/**
* Class used to handle connections to prefs database and operations with preferences
+ *
* @package squirrelmail
* @subpackage prefs
* @since 1.1.3
+ *
*/
class dbPrefs {
/**
* @var string
*/
var $table = 'userprefs';
+
/**
* Field used to store owner of preference
* @var string
*/
var $user_field = 'user';
+
/**
* Field used to store preference name
* @var string
*/
var $key_field = 'prefkey';
+
/**
* Field used to store preference value
* @var string
* @var object
*/
var $dbh = NULL;
+
/**
* Error messages
* @var string
*/
var $error = NULL;
+
/**
* Database type (SMDB_* constants)
* Is used in setKey().
* @since 1.5.1
*/
var $user_size = 128;
+
/**
* Preference key field size
* @var integer
* @since 1.5.1
*/
var $key_size = 64;
+
/**
* Preference value field size
* @var integer
*/
var $val_size = 65536;
+
+
/**
* initialize DB connection object
+ *
* @return boolean true, if object is initialized
+ *
*/
function open() {
global $prefs_dsn, $prefs_table;
/**
* Function used to handle database connection errors
+ *
* @param object PEAR Error object
+ *
*/
function failQuery($res = NULL) {
if($res == NULL) {
/**
* Get user's prefs setting
+ *
* @param string $user user name
* @param string $key preference name
* @param mixed $default (since 1.2.5) default value
+ *
* @return mixed preference value
+ *
*/
function getKey($user, $key, $default = '') {
global $prefs_cache;
/**
* Delete user's prefs setting
+ *
* @param string $user user name
- * @param string $key preference name
+ * @param string $key preference name
+ *
* @return boolean
+ *
*/
function deleteKey($user, $key) {
global $prefs_cache;
/**
* Set user's preference
- * @param string $user user name
- * @param string $key preference name
- * @param mixed $value preference value
+ *
+ * @param string $user user name
+ * @param string $key preference name
+ * @param mixed $value preference value
+ *
* @return boolean
+ *
*/
function setKey($user, $key, $value) {
if (!$this->open()) {
/**
* Fill preference cache array
+ *
* @param string $user user name
+ *
* @since 1.2.3
+ *
*/
function fillPrefsCache($user) {
global $prefs_cache;
/**
- * returns the value for the pref $string
+ * Returns the value for the requested preference
* @ignore
*/
-function getPref($data_dir, $username, $string, $default = '') {
+function getPref($data_dir, $username, $pref_name, $default = '') {
$db = new dbPrefs;
if(isset($db->error)) {
printf( _("Preference database error (%s). Exiting abnormally"),
exit;
}
- return $db->getKey($username, $string, $default);
+ return $db->getKey($username, $pref_name, $default);
}
/**
- * Remove the pref $string
+ * Remove the desired preference setting ($pref_name)
* @ignore
*/
-function removePref($data_dir, $username, $string) {
+function removePref($data_dir, $username, $pref_name) {
global $prefs_cache;
$db = new dbPrefs;
if(isset($db->error)) {
$db->failQuery();
}
- $db->deleteKey($username, $string);
+ $db->deleteKey($username, $pref_name);
- if (isset($prefs_cache[$string])) {
- unset($prefs_cache[$string]);
+ if (isset($prefs_cache[$pref_name])) {
+ unset($prefs_cache[$pref_name]);
}
sqsession_register($prefs_cache , 'prefs_cache');
}
/**
- * sets the pref, $string, to $set_to
+ * Sets the desired preference setting ($pref_name) to whatever is in $value
* @ignore
*/
-function setPref($data_dir, $username, $string, $set_to) {
+function setPref($data_dir, $username, $pref_name, $value) {
global $prefs_cache;
- if (isset($prefs_cache[$string]) && ($prefs_cache[$string] == $set_to)) {
+ if (isset($prefs_cache[$pref_name]) && ($prefs_cache[$pref_name] == $value)) {
return;
}
- if ($set_to === '') {
- removePref($data_dir, $username, $string);
+ if ($value === '') {
+ removePref($data_dir, $username, $pref_name);
return;
}
$db->failQuery();
}
- $db->setKey($username, $string, $set_to);
- $prefs_cache[$string] = $set_to;
+ $db->setKey($username, $pref_name, $value);
+ $prefs_cache[$pref_name] = $value;
assert_options(ASSERT_ACTIVE, 1);
assert_options(ASSERT_BAIL, 1);
- assert ('$set_to == $prefs_cache[$string]');
+ assert ('$value == $prefs_cache[$pref_name]');
sqsession_register($prefs_cache , 'prefs_cache');
return;
}
* Writes the Signature
* @ignore
*/
-function setSig($data_dir, $username, $number, $string) {
+function setSig($data_dir, $username, $number, $value) {
if ($number == "g") {
$key = '___signature___';
} else {
$key = sprintf('___sig%s___', $number);
}
- setPref($data_dir, $username, $key, $string);
+ setPref($data_dir, $username, $key, $value);
return;
}
/**
* 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, $prefs_cache;
if ($equalsAt > 0) {
$key = substr($pref, 0, $equalsAt);
$value = substr($pref, $equalsAt + 1);
+
+//FIXME: this code is not in db_prefs.php that I can see
/* this is to 'rescue' old-style highlighting rules. */
if (substr($key, 0, 9) == 'highlight') {
$key = 'highlight' . $highlight_num;
$highlight_num ++;
}
+//FIXME: this code is not in db_prefs.php that I can see
if ($value != '') {
$prefs_cache[$key] = $value;
}
}
/**
- * 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 the value for the desired preference.
