X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=application%2Fsecurity%2FLoginManager.php;h=b795b80e74d33021a58844c7698108eafd5c0796;hb=d496fd857d86bab793e358b91f06ea2ed0b597ae;hp=0b0ce0b157b1ae3c65ce5c364e44d0b80140ab25;hpb=b49a04f796b9ad8533c53fee541132a4c2214909;p=github%2Fshaarli%2FShaarli.git

diff --git a/application/security/LoginManager.php b/application/security/LoginManager.php
index 0b0ce0b1..b795b80e 100644
--- a/application/security/LoginManager.php
+++ b/application/security/LoginManager.php
@@ -1,6 +1,9 @@
 <?php
+
 namespace Shaarli\Security;
 
+use Exception;
+use Psr\Log\LoggerInterface;
 use Shaarli\Config\ConfigManager;
 
 /**
@@ -8,9 +11,6 @@ use Shaarli\Config\ConfigManager;
  */
 class LoginManager
 {
-    /** @var string Name of the cookie set after logging in **/
-    public static $STAY_SIGNED_IN_COOKIE = 'shaarli_staySignedIn';
-
     /** @var array A reference to the $_GLOBALS array */
     protected $globals = [];
 
@@ -31,24 +31,32 @@ class LoginManager
 
     /** @var string User sign-in token depending on remote IP and credentials */
     protected $staySignedInToken = '';
+    /** @var CookieManager */
+    protected $cookieManager;
+    /** @var LoggerInterface */
+    protected $logger;
 
     /**
      * Constructor
      *
-     * @param ConfigManager  $configManager  Configuration Manager instance
+     * @param ConfigManager $configManager Configuration Manager instance
      * @param SessionManager $sessionManager SessionManager instance
+     * @param CookieManager $cookieManager CookieManager instance
+     * @param BanManager $banManager
+     * @param LoggerInterface $logger Used to log login attempts
      */
-    public function __construct($configManager, $sessionManager)
-    {
+    public function __construct(
+        ConfigManager $configManager,
+        SessionManager $sessionManager,
+        CookieManager $cookieManager,
+        BanManager $banManager,
+        LoggerInterface $logger
+    ) {
         $this->configManager = $configManager;
         $this->sessionManager = $sessionManager;
-        $this->banManager = new BanManager(
-            $this->configManager->get('security.trusted_proxies', []),
-            $this->configManager->get('security.ban_after'),
-            $this->configManager->get('security.ban_duration'),
-            $this->configManager->get('resource.ban_file', 'data/ipbans.php'),
-            $this->configManager->get('resource.log')
-        );
+        $this->cookieManager = $cookieManager;
+        $this->banManager = $banManager;
+        $this->logger = $logger;
 
         if ($this->configManager->get('security.open_shaarli') === true) {
             $this->openShaarli = true;
@@ -85,10 +93,9 @@ class LoginManager
     /**
      * Check user session state and validity (expiration)
      *
-     * @param array  $cookie     The $_COOKIE array
      * @param string $clientIpId Client IP address identifier
      */
-    public function checkLoginState($cookie, $clientIpId)
+    public function checkLoginState($clientIpId)
     {
         if (! $this->configManager->exists('credentials.login')) {
             // Shaarli is not configured yet
@@ -96,13 +103,12 @@ class LoginManager
             return;
         }
 
-        if (isset($cookie[self::$STAY_SIGNED_IN_COOKIE])
-            && $cookie[self::$STAY_SIGNED_IN_COOKIE] === $this->staySignedInToken
-        ) {
+        if ($this->staySignedInToken === $this->cookieManager->getCookieParameter(CookieManager::STAY_SIGNED_IN)) {
             // The user client has a valid stay-signed-in cookie
             // Session information is updated with the current client information
             $this->sessionManager->storeLoginInfo($clientIpId);
-        } elseif ($this->sessionManager->hasSessionExpired()
+        } elseif (
+            $this->sessionManager->hasSessionExpired()
             || $this->sessionManager->hasClientIpChanged($clientIpId)
         ) {
             $this->sessionManager->logout();
@@ -119,7 +125,7 @@ class LoginManager
      *
      * @return true when the user is logged in, false otherwise
      */
-    public function isLoggedIn()
+    public function isLoggedIn(): bool
     {
         if ($this->openShaarli) {
             return true;
@@ -130,35 +136,83 @@ class LoginManager
     /**
      * Check user credentials are valid
      *
-     * @param string $remoteIp   Remote client IP address
      * @param string $clientIpId Client IP address identifier
      * @param string $login      Username
      * @param string $password   Password
      *
      * @return bool true if the provided credentials are valid, false otherwise
      */
-    public function checkCredentials($remoteIp, $clientIpId, $login, $password)
+    public function checkCredentials($clientIpId, $login, $password)
+    {
+        // Check credentials
+        try {
+            $useLdapLogin = !empty($this->configManager->get('ldap.host'));
+            if (
+                $login === $this->configManager->get('credentials.login')
+                && (
+                    (false === $useLdapLogin && $this->checkCredentialsFromLocalConfig($login, $password))
+                    || (true === $useLdapLogin && $this->checkCredentialsFromLdap($login, $password))
+                )
+            ) {
+                $this->sessionManager->storeLoginInfo($clientIpId);
+                $this->logger->info(format_log('Login successful', $clientIpId));
+
+                return true;
+            }
+        } catch (Exception $exception) {
+            $this->logger->info(format_log('Exception while checking credentials: ' . $exception, $clientIpId));
+        }
+
+        $this->logger->info(format_log('Login failed for user ' . $login, $clientIpId));
+
+        return false;
+    }
+
+
+    /**
+     * Check user credentials from local config
+     *
+     * @param string $login      Username
+     * @param string $password   Password
+     *
+     * @return bool true if the provided credentials are valid, false otherwise
+     */
+    public function checkCredentialsFromLocalConfig($login, $password)
     {
         $hash = sha1($password . $login . $this->configManager->get('credentials.salt'));
 
-        if ($login != $this->configManager->get('credentials.login')
-            || $hash != $this->configManager->get('credentials.hash')
-        ) {
-            logm(
-                $this->configManager->get('resource.log'),
-                $remoteIp,
-                'Login failed for user ' . $login
-            );
-            return false;
-        }
+        return $login == $this->configManager->get('credentials.login')
+             && $hash == $this->configManager->get('credentials.hash');
+    }
+
+    /**
+     * Check user credentials are valid through LDAP bind
+     *
+     * @param string $remoteIp   Remote client IP address
+     * @param string $clientIpId Client IP address identifier
+     * @param string $login      Username
+     * @param string $password   Password
+     *
+     * @return bool true if the provided credentials are valid, false otherwise
+     */
+    public function checkCredentialsFromLdap($login, $password, $connect = null, $bind = null)
+    {
+        $connect = $connect ?? function ($host) {
+            $resource = ldap_connect($host);
+
+            ldap_set_option($resource, LDAP_OPT_PROTOCOL_VERSION, 3);
+
+            return $resource;
+        };
+        $bind = $bind ?? function ($handle, $dn, $password) {
+            return ldap_bind($handle, $dn, $password);
+        };
 
-        $this->sessionManager->storeLoginInfo($clientIpId);
-        logm(
-            $this->configManager->get('resource.log'),
-            $remoteIp,
-            'Login successful'
+        return $bind(
+            $connect($this->configManager->get('ldap.host')),
+            sprintf($this->configManager->get('ldap.dn'), $login),
+            $password
         );
-        return true;
     }
 
     /**