diff options
Diffstat (limited to 'system/database/drivers/oci8/oci8_driver.php')
| -rw-r--r-- | system/database/drivers/oci8/oci8_driver.php | 182 |
1 files changed, 112 insertions, 70 deletions
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index d4adfd528..190b86bb2 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -4,10 +4,22 @@ * * An open source application development framework for PHP 5.1.6 or newer * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * * @package CodeIgniter - * @author ExpressionEngine Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. - * @license http://codeigniter.com/user_guide/license.html + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 * @filesource @@ -25,7 +37,7 @@ * @package CodeIgniter * @subpackage Drivers * @category Database - * @author ExpressionEngine Dev Team + * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ */ @@ -35,8 +47,6 @@ * This is a modification of the DB_driver class to * permit access to oracle databases * - * NOTE: this uses the PHP 4 oci methods - * * @author Kelly McArdle * */ @@ -77,9 +87,9 @@ class CI_DB_oci8_driver extends CI_DB { * @access private called by the base class * @return resource */ - function db_connect() + public function db_connect() { - return @ocilogon($this->username, $this->password, $this->hostname); + return @oci_connect($this->username, $this->password, $this->hostname, $this->char_set); } // -------------------------------------------------------------------- @@ -90,9 +100,9 @@ class CI_DB_oci8_driver extends CI_DB { * @access private called by the base class * @return resource */ - function db_pconnect() + public function db_pconnect() { - return @ociplogon($this->username, $this->password, $this->hostname); + return @oci_pconnect($this->username, $this->password, $this->hostname, $this->char_set); } // -------------------------------------------------------------------- @@ -106,9 +116,10 @@ class CI_DB_oci8_driver extends CI_DB { * @access public * @return void */ - function reconnect() + public function reconnect() { // not implemented in oracle + return; } // -------------------------------------------------------------------- @@ -119,8 +130,9 @@ class CI_DB_oci8_driver extends CI_DB { * @access private called by the base class * @return resource */ - function db_select() + public function db_select() { + // Not in Oracle - schemas are actually usernames return TRUE; } @@ -134,9 +146,9 @@ class CI_DB_oci8_driver extends CI_DB { * @param string * @return resource */ - function db_set_charset($charset, $collation) + public function db_set_charset($charset, $collation) { - // @todo - add support if needed + // this is done upon connect return TRUE; } @@ -145,12 +157,12 @@ class CI_DB_oci8_driver extends CI_DB { /** * Version number query string * - * @access public + * @access protected * @return string */ - function _version() + protected function _version() { - return ociserverversion($this->conn_id); + return oci_server_version($this->conn_id); } // -------------------------------------------------------------------- @@ -158,18 +170,18 @@ class CI_DB_oci8_driver extends CI_DB { /** * Execute the query * - * @access private called by the base class + * @access protected called by the base class * @param string an SQL query * @return resource */ - function _execute($sql) + protected function _execute($sql) { // oracle must parse the query before it is run. All of the actions with // the query are based on the statement id returned by ociparse $this->stmt_id = FALSE; $this->_set_stmt_id($sql); - ocisetprefetch($this->stmt_id, 1000); - return @ociexecute($this->stmt_id, $this->_commit); + oci_set_prefetch($this->stmt_id, 1000); + return @oci_execute($this->stmt_id, $this->_commit); } /** @@ -179,11 +191,11 @@ class CI_DB_oci8_driver extends CI_DB { * @param string an SQL query * @return none */ - function _set_stmt_id($sql) + private function _set_stmt_id($sql) { if ( ! is_resource($this->stmt_id)) { - $this->stmt_id = ociparse($this->conn_id, $this->_prep_query($sql)); + $this->stmt_id = oci_parse($this->conn_id, $this->_prep_query($sql)); } } @@ -198,7 +210,7 @@ class CI_DB_oci8_driver extends CI_DB { * @param string an SQL query * @return string */ - function _prep_query($sql) + private function _prep_query($sql) { return $sql; } @@ -211,9 +223,9 @@ class CI_DB_oci8_driver extends CI_DB { * @access public * @return cursor id */ - function get_cursor() + public function get_cursor() { - $this->curs_id = ocinewcursor($this->conn_id); + $this->curs_id = oci_new_cursor($this->conn_id); return $this->curs_id; } @@ -237,7 +249,7 @@ class CI_DB_oci8_driver extends CI_DB { * type yes the type of the parameter * length yes the max size of the parameter */ - function stored_procedure($package, $procedure, $params) + public function stored_procedure($package, $procedure, $params) { if ($package == '' OR $procedure == '' OR ! is_array($params)) { @@ -257,7 +269,7 @@ class CI_DB_oci8_driver extends CI_DB { { $sql .