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                         $language = notags(trim($_POST['language']));
  81                         $adminmail = notags(trim($_POST['adminmail']));
  82
  83                         // connect to db
  84                         $db = new dba($dbhost, $dbuser, $dbpass, $dbdata, true);
  85
  86                         $tpl = get_markup_template('htconfig.tpl');
  87                         $txt = replace_macros($tpl,array(
  88                                 '$dbhost' => $dbhost,
  89                                 '$dbuser' => $dbuser,
  90                                 '$dbpass' => $dbpass,
  91                                 '$dbdata' => $dbdata,
  92                                 '$timezone' => $timezone,
  93                                 '$language' => $language,
  94                                 '$urlpath' => $urlpath,
  95                                 '$phpath' => $phpath,
  96                                 '$adminmail' => $adminmail
  97                         ));
  98
  99
 100                         $result = file_put_contents('.htconfig.php', $txt);
 101                         if(! $result) {
 102                                 $a->data['txt'] = $txt;
 103                         }
 104
 105                         $errors = load_database($db);
 106
 107
 108                         if($errors)
 109                                 $a->data['db_failed'] = $errors;
 110                         else
 111                                 $a->data['db_installed'] = true;
 112
 113                         return;
 114                 break;
 115         }
 116 }
 117
 118 function get_db_errno() {
 119         if(class_exists('mysqli'))
 120                 return mysqli_connect_errno();
 121         else
 122                 return mysql_errno();
 123 }
 124
 125 function install_content(&$a) {
 126
 127         global $install_wizard_pass, $db;
 128         $o = '';
 129         $wizard_status = "";
 130         $install_title = t('Friendica Communications Server - Setup');
 131
 132
 133
 134         if(x($a->data,'db_conn_failed')) {
 135                 $install_wizard_pass = 2;
 136                 $wizard_status =  t('Could not connect to database.');
 137         }
 138         if(x($a->data,'db_create_failed')) {
 139                 $install_wizard_pass = 2;
 140                 $wizard_status =  t('Could not create table.');
 141         }
 142
 143         $db_return_text="";
 144         if(x($a->data,'db_installed')) {
 145                 $txt = '<p style="font-size: 130%;">';
 146                 $txt .= t('Your Friendica site database has been installed.') . EOL;
 147                 $db_return_text .= $txt;
 148         }
 149
 150         if(x($a->data,'db_failed')) {
 151                 $txt = t('You may need to import the file "database.sql" manually using phpmyadmin or mysql.') . EOL;
 152                 $txt .= t('Please see the file "INSTALL.txt".') . EOL ."<hr>" ;
 153                 $txt .= "<pre>".$a->data['db_failed'] . "</pre>". EOL ;
 154                 $db_return_text .= $txt;
 155         }
 156
 157         if($db && $db->connected) {
 158                 $r = q("SELECT COUNT(*) as `total` FROM `user`");
 159                 if($r && count($r) && $r[0]['total']) {
 160                         $tpl = get_markup_template('install.tpl');
 161                         return replace_macros($tpl, array(
 162                                 '$title' => $install_title,
 163                                 '$pass' => '',
 164                                 '$status' => t('Database already in use.'),
 165                                 '$text' => '',
 166                         ));
 167                 }
 168         }
 169
 170         if(x($a->data,'txt') && strlen($a->data['txt'])) {
 171                 $db_return_text .= manual_config($a);
 172         }
 173
 174         if ($db_return_text!="") {
 175                 $tpl = get_markup_template('install.tpl');
 176                 return replace_macros($tpl, array(
 177                         '$title' => $install_title,
 178                         '$pass' => "",
 179                         '$text' => $db_return_text . what_next(),
 180                 ));
 181         }
 182
 183         switch ($install_wizard_pass){
 184                 case 1: { // System check
 185
 186
 187                         $checks = array();
 188
 189                         check_funcs($checks);
 190
 191                         check_imagik($checks);
 192
 193                         check_htconfig($checks);
