mod/install.php

   1 <?php
   2 require_once "include/Photo.php";
   3
   4 $install_wizard_pass=1;
   5
   6
   7 function install_init(&$a){
   8
   9         // $baseurl/install/testrwrite to test if rewite in .htaccess is working
  10         if ($a->argc==2 && $a->argv[1]=="testrewrite") {
  11                 echo "ok";
  12                 killme();
  13         }
  14         global $install_wizard_pass;
  15         if (x($_POST,'pass'))
  16                 $install_wizard_pass = intval($_POST['pass']);
  17
  18 }
  19
  20 function install_post(&$a) {
  21         global $install_wizard_pass, $db;
  22
  23         switch($install_wizard_pass) {
  24                 case 1:
  25                 case 2:
  26                         return;
  27                         break; // just in case return don't return :)
  28                 case 3:
  29                         $urlpath = $a->get_path();
  30                         $dbhost = notags(trim($_POST['dbhost']));
  31                         $dbuser = notags(trim($_POST['dbuser']));
  32                         $dbpass = notags(trim($_POST['dbpass']));
  33                         $dbdata = notags(trim($_POST['dbdata']));
  34                         $phpath = notags(trim($_POST['phpath']));
  35
  36                         require_once("include/dba.php");
  37                         unset($db);
  38                         $db = new dba($dbhost, $dbuser, $dbpass, $dbdata, true);
  39                         /*if(get_db_errno()) {
  40                                 unset($db);
  41                                 $db = new dba($dbhost, $dbuser, $dbpass, '', true);
  42
  43                                 if(! get_db_errno()) {
  44                                         $r = q("CREATE DATABASE '%s'",
  45                                                         dbesc($dbdata)
  46                                         );
  47                                         if($r) {
  48                                                 unset($db);
  49                                                 $db = new dba($dbhost, $dbuser, $dbpass, $dbdata, true);
  50                                         } else {
  51                                                 $a->data['db_create_failed']=true;
  52                                         }
  53                                 } else {
  54                                         $a->data['db_conn_failed']=true;
  55                                         return;
  56                                 }
  57                         }*/
  58                         if(get_db_errno()) {
  59                                 $a->data['db_conn_failed']=true;
  60                         }
  61
  62                         return;
  63                         break;
  64                 case 4:
  65                         $urlpath = $a->get_path();
  66                         $dbhost = notags(trim($_POST['dbhost']));
  67                         $dbuser = notags(trim($_POST['dbuser']));
  68                         $dbpass = notags(trim($_POST['dbpass']));
  69                         $dbdata = notags(trim($_POST['dbdata']));
  70                         $phpath = notags(trim($_POST['phpath']));
  71                         $timezone = notags(trim($_POST['timezone']));
  72                         $adminmail = notags(trim($_POST['adminmail']));
  73
  74                         // connect to db
  75                         $db = new dba($dbhost, $dbuser, $dbpass, $dbdata, true);
  76
  77                         $tpl = get_markup_template('htconfig.tpl');
  78                         $txt = replace_macros($tpl,array(
  79                                 '$dbhost' => $dbhost,
  80                                 '$dbuser' => $dbuser,
  81                                 '$dbpass' => $dbpass,
  82                                 '$dbdata' => $dbdata,
  83                                 '$timezone' => $timezone,
  84                                 '$urlpath' => $urlpath,
  85                                 '$phpath' => $phpath,
  86                                 '$adminmail' => $adminmail
  87                         ));
  88
  89
  90                         $result = file_put_contents('.htconfig.php', $txt);
  91                         if(! $result) {
  92                                 $a->data['txt'] = $txt;
  93                         }
  94
  95                         $errors = load_database($db);
  96
  97
  98                         if($errors)
  99                                 $a->data['db_failed'] = $errors;
 100                         else
 101                                 $a->data['db_installed'] = true;
 102
 103                         return;
 104                 break;
 105         }
 106 }
 107
 108 function get_db_errno() {
 109         if(class_exists('mysqli'))
 110                 return mysqli_connect_errno();
 111         else
 112                 return mysql_errno();
 113 }
 114
 115 function install_content(&$a) {
 116
 117         global $install_wizard_pass, $db;
 118         $o = '';
 119         $wizard_status = "";
 120         $install_title = t('Friendica Communications Server - Setup');
