X-Git-Url: https://vcs.fsf.org/?p=squirrelmail.git;a=blobdiff_plain;f=functions%2Fprefs.php;h=c37748bd98fb3e70cc00cc4d522a68b67fc1cacf;hp=d14d46a13d15775c0346d4e38defd14640060131;hb=034fddf9fea6ada6e708501c95b113ae6b9126ea;hpb=3a94810fcfcb858fb18933816735139f5d816f92

diff --git a/functions/prefs.php b/functions/prefs.php
index d14d46a1..c37748bd 100644
--- a/functions/prefs.php
+++ b/functions/prefs.php
@@ -11,195 +11,34 @@
  * $Id$
  */
 
-global $prefs_are_cached, $prefs_cache;
-if (!session_is_registered('prefs_are_cached')) {
-    $prefs_are_cached = false;
-    $prefs_cache = array();
-}
-
-/**
- * Check the preferences into the session cache.
- */
-function cachePrefValues($data_dir, $username) {
-    global $prefs_are_cached, $prefs_cache;
-       
-    if ($prefs_are_cached) {
-        return;
-    }
-
-    /* Calculate the filename for the user's preference file */
-    $filename = getHashedFile($username, $data_dir, "$username.pref");
-
-    /* A call to checkForPrefs here should take eliminate the need for */
-    /* this to be called throughout the rest of the SquirrelMail code. */
-    checkForPrefs($data_dir, $username, $filename);
-
-    /* Make sure that the preference file now DOES exist. */
-    if (!file_exists($filename)) {
-        echo sprintf (_("Preference file, %s, does not exist. Log out, and log back in to create a default preference file."), $filename) . "<br>\n";
-        exit;
-    }
-
-    $file = fopen($filename, 'r');
-
-    /* Read in the preferences. */
-    $highlight_num = 0;
-    while (! feof($file)) {
-        $pref = trim(fgets($file, 1024));
-        $equalsAt = strpos($pref, '=');
-        if ($equalsAt > 0) {
-            $key = substr($pref, 0, $equalsAt);
-            $value = substr($pref, $equalsAt + 1);
-            if (substr($key, 0, 9) == 'highlight') {
-                $key = 'highlight' . $highlight_num;
-                $highlight_num ++;
-            }
-
-            if ($value != '') {
-                $prefs_cache[$key] = $value;
-            }
-        }
-     }
-     fclose($file);
+require_once(SM_PATH . 'functions/global.php');
 
-     session_unregister('prefs_cache');
-     session_register('prefs_cache');
-       
-     $prefs_are_cached = true;
-     session_unregister('prefs_are_cached');
-     session_register('prefs_are_cached');
+if (isset($_SESSION['prefs_cache'])) {
+    $prefs_cache = $_SESSION['prefs_cache'];
 }
-   
-/**
- * Return the value for the prefernce given by $string.
- */
-function getPref($data_dir, $username, $string, $default = '') {
-    global $prefs_cache;
-    $result = '';
-
-    cachePrefValues($data_dir, $username);
-
-    if (isset($prefs_cache[$string])) {
-        $result = $prefs_cache[$string];
-    } else {
-        $result = $default;
-    }
-
-    return ($result);
+if (isset($_SESSION['prefs_are_cached'])) {
+    $prefs_are_cached = $_SESSION['prefs_are_cached'];
 }
 
-/**
- * Save the preferences for this user.
- */
-function savePrefValues($data_dir, $username) {
-    global $prefs_cache;
-   
-    $filename = getHashedFile($username, $data_dir, "$username.pref");
-
-    $file = fopen($filename, 'w');
-    foreach ($prefs_cache as $Key => $Value) {
-        if (isset($Value)) {
-            fwrite($file, $Key . '=' . $Value . "\n");
-        }
-    }
-    fclose($file);
-}
+$rg = ini_get('register_globals');
 
