diff options
Diffstat (limited to 'system')
| -rw-r--r-- | system/database/DB_driver.php | 2 | ||||
| -rw-r--r-- | system/database/drivers/interbase/index.html | 10 | ||||
| -rw-r--r-- | system/database/drivers/interbase/interbase_driver.php | 647 | ||||
| -rw-r--r-- | system/database/drivers/interbase/interbase_forge.php | 243 | ||||
| -rw-r--r-- | system/database/drivers/interbase/interbase_result.php | 294 | ||||
| -rw-r--r-- | system/database/drivers/interbase/interbase_utility.php | 115 |
6 files changed, 1310 insertions, 1 deletions
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 8ab5415ea..09273baf0 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -242,7 +242,7 @@ class CI_DB_driver { // Some DBs have functions that return the version, and don't run special // SQL queries per se. In these instances, just return the result. - $driver_version_exceptions = array('oci8', 'sqlite', 'cubrid', 'pdo', 'mysqli'); + $driver_version_exceptions = array('oci8', 'sqlite', 'cubrid', 'pdo', 'mysqli', 'interbase'); if (in_array($this->dbdriver, $driver_version_exceptions)) { diff --git a/system/database/drivers/interbase/index.html b/system/database/drivers/interbase/index.html new file mode 100644 index 000000000..c942a79ce --- /dev/null +++ b/system/database/drivers/interbase/index.html @@ -0,0 +1,10 @@ +<html> +<head> + <title>403 Forbidden</title> +</head> +<body> + +<p>Directory access is forbidden.</p> + +</body> +</html>
\ No newline at end of file diff --git a/system/database/drivers/interbase/interbase_driver.php b/system/database/drivers/interbase/interbase_driver.php new file mode 100644 index 000000000..4dca7c8a9 --- /dev/null +++ b/system/database/drivers/interbase/interbase_driver.php @@ -0,0 +1,647 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * 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 EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, 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 3.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * Firebird/Interbase Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the active record + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_interbase_driver extends CI_DB { + + public $dbdriver = 'interbase'; + + // The character used to escape with + protected $_escape_char = '"'; + + // clause and character used for LIKE escape sequences + protected $_like_escape_str = " ESCAPE '%s' "; + protected $_like_escape_chr = '!'; + + /** + * The syntax to count rows is slightly different across different + * database engines, so this string appears in each driver and is + * used for the count_all() and count_all_results() functions. + */ + protected $_count_string = "SELECT COUNT(*) AS "; + protected $_random_keyword = ' Random()'; // database specific random keyword + + // Keeps track of the resource for the current transaction + protected $trans; + + /** + * Non-persistent database connection + * + * @return resource + */ + public function db_connect() + { + return @ibase_connect($this->hostname.':'.$this->database, $this->username, $this->password, $this->char_set); + } + + // -------------------------------------------------------------------- + + /** + * Persistent database connection + * + * @return resource + */ + public function db_pconnect() + { + return @ibase_pconnect($this->hostname.':'.$this->database, $this->username, $this->password, $this->char_set); + } + + // -------------------------------------------------------------------- + + /** + * Reconnect + * + * Keep / reestablish the db connection if no queries have been + * sent for a length of time exceeding the server's idle timeout + * + * @return void + */ + public function reconnect() + { + // not implemented in Interbase/Firebird + } + + // -------------------------------------------------------------------- + + /** + * Select the database + * + * @return bool + */ + public function db_select() + { + // Connection selects the database + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * Set client character set + * + * @param string + * @param string + * @return bool + */ + public function db_set_charset($charset, $collation) + { + // Must be determined at connection + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * Version number query string + * + * @return string + */ + protected function _version() + { + if (($service = ibase_service_attach($this->hostname, $this->username, $this->password))) + { + $version = ibase_server_info($service, IBASE_SVC_SERVER_VERSION); + + // Don't keep the service open + ibase_service_detach($service); + return $version; + } + + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Execute the query + * + * @param string an SQL query + * @return resource + */ + protected function _execute($sql) + { + $sql = $this->_prep_query($sql); + return @ibase_query($this->conn_id, $sql); + } + + // -------------------------------------------------------------------- + + /** + * Prep the query + * + * If needed, each database adapter can prep the query string + * + * @param string an SQL query + * @return string + */ + protected function _prep_query($sql) + { + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Begin Transaction + * + * @return bool + */ + public function trans_begin($test_mode = FALSE) + { + if ( ! $this->trans_enabled) + { + return TRUE; + } + + // When