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
  15         // We overwrite current theme css, because during install we could not have a working mod_rewrite
  16         // so we could not have a css at all. Here we set a static css file for the install procedure pages
  17         $a->config['system']['theme'] = "../install";
  18         $a->theme['stylesheet'] = $a->get_baseurl()."/view/install/style.css";
  19
  20
  21
  22         global $install_wizard_pass;
  23         if (x($_POST,'pass'))
  24                 $install_wizard_pass = intval($_POST['pass']);
  25
  26 }
  27
  28 function install_post(&$a) {
  29         global $install_wizard_pass, $db;
  30
  31         switch($install_wizard_pass) {
  32                 case 1:
  33                 case 2:
  34                         return;
  35                         break; // just in case return don't return :)
  36                 case 3:
  37                         $urlpath = $a->get_path();
  38                         $dbhost = notags(trim($_POST['dbhost']));
  39                         $dbuser = notags(trim($_POST['dbuser']));
  40                         $dbpass = notags(trim($_POST['dbpass']));
  41                         $dbdata = notags(trim($_POST['dbdata']));
  42                         $phpath = notags(trim($_POST['phpath']));
  43
  44                         require_once("include/dba.php");
  45                         unset($db);
  46                         $db = new dba($dbhost, $dbuser, $dbpass, $dbdata, true);
  47                         /*if(get_db_errno()) {
  48                                 unset($db);
  49                                 $db = new dba($dbhost, $dbuser, $dbpass, '', true);
  50
  51                                 if(! get_db_errno()) {
  52                                         $r = q("CREATE DATABASE '%s'",
  53                                                         dbesc($dbdata)
  54                                         );
  55                                         if($r) {
  56                                                 unset($db);
  57                                                 $db = new dba($dbhost, $dbuser, $dbpass, $dbdata, true);
  58                                         } else {
  59                                                 $a->data['db_create_failed']=true;
  60                                         }
  61                                 } else {
  62                                         $a->data['db_conn_failed']=true;
  63                                         return;
  64                                 }
  65                         }*/
  66                         if(get_db_errno()) {
  67                                 $a->data['db_conn_failed']=true;
  68                         }
  69
  70                         return;
  71                         break;
  72                 case 4:
  73                         $urlpath = $a->get_path();
  74                         $dbhost = notags(trim($_POST['dbhost']));
  75                         $dbuser = notags(trim($_POST['dbuser']));
  76                         $dbpass = notags(trim($_POST['dbpass']));
  77                         $dbdata = notags(trim($_POST['dbdata']));
  78                         $phpath = notags(trim($_POST['phpath']));
  79                         $timezone = notags(trim($_POST['timezone']));
  80                         $adminmail = notags(trim($_POST['adminmail']));
  81
  82                         // connect to db
  83                         $db = new dba($dbhost, $dbuser, $dbpass, $dbdata, true);
  84
  85                         $tpl = get_markup_template('htconfig.tpl');
  86                         $txt = replace_macros($tpl,array(
  87                                 '$dbhost' => $dbhost,
  88                                 '$dbuser' => $dbuser,
  89                                 '$dbpass' => $dbpass,
  90                                 '$dbdata' => $dbdata,
  91                                 '$timezone' => $timezone,
  92                                 '$urlpath' => $urlpath,
  93                                 '$phpath' => $phpath,
  94                                 '$adminmail' => $adminmail
  95                         ));
  96
  97
  98                         $result = file_put_contents('.htconfig.php', $txt);
  99                         if(! $result) {
 100                                 $a->data['txt'] = $txt;
 101                         }
 102
 103                         $errors = load_database($db);
 104
 105
 106                         if($errors)
 107                                 $a->data['db_failed'] = $errors;
 108                         else
 109                                 $a->data['db_installed'] = true;
 110
 111                         return;
 112                 break;
 113         }
 114 }
 115
 116 function get_db_errno() {
 117         if(class_exists('mysqli'))
 118                 return mysqli_connect_errno();
 119         else
 120                 return mysql_errno();
 121 }
 122
 123 function install_content(&$a) {
 124
 125         global $install_wizard_pass, $db;
 126         $o = '';
 127         $wizard_status = "";
