moving isset test to same place as others

[squirrelmail.git] / functions / file_prefs.php

diff --git a/functions/file_prefs.php b/functions/file_prefs.php
index e4128326f0cac98a183061acd01421b56800cf90..418f05acf2023474d2fd10dbafb3c8cdbd6e63ac 100644 (file)
--- a/functions/file_prefs.php
+++ b/functions/file_prefs.php
@@ -8,7 +8,7 @@
  *
  * This contains functions for manipulating user preferences in files
  *
- * $Id$
+ * @version $Id$
  * @package squirrelmail
  */
 
@@ -20,14 +20,16 @@ include_once(SM_PATH . 'functions/display_messages.php');
  */
 function cachePrefValues($data_dir, $username) {
     global $prefs_are_cached, $prefs_cache;
-       
+
+    sqgetGlobalVar('prefs_are_cached', $prefs_are_cached, SQ_SESSION );
     if ( isset($prefs_are_cached) && $prefs_are_cached) {
+        sqgetGlobalVar('prefs_cache', $prefs_cache, SQ_SESSION );
         return;
     }
-    
+
     sqsession_unregister('prefs_cache');
     sqsession_unregister('prefs_are_cached');
-    
+
     /* Calculate the filename for the user's preference file */
     $filename = getHashedFile($username, $data_dir, "$username.pref");
 
@@ -82,7 +84,7 @@ function cachePrefValues($data_dir, $username) {
     sqsession_register($prefs_cache, 'prefs_cache');
     sqsession_register($prefs_are_cached, 'prefs_are_cached');
 }
-   
+
 /**
  * Return the value for the preference given by $string.
  */
@@ -91,15 +93,15 @@ function getPref($data_dir, $username, $string, $default = '') {
 
     $result = do_hook_function('get_pref_override',array($username,$string));
     if (!$result) {
-       cachePrefValues($data_dir, $username);
-       if (isset($prefs_cache[$string])) {
-           $result = $prefs_cache[$string];
-       } else {
-           $result = do_hook_function('get_pref', array($username,$string));
-           if (!$result) {         
-               $result = $default;
-           }
-       }
+        cachePrefValues($data_dir, $username);
+        if (isset($prefs_cache[$string])) {
+            $result = $prefs_cache[$string];
+        } else {
+            $result = do_hook_function('get_pref', array($username,$string));
+            if (!$result) {
+                $result = $default;
+            }
+        }
     }
     return ($result);
 }
@@ -109,7 +111,7 @@ function getPref($data_dir, $username, $string, $default = '') {
  */
 function savePrefValues($data_dir, $username) {
     global $prefs_cache;
-   
+
     $filename = getHashedFile($username, $data_dir, "$username.pref");
 
     /* Open the file for writing, or else display an error to the user. */
@@ -143,11 +145,11 @@ function removePref($data_dir, $username, $string) {
     global $prefs_cache;
 
     cachePrefValues($data_dir, $username);
- 
+
     if (isset($prefs_cache[$string])) {
         unset($prefs_cache[$string]);
     }
- 
+
     savePrefValues($data_dir, $username);
 }
 
@@ -196,9 +198,9 @@ function checkForPrefs($data_dir, $username, $filename = '') {
         /* Otherwise, report an error. */
         $errTitle = sprintf( _("Error opening %s"), $default_pref );
         if (!is_readable($default_pref)) {
-            $errString = $errTitle . "<br>\n" .
-                         _("Default preference file not found or not readable!") . "<br>\n" .
-                         _("Please contact your system administrator and report this error.") . "<br>\n";
+            $errString = $errTitle . "<br />\n" .
+                         _("Default preference file not found or not readable!") . "<br />\n" .
+                         _("Please contact your system administrator and report this error.") . "<br />\n";
             logout_error( $errString, $errTitle );
             exit;
         } else if (!@copy($default_pref, $filename)) {
@@ -207,10 +209,10 @@ function checkForPrefs($data_dir, $username, $filename = '') {
                 $user_data = posix_getpwuid(posix_getuid());
                 $uid = $user_data['name'];
             }
-            $errString = $errTitle . '<br>' .
-                       _("Could not create initial preference file!") . "<br>\n" .
+            $errString = $errTitle . '<br />' .
+                       _("Could not create initial preference file!") . "<br />\n" .
                        sprintf( _("%s should be writable by user %s"), $data_dir, $uid ) .
-                       "<br>\n" . _("Please contact your system administrator and report this error.") . "<br>\n";
+                       "<br />\n" . _("Please contact your system administrator and report this error.") . "<br />\n";
             logout_error( $errString, $errTitle );
             exit;
         }
@@ -221,6 +223,11 @@ function checkForPrefs($data_dir, $username, $filename = '') {
  * Write the User Signature.
  */
 function setSig($data_dir, $username, $number, $value) {
+    // Limit signature size to 64KB (database BLOB limit)
+    if (strlen($value)>65536) {
+        error_option_save(_("Signature is too big."));
+        return;
+    }
     $filename = getHashedFile($username, $data_dir, "$username.si$number");
     /* Open the file for writing, or else display an error to the user. */
     if(!$file = @fopen("$filename.tmp", 'w')) {
@@ -261,3 +268,6 @@ function getSig($data_dir, $username, $number) {
     }
     return $sig;
 }
+
+// vim: et ts=4
+?>
\ No newline at end of file