 194
 195                         check_smarty3($checks);
 196
 197                         check_keys($checks);
 198
 199                         if(x($_POST,'phpath'))
 200                                 $phpath = notags(trim($_POST['phpath']));
 201
 202                         check_php($phpath, $checks);
 203
 204             check_htaccess($checks);
 205
 206                         function check_passed($v, $c){
 207                                 if ($c['required'])
 208                                         $v = $v && $c['status'];
 209                                 return $v;
 210                         }
 211                         $checkspassed = array_reduce($checks, "check_passed", true);
 212
 213
 214
 215                         $tpl = get_markup_template('install_checks.tpl');
 216                         $o .= replace_macros($tpl, array(
 217                                 '$title' => $install_title,
 218                                 '$pass' => t('System check'),
 219                                 '$checks' => $checks,
 220                                 '$passed' => $checkspassed,
 221                                 '$see_install' => t('Please see the file "INSTALL.txt".'),
 222                                 '$next' => t('Next'),
 223                                 '$reload' => t('Check again'),
 224                                 '$phpath' => $phpath,
 225                                 '$baseurl' => $a->get_baseurl(),
 226                         ));
 227                         return $o;
 228                 }; break;
 229
 230                 case 2: { // Database config
 231
 232                         $dbhost = ((x($_POST,'dbhost')) ? notags(trim($_POST['dbhost'])) : 'localhost');
 233                         $dbuser = notags(trim($_POST['dbuser']));
 234                         $dbpass = notags(trim($_POST['dbpass']));
 235                         $dbdata = notags(trim($_POST['dbdata']));
 236                         $phpath = notags(trim($_POST['phpath']));
 237
 238
 239                         $tpl = get_markup_template('install_db.tpl');
 240                         $o .= replace_macros($tpl, array(
 241                                 '$title' => $install_title,
 242                                 '$pass' => t('Database connection'),
 243                                 '$info_01' => t('In order to install Friendica we need to know how to connect to your database.'),
 244                                 '$info_02' => t('Please contact your hosting provider or site administrator if you have questions about these settings.'),
 245                                 '$info_03' => t('The database you specify below should already exist. If it does not, please create it before continuing.'),
 246
 247                                 '$status' => $wizard_status,
 248
 249                                 '$dbhost' => array('dbhost', t('Database Server Name'), $dbhost, '', 'required'),
 250                                 '$dbuser' => array('dbuser', t('Database Login Name'), $dbuser, '', 'required', 'autofocus'),
 251                                 '$dbpass' => array('dbpass', t('Database Login Password'), $dbpass, '', 'required'),
 252                                 '$dbdata' => array('dbdata', t('Database Name'), $dbdata, '', 'required'),
 253                                 '$adminmail' => array('adminmail', t('Site administrator email address'), $adminmail, t('Your account email address must match this in order to use the web admin panel.'), 'required', 'autofocus', 'email'),
 254
 255
 256
 257                                 '$lbl_10' => t('Please select a default timezone for your website'),
 258
 259                                 '$baseurl' => $a->get_baseurl(),
 260
 261                                 '$phpath' => $phpath,
 262
 263                                 '$submit' => t('Submit'),
 264
 265                         ));
 266                         return $o;
 267                 }; break;
 268                 case 3: { // Site settings
 269                         require_once('include/datetime.php');
 270                         $dbhost = ((x($_POST,'dbhost')) ? notags(trim($_POST['dbhost'])) : 'localhost');
 271                         $dbuser = notags(trim($_POST['dbuser']));
 272                         $dbpass = notags(trim($_POST['dbpass']));
 273                         $dbdata = notags(trim($_POST['dbdata']));
 274                         $phpath = notags(trim($_POST['phpath']));
 275
 276                         $adminmail = notags(trim($_POST['adminmail']));
