<?php /** * StatusNet - the distributed open-source microblogging tool * Copyright (C) 2009, StatusNet, Inc. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ define('INSTALLDIR', dirname(__FILE__)); function main() { if (!checkPrereqs()) { return; } if ($_SERVER['REQUEST_METHOD'] == 'POST') { handlePost(); } else { showForm(); } } function checkPrereqs() { $pass = true; if (file_exists(INSTALLDIR.'/config.php')) { ?><p class="error">Config file "config.php" already exists.</p> <?php $pass = false; } if (version_compare(PHP_VERSION, '5.2.3', '<')) { ?><p class="error">Require PHP version 5.2.3 or greater.</p><?php $pass = false; } $reqs = array('gd', 'curl', 'xmlwriter', 'mbstring'); foreach ($reqs as $req) { if (!checkExtension($req)) { ?><p class="error">Cannot load required extension: <code><?php echo $req; ?></code></p><?php $pass = false; } } if (!checkExtension('pgsql') && !checkExtension('mysql')) { ?><p class="error">Cannot find mysql or pgsql extension. You need one or the other: <code><?php echo $req; ?></code></p><?php $pass = false; } if (!is_writable(INSTALLDIR)) { ?><p class="error">Cannot write config file to: <code><?php echo INSTALLDIR; ?></code></p> <p>On your server, try this command: <code>chmod a+w <?php echo INSTALLDIR; ?></code> <?php $pass = false; } // Check the subdirs used for file uploads $fileSubdirs = array('avatar', 'background', 'file'); foreach ($fileSubdirs as $fileSubdir) { $fileFullPath = INSTALLDIR."/$fileSubdir/"; if (!is_writable($fileFullPath)) { ?><p class="error">Cannot write <?php echo $fileSubdir; ?> directory: <code><?php echo $fileFullPath; ?></code></p> <p>On your server, try this command: <code>chmod a+w <?php echo $fileFullPath; ?></code></p> <?php $pass = false; } } return $pass; } function checkExtension($name) { if (!extension_loaded($name)) { if (!dl($name.'.so')) { return false; } } return true; } function showForm() { echo<<<E_O_T </ul> </dd> </dl> <dl id="page_notice" class="system_notice"> <dt>Page notice</dt> <dd> <div class="instructions"> <p>Enter your database connection information below to initialize the database.</p> </div> </dd> </dl> <form method="post" action="install.php" class="form_settings" id="form_install"> <fieldset> <legend>Connection settings</legend> <ul class="form_data"> <li> <label for="sitename">Site name</label> <input type="text" id="sitename" name="sitename" /> <p class="form_guide">The name of your site</p> </li> <li> <label for="fancy-enable">Fancy URLs</label> <input type="radio" name="fancy" id="fancy-enable" value="enable" checked='checked' /> enable<br /> <input type="radio" name="fancy" id="fancy-disable" value="" /> disable<br /> <p class="form_guide" id='fancy-form_guide'>Enable fancy (pretty) URLs. Auto-detection failed, it depends on Javascript.</p> </li> <li> <label for="host">Hostname</label> <input type="text" id="host" name="host" /> <p class="form_guide">Database hostname</p> </li> <li> <label for="dbtype">Type</label> <input type="radio" name="dbtype" id="fancy-mysql" value="mysql" checked='checked' /> MySQL<br /> <input type="radio" name="dbtype" id="dbtype-pgsql" value="pgsql" /> PostgreSQL<br /> <p class="form_guide">Database type</p> </li> <li> <label for="database">Name</label> <input type="text" id="database" name="database" /> <p class="form_guide">Database name</p> </li> <li> <label for="username">Username</label> <input type="text" id="username" name="username" /> <p class="form_guide">Database username</p> </li> <li> <label for="password">Password</label> <input type="password" id="password" name="password" /> <p class="form_guide">Database password (optional)</p> </li> </ul> <input type="submit" name="submit" class="submit" value="Submit" /> </fieldset> </form> E_O_T; } function updateStatus($status, $error=false) { ?> <li <?php echo ($error) ? 'class="error"': ''; ?>><?php echo $status;?></li> <?php } function handlePost() { ?> <?php $host = $_POST['host']; $dbtype = $_POST['dbtype']; $database = $_POST['database']; $username = $_POST['username']; $password = $_POST['password']; $sitename = $_POST['sitename']; $fancy = !empty($_POST['fancy']); $server = $_SERVER['HTTP_HOST']; $path = substr(dirname($_SERVER['PHP_SELF']), 1); ?> <dl class="system_notice"> <dt>Page notice</dt> <dd> <ul> <?php $fail = false; if (empty($host)) { updateStatus("No hostname specified.", true); $fail = true; } if (empty($database)) { updateStatus("No database specified.", true); $fail = true; } if (empty($username)) { updateStatus("No username specified.", true); $fail = true; } // if (empty($password)) { // updateStatus("No password specified.", true); // $fail = true; // } if (empty($sitename)) { updateStatus("No sitename specified.", true); $fail = true; } if($fail){ showForm(); return; } switch($dbtype) { case 'mysql': $db = mysql_db_installer($host, $database, $username, $password); break; case 'pgsql': $db = pgsql_db_installer($host, $database, $username, $password); break; default: } if (!$db) { // database connection failed, do not move on to create config file. return false; } updateStatus("Writing config file..."); $res = writeConf($sitename, $server, $path, $fancy, $db); if (!$res) { updateStatus("Can't write config file.", true); showForm(); return; } /* TODO https needs to be considered */ $link = "http://".$server.'/'.