
$o .= replace_macros($tpl, array(
'$title' => $install_title,
'$pass' => t('Database connection'),
'$info_01' => t('In order to install Friendica we need to know how to connect to your database.'),
'$info_02' => t('Please contact your hosting provider or site administrator if you have questions about these settings.'),
'$info_03' => t('The database you specify below should already exist. If it does not, please create it before continuing.'),
'$status' => $wizard_status,
'$dbhost' => array('dbhost', t('Database Server Name'), $dbhost, '', 'required'),
'$dbuser' => array('dbuser', t('Database Login Name'), $dbuser, '', 'required', 'autofocus'),
'$dbpass' => array('dbpass', t('Database Login Password'), $dbpass, t("For security reasons the password must not be empty"), 'required'),
'$dbdata' => array('dbdata', t('Database Name'), $dbdata, '', 'required'),
'$adminmail' => array('adminmail', t('Site administrator email address'), $adminmail, t('Your account email address must match this in order to use the web admin panel.'), 'required', 'autofocus', 'email'),
'$lbl_10' => t('Please select a default timezone for your website'),
'$baseurl' => App::get_baseurl(),
'$phpath' => $phpath,
'$submit' => t('Submit'),
));
return $o;
}; break;
case 3: { // Site settings
require_once('include/datetime.php');
$dbhost = ((x($_POST,'dbhost')) ? notags(trim($_POST['dbhost'])) : 'localhost');
$dbuser = notags(trim($_POST['dbuser']));
$dbpass = notags(trim($_POST['dbpass']));
$dbdata = notags(trim($_POST['dbdata']));
$phpath = notags(trim($_POST['phpath']));
$adminmail = notags(trim($_POST['adminmail']));
$timezone = ((x($_POST,'timezone')) ? ($_POST['timezone']) : 'America/Los_Angeles');
/* Installed langs */
$lang_choices = get_available_languages();
$tpl = get_markup_template('install_settings.tpl');
$o .= replace_macros($tpl, array(
'$title' => $install_title,
'$pass' => t('Site settings'),
'$status' => $wizard_status,
'$dbhost' => $dbhost,
'$dbuser' => $dbuser,
'$dbpass' => $dbpass,
'$dbdata' => $dbdata,
'$phpath' => $phpath,
'$adminmail' => array('adminmail', t('Site administrator email address'), $adminmail, t('Your account email address must match this in order to use the web admin panel.'), 'required', 'autofocus', 'email'),
'$timezone' => field_timezone('timezone', t('Please select a default timezone for your website'), $timezone, ''),
'$language' => array('language', t('System Language:'), 'en', t('Set the default language for your Friendica installation interface and to send emails.'), $lang_choices),
'$baseurl' => App::get_baseurl(),
'$submit' => t('Submit'),
));
return $o;
}; break;
}
}
/**
* checks : array passed to template
* title : string
* status : boolean
* required : boolean
* help : string optional
*/
function check_add(&$checks, $title, $status, $required, $help){
$checks[] = array(
'title' => $title,
'status' => $status,
'required' => $required,
'help' => $help,
);
}
function check_php(&$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 .= t('Could not find a command line version of PHP in the web server PATH.'). EOL;
$help .= t("If you don't have a command line version of PHP installed on server, you will not be able to run background polling via cron. See <a href='https://github.com/friendica/friendica/blob/master/doc/Install.md#set-up-the-poller'>'Setup the poller'</a>") . EOL ;
$help .= EOL . EOL ;
$tpl = get_markup_template('field_input.tpl');
$help .= replace_macros($tpl, array(
'$field' => array('phpath', t('PHP executable path'), $phpath, t('Enter full path to php executable. You can leave this blank to continue the installation.')),
));
$phpath="";
}
check_add($checks, 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 .= t('PHP executable is not the php cli binary (could be cgi-fgci version)'). EOL;
$help .= t('Found PHP version: ')."<tt>$result</tt>";
}
check_add($checks, 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 .= t('The command line version of PHP on your system does not have "register_argc_argv" enabled.'). EOL;
$help .= t('This is required for message delivery to work.');
}
check_add($checks, 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(array(
'digest_alg' => 'sha1',
'private_key_bits' => 4096,
'encrypt_key' => false
));
}
// Get private key
if (! $res) {
$help .= t('Error: the "openssl_pkey_new" function on this system is not able to generate encryption keys'). EOL;
$help .= t('If running under Windows, please see "http://www.php.net/manual/en/openssl.installation.php".');
}
check_add($checks, t('Generate encryption keys'), $res, true, $help);
}
function check_funcs(&$checks) {
$ck_funcs = array();
check_add($ck_funcs, t('libCurl PHP module'), true, true, "");
check_add($ck_funcs, t('GD graphics PHP module'), true, true, "");
check_add($ck_funcs, t('OpenSSL PHP module'), true, true, "");
check_add($ck_funcs, t('mysqli PHP module'), true, true, "");
check_add($ck_funcs, t('mb_string PHP module'), true, true, "");
check_add($ck_funcs, t('mcrypt PHP module'), true, true, "");
check_add($ck_funcs, t('XML PHP module'), true, true, "");
check_add($ck_funcs, t('iconv module'), true, true, "");
if (function_exists('apache_get_modules')){
if (! in_array('mod_rewrite',apache_get_modules())) {
check_add($ck_funcs, t('Apache mod_rewrite module'), false, true, t('Error: Apache webserver mod-rewrite module is required but not installed.'));
} else {
