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<?php
/**
* SAUserPrefs storage class
*
* Class to handle the SQL work for SAUserPrefs
*
* @author Philip Weir
*/
class rcube_sauserprefs_storage
{
private $db;
private $db_dsnw;
private $db_dsnr;
private $db_persistent;
private $sa_user;
private $table_name;
private $username_field;
private $preference_field;
private $value_field;
private $bayes_delete_query;
function __construct($db_dsnw, $db_dsnr, $db_persistent, $sa_user, $table_name, $username_field, $preference_field, $value_field, $bayes_delete_query)
{
$this->db_dsnw = $db_dsnw;
$this->db_dsnr = $db_dsnr;
$this->db_persistent = $db_persistent;
$this->sa_user = $sa_user;
$this->table_name = $table_name;
$this->username_field = $username_field;
$this->preference_field = $preference_field;
$this->value_field = $value_field;
$this->bayes_delete_query = $bayes_delete_query;
}
function load_prefs($user)
{
$this->_db_connect('r');
$prefs = array();
$sql_result = $this->db->query(
"SELECT ". $this->preference_field.
", ". $this->value_field.
" FROM ". $this->table_name.
" WHERE ". $this->username_field ." = ?;",
$user);
while ($sql_result && ($sql_arr = $this->db->fetch_assoc($sql_result))) {
$pref_name = $sql_arr[$this->preference_field];
$pref_name = sauserprefs::map_pref_name($pref_name, true);
$pref_value = $sql_arr[$this->value_field];
if ($pref_name == 'whitelist_from' || $pref_name == 'blacklist_from' || $pref_name == 'whitelist_to')
$prefs['addresses'][] = array('field' => $pref_name, 'value' => $pref_value);
else
$prefs[$pref_name] = $pref_value;
// update deprecated prefs in db
if ($sql_arr[$this->preference_field] != sauserprefs::map_pref_name($pref_name)) {
$this->_db_connect('w');
$this->db->query(
"UPDATE ". $this->table_name.
" SET ". $this->preference_field ." = ?".
" WHERE ". $this->username_field ." = ?".
" AND ". $this->preference_field ." = ?;",
sauserprefs::map_pref_name($pref_name),
$user,
$sql_arr[$this->preference_field]);
}
}
return $prefs;
}
function save_prefs($new_prefs, $cur_prefs, $global_prefs)
{
$this->_db_connect('w');
$result = true;
// save prefs
foreach ($new_prefs as $preference => $value) {
if ($preference == 'addresses') {
foreach ($value as $address) {
if ($address['action'] == "DELETE") {
$result = false;
$this->db->query(
"DELETE FROM ". $this->table_name.
" WHERE ". $this->username_field ." = ?".
" AND ". $this->preference_field ." = ?".
" AND ". $this->value_field ." = ?;",
$this->sa_user,
sauserprefs::map_pref_name($address['field']),
$address['value']);
$result = $this->db->affected_rows();
if (!$result) {
rcube::write_log('errors', 'sauserprefs error: cannot delete "' . sauserprefs::map_pref_name($prefs[$idx]) . '" = "' . $vals[$idx] . '" for ' . $this->sa_user);
break;
}
}
elseif ($address['action'] == "INSERT") {
$result = false;
$this->db->query(
"INSERT INTO ". $this->table_name.
" (". $this->username_field.
", ". $this->preference_field.
", ". $this->value_field.
") VALUES (?, ?, ?);",
$this->sa_user,
sauserprefs::map_pref_name($address['field']),
$address['value']);
$result = $this->db->affected_rows();
if (!$result) {
rcube::write_log('errors', 'sauserprefs error: cannot insert "' . sauserprefs::map_pref_name($prefs[$idx]) . '" = "' . $vals[$idx] . '" for ' . $this->sa_user);
break;
}
}
}
}
elseif (array_key_exists($preference, $cur_prefs) && ($value == "" || $value == $global_prefs[$preference])) {
$result = false;
$this->db->query(
"DELETE FROM ". $this->table_name.