 128         $install_title = t('Friendica Communications Server - Setup');
 129
 130
 131
 132         if(x($a->data,'db_conn_failed')) {
 133                 $install_wizard_pass = 2;
 134                 $wizard_status =  t('Could not connect to database.');
 135         }
 136         if(x($a->data,'db_create_failed')) {
 137                 $install_wizard_pass = 2;
 138                 $wizard_status =  t('Could not create table.');
 139         }
 140
 141         $db_return_text="";
 142         if(x($a->data,'db_installed')) {
 143                 $txt = '<p style="font-size: 130%;">';
 144                 $txt .= t('Your Friendica site database has been installed.') . EOL;
 145                 $db_return_text .= $txt;
 146         }
 147
 148         if(x($a->data,'db_failed')) {
 149                 $txt = t('You may need to import the file "database.sql" manually using phpmyadmin or mysql.') . EOL;
 150                 $txt .= t('Please see the file "INSTALL.txt".') . EOL ."<hr>" ;
 151                 $txt .= "<pre>".$a->data['db_failed'] . "</pre>". EOL ;
 152                 $db_return_text .= $txt;
 153         }
 154
 155         if($db && $db->connected) {
 156                 $r = q("SELECT COUNT(*) as `total` FROM `user`");
 157                 if($r && count($r) && $r[0]['total']) {
 158                         $tpl = get_markup_template('install.tpl');
 159                         return replace_macros($tpl, array(
 160                                 '$title' => $install_title,
 161                                 '$pass' => '',
 162                                 '$status' => t('Database already in use.'),
 163                                 '$text' => '',
 164                         ));
 165                 }
 166         }
 167
 168         if(x($a->data,'txt') && strlen($a->data['txt'])) {
 169                 $db_return_text .= manual_config($a);
 170         }
 171
 172         if ($db_return_text!="") {
 173                 $tpl = get_markup_template('install.tpl');
 174                 return replace_macros($tpl, array(
 175                         '$title' => $install_title,
 176                         '$pass' => "",
 177                         '$text' => $db_return_text . what_next(),
 178                 ));
 179         }
 180
 181         switch ($install_wizard_pass){
 182                 case 1: { // System check
 183
 184
 185                         $checks = array();
 186
 187                         check_funcs($checks);
 188
 189                         check_imagik($checks);
 190
 191                         check_htconfig($checks);
 192
 193                         check_smarty3($checks);
 194
 195                         check_keys($checks);
 196
 197                         if(x($_POST,'phpath'))
 198                                 $phpath = notags(trim($_POST['phpath']));
 199
 200                         check_php($phpath, $checks);
 201
 202             check_htaccess($checks);
 203
 204                         function check_passed($v, $c){
 205                                 if ($c['required'])
 206                                         $v = $v && $c['status'];
 207                                 return $v;
 208                         }
 209                         $checkspassed = array_reduce($checks, "check_passed", true);
 210
 211
 212
 213                         $tpl = get_markup_template('install_checks.tpl');
 214                         $o .= replace_macros($tpl, array(
 215                                 '$title' => $install_title,
 216                                 '$pass' => t('System check'),
 217                                 '$checks' => $checks,
 218                                 '$passed' => $checkspassed,
 219                                 '$see_install' => t('Please see the file "INSTALL.txt".'),
 220                                 '$next' => t('Next'),
 221                                 '$reload' => t('Check again'),
 222                                 '$phpath' => $phpath,
 223                                 '$baseurl' => $a->get_baseurl(),
 224                         ));
 225                         return $o;
 226                 }; break;
 227
 228                 case 2: { // Database config
 229
 230                         $dbhost = ((x($_POST,'dbhost')) ? notags(trim($_POST['dbhost'])) : 'localhost');
 231                         $dbuser = notags(trim($_POST['dbuser']));
 232                         $dbpass = notags(trim($_POST['dbpass']));
 233                         $dbdata = notags(trim($_POST['dbdata']));
 234                         $phpath = notags(trim($_POST['phpath']));
 235
 236
 237                         $tpl = get_markup_template('install_db.tpl');
 238                         $o .= replace_macros($tpl, array(
 239                                 '$title' => $install_title,
 240                                 '$pass' => t('Database connection'),
 241                                 '$info_01' => t('In order to install Friendica we need to know how to connect to your database.'),
 242                                 '$info_02' => t('Please contact your hosting provider or site administrator if you have questions about these settings.'),