= $param['name'] . ","; - if (array_key_exists('type', $param) && ($param['type'] == OCI_B_CURSOR)) + if (array_key_exists('type', $param) && ($param['type'] === OCI_B_CURSOR)) { $have_cursor = TRUE; } @@ -278,7 +290,7 @@ class CI_DB_oci8_driver extends CI_DB { * @access private * @return none */ - function _bind_params($params) + private function _bind_params($params) { if ( ! is_array($params) OR ! is_resource($this->stmt_id)) { @@ -295,7 +307,7 @@ class CI_DB_oci8_driver extends CI_DB { } } - ocibindbyname($this->stmt_id, $param['name'], $param['value'], $param['length'], $param['type']); + oci_bind_by_name($this->stmt_id, $param['name'], $param['value'], $param['length'], $param['type']); } } @@ -307,7 +319,7 @@ class CI_DB_oci8_driver extends CI_DB { * @access public * @return bool */ - function trans_begin($test_mode = FALSE) + public function trans_begin($test_mode = FALSE) { if ( ! $this->trans_enabled) { @@ -337,7 +349,7 @@ class CI_DB_oci8_driver extends CI_DB { * @access public * @return bool */ - function trans_commit() + public function trans_commit() { if ( ! $this->trans_enabled) { @@ -350,7 +362,7 @@ class CI_DB_oci8_driver extends CI_DB { return TRUE; } - $ret = OCIcommit($this->conn_id); + $ret = oci_commit($this->conn_id); $this->_commit = OCI_COMMIT_ON_SUCCESS; return $ret; } @@ -363,7 +375,7 @@ class CI_DB_oci8_driver extends CI_DB { * @access public * @return bool */ - function trans_rollback() + public function trans_rollback() { if ( ! $this->trans_enabled) { @@ -376,7 +388,7 @@ class CI_DB_oci8_driver extends CI_DB { return TRUE; } - $ret = OCIrollback($this->conn_id); + $ret = oci_rollback($this->conn_id); $this->_commit = OCI_COMMIT_ON_SUCCESS; return $ret; } @@ -391,7 +403,7 @@ class CI_DB_oci8_driver extends CI_DB { * @param bool whether or not the string will be used in a LIKE condition * @return string */ - function escape_str($str, $like = FALSE) + public function escape_str($str, $like = FALSE) { if (is_array($str)) { @@ -425,9 +437,9 @@ class CI_DB_oci8_driver extends CI_DB { * @access public * @return integer */ - function affected_rows() + public function affected_rows() { - return @ocirowcount($this->stmt_id); + return @oci_num_rows($this->stmt_id); } // -------------------------------------------------------------------- @@ -438,7 +450,7 @@ class CI_DB_oci8_driver extends CI_DB { * @access public * @return integer */ - function insert_id() + public function insert_id() { // not supported in oracle return $this->display_error('db_unsupported_function'); @@ -456,7 +468,7 @@ class CI_DB_oci8_driver extends CI_DB { * @param string * @return string */ - function count_all($table = '') + public function count_all($table = '') { if ($table == '') { @@ -482,11 +494,11 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific query string so that the table names can be fetched * - * @access private + * @access protected * @param boolean - * @return string + * @return string */ - function _list_tables($prefix_limit = FALSE) + protected function _list_tables($prefix_limit = FALSE) { $sql = "SELECT TABLE_NAME FROM ALL_TABLES"; @@ -505,11 +517,11 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific query string so that the column names can be fetched * - * @access public + * @access protected * @param string the table name * @return string */ - function _list_columns($table = '') + protected function _list_columns($table = '') { return "SELECT COLUMN_NAME FROM all_tab_columns WHERE table_name = '$table'"; } @@ -525,7 +537,7 @@ class CI_DB_oci8_driver extends CI_DB { * @param string the table name * @return object */ - function _field_data($table) + protected function _field_data($table) { return "SELECT * FROM ".