agriget/install/index.php

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PHP
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2019-03-22 22:17:29 +08:00
<?php
function stylesheet_tag($filename, $id = false) {
$timestamp = filemtime($filename);
$id_part = $id ? "id=\"$id\"" : "";
return "<link rel=\"stylesheet\" $id_part type=\"text/css\" href=\"$filename?$timestamp\"/>\n";
}
function javascript_tag($filename) {
$query = "";
if (!(strpos($filename, "?") === FALSE)) {
$query = substr($filename, strpos($filename, "?")+1);
$filename = substr($filename, 0, strpos($filename, "?"));
}
$timestamp = filemtime($filename);
if ($query) $timestamp .= "&$query";
return "<script type=\"text/javascript\" charset=\"utf-8\" src=\"$filename?$timestamp\"></script>\n";
}
?>
<!DOCTYPE html>
<html>
<head>
<title>Agriget - Installer</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<style type="text/css">
textarea { font-size : 12px; }
</style>
<?php
echo stylesheet_tag("../css/default.css");
echo javascript_tag("../lib/prototype.js");
echo javascript_tag("../lib/dojo/dojo.js");
echo javascript_tag("../lib/dojo/tt-rss-layer.js");
?>
</head>
<body class="flat ttrss_utility installer">
<script type="text/javascript">
require(['dojo/parser', "dojo/ready", 'dijit/form/Button','dijit/form/CheckBox', 'dijit/form/Form',
'dijit/form/Select','dijit/form/TextBox','dijit/form/ValidationTextBox'],function(parser, ready){
ready(function() {
parser.parse();
});
});
</script>
<?php
// could be needed because of existing config.php
function define_default($param, $value) {
//
}
function make_password($length = 12) {
$password = "";
$possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ*%+^";
$i = 0;
while ($i < $length) {
try {
$idx = function_exists("random_int") ? random_int(0, strlen($possible) - 1) : mt_rand(0, strlen($possible) - 1);
} catch (Exception $e) {
$idx = mt_rand(0, strlen($possible) - 1);
}
$char = substr($possible, $idx, 1);
if (!strstr($password, $char)) {
$password .= $char;
$i++;
}
}
return $password;
}
function sanity_check($db_type) {
$errors = array();
if (version_compare(PHP_VERSION, '5.6.0', '<')) {
array_push($errors, "PHP version 5.6.0 or newer required. You're using " . PHP_VERSION . ".");
}
if (!function_exists("curl_init") && !ini_get("allow_url_fopen")) {
array_push($errors, "PHP configuration option allow_url_fopen is disabled, and CURL functions are not present. Either enable allow_url_fopen or install PHP extension for CURL.");
}
if (!function_exists("json_encode")) {
array_push($errors, "PHP support for JSON is required, but was not found.");
}
if (!class_exists("PDO")) {
array_push($errors, "PHP support for PDO is required but was not found.");
}
if (!function_exists("mb_strlen")) {
array_push($errors, "PHP support for mbstring functions is required but was not found.");
}
if (!function_exists("hash")) {
array_push($errors, "PHP support for hash() function is required but was not found.");
}
if (!function_exists("iconv")) {
array_push($errors, "PHP support for iconv is required to handle multiple charsets.");
}
if (ini_get("safe_mode")) {
array_push($errors, "PHP safe mode setting is obsolete and not supported by agriget.");
}
if (!class_exists("DOMDocument")) {
array_push($errors, "PHP support for DOMDocument is required, but was not found.");
}
return $errors;
}
function print_error($msg) {
print "<div class='alert alert-error'>$msg</div>";
}
function print_notice($msg) {
print "<div class=\"alert alert-info\">$msg</div>";
}
function pdo_connect($host, $user, $pass, $db, $type, $port = false) {
$db_port = $port ? ';port=' . $port : '';
$db_host = $host ? ';host=' . $host : '';