transactions are nested we only begin/commit/rollback the outermost ones + if ($this->_trans_depth > 0) + { + return TRUE; + } + + // Reset the transaction failure flag. + // If the $test_mode flag is set to TRUE transactions will be rolled back + // even if the queries produce a successful result. + $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE; + + $this->trans = @ibase_trans($this->conn_id); + + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * Commit Transaction + * + * @return bool + */ + public function trans_commit() + { + if ( ! $this->trans_enabled) + { + return TRUE; + } + + // When transactions are nested we only begin/commit/rollback the outermost ones + if ($this->_trans_depth > 0) + { + return TRUE; + } + + return @ibase_commit($this->trans); + } + + // -------------------------------------------------------------------- + + /** + * Rollback Transaction + * + * @return bool + */ + public function trans_rollback() + { + if ( ! $this->trans_enabled) + { + return TRUE; + } + + // When transactions are nested we only begin/commit/rollback the outermost ones + if ($this->_trans_depth > 0) + { + return TRUE; + } + + return @ibase_rollback($this->trans); + } + + // -------------------------------------------------------------------- + + /** + * Escape String + * + * @param string + * @param bool whether or not the string will be used in a LIKE condition + * @return string + */ + public function escape_str($str, $like = FALSE) + { + if (is_array($str)) + { + foreach ($str as $key => $val) + { + $str[$key] = $this->escape_str($val, $like); + } + + return $str; + } + + // escape LIKE condition wildcards + if ($like === TRUE) + { + $str = str_replace( array('%', '_', $this->_like_escape_chr), + array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr), + $str); + } + + return $str; + } + + // -------------------------------------------------------------------- + + /** + * Affected Rows + * + * @return integer + */ + public function affected_rows() + { + return @ibase_affected_rows($this->conn_id); + } + + // -------------------------------------------------------------------- + + /** + * Insert ID + * + * @param string $generator_name + * @param integer $inc_by + * @return integer + */ + public function insert_id($generator_name, $inc_by=0) + { + //If a generator hasn't been used before it will return 0 + return ibase_gen_id('"'.$generator_name.'"', $inc_by); + } + + // -------------------------------------------------------------------- + + /** + * "Count All" query + * + * Generates a platform-specific query string that counts all records in + * the specified database + * + * @param string + * @return string + */ + public function count_all($table = '') + { + if ($table == '') + { + return 0; + } + + $query = $this->query($this->_count_string . $this->_protect_identifiers('numrows') . ' FROM ' . $this->_protect_identifiers($table, TRUE, NULL, FALSE)); + + if ($query->num_rows() == 0) + { + return 0; + } + + $row = $query->row(); + $this->_reset_select(); + return (int) $row->numrows; + } + + // -------------------------------------------------------------------- + + /** + * List table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param boolean + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = <<<SQL + SELECT "RDB\$RELATION_NAME" FROM "RDB\$RELATIONS" + WHERE "RDB\$RELATION_NAME" NOT LIKE 'RDB$%' + AND "RDB\$RELATION_NAME" NOT LIKE 'MON$%' +SQL; + + if ($prefix_limit !== FALSE AND $this->dbprefix != '') + { + $sql .= ' AND "RDB$RELATION_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return <<<SQL + SELECT "RDB\$FIELD_NAME" FROM "RDB\$RELATION_FIELDS" + WHERE "RDB\$RELATION_NAME"='{$table}'; +SQL; + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return object + */ + protected function _field_data($table) + { + // Need to find a more efficient way to do this + // but Interbase/Firebird seems to lack the + // limit clause + return "SELECT * FROM {$table}"; + } + + // -------------------------------------------------------------------- + + /** + * The error message string + * + * @return string + */ + protected function _error_message() + { + return ibase_errmsg(); + } + + // -------------------------------------------------------------------- + + /** + * The error message number + * + * @return integer + */ + protected function _error_number() + { + return ibase_errcode(); + } + + // -------------------------------------------------------------------- + + /** + * Escape the SQL Identifiers + * + * This public function escapes column and table names + * + * @param string + * @return string + */ + protected function _escape_identifiers($item) + { + foreach ($this->_reserved_identifiers as $id) + { + if (strpos($item, '.'.$id) !== FALSE) + { + $str = $this->_escape_char. str_replace('.', $this->_escape_char.'.', $item); + + // remove duplicates if the user already included the escape + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + } + } + + if (strpos($item, '.') !== FALSE) + { + $str = $this->_escape_char.str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item).$this->_escape_char; + } + else + { + $str = $this->_escape_char.$item.