Use io_replaceInFile for updating auth

2 files changed, 5 insertions, 17 deletions

diff --git a/lib/plugins/acl/admin.php b/lib/plugins/acl/admin.php
index 814bbfe9c..2dfdbbda5 100644
--- a/lib/plugins/acl/admin.php
+++ b/lib/plugins/acl/admin.php
@@ -682,7 +682,6 @@ class admin_plugin_acl extends DokuWiki_Admin_Plugin {
      */
     function _acl_add($acl_scope, $acl_user, $acl_level){
         global $config_cascade;
-        $acl_config = file_get_contents($config_cascade['acl']['default']);
         $acl_user = auth_nameencode($acl_user,true);
 
         // max level for pagenames is edit
@@ -692,9 +691,7 @@ class admin_plugin_acl extends DokuWiki_Admin_Plugin {
 
         $new_acl = "$acl_scope\t$acl_user\t$acl_level\n";
 
-        $new_config = $acl_config.$new_acl;
-
-        return io_saveFile($config_cascade['acl']['default'], $new_config);
+        return io_saveFile($config_cascade['acl']['default'], $new_config, true);
     }
 
     /**
@@ -704,15 +701,11 @@ class admin_plugin_acl extends DokuWiki_Admin_Plugin {
      */
     function _acl_del($acl_scope, $acl_user){
         global $config_cascade;
-        $acl_config = file($config_cascade['acl']['default']);
         $acl_user = auth_nameencode($acl_user,true);
 
         $acl_pattern = '^'.preg_quote($acl_scope,'/').'[ \t]+'.$acl_user.'[ \t]+[0-8].*$';
 
-        // save all non!-matching
-        $new_config = preg_grep("/$acl_pattern/", $acl_config, PREG_GREP_INVERT);
-
-        return io_saveFile($config_cascade['acl']['default'], join('',$new_config));
+        return io_deleteFromFile($config_cascade['acl']['default'], "/$acl_pattern/", true);
     }
 
     /**
diff --git a/lib/plugins/authplain/auth.php b/lib/plugins/authplain/auth.php
index b31c02fc8..35cf7a802 100644
--- a/lib/plugins/authplain/auth.php
+++ b/lib/plugins/authplain/auth.php
@@ -185,14 +185,9 @@ class auth_plugin_authplain extends DokuWiki_Auth_Plugin {
 
         $userline = $this->_createUserLine($newuser, $userinfo['pass'], $userinfo['name'], $userinfo['mail'], $userinfo['grps']);
 
-        if(!$this->deleteUsers(array($user))) {
-            msg('Unable to modify user data. Please inform the Wiki-Admin', -1);
-            return false;
-        }
-
-        if(!io_saveFile($config_cascade['plainauth.users']['default'], $userline, true)) {
-            msg('There was an error modifying your user data. You should register again.', -1);
-            // FIXME, user has been deleted but not recreated, should force a logout and redirect to login page
+        if(!io_replaceInFile($config_cascade['plainauth.users']['default'], '/^'.$user.':/', $userline, true)) {
+            msg('There was an error modifying your user data. You may need to register again.', -1);
+            // FIXME, io functions should be fail-safe so existing data isn't lost
             $ACT = 'register';
             return false;
         }