diff options
Diffstat (limited to 'program/lib/Roundcube/rcube_db.php')
| -rw-r--r-- | program/lib/Roundcube/rcube_db.php | 100 |
1 files changed, 31 insertions, 69 deletions
diff --git a/program/lib/Roundcube/rcube_db.php b/program/lib/Roundcube/rcube_db.php index 5d8c4a534..2c471e74d 100644 --- a/program/lib/Roundcube/rcube_db.php +++ b/program/lib/Roundcube/rcube_db.php @@ -37,12 +37,11 @@ class rcube_db protected $db_mode; // Connection mode protected $dbh; // Connection handle - protected $db_error = false; - protected $db_error_msg = ''; - protected $conn_failure = false; - protected $a_query_results = array('dummy'); - protected $last_res_id = 0; - protected $db_index = 0; + protected $db_error = false; + protected $db_error_msg = ''; + protected $conn_failure = false; + protected $db_index = 0; + protected $last_result; protected $tables; protected $variables; @@ -267,14 +266,14 @@ class rcube_db /** * Getter for error state * - * @param int $res_id Optional query result identifier + * @param mixed $result Optional query result * * @return string Error message */ - public function is_error($res_id = null) + public function is_error($result = null) { - if ($res_id !== null) { - return $this->_get_result($res_id) === false ? $this->db_error_msg : null; + if ($result !== null) { + return $result === false ? $this->db_error_msg : null; } return $this->db_error ? $this->db_error_msg : null; @@ -343,7 +342,7 @@ class rcube_db * @param int Number of rows for LIMIT statement * @param mixed Values to be inserted in query * - * @return int Query handle identifier + * @return PDOStatement|bool Query handle or False on error */ public function limitquery() { @@ -363,7 +362,7 @@ class rcube_db * @param int $numrows Number of rows for LIMIT statement * @param array $params Values to be inserted in query * - * @return int Query handle identifier + * @return PDOStatement|bool Query handle or False on error */ protected function _query($query, $offset, $numrows, $params) { @@ -374,7 +373,7 @@ class rcube_db // check connection before proceeding if (!$this->is_connected()) { - return null; + return $this->last_result = false; } if ($numrows || $offset) { @@ -417,20 +416,21 @@ class rcube_db 'message' => $this->db_error_msg), true, false); } - // add result, even if it's an error - return $this->_add_result($query); + $this->last_result = $query; + + return $query; } /** * Get number of affected rows for the last query * - * @param number $res_id Optional query handle identifier + * @param mixed $result Optional query handle * * @return int Number of rows or false on failure */ - public function affected_rows($res_id = null) + public function affected_rows($result = null) { - if ($result = $this->_get_result($res_id)) { + if ($result || ($result === null && ($result = $this->last_result))) { return $result->rowCount(); } @@ -464,13 +464,12 @@ class rcube_db * Get an associative array for one row * If no query handle is specified, the last query will be taken as reference * - * @param int $res_id Optional query handle identifier + * @param mixed $result Optional query handle * * @return mixed Array with col values or false on failure */ - public function fetch_assoc($res_id = null) + public function fetch_assoc($result = null) { - $result = $this->_get_result($res_id); return $this->_fetch_row($result, PDO::FETCH_ASSOC); } @@ -478,31 +477,30 @@ class rcube_db * Get an index array for one row * If no query handle is specified, the last query will be taken as reference * - * @param int $res_id Optional query handle identifier + * @param mixed $result Optional query handle * * @return mixed Array with col values or false on failure */ - public function fetch_array($res_id = null) + public function fetch_array($result = null) { - $result = $this->_get_result($res_id); return $this->_fetch_row($result, PDO::FETCH_NUM); } /** * Get col values for a result row * - * @param PDOStatement $result Result handle - * @param int $mode Fetch mode identifier + * @param mixed $result Optional query handle + * @param int $mode Fetch mode identifier * * @return mixed Array with col values or false on failure */ protected function _fetch_row($result, $mode) { - if (!is_object($result) || !$this->is_connected()) { - return false; + if ($result || ($result === null && ($result = $this->last_result))) { + return $result->fetch($mode); } - return $result->fetch($mode); + return false; } /** @@ -538,8 +536,8 @@ class rcube_db if ($this->tables === null) { $q = $this->query('SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES ORDER BY TABLE_NAME'); - if ($res = $this->_get_result($q)) { - $this->tables = $res->fetchAll(PDO::FETCH_COLUMN, 0); + if ($q) { + $this->tables = $q->fetchAll(PDO::FETCH_COLUMN, 0); } else { $this->tables = array(); @@ -561,8 +559,8 @@ class rcube_db $q = $this->query('SELECT COLUMN_NAME FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME = ?', array($table)); - if ($res = $this->_get_result($q)) { - return $res->fetchAll(PDO::FETCH_COLUMN, 0); + if ($q) { + return $q->fetchAll(PDO::FETCH_COLUMN, 0); } return array(); @@ -777,42 +775,6 @@ class rcube_db } /** - * Adds a query result and returns a handle ID - * - * @param object $res Query handle - * - * @return int Handle ID - */ - protected function _add_result($res) - { - $this->last_res_id = sizeof($this->a_query_results); - $this->a_query_results[$this->last_res_id] = $res; - - return $this->last_res_id; - } - - /** - * Resolves a given handle ID and returns the according query handle - * If no ID is specified, the last resource handle will be returned - * - * @param int $res_id Handle ID - * - * @return mixed Resource handle or false on failure - */ - protected function _get_result($res_id = null) - { - if ($res_id == null) { - $res_id = $this->last_res_id; - } - - if (!empty($this->a_query_results[$res_id])) { - return $this->a_query_results[$res_id]; - } - - return false; - } - - /** * Return correct name for a specific database table * * @param string $table Table name |