1 files changed, 98 insertions, 0 deletions
diff --git a/public/install.php b/public/install.php
new file mode 100755
index 0000000..09cbe63
--- /dev/null
+++ b/public/install.php
@@ -0,0 +1,98 @@
+<?php
+require_once '../app/app.php';
+
+// This is an helper function returning an html table row to avoid code duplication
+function installStatus(string $str, string $msg, bool $result) : string
+{
+    $class = ($result) ? 'ok' : 'fail';
+    return '<tr><td>' . $str . '</td><td class="' . $class . '">' . $msg . '</td></tr>';
+}
+
+// If the config file exists and the auth variables are set, moonmoon is already installed
+if ($PlanetConfig::isInstalled()) {
+    $status = 'installed';
+} elseif (isset($_POST['url'])) {
+    // Do no try to use the file of an invalid locale
+    if (strstr($_POST['locale'], '..') !== false
+    || !file_exists(__DIR__ . "/app/l10n/${_REQUEST['locale']}.lang")) {
+        $_POST['locale'] = 'en';
+    }
+
+    $save = array();
+    //Save config file
+    $config = array_merge(PlanetConfig::$defaultConfig, [
+        'url'    => $_POST['url'],
+        'name'   => filter_var($_POST['title'], FILTER_SANITIZE_SPECIAL_CHARS),
+        'locale' => $_POST['locale'],
+    ]);
+
+    $CreatePlanetConfig = new PlanetConfig($config);
+    $save['config'] = file_put_contents(config_path('config.yml'), $CreatePlanetConfig->toYaml());
+
+    OpmlManager::save(new Opml(), config_path('people.opml'));
+
+    //Save password
+    $save['password'] = file_put_contents(
+        config_path('pwd.inc.php'),
+        sprintf('<?php $login="admin"; $password="%s"; ?>', hash('sha256', $_POST['password']))
+    );
+
+    if (0 != ($save['config'] + $save['password'])) {
+        $status = 'installed';
+    }
+} else {
+    // We start by malking sure we have PHP5 as a base requirement
+    if (version_compare(PHP_VERSION, '7.2.0') >= 0) {
+        $strInstall = installStatus('Server is running at least PHP 7.2', 'OK', true);
+        $strRecommendation = '';
+    } else {
+        $strInstall = installStatus('Server is running at least PHP 7.2', 'FAIL', false);
+        $strRecommendation = '<li>Check your server documentation to activate at least PHP 7.2</li>';
+    }
+
+    $required_extensions = [
+        'dom',       // moonmoon, simplepie
+        'curl',      // simplepie
+        'iconv',     // simplepie
+        'libxml',    // moonmoon, simplepie
+        'mbstring',  // simplepie
+        'pcre',      // moonmoon
+        'xml',       // moonmoon, simplepie
+        'xmlreader', // moonmoon, simplepie
+        'zlib'       // simplepie
+    ];
+    foreach ($required_extensions as $ext) {
+        if (extension_loaded($ext) === true) {
+            $strInstall .= installStatus("PHP extension <code>$ext</code> is present", 'OK', true);
+        } else {
+            $strInstall .= installStatus("PHP extension <code>$ext</code> is present", 'FAIL', false);
+            $strRecommendation .= "<li>Install PHP extension <code>$ext</code> on your server</li>";
+        }
+    }
+
+    // Writable file requirements
+    $tests = array(
+        config_path('config.yml'),
+        config_path('people.opml'),
+        config_path('pwd.inc.php'),
+        cache_path('test_cache'),
+    );
+
+    // We now test that all required files and directories are writable.
+    foreach ($tests as $filename) {
+        if (touch($filename)) {
+            $strInstall .= installStatus("<code>$filename</code> is writable", 'OK', true);
+            if (is_file($filename)) {
+                unlink($filename);
+            }
+        } else {
+            $strInstall .= installStatus("<code>$filename</code> is writable", 'FAIL', false);
+            $strRecommendation .= "<li>Make <code>$filename</code> writable with CHMOD</li>";
+        }
+    }
+
+    // We can now decide if we install moonmoon or not
+    $status = ($strRecommendation != '') ? 'error' : 'install';
+}
+
+require_once views_path('install.tpl.php');