mod/install.php

   1 <?php
   2 require_once "include/Photo.php";
   3
   4 $install_wizard_pass=1;
   5
   6
   7 function install_init(App $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'] = App::get_baseurl()."/view/install/style.css";
  19
  20         global $install_wizard_pass;
  21         if (x($_POST,'pass')) {
  22                 $install_wizard_pass = intval($_POST['pass']);
  23         }
  24
  25 }
  26
  27 function install_post(App $a) {
  28         global $install_wizard_pass, $db;
  29
  30         switch($install_wizard_pass) {
  31                 case 1:
  32                 case 2:
  33                         return;
  34                         break; // just in case return don't return :)
  35                 case 3:
  36                         $urlpath = $a->get_path();
  37                         $dbhost = notags(trim($_POST['dbhost']));
  38                         $dbuser = notags(trim($_POST['dbuser']));
  39                         $dbpass = notags(trim($_POST['dbpass']));
  40                         $dbdata = notags(trim($_POST['dbdata']));
  41                         $phpath = notags(trim($_POST['phpath']));
  42
  43                         require_once("include/dba.php");
  44                         unset($db);
  45                         $db = new dba($dbhost, $dbuser, $dbpass, $dbdata, true);
  46                         /*if(get_db_errno()) {
  47                                 unset($db);
  48                                 $db = new dba($dbhost, $dbuser, $dbpass, '', true);
  49
  50                                 if(! get_db_errno()) {
  51                                         $r = q("CREATE DATABASE '%s'",
  52                                                         dbesc($dbdata)
  53                                         );
  54                                         if ($r) {
  55                                                 unset($db);
  56                                                 $db = new dba($dbhost, $dbuser, $dbpass, $dbdata, true);
  57                                         } else {
  58                                                 $a->data['db_create_failed']=true;
  59                                         }
  60                                 } else {
  61                                         $a->data['db_conn_failed']=true;
  62                                         return;
  63                                 }
  64                         }*/
  65                         if (get_db_errno()) {
  66                                 $a->data['db_conn_failed']=true;
  67                         }
  68
  69                         return;
  70                         break;
  71                 case 4:
  72                         $urlpath = $a->get_path();
  73                         $dbhost = notags(trim($_POST['dbhost']));
  74                         $dbuser = notags(trim($_POST['dbuser']));
  75                         $dbpass = notags(trim($_POST['dbpass']));
  76                         $dbdata = notags(trim($_POST['dbdata']));
  77                         $phpath = notags(trim($_POST['phpath']));
  78                         $timezone = notags(trim($_POST['timezone']));
  79                         $language = notags(trim($_POST['language']));
  80                         $adminmail = notags(trim($_POST['adminmail']));
  81                         $rino = 2;
  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' => $adminmail,
  97                                 '$rino' => $rino
  98                         ));
  99
 100
 101                         $result = file_put_contents('.htconfig.php', $txt);
 102                         if (! $result) {
 103                                 $a->data['txt'] = $txt;
 104                         }
 105
 106                         $errors = load_database($db);
 107
 108
 109                         if ($errors) {
 110                                 $a->data['db_failed'] = $errors;
 111                         } else {
 112                                 $a->data['db_installed'] = true;
 113                         }
 114
 115                         return;
 116                 break;
 117         }
 118 }
 119
 120 function get_db_errno() {
 121         if (class_exists('mysqli')) {
 122                 return mysqli_connect_errno();
 123         } else {
 124                 return mysql_errno();
 125         }
 126 }
 127
 128 function install_content(App $a) {
 129
 130         global $install_wizard_pass, $db;
 131         $o = '';
 132         $wizard_status = "";
 133         $install_title = t('Friendica Communications Server - Setup');
 134
 135
 136
 137         if (x($a->data,'db_conn_failed')) {
 138                 $install_wizard_pass = 2;