 121
 122
 123
 124         if(x($a->data,'db_conn_failed')) {
 125                 $install_wizard_pass = 2;
 126                 $wizard_status =  t('Could not connect to database.');
 127         }
 128         if(x($a->data,'db_create_failed')) {
 129                 $install_wizard_pass = 2;
 130                 $wizard_status =  t('Could not create table.');
 131         }
 132
 133         $db_return_text="";
 134         if(x($a->data,'db_installed')) {
 135                 $txt = '<p style="font-size: 130%;">';
 136                 $txt .= t('Your Friendica site database has been installed.') . EOL;
 137                 $db_return_text .= $txt;
 138         }
 139
 140         if(x($a->data,'db_failed')) {
 141                 $txt = t('You may need to import the file "database.sql" manually using phpmyadmin or mysql.') . EOL;
 142                 $txt .= t('Please see the file "INSTALL.txt".') . EOL ."<hr>" ;
 143                 $txt .= "<pre>".$a->data['db_failed'] . "</pre>". EOL ;
 144                 $db_return_text .= $txt;
 145         }
 146
 147         if($db && $db->connected) {
 148                 $r = q("SELECT COUNT(*) as `total` FROM `user`");
 149                 if($r && count($r) && $r[0]['total']) {
 150                         $tpl = get_markup_template('install.tpl');
 151                         return replace_macros($tpl, array(
 152                                 '$title' => $install_title,
 153                                 '$pass' => '',
 154                                 '$status' => t('Database already in use.'),
 155                                 '$text' => '',
 156                         ));
 157                 }
 158         }
 159
 160         if(x($a->data,'txt') && strlen($a->data['txt'])) {
 161                 $db_return_text .= manual_config($a);
 162         }
 163
 164         if ($db_return_text!="") {
 165                 $tpl = get_markup_template('install.tpl');
 166                 return replace_macros($tpl, array(
 167                         '$title' => $install_title,
 168                         '$pass' => "",
 169                         '$text' => $db_return_text . what_next(),
 170                 ));
 171         }
 172
 173         switch ($install_wizard_pass){
 174                 case 1: { // System check
 175
 176
 177                         $checks = array();
 178
 179                         check_funcs($checks);
 180
 181                         check_imagik($checks);
 182
 183                         check_htconfig($checks);
 184
 185                         check_smarty3($checks);
 186
 187                         check_keys($checks);
 188
 189                         if(x($_POST,'phpath'))
 190                                 $phpath = notags(trim($_POST['phpath']));
 191
 192                         check_php($phpath, $checks);
 193
 194             check_htaccess($checks);
 195
 196                         function check_passed($v, $c){
 197                                 if ($c['required'])
 198                                         $v = $v && $c['status'];
 199                                 return $v;
 200                         }
 201                         $checkspassed = array_reduce($checks, "check_passed", true);
 202
 203
 204
 205                         $tpl = get_markup_template('install_checks.tpl');
 206                         $o .= replace_macros($tpl, array(
 207                                 '$title' => $install_title,
 208                                 '$pass' => t('System check'),
 209                                 '$checks' => $checks,
 210                                 '$passed' => $checkspassed,
 211                                 '$see_install' => t('Please see the file "INSTALL.txt".'),
 212                                 '$next' => t('Next'),
 213                                 '$reload' => t('Check again'),
 214                                 '$phpath' => $phpath,
 215                                 '$baseurl' => $a->get_baseurl(),
 216                         ));
 217                         return $o;
 218                 }; break;
 219
 220                 case 2: { // Database config
 221
 222                         $dbhost = ((x($_POST,'dbhost')) ? notags(trim($_POST['dbhost'])) : 'localhost');
 223                         $dbuser = notags(trim($_POST['dbuser']));
 224                         $dbpass = notags(trim($_POST['dbpass']));
 225                         $dbdata = notags(trim($_POST['dbdata']));
 226                         $phpath = notags(trim($_POST['phpath']));
 227
 228
 229                         $tpl = get_markup_template('install_db.tpl');
 230                         $o .= replace_macros($tpl, array(
 231                                 '$title' => $install_title,
 232                                 '$pass' => t('Database connection'),
 233                                 '$info_01' => t('In order to install Friendica we need to know how to connect to your database.'),
 234                                 '$info_02' => t('Please contact your hosting provider or site administrator if you have questions about these settings.'),
