mod/install.php

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