try {
$pdo = new PDO($type . ':dbname=' . $db . $db_host . $db_port,
$user,
$pass);
return $pdo;
} catch (Exception $e) {
print "<div class='alert alert-danger'>" . $e->getMessage() . "</div>";
return null;
}
}
function make_config($DB_TYPE, $DB_HOST, $DB_USER, $DB_NAME, $DB_PASS,
$DB_PORT, $SELF_URL_PATH) {
$data = explode("\n", file_get_contents("../config.php-dist"));
$rv = "";
$finished = false;
foreach ($data as $line) {
if (preg_match("/define\('DB_TYPE'/", $line)) {
$rv .= "\tdefine('DB_TYPE', '$DB_TYPE');\n";
} else if (preg_match("/define\('DB_HOST'/", $line)) {
$rv .= "\tdefine('DB_HOST', '$DB_HOST');\n";
} else if (preg_match("/define\('DB_USER'/", $line)) {
$rv .= "\tdefine('DB_USER', '$DB_USER');\n";
} else if (preg_match("/define\('DB_NAME'/", $line)) {
$rv .= "\tdefine('DB_NAME', '$DB_NAME');\n";
} else if (preg_match("/define\('DB_PASS'/", $line)) {
$rv .= "\tdefine('DB_PASS', '$DB_PASS');\n";
} else if (preg_match("/define\('DB_PORT'/", $line)) {
$rv .= "\tdefine('DB_PORT', '$DB_PORT');\n";
} else if (preg_match("/define\('SELF_URL_PATH'/", $line)) {
$rv .= "\tdefine('SELF_URL_PATH', '$SELF_URL_PATH');\n";
} else if (!$finished) {
$rv .= "$line\n";
}
if (preg_match("/\?\>/", $line)) {
$finished = true;
}
}
return $rv;
}
function is_server_https() {
return (!empty($_SERVER['HTTPS']) && ($_SERVER['HTTPS'] != 'off')) || (!empty($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https');
}
function make_self_url_path() {
$url_path = (is_server_https() ? 'https://' : 'http://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
return $url_path;
}
?>
<h1>Agriget Installer</h1>
<div class='content'>
<?php
if (file_exists("../data/config.php")) {
require "../data/config.php";
if (!defined('_INSTALLER_IGNORE_CONFIG_CHECK')) {
print_error("Error: config.php already exists in data directory; aborting.");
print "<form method='GET' action='../index.php'>
<button type='submit' dojoType='dijit.form.Button' class='alt-primary'>Return to Agriget</button>
</form>";
exit;
}
}
@$op = $_REQUEST['op'];
@$DB_HOST = strip_tags($_POST['DB_HOST']);
@$DB_TYPE = strip_tags($_POST['DB_TYPE']);
@$DB_USER = strip_tags($_POST['DB_USER']);
@$DB_NAME = strip_tags($_POST['DB_NAME']);
@$DB_PASS = strip_tags($_POST['DB_PASS']);
@$DB_PORT = strip_tags($_POST['DB_PORT']);
@$SELF_URL_PATH = strip_tags($_POST['SELF_URL_PATH']);
if (!$SELF_URL_PATH) {
$SELF_URL_PATH = preg_replace("/\/install\/$/", "/", make_self_url_path());
}
?>
<form action="" method="post">
<input type="hidden" name="op" value="testconfig">
<h2>Database settings</h2>
<?php
$issel_pgsql = $DB_TYPE == "pgsql" ? "selected='selected'" : "";
$issel_mysql = $DB_TYPE == "mysql" ? "selected='selected'" : "";
?>
<fieldset>
<label>Database type:</label>
<select name="DB_TYPE" dojoType="dijit.form.Select">
<option <?php echo $issel_pgsql ?> value="pgsql">PostgreSQL</option>
<option <?php echo $issel_mysql ?> value="mysql">MySQL</option>
</select>
</fieldset>
<fieldset>
<label>Username:</label>
<input dojoType="dijit.form.TextBox" required name="DB_USER" size="20" value="<?php echo $DB_USER ?>"/>
</fieldset>
<fieldset>
<label>Password:</label>
<input dojoType="dijit.form.TextBox" name="DB_PASS" size="20" type="password" value="<?php echo $DB_PASS ?>"/>
</fieldset>
<fieldset>
<label>Database name:</label>
<input dojoType="dijit.form.TextBox" required name="DB_NAME" size="20" value="<?php echo $DB_NAME ?>"/>
</fieldset>
<fieldset>
<label>Host name:</label>
<input dojoType="dijit.form.TextBox" name="DB_HOST" size="20" value="<?php echo $DB_HOST ?>"/>
<span class="hint">If needed</span>
</fieldset>
<fieldset>
<label>Port:</label>