 277                         $timezone = ((x($_POST,'timezone')) ? ($_POST['timezone']) : 'America/Los_Angeles');
 278                         /* Installed langs */
 279                         $lang_choices = get_avaiable_languages();
 280
 281                         $tpl = get_markup_template('install_settings.tpl');
 282                         $o .= replace_macros($tpl, array(
 283                                 '$title' => $install_title,
 284                                 '$pass' => t('Site settings'),
 285
 286                                 '$status' => $wizard_status,
 287
 288                                 '$dbhost' => $dbhost,
 289                                 '$dbuser' => $dbuser,
 290                                 '$dbpass' => $dbpass,
 291                                 '$dbdata' => $dbdata,
 292                                 '$phpath' => $phpath,
 293
 294                                 '$adminmail' => array('adminmail', t('Site administrator email address'), $adminmail, t('Your account email address must match this in order to use the web admin panel.'), 'required', 'autofocus', 'email'),
 295
 296
 297                                 '$timezone' => field_timezone('timezone', t('Please select a default timezone for your website'), $timezone, ''),
 298                                 '$language' => array('language', t('System Language:'), $language, t('Set the default language for your Friendica installation interface and to send emails.'), $lang_choices),
 299                                 '$baseurl' => $a->get_baseurl(),
 300
 301
 302
 303                                 '$submit' => t('Submit'),
 304
 305                         ));
 306                         return $o;
 307                 }; break;
 308
 309         }
 310 }
 311
 312 /**
 313  * checks   : array passed to template
 314  * title    : string
 315  * status   : boolean
 316  * required : boolean
 317  * help         : string optional
 318  */
 319 function check_add(&$checks, $title, $status, $required, $help){
 320         $checks[] = array(
 321                 'title' => $title,
 322                 'status' => $status,
 323                 'required' => $required,
 324                 'help'  => $help,
 325         );
 326 }
 327
 328 function check_php(&$phpath, &$checks) {
 329         $passed = $passed2 = $passed3 = false;
 330         if (strlen($phpath)){
 331                 $passed = file_exists($phpath);
 332         } else {
 333                 $phpath = trim(shell_exec('which php'));
 334                 $passed = strlen($phpath);
 335         }
 336         $help = "";
 337         if(!$passed) {
 338                 $help .= t('Could not find a command line version of PHP in the web server PATH.'). EOL;
 339                 $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 ;
 340                 $help .= EOL . EOL ;
 341                 $tpl = get_markup_template('field_input.tpl');
 342                 $help .= replace_macros($tpl, array(
 343                         '$field' => array('phpath', t('PHP executable path'), $phpath, t('Enter full path to php executable. You can leave this blank to continue the installation.')),
 344                 ));
 345                 $phpath="";
 346         }
 347
 348         check_add($checks, t('Command line PHP').($passed?" (<tt>$phpath</tt>)":""), $passed, false, $help);
 349
 350         if($passed) {
 351                 $cmd = "$phpath -v";
 352                 $result = trim(shell_exec($cmd));
 353                 $passed2 = ( strpos($result, "(cli)") !== false );
 354                 list($result) = explode("\n", $result);
 355                 $help = "";
 356                 if(!$passed2) {
 357                         $help .= t('PHP executable is not the php cli binary (could be cgi-fgci version)'). EOL;
 358                         $help .= t('Found PHP version: ')."<tt>$result</tt>";
 359                 }
 360                 check_add($checks, t('PHP cli binary'), $passed2, true, $help);
 361         }
 362
 363
 364         if($passed2) {
 365                 $str = autoname(8);
 366                 $cmd = "$phpath testargs.php $str";
 367                 $result = trim(shell_exec($cmd));
 368                 $passed3 = $result == $str;
 369                 $help = "";
 370                 if(!$passed3) {
 371                         $help .= t('The command line version of PHP on your system does not have "register_argc_argv" enabled.'). EOL;
 372                         $help .= t('This is required for message delivery to work.');
 373                 }