" WHERE ". $this->username_field ." = ?".
" AND ". $this->preference_field ." = ?;",
$this->sa_user,
sauserprefs::map_pref_name($preference));
$result = $this->db->affected_rows();
if (!$result) {
rcube::write_log('errors', 'sauserprefs error: cannot delete "' . sauserprefs::map_pref_name($preference) . '" for "' . $this->sa_user);
break;
}
}
elseif (array_key_exists($preference, $cur_prefs) && $value != $cur_prefs[$preference]) {
$result = false;
$this->db->query(
"UPDATE ". $this->table_name.
" SET ". $this->value_field ." = ?".
" WHERE ". $this->username_field ." = ?".
" AND ". $this->preference_field ." = ?;",
$value,
$this->sa_user,
sauserprefs::map_pref_name($preference));
$result = $this->db->affected_rows();
if (!$result) {
rcube::write_log('errors', 'sauserprefs error: cannot update "' . sauserprefs::map_pref_name($preference) . '" = "' . $value . '" for ' . $this->sa_user);
break;
}
}
elseif (!array_key_exists($preference, $cur_prefs) && $value != $global_prefs[$preference]) {
$result = false;
$this->db->query(
"INSERT INTO ". $this->table_name.
" (". $this->username_field.
", ". $this->preference_field.
", ". $this->value_field.
") VALUES (?, ?, ?);",
$this->sa_user,
sauserprefs::map_pref_name($preference),
$value);
$result = $this->db->affected_rows();
if (!$result) {
rcube::write_log('errors', 'sauserprefs error: cannot insert "' . sauserprefs::map_pref_name($preference) . '" = "' . $value . '" for ' . $this->sa_user);
break;
}
}
}
return $result;
}
function whitelist_add($emails)
{
$this->_db_connect('w');
foreach ($emails as $email) {
// check address is not already whitelisted
$sql_result = $this->db->query(
"SELECT ". $this->value_field.
" FROM ". $this->table_name.
" WHERE ". $this->username_field ." = ?".
" AND ". $this->preference_field ." = ?".
" AND ". $this->value_field ." = ?;",
$this->sa_user,
sauserprefs::map_pref_name('whitelist_from'),
$email);
if (!$this->db->fetch_array($sql_result))
$this->db->query(
"INSERT INTO ". $this->table_name.
" (". $this->username_field.
", ". $this->preference_field.
", ". $this->value_field.
") VALUES (?, ?, ?);",
$this->sa_user,
sauserprefs::map_pref_name('whitelist_from'),
$email);
}
}
function whitelist_delete($emails)
{
$this->_db_connect('w');
foreach ($emails as $email)
$this->db->query(
"DELETE FROM ". $this->table_name.
" WHERE ". $this->username_field ." = ?".
" AND ". $this->preference_field ." = ?".
" AND ". $this->value_field ." = ?;",
$this->sa_user,
sauserprefs::map_pref_name('whitelist_from'),
$email);
}
function purge_bayes()
{
$this->_db_connect('w');
$queries = !is_array($this->bayes_delete_query) ? array($this->bayes_delete_query) : $this->bayes_delete_query;
foreach ($queries as $sql) {
$sql = str_replace('%u', $this->db->quote($this->sa_user, 'text'), $sql);
$this->db->query($sql);
if ($this->db->is_error())
break;
}
if (!$this->db->is_error())
return true;
else
return false;
}
private function _db_connect($mode)
{
if (!$this->db)
$this->db = rcube_db::factory($this->db_dsnw, $this->db_dsnr, $this->db_persistent);
$this->db->db_connect($mode);
// check DB connections and exit on failure
if ($err_str = $this->db->is_error()) {
raise_error(array(
'code' => 603,
'type' => 'db',
'message' => $err_str), false, true);
}
}
}
?>
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