friendica/mod/install.php
2010-12-02 17:31:48 -08:00

216 lines
6 KiB
PHP

<?php
function install_post(&$a) {
global $db;
$urlpath = $a->get_path();
$dbhost = notags(trim($_POST['dbhost']));
$dbuser = notags(trim($_POST['dbuser']));
$dbpass = notags(trim($_POST['dbpass']));
$dbdata = notags(trim($_POST['dbdata']));
$timezone = notags(trim($_POST['timezone']));
$phpath = notags(trim($_POST['phpath']));
require_once("dba.php");
$db = new dba($dbhost, $dbuser, $dbpass, $dbdata, $true);
if(mysqli_connect_errno()) {
$db = new dba($dbhost, $dbuser, $dbpass, '', true);
if(! mysql_connect_errno()) {
$r = q("CREATE DATABASE '%s'",
dbesc($dbdata)
);
if($r)
$db = new dba($dbhost, $dbuser, $dbpass, $dbdata, $true);
}
if(mysqli_connect_errno()) {
notice( t('Could not create/connect to database.') . EOL);
return;
}
}
notice( t('Connected to database.') . EOL);
$tpl = load_view_file('view/htconfig.tpl');
$txt = replace_macros($tpl,array(
'$dbhost' => $dbhost,
'$dbuser' => $dbuser,
'$dbpass' => $dbpass,
'$dbdata' => $dbdata,
'$timezone' => $timezone,
'$urlpath' => $urlpath,
'$phpath' => $phpath
));
$result = file_put_contents('.htconfig.php', $txt);
if(! $result) {
$a->data = $txt;
}
$errors = load_database($db);
if(! $errors) {
// Our sessions normally are stored in the database. But as we have only managed
// to get it bootstrapped milliseconds ago, we have to apply a bit of trickery so
// that you'll see the following important notice (which is stored in the session).
session_write_close();
require_once('session.php');
session_start();
session_regenerate_id();
$_SESSION['sysmsg'] = '';
notice( t('Database import succeeded.') . EOL
. t('IMPORTANT: You will need to [manually] setup a scheduled task for the poller.') . EOL
. t('Please see the file INSTALL.') . EOL );
goaway($a->get_baseurl() . '/register' );
}
else {
$db = null; // start fresh
notice( t('Database import failed.') . EOL
. t('You may need to import the file "database.sql" manually using phpmyadmin or mysql.') . EOL
. t('Please see the file INSTALL.') . EOL );
}
}
function install_content(&$a) {
$o = '';
notice( t('Welcome to Friendika.') . EOL);
check_funcs();
$o .= check_htconfig();
if(strlen($o))
return $o;
if(strlen($a->data)) {
$o .= manual_config($a);
return;
}
$o .= check_php($phpath);
$o .= check_keys();
require_once('datetime.php');
$tpl = load_view_file('view/install_db.tpl');
$o .= replace_macros($tpl, array(
'$baseurl' => $a->get_baseurl(),
'$tzselect' => ((x($_POST,'timezone')) ? select_timezone($_POST['timezone']) : select_timezone()),
'$submit' => t('Submit'),
'$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' => $phpath
));
return $o;
}
function check_php(&$phpath) {
$o = '';
$phpath = trim(shell_exec('which php'));
if(! strlen($phpath)) {
$o .= t('Could not find a command line version of PHP in the web server PATH.') . EOL;
$o .= t('This is required. Please adjust the configuration file .htconfig.php accordingly.') . EOL;
}
if(strlen($phpath)) {
$str = autoname(8);
$cmd = "$phpath testargs.php $str";
$result = trim(shell_exec($cmd));
if($result != $str) {
$o .= t('The command line version of PHP on your system does not have "register_argc_argv" enabled.') . EOL;
$o .= t('This is required for message delivery to work.') . EOL;
}
}
return $o;
}
function check_keys() {
$o = '';
$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)
$o .= t('Error: the "openssl_pkey_new" function on this system is not able to generate encryption keys') . EOL;
return $o;
}
function check_funcs() {
if((function_exists('apache_get_modules')) && (! in_array('mod_rewrite',apache_get_modules())))
notice( t('Error: Apache webserver mod-rewrite module is required but not installed.') . EOL);
if(! function_exists('curl_init'))
notice( t('Error: libCURL PHP module required but not installed.') . EOL);
if(! function_exists('imagecreatefromjpeg'))
notice( t('Error: GD graphics PHP module with JPEG support required but not installed.') . EOL);
if(! function_exists('openssl_public_encrypt'))
notice( t('Error: openssl PHP module required but not installed.') . EOL);
if(! function_exists('mysqli_connect'))
notice( t('Error: mysqli PHP module required but not installed.') . EOL);
if((x($_SESSION,'sysmsg')) && strlen($_SESSION['sysmsg']))
notice( t('Please see the file "INSTALL".') . EOL);
}
function check_htconfig() {
if(((file_exists('.htconfig.php')) && (! is_writable('.htconfig.php')))
|| (! is_writable('.'))) {
$o = 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.');
$o .= 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.');
$o .= t('Please check with your site documentation or support people to see if this situation can be corrected.');
$o .= t('If not, you may be required to perform a manual installation. Please see the file "INSTALL" for instructions.');
}
return $o;
}
function manual_config(&$a) {
$data = htmlentities($a->data);
$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 $o;
}
function load_database($db) {
$str = file_get_contents('database.sql');
$arr = explode(';',$str);
$errors = 0;
foreach($arr as $a) {
if(strlen(trim($a))) {
$r = @$db->q(trim($a));
if(! $r) {
notice( t('Errors encountered creating database tables.') . $a . EOL);
$errors ++;
}
}
}
return $errors;
}