<input dojoType="dijit.form.TextBox" name="DB_PORT" type="number" size="20" value="<?php echo $DB_PORT ?>"/>
<span class="hint">Usually 3306 for MySQL or 5432 for PostgreSQL</span>
</fieldset>
<h2>Other settings</h2>
<p>This should be set to the location your Agriget will be available on.</p>
<fieldset>
<label>Agriget URL:</label>
<input dojoType="dijit.form.TextBox" type="url" name="SELF_URL_PATH" placeholder="<?php echo $SELF_URL_PATH; ?>" value="<?php echo $SELF_URL_PATH ?>"/>
</fieldset>
<p><button type="submit" dojoType="dijit.form.Button" class="alt-primary">Test configuration</button></p>
</form>
<?php if ($op == 'testconfig') { ?>
<h2>Checking configuration</h2>
<?php
$errors = sanity_check($DB_TYPE);
if (count($errors) > 0) {
print "<p>Some configuration tests failed. Please correct them before continuing.</p>";
print "<ul>";
foreach ($errors as $error) {
print "<li style='color : red'>$error</li>";
}
print "</ul>";
exit;
}
$notices = array();
if (!function_exists("curl_init")) {
array_push($notices, "It is highly recommended to enable support for CURL in PHP.");
}
if (function_exists("curl_init") && ini_get("open_basedir")) {
array_push($notices, "CURL and open_basedir combination breaks support for HTTP redirects. See the FAQ for more information.");
}
if (!function_exists("idn_to_ascii")) {
array_push($notices, "PHP support for Internationalization Functions is required to handle Internationalized Domain Names.");
}
if ($DB_TYPE == "mysql" && !function_exists("mysqli_connect")) {
array_push($notices, "PHP extension for MySQL (mysqli) is missing. This may prevent legacy plugins from working.");
}
if ($DB_TYPE == "pgsql" && !function_exists("pg_connect")) {
array_push($notices, "PHP extension for PostgreSQL is missing. This may prevent legacy plugins from working.");
}
if (count($notices) > 0) {
print_notice("Configuration check succeeded with minor problems:");
print "<ul>";
foreach ($notices as $notice) {
print "<li>$notice</li>";
}
print "</ul>";
} else {
print_notice("Configuration check succeeded.");
}
?>
<h2>Checking database</h2>
<?php
$pdo = pdo_connect($DB_HOST, $DB_USER, $DB_PASS, $DB_NAME, $DB_TYPE, $DB_PORT);
if (!$pdo) {
print_error("Unable to connect to database using specified parameters (driver: $DB_TYPE).");
exit;
}
print_notice("Database test succeeded.");
?>
<h2>Initialize database</h2>
<p>Before you can start using agriget, database needs to be initialized. Click on the button below to do that now.</p>
<?php
$res = $pdo->query("SELECT true FROM ttrss_feeds");
if ($res && $res->fetch()) {
print_error("Some agriget data already exists in this database. If you continue with database initialization your current data <b>WILL BE LOST</b>.");
$need_confirm = true;
} else {
$need_confirm = false;
}
?>
<table><tr><td>
<form method="post">
<input type="hidden" name="op" value="installschema">
<input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
<input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
<input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
<input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
<input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
<input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
<input type="hidden" name="SELF_URL_PATH" value="<?php echo $SELF_URL_PATH ?>"/>
<p>
<?php if ($need_confirm) { ?>
<button onclick="return confirm('Please read the warning above. Continue?')" type="submit"
class="alt-danger" dojoType="dijit.form.Button">Initialize database</button>
<?php } else { ?>
<button type="submit" class="alt-danger" dojoType="dijit.form.Button">Initialize database</button>
<?php } ?>
</p>
</form>
</td><td>
<form method="post">