$this->_escape_char; + } + + // remove duplicates if the user already included the escape + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This public function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param type + * @return type + */ + protected function _from_tables($tables) + { + if ( ! is_array($tables)) + { + $tables = array($tables); + } + + //Interbase/Firebird doesn't like grouped tables + return implode(', ', $tables); + } + + // -------------------------------------------------------------------- + + /** + * Insert statement + * + * Generates a platform-specific insert string from the supplied data + * + * @param string the table name + * @param array the insert keys + * @param array the insert values + * @return string + */ + protected function _insert($table, $keys, $values) + { + return "INSERT INTO {$table} (".implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause + * @param array the limit clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE) + { + foreach ($values as $key => $val) + { + $valstr[] = $key." = ".$val; + } + + //$limit = ( ! $limit) ? '' : ' LIMIT '.$limit; + + $orderby = (count($orderby) >= 1)?' ORDER BY '.implode(", ", $orderby):''; + + $sql = "UPDATE {$table} SET ".implode(', ', $valstr); + + $sql .= ($where != '' AND count($where) >=1) ? ' WHERE '.implode(' ', $where) : ''; + + $sql .= $orderby; + + return $sql; + } + + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * If the database does not support the truncate() command + * This public function maps to "DELETE FROM table" + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return $this->_delete($table); + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param string the limit clause + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = ''; + + if (count($where) > 0 OR count($like) > 0) + { + $conditions = "\nWHERE "; + $conditions .= implode("\n", $this->ar_where); + + if (count($where) > 0 && count($like) > 0) + { + $conditions .= ' AND '; + } + $conditions .= implode("\n", $like); + } + + //$limit = ( ! $limit) ? '' : ' LIMIT '.$limit; + + return "DELETE FROM {$table}{$conditions}"; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param integer the number of rows to limit the query to + * @param integer the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + // Keep the current sql string safe for a moment + $orig_sql = $sql; + + // Limit clause depends on if Interbase or Firebird + if (stripos($this->_version(), 'firebird') !== FALSE) + { + $sql = 'FIRST '. (int) $limit; + + if ($offset > 0) + { + $sql .= ' SKIP '. (int) $offset; + } + } + else + { + $sql = 'ROWS ' . (int) $limit; + + if ($offset > 0) + { + $sql = 'ROWS '. (int) $offset . ' TO ' . ($limit + $offset); + } + } + + $sql = preg_replace("`SELECT`i", "SELECT {$sql}", $orig_sql); + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Close DB Connection + * + * @param resource + * @return void + */ + protected function _close($conn_id) + { + @ibase_close($conn_id); + } +} + +/* End of file interbase_driver.php */ +/* Location: ./system/database/drivers/interbase/interbase_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/interbase/interbase_forge.php b/system/database/drivers/interbase/interbase_forge.php new file mode 100644 index 000000000..023d278ce --- /dev/null +++ b/system/database/drivers/interbase/interbase_forge.php @@ -0,0 +1,243 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.1.6 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * Interbase/Firebird Forge Class + * + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_interbase_forge extends CI_DB_forge { + + /** + * Create database + * + * @param string the database name + * @return string + */ + protected function _create_database($filename='') + { + // Firebird databases are flat files, so a path is required + // Hostname is needed for remote access + return 'CREATE DATABASE "'.$this->hostname.':'.$filename.'"'; + + } + + // -------------------------------------------------------------------- + + /** + * Drop database + * + * @param string the database name - not used in this driver + * - the current db is dropped + * @return bool + */ + protected function _drop_database($name='') + { + return ibase_drop_db($this->conn_id); + } + // -------------------------------------------------------------------- + + /** + * Create Table + * + * @param string the table name + * @param array the fields + * @param mixed primary key(s) + * @param mixed key(s) + * @param boolean should 'IF NOT EXISTS' be added to the SQL + * @return string + */ + protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + { + $sql = 'CREATE TABLE '; + + $sql .= $this->db->protect_identifiers($table)."("; + $current_field_count = 0; + + foreach ($fields as $field => $attributes) + { + // Numeric field names aren't allowed in databases, so if the key is + // numeric, we know it was assigned by PHP and the developer manually + // entered the field information, so we'll simply add it to the list + if (is_numeric($field)) + { + $sql .= "\n\t$attributes"; + } + else + { + $attributes = array_change_key_case($attributes, CASE_UPPER); + + $sql .= "\n\t".$this->db->protect_identifiers($field); + + $sql .= ' '.$attributes['TYPE']; + + if (array_key_exists('CONSTRAINT', $attributes)) + { + $sql .= '('.$attributes['CONSTRAINT'].')'; + } + + if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) + { + $sql .