$path; updateStatus("StatusNet has been installed at $link"); updateStatus("You can visit your <a href='$link'>new StatusNet site</a>."); ?> <?php } function pgsql_db_installer($host, $database, $username, $password) { $connstring = "dbname=$database host=$host user=$username"; //No password would mean trust authentication used. if (!empty($password)) { $connstring .= " password=$password"; } updateStatus("Starting installation..."); updateStatus("Checking database..."); $conn = pg_connect($connstring); if ($conn ===false) { updateStatus("Failed to connect to database: $connstring"); showForm(); return false; } //ensure database encoding is UTF8 $record = pg_fetch_object(pg_query($conn, 'SHOW server_encoding')); if ($record->server_encoding != 'UTF8') { updateStatus("StatusNet requires UTF8 character encoding. Your database is ". htmlentities($record->server_encoding)); showForm(); return false; } updateStatus("Running database script..."); //wrap in transaction; pg_query($conn, 'BEGIN'); $res = runDbScript(INSTALLDIR.'/db/laconica_pg.sql', $conn, 'pgsql'); if ($res === false) { updateStatus("Can't run database script.", true); showForm(); return false; } foreach (array('sms_carrier' => 'SMS carrier', 'notice_source' => 'notice source', 'foreign_services' => 'foreign service') as $scr => $name) { updateStatus(sprintf("Adding %s data to database...", $name)); $res = runDbScript(INSTALLDIR.'/db/'.$scr.'.sql', $conn, 'pgsql'); if ($res === false) { updateStatus(sprintf("Can't run %d script.", $name), true); showForm(); return false; } } pg_query($conn, 'COMMIT'); if (empty($password)) { $sqlUrl = "pgsql://$username@$host/$database"; } else { $sqlUrl = "pgsql://$username:$password@$host/$database"; } $db = array('type' => 'pgsql', 'database' => $sqlUrl); return $db; } function mysql_db_installer($host, $database, $username, $password) { updateStatus("Starting installation..."); updateStatus("Checking database..."); $conn = mysql_connect($host, $username, $password); if (!$conn) { updateStatus("Can't connect to server '$host' as '$username'.", true); showForm(); return false; } updateStatus("Changing to database..."); $res = mysql_select_db($database, $conn); if (!$res) { updateStatus("Can't change to database.", true); showForm(); return false; } updateStatus("Running database script..."); $res = runDbScript(INSTALLDIR.'/db/laconica.sql', $conn); if ($res === false) { updateStatus("Can't run database script.", true); showForm(); return false; } foreach (array('sms_carrier' => 'SMS carrier', 'notice_source' => 'notice source', 'foreign_services' => 'foreign service') as $scr => $name) { updateStatus(sprintf("Adding %s data to database...", $name)); $res = runDbScript(INSTALLDIR.'/db/'.$scr.'.sql', $conn); if ($res === false) { updateStatus(sprintf("Can't run %d script.", $name), true); showForm(); return false; } } $sqlUrl = "mysqli://$username:$password@$host/$database"; $db = array('type' => 'mysql', 'database' => $sqlUrl); return $db; } function writeConf($sitename, $server, $path, $fancy, $db) { // assemble configuration file in a string $cfg = "<?php\n". "if (!defined('LACONICA')) { exit(1); }\n\n". // site name "\$config['site']['name'] = '$sitename';\n\n". // site location "\$config['site']['server'] = '$server';\n". "\$config['site']['path'] = '$path'; \n\n". // checks if fancy URLs are enabled ($fancy ? "\$config['site']['fancy'] = true;\n\n":''). // database "\$config['db']['database'] = '{$db['database']}';\n\n". ($db['type'] == 'pgsql' ? "\$config['db']['quote_identifiers'] = true;\n\n":''). "\$config['db']['type'] = '{$db['type']}';\n\n". "?>"; // write configuration file out to install directory $res = file_put_contents(INSTALLDIR.'/config.php', $cfg); return $res; } function runDbScript($filename, $conn, $type = 'mysql') { $sql = trim(file_get_contents($filename)); $stmts = explode(';', $sql); foreach ($stmts as $stmt) { $stmt = trim($stmt); if (!mb_strlen($stmt)) { continue; } switch ($type) { case 'mysql': $res = mysql_query($stmt, $conn); break; case 'pgsql': $res = pg_query($conn, $stmt); break; default: updateStatus("runDbScript() error: unknown database type ". $type ." provided."); } if ($res === false) { updateStatus("FAILED SQL: $stmt"); return $res; } } return true; } ?> <?php echo"<?"; ?> xml version="1.0" encoding="UTF-8" <?php echo "?>"; ?> <!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en_US" lang="en_US"> <head> <title>Install StatusNet</title> <link rel="shortcut icon" href="favicon.ico"/> <link rel="stylesheet" type="text/css" href="theme/default/css/display.css?version=0.8" media="screen, projection, tv"/> <!--[if IE]><link rel="stylesheet" type="text/css" href="theme/base/css/ie.css?version=0.8" /><![endif]--> <!--[if lte IE 6]><link rel="stylesheet" type="text/css" theme/base/css/ie6.css?version=0.8" /><![endif]--> <!--[if IE]><link rel="stylesheet" type="text/css" href="theme/default/css/ie.css?version=0.8" /><![endif]--> <script src="js/jquery.min.js"></script> <script src="js/install.js"></script> </head> <body id="install"> <div id="wrap"> <div id="header"> <address id="site_contact" class="vcard"> <a class="url home bookmark" href="."> <img class="logo photo" src="theme/default/logo.png" alt="StatusNet"/> <span class="fn org">StatusNet</span> </a> </address> </div> <div id="core"> <div id="content"> <h1>Install StatusNet</h1> <?php main(); ?> </div> </div> </div> </body> </html>