 235                                 '$info_03' => t('The database you specify below should already exist. If it does not, please create it before continuing.'),
 236
 237                                 '$status' => $wizard_status,
 238
 239                                 '$dbhost' => array('dbhost', t('Database Server Name'), $dbhost, '', 'required'),
 240                                 '$dbuser' => array('dbuser', t('Database Login Name'), $dbuser, '', 'required', 'autofocus'),
 241                                 '$dbpass' => array('dbpass', t('Database Login Password'), $dbpass, '', 'required'),
 242                                 '$dbdata' => array('dbdata', t('Database Name'), $dbdata, '', 'required'),
 243                                 '$adminmail' => array('adminmail', t('Site administrator email address'), $adminmail, t('Your account email address must match this in order to use the web admin panel.'), 'required', 'autofocus', 'email'),
 244
 245
 246
 247                                 '$lbl_10' => t('Please select a default timezone for your website'),
 248
 249                                 '$baseurl' => $a->get_baseurl(),
 250
 251                                 '$phpath' => $phpath,
 252
 253                                 '$submit' => t('Submit'),
 254
 255                         ));
 256                         return $o;
 257                 }; break;
 258                 case 3: { // Site settings
 259                         require_once('include/datetime.php');
 260                         $dbhost = ((x($_POST,'dbhost')) ? notags(trim($_POST['dbhost'])) : 'localhost');
 261                         $dbuser = notags(trim($_POST['dbuser']));
 262                         $dbpass = notags(trim($_POST['dbpass']));
 263                         $dbdata = notags(trim($_POST['dbdata']));
 264                         $phpath = notags(trim($_POST['phpath']));
 265
 266                         $adminmail = notags(trim($_POST['adminmail']));
 267                         $timezone = ((x($_POST,'timezone')) ? ($_POST['timezone']) : 'America/Los_Angeles');
 268
 269                         $tpl = get_markup_template('install_settings.tpl');
 270                         $o .= replace_macros($tpl, array(
 271                                 '$title' => $install_title,
 272                                 '$pass' => t('Site settings'),
 273
 274                                 '$status' => $wizard_status,
 275
 276                                 '$dbhost' => $dbhost,
 277                                 '$dbuser' => $dbuser,
 278                                 '$dbpass' => $dbpass,
 279                                 '$dbdata' => $dbdata,
 280                                 '$phpath' => $phpath,
 281
 282                                 '$adminmail' => array('adminmail', t('Site administrator email address'), $adminmail, t('Your account email address must match this in order to use the web admin panel.'), 'required', 'autofocus', 'email'),
 283
 284
 285                                 '$timezone' => field_timezone('timezone', t('Please select a default timezone for your website'), $timezone, ''),
 286
 287                                 '$baseurl' => $a->get_baseurl(),
 288
 289
 290
 291                                 '$submit' => t('Submit'),
 292
 293                         ));
 294                         return $o;
 295                 }; break;
 296
 297         }
 298 }
 299
 300 /**
 301  * checks   : array passed to template
 302  * title    : string
 303  * status   : boolean
 304  * required : boolean
 305  * help         : string optional
 306  */
 307 function check_add(&$checks, $title, $status, $required, $help){
 308         $checks[] = array(
 309                 'title' => $title,
 310                 'status' => $status,
 311                 'required' => $required,
 312                 'help'  => $help,
 313         );
 314 }
 315
 316 function check_php(&$phpath, &$checks) {
 317         $passed = $passed2 = $passed3 = false;
 318         if (strlen($phpath)){
 319                 $passed = file_exists($phpath);
 320         } else {
 321                 $phpath = trim(shell_exec('which php'));
 322                 $passed = strlen($phpath);
 323         }
 324         $help = "";
 325         if(!$passed) {
 326                 $help .= t('Could not find a command line version of PHP in the web server PATH.'). EOL;
 327                 $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 ;
 328                 $help .= EOL . EOL ;
 329                 $tpl = get_markup_template('field_input.tpl');
 330                 $help .= replace_macros($tpl, array(
 331                         '$field' => array('phpath', t('PHP executable path'), $phpath, t('Enter full path to php executable. You can leave this blank to continue the installation.')),
 332                 ));
 333                 $phpath="";
 334         }
 335
 336         check_add($checks, t('Command line PHP').($passed?" (<tt>$phpath</tt>)":""), $passed, false, $help);
 337
 338         if($passed) {
 339                 $cmd = "$phpath -v";
 340                 $result = trim(shell_exec($cmd));
