pma_table = PMA_backquote($GLOBALS['cfg']['Server']['pmadb']) .".".
PMA_backquote($GLOBALS['cfg']['Server']['recent']);
}
if (! isset($_SESSION['tmp_user_values']['recent_tables'])) {
$_SESSION['tmp_user_values']['recent_tables'] =
isset($this->pma_table) ? $this->getFromDb() : array();
}
$this->tables =& $_SESSION['tmp_user_values']['recent_tables'];
}
/**
* Returns class instance.
*
* @return PMA_RecentTable
*/
public static function getInstance()
{
if (is_null(self::$_instance)) {
self::$_instance = new PMA_RecentTable();
}
return self::$_instance;
}
/**
* Returns recently used tables from phpMyAdmin database.
*
* @uses $pma_table
* @uses PMA_query_as_controluser()
* @uses PMA_DBI_fetch_array()
* @uses json_decode()
*
* @return array
*/
public function getFromDb()
{
// Read from phpMyAdmin database, if recent tables is not in session
$sql_query =
" SELECT `tables` FROM " . $this->pma_table .
" WHERE `username` = '" . $GLOBALS['cfg']['Server']['user'] . "'";
$row = PMA_DBI_fetch_array(PMA_query_as_controluser($sql_query));
if (isset($row[0])) {
return json_decode($row[0]);
} else {
return array();
}
}
/**
* Save recent tables into phpMyAdmin database.
*
* @uses PMA_DBI_try_query()
* @uses json_decode()
* @uses PMA_Message
*
* @return true|PMA_Message
*/
public function saveToDb()
{
$username = $GLOBALS['cfg']['Server']['user'];
$sql_query =
" REPLACE INTO " . $this->pma_table . " (`username`, `tables`)" .
" VALUES ('" . $username . "', '" . PMA_sqlAddslashes(json_encode($this->tables)) . "')";
$success = PMA_DBI_try_query($sql_query, $GLOBALS['controllink']);
if (!$success) {
$message = PMA_Message::error(__('Could not save recent table'));
$message->addMessage('
');
$message->addMessage(PMA_Message::rawError(PMA_DBI_getError($GLOBALS['controllink'])));
return $message;
}
return true;
}
/**
* Trim recent table according to the LeftRecentTable configuration.
*
* @return boolean True if trimming occurred
*/
public function trim()
{
$max = max($GLOBALS['cfg']['LeftRecentTable'], 0);
$trimming_occured = count($this->tables) > $max;
while (count($this->tables) > $max) {
array_pop($this->tables);
}
return $trimming_occured;
}
/**
* Return options for HTML select.
*
* @return string
*/
public function getHtmlSelectOption()
{
// trim and save, in case where the configuration is changed
if ($this->trim() && isset($this->pma_table)) {
$this->saveToDb();
}
$html = '';
if (count($this->tables)) {
foreach ($this->tables as $table) {
$html .= '';
}
} else {
$html .= '';
}
return $html;
}
/**
* Return HTML select.
*
* @return string
*/
public function getHtmlSelect()
{
$html = '';
$html .= '';
return $html;
}
/**
* Add recently used tables.
*
* @param string $db Database name where the table is located
* @param string $table Table name
*
* @return true|PMA_Message True if success, PMA_Message if not
*/
public function add($db, $table)
{
$table_str = $db . '.' . $table;
// add only if this is new table
if (! isset($this->tables[0]) || $this->tables[0] != $table_str) {
array_unshift($this->tables, $table_str);
$this->tables = array_merge(array_unique($this->tables));
$this->trim();
if (isset($this->pma_table)) {
return $this->saveToDb();
}
}
return true;
}
}
?>