check_add($ck_funcs, t('Apache mod_rewrite module'), true, true, "");
}
}
if (! function_exists('curl_init')){
$ck_funcs[0]['status']= false;
$ck_funcs[0]['help']= t('Error: libCURL PHP module required but not installed.');
}
if (! function_exists('imagecreatefromjpeg')){
$ck_funcs[1]['status']= false;
$ck_funcs[1]['help']= 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']= t('Error: openssl PHP module required but not installed.');
}
if (! function_exists('mysqli_connect')){
$ck_funcs[3]['status']= false;
$ck_funcs[3]['help']= t('Error: mysqli PHP module required but not installed.');
}
if (! function_exists('mb_strlen')){
$ck_funcs[4]['status']= false;
$ck_funcs[4]['help']= t('Error: mb_string PHP module required but not installed.');
}
if (! function_exists('mcrypt_create_iv')){
$ck_funcs[5]['status']= false;
$ck_funcs[5]['help']= t('Error: mcrypt PHP module required but not installed.');
}
if (! function_exists('iconv_strlen')){
$ck_funcs[7]['status']= false;
$ck_funcs[7]['help']= t('Error: iconv PHP module required but not installed.');
}
$checks = array_merge($checks, $ck_funcs);
// check for 'mcrypt_create_iv()', needed for RINO2
if ($ck_funcs[5]['status']) {
if (function_exists('mcrypt_create_iv')) {
$__status = true;
$__help = t("If you are using php_cli, please make sure that mcrypt module is enabled in its config file");
} else {
$__status = false;
$__help = t('Function mcrypt_create_iv() is not defined. This is needed to enable RINO2 encryption layer.');
}
check_add($checks, t('mcrypt_create_iv() function'), $__status, false, $__help);
}
// check for XML DOM Documents being able to be generated
try {
$xml = new DOMDocument();
} catch (Exception $e) {
$ck_funcs[6]['status'] = false;
$ck_funcs[6]['help'] = t('Error, XML PHP module required but not installed.');
}
/*if((x($_SESSION,'sysmsg')) && is_array($_SESSION['sysmsg']) && count($_SESSION['sysmsg']))
notice( t('Please see the file "INSTALL.txt".') . EOL);*/
}
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 = 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 .= 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 .= 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;
$help .= t('You can alternatively skip this procedure and perform a manual installation. Please see the file "INSTALL.txt" for instructions.').EOL;
}
check_add($checks, t('.htconfig.php is writable'), $status, false, $help);
}
function check_smarty3(&$checks) {
$status = true;
$help = "";
if (!is_writable('view/smarty3') ) {
$status=false;
$help = t('Friendica uses the Smarty3 template engine to render its web views. Smarty3 compiles templates to PHP to speed up rendering.') .EOL;
$help .= 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 .= t('Please ensure that the user that your web server runs as (e.g. www-data) has write access to this folder.').EOL;
$help .= t('Note: as a security measure, you should give the web server write access to view/smarty3/ only--not the template files (.tpl) that it contains.').EOL;
}
check_add($checks, t('view/smarty3 is writable'), $status, true, $help);
}
function check_htaccess(&$checks) {
$status = true;
$help = "";
if (function_exists('curl_init')) {
$test = fetch_url(App::get_baseurl()."/install/testrewrite");
if ($test!="ok") {
$test = fetch_url(normalise_link(App::get_baseurl()."/install/testrewrite"));
}
if ($test!="ok") {
$status = false;
$help = t('Url rewrite in .htaccess is not working. Check your server configuration.');
}
check_add($checks, t('Url rewrite is working'), $status, true, $help);
} else {
// cannot check modrewrite if libcurl is not installed
/// @TODO Maybe issue warning here?
}
}
function check_imagik(&$checks) {
$imagick = false;
$gif = false;
if (class_exists('Imagick')) {
$imagick = true;
$supported = Photo::supportedTypes();
if (array_key_exists('image/gif', $supported)) {
$gif = true;
}
}
if ($imagick == false) {
check_add($checks, t('ImageMagick PHP extension is not installed'), $imagick, false, "");
} else {
check_add($checks, t('ImageMagick PHP extension is installed'), $imagick, false, "");
if ($imagick) {
check_add($checks, t('ImageMagick supports GIF'), $gif, false, "");
}
}
}
function manual_config(App $a) {
$data = htmlentities($a->data['txt'],ENT_COMPAT,'UTF-8');
$o = 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.');
$o .= "<textarea rows=\"24\" cols=\"80\" >$data</textarea>";
return $o;
}
function load_database_rem($v, $i){
$l = trim($i);
if (strlen($l)>1 && ($l[0]=="-" || ($l[0]=="/" && $l[1]=="*"))){
return $v;
} else {
return $v."\n".$i;
}
}
function load_database($db) {
require_once("include/dbstructure.php");
$errors = update_structure(false, true);
/* $str = file_get_contents('database.sql');
$arr = explode(';',$str);
$errors = false;
foreach($arr as $a) {
if(strlen(trim($a))) {
$r = @$db->q(trim($a));
if(false === $r) {
$errors .= t('Errors encountered creating database tables.') . $a . EOL;
}
}
}*/
return $errors;
}
function what_next() {
$baseurl = App::get_baseurl();
return
t('<h1>What next</h1>')
."<p>".t('IMPORTANT: You will need to [manually] setup a scheduled task for the poller.')
.t('Please see the file "INSTALL.txt".')
."</p><p>"
.t("Go to your new Friendica node <a href='$baseurl/register'>registration page</a> and register as new user. Remember to use the same email you have entered as administrator email. This will allow you to enter the site admin panel.")
."</p>";
}