= ' UNSIGNED'; + } + + if (array_key_exists('DEFAULT', $attributes)) + { + $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; + } + + if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) + { + $sql .= ' NULL'; + } + else + { + $sql .= ' NOT NULL'; + } + + if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) + { + $sql .= ' AUTO_INCREMENT'; + } + } + + // don't add a comma on the end of the last field + if (++$current_field_count < count($fields)) + { + $sql .= ','; + } + } + + if (count($primary_keys) > 0) + { + $primary_keys = $this->db->protect_identifiers($primary_keys); + $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + } + + if (is_array($keys) && count($keys) > 0) + { + foreach ($keys as $key) + { + if (is_array($key)) + { + $key = $this->db->protect_identifiers($key); + } + else + { + $key = array($this->db->protect_identifiers($key)); + } + + $sql .= ",\n\tUNIQUE (" . implode(', ', $key) . ")"; + } + } + + $sql .= "\n)"; + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Drop Table + * + * @return string + */ + protected function _drop_table($table) + { + return 'DROP TABLE '.$name; + } + + // -------------------------------------------------------------------- + + /** + * Alter table query + * + * Generates a platform-specific query so that a table can be altered + * Called by add_column(), drop_column(), and column_alter(), + * + * @param string the ALTER type (ADD, DROP, CHANGE) + * @param string the column name + * @param string the table name + * @param string the column definition + * @param string the default value + * @param boolean should 'NOT NULL' be added + * @param string the field after which we should add the new field + * @return string + */ + protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') + { + $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table)." $alter_type ".$this->db->protect_identifiers($column_name); + + $sql .= " {$column_definition}"; + + if ($default_value != '') + { + $sql .= " DEFAULT \"{$default_value}\""; + } + + if ($null === NULL) + { + $sql .= ' NULL'; + } + else + { + $sql .= ' NOT NULL'; + } + + if ($after_field != '') + { + $sql .= ' AFTER ' . $this->db->protect_identifiers($after_field); + } + + return $sql; + + } + + // -------------------------------------------------------------------- + + /** + * Rename a table + * + * Generates a platform-specific query so that a table can be renamed + * + * @param string the old table name + * @param string the new table name + * @return string + */ + protected function _rename_table($table_name, $new_table_name) + { + return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name); + } +} + +/* End of file interbase_forge.php */ +/* Location: ./system/database/drivers/interbase/interbase_forge.php */
\ No newline at end of file diff --git a/system/database/drivers/interbase/interbase_result.php b/system/database/drivers/interbase/interbase_result.php new file mode 100644 index 000000000..4b15eee20 --- /dev/null +++ b/system/database/drivers/interbase/interbase_result.php @@ -0,0 +1,294 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * 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 EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, 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 3.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * Interbase/Firebird Result Class + * + * This class extends the parent result class: CI_DB_result + * + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_interbase_result extends CI_DB_result { + + public $num_rows; + + /** + * Number of rows in the result set + * + * @return integer + */ + public function num_rows() + { + if( ! is_null($this->num_rows)) + { + return $this->num_rows; + } + + //Get the results so that you can get an accurate rowcount + $this->result(); + + return $this->num_rows; + } + + // -------------------------------------------------------------------- + + /** + * Number of fields in the result set + * + * @return integer + */ + public function num_fields() + { + return @ibase_num_fields($this->result_id); + } + + // -------------------------------------------------------------------- + + /** + * Fetch Field Names + * + * Generates an array of column names + * + * @return array + */ + public function list_fields() + { + $field_names = array(); + for ($i = 0, $num_fields = $this->num_fields(); $i < $num_fields; $i++) + { + $info = ibase_field_info($this->result_id, $i); + $field_names[] = $info['name']; + } + + return $field_names; + } + + // -------------------------------------------------------------------- + + /** + * Field data + * + * Generates an array of objects containing field meta-data + * + * @return array + */ + public function field_data() + { + + $retval = array(); + for ($i = 0, $num_fields = $this->num_fields(); $i < $num_fields; $i++) + { + $info = ibase_field_info($this->result_id, $i); + + $F = new stdClass(); + $F->name = $info['name']; + $F->type = $info['type']; + $F->max_length = $info['length']; + $F->primary_key = 0; + $F->default = ''; + + $retval[] = $F; + } + + return $retval; + } + + // -------------------------------------------------------------------- + + /** + * Free the result + * + * @return null + */ + public function free_result() + { + @ibase_free_result($this->result_id); + } + + // -------------------------------------------------------------------- + + /** + * Data Seek + * + * Moves the internal pointer to the desired offset. We call + * this internally before fetching results to make sure the + * result set starts at zero + * + * @return array + */ + protected function _data_seek($n = 0) + { + //Set the row count to 0 + $this->num_rows = 0; + + //Interbase driver doesn't implement a suitable function + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Result - associative array + * + * Returns the result set as an array + * + * @return array + */ + protected function _fetch_assoc() + { + if (($row = @ibase_fetch_assoc($this->result_id, IBASE_FETCH_BLOBS)) !