 139                 $wizard_status =  t('Could not connect to database.');
 140         }
 141         if (x($a->data,'db_create_failed')) {
 142                 $install_wizard_pass = 2;
 143                 $wizard_status =  t('Could not create table.');
 144         }
 145
 146         $db_return_text="";
 147         if (x($a->data,'db_installed')) {
 148                 $txt = '<p style="font-size: 130%;">';
 149                 $txt .= t('Your Friendica site database has been installed.') . EOL;
 150                 $db_return_text .= $txt;
 151         }
 152
 153         if (x($a->data,'db_failed')) {
 154                 $txt = t('You may need to import the file "database.sql" manually using phpmyadmin or mysql.') . EOL;
 155                 $txt .= t('Please see the file "INSTALL.txt".') . EOL ."<hr>" ;
 156                 $txt .= "<pre>".$a->data['db_failed'] . "</pre>". EOL ;
 157                 $db_return_text .= $txt;
 158         }
 159
 160         if($db && $db->connected) {
 161                 $r = q("SELECT COUNT(*) as `total` FROM `user`");
 162                 if (dbm::is_result($r) && $r[0]['total']) {
 163                         $tpl = get_markup_template('install.tpl');
 164                         return replace_macros($tpl, array(
 165                                 '$title' => $install_title,
 166                                 '$pass' => '',
 167                                 '$status' => t('Database already in use.'),
 168                                 '$text' => '',
 169                         ));
 170                 }
 171         }
 172
 173         if (x($a->data,'txt') && strlen($a->data['txt'])) {
 174                 $db_return_text .= manual_config($a);
 175         }
 176
 177         if ($db_return_text!="") {
 178                 $tpl = get_markup_template('install.tpl');
 179                 return replace_macros($tpl, array(
 180                         '$title' => $install_title,
 181                         '$pass' => "",
 182                         '$text' => $db_return_text . what_next(),
 183                 ));
 184         }
 185
 186         switch ($install_wizard_pass){
 187                 case 1: { // System check
 188
 189
 190                         $checks = array();
 191
 192                         check_funcs($checks);
 193
 194                         check_imagik($checks);
 195
 196                         check_htconfig($checks);
 197
 198                         check_smarty3($checks);
 199
 200                         check_keys($checks);
 201
 202                         if (x($_POST,'phpath')) {
 203                                 $phpath = notags(trim($_POST['phpath']));
 204                         }
 205
 206                         check_php($phpath, $checks);
 207
 208                         check_htaccess($checks);
 209
 210                         /// @TODO Maybe move this out?
 211                         function check_passed($v, $c){
 212                                 if ($c['required']) {
 213                                         $v = $v && $c['status'];
 214                                 }
 215                                 return $v;
 216                         }
 217                         $checkspassed = array_reduce($checks, "check_passed", true);
 218
 219
 220
 221                         $tpl = get_markup_template('install_checks.tpl');
 222                         $o .= replace_macros($tpl, array(
 223                                 '$title' => $install_title,
 224                                 '$pass' => t('System check'),
 225                                 '$checks' => $checks,
 226                                 '$passed' => $checkspassed,
 227                                 '$see_install' => t('Please see the file "INSTALL.txt".'),
 228                                 '$next' => t('Next'),
 229                                 '$reload' => t('Check again'),
 230                                 '$phpath' => $phpath,
 231                                 '$baseurl' => App::get_baseurl(),
 232                         ));
 233                         return $o;
 234                 }; break;
 235
 236                 case 2: { // Database config
 237
 238                         $dbhost = ((x($_POST,'dbhost')) ? notags(trim($_POST['dbhost'])) : 'localhost');
 239                         $dbuser = notags(trim($_POST['dbuser']));
 240                         $dbpass = notags(trim($_POST['dbpass']));
 241                         $dbdata = notags(trim($_POST['dbdata']));
 242                         $phpath = notags(trim($_POST['phpath']));
 243
 244
 245                         $tpl = get_markup_template('install_db.tpl');
 246                         $o .= replace_macros($tpl, array(