 243                                 '$info_03' => t('The database you specify below should already exist. If it does not, please create it before continuing.'),
 244
 245                                 '$status' => $wizard_status,
 246
 247                                 '$dbhost' => array('dbhost', t('Database Server Name'), $dbhost, '', 'required'),
 248                                 '$dbuser' => array('dbuser', t('Database Login Name'), $dbuser, '', 'required', 'autofocus'),
 249                                 '$dbpass' => array('dbpass', t('Database Login Password'), $dbpass, '', 'required'),
 250                                 '$dbdata' => array('dbdata', t('Database Name'), $dbdata, '', 'required'),
 251                                 '$adminmail' => array('adminmail', t('Site administrator email address'), $adminmail, t('Your account email address must match this in order to use the web admin panel.'), 'required', 'autofocus', 'email'),
 252
 253
 254
 255                                 '$lbl_10' => t('Please select a default timezone for your website'),
 256
 257                                 '$baseurl' => $a->get_baseurl(),
 258
 259                                 '$phpath' => $phpath,
 260
 261                                 '$submit' => t('Submit'),
 262
 263                         ));
 264                         return $o;
 265                 }; break;
 266                 case 3: { // Site settings
 267                         require_once('include/datetime.php');
 268                         $dbhost = ((x($_POST,'dbhost')) ? notags(trim($_POST['dbhost'])) : 'localhost');
 269                         $dbuser = notags(trim($_POST['dbuser']));
 270                         $dbpass = notags(trim($_POST['dbpass']));
 271                         $dbdata = notags(trim($_POST['dbdata']));
 272                         $phpath = notags(trim($_POST['phpath']));
 273
 274                         $adminmail = notags(trim($_POST['adminmail']));
 275                         $timezone = ((x($_POST,'timezone')) ? ($_POST['timezone']) : 'America/Los_Angeles');
 276
 277                         $tpl = get_markup_template('install_settings.tpl');
 278                         $o .= replace_macros($tpl, array(
 279                                 '$title' => $install_title,
 280                                 '$pass' => t('Site settings'),
 281
 282                                 '$status' => $wizard_status,
 283
 284                                 '$dbhost' => $dbhost,
 285                                 '$dbuser' => $dbuser,
 286                                 '$dbpass' => $dbpass,
 287                                 '$dbdata' => $dbdata,
 288                                 '$phpath' => $phpath,
 289
 290                                 '$adminmail' => array('adminmail', t('Site administrator email address'), $adminmail, t('Your account email address must match this in order to use the web admin panel.'), 'required', 'autofocus', 'email'),
 291
 292
 293                                 '$timezone' => field_timezone('timezone', t('Please select a default timezone for your website'), $timezone, ''),
 294
 295                                 '$baseurl' => $a->get_baseurl(),
 296
 297
 298
 299                                 '$submit' => t('Submit'),
 300
 301                         ));
 302                         return $o;
 303                 }; break;
 304
 305         }
 306 }
 307
 308 /**
 309  * checks   : array passed to template
 310  * title    : string
 311  * status   : boolean
 312  * required : boolean
 313  * help         : string optional
 314  */
 315 function check_add(&$checks, $title, $status, $required, $help){
 316         $checks[] = array(
 317                 'title' => $title,
 318                 'status' => $status,
 319                 'required' => $required,
 320                 'help'  => $help,
 321         );
 322 }
 323
 324 function check_php(&$phpath, &$checks) {
 325         $passed = $passed2 = $passed3 = false;
 326         if (strlen($phpath)){
 327                 $passed = file_exists($phpath);
 328         } else {
 329                 $phpath = trim(shell_exec('which php'));
 330                 $passed = strlen($phpath);
 331         }
 332         $help = "";
 333         if(!$passed) {
 334                 $help .= t('Could not find a command line version of PHP in the web server PATH.'). EOL;
 335                 $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 ;
 336                 $help .= EOL . EOL ;
 337                 $tpl = get_markup_template('field_input.tpl');
 338                 $help .= replace_macros($tpl, array(
 339                         '$field' => array('phpath', t('PHP executable path'), $phpath, t('Enter full path to php executable. You can leave this blank to continue the installation.')),
 340                 ));
 341                 $phpath="";
 342         }
 343
 344         check_add($checks, t('Command line PHP').($passed?" (<tt>$phpath</tt>)":""), $passed, false, $help);
 345
 346         if($passed) {
 347                 $cmd = "$phpath -v";
