/**
* file_prefs.php
*
- * Copyright (c) 1999-2004 The SquirrelMail Project Team
- * Licensed under the GNU GPL. For full terms see the file COPYING.
- *
* This contains functions for manipulating user preferences in files
*
+ * @copyright © 1999-2006 The SquirrelMail Project Team
+ * @license http://opensource.org/licenses/gpl-license.php GNU Public License
* @version $Id$
* @package squirrelmail
+ * @subpackage prefs
+ * @since 1.2.5
*/
+/** @ignore */
+if (! defined('SM_PATH')) define('SM_PATH','../');
+
/** include this for error messages */
include_once(SM_PATH . 'functions/display_messages.php');
/**
* Check the preferences into the session cache.
+ * @param string $data_dir
+ * @param string $username
+ * @since 1.1.3
*/
function cachePrefValues($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");
sqsession_register($prefs_cache, 'prefs_cache');
sqsession_register($prefs_are_cached, 'prefs_are_cached');
}
-
+
/**
* Return the value for the preference given by $string.
+ * @param string $data_dir data directory
+ * @param string $username user name
+ * @param string $string preference name
+ * @param string $default (since 1.2.0) default preference value
+ * @return mixed
*/
function getPref($data_dir, $username, $string, $default = '') {
global $prefs_cache;
$result = do_hook_function('get_pref_override',array($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);
}
/**
* Save the preferences for this user.
+ * @param string $data_dir data directory
+ * @param string $username user name
+ * @since 1.1.3
*/
function savePrefValues($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. */
/**
* Remove a preference for the current user.
+ * @param string $data_dir data directory
+ * @param string $username user name
+ * @param string $string preference name
*/
function removePref($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.
+ * @param string $data_dir data directory
+ * @param string $username user name
+ * @param string $string preference name
+ * @param mixed $value preference value
*/
function setPref($data_dir, $username, $string, $value) {
global $prefs_cache;
/**
* Check for a preferences file. If one can not be found, create it.
+ * @param string $data_dir data directory
+ * @param string $username user name
+ * @param string $filename (since 1.2.0) preference file name.
+ * detects file name, if set to empty string.
*/
function checkForPrefs($data_dir, $username, $filename = '') {
/* First, make sure we have the filename. */
/* Then, check if the file exists. */
if (!@file_exists($filename) ) {
- /* First, check the $data_dir for the default preference file. */
+
+ /* If it does not exist, check for default_prefs */
+
+ /* First, check legacy locations: data dir */
if(substr($data_dir,-1) != '/') {
$data_dir .= '/';
}
$default_pref = $data_dir . 'default_pref';
- /* If it is not there, check the internal data directory. */
+ /* or legacy location: internal data dir */
if (!@file_exists($default_pref)) {
$default_pref = SM_PATH . 'data/default_pref';
}
- /* 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";
- logout_error( $errString, $errTitle );
- exit;
- } else if (!@copy($default_pref, $filename)) {
+ /* If no legacies, check where we'd expect it to be located:
+ * under config/ */
+ if (!@file_exists($default_pref)) {
+ $default_pref = SM_PATH . 'config/default_pref';
+ }
+
+ /* If a default_pref file found, try to copy it, if none found,
+ * try to create an empty one. If that fails, report an error.
+ */
+ if (
+ ( is_readable($default_pref) && !@copy($default_pref, $filename) ) ||
+ !@touch($filename)
+ ) {
$uid = 'httpd';
if (function_exists('posix_getuid')){
$user_data = posix_getpwuid(posix_getuid());
$uid = $user_data['name'];
}
- $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";
+ $errTitle = _("Could not create initial preference file!");
+ $errString = $errTitle . "<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";
logout_error( $errString, $errTitle );
exit;
}
/**
* Write the User Signature.
+ * @param string $data_dir data directory
+ * @param string $username user name
+ * @param integer $number (since 1.2.5) identity number.
+ * parameter was used for signature text before 1.2.5.
+ * @param string $value (since 1.2.5) signature text
*/
function setSig($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')) {
/**
* Get the signature.
+ * @param string $data_dir data directory
+ * @param string $username user name
+ * @param integer $number (since 1.2.5) identity number
+ * @return string signature
*/
function getSig($data_dir, $username, $number) {
$filename = getHashedFile($username, $data_dir, "$username.si$number");
}
return $sig;
}
+
+// vim: et ts=4
+?>
\ No newline at end of file