 247                                 '$title' => $install_title,
 248                                 '$pass' => t('Database connection'),
 249                                 '$info_01' => t('In order to install Friendica we need to know how to connect to your database.'),
 250                                 '$info_02' => t('Please contact your hosting provider or site administrator if you have questions about these settings.'),
 251                                 '$info_03' => t('The database you specify below should already exist. If it does not, please create it before continuing.'),
 252
 253                                 '$status' => $wizard_status,
 254
 255                                 '$dbhost' => array('dbhost', t('Database Server Name'), $dbhost, '', 'required'),
 256                                 '$dbuser' => array('dbuser', t('Database Login Name'), $dbuser, '', 'required', 'autofocus'),
 257                                 '$dbpass' => array('dbpass', t('Database Login Password'), $dbpass, t("For security reasons the password must not be empty"), 'required'),
 258                                 '$dbdata' => array('dbdata', t('Database Name'), $dbdata, '', 'required'),
 259                                 '$adminmail' => array('adminmail', t('Site administrator email address'), $adminmail, t('Your account email address must match this in order to use the web admin panel.'), 'required', 'autofocus', 'email'),
 260
 261
 262
 263                                 '$lbl_10' => t('Please select a default timezone for your website'),
 264
 265                                 '$baseurl' => App::get_baseurl(),
 266
 267                                 '$phpath' => $phpath,
 268
 269                                 '$submit' => t('Submit'),
 270
 271                         ));
 272                         return $o;
 273                 }; break;
 274                 case 3: { // Site settings
 275                         require_once('include/datetime.php');
 276                         $dbhost = ((x($_POST,'dbhost')) ? notags(trim($_POST['dbhost'])) : 'localhost');
 277                         $dbuser = notags(trim($_POST['dbuser']));
 278                         $dbpass = notags(trim($_POST['dbpass']));
 279                         $dbdata = notags(trim($_POST['dbdata']));
 280                         $phpath = notags(trim($_POST['phpath']));
 281
 282                         $adminmail = notags(trim($_POST['adminmail']));
 283                         $timezone = ((x($_POST,'timezone')) ? ($_POST['timezone']) : 'America/Los_Angeles');
 284                         /* Installed langs */
 285                         $lang_choices = get_available_languages();
 286
 287                         $tpl = get_markup_template('install_settings.tpl');
 288                         $o .= replace_macros($tpl, array(
 289                                 '$title' => $install_title,
 290                                 '$pass' => t('Site settings'),
 291
 292                                 '$status' => $wizard_status,
 293
 294                                 '$dbhost' => $dbhost,
 295                                 '$dbuser' => $dbuser,
 296                                 '$dbpass' => $dbpass,
 297                                 '$dbdata' => $dbdata,
 298                                 '$phpath' => $phpath,
 299
 300                                 '$adminmail' => array('adminmail', t('Site administrator email address'), $adminmail, t('Your account email address must match this in order to use the web admin panel.'), 'required', 'autofocus', 'email'),
 301
 302
 303                                 '$timezone' => field_timezone('timezone', t('Please select a default timezone for your website'), $timezone, ''),
 304                                 '$language' => array('language', t('System Language:'), 'en', t('Set the default language for your Friendica installation interface and to send emails.'), $lang_choices),
 305                                 '$baseurl' => App::get_baseurl(),
 306
 307
 308
 309                                 '$submit' => t('Submit'),
 310
 311                         ));
 312                         return $o;
 313                 }; break;
 314
 315         }
 316 }
 317
 318 /**
 319  * checks   : array passed to template
 320  * title    : string
 321  * status   : boolean
 322  * required : boolean
 323  * help         : string optional
 324  */
 325 function check_add(&$checks, $title, $status, $required, $help){
 326         $checks[] = array(
 327                 'title' => $title,
 328                 'status' => $status,
 329                 'required' => $required,
 330                 'help'  => $help,
 331         );
 332 }
 333