 341                 $passed2 = ( strpos($result, "(cli)") !== false );
 342                 list($result) = explode("\n", $result);
 343                 $help = "";
 344                 if(!$passed2) {
 345                         $help .= t('PHP executable is not the php cli binary (could be cgi-fgci version)'). EOL;
 346                         $help .= t('Found PHP version: ')."<tt>$result</tt>";
 347                 }
 348                 check_add($checks, t('PHP cli binary'), $passed2, true, $help);
 349         }
 350
 351
 352         if($passed2) {
 353                 $str = autoname(8);
 354                 $cmd = "$phpath testargs.php $str";
 355                 $result = trim(shell_exec($cmd));
 356                 $passed3 = $result == $str;
 357                 $help = "";
 358                 if(!$passed3) {
 359                         $help .= t('The command line version of PHP on your system does not have "register_argc_argv" enabled.'). EOL;
 360                         $help .= t('This is required for message delivery to work.');
 361                 }
 362                 check_add($checks, t('PHP register_argc_argv'), $passed3, true, $help);
 363         }
 364
 365
 366 }
 367
 368 function check_keys(&$checks) {
 369
 370         $help = '';
 371
 372         $res = false;
 373
 374         if(function_exists('openssl_pkey_new'))
 375                 $res=openssl_pkey_new(array(
 376                 'digest_alg' => 'sha1',
 377                 'private_key_bits' => 4096,
 378                 'encrypt_key' => false ));
 379
 380         // Get private key
 381
 382         if(! $res) {
 383                 $help .= t('Error: the "openssl_pkey_new" function on this system is not able to generate encryption keys'). EOL;
 384                 $help .= t('If running under Windows, please see "http://www.php.net/manual/en/openssl.installation.php".');
 385         }
 386         check_add($checks, t('Generate encryption keys'), $res, true, $help);
 387
 388 }
 389
 390
 391 function check_funcs(&$checks) {
 392         $ck_funcs = array();
 393         check_add($ck_funcs, t('libCurl PHP module'), true, true, "");
 394         check_add($ck_funcs, t('GD graphics PHP module'), true, true, "");
 395         check_add($ck_funcs, t('OpenSSL PHP module'), true, true, "");
 396         check_add($ck_funcs, t('mysqli PHP module'), true, true, "");
 397         check_add($ck_funcs, t('mb_string PHP module'), true, true, "");
 398         check_add($ck_funcs, t('mcrypt PHP module'), true, true, "");
 399
 400
 401         if(function_exists('apache_get_modules')){
 402                 if (! in_array('mod_rewrite',apache_get_modules())) {
 403                         check_add($ck_funcs, t('Apache mod_rewrite module'), false, true, t('Error: Apache webserver mod-rewrite module is required but not installed.'));
 404                 } else {
 405                         check_add($ck_funcs, t('Apache mod_rewrite module'), true, true, "");
 406                 }
 407         }
 408
 409         if(! function_exists('curl_init')){
 410                 $ck_funcs[0]['status']= false;
 411                 $ck_funcs[0]['help']= t('Error: libCURL PHP module required but not installed.');
 412         }
 413         if(! function_exists('imagecreatefromjpeg')){
 414                 $ck_funcs[1]['status']= false;
 415                 $ck_funcs[1]['help']= t('Error: GD graphics PHP module with JPEG support required but not installed.');
 416         }
 417         if(! function_exists('openssl_public_encrypt')) {
 418                 $ck_funcs[2]['status']= false;
 419                 $ck_funcs[2]['help']= t('Error: openssl PHP module required but not installed.');
 420         }
 421         if(! function_exists('mysqli_connect')){
 422                 $ck_funcs[3]['status']= false;
 423                 $ck_funcs[3]['help']= t('Error: mysqli PHP module required but not installed.');
 424         }
 425         if(! function_exists('mb_strlen')){
 426                 $ck_funcs[4]['status']= false;
 427                 $ck_funcs[4]['help']= t('Error: mb_string PHP module required but not installed.');
 428         }
 429         if(! function_exists('mcrypt_create_iv')){
 430                 $ck_funcs[5]['status']= false;
 431                 $ck_funcs[5]['help']= t('Error: mcrypt PHP module required but not installed.');
 432         }
 433
 434         $checks = array_merge($checks, $ck_funcs);
 435
 436         // check for 'mcrypt_create_iv()', needed for RINO2
 437         if ($ck_funcs[5]['status']) {
 438                 if (function_exists('mcrypt_create_iv')) {
 439                         $__status = true;
 440                         $__help = "If you are using php_cli, please make sure that mcrypt module is enabled in its config file";
 441                 } else {
 442                         $__status = false;
 443                         $__help = t('Function mcrypt_create_iv() is not defined. This is needed to enable RINO2 encryption layer.');
 444                 }
 445                 check_add($checks, t('mcrypt_create_iv() function'), $__status, false, $__help);
 446         }
 447