$table." where rownum = 1"; } @@ -535,12 +547,13 @@ class CI_DB_oci8_driver extends CI_DB { /** * The error message string * - * @access private + * @access protected * @return string */ - function _error_message() + protected function _error_message() { - $error = ocierror($this->conn_id); + // If the error was during connection, no conn_id should be passed + $error = is_resource($this->conn_id) ? oci_error($this->conn_id) : oci_error(); return $error['message']; } @@ -549,12 +562,13 @@ class CI_DB_oci8_driver extends CI_DB { /** * The error message number * - * @access private + * @access protected * @return integer */ - function _error_number() + protected function _error_number() { - $error = ocierror($this->conn_id); + // Same as _error_message() + $error = is_resource($this->conn_id) ? oci_error($this->conn_id) : oci_error(); return $error['code']; } @@ -565,11 +579,11 @@ class CI_DB_oci8_driver extends CI_DB { * * This function escapes column and table names * - * @access private + * @access protected * @param string * @return string */ - function _escape_identifiers($item) + protected function _escape_identifiers($item) { if ($this->_escape_char == '') { @@ -608,11 +622,11 @@ class CI_DB_oci8_driver extends CI_DB { * This function implicitly groups FROM tables so there is no confusion * about operator precedence in harmony with SQL standards * - * @access public + * @access protected * @param type * @return type */ - function _from_tables($tables) + protected function _from_tables($tables) { if ( ! is_array($tables)) { @@ -635,9 +649,37 @@ class CI_DB_oci8_driver extends CI_DB { * @param array the insert values * @return string */ - function _insert($table, $keys, $values) + protected function _insert($table, $keys, $values) + { + return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")"; + } + + // -------------------------------------------------------------------- + + /** + * Insert_batch statement + * + * Generates a platform-specific insert string from the supplied data + * + * @access protected + * @param string the table name + * @param array the insert keys + * @param array the insert values + * @return string + */ + protected function _insert_batch($table, $keys, $values) { - return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")"; + $keys = implode(', ', $keys); + $sql = "INSERT ALL\n"; + + for ($i = 0, $c = count($values); $i < $c; $i++) + { + $sql .= ' INTO ' . $table . ' (' . $keys . ') VALUES ' . $values[$i] . "\n"; + } + + $sql .= 'SELECT * FROM dual'; + + return $sql; } // -------------------------------------------------------------------- @@ -647,7 +689,7 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific update string from the supplied data * - * @access public + * @access protected * @param string the table name * @param array the update data * @param array the where clause @@ -655,7 +697,7 @@ class CI_DB_oci8_driver extends CI_DB { * @param array the limit clause * @return string */ - function _update($table, $values, $where, $orderby = array(), $limit = FALSE) + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE) { foreach ($values as $key => $val) { @@ -684,11 +726,11 @@ class CI_DB_oci8_driver extends CI_DB { * If the database does not support the truncate() command * This function maps to "DELETE FROM table" * - * @access public + * @access protected * @param string the table name * @return string */ - function _truncate($table) + protected function _truncate($table) { return "TRUNCATE TABLE ".$table; } @@ -700,13 +742,13 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific delete string from the supplied data * - * @access public + * @access protected * @param string the table name * @param array the where clause * @param string the limit clause * @return string */ - function _delete($table, $where = array(), $like = array(), $limit = FALSE) + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) { $conditions = ''; @@ -734,13 +776,13 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific LIMIT clause * - * @access public + * @access protected * @param string the sql query string * @param integer the number of rows to limit the query to * @param integer the offset value * @return string */ - function _limit($sql, $limit, $offset) + protected function _limit($sql, $limit, $offset) { $limit = $offset + $limit; $newsql = "SELECT * FROM (select inner_query.*, rownum rnum FROM ($sql) inner_query WHERE rownum < $limit)"; @@ -761,13 +803,13 @@ class CI_DB_oci8_driver extends CI_DB { /** * Close DB Connection * - * @access public + * @access protected * @param resource * @return void */ - function _close($conn_id) + protected function _close($conn_id) { - @ocilogoff($conn_id); + @oci_close($conn_id); } @@ -776,4 +818,4 @@ class CI_DB_oci8_driver extends CI_DB { /* End of file oci8_driver.php */ -/* Location: ./system/database/drivers/oci8/oci8_driver.php */
\ No newline at end of file +/* Location: ./system/database/drivers/oci8/oci8_driver.php */ |