 334 function check_php(&$phpath, &$checks) {
 335         $passed = $passed2 = $passed3 = false;
 336         if (strlen($phpath)){
 337                 $passed = file_exists($phpath);
 338         } else {
 339                 $phpath = trim(shell_exec('which php'));
 340                 $passed = strlen($phpath);
 341         }
 342         $help = "";
 343         if (!$passed) {
 344                 $help .= t('Could not find a command line version of PHP in the web server PATH.'). EOL;
 345                 $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 ;
 346                 $help .= EOL . EOL ;
 347                 $tpl = get_markup_template('field_input.tpl');
 348                 $help .= replace_macros($tpl, array(
 349                         '$field' => array('phpath', t('PHP executable path'), $phpath, t('Enter full path to php executable. You can leave this blank to continue the installation.')),
 350                 ));
 351                 $phpath="";
 352         }
 353
 354         check_add($checks, t('Command line PHP').($passed?" (<tt>$phpath</tt>)":""), $passed, false, $help);
 355
 356         if($passed) {
 357                 $cmd = "$phpath -v";
 358                 $result = trim(shell_exec($cmd));
 359                 $passed2 = ( strpos($result, "(cli)") !== false );
 360                 list($result) = explode("\n", $result);
 361                 $help = "";
 362                 if(!$passed2) {
 363                         $help .= t('PHP executable is not the php cli binary (could be cgi-fgci version)'). EOL;
 364                         $help .= t('Found PHP version: ')."<tt>$result</tt>";
 365                 }
 366                 check_add($checks, t('PHP cli binary'), $passed2, true, $help);
 367         }
 368
 369
 370         if ($passed2) {
 371                 $str = autoname(8);
 372                 $cmd = "$phpath testargs.php $str";
 373                 $result = trim(shell_exec($cmd));
 374                 $passed3 = $result == $str;
 375                 $help = "";
 376                 if(!$passed3) {
 377                         $help .= t('The command line version of PHP on your system does not have "register_argc_argv" enabled.'). EOL;
 378                         $help .= t('This is required for message delivery to work.');
 379                 }
 380                 check_add($checks, t('PHP register_argc_argv'), $passed3, true, $help);
 381         }
 382
 383
 384 }
 385
 386 function check_keys(&$checks) {
 387
 388         $help = '';
 389
 390         $res = false;
 391
 392         if (function_exists('openssl_pkey_new')) {
 393                 $res = openssl_pkey_new(array(
 394                         'digest_alg'       => 'sha1',
 395                         'private_key_bits' => 4096,
 396                         'encrypt_key'      => false
 397                 ));
 398         }
 399
 400         // Get private key
 401
 402         if (! $res) {
 403                 $help .= t('Error: the "openssl_pkey_new" function on this system is not able to generate encryption keys'). EOL;
 404                 $help .= t('If running under Windows, please see "http://www.php.net/manual/en/openssl.installation.php".');
 405         }
 406         check_add($checks, t('Generate encryption keys'), $res, true, $help);
 407
 408 }
 409
 410
 411 function check_funcs(&$checks) {
 412         $ck_funcs = array();
 413         check_add($ck_funcs, t('libCurl PHP module'), true, true, "");
 414         check_add($ck_funcs, t('GD graphics PHP module'), true, true, "");
 415         check_add($ck_funcs, t('OpenSSL PHP module'), true, true, "");
 416         check_add($ck_funcs, t('mysqli PHP module'), true, true, "");
 417         check_add($ck_funcs, t('mb_string PHP module'), true, true, "");
 418         check_add($ck_funcs, t('XML PHP module'), true, true, "");
 419         check_add($ck_funcs, t('iconv module'), true, true, "");
 420
 421         if (function_exists('apache_get_modules')){
 422                 if (! in_array('mod_rewrite',apache_get_modules())) {
 423                         check_add($ck_funcs, t('Apache mod_rewrite module'), false, true, t('Error: Apache webserver mod-rewrite module is required but not installed.'));
 424                 } else {
 425                         check_add($ck_funcs, t('Apache mod_rewrite module'), true, true, "");
 426                 }
 427         }
 428
 429         if (! function_exists('curl_init')){
 430                 $ck_funcs[0]['status']= false;
 431                 $ck_funcs[0]['help']= t('Error: libCURL PHP module required but not installed.');
 432         }
 433         if (! function_exists('imagecreatefromjpeg')){
 434                 $ck_funcs[1]['status']= false;