 448
 449         /*if((x($_SESSION,'sysmsg')) && is_array($_SESSION['sysmsg']) && count($_SESSION['sysmsg']))
 450                 notice( t('Please see the file "INSTALL.txt".') . EOL);*/
 451 }
 452
 453
 454 function check_htconfig(&$checks) {
 455         $status = true;
 456         $help = "";
 457         if(     (file_exists('.htconfig.php') && !is_writable('.htconfig.php')) ||
 458                 (!file_exists('.htconfig.php') && !is_writable('.')) ) {
 459
 460                 $status=false;
 461                 $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;
 462                 $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;
 463                 $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;
 464                 $help .= t('You can alternatively skip this procedure and perform a manual installation. Please see the file "INSTALL.txt" for instructions.').EOL;
 465         }
 466
 467         check_add($checks, t('.htconfig.php is writable'), $status, false, $help);
 468
 469 }
 470
 471 function check_smarty3(&$checks) {
 472         $status = true;
 473         $help = "";
 474         if(     !is_writable('view/smarty3') ) {
 475
 476                 $status=false;
 477                 $help = t('Friendica uses the Smarty3 template engine to render its web views. Smarty3 compiles templates to PHP to speed up rendering.') .EOL;
 478                 $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;
 479                 $help .= t('Please ensure that the user that your web server runs as (e.g. www-data) has write access to this folder.').EOL;
 480                 $help .= t('Note: as a security measure, you should give the web server write access to view/smarty3/ only--not the template files (.tpl) that it contains.').EOL;
 481         }
 482
 483         check_add($checks, t('view/smarty3 is writable'), $status, true, $help);
 484
 485 }
 486
 487 function check_htaccess(&$checks) {
 488         $a = get_app();
 489         $status = true;
 490         $help = "";
 491         if (function_exists('curl_init')){
 492                 $test = fetch_url($a->get_baseurl()."/install/testrewrite");
 493
 494                 if ($test!="ok")
 495                         $test = fetch_url(normalise_link($a->get_baseurl()."/install/testrewrite"));
 496
 497                 if ($test!="ok") {
 498                         $status = false;
 499                         $help = t('Url rewrite in .htaccess is not working. Check your server configuration.');
 500                 }
 501                 check_add($checks, t('Url rewrite is working'), $status, true, $help);
 502         } else {
 503                 // cannot check modrewrite if libcurl is not installed
 504         }
 505 }
 506
 507 function check_imagik(&$checks) {
 508         $imagick = false;
 509         $gif = false;
 510
 511         if (class_exists('Imagick')) {
 512                 $imagick = true;
 513                 $supported = Photo::supportedTypes();
 514                 if (array_key_exists('image/gif', $supported)) {
 515                         $gif = true;
 516                 }
 517         }
 518         check_add($checks, t('ImageMagick PHP extension is installed'), $imagick, false, "");
 519         if ($imagick) {
 520                 check_add($checks, t('ImageMagick supports GIF'), $gif, false, "");
 521         }
 522 }
 523
 524
 525
 526 function manual_config(&$a) {
 527         $data = htmlentities($a->data['txt'],ENT_COMPAT,'UTF-8');
 528         $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.');
 529         $o .= "<textarea rows=\"24\" cols=\"80\" >$data</textarea>";
 530         return $o;
 531 }
 532
 533 function load_database_rem($v, $i){
 534         $l = trim($i);
 535         if (strlen($l)>1 && ($l[0]=="-" || ($l[0]=="/" && $l[1]=="*"))){
 536                 return $v;
 537         } else  {
 538                 return $v."\n".$i;
 539         }
 540 }
 541
 542
 543 function load_database($db) {
 544
 545         require_once("include/dbstructure.php");
 546         $errors = update_structure(false, true);
 547
 548 /*      $str = file_get_contents('database.sql');
 549         $arr = explode(';',$str);
 550         $errors = false;
 551         foreach($arr as $a) {
 552                 if(strlen(trim($a))) {
 553                         $r = @$db->q(trim($a));
 554                         if(false === $r) {
 555                                 $errors .=  t('Errors encountered creating database tables.') . $a . EOL;
 556                         }
 557                 }
 558         }*/
 559
 560         return $errors;
 561 }
 562
 563 function what_next() {
 564         $a = get_app();
 565         $baseurl = $a->get_baseurl();
 566         return
 567                 t('<h1>What next</h1>')
 568                 ."<p>".t('IMPORTANT: You will need to [manually] setup a scheduled task for the poller.')
 569                 .t('Please see the file "INSTALL.txt".')
 570                 ."</p><p>"
 571                 .t("Go to your new Friendica node <a href='$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.")
 572                 ."</p>";
 573 }
 574
 575