+ *
+ * @param string $data_dir data directory
+ * @param string $username user name
+ * @param string $pref_name preference name
+ * @param string $default (since 1.2.0) default preference value
+ *
* @return mixed
+ *
*/
-function getPref($data_dir, $username, $string, $default = '') {
+function getPref($data_dir, $username, $pref_name, $default = '') {
global $prefs_cache;
- $result = do_hook('get_pref_override', $temp=array(&$username, &$string));
+ $result = do_hook('get_pref_override', $temp=array(&$username, &$pref_name));
if (!$result) {
cachePrefValues($data_dir, $username);
- if (isset($prefs_cache[$string])) {
- $result = $prefs_cache[$string];
+ if (isset($prefs_cache[$pref_name])) {
+ $result = $prefs_cache[$pref_name];
} else {
- $result = do_hook('get_pref', $temp=array(&$username, &$string));
+ $result = do_hook('get_pref', $temp=array(&$username, &$pref_name));
if (!$result) {
$result = $default;
}
/**
* 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;
/**
* Remove a preference for the current user.
- * @param string $data_dir data directory
- * @param string $username user name
- * @param string $string preference name
+ *
+ * @param string $data_dir data directory
+ * @param string $username user name
+ * @param string $pref_name preference name
+ *
*/
-function removePref($data_dir, $username, $string) {
+function removePref($data_dir, $username, $pref_name) {
global $prefs_cache;
cachePrefValues($data_dir, $username);
- if (isset($prefs_cache[$string])) {
- unset($prefs_cache[$string]);
+ if (isset($prefs_cache[$pref_name])) {
+ unset($prefs_cache[$pref_name]);
}
savePrefValues($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 $value preference value
+ * Set the desired preference setting ($pref_name)
+ * to whatever is in $value.
+ *
+ * @param string $data_dir data directory
+ * @param string $username user name
+ * @param string $pref_name preference name
+ * @param mixed $value preference value
+ *
*/
-function setPref($data_dir, $username, $string, $value) {
+function setPref($data_dir, $username, $pref_name, $value) {
global $prefs_cache;
cachePrefValues($data_dir, $username);
- if (isset($prefs_cache[$string]) && ($prefs_cache[$string] == $value)) {
+ if (isset($prefs_cache[$pref_name]) && ($prefs_cache[$pref_name] == $value)) {
return;
}
if ($value === '') {
- removePref($data_dir, $username, $string);
+ removePref($data_dir, $username, $pref_name);
return;
}
- $prefs_cache[$string] = $value;
+ $prefs_cache[$pref_name] = $value;
savePrefValues($data_dir, $username);
}
/**
* 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 $filename (since 1.2.0) preference file name.
- * detects file name, if set to empty string.
+ * (OPTIONAL; default is an empty string,
+ * in which case the file name is
+ * automatically detected)
+ *
*/
function checkForPrefs($data_dir, $username, $filename = '') {
/* First, make sure we have the filename. */
/**
* 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
+ * @param integer $number (since 1.2.5) identity number.
+ * (before 1.2.5., this parameter
+ * was used for the signature value)
+ * @param string $value (since 1.2.5) signature value
+ *
*/
function setSig($data_dir, $username, $number, $value) {
// Limit signature size to 64KB (database BLOB limit)
/**
* Get the signature.
- * @param string $data_dir data directory
- * @param string $username user name
- * @param integer $number (since 1.2.5) identity number
+ *
+ * @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");
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