== FALSE) + { + //Increment row count + $this->num_rows++; + } + + return $row; + } + + // -------------------------------------------------------------------- + + /** + * Result - object + * + * Returns the result set as an object + * + * @return object + */ + protected function _fetch_object() + { + if (($row = @ibase_fetch_object($this->result_id, IBASE_FETCH_BLOBS)) !== FALSE) + { + //Increment row count + $this->num_rows++; + } + + return $row; + } + + // -------------------------------------------------------------------- + + /** + * Query result. "object" version. + * + * @return object + */ + public function result_object() + { + if (count($this->result_object) > 0) + { + return $this->result_object; + } + + // Convert result array to object so that + // We don't have to get the result again + if (count($this->result_array) > 0) + { + $i = 0; + + foreach ($this->result_array as $array) + { + $this->result_object[$i] = new StdClass(); + + foreach ($array as $key => $val) + { + $this->result_object[$i]->{$key} = $val; + } + + ++$i; + } + + return $this->result_object; + } + + // In the event that query caching is on the result_id variable + // will return FALSE since there isn't a valid SQL resource so + // we'll simply return an empty array. + if ($this->result_id === FALSE) + { + return array(); + } + + $this->num_rows = 0; + while ($row = $this->_fetch_object()) + { + $this->result_object[] = $row; + } + + return $this->result_object; + } + + // -------------------------------------------------------------------- + + /** + * Query result. "array" version. + * + * @return array + */ + public function result_array() + { + if (count($this->result_array) > 0) + { + return $this->result_array; + } + + // Since the object and array are really similar, just case + // the result object to an array if need be + if (count($this->result_object) > 0) + { + foreach ($this->result_object as $obj) + { + $this->result_array[] = (array) $obj; + } + + return $this->result_array; + } + + // In the event that query caching is on the result_id variable + // will return FALSE since there isn't a valid SQL resource so + // we'll simply return an empty array. + if ($this->result_id === FALSE) + { + return array(); + } + + $this->num_rows = 0; + while ($row = $this->_fetch_assoc()) + { + $this->result_array[] = $row; + } + + return $this->result_array; + } + +} + +/* End of file interbase_result.php */ +/* Location: ./system/database/drivers/interbase/interbase_result.php */
\ No newline at end of file diff --git a/system/database/drivers/interbase/interbase_utility.php b/system/database/drivers/interbase/interbase_utility.php new file mode 100644 index 000000000..76a0497c1 --- /dev/null +++ b/system/database/drivers/interbase/interbase_utility.php @@ -0,0 +1,115 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * 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 EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, 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 3.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * Interbase/Firebird Utility Class + * + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_interbase_utility extends CI_DB_utility { + + /** + * List databases + * + * I don't believe you can do a database listing with Firebird + * since each database is its own file. I suppose we could + * try reading a directory looking for Firebird files, but + * that doesn't seem like a terribly good idea + * + * @return bool + */ + public function _list_databases() + { + if ($this->db_debug) + { + return $this->db->display_error('db_unsuported_feature'); + } + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Optimize table query + * + * Is optimization even supported in Interbase/Firebird? + * + * @param string the table name + * @return object + */ + public function _optimize_table($table) + { + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Repair table query + * + * Table repairs are not supported in Interbase/Firebird + * + * @param string the table name + * @return object + */ + public function _repair_table($table) + { + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Interbase/Firebird Export + * + * @param string $filename + * @return mixed + */ + public function backup($filename) + { + if ($service = ibase_service_attach($this->db->hostname, $this->db->username, $this->db->password)) + { + $res = ibase_backup($service, $this->db->database, $filename.'.fbk'); + + //Close the service connection + ibase_service_detach($service); + + return $res; + } + else + { + return FALSE; + } + } +} + +/* End of file interbase_utility.php */ +/* Location: ./system/database/drivers/interbase/interbase_utility.php */
\ No newline at end of file |