 348                 $result = trim(shell_exec($cmd));
 349                 $passed2 = ( strpos($result, "(cli)") !== false );
 350                 list($result) = explode("\n", $result);
 351                 $help = "";
 352                 if(!$passed2) {
 353                         $help .= t('PHP executable is not the php cli binary (could be cgi-fgci version)'). EOL;
 354                         $help .= t('Found PHP version: ')."<tt>$result</tt>";
 355                 }
 356                 check_add($checks, t('PHP cli binary'), $passed2, true, $help);
 357         }
 358
 359
 360         if($passed2) {
 361                 $str = autoname(8);
 362                 $cmd = "$phpath testargs.php $str";
 363                 $result = trim(shell_exec($cmd));
 364                 $passed3 = $result == $str;
 365                 $help = "";
 366                 if(!$passed3) {
 367                         $help .= t('The command line version of PHP on your system does not have "register_argc_argv" enabled.'). EOL;
 368                         $help .= t('This is required for message delivery to work.');
 369                 }
 370                 check_add($checks, t('PHP register_argc_argv'), $passed3, true, $help);
 371         }
 372
 373
 374 }
 375
 376 function check_keys(&$checks) {
 377
 378         $help = '';
 379
 380         $res = false;
 381
 382         if(function_exists('openssl_pkey_new'))
 383                 $res=openssl_pkey_new(array(
 384                 'digest_alg' => 'sha1',
 385                 'private_key_bits' => 4096,
 386                 'encrypt_key' => false ));
 387
 388         // Get private key
 389
 390         if(! $res) {
 391                 $help .= t('Error: the "openssl_pkey_new" function on this system is not able to generate encryption keys'). EOL;
 392                 $help .= t('If running under Windows, please see "http://www.php.net/manual/en/openssl.installation.php".');
 393         }
 394         check_add($checks, t('Generate encryption keys'), $res, true, $help);
 395
 396 }
 397
 398
 399 function check_funcs(&$checks) {
 400         $ck_funcs = array();
 401         check_add($ck_funcs, t('libCurl PHP module'), true, true, "");
 402         check_add($ck_funcs, t('GD graphics PHP module'), true, true, "");
 403         check_add($ck_funcs, t('OpenSSL PHP module'), true, true, "");
 404         check_add($ck_funcs, t('mysqli PHP module'), true, true, "");
 405         check_add($ck_funcs, t('mb_string PHP module'), true, true, "");
 406         check_add($ck_funcs, t('mcrypt PHP module'), true, true, "");
 407
 408
 409         if(function_exists('apache_get_modules')){
 410                 if (! in_array('mod_rewrite',apache_get_modules())) {
 411                         check_add($ck_funcs, t('Apache mod_rewrite module'), false, true, t('Error: Apache webserver mod-rewrite module is required but not installed.'));
 412                 } else {
 413                         check_add($ck_funcs, t('Apache mod_rewrite module'), true, true, "");
 414                 }
 415         }
 416
 417         if(! function_exists('curl_init')){
 418                 $ck_funcs[0]['status']= false;
 419                 $ck_funcs[0]['help']= t('Error: libCURL PHP module required but not installed.');
 420         }
 421         if(! function_exists('imagecreatefromjpeg')){
 422                 $ck_funcs[1]['status']= false;
 423                 $ck_funcs[1]['help']= t('Error: GD graphics PHP module with JPEG support required but not installed.');
 424         }
 425         if(! function_exists('openssl_public_encrypt')) {
 426                 $ck_funcs[2]['status']= false;
 427                 $ck_funcs[2]['help']= t('Error: openssl PHP module required but not installed.');
 428         }
 429         if(! function_exists('mysqli_connect')){
 430                 $ck_funcs[3]['status']= false;
 431                 $ck_funcs[3]['help']= t('Error: mysqli PHP module required but not installed.');
 432         }
 433         if(! function_exists('mb_strlen')){
 434                 $ck_funcs[4]['status']= false;
 435                 $ck_funcs[4]['help']= t('Error: mb_string PHP module required but not installed.');
 436         }
 437         if(! function_exists('mcrypt_create_iv')){
 438                 $ck_funcs[5]['status']= false;
 439                 $ck_funcs[5]['help']= t('Error: mcrypt PHP module required but not installed.');
 440         }
 441
 442         $checks = array_merge($checks, $ck_funcs);
 443
 444         // check for 'mcrypt_create_iv()', needed for RINO2
 445         if ($ck_funcs[5]['status']) {
 446                 if (function_exists('mcrypt_create_iv')) {
 447                         $__status = true;
 448                         $__help = "If you are using php_cli, please make sure that mcrypt module is enabled in its config file";
 449                 } else {
 450                         $__status = false;
 451                         $__help = t('Function mcrypt_create_iv() is not defined. This is needed to enable RINO2 encryption layer.');
 452                 }
 453                 check_add($checks, t('mcrypt_create_iv() function'), $__status, false, $__help);