<input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
<input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
<input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
<input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
<input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
<input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
<input type="hidden" name="SELF_URL_PATH" value="<?php echo $SELF_URL_PATH ?>"/>
<input type="hidden" name="op" value="skipschema">
<p><button type="submit" dojoType="dijit.form.Button">Skip initialization</button></p>
</form>
</td></tr></table>
<?php
} else if ($op == 'installschema' || $op == 'skipschema') {
$pdo = pdo_connect($DB_HOST, $DB_USER, $DB_PASS, $DB_NAME, $DB_TYPE, $DB_PORT);
if (!$pdo) {
print_error("Unable to connect to database using specified parameters.");
exit;
}
if ($op == 'installschema') {
print "<h2>Initializing database...</h2>";
$lines = explode(";", preg_replace("/[\r\n]/", "",
file_get_contents("../schema/ttrss_schema_".basename($DB_TYPE).".sql")));
foreach ($lines as $line) {
if (strpos($line, "--") !== 0 && $line) {
$res = $pdo->query($line);
if (!$res) {
print_notice("Query: $line");
print_error("Error: " . implode(", ", $this->pdo->errorInfo()));
}
}
}
print_notice("Database initialization completed.");
} else {
print_notice("Database initialization skipped.");
}
print "<h2>Generated configuration file</h2>";
print "<p>Copy following text and save as <code>config.php</code> in the data directory. It is suggested to read through the file to the end in case you need any options changed fom default values.</p>";
print "<p>After copying the file, you will be able to login with default username and password combination: <code>admin</code> and <code>password</code>. Don't forget to change the password immediately!</p>"; ?>
<form action="" method="post">
<input type="hidden" name="op" value="saveconfig">
<input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
<input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
<input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
<input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
<input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
<input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
<input type="hidden" name="SELF_URL_PATH" value="<?php echo $SELF_URL_PATH ?>"/>
<?php print "<textarea rows='20' style='width : 100%'>";
echo make_config($DB_TYPE, $DB_HOST, $DB_USER, $DB_NAME, $DB_PASS,
$DB_PORT, $SELF_URL_PATH);
print "</textarea>"; ?>
<hr/>
<?php if (is_writable("../data")) { ?>
<p>We can also try saving the file automatically now.</p>
<p><button type="submit" dojoType='dijit.form.Button' class='alt-primary'>Save configuration</button></p>
</form>
<?php } else {
print_error("Unfortunately, data directory is not writable, so we're unable to save config.php automatically.");
}
print_notice("You can generate the file again by changing the form above.");
} else if ($op == "saveconfig") {
print "<h2>Saving configuration file to parent directory...</h2>";
if (!file_exists("../data/config.php")) {
$fp = fopen("../data/config.php", "w");
if ($fp) {
$written = fwrite($fp, make_config($DB_TYPE, $DB_HOST,
$DB_USER, $DB_NAME, $DB_PASS,
$DB_PORT, $SELF_URL_PATH));
if ($written > 0) {
print_notice("Successfully saved config.php. You can try <a href=\"..\">loading agriget now</a>.");
} else {
print_notice("Unable to write into config.php in data directory.");
}
fclose($fp);
} else {
print_error("Unable to open config.php in data directory for writing.");
}
} else {
print_error("config.php already present in data directory, refusing to overwrite.");
}
}
?>
</div>
</body>
</html>