-/**
- * Remove a preference for the current user.
- */
-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);
-}
-
-/**
- * Set a there preference $string to $value.
- */
-function setPref($data_dir, $username, $string, $value) {
-    global $prefs_cache;
-
-    cachePrefValues($data_dir, $username);
-    if (isset($prefs_cache[$string]) && ($prefs_cache[$string] == $value)) {
-        return;
-    }
-
-    if ($value === '') {
-        removePref($data_dir, $username, $string);
-        return;
-    }
-
-    $prefs_cache[$string] = $value;
-    savePrefValues($data_dir, $username);
-}
-
-/**
- * Check for a preferences file. If one can not be found, create it.
- */
-function checkForPrefs($data_dir, $username, $filename = '') {
-    /* First, make sure we have the filename. */
-    if ($filename == '') {
-        $filename = getHashedFile($username, $data_dir, '$username.pref');
-    }
-
-    /* Then, check if the file exists. */
-    if (!@file_exists($filename) ) {
-        /* First, check the $data_dir for the default preference file. */
-        $default_pref = $data_dir . 'default_pref';
-
-        /* If it is not there, check the internal data directory. */
-        if (!@file_exists($default_pref)) {
-            $default_pref = '../data/default_pref';
-        }
-
-        /* Otherwise, report an error. */
-        if (!file_exists($default_pref)) {
-            echo _("Error opening ") . $default_pref . "<br>\n";
-            echo _("Default preference file not found!") . "<br>\n";
-            echo _("Please contact your system administrator and report this error.") . "<br>\n";
-            exit;
-        } else if (!@copy($default_pref, $filename)) {
-            echo _("Error opening ") . $default_pref . '<br>';
-            echo _("Could not create initial preference file!") . "<br>\n";
-            echo _("Please contact your system administrator and report this error.") . "<br>\n";
-            exit;
-        }
-    }
+if ( !sqsession_is_registered('prefs_are_cached') ||
+     !isset( $prefs_cache) ||
+     !is_array( $prefs_cache) ||
+     substr( phpversion(), 0, 3 ) == '4.1' ||
+     substr( phpversion(), 0, 3 ) == '4.2' ||
+     (substr( phpversion(), 0, 3 ) == '4.0' && empty($rg))) {
+    $prefs_are_cached = false;
+    $prefs_cache = array();
 }
 
-/**
- * Write the User Signature.
- */
-function setSig($data_dir, $username, $value) {
-    $filename = getHashedFile($username, $data_dir, "$username.sig");
-    $file = fopen($filename, 'w');
-    fwrite($file, $value);
-    fclose($file);
+if (isset($prefs_dsn) && !empty($prefs_dsn)) {
+    require_once(SM_PATH . 'functions/db_prefs.php');
+} else {
+    require_once(SM_PATH . 'functions/file_prefs.php');
 }
 
-/**
- * Get the signature.
- */
-function getSig($data_dir, $username) {
-    #$filename = $data_dir . $username . '.sig';
-    $filename = getHashedFile($username, $data_dir, "$username.sig");
-    $sig = '';
-    if (file_exists($filename)) {
-        $file = fopen($filename, 'r');
-        while (!feof($file)) {
-            $sig .= fgets($file, 1024);
-        }
-        fclose($file);
-    }
-    return $sig;
-}
+/* Hashing functions */
 
 function getHashedFile($username, $dir, $datafile, $hash_search = true) {
     global $dir_hash_level;
@@ -260,9 +99,9 @@ function getHashedDir($username, $dir, $hash_dirs = '') {
         $real_hash_dir .= '/' . $hash_dirs[$h];
         if (!@is_dir($real_hash_dir)) {
             if (!@mkdir($real_hash_dir, 0770)) {
-                echo sprintf(_("Error creating directory %s."), $real_hash_dir) . '<br>';
-                echo _("Could not create hashed directory structure!") . "<br>\n";
-                echo _("Please contact your system administrator and report this error.") . "<br>\n";
+                echo sprintf(_("Error creating directory %s."), $real_hash_dir) . '<br>' .
+                     _("Could not create hashed directory structure!") . "<br>\n" .
+                     _("Please contact your system administrator and report this error.") . "<br>\n";
                 exit;
             }
         }