 435                 $ck_funcs[1]['help']= t('Error: GD graphics PHP module with JPEG support required but not installed.');
 436         }
 437         if (! function_exists('openssl_public_encrypt')) {
 438                 $ck_funcs[2]['status']= false;
 439                 $ck_funcs[2]['help']= t('Error: openssl PHP module required but not installed.');
 440         }
 441         if (! function_exists('mysqli_connect')){
 442                 $ck_funcs[3]['status']= false;
 443                 $ck_funcs[3]['help']= t('Error: mysqli PHP module required but not installed.');
 444         }
 445         if (! function_exists('mb_strlen')){
 446                 $ck_funcs[4]['status']= false;
 447                 $ck_funcs[4]['help']= t('Error: mb_string PHP module required but not installed.');
 448         }
 449         if (! function_exists('iconv_strlen')){
 450                 $ck_funcs[7]['status']= false;
 451                 $ck_funcs[7]['help']= t('Error: iconv PHP module required but not installed.');
 452         }
 453
 454         $checks = array_merge($checks, $ck_funcs);
 455
 456         // check for XML DOM Documents being able to be generated
 457         try {
 458                 $xml = new DOMDocument();
 459         } catch (Exception $e) {
 460                 $ck_funcs[6]['status'] = false;
 461                 $ck_funcs[6]['help'] = t('Error, XML PHP module required but not installed.');
 462         }
 463 }
 464
 465
 466 function check_htconfig(&$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         $status = true;
 501         $help = "";
 502         if (function_exists('curl_init')) {
 503                 $test = fetch_url(App::get_baseurl()."/install/testrewrite");
 504
 505                 if ($test!="ok") {
 506                         $test = fetch_url(normalise_link(App::get_baseurl()."/install/testrewrite"));
 507                 }
 508
 509                 if ($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, $help);
 514         } else {
 515                 // cannot check modrewrite if libcurl is not installed
 516                 /// @TODO Maybe issue warning here?
 517         }
 518 }
 519
 520 function check_imagik(&$checks) {
 521         $imagick = false;
 522         $gif = false;
 523
 524         if (class_exists('Imagick')) {
 525                 $imagick = true;
 526                 $supported = Photo::supportedTypes();
 527                 if (array_key_exists('image/gif', $supported)) {
 528                         $gif = true;
 529                 }
 530         }
 531         if ($imagick == false) {
 532                 check_add($checks, t('ImageMagick PHP extension is not installed'), $imagick, false, "");
 533         } else {
 534                 check_add($checks, t('ImageMagick PHP extension is installed'), $imagick, false, "");
 535                 if ($imagick) {
 536                         check_add($checks, t('ImageMagick supports GIF'), $gif, false, "");
 537                 }
 538         }
 539 }
 540
 541 function manual_config(App $a) {
 542         $data = htmlentities($a->data['txt'],ENT_COMPAT,'UTF-8');
 543         $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.');
 544         $o .= "<textarea rows=\"24\" cols=\"80\" >$data</textarea>";
 545         return $o;
 546 }
 547
 548 function load_database_rem($v, $i){
 549         $l = trim($i);
 550         if (strlen($l)>1 && ($l[0]=="-" || ($l[0]=="/" && $l[1]=="*"))){
 551                 return $v;
 552         } else  {
 553                 return $v."\n".$i;
 554         }
 555 }
 556
 557 function load_database($db) {
 558
 559         require_once("include/dbstructure.php");
 560         $errors = update_structure(false, true);
 561
 562 /*      $str = file_get_contents('database.sql');
 563         $arr = explode(';',$str);
 564         $errors = false;
 565         foreach($arr as $a) {
 566                 if(strlen(trim($a))) {
 567                         $r = @$db->q(trim($a));
 568                         if(false === $r) {
 569                                 $errors .=  t('Errors encountered creating database tables.') . $a . EOL;
 570                         }
 571                 }
 572         }*/
 573
 574         return $errors;
 575 }
 576
 577 function what_next() {
 578         $baseurl = App::get_baseurl();
 579         return
 580                 t('<h1>What next</h1>')
 581                 ."<p>".t('IMPORTANT: You will need to [manually] setup a scheduled task for the poller.')
 582                 .t('Please see the file "INSTALL.txt".')
 583                 ."</p><p>"
 584                 .t("Go to your new Friendica node <a href='$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.")
 585                 ."</p>";
 586 }
 587
 588