 454         }
 455
 456
 457         /*if((x($_SESSION,'sysmsg')) && is_array($_SESSION['sysmsg']) && count($_SESSION['sysmsg']))
 458                 notice( t('Please see the file "INSTALL.txt".') . EOL);*/
 459 }
 460
 461
 462 function check_htconfig(&$checks) {
 463         $status = true;
 464         $help = "";
 465         if(     (file_exists('.htconfig.php') && !is_writable('.htconfig.php')) ||
 466                 (!file_exists('.htconfig.php') && !is_writable('.')) ) {
 467
 468                 $status=false;
 469                 $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;
 470                 $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;
 471                 $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;
 472                 $help .= t('You can alternatively skip this procedure and perform a manual installation. Please see the file "INSTALL.txt" for instructions.').EOL;
 473         }
 474
 475         check_add($checks, t('.htconfig.php is writable'), $status, false, $help);
 476
 477 }
 478
 479 function check_smarty3(&$checks) {
 480         $status = true;
 481         $help = "";
 482         if(     !is_writable('view/smarty3') ) {
 483
 484                 $status=false;
 485                 $help = t('Friendica uses the Smarty3 template engine to render its web views. Smarty3 compiles templates to PHP to speed up rendering.') .EOL;
 486                 $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;
 487                 $help .= t('Please ensure that the user that your web server runs as (e.g. www-data) has write access to this folder.').EOL;
 488                 $help .= t('Note: as a security measure, you should give the web server write access to view/smarty3/ only--not the template files (.tpl) that it contains.').EOL;
 489         }
 490
 491         check_add($checks, t('view/smarty3 is writable'), $status, true, $help);
 492
 493 }
 494
 495 function check_htaccess(&$checks) {
 496         $a = get_app();
 497         $status = true;
 498         $help = "";
 499         if (function_exists('curl_init')){
 500                 $test = fetch_url($a->get_baseurl()."/install/testrewrite");
 501
 502                 if ($test!="ok")
 503                         $test = fetch_url(normalise_link($a->get_baseurl()."/install/testrewrite"));
 504
 505                 if ($test!="ok") {
 506                         $status = false;
 507                         $help = t('Url rewrite in .htaccess is not working. Check your server configuration.');
 508                 }
 509                 check_add($checks, t('Url rewrite is working'), $status, true, $help);
 510         } else {
 511                 // cannot check modrewrite if libcurl is not installed
 512         }
 513 }
 514
 515 function check_imagik(&$checks) {
 516         $imagick = false;
 517         $gif = false;
 518
 519         if (class_exists('Imagick')) {
 520                 $imagick = true;
 521                 $supported = Photo::supportedTypes();
 522                 if (array_key_exists('image/gif', $supported)) {
 523                         $gif = true;
 524                 }
 525         }
 526         check_add($checks, t('ImageMagick PHP extension is installed'), $imagick, false, "");
 527         if ($imagick) {
 528                 check_add($checks, t('ImageMagick supports GIF'), $gif, false, "");
 529         }
 530 }
 531
 532
 533
 534 function manual_config(&$a) {
 535         $data = htmlentities($a->data['txt'],ENT_COMPAT,'UTF-8');
 536         $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.');
 537         $o .= "<textarea rows=\"24\" cols=\"80\" >$data</textarea>";
 538         return $o;
 539 }
 540
 541 function load_database_rem($v, $i){
 542         $l = trim($i);
 543         if (strlen($l)>1 && ($l[0]=="-" || ($l[0]=="/" && $l[1]=="*"))){
 544                 return $v;
 545         } else  {
 546                 return $v."\n".$i;
 547         }
 548 }
 549
 550
 551 function load_database($db) {
 552
 553         require_once("include/dbstructure.php");
 554         $errors = update_structure(false, true);
 555
 556 /*      $str = file_get_contents('database.sql');
 557         $arr = explode(';',$str);
 558         $errors = false;
 559         foreach($arr as $a) {
 560                 if(strlen(trim($a))) {
 561                         $r = @$db->q(trim($a));
 562                         if(false === $r) {
 563                                 $errors .=  t('Errors encountered creating database tables.') . $a . EOL;
 564                         }
 565                 }
 566         }*/
 567
 568         return $errors;
 569 }
 570
 571 function what_next() {
 572         $a = get_app();
 573         $baseurl = $a->get_baseurl();
 574         return
 575                 t('<h1>What next</h1>')
 576                 ."<p>".t('IMPORTANT: You will need to [manually] setup a scheduled task for the poller.')
 577                 .t('Please see the file "INSTALL.txt".')
 578                 ."</p><p>"
 579                 .t("Go to your new Friendica node <a href='$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.")
 580                 ."</p>";
 581 }
 582
 583