 374                 check_add($checks, t('PHP register_argc_argv'), $passed3, true, $help);
 375         }
 376
 377
 378 }
 379
 380 function check_keys(&$checks) {
 381
 382         $help = '';
 383
 384         $res = false;
 385
 386         if(function_exists('openssl_pkey_new'))
 387                 $res=openssl_pkey_new(array(
 388                 'digest_alg' => 'sha1',
 389                 'private_key_bits' => 4096,
 390                 'encrypt_key' => false ));
 391
 392         // Get private key
 393
 394         if(! $res) {
 395                 $help .= t('Error: the "openssl_pkey_new" function on this system is not able to generate encryption keys'). EOL;
 396                 $help .= t('If running under Windows, please see "http://www.php.net/manual/en/openssl.installation.php".');
 397         }
 398         check_add($checks, t('Generate encryption keys'), $res, true, $help);
 399
 400 }
 401
 402
 403 function check_funcs(&$checks) {
 404         $ck_funcs = array();
 405         check_add($ck_funcs, t('libCurl PHP module'), true, true, "");
 406         check_add($ck_funcs, t('GD graphics PHP module'), true, true, "");
 407         check_add($ck_funcs, t('OpenSSL PHP module'), true, true, "");
 408         check_add($ck_funcs, t('mysqli PHP module'), true, true, "");
 409         check_add($ck_funcs, t('mb_string PHP module'), true, true, "");
 410         check_add($ck_funcs, t('mcrypt PHP module'), true, true, "");
 411
 412
 413         if(function_exists('apache_get_modules')){
 414                 if (! in_array('mod_rewrite',apache_get_modules())) {
 415                         check_add($ck_funcs, t('Apache mod_rewrite module'), false, true, t('Error: Apache webserver mod-rewrite module is required but not installed.'));
 416                 } else {
 417                         check_add($ck_funcs, t('Apache mod_rewrite module'), true, true, "");
 418                 }
 419         }
 420
 421         if(! function_exists('curl_init')){
 422                 $ck_funcs[0]['status']= false;
 423                 $ck_funcs[0]['help']= t('Error: libCURL PHP module required but not installed.');
 424         }
 425         if(! function_exists('imagecreatefromjpeg')){
 426                 $ck_funcs[1]['status']= false;
 427                 $ck_funcs[1]['help']= t('Error: GD graphics PHP module with JPEG support required but not installed.');
 428         }
 429         if(! function_exists('openssl_public_encrypt')) {
 430                 $ck_funcs[2]['status']= false;
 431                 $ck_funcs[2]['help']= t('Error: openssl PHP module required but not installed.');
 432         }
 433         if(! function_exists('mysqli_connect')){
 434                 $ck_funcs[3]['status']= false;
 435                 $ck_funcs[3]['help']= t('Error: mysqli PHP module required but not installed.');
 436         }
 437         if(! function_exists('mb_strlen')){
 438                 $ck_funcs[4]['status']= false;
 439                 $ck_funcs[4]['help']= t('Error: mb_string PHP module required but not installed.');
 440         }
 441         if(! function_exists('mcrypt_create_iv')){
 442                 $ck_funcs[5]['status']= false;
 443                 $ck_funcs[5]['help']= t('Error: mcrypt PHP module required but not installed.');
 444         }
 445
 446         $checks = array_merge($checks, $ck_funcs);
 447
 448         // check for 'mcrypt_create_iv()', needed for RINO2
 449         if ($ck_funcs[5]['status']) {
 450                 if (function_exists('mcrypt_create_iv')) {
 451                         $__status = true;
 452                         $__help = "If you are using php_cli, please make sure that mcrypt module is enabled in its config file";
 453                 } else {
 454                         $__status = false;
 455                         $__help = t('Function mcrypt_create_iv() is not defined. This is needed to enable RINO2 encryption layer.');
 456                 }
 457                 check_add($checks, t('mcrypt_create_iv() function'), $__status, false, $__help);
 458         }
 459
 460
 461         /*if((x($_SESSION,'sysmsg')) && is_array($_SESSION['sysmsg']) && count($_SESSION['sysmsg']))
 462                 notice( t('Please see the file "INSTALL.txt".') . EOL);*/
 463 }
 464
 465
 466 function check_htconfig(&$checks) {
 467         $status = true;
 468         $help = "";
 469         if(     (file_exists('.htconfig.php') && !is_writable('.htconfig.php')) ||
 470                 (!file_exists('.htconfig.php') && !is_writable('.')) ) {
 471
 472                 $status=false;
 473                 $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;
 474                 $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;
 475                 $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;
 476                 $help .= t('You can alternatively skip this procedure and perform a manual installation. Please see the file "INSTALL.txt" for instructions.').EOL;
 477         }
 478
 479         check_add($checks, t('.htconfig.php is writable'), $status, false, $help);
 480
 481 }
 482
 483 function check_smarty3(&$checks) {
 484         $status = true;
 485         $help = "";
 486         if(     !is_writable('view/smarty3') ) {
 487
 488                 $status=false;
 489                 $help = t('Friendica uses the Smarty3 template engine to render its web views. Smarty3 compiles templates to PHP to speed up rendering.') .EOL;
 490                 $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;
 491                 $help .= t('Please ensure that the user that your web server runs as (e.g. www-data) has write access to this folder.').EOL;
 492                 $help .= t('Note: as a security measure, you should give the web server write access to view/smarty3/ only--not the template files (.tpl) that it contains.').EOL;
 493         }
 494
 495         check_add($checks, t('view/smarty3 is writable'), $status, true, $help);
 496
 497 }
 498
 499 function check_htaccess(&$checks) {
 500         $a = get_app();
 501         $status = true;
 502         $help = "";
 503         if (function_exists('curl_init')){
 504                 $test = fetch_url($a->get_baseurl()."/install/testrewrite");
 505
 506                 if ($test!="ok")
 507                         $test = fetch_url(normalise_link($a->get_baseurl()."/install/testrewrite"));
 508
 509                 if ($test!="ok") {
 510                         $status = false;
 511                         $help = t('Url rewrite in .htaccess is not working. Check your server configuration.');
 512                 }
 513                 check_add($checks, t('Url rewrite is working'), $status, true, $help);
 514         } else {
 515                 // cannot check modrewrite if libcurl is not installed
 516         }
 517 }
 518
 519 function check_imagik(&$checks) {
 520         $imagick = false;
 521         $gif = false;
 522
 523         if (class_exists('Imagick')) {
 524                 $imagick = true;
 525                 $supported = Photo::supportedTypes();
 526                 if (array_key_exists('image/gif', $supported)) {
 527                         $gif = true;
 528                 }
 529         }
 530         check_add($checks, t('ImageMagick PHP extension is installed'), $imagick, false, "");
 531         if ($imagick) {
 532                 check_add($checks, t('ImageMagick supports GIF'), $gif, false, "");
 533         }
 534 }
 535
 536
 537
 538 function manual_config(&$a) {
 539         $data = htmlentities($a->data['txt'],ENT_COMPAT,'UTF-8');
 540         $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.');
 541         $o .= "<textarea rows=\"24\" cols=\"80\" >$data</textarea>";
 542         return $o;
 543 }
 544
 545 function load_database_rem($v, $i){
 546         $l = trim($i);
 547         if (strlen($l)>1 && ($l[0]=="-" || ($l[0]=="/" && $l[1]=="*"))){
 548                 return $v;
 549         } else  {
 550                 return $v."\n".$i;
 551         }
 552 }
 553
 554
 555 function load_database($db) {
 556
 557         require_once("include/dbstructure.php");
 558         $errors = update_structure(false, true);
 559
 560 /*      $str = file_get_contents('database.sql');
 561         $arr = explode(';',$str);
 562         $errors = false;
 563         foreach($arr as $a) {
 564                 if(strlen(trim($a))) {
 565                         $r = @$db->q(trim($a));
 566                         if(false === $r) {
 567                                 $errors .=  t('Errors encountered creating database tables.') . $a . EOL;
 568                         }
 569                 }
 570         }*/
 571
 572         return $errors;
 573 }
 574
 575 function what_next() {
 576         $a = get_app();
 577         $baseurl = $a->get_baseurl();
 578         return
 579                 t('<h1>What next</h1>')
 580                 ."<p>".t('IMPORTANT: You will need to [manually] setup a scheduled task for the poller.')
 581                 .t('Please see the file "INSTALL.txt".')
 582                 ."</p><p>"
 583                 .t("Go to your new Friendica node <a href='$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.")
 584                 